From 01ce181671d28c701948c765768440a7e9a09777 Mon Sep 17 00:00:00 2001 From: gdisirio Date: Mon, 5 Apr 2010 07:58:29 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1855 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/platforms/LPC111x/LPC11xx.h | 499 ------------------------------ os/hal/platforms/LPC111x/hal_lld.c | 132 -------- os/hal/platforms/LPC111x/hal_lld.h | 231 -------------- os/hal/platforms/LPC111x/pal_lld.c | 95 ------ os/hal/platforms/LPC111x/pal_lld.h | 309 ------------------ os/hal/platforms/LPC111x/platform.dox | 76 ----- os/hal/platforms/LPC111x/platform.mk | 7 - os/hal/platforms/LPC111x/serial_lld.c | 286 ----------------- os/hal/platforms/LPC111x/serial_lld.h | 203 ------------ os/hal/platforms/LPC111x/system_LPC11xx.h | 64 ---- os/hal/platforms/LPC11xx/LPC11xx.h | 499 ++++++++++++++++++++++++++++++ os/hal/platforms/LPC11xx/hal_lld.c | 132 ++++++++ os/hal/platforms/LPC11xx/hal_lld.h | 231 ++++++++++++++ os/hal/platforms/LPC11xx/pal_lld.c | 95 ++++++ os/hal/platforms/LPC11xx/pal_lld.h | 309 ++++++++++++++++++ os/hal/platforms/LPC11xx/platform.dox | 76 +++++ os/hal/platforms/LPC11xx/platform.mk | 7 + os/hal/platforms/LPC11xx/serial_lld.c | 286 +++++++++++++++++ os/hal/platforms/LPC11xx/serial_lld.h | 203 ++++++++++++ os/hal/platforms/LPC11xx/system_LPC11xx.h | 64 ++++ 20 files changed, 1902 insertions(+), 1902 deletions(-) delete mode 100644 os/hal/platforms/LPC111x/LPC11xx.h delete mode 100644 os/hal/platforms/LPC111x/hal_lld.c delete mode 100644 os/hal/platforms/LPC111x/hal_lld.h delete mode 100644 os/hal/platforms/LPC111x/pal_lld.c delete mode 100644 os/hal/platforms/LPC111x/pal_lld.h delete mode 100644 os/hal/platforms/LPC111x/platform.dox delete mode 100644 os/hal/platforms/LPC111x/platform.mk delete mode 100644 os/hal/platforms/LPC111x/serial_lld.c delete mode 100644 os/hal/platforms/LPC111x/serial_lld.h delete mode 100644 os/hal/platforms/LPC111x/system_LPC11xx.h create mode 100644 os/hal/platforms/LPC11xx/LPC11xx.h create mode 100644 os/hal/platforms/LPC11xx/hal_lld.c create mode 100644 os/hal/platforms/LPC11xx/hal_lld.h create mode 100644 os/hal/platforms/LPC11xx/pal_lld.c create mode 100644 os/hal/platforms/LPC11xx/pal_lld.h create mode 100644 os/hal/platforms/LPC11xx/platform.dox create mode 100644 os/hal/platforms/LPC11xx/platform.mk create mode 100644 os/hal/platforms/LPC11xx/serial_lld.c create mode 100644 os/hal/platforms/LPC11xx/serial_lld.h create mode 100644 os/hal/platforms/LPC11xx/system_LPC11xx.h diff --git a/os/hal/platforms/LPC111x/LPC11xx.h b/os/hal/platforms/LPC111x/LPC11xx.h deleted file mode 100644 index c07fe3b47..000000000 --- a/os/hal/platforms/LPC111x/LPC11xx.h +++ /dev/null @@ -1,499 +0,0 @@ -/**************************************************************************//** - * @file LPC11xx.h - * @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File for - * NXP LPC11xx Device Series - * @version V1.00 - * @date 17. November 2009 - * - * @note - * Copyright (C) 2009 ARM Limited. All rights reserved. - * - * @par - * ARM Limited (ARM) is supplying this software for use with Cortex-M - * processor based microcontrollers. This file can be freely distributed - * within development tools that are supporting such ARM based processors. - * - * @par - * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED - * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. - * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR - * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. - * - ******************************************************************************/ - - -#ifndef __LPC11xx_H__ -#define __LPC11xx_H__ - -#ifdef __cplusplus - extern "C" { -#endif - -/** @addtogroup LPC11xx_Definitions LPC11xx Definitions - This file defines all structures and symbols for LPC11xx: - - Registers and bitfields - - peripheral base address - - peripheral ID - - PIO definitions - @{ -*/ - - -/******************************************************************************/ -/* Processor and Core Peripherals */ -/******************************************************************************/ -/** @addtogroup LPC11xx_CMSIS LPC11xx CMSIS Definitions - Configuration of the Cortex-M0 Processor and Core Peripherals - @{ -*/ - -/* - * ========================================================================== - * ---------- Interrupt Number Definition ----------------------------------- - * ========================================================================== - */ - -typedef enum IRQn -{ -/****** Cortex-M0 Processor Exceptions Numbers ***************************************************/ - NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */ - HardFault_IRQn = -13, /*!< 3 Cortex-M0 Hard Fault Interrupt */ - SVCall_IRQn = -5, /*!< 11 Cortex-M0 SV Call Interrupt */ - PendSV_IRQn = -2, /*!< 14 Cortex-M0 Pend SV Interrupt */ - SysTick_IRQn = -1, /*!< 15 Cortex-M0 System Tick Interrupt */ - -/****** LPC13xx Specific Interrupt Numbers *******************************************************/ - WAKEUP0_IRQn = 0, /*!< All I/O pins can be used as wakeup source. */ - WAKEUP1_IRQn = 1, /*!< There are 13 pins in total for LPC11xx */ - WAKEUP2_IRQn = 2, - WAKEUP3_IRQn = 3, - WAKEUP4_IRQn = 4, - WAKEUP5_IRQn = 5, - WAKEUP6_IRQn = 6, - WAKEUP7_IRQn = 7, - WAKEUP8_IRQn = 8, - WAKEUP9_IRQn = 9, - WAKEUP10_IRQn = 10, - WAKEUP11_IRQn = 11, - WAKEUP12_IRQn = 12, - SSP1_IRQn = 14, /*!< SSP1 Interrupt */ - I2C_IRQn = 15, /*!< I2C Interrupt */ - TIMER_16_0_IRQn = 16, /*!< 16-bit Timer0 Interrupt */ - TIMER_16_1_IRQn = 17, /*!< 16-bit Timer1 Interrupt */ - TIMER_32_0_IRQn = 18, /*!< 32-bit Timer0 Interrupt */ - TIMER_32_1_IRQn = 19, /*!< 32-bit Timer1 Interrupt */ - SSP0_IRQn = 20, /*!< SSP0 Interrupt */ - UART_IRQn = 21, /*!< UART Interrupt */ - ADC_IRQn = 24, /*!< A/D Converter Interrupt */ - WDT_IRQn = 25, /*!< Watchdog timer Interrupt */ - BOD_IRQn = 26, /*!< Brown Out Detect(BOD) Interrupt */ - EINT3_IRQn = 28, /*!< External Interrupt 3 Interrupt */ - EINT2_IRQn = 29, /*!< External Interrupt 2 Interrupt */ - EINT1_IRQn = 30, /*!< External Interrupt 1 Interrupt */ - EINT0_IRQn = 31, /*!< External Interrupt 0 Interrupt */ -} IRQn_Type; - - -/* - * ========================================================================== - * ----------- Processor and Core Peripheral Section ------------------------ - * ========================================================================== - */ - -/* Configuration of the Cortex-M3 Processor and Core Peripherals */ -#define __MPU_PRESENT 0 /*!< MPU present or not */ -#define __NVIC_PRIO_BITS 3 /*!< Number of Bits used for Priority Levels */ -#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */ - -/*@}*/ /* end of group LPC11xx_CMSIS */ - - -#include "core_cm0.h" /* Cortex-M0 processor and core peripherals */ -#include "system_LPC11xx.h" /* System Header */ - - -/******************************************************************************/ -/* Device Specific Peripheral Registers structures */ -/******************************************************************************/ - -#if defined ( __CC_ARM ) -#pragma anon_unions -#endif - -/*------------- System Control (SYSCON) --------------------------------------*/ -/** @addtogroup LPC11xx_SYSCON LPC11xx System Control Block - @{ -*/ -typedef struct -{ - __IO uint32_t SYSMEMREMAP; /*!< Offset: 0x000 System memory remap (R/W) */ - __IO uint32_t PRESETCTRL; /*!< Offset: 0x004 Peripheral reset control (R/W) */ - __IO uint32_t SYSPLLCTRL; /*!< Offset: 0x008 System PLL control (R/W) */ - __IO uint32_t SYSPLLSTAT; /*!< Offset: 0x00C System PLL status (R/ ) */ - uint32_t RESERVED0[4]; - - __IO uint32_t SYSOSCCTRL; /*!< Offset: 0x020 System oscillator control (R/W) */ - __IO uint32_t WDTOSCCTRL; /*!< Offset: 0x024 Watchdog oscillator control (R/W) */ - __IO uint32_t IRCCTRL; /*!< Offset: 0x028 IRC control (R/W) */ - uint32_t RESERVED1[1]; - __IO uint32_t SYSRESSTAT; /*!< Offset: 0x030 System reset status Register (R/ ) */ - uint32_t RESERVED2[3]; - __IO uint32_t SYSPLLCLKSEL; /*!< Offset: 0x040 System PLL clock source select (R/W) */ - __IO uint32_t SYSPLLCLKUEN; /*!< Offset: 0x044 System PLL clock source update enable (R/W) */ - uint32_t RESERVED3[10]; - - __IO uint32_t MAINCLKSEL; /*!< Offset: 0x070 Main clock source select (R/W) */ - __IO uint32_t MAINCLKUEN; /*!< Offset: 0x074 Main clock source update enable (R/W) */ - __IO uint32_t SYSAHBCLKDIV; /*!< Offset: 0x078 System AHB clock divider (R/W) */ - uint32_t RESERVED4[1]; - - __IO uint32_t SYSAHBCLKCTRL; /*!< Offset: 0x080 System AHB clock control (R/W) */ - uint32_t RESERVED5[4]; - __IO uint32_t SSP0CLKDIV; /*!< Offset: 0x094 SSP0 clock divider (R/W) */ - __IO uint32_t UARTCLKDIV; /*!< Offset: 0x098 UART clock divider (R/W) */ - __IO uint32_t SSP1CLKDIV; /*!< Offset: 0x09C SSP1 clock divider (R/W) */ - uint32_t RESERVED6[4]; - - __IO uint32_t SYSTICKCLKDIV; /*!< Offset: 0x0B0 SYSTICK clock divider (R/W) */ - uint32_t RESERVED7[7]; - - __IO uint32_t WDTCLKSEL; /*!< Offset: 0x0D0 WDT clock source select (R/W) */ - __IO uint32_t WDTCLKUEN; /*!< Offset: 0x0D4 WDT clock source update enable (R/W) */ - __IO uint32_t WDTCLKDIV; /*!< Offset: 0x0D8 WDT clock divider (R/W) */ - uint32_t RESERVED8[1]; - __IO uint32_t CLKOUTCLKSEL; /*!< Offset: 0x0E0 CLKOUT clock source select (R/W) */ - __IO uint32_t CLKOUTUEN; /*!< Offset: 0x0E4 CLKOUT clock source update enable (R/W) */ - __IO uint32_t CLKOUTDIV; /*!< Offset: 0x0E8 CLKOUT clock divider (R/W) */ - uint32_t RESERVED9[5]; - - __IO uint32_t PIOPORCAP0; /*!< Offset: 0x100 POR captured PIO status 0 (R/ ) */ - __IO uint32_t PIOPORCAP1; /*!< Offset: 0x104 POR captured PIO status 1 (R/ ) */ - uint32_t RESERVED10[18]; - - __IO uint32_t BODCTRL; /*!< Offset: 0x150 BOD control (R/W) */ - uint32_t RESERVED11[1]; - __IO uint32_t SYSTCKCAL; /*!< Offset: 0x158 System tick counter calibration (R/W) */ - uint32_t RESERVED12[41]; - - __IO uint32_t STARTAPRP0; /*!< Offset: 0x200 Start logic edge control Register 0 (R/W) */ - __IO uint32_t STARTERP0; /*!< Offset: 0x204 Start logic signal enable Register 0 (R/W) */ - __IO uint32_t STARTRSRP0CLR; /*!< Offset: 0x208 Start logic reset Register 0 ( /W) */ - __IO uint32_t STARTSRP0; /*!< Offset: 0x20C Start logic status Register 0 (R/W) */ - uint32_t RESERVED14[8]; - - __IO uint32_t PDSLEEPCFG; /*!< Offset: 0x230 Power-down states in Deep-sleep mode (R/W) */ - __IO uint32_t PDAWAKECFG; /*!< Offset: 0x234 Power-down states after wake-up (R/W) */ - __IO uint32_t PDRUNCFG; /*!< Offset: 0x238 Power-down configuration Register (R/W) */ - uint32_t RESERVED15[110]; - __I uint32_t DEVICE_ID; /*!< Offset: 0x3F4 Device ID (R/ ) */ -} LPC_SYSCON_TypeDef; -/*@}*/ /* end of group LPC11xx_SYSCON */ - - -/*------------- Pin Connect Block (IOCON) --------------------------------*/ -/** @addtogroup LPC11xx_IOCON LPC11xx I/O Configuration Block - @{ -*/ -typedef struct -{ - __IO uint32_t PIO2_6; /*!< Offset: 0x000 I/O configuration for pin PIO2_6 (R/W) */ - uint32_t RESERVED0[1]; - __IO uint32_t PIO2_0; /*!< Offset: 0x008 I/O configuration for pin PIO2_0/DTR/SSEL1 (R/W) */ - __IO uint32_t RESET_PIO0_0; /*!< Offset: 0x00C I/O configuration for pin RESET/PIO0_0 (R/W) */ - __IO uint32_t PIO0_1; /*!< Offset: 0x010 I/O configuration for pin PIO0_1/CLKOUT/CT32B0_MAT2 (R/W) */ - __IO uint32_t PIO1_8; /*!< Offset: 0x014 I/O configuration for pin PIO1_8/CT16B1_CAP0 (R/W) */ - uint32_t RESERVED1[1]; - __IO uint32_t PIO0_2; /*!< Offset: 0x01C I/O configuration for pin PIO0_2/SSEL0/CT16B0_CAP0 (R/W) */ - - __IO uint32_t PIO2_7; /*!< Offset: 0x020 I/O configuration for pin PIO2_7 (R/W) */ - __IO uint32_t PIO2_8; /*!< Offset: 0x024 I/O configuration for pin PIO2_8 (R/W) */ - __IO uint32_t PIO2_1; /*!< Offset: 0x028 I/O configuration for pin PIO2_1/nDSR/SCK1 (R/W) */ - __IO uint32_t PIO0_3; /*!< Offset: 0x02C I/O configuration for pin PIO0_3 (R/W) */ - __IO uint32_t PIO0_4; /*!< Offset: 0x030 I/O configuration for pin PIO0_4/SCL (R/W) */ - __IO uint32_t PIO0_5; /*!< Offset: 0x034 I/O configuration for pin PIO0_5/SDA (R/W) */ - __IO uint32_t PIO1_9; /*!< Offset: 0x038 I/O configuration for pin PIO1_9/CT16B1_MAT0 (R/W) */ - __IO uint32_t PIO3_4; /*!< Offset: 0x03C I/O configuration for pin PIO3_4 (R/W) */ - - __IO uint32_t PIO2_4; /*!< Offset: 0x040 I/O configuration for pin PIO2_4 (R/W) */ - __IO uint32_t PIO2_5; /*!< Offset: 0x044 I/O configuration for pin PIO2_5 (R/W) */ - __IO uint32_t PIO3_5; /*!< Offset: 0x048 I/O configuration for pin PIO3_5 (R/W) */ - __IO uint32_t PIO0_6; /*!< Offset: 0x04C I/O configuration for pin PIO0_6/SCK0 (R/W) */ - __IO uint32_t PIO0_7; /*!< Offset: 0x050 I/O configuration for pin PIO0_7/nCTS (R/W) */ - __IO uint32_t PIO2_9; /*!< Offset: 0x054 I/O configuration for pin PIO2_9 (R/W) */ - __IO uint32_t PIO2_10; /*!< Offset: 0x058 I/O configuration for pin PIO2_10 (R/W) */ - __IO uint32_t PIO2_2; /*!< Offset: 0x05C I/O configuration for pin PIO2_2/DCD/MISO1 (R/W) */ - - __IO uint32_t PIO0_8; /*!< Offset: 0x060 I/O configuration for pin PIO0_8/MISO0/CT16B0_MAT0 (R/W) */ - __IO uint32_t PIO0_9; /*!< Offset: 0x064 I/O configuration for pin PIO0_9/MOSI0/CT16B0_MAT1 (R/W) */ - __IO uint32_t JTAG_TCK_PIO0_10; /*!< Offset: 0x068 I/O configuration for pin SWCLK/PIO0_10/SCK0/CT16B0_MAT2 (R/W) */ - __IO uint32_t PIO1_10; /*!< Offset: 0x06C I/O configuration for pin PIO1_10/AD6/CT16B1_MAT1 (R/W) */ - __IO uint32_t PIO2_11; /*!< Offset: 0x070 I/O configuration for pin PIO2_11/SCK0 (R/W) */ - __IO uint32_t JTAG_TDI_PIO0_11; /*!< Offset: 0x074 I/O configuration for pin TDI/PIO0_11/AD0/CT32B0_MAT3 (R/W) */ - __IO uint32_t JTAG_TMS_PIO1_0; /*!< Offset: 0x078 I/O configuration for pin TMS/PIO1_0/AD1/CT32B1_CAP0 (R/W) */ - __IO uint32_t JTAG_TDO_PIO1_1; /*!< Offset: 0x07C I/O configuration for pin TDO/PIO1_1/AD2/CT32B1_MAT0 (R/W) */ - - __IO uint32_t JTAG_nTRST_PIO1_2; /*!< Offset: 0x080 I/O configuration for pin nTRST/PIO1_2/AD3/CT32B1_MAT1 (R/W) */ - __IO uint32_t PIO3_0; /*!< Offset: 0x084 I/O configuration for pin PIO3_0/nDTR (R/W) */ - __IO uint32_t PIO3_1; /*!< Offset: 0x088 I/O configuration for pin PIO3_1/nDSR (R/W) */ - __IO uint32_t PIO2_3; /*!< Offset: 0x08C I/O configuration for pin PIO2_3/RI/MOSI1 (R/W) */ - __IO uint32_t ARM_SWDIO_PIO1_3; /*!< Offset: 0x090 I/O configuration for pin SWDIO/PIO1_3/AD4/CT32B1_MAT2 (R/W) */ - __IO uint32_t PIO1_4; /*!< Offset: 0x094 I/O configuration for pin PIO1_4/AD5/CT32B1_MAT3 (R/W) */ - __IO uint32_t PIO1_11; /*!< Offset: 0x098 I/O configuration for pin PIO1_11/AD7 (R/W) */ - __IO uint32_t PIO3_2; /*!< Offset: 0x09C I/O configuration for pin PIO3_2/nDCD (R/W) */ - - __IO uint32_t PIO1_5; /*!< Offset: 0x0A0 I/O configuration for pin PIO1_5/nRTS/CT32B0_CAP0 (R/W) */ - __IO uint32_t PIO1_6; /*!< Offset: 0x0A4 I/O configuration for pin PIO1_6/RXD/CT32B0_MAT0 (R/W) */ - __IO uint32_t PIO1_7; /*!< Offset: 0x0A8 I/O configuration for pin PIO1_7/TXD/CT32B0_MAT1 (R/W) */ - __IO uint32_t PIO3_3; /*!< Offset: 0x0AC I/O configuration for pin PIO3_3/nRI (R/W) */ - __IO uint32_t SCK_LOC; /*!< Offset: 0x0B0 SCK pin location select Register (R/W) */ - __IO uint32_t DSR_LOC; /*!< Offset: 0x0B4 DSR pin location select Register (R/W) */ - __IO uint32_t DCD_LOC; /*!< Offset: 0x0B8 DCD pin location select Register (R/W) */ - __IO uint32_t RI_LOC; /*!< Offset: 0x0BC RI pin location Register (R/W) */ -} LPC_IOCON_TypeDef; -/*@}*/ /* end of group LPC11xx_IOCON */ - - -/*------------- Power Management Unit (PMU) --------------------------*/ -/** @addtogroup LPC11xx_PMU LPC11xx Power Management Unit - @{ -*/ -typedef struct -{ - __IO uint32_t PCON; /*!< Offset: 0x000 Power control Register (R/W) */ - __IO uint32_t GPREG0; /*!< Offset: 0x004 General purpose Register 0 (R/W) */ - __IO uint32_t GPREG1; /*!< Offset: 0x008 General purpose Register 1 (R/W) */ - __IO uint32_t GPREG2; /*!< Offset: 0x00C General purpose Register 2 (R/W) */ - __IO uint32_t GPREG3; /*!< Offset: 0x010 General purpose Register 3 (R/W) */ - __IO uint32_t GPREG4; /*!< Offset: 0x014 General purpose Register 4 (R/W) */ -} LPC_PMU_TypeDef; -/*@}*/ /* end of group LPC11xx_PMU */ - - -/*------------- General Purpose Input/Output (GPIO) --------------------------*/ -/** @addtogroup LPC11xx_GPIO LPC11xx General Purpose Input/Output - @{ -*/ -typedef struct -{ - union { - __IO uint32_t MASKED_ACCESS[4096]; /*!< Offset: 0x0000 to 0x3FFC Port data Register for pins PIOn_0 to PIOn_11 (R/W) */ - struct { - uint32_t RESERVED0[4095]; - __IO uint32_t DATA; /*!< Offset: 0x3FFC Port data Register (R/W) */ - }; - }; - uint32_t RESERVED1[4096]; - __IO uint32_t DIR; /*!< Offset: 0x8000 Data direction Register (R/W) */ - __IO uint32_t IS; /*!< Offset: 0x8004 Interrupt sense Register (R/W) */ - __IO uint32_t IBE; /*!< Offset: 0x8008 Interrupt both edges Register (R/W) */ - __IO uint32_t IEV; /*!< Offset: 0x800C Interrupt event Register (R/W) */ - __IO uint32_t IE; /*!< Offset: 0x8010 Interrupt mask Register (R/W) */ - __IO uint32_t RIS; /*!< Offset: 0x8014 Raw interrupt status Register (R/ ) */ - __IO uint32_t MIS; /*!< Offset: 0x8018 Masked interrupt status Register (R/ ) */ - __IO uint32_t IC; /*!< Offset: 0x801C Interrupt clear Register (R/W) */ -} LPC_GPIO_TypeDef; -/*@}*/ /* end of group LPC11xx_GPIO */ - - -/*------------- Timer (TMR) --------------------------------------------------*/ -/** @addtogroup LPC11xx_TMR LPC11xx 16/32-bit Counter/Timer - @{ -*/ -typedef struct -{ - __IO uint32_t IR; /*!< Offset: 0x000 Interrupt Register (R/W) */ - __IO uint32_t TCR; /*!< Offset: 0x004 Timer Control Register (R/W) */ - __IO uint32_t TC; /*!< Offset: 0x008 Timer Counter Register (R/W) */ - __IO uint32_t PR; /*!< Offset: 0x00C Prescale Register (R/W) */ - __IO uint32_t PC; /*!< Offset: 0x010 Prescale Counter Register (R/W) */ - __IO uint32_t MCR; /*!< Offset: 0x014 Match Control Register (R/W) */ - __IO uint32_t MR0; /*!< Offset: 0x018 Match Register 0 (R/W) */ - __IO uint32_t MR1; /*!< Offset: 0x01C Match Register 1 (R/W) */ - __IO uint32_t MR2; /*!< Offset: 0x020 Match Register 2 (R/W) */ - __IO uint32_t MR3; /*!< Offset: 0x024 Match Register 3 (R/W) */ - __IO uint32_t CCR; /*!< Offset: 0x028 Capture Control Register (R/W) */ - __I uint32_t CR0; /*!< Offset: 0x02C Capture Register 0 (R/ ) */ - uint32_t RESERVED1[3]; - __IO uint32_t EMR; /*!< Offset: 0x03C External Match Register (R/W) */ - uint32_t RESERVED2[12]; - __IO uint32_t CTCR; /*!< Offset: 0x070 Count Control Register (R/W) */ - __IO uint32_t PWMC; /*!< Offset: 0x074 PWM Control Register (R/W) */ -} LPC_TMR_TypeDef; -/*@}*/ /* end of group LPC11xx_TMR */ - - -/*------------- Universal Asynchronous Receiver Transmitter (UART) -----------*/ -/** @addtogroup LPC11xx_UART LPC11xx Universal Asynchronous Receiver/Transmitter - @{ -*/ -typedef struct -{ - union { - __I uint32_t RBR; /*!< Offset: 0x000 Receiver Buffer Register (R/ ) */ - __O uint32_t THR; /*!< Offset: 0x000 Transmit Holding Register ( /W) */ - __IO uint32_t DLL; /*!< Offset: 0x000 Divisor Latch LSB (R/W) */ - }; - union { - __IO uint32_t DLM; /*!< Offset: 0x004 Divisor Latch MSB (R/W) */ - __IO uint32_t IER; /*!< Offset: 0x000 Interrupt Enable Register (R/W) */ - }; - union { - __I uint32_t IIR; /*!< Offset: 0x008 Interrupt ID Register (R/ ) */ - __O uint32_t FCR; /*!< Offset: 0x008 FIFO Control Register ( /W) */ - }; - __IO uint32_t LCR; /*!< Offset: 0x00C Line Control Register (R/W) */ - __IO uint32_t MCR; /*!< Offset: 0x010 Modem control Register (R/W) */ - __I uint32_t LSR; /*!< Offset: 0x014 Line Status Register (R/ ) */ - __I uint32_t MSR; /*!< Offset: 0x018 Modem status Register (R/ ) */ - __IO uint32_t SCR; /*!< Offset: 0x01C Scratch Pad Register (R/W) */ - __IO uint32_t ACR; /*!< Offset: 0x020 Auto-baud Control Register (R/W) */ - uint32_t RESERVED0; - __IO uint32_t FDR; /*!< Offset: 0x028 Fractional Divider Register (R/W) */ - uint32_t RESERVED1; - __IO uint32_t TER; /*!< Offset: 0x030 Transmit Enable Register (R/W) */ - uint32_t RESERVED2[6]; - __IO uint32_t RS485CTRL; /*!< Offset: 0x04C RS-485/EIA-485 Control Register (R/W) */ - __IO uint32_t ADRMATCH; /*!< Offset: 0x050 RS-485/EIA-485 address match Register (R/W) */ - __IO uint32_t RS485DLY; /*!< Offset: 0x054 RS-485/EIA-485 direction control delay Register (R/W) */ - __I uint32_t FIFOLVL; /*!< Offset: 0x058 FIFO Level Register (R/ ) */ -} LPC_UART_TypeDef; -/*@}*/ /* end of group LPC11xx_UART */ - - -/*------------- Synchronous Serial Communication (SSP) -----------------------*/ -/** @addtogroup LPC11xx_SSP LPC11xx Synchronous Serial Port - @{ -*/ -typedef struct -{ - __IO uint32_t CR0; /*!< Offset: 0x000 Control Register 0 (R/W) */ - __IO uint32_t CR1; /*!< Offset: 0x004 Control Register 1 (R/W) */ - __IO uint32_t DR; /*!< Offset: 0x008 Data Register (R/W) */ - __I uint32_t SR; /*!< Offset: 0x00C Status Registe (R/ ) */ - __IO uint32_t CPSR; /*!< Offset: 0x010 Clock Prescale Register (R/W) */ - __IO uint32_t IMSC; /*!< Offset: 0x014 Interrupt Mask Set and Clear Register (R/W) */ - __IO uint32_t RIS; /*!< Offset: 0x018 Raw Interrupt Status Register (R/W) */ - __IO uint32_t MIS; /*!< Offset: 0x01C Masked Interrupt Status Register (R/W) */ - __IO uint32_t ICR; /*!< Offset: 0x020 SSPICR Interrupt Clear Register (R/W) */ -} LPC_SSP_TypeDef; -/*@}*/ /* end of group LPC11xx_SSP */ - - -/*------------- Inter-Integrated Circuit (I2C) -------------------------------*/ -/** @addtogroup LPC11xx_I2C LPC11xx I2C-Bus Interface - @{ -*/ -typedef struct -{ - __IO uint32_t CONSET; /*!< Offset: 0x000 I2C Control Set Register (R/W) */ - __I uint32_t STAT; /*!< Offset: 0x004 I2C Status Register (R/ ) */ - __IO uint32_t DAT; /*!< Offset: 0x008 I2C Data Register (R/W) */ - __IO uint32_t ADR0; /*!< Offset: 0x00C I2C Slave Address Register 0 (R/W) */ - __IO uint32_t SCLH; /*!< Offset: 0x010 SCH Duty Cycle Register High Half Word (R/W) */ - __IO uint32_t SCLL; /*!< Offset: 0x014 SCL Duty Cycle Register Low Half Word (R/W) */ - __O uint32_t CONCLR; /*!< Offset: 0x018 I2C Control Clear Register ( /W) */ - __IO uint32_t MMCTRL; /*!< Offset: 0x01C Monitor mode control register (R/W) */ - __IO uint32_t ADR1; /*!< Offset: 0x020 I2C Slave Address Register 1 (R/W) */ - __IO uint32_t ADR2; /*!< Offset: 0x024 I2C Slave Address Register 2 (R/W) */ - __IO uint32_t ADR3; /*!< Offset: 0x028 I2C Slave Address Register 3 (R/W) */ - __I uint32_t DATA_BUFFER; /*!< Offset: 0x02C Data buffer register ( /W) */ - __IO uint32_t MASK0; /*!< Offset: 0x030 I2C Slave address mask register 0 (R/W) */ - __IO uint32_t MASK1; /*!< Offset: 0x034 I2C Slave address mask register 1 (R/W) */ - __IO uint32_t MASK2; /*!< Offset: 0x038 I2C Slave address mask register 2 (R/W) */ - __IO uint32_t MASK3; /*!< Offset: 0x03C I2C Slave address mask register 3 (R/W) */ -} LPC_I2C_TypeDef; -/*@}*/ /* end of group LPC11xx_I2C */ - - -/*------------- Watchdog Timer (WDT) -----------------------------------------*/ -/** @addtogroup LPC11xx_WDT LPC11xx WatchDog Timer - @{ -*/ -typedef struct -{ - __IO uint32_t MOD; /*!< Offset: 0x000 Watchdog mode register (R/W) */ - __IO uint32_t TC; /*!< Offset: 0x004 Watchdog timer constant register (R/W) */ - __O uint32_t FEED; /*!< Offset: 0x008 Watchdog feed sequence register ( /W) */ - __I uint32_t TV; /*!< Offset: 0x00C Watchdog timer value register (R/ ) */ -} LPC_WDT_TypeDef; -/*@}*/ /* end of group LPC11xx_WDT */ - - -/*------------- Analog-to-Digital Converter (ADC) ----------------------------*/ -/** @addtogroup LPC11xx_ADC LPC11xx Analog-to-Digital Converter - @{ -*/ -typedef struct -{ - __IO uint32_t CR; /*!< Offset: 0x000 A/D Control Register (R/W) */ - __IO uint32_t GDR; /*!< Offset: 0x004 A/D Global Data Register (R/W) */ - uint32_t RESERVED0; - __IO uint32_t INTEN; /*!< Offset: 0x00C A/D Interrupt Enable Register (R/W) */ - __IO uint32_t DR[8]; /*!< Offset: 0x010-0x02C A/D Channel 0..7 Data Register (R/W) */ - __I uint32_t STAT; /*!< Offset: 0x030 A/D Status Register (R/ ) */ -} LPC_ADC_TypeDef; -/*@}*/ /* end of group LPC11xx_ADC */ - - -#if defined ( __CC_ARM ) -#pragma no_anon_unions -#endif - -/******************************************************************************/ -/* Peripheral memory map */ -/******************************************************************************/ -/* Base addresses */ -#define LPC_FLASH_BASE (0x00000000UL) -#define LPC_RAM_BASE (0x10000000UL) -#define LPC_APB0_BASE (0x40000000UL) -#define LPC_AHB_BASE (0x50000000UL) - -/* APB0 peripherals */ -#define LPC_I2C_BASE (LPC_APB0_BASE + 0x00000) -#define LPC_WDT_BASE (LPC_APB0_BASE + 0x04000) -#define LPC_UART_BASE (LPC_APB0_BASE + 0x08000) -#define LPC_CT16B0_BASE (LPC_APB0_BASE + 0x0C000) -#define LPC_CT16B1_BASE (LPC_APB0_BASE + 0x10000) -#define LPC_CT32B0_BASE (LPC_APB0_BASE + 0x14000) -#define LPC_CT32B1_BASE (LPC_APB0_BASE + 0x18000) -#define LPC_ADC_BASE (LPC_APB0_BASE + 0x1C000) -#define LPC_PMU_BASE (LPC_APB0_BASE + 0x38000) -#define LPC_SSP0_BASE (LPC_APB0_BASE + 0x40000) -#define LPC_IOCON_BASE (LPC_APB0_BASE + 0x44000) -#define LPC_SYSCON_BASE (LPC_APB0_BASE + 0x48000) -#define LPC_SSP1_BASE (LPC_APB0_BASE + 0x58000) - -/* AHB peripherals */ -#define LPC_GPIO_BASE (LPC_AHB_BASE + 0x00000) -#define LPC_GPIO0_BASE (LPC_AHB_BASE + 0x00000) -#define LPC_GPIO1_BASE (LPC_AHB_BASE + 0x10000) -#define LPC_GPIO2_BASE (LPC_AHB_BASE + 0x20000) -#define LPC_GPIO3_BASE (LPC_AHB_BASE + 0x30000) - -/******************************************************************************/ -/* Peripheral declaration */ -/******************************************************************************/ -#define LPC_I2C ((LPC_I2C_TypeDef *) LPC_I2C_BASE ) -#define LPC_WDT ((LPC_WDT_TypeDef *) LPC_WDT_BASE ) -#define LPC_UART ((LPC_UART_TypeDef *) LPC_UART_BASE ) -#define LPC_TMR16B0 ((LPC_TMR_TypeDef *) LPC_CT16B0_BASE) -#define LPC_TMR16B1 ((LPC_TMR_TypeDef *) LPC_CT16B1_BASE) -#define LPC_TMR32B0 ((LPC_TMR_TypeDef *) LPC_CT32B0_BASE) -#define LPC_TMR32B1 ((LPC_TMR_TypeDef *) LPC_CT32B1_BASE) -#define LPC_ADC ((LPC_ADC_TypeDef *) LPC_ADC_BASE ) -#define LPC_PMU ((LPC_PMU_TypeDef *) LPC_PMU_BASE ) -#define LPC_SSP0 ((LPC_SSP_TypeDef *) LPC_SSP0_BASE ) -#define LPC_SSP1 ((LPC_SSP_TypeDef *) LPC_SSP1_BASE ) -#define LPC_IOCON ((LPC_IOCON_TypeDef *) LPC_IOCON_BASE ) -#define LPC_SYSCON ((LPC_SYSCON_TypeDef *) LPC_SYSCON_BASE) -#define LPC_GPIO0 ((LPC_GPIO_TypeDef *) LPC_GPIO0_BASE ) -#define LPC_GPIO1 ((LPC_GPIO_TypeDef *) LPC_GPIO1_BASE ) -#define LPC_GPIO2 ((LPC_GPIO_TypeDef *) LPC_GPIO2_BASE ) -#define LPC_GPIO3 ((LPC_GPIO_TypeDef *) LPC_GPIO3_BASE ) - -#ifdef __cplusplus -} -#endif - -#endif /* __LPC11xx_H__ */ diff --git a/os/hal/platforms/LPC111x/hal_lld.c b/os/hal/platforms/LPC111x/hal_lld.c deleted file mode 100644 index 976fed23b..000000000 --- a/os/hal/platforms/LPC111x/hal_lld.c +++ /dev/null @@ -1,132 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/hal_lld.c - * @brief LPC111x HAL subsystem low level driver source. - * - * @addtogroup LPC111x_HAL - * @{ - */ - -#include "ch.h" -#include "hal.h" - -/** - * @brief Register missing in NXP header file. - */ -#define FLASHCFG (*((volatile uint32_t *)0x4003C010)) - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local variables. */ -/*===========================================================================*/ - -/** - * @brief PAL setup. - * @details Digital I/O ports static configuration as defined in @p board.h. - */ -const PALConfig pal_default_config = { - {VAL_GPIO0DATA, VAL_GPIO0DIR}, - {VAL_GPIO1DATA, VAL_GPIO1DIR}, - {VAL_GPIO2DATA, VAL_GPIO2DIR}, - {VAL_GPIO3DATA, VAL_GPIO3DIR}, -}; - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver interrupt handlers. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ - -/** - * @brief Low level HAL driver initialization. - */ -void hal_lld_init(void) { - - /* SysTick initialization using the system clock.*/ - NVICSetSystemHandlerPriority(HANDLER_SYSTICK, CORTEX_PRIORITY_SYSTICK); - SysTick->LOAD = LPC11xx_SYSCLK / CH_FREQUENCY - 1; - SysTick->VAL = 0; - SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | - SysTick_CTRL_ENABLE_Msk | - SysTick_CTRL_TICKINT_Msk; -} - -/** - * @brief LPC111x clocks and PLL initialization. - * @note All the involved constants come from the file @p board.h. - */ -void lpc111x_clock_init(void) { - unsigned i; - - /* Flash wait states setting, the code takes care to not touch TBD bits.*/ - FLASHCFG = (FLASHCFG & ~3) | LPC11xx_FLASHCFG_FLASHTIM; - - /* System oscillator initialization if required.*/ -#if LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT -#if LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC - LPC_SYSCON->SYSOSCCTRL = LPC11xx_SYSOSCCTRL; - LPC_SYSCON->PDRUNCFG &= ~(1 << 5); /* System oscillator ON. */ - for (i = 0; i < 200; i++) - __NOP(); /* Stabilization delay. */ -#endif /* LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC */ - - /* PLL initialization if required.*/ - LPC_SYSCON->SYSPLLCLKSEL = LPC11xx_PLLCLK_SOURCE; - LPC_SYSCON->SYSPLLCLKUEN = 1; /* Really required? */ - LPC_SYSCON->SYSPLLCLKUEN = 0; - LPC_SYSCON->SYSPLLCLKUEN = 1; - LPC_SYSCON->SYSPLLCTRL = LPC11xx_SYSPLLCTRL_MSEL | LPC11xx_SYSPLLCTRL_PSEL; - LPC_SYSCON->PDRUNCFG &= ~(1 << 7); /* System PLL ON. */ - while ((LPC_SYSCON->SYSPLLSTAT & 1) == 0) /* Wait PLL lock. */ - ; -#endif /* LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT */ - - /* Main clock source selection.*/ - LPC_SYSCON->MAINCLKSEL = LPC11xx_MAINCLK_SOURCE; - LPC_SYSCON->MAINCLKUEN = 1; /* Really required? */ - LPC_SYSCON->MAINCLKUEN = 0; - LPC_SYSCON->MAINCLKUEN = 1; - while ((LPC_SYSCON->MAINCLKUEN & 1) == 0) /* Wait switch completion. */ - ; - - /* ABH divider initialization, peripheral clocks are initially disabled, - the various device drivers will handle their own setup except GPIO and - IOCON that are left enabled.*/ - LPC_SYSCON->SYSAHBCLKDIV = LPC11xx_SYSABHCLK_DIV; - LPC_SYSCON->SYSAHBCLKCTRL = 0x0001005F; - - /* Peripheral clock dividers initialization.*/ - LPC_SYSCON->UARTCLKDIV = LPC11xx_UART_PCLK_DIV; - - /* Memory remapping, vectors always in ROM.*/ - LPC_SYSCON->SYSMEMREMAP = 2; -} - -/** @} */ diff --git a/os/hal/platforms/LPC111x/hal_lld.h b/os/hal/platforms/LPC111x/hal_lld.h deleted file mode 100644 index 523eb0a6f..000000000 --- a/os/hal/platforms/LPC111x/hal_lld.h +++ /dev/null @@ -1,231 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/hal_lld.h - * @brief HAL subsystem low level driver header template. - * - * @addtogroup LPC111x_HAL - * @{ - */ - -#ifndef _HAL_LLD_H_ -#define _HAL_LLD_H_ - -#include "LPC11xx.h" -#include "nvic.h" - -/*===========================================================================*/ -/* Driver constants. */ -/*===========================================================================*/ - -/** - * @brief Platform name. - */ -#define PLATFORM_NAME "LPC111x" - -#define IRCOSCCLK 12000000 /**< High speed internal clock. */ -#define WDGOSCCLK 1600000 /**< Watchdog internal clock. */ - -#define SYSPLLCLKSEL_IRCOSC 0 /**< Internal RC oscillator - clock source. */ -#define SYSPLLCLKSEL_SYSOSC 1 /**< System oscillator clock - source. */ - -#define SYSMAINCLKSEL_IRCOSC 0 /**< Clock source is IRC. */ -#define SYSMAINCLKSEL_PLLIN 1 /**< Clock source is PLLIN. */ -#define SYSMAINCLKSEL_WDGOSC 2 /**< Clock source is WDGOSC. */ -#define SYSMAINCLKSEL_PLLOUT 3 /**< Clock source is PLLOUT. */ - -/*===========================================================================*/ -/* Driver pre-compile time settings. */ -/*===========================================================================*/ - -/** - * @brief System PLL clock source. - */ -#if !defined(LPC11xx_PLLCLK_SOURCE) || defined(__DOXYGEN__) -#define LPC11xx_PLLCLK_SOURCE SYSPLLCLKSEL_SYSOSC -#endif - -/** - * @brief System PLL multiplier. - * @note The value must be in the 1..32 range and the final frequency - * must not exceed the CCO ratings. - */ -#if !defined(LPC11xx_SYSPLL_MUL) || defined(__DOXYGEN__) -#define LPC11xx_SYSPLL_MUL 4 -#endif - -/** - * @brief System PLL divider. - * @note The value must be chosen between (2, 4, 8, 16). - */ -#if !defined(LPC11xx_SYSPLL_DIV) || defined(__DOXYGEN__) -#define LPC11xx_SYSPLL_DIV 4 -#endif - -/** - * @brief System main clock source. - */ -#if !defined(LPC11xx_MAINCLK_SOURCE) || defined(__DOXYGEN__) -#define LPC11xx_MAINCLK_SOURCE SYSMAINCLKSEL_PLLOUT -#endif - -/** - * @brief AHB clock divider. - * @note The value must be chosen between (1...255). - */ -#if !defined(LPC11xx_SYSCLK_DIV) || defined(__DOXYGEN__) -#define LPC11xx_SYSABHCLK_DIV 1 -#endif - -/** - * @brief UART clock divider. - * @note The value must be chosen between (1...255). - */ -#if !defined(LPC11xx_UART_PCLK_DIV) || defined(__DOXYGEN__) -#define LPC11xx_UART_PCLK_DIV 1 -#endif - -/*===========================================================================*/ -/* Derived constants and error checks. */ -/*===========================================================================*/ - -/** - * @brief Calculated SYSOSCCTRL setting. - */ -#if (SYSOSCCLK < 18000000) || defined(__DOXYGEN__) -#define LPC11xx_SYSOSCCTRL 0 -#else -#define LPC11xx_SYSOSCCTRL 1 -#endif - -/** - * @brief PLL input clock frequency. - */ -#if (LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC) || defined(__DOXYGEN__) -#define LPC11xx_SYSPLLCLKIN SYSOSCCLK -#elif LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_IRCOCS -#define LPC11xx_SYSPLLCLKIN IRCOSCCLK -#else -#error "invalid LPC11xx_PLLCLK_SOURCE clock source specified" -#endif - -/** - * @brief MSEL mask in SYSPLLCTRL register. - */ -#if (LPC11xx_SYSPLL_MUL >= 1) && (LPC11xx_SYSPLL_MUL <= 32) || \ - defined(__DOXYGEN__) -#define LPC11xx_SYSPLLCTRL_MSEL (LPC11xx_SYSPLL_MUL - 1) -#else -#error "LPC11xx_SYSPLL_MUL out of range (1...32)" -#endif - -/** - * @brief PSEL mask in SYSPLLCTRL register. - */ -#if (LPC11xx_SYSPLL_DIV == 2) || defined(__DOXYGEN__) -#define LPC11xx_SYSPLLCTRL_PSEL (0 << 5) -#elif LPC11xx_SYSPLL_DIV == 4 -#define LPC11xx_SYSPLLCTRL_PSEL (1 << 5) -#elif LPC11xx_SYSPLL_DIV == 8 -#define LPC11xx_SYSPLLCTRL_PSEL (2 << 5) -#elif LPC11xx_SYSPLL_DIV == 16 -#define LPC11xx_SYSPLLCTRL_PSEL (3 << 5) -#else -#error "invalid LPC11xx_SYSPLL_DIV value (2,4,8,16)" -#endif - -/** - * @brief CCP frequency. - */ -#define LPC11xx_SYSPLLCCO (LPC11xx_SYSPLLCLKIN * LPC11xx_SYSPLL_MUL * \ - LPC11xx_SYSPLL_DIV) - -#if (LPC11xx_SYSPLLCCO < 156000000) || (LPC11xx_SYSPLLCCO > 320000000) -#error "CCO frequency out of the acceptable range (156...320)" -#endif - -/** - * @brief PLL output clock frequency. - */ -#define LPC11xx_SYSPLLCLKOUT (LPC11xx_SYSPLLCCO / LPC11xx_SYSPLL_DIV) - -#if (LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_IRCOCS) || defined(__DOXYGEN__) -#define LPC11xx_MAINCLK IRCOSCCLK -#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLIN -#define LPC11xx_MAINCLK LPC11xx_SYSPLLCLKIN -#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_WDGOSC -#define LPC11xx_MAINCLK WDGOSCCLK -#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT -#define LPC11xx_MAINCLK LPC11xx_SYSPLLCLKOUT -#else -#error "invalid LPC11xx_MAINCLK_SOURCE clock source specified" -#endif - -/** - * @brief AHB clock. - */ -#if (LPC11xx_SYSCLK <= 50000000) || defined(__DOXYGEN__) -#define LPC11xx_SYSCLK (LPC11xx_MAINCLK / LPC11xx_SYSABHCLK_DIV) -#else -#error "AHB clock frequency out of the acceptable range (50MHz max)" -#endif - -/** - * @brief Flash wait states. - */ -#if (LPC11xx_SYSCLK <= 20000000) || defined(__DOXYGEN__) -#define LPC11xx_FLASHCFG_FLASHTIM 0 -#elif LPC11xx_SYSCLK <= 40000000 -#define LPC11xx_FLASHCFG_FLASHTIM 1 -#else -#define LPC11xx_FLASHCFG_FLASHTIM 2 -#endif - -/** - * @brief UART clock. - */ -#define LPC11xx_UART_PCLK (LPC11xx_MAINCLK / LPC11xx_UART_PCLK_DIV) - -/*===========================================================================*/ -/* Driver data structures and types. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver macros. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* External declarations. */ -/*===========================================================================*/ - -#ifdef __cplusplus -extern "C" { -#endif - void hal_lld_init(void); - void lpc111x_clock_init(void); -#ifdef __cplusplus -} -#endif - -#endif /* _HAL_LLD_H_ */ - -/** @} */ diff --git a/os/hal/platforms/LPC111x/pal_lld.c b/os/hal/platforms/LPC111x/pal_lld.c deleted file mode 100644 index 2054cd271..000000000 --- a/os/hal/platforms/LPC111x/pal_lld.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/pal_lld.c - * @brief LPC111x GPIO low level driver code. - * - * @addtogroup LPC111x_PAL - * @{ - */ - -#include "ch.h" -#include "hal.h" - -#if CH_HAL_USE_PAL || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local variables. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver interrupt handlers. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ -/** - * @brief LPC111x I/O ports configuration. - * @details GPIO unit registers initialization. - * - * @param[in] config the LPC111x ports configuration - */ -void _pal_lld_init(const PALConfig *config) { - - LPC_GPIO0->DIR = config->P0.dir; - LPC_GPIO1->DIR = config->P1.dir; - LPC_GPIO2->DIR = config->P2.dir; - LPC_GPIO3->DIR = config->P3.dir; - LPC_GPIO0->DATA = config->P0.data; - LPC_GPIO1->DATA = config->P1.data; - LPC_GPIO2->DATA = config->P2.data; - LPC_GPIO3->DATA = config->P3.data; -} - -/** - * @brief Pads mode setup. - * @details This function programs a pads group belonging to the same port - * with the specified mode. - * - * @param[in] port the port identifier - * @param[in] mask the group mask - * @param[in] mode the mode - * - * @note This function is not meant to be invoked directly by the application - * code. - * @note @p PAL_MODE_UNCONNECTED is implemented as push pull output with high - * state. - * @note This function does not alter the @p PINSELx registers. Alternate - * functions setup must be handled by device-specific code. - */ -void _pal_lld_setgroupmode(ioportid_t port, - ioportmask_t mask, - uint_fast8_t mode) { - - (void)port; (void)mask; (void)mode; -} - -#endif /* CH_HAL_USE_PAL */ - -/** @} */ diff --git a/os/hal/platforms/LPC111x/pal_lld.h b/os/hal/platforms/LPC111x/pal_lld.h deleted file mode 100644 index 8b871721d..000000000 --- a/os/hal/platforms/LPC111x/pal_lld.h +++ /dev/null @@ -1,309 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/pal_lld.h - * @brief LPC111x GPIO low level driver header. - * - * @addtogroup LPC111x_PAL - * @{ - */ - -#ifndef _PAL_LLD_H_ -#define _PAL_LLD_H_ - -#if CH_HAL_USE_PAL || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Unsupported modes and specific modes */ -/*===========================================================================*/ - -#undef PAL_MODE_INPUT_PULLUP -#undef PAL_MODE_INPUT_PULLDOWN -#undef PAL_MODE_INPUT_ANALOG -#undef PAL_MODE_OUTPUT_OPENDRAIN - -/*===========================================================================*/ -/* I/O Ports Types and constants. */ -/*===========================================================================*/ - -/** - * @brief GPIO port setup info. - */ -typedef struct { - /** Initial value for FIO_PIN register.*/ - uint32_t data; - /** Initial value for FIO_DIR register.*/ - uint32_t dir; -} lpc111x_gpio_setup_t; - -/** - * @brief GPIO static initializer. - * @details An instance of this structure must be passed to @p palInit() at - * system startup time in order to initialized the digital I/O - * subsystem. This represents only the initial setup, specific pads - * or whole ports can be reprogrammed at later time. - * @note The @p IOCON block is not configured, initially all pins have - * enabled pullups and are programmed as GPIO. It is responsibility - * of the various drivers to reprogram the pins in the proper mode. - * Pins that are not handled by any driver may be programmed in - * @p board.c. - */ -typedef struct { - /** @brief GPIO 0 setup data.*/ - lpc111x_gpio_setup_t P0; - /** @brief GPIO 1 setup data.*/ - lpc111x_gpio_setup_t P1; - /** @brief GPIO 2 setup data.*/ - lpc111x_gpio_setup_t P2; - /** @brief GPIO 3 setup data.*/ - lpc111x_gpio_setup_t P3; -} PALConfig; - -/** - * @brief Width, in bits, of an I/O port. - */ -#define PAL_IOPORTS_WIDTH 32 - -/** - * @brief Whole port mask. - * @brief This macro specifies all the valid bits into a port. - */ -#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFFFFFF) - -/** - * @brief Digital I/O port sized unsigned type. - */ -typedef uint32_t ioportmask_t; - -/** - * @brief Port Identifier. - */ -typedef LPC_GPIO_TypeDef *ioportid_t; - -/*===========================================================================*/ -/* I/O Ports Identifiers. */ -/*===========================================================================*/ - -/** - * @brief GPIO0 port identifier. - */ -#define IOPORT1 LPC_GPIO0 -#define GPIO0 LPC_GPIO0 - -/** - * @brief GPIO1 port identifier. - */ -#define IOPORT2 LPC_GPIO1 -#define GPIO1 LPC_GPIO1 - -/** - * @brief GPIO2 port identifier. - */ -#define IOPORT3 LPC_GPIO2 -#define GPIO2 LPC_GPIO2 - -/** - * @brief GPIO3 port identifier. - */ -#define IOPORT4 LPC_GPIO3 -#define GPIO3 LPC_GPIO3 - -/*===========================================================================*/ -/* Implementation, some of the following macros could be implemented as */ -/* functions, if so please put them in pal_lld.c. */ -/*===========================================================================*/ - -/** - * @brief Low level PAL subsystem initialization. - * - * @param[in] config architecture-dependent ports configuration - */ -#define pal_lld_init(config) _pal_lld_init(config) - -/** - * @brief Reads the physical I/O port states. - * @note This function is not meant to be invoked directly by the - * application code. - * - * @param[in] port port identifier - * @return The port bits. - */ -#define pal_lld_readport(port) ((port)->DATA) - -/** - * @brief Reads the output latch. - * @details The purpose of this function is to read back the latched output - * value. - * @note This function is not meant to be invoked directly by the - * application code. - * - * @param[in] port port identifier - * @return The latched logical states. - */ -#define pal_lld_readlatch(port) ((port)->DATA) - -/** - * @brief Writes a bits mask on a I/O port. - * @note This function is not meant to be invoked directly by the - * application code. - * - * @param[in] port port identifier - * @param[in] bits bits to be written on the specified port - */ -#define pal_lld_writeport(port, bits) ((port)->DATA = (bits)) - -/** - * @brief Sets a bits mask on a I/O port. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] bits bits to be ORed on the specified port - */ -#define pal_lld_setport(port, bits) ((port)->MASKED_ACCESS[bits] = 0xFFFFFFFF) - -/** - * @brief Clears a bits mask on a I/O port. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] bits bits to be cleared on the specified port - */ -#define pal_lld_clearport(port, bits) ((port)->MASKED_ACCESS[bits] = 0) - -/** - * @brief Reads a group of bits. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] offset group bit offset within the port - * @return The group logical states. - */ -#define pal_lld_readgroup(port, mask, offset) \ - ((port)->MASKED_ACCESS[(mask) << (offset)]) - -/** - * @brief Writes a group of bits. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] offset group bit offset within the port - * @param[in] bits bits to be written. Values exceeding the group width - * are masked. - */ -#define pal_lld_writegroup(port, mask, offset, bits) \ - ((port)->MASKED_ACCESS[(mask) << (offset)] = (bits)) - -/** - * @brief Pads group mode setup. - * @details This function programs a pads group belonging to the same port - * with the specified mode. - * @note This function is not meant to be invoked directly by the - * application code. - * @note Programming an unknown or unsupported mode is silently ignored. - * - * @param[in] port port identifier - * @param[in] mask group mask - * @param[in] mode group mode - */ -#define pal_lld_setgroupmode(port, mask, mode) \ - _pal_lld_setgroupmode(port, mask, mode) - -/** - * @brief Writes a logical state on an output pad. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - * @param[out] bit logical value, the value must be @p PAL_LOW or - * @p PAL_HIGH - */ -#define pal_lld_writepad(port, pad, bit) \ - ((port)->MASKED_ACCESS[(mask) << (pad)] = (bit) << (pad)) - -/** - * @brief Sets a pad logical state to @p PAL_HIGH. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - */ -#define pal_lld_setpad(port, pad) \ - ((port)->MASKED_ACCESS[1 << (pad)] = 1 << (pad)) - -/** - * @brief Clears a pad logical state to @p PAL_LOW. - * @note This function is not meant to be invoked directly by the - * application code. - * @note The @ref PAL provides a default software implementation of this - * functionality, implement this function if can optimize it by using - * special hardware functionalities or special coding. - * - * @param[in] port port identifier - * @param[in] pad pad number within the port - */ -#define pal_lld_clearpad(port, pad) \ - ((port)->MASKED_ACCESS[1 << (pad)] = 0) - -#if !defined(__DOXYGEN__) -extern const PALConfig pal_default_config; -#endif - -#ifdef __cplusplus -extern "C" { -#endif - void _pal_lld_init(const PALConfig *config); - void _pal_lld_setgroupmode(ioportid_t port, - ioportmask_t mask, - uint_fast8_t mode); -#ifdef __cplusplus -} -#endif - -#endif /* CH_HAL_USE_PAL */ - -#endif /* _PAL_LLD_H_ */ - -/** @} */ diff --git a/os/hal/platforms/LPC111x/platform.dox b/os/hal/platforms/LPC111x/platform.dox deleted file mode 100644 index 11df786db..000000000 --- a/os/hal/platforms/LPC111x/platform.dox +++ /dev/null @@ -1,76 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @defgroup LPC111x LPC111x Support - * @brief LPC111x specific support. - * @details The LPC111x support includes: - * - I/O ports driver. - * - Buffered, interrupt driven, serial driver. - * - A demo supporting the kernel test suite. - * . - * @ingroup ARMCMx - */ - -/** - * @defgroup LPC111x_HAL LPC111x HAL Support - * @brief HAL support. - * - * @ingroup LPC111x - */ - -/** - * @defgroup LPC111x_PAL LPC111x I/O Ports Support - * @brief I/O Ports peripherals support. - * @details This module supports the LPC111x GPIO controller. The controller - * supports the following features (see @ref PAL): - * - 12 bits wide ports. - * - Atomic set/reset functions. - * - Atomic set+reset function (atomic bus operations). - * - Output latched regardless of the pad setting. - * - Direct read of input pads regardless of the pad setting. - * . - *

Supported Setup Modes

- * - @p PAL_MODE_RESET. - * - @p PAL_MODE_UNCONNECTED. - * - @p PAL_MODE_INPUT. - * - @p PAL_MODE_INPUT_ANALOG. - * - @p PAL_MODE_OUTPUT_PUSHPULL. - * . - * Any attempt to setup an invalid mode is ignored. - * - *

Suboptimal Behavior

- * Some GPIO features are less than optimal: - * - Pad/port toggling operations are not atomic. - * - Pull-up and Pull-down resistors cannot be programmed through the PAL - * driver and must be programmed separately. - * - Reading of the output latch for pads programmed as input is not possible, - * the input pin value is returned instead. - * . - * @ingroup LPC111x - */ - -/** - * @defgroup LPC111x_SERIAL LPC111x UART Support - * @brief UART peripherals support. - * @details The serial driver supports the LPC111x UART taking advantage of - * its deep hardware buffers. - * - * @ingroup LPC111x - */ diff --git a/os/hal/platforms/LPC111x/platform.mk b/os/hal/platforms/LPC111x/platform.mk deleted file mode 100644 index 99b6a10ba..000000000 --- a/os/hal/platforms/LPC111x/platform.mk +++ /dev/null @@ -1,7 +0,0 @@ -# List of all the LPC111x platform files. -PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/LPC111x/hal_lld.c \ - ${CHIBIOS}/os/hal/platforms/LPC111x/pal_lld.c \ - ${CHIBIOS}/os/hal/platforms/LPC111x/serial_lld.c - -# Required include directories -PLATFORMINC = ${CHIBIOS}/os/hal/platforms/LPC111x diff --git a/os/hal/platforms/LPC111x/serial_lld.c b/os/hal/platforms/LPC111x/serial_lld.c deleted file mode 100644 index e77a47bb2..000000000 --- a/os/hal/platforms/LPC111x/serial_lld.c +++ /dev/null @@ -1,286 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/serial_lld.c - * @brief LPC111x low level serial driver code. - * - * @addtogroup LPC111x_SERIAL - * @{ - */ - -#include "ch.h" -#include "hal.h" - -#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -#if USE_LPC111x_UART0 || defined(__DOXYGEN__) -/** @brief UART0 serial driver identifier.*/ -SerialDriver SD1; -#endif - -/*===========================================================================*/ -/* Driver local variables. */ -/*===========================================================================*/ - -/** @brief Driver default configuration.*/ -static const SerialConfig default_config = { - SERIAL_DEFAULT_BITRATE, - LCR_WL8 | LCR_STOP1 | LCR_NOPARITY, - FCR_TRIGGER0 -}; - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/** - * @brief UART initialization. - * - * @param[in] sdp communication channel associated to the UART - */ -static void uart_init(SerialDriver *sdp) { - LPC_UART_TypeDef *u = sdp->uart; - - uint32_t div = LPC11xx_UART_PCLK / (sdp->config->sc_speed << 4); - u->LCR = sdp->config->sc_lcr | LCR_DLAB; - u->DLL = div; - u->DLM = div >> 8; - u->LCR = sdp->config->sc_lcr; - u->FCR = FCR_ENABLE | FCR_RXRESET | FCR_TXRESET | sdp->config->sc_fcr; - u->ACR = 0; - u->FDR = 0x10; - u->TER = TER_ENABLE; - u->IER = IER_RBR | IER_STATUS; -} - -/** - * @brief UART de-initialization. - * - * @param[in] u pointer to an UART I/O block - */ -static void uart_deinit(LPC_UART_TypeDef *u) { - - u->LCR = LCR_DLAB; - u->DLL = 1; - u->DLM = 0; - u->LCR = 0; - u->FDR = 0x10; - u->IER = 0; - u->FCR = FCR_RXRESET | FCR_TXRESET; - u->ACR = 0; - u->TER = TER_ENABLE; -} - -/** - * @brief Error handling routine. - * - * @param[in] sdp communication channel associated to the UART - * @param[in] err UART LSR register value - */ -static void set_error(SerialDriver *sdp, IOREG32 err) { - sdflags_t sts = 0; - - if (err & LSR_OVERRUN) - sts |= SD_OVERRUN_ERROR; - if (err & LSR_PARITY) - sts |= SD_PARITY_ERROR; - if (err & LSR_FRAMING) - sts |= SD_FRAMING_ERROR; - if (err & LSR_BREAK) - sts |= SD_BREAK_DETECTED; - chSysLockFromIsr(); - sdAddFlagsI(sdp, sts); - chSysUnlockFromIsr(); -} - -/** - * @brief Common IRQ handler. - * @note Tries hard to clear all the pending interrupt sources, we don't - * want to go through the whole ISR and have another interrupt soon - * after. - * - * @param[in] u pointer to an UART I/O block - * @param[in] sdp communication channel associated to the UART - */ -static void serve_interrupt(SerialDriver *sdp) { - LPC_UART_TypeDef *u = sdp->uart; - - while (TRUE) { - switch (u->IIR & IIR_SRC_MASK) { - case IIR_SRC_NONE: - return; - case IIR_SRC_ERROR: - set_error(sdp, u->LSR); - break; - case IIR_SRC_TIMEOUT: - case IIR_SRC_RX: - chSysLockFromIsr(); - if (chIQIsEmpty(&sdp->iqueue)) - chEvtBroadcastI(&sdp->ievent); - chSysUnlockFromIsr(); - while (u->LSR & LSR_RBR_FULL) { - chSysLockFromIsr(); - if (chIQPutI(&sdp->iqueue, u->RBR) < Q_OK) - sdAddFlagsI(sdp, SD_OVERRUN_ERROR); - chSysUnlockFromIsr(); - } - break; - case IIR_SRC_TX: - { - int i = LPC111x_UART_FIFO_PRELOAD; - do { - msg_t b; - - chSysLockFromIsr(); - b = chOQGetI(&sdp->oqueue); - chSysUnlockFromIsr(); - if (b < Q_OK) { - u->IER &= ~IER_THRE; - chSysLockFromIsr(); - chEvtBroadcastI(&sdp->oevent); - chSysUnlockFromIsr(); - break; - } - u->THR = b; - } while (--i); - } - break; - default: - (void) u->THR; - (void) u->RBR; - } - } -} - -/** - * @brief Attempts a TX FIFO preload. - */ -static void preload(SerialDriver *sdp) { - LPC_UART_TypeDef *u = sdp->uart; - - if (u->LSR & LSR_THRE) { - int i = LPC111x_UART_FIFO_PRELOAD; - do { - msg_t b = chOQGetI(&sdp->oqueue); - if (b < Q_OK) { - chEvtBroadcastI(&sdp->oevent); - return; - } - u->THR = b; - } while (--i); - } - u->IER |= IER_THRE; -} - -/** - * @brief Driver SD1 output notification. - */ -#if USE_LPC111x_UART0 || defined(__DOXYGEN__) -static void notify1(void) { - - preload(&SD1); -} -#endif - -/*===========================================================================*/ -/* Driver interrupt handlers. */ -/*===========================================================================*/ - -/** - * @brief UART0 IRQ handler. - */ -#if USE_LPC111x_UART0 || defined(__DOXYGEN__) -CH_IRQ_HANDLER(Vector94) { - - CH_IRQ_PROLOGUE(); - - serve_interrupt(&SD1); - - CH_IRQ_EPILOGUE(); -} -#endif - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ - -/** - * @brief Low level serial driver initialization. - */ -void sd_lld_init(void) { - -#if USE_LPC111x_UART0 - sdObjectInit(&SD1, NULL, notify1); - SD1.uart = LPC_UART; - LPC_IOCON->PIO1_6 = 0xC1; /* RDX without resistors. */ - LPC_IOCON->PIO1_7 = 0xC1; /* TDX without resistors. */ -#endif -} - -/** - * @brief Low level serial driver configuration and (re)start. - * - * @param[in] sdp pointer to a @p SerialDriver object - */ -void sd_lld_start(SerialDriver *sdp) { - - if (sdp->config == NULL) - sdp->config = &default_config; - - if (sdp->state == SD_STOP) { -#if USE_LPC111x_UART0 - if (&SD1 == sdp) { - LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 12); - NVICEnableVector(UART_IRQn, - CORTEX_PRIORITY_MASK(LPC111x_UART0_PRIORITY)); - } -#endif - } - uart_init(sdp); -} - -/** - * @brief Low level serial driver stop. - * @details De-initializes the UART, stops the associated clock, resets the - * interrupt vector. - * - * @param[in] sdp pointer to a @p SerialDriver object - */ -void sd_lld_stop(SerialDriver *sdp) { - - if (sdp->state == SD_READY) { - uart_deinit(sdp->uart); -#if USE_LPC111x_UART0 - if (&SD1 == sdp) { - LPC_SYSCON->SYSAHBCLKCTRL &= ~(1 << 12); - NVICDisableVector(UART_IRQn); - return; - } -#endif - } -} - -#endif /* CH_HAL_USE_SERIAL */ - -/** @} */ diff --git a/os/hal/platforms/LPC111x/serial_lld.h b/os/hal/platforms/LPC111x/serial_lld.h deleted file mode 100644 index f67c5404f..000000000 --- a/os/hal/platforms/LPC111x/serial_lld.h +++ /dev/null @@ -1,203 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - ChibiOS/RT is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see . -*/ - -/** - * @file LPC111x/serial_lld.h - * @brief LPC111x low level serial driver header. - * - * @addtogroup LPC111x_SERIAL - * @{ - */ - -#ifndef _SERIAL_LLD_H_ -#define _SERIAL_LLD_H_ - -#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) - -/*===========================================================================*/ -/* Driver constants. */ -/*===========================================================================*/ - -#define IIR_SRC_MASK 0x0F -#define IIR_SRC_NONE 0x01 -#define IIR_SRC_MODEM 0x00 -#define IIR_SRC_TX 0x02 -#define IIR_SRC_RX 0x04 -#define IIR_SRC_ERROR 0x06 -#define IIR_SRC_TIMEOUT 0x0C - -#define IER_RBR 1 -#define IER_THRE 2 -#define IER_STATUS 4 - -#define LCR_WL5 0 -#define LCR_WL6 1 -#define LCR_WL7 2 -#define LCR_WL8 3 -#define LCR_STOP1 0 -#define LCR_STOP2 4 -#define LCR_NOPARITY 0 -#define LCR_PARITYODD 0x08 -#define LCR_PARITYEVEN 0x18 -#define LCR_PARITYONE 0x28 -#define LCR_PARITYZERO 0x38 -#define LCR_BREAK_ON 0x40 -#define LCR_DLAB 0x80 - -#define FCR_ENABLE 1 -#define FCR_RXRESET 2 -#define FCR_TXRESET 4 -#define FCR_TRIGGER0 0 -#define FCR_TRIGGER1 0x40 -#define FCR_TRIGGER2 0x80 -#define FCR_TRIGGER3 0xC0 - -#define LSR_RBR_FULL 1 -#define LSR_OVERRUN 2 -#define LSR_PARITY 4 -#define LSR_FRAMING 8 -#define LSR_BREAK 0x10 -#define LSR_THRE 0x20 -#define LSR_TEMT 0x40 -#define LSR_RXFE 0x80 - -#define TER_ENABLE 0x80 - -/*===========================================================================*/ -/* Driver pre-compile time settings. */ -/*===========================================================================*/ - -/** - * @brief UART0 driver enable switch. - * @details If set to @p TRUE the support for UART0 is included. - * @note The default is @p TRUE . - */ -#if !defined(USE_LPC111x_UART0) || defined(__DOXYGEN__) -#define USE_LPC111x_UART0 TRUE -#endif - -/** - * @brief FIFO preload parameter. - * @details Configuration parameter, this values defines how many bytes are - * preloaded in the HW transmit FIFO for each interrupt, the maximum value is - * 16 the minimum is 1. - * @note An high value reduces the number of interrupts generated but can - * also increase the worst case interrupt response time because the - * preload loops. - */ -#if !defined(LPC111x_UART_FIFO_PRELOAD) || defined(__DOXYGEN__) -#define LPC111x_UART_FIFO_PRELOAD 16 -#endif - -/** - * @brief UART0 interrupt priority level setting. - */ -#if !defined(LPC111x_UART0_PRIORITY) || defined(__DOXYGEN__) -#define LPC111x_UART0_PRIORITY 3 -#endif - -/*===========================================================================*/ -/* Derived constants and error checks. */ -/*===========================================================================*/ - -#if (LPC111x_UART_FIFO_PRELOAD < 1) || (LPC111x_UART_FIFO_PRELOAD > 16) -#error "invalid LPC214x_UART_FIFO_PRELOAD setting" -#endif - -/*===========================================================================*/ -/* Driver data structures and types. */ -/*===========================================================================*/ - -/** - * @brief Serial Driver condition flags type. - */ -typedef uint32_t sdflags_t; - -/** - * @brief LPC214x Serial Driver configuration structure. - * @details An instance of this structure must be passed to @p sdStart() - * in order to configure and start a serial driver operations. - */ -typedef struct { - /** - * @brief Bit rate. - */ - uint32_t sc_speed; - /** - * @brief Initialization value for the LCR register. - */ - uint32_t sc_lcr; - /** - * @brief Initialization value for the FCR register. - */ - uint32_t sc_fcr; -} SerialConfig; - -/** - * @brief @p SerialDriver specific data. - */ -#define _serial_driver_data \ - _base_asynchronous_channel_data \ - /* Driver state.*/ \ - sdstate_t state; \ - /* Current configuration data.*/ \ - const SerialConfig *config; \ - /* Input queue.*/ \ - InputQueue iqueue; \ - /* Output queue.*/ \ - OutputQueue oqueue; \ - /* Status Change @p EventSource.*/ \ - EventSource sevent; \ - /* I/O driver status flags.*/ \ - sdflags_t flags; \ - /* Input circular buffer.*/ \ - uint8_t ib[SERIAL_BUFFERS_SIZE]; \ - /* Output circular buffer.*/ \ - uint8_t ob[SERIAL_BUFFERS_SIZE]; \ - /* End of the mandatory fields.*/ \ - /* Pointer to the USART registers block.*/ \ - LPC_UART_TypeDef *uart; - -/*===========================================================================*/ -/* Driver macros. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* External declarations. */ -/*===========================================================================*/ - -#if USE_LPC111x_UART0 && !defined(__DOXYGEN__) -extern SerialDriver SD1; -#endif - -#ifdef __cplusplus -extern "C" { -#endif - void sd_lld_init(void); - void sd_lld_start(SerialDriver *sdp); - void sd_lld_stop(SerialDriver *sdp); -#ifdef __cplusplus -} -#endif - -#endif /* CH_HAL_USE_SERIAL */ - -#endif /* _SERIAL_LLD_H_ */ - -/** @} */ diff --git a/os/hal/platforms/LPC111x/system_LPC11xx.h b/os/hal/platforms/LPC111x/system_LPC11xx.h deleted file mode 100644 index 385fe3888..000000000 --- a/os/hal/platforms/LPC111x/system_LPC11xx.h +++ /dev/null @@ -1,64 +0,0 @@ -/**************************************************************************//** - * @file system_LPC11xx.h - * @brief CMSIS Cortex-M0 Device Peripheral Access Layer Header File - * for the NXP LPC11xx Device Series - * @version V1.00 - * @date 17. November 2009 - * - * @note - * Copyright (C) 2009 ARM Limited. All rights reserved. - * - * @par - * ARM Limited (ARM) is supplying this software for use with Cortex-M - * processor based microcontrollers. This file can be freely distributed - * within development tools that are supporting such ARM based processors. - * - * @par - * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED - * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. - * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR - * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. - * - ******************************************************************************/ - - -#ifndef __SYSTEM_LPC11xx_H -#define __SYSTEM_LPC11xx_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include - -extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ - - -/** - * Initialize the system - * - * @param none - * @return none - * - * @brief Setup the microcontroller system. - * Initialize the System and update the SystemCoreClock variable. - */ -extern void SystemInit (void); - -/** - * Update SystemCoreClock variable - * - * @param none - * @return none - * - * @brief Updates the SystemCoreClock with current core Clock - * retrieved from cpu registers. - */ -extern void SystemCoreClockUpdate (void); - -#ifdef __cplusplus -} -#endif - -#endif /* __SYSTEM_LPC11x_H */ diff --git a/os/hal/platforms/LPC11xx/LPC11xx.h b/os/hal/platforms/LPC11xx/LPC11xx.h new file mode 100644 index 000000000..c07fe3b47 --- /dev/null +++ b/os/hal/platforms/LPC11xx/LPC11xx.h @@ -0,0 +1,499 @@ +/**************************************************************************//** + * @file LPC11xx.h + * @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File for + * NXP LPC11xx Device Series + * @version V1.00 + * @date 17. November 2009 + * + * @note + * Copyright (C) 2009 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#ifndef __LPC11xx_H__ +#define __LPC11xx_H__ + +#ifdef __cplusplus + extern "C" { +#endif + +/** @addtogroup LPC11xx_Definitions LPC11xx Definitions + This file defines all structures and symbols for LPC11xx: + - Registers and bitfields + - peripheral base address + - peripheral ID + - PIO definitions + @{ +*/ + + +/******************************************************************************/ +/* Processor and Core Peripherals */ +/******************************************************************************/ +/** @addtogroup LPC11xx_CMSIS LPC11xx CMSIS Definitions + Configuration of the Cortex-M0 Processor and Core Peripherals + @{ +*/ + +/* + * ========================================================================== + * ---------- Interrupt Number Definition ----------------------------------- + * ========================================================================== + */ + +typedef enum IRQn +{ +/****** Cortex-M0 Processor Exceptions Numbers ***************************************************/ + NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */ + HardFault_IRQn = -13, /*!< 3 Cortex-M0 Hard Fault Interrupt */ + SVCall_IRQn = -5, /*!< 11 Cortex-M0 SV Call Interrupt */ + PendSV_IRQn = -2, /*!< 14 Cortex-M0 Pend SV Interrupt */ + SysTick_IRQn = -1, /*!< 15 Cortex-M0 System Tick Interrupt */ + +/****** LPC13xx Specific Interrupt Numbers *******************************************************/ + WAKEUP0_IRQn = 0, /*!< All I/O pins can be used as wakeup source. */ + WAKEUP1_IRQn = 1, /*!< There are 13 pins in total for LPC11xx */ + WAKEUP2_IRQn = 2, + WAKEUP3_IRQn = 3, + WAKEUP4_IRQn = 4, + WAKEUP5_IRQn = 5, + WAKEUP6_IRQn = 6, + WAKEUP7_IRQn = 7, + WAKEUP8_IRQn = 8, + WAKEUP9_IRQn = 9, + WAKEUP10_IRQn = 10, + WAKEUP11_IRQn = 11, + WAKEUP12_IRQn = 12, + SSP1_IRQn = 14, /*!< SSP1 Interrupt */ + I2C_IRQn = 15, /*!< I2C Interrupt */ + TIMER_16_0_IRQn = 16, /*!< 16-bit Timer0 Interrupt */ + TIMER_16_1_IRQn = 17, /*!< 16-bit Timer1 Interrupt */ + TIMER_32_0_IRQn = 18, /*!< 32-bit Timer0 Interrupt */ + TIMER_32_1_IRQn = 19, /*!< 32-bit Timer1 Interrupt */ + SSP0_IRQn = 20, /*!< SSP0 Interrupt */ + UART_IRQn = 21, /*!< UART Interrupt */ + ADC_IRQn = 24, /*!< A/D Converter Interrupt */ + WDT_IRQn = 25, /*!< Watchdog timer Interrupt */ + BOD_IRQn = 26, /*!< Brown Out Detect(BOD) Interrupt */ + EINT3_IRQn = 28, /*!< External Interrupt 3 Interrupt */ + EINT2_IRQn = 29, /*!< External Interrupt 2 Interrupt */ + EINT1_IRQn = 30, /*!< External Interrupt 1 Interrupt */ + EINT0_IRQn = 31, /*!< External Interrupt 0 Interrupt */ +} IRQn_Type; + + +/* + * ========================================================================== + * ----------- Processor and Core Peripheral Section ------------------------ + * ========================================================================== + */ + +/* Configuration of the Cortex-M3 Processor and Core Peripherals */ +#define __MPU_PRESENT 0 /*!< MPU present or not */ +#define __NVIC_PRIO_BITS 3 /*!< Number of Bits used for Priority Levels */ +#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */ + +/*@}*/ /* end of group LPC11xx_CMSIS */ + + +#include "core_cm0.h" /* Cortex-M0 processor and core peripherals */ +#include "system_LPC11xx.h" /* System Header */ + + +/******************************************************************************/ +/* Device Specific Peripheral Registers structures */ +/******************************************************************************/ + +#if defined ( __CC_ARM ) +#pragma anon_unions +#endif + +/*------------- System Control (SYSCON) --------------------------------------*/ +/** @addtogroup LPC11xx_SYSCON LPC11xx System Control Block + @{ +*/ +typedef struct +{ + __IO uint32_t SYSMEMREMAP; /*!< Offset: 0x000 System memory remap (R/W) */ + __IO uint32_t PRESETCTRL; /*!< Offset: 0x004 Peripheral reset control (R/W) */ + __IO uint32_t SYSPLLCTRL; /*!< Offset: 0x008 System PLL control (R/W) */ + __IO uint32_t SYSPLLSTAT; /*!< Offset: 0x00C System PLL status (R/ ) */ + uint32_t RESERVED0[4]; + + __IO uint32_t SYSOSCCTRL; /*!< Offset: 0x020 System oscillator control (R/W) */ + __IO uint32_t WDTOSCCTRL; /*!< Offset: 0x024 Watchdog oscillator control (R/W) */ + __IO uint32_t IRCCTRL; /*!< Offset: 0x028 IRC control (R/W) */ + uint32_t RESERVED1[1]; + __IO uint32_t SYSRESSTAT; /*!< Offset: 0x030 System reset status Register (R/ ) */ + uint32_t RESERVED2[3]; + __IO uint32_t SYSPLLCLKSEL; /*!< Offset: 0x040 System PLL clock source select (R/W) */ + __IO uint32_t SYSPLLCLKUEN; /*!< Offset: 0x044 System PLL clock source update enable (R/W) */ + uint32_t RESERVED3[10]; + + __IO uint32_t MAINCLKSEL; /*!< Offset: 0x070 Main clock source select (R/W) */ + __IO uint32_t MAINCLKUEN; /*!< Offset: 0x074 Main clock source update enable (R/W) */ + __IO uint32_t SYSAHBCLKDIV; /*!< Offset: 0x078 System AHB clock divider (R/W) */ + uint32_t RESERVED4[1]; + + __IO uint32_t SYSAHBCLKCTRL; /*!< Offset: 0x080 System AHB clock control (R/W) */ + uint32_t RESERVED5[4]; + __IO uint32_t SSP0CLKDIV; /*!< Offset: 0x094 SSP0 clock divider (R/W) */ + __IO uint32_t UARTCLKDIV; /*!< Offset: 0x098 UART clock divider (R/W) */ + __IO uint32_t SSP1CLKDIV; /*!< Offset: 0x09C SSP1 clock divider (R/W) */ + uint32_t RESERVED6[4]; + + __IO uint32_t SYSTICKCLKDIV; /*!< Offset: 0x0B0 SYSTICK clock divider (R/W) */ + uint32_t RESERVED7[7]; + + __IO uint32_t WDTCLKSEL; /*!< Offset: 0x0D0 WDT clock source select (R/W) */ + __IO uint32_t WDTCLKUEN; /*!< Offset: 0x0D4 WDT clock source update enable (R/W) */ + __IO uint32_t WDTCLKDIV; /*!< Offset: 0x0D8 WDT clock divider (R/W) */ + uint32_t RESERVED8[1]; + __IO uint32_t CLKOUTCLKSEL; /*!< Offset: 0x0E0 CLKOUT clock source select (R/W) */ + __IO uint32_t CLKOUTUEN; /*!< Offset: 0x0E4 CLKOUT clock source update enable (R/W) */ + __IO uint32_t CLKOUTDIV; /*!< Offset: 0x0E8 CLKOUT clock divider (R/W) */ + uint32_t RESERVED9[5]; + + __IO uint32_t PIOPORCAP0; /*!< Offset: 0x100 POR captured PIO status 0 (R/ ) */ + __IO uint32_t PIOPORCAP1; /*!< Offset: 0x104 POR captured PIO status 1 (R/ ) */ + uint32_t RESERVED10[18]; + + __IO uint32_t BODCTRL; /*!< Offset: 0x150 BOD control (R/W) */ + uint32_t RESERVED11[1]; + __IO uint32_t SYSTCKCAL; /*!< Offset: 0x158 System tick counter calibration (R/W) */ + uint32_t RESERVED12[41]; + + __IO uint32_t STARTAPRP0; /*!< Offset: 0x200 Start logic edge control Register 0 (R/W) */ + __IO uint32_t STARTERP0; /*!< Offset: 0x204 Start logic signal enable Register 0 (R/W) */ + __IO uint32_t STARTRSRP0CLR; /*!< Offset: 0x208 Start logic reset Register 0 ( /W) */ + __IO uint32_t STARTSRP0; /*!< Offset: 0x20C Start logic status Register 0 (R/W) */ + uint32_t RESERVED14[8]; + + __IO uint32_t PDSLEEPCFG; /*!< Offset: 0x230 Power-down states in Deep-sleep mode (R/W) */ + __IO uint32_t PDAWAKECFG; /*!< Offset: 0x234 Power-down states after wake-up (R/W) */ + __IO uint32_t PDRUNCFG; /*!< Offset: 0x238 Power-down configuration Register (R/W) */ + uint32_t RESERVED15[110]; + __I uint32_t DEVICE_ID; /*!< Offset: 0x3F4 Device ID (R/ ) */ +} LPC_SYSCON_TypeDef; +/*@}*/ /* end of group LPC11xx_SYSCON */ + + +/*------------- Pin Connect Block (IOCON) --------------------------------*/ +/** @addtogroup LPC11xx_IOCON LPC11xx I/O Configuration Block + @{ +*/ +typedef struct +{ + __IO uint32_t PIO2_6; /*!< Offset: 0x000 I/O configuration for pin PIO2_6 (R/W) */ + uint32_t RESERVED0[1]; + __IO uint32_t PIO2_0; /*!< Offset: 0x008 I/O configuration for pin PIO2_0/DTR/SSEL1 (R/W) */ + __IO uint32_t RESET_PIO0_0; /*!< Offset: 0x00C I/O configuration for pin RESET/PIO0_0 (R/W) */ + __IO uint32_t PIO0_1; /*!< Offset: 0x010 I/O configuration for pin PIO0_1/CLKOUT/CT32B0_MAT2 (R/W) */ + __IO uint32_t PIO1_8; /*!< Offset: 0x014 I/O configuration for pin PIO1_8/CT16B1_CAP0 (R/W) */ + uint32_t RESERVED1[1]; + __IO uint32_t PIO0_2; /*!< Offset: 0x01C I/O configuration for pin PIO0_2/SSEL0/CT16B0_CAP0 (R/W) */ + + __IO uint32_t PIO2_7; /*!< Offset: 0x020 I/O configuration for pin PIO2_7 (R/W) */ + __IO uint32_t PIO2_8; /*!< Offset: 0x024 I/O configuration for pin PIO2_8 (R/W) */ + __IO uint32_t PIO2_1; /*!< Offset: 0x028 I/O configuration for pin PIO2_1/nDSR/SCK1 (R/W) */ + __IO uint32_t PIO0_3; /*!< Offset: 0x02C I/O configuration for pin PIO0_3 (R/W) */ + __IO uint32_t PIO0_4; /*!< Offset: 0x030 I/O configuration for pin PIO0_4/SCL (R/W) */ + __IO uint32_t PIO0_5; /*!< Offset: 0x034 I/O configuration for pin PIO0_5/SDA (R/W) */ + __IO uint32_t PIO1_9; /*!< Offset: 0x038 I/O configuration for pin PIO1_9/CT16B1_MAT0 (R/W) */ + __IO uint32_t PIO3_4; /*!< Offset: 0x03C I/O configuration for pin PIO3_4 (R/W) */ + + __IO uint32_t PIO2_4; /*!< Offset: 0x040 I/O configuration for pin PIO2_4 (R/W) */ + __IO uint32_t PIO2_5; /*!< Offset: 0x044 I/O configuration for pin PIO2_5 (R/W) */ + __IO uint32_t PIO3_5; /*!< Offset: 0x048 I/O configuration for pin PIO3_5 (R/W) */ + __IO uint32_t PIO0_6; /*!< Offset: 0x04C I/O configuration for pin PIO0_6/SCK0 (R/W) */ + __IO uint32_t PIO0_7; /*!< Offset: 0x050 I/O configuration for pin PIO0_7/nCTS (R/W) */ + __IO uint32_t PIO2_9; /*!< Offset: 0x054 I/O configuration for pin PIO2_9 (R/W) */ + __IO uint32_t PIO2_10; /*!< Offset: 0x058 I/O configuration for pin PIO2_10 (R/W) */ + __IO uint32_t PIO2_2; /*!< Offset: 0x05C I/O configuration for pin PIO2_2/DCD/MISO1 (R/W) */ + + __IO uint32_t PIO0_8; /*!< Offset: 0x060 I/O configuration for pin PIO0_8/MISO0/CT16B0_MAT0 (R/W) */ + __IO uint32_t PIO0_9; /*!< Offset: 0x064 I/O configuration for pin PIO0_9/MOSI0/CT16B0_MAT1 (R/W) */ + __IO uint32_t JTAG_TCK_PIO0_10; /*!< Offset: 0x068 I/O configuration for pin SWCLK/PIO0_10/SCK0/CT16B0_MAT2 (R/W) */ + __IO uint32_t PIO1_10; /*!< Offset: 0x06C I/O configuration for pin PIO1_10/AD6/CT16B1_MAT1 (R/W) */ + __IO uint32_t PIO2_11; /*!< Offset: 0x070 I/O configuration for pin PIO2_11/SCK0 (R/W) */ + __IO uint32_t JTAG_TDI_PIO0_11; /*!< Offset: 0x074 I/O configuration for pin TDI/PIO0_11/AD0/CT32B0_MAT3 (R/W) */ + __IO uint32_t JTAG_TMS_PIO1_0; /*!< Offset: 0x078 I/O configuration for pin TMS/PIO1_0/AD1/CT32B1_CAP0 (R/W) */ + __IO uint32_t JTAG_TDO_PIO1_1; /*!< Offset: 0x07C I/O configuration for pin TDO/PIO1_1/AD2/CT32B1_MAT0 (R/W) */ + + __IO uint32_t JTAG_nTRST_PIO1_2; /*!< Offset: 0x080 I/O configuration for pin nTRST/PIO1_2/AD3/CT32B1_MAT1 (R/W) */ + __IO uint32_t PIO3_0; /*!< Offset: 0x084 I/O configuration for pin PIO3_0/nDTR (R/W) */ + __IO uint32_t PIO3_1; /*!< Offset: 0x088 I/O configuration for pin PIO3_1/nDSR (R/W) */ + __IO uint32_t PIO2_3; /*!< Offset: 0x08C I/O configuration for pin PIO2_3/RI/MOSI1 (R/W) */ + __IO uint32_t ARM_SWDIO_PIO1_3; /*!< Offset: 0x090 I/O configuration for pin SWDIO/PIO1_3/AD4/CT32B1_MAT2 (R/W) */ + __IO uint32_t PIO1_4; /*!< Offset: 0x094 I/O configuration for pin PIO1_4/AD5/CT32B1_MAT3 (R/W) */ + __IO uint32_t PIO1_11; /*!< Offset: 0x098 I/O configuration for pin PIO1_11/AD7 (R/W) */ + __IO uint32_t PIO3_2; /*!< Offset: 0x09C I/O configuration for pin PIO3_2/nDCD (R/W) */ + + __IO uint32_t PIO1_5; /*!< Offset: 0x0A0 I/O configuration for pin PIO1_5/nRTS/CT32B0_CAP0 (R/W) */ + __IO uint32_t PIO1_6; /*!< Offset: 0x0A4 I/O configuration for pin PIO1_6/RXD/CT32B0_MAT0 (R/W) */ + __IO uint32_t PIO1_7; /*!< Offset: 0x0A8 I/O configuration for pin PIO1_7/TXD/CT32B0_MAT1 (R/W) */ + __IO uint32_t PIO3_3; /*!< Offset: 0x0AC I/O configuration for pin PIO3_3/nRI (R/W) */ + __IO uint32_t SCK_LOC; /*!< Offset: 0x0B0 SCK pin location select Register (R/W) */ + __IO uint32_t DSR_LOC; /*!< Offset: 0x0B4 DSR pin location select Register (R/W) */ + __IO uint32_t DCD_LOC; /*!< Offset: 0x0B8 DCD pin location select Register (R/W) */ + __IO uint32_t RI_LOC; /*!< Offset: 0x0BC RI pin location Register (R/W) */ +} LPC_IOCON_TypeDef; +/*@}*/ /* end of group LPC11xx_IOCON */ + + +/*------------- Power Management Unit (PMU) --------------------------*/ +/** @addtogroup LPC11xx_PMU LPC11xx Power Management Unit + @{ +*/ +typedef struct +{ + __IO uint32_t PCON; /*!< Offset: 0x000 Power control Register (R/W) */ + __IO uint32_t GPREG0; /*!< Offset: 0x004 General purpose Register 0 (R/W) */ + __IO uint32_t GPREG1; /*!< Offset: 0x008 General purpose Register 1 (R/W) */ + __IO uint32_t GPREG2; /*!< Offset: 0x00C General purpose Register 2 (R/W) */ + __IO uint32_t GPREG3; /*!< Offset: 0x010 General purpose Register 3 (R/W) */ + __IO uint32_t GPREG4; /*!< Offset: 0x014 General purpose Register 4 (R/W) */ +} LPC_PMU_TypeDef; +/*@}*/ /* end of group LPC11xx_PMU */ + + +/*------------- General Purpose Input/Output (GPIO) --------------------------*/ +/** @addtogroup LPC11xx_GPIO LPC11xx General Purpose Input/Output + @{ +*/ +typedef struct +{ + union { + __IO uint32_t MASKED_ACCESS[4096]; /*!< Offset: 0x0000 to 0x3FFC Port data Register for pins PIOn_0 to PIOn_11 (R/W) */ + struct { + uint32_t RESERVED0[4095]; + __IO uint32_t DATA; /*!< Offset: 0x3FFC Port data Register (R/W) */ + }; + }; + uint32_t RESERVED1[4096]; + __IO uint32_t DIR; /*!< Offset: 0x8000 Data direction Register (R/W) */ + __IO uint32_t IS; /*!< Offset: 0x8004 Interrupt sense Register (R/W) */ + __IO uint32_t IBE; /*!< Offset: 0x8008 Interrupt both edges Register (R/W) */ + __IO uint32_t IEV; /*!< Offset: 0x800C Interrupt event Register (R/W) */ + __IO uint32_t IE; /*!< Offset: 0x8010 Interrupt mask Register (R/W) */ + __IO uint32_t RIS; /*!< Offset: 0x8014 Raw interrupt status Register (R/ ) */ + __IO uint32_t MIS; /*!< Offset: 0x8018 Masked interrupt status Register (R/ ) */ + __IO uint32_t IC; /*!< Offset: 0x801C Interrupt clear Register (R/W) */ +} LPC_GPIO_TypeDef; +/*@}*/ /* end of group LPC11xx_GPIO */ + + +/*------------- Timer (TMR) --------------------------------------------------*/ +/** @addtogroup LPC11xx_TMR LPC11xx 16/32-bit Counter/Timer + @{ +*/ +typedef struct +{ + __IO uint32_t IR; /*!< Offset: 0x000 Interrupt Register (R/W) */ + __IO uint32_t TCR; /*!< Offset: 0x004 Timer Control Register (R/W) */ + __IO uint32_t TC; /*!< Offset: 0x008 Timer Counter Register (R/W) */ + __IO uint32_t PR; /*!< Offset: 0x00C Prescale Register (R/W) */ + __IO uint32_t PC; /*!< Offset: 0x010 Prescale Counter Register (R/W) */ + __IO uint32_t MCR; /*!< Offset: 0x014 Match Control Register (R/W) */ + __IO uint32_t MR0; /*!< Offset: 0x018 Match Register 0 (R/W) */ + __IO uint32_t MR1; /*!< Offset: 0x01C Match Register 1 (R/W) */ + __IO uint32_t MR2; /*!< Offset: 0x020 Match Register 2 (R/W) */ + __IO uint32_t MR3; /*!< Offset: 0x024 Match Register 3 (R/W) */ + __IO uint32_t CCR; /*!< Offset: 0x028 Capture Control Register (R/W) */ + __I uint32_t CR0; /*!< Offset: 0x02C Capture Register 0 (R/ ) */ + uint32_t RESERVED1[3]; + __IO uint32_t EMR; /*!< Offset: 0x03C External Match Register (R/W) */ + uint32_t RESERVED2[12]; + __IO uint32_t CTCR; /*!< Offset: 0x070 Count Control Register (R/W) */ + __IO uint32_t PWMC; /*!< Offset: 0x074 PWM Control Register (R/W) */ +} LPC_TMR_TypeDef; +/*@}*/ /* end of group LPC11xx_TMR */ + + +/*------------- Universal Asynchronous Receiver Transmitter (UART) -----------*/ +/** @addtogroup LPC11xx_UART LPC11xx Universal Asynchronous Receiver/Transmitter + @{ +*/ +typedef struct +{ + union { + __I uint32_t RBR; /*!< Offset: 0x000 Receiver Buffer Register (R/ ) */ + __O uint32_t THR; /*!< Offset: 0x000 Transmit Holding Register ( /W) */ + __IO uint32_t DLL; /*!< Offset: 0x000 Divisor Latch LSB (R/W) */ + }; + union { + __IO uint32_t DLM; /*!< Offset: 0x004 Divisor Latch MSB (R/W) */ + __IO uint32_t IER; /*!< Offset: 0x000 Interrupt Enable Register (R/W) */ + }; + union { + __I uint32_t IIR; /*!< Offset: 0x008 Interrupt ID Register (R/ ) */ + __O uint32_t FCR; /*!< Offset: 0x008 FIFO Control Register ( /W) */ + }; + __IO uint32_t LCR; /*!< Offset: 0x00C Line Control Register (R/W) */ + __IO uint32_t MCR; /*!< Offset: 0x010 Modem control Register (R/W) */ + __I uint32_t LSR; /*!< Offset: 0x014 Line Status Register (R/ ) */ + __I uint32_t MSR; /*!< Offset: 0x018 Modem status Register (R/ ) */ + __IO uint32_t SCR; /*!< Offset: 0x01C Scratch Pad Register (R/W) */ + __IO uint32_t ACR; /*!< Offset: 0x020 Auto-baud Control Register (R/W) */ + uint32_t RESERVED0; + __IO uint32_t FDR; /*!< Offset: 0x028 Fractional Divider Register (R/W) */ + uint32_t RESERVED1; + __IO uint32_t TER; /*!< Offset: 0x030 Transmit Enable Register (R/W) */ + uint32_t RESERVED2[6]; + __IO uint32_t RS485CTRL; /*!< Offset: 0x04C RS-485/EIA-485 Control Register (R/W) */ + __IO uint32_t ADRMATCH; /*!< Offset: 0x050 RS-485/EIA-485 address match Register (R/W) */ + __IO uint32_t RS485DLY; /*!< Offset: 0x054 RS-485/EIA-485 direction control delay Register (R/W) */ + __I uint32_t FIFOLVL; /*!< Offset: 0x058 FIFO Level Register (R/ ) */ +} LPC_UART_TypeDef; +/*@}*/ /* end of group LPC11xx_UART */ + + +/*------------- Synchronous Serial Communication (SSP) -----------------------*/ +/** @addtogroup LPC11xx_SSP LPC11xx Synchronous Serial Port + @{ +*/ +typedef struct +{ + __IO uint32_t CR0; /*!< Offset: 0x000 Control Register 0 (R/W) */ + __IO uint32_t CR1; /*!< Offset: 0x004 Control Register 1 (R/W) */ + __IO uint32_t DR; /*!< Offset: 0x008 Data Register (R/W) */ + __I uint32_t SR; /*!< Offset: 0x00C Status Registe (R/ ) */ + __IO uint32_t CPSR; /*!< Offset: 0x010 Clock Prescale Register (R/W) */ + __IO uint32_t IMSC; /*!< Offset: 0x014 Interrupt Mask Set and Clear Register (R/W) */ + __IO uint32_t RIS; /*!< Offset: 0x018 Raw Interrupt Status Register (R/W) */ + __IO uint32_t MIS; /*!< Offset: 0x01C Masked Interrupt Status Register (R/W) */ + __IO uint32_t ICR; /*!< Offset: 0x020 SSPICR Interrupt Clear Register (R/W) */ +} LPC_SSP_TypeDef; +/*@}*/ /* end of group LPC11xx_SSP */ + + +/*------------- Inter-Integrated Circuit (I2C) -------------------------------*/ +/** @addtogroup LPC11xx_I2C LPC11xx I2C-Bus Interface + @{ +*/ +typedef struct +{ + __IO uint32_t CONSET; /*!< Offset: 0x000 I2C Control Set Register (R/W) */ + __I uint32_t STAT; /*!< Offset: 0x004 I2C Status Register (R/ ) */ + __IO uint32_t DAT; /*!< Offset: 0x008 I2C Data Register (R/W) */ + __IO uint32_t ADR0; /*!< Offset: 0x00C I2C Slave Address Register 0 (R/W) */ + __IO uint32_t SCLH; /*!< Offset: 0x010 SCH Duty Cycle Register High Half Word (R/W) */ + __IO uint32_t SCLL; /*!< Offset: 0x014 SCL Duty Cycle Register Low Half Word (R/W) */ + __O uint32_t CONCLR; /*!< Offset: 0x018 I2C Control Clear Register ( /W) */ + __IO uint32_t MMCTRL; /*!< Offset: 0x01C Monitor mode control register (R/W) */ + __IO uint32_t ADR1; /*!< Offset: 0x020 I2C Slave Address Register 1 (R/W) */ + __IO uint32_t ADR2; /*!< Offset: 0x024 I2C Slave Address Register 2 (R/W) */ + __IO uint32_t ADR3; /*!< Offset: 0x028 I2C Slave Address Register 3 (R/W) */ + __I uint32_t DATA_BUFFER; /*!< Offset: 0x02C Data buffer register ( /W) */ + __IO uint32_t MASK0; /*!< Offset: 0x030 I2C Slave address mask register 0 (R/W) */ + __IO uint32_t MASK1; /*!< Offset: 0x034 I2C Slave address mask register 1 (R/W) */ + __IO uint32_t MASK2; /*!< Offset: 0x038 I2C Slave address mask register 2 (R/W) */ + __IO uint32_t MASK3; /*!< Offset: 0x03C I2C Slave address mask register 3 (R/W) */ +} LPC_I2C_TypeDef; +/*@}*/ /* end of group LPC11xx_I2C */ + + +/*------------- Watchdog Timer (WDT) -----------------------------------------*/ +/** @addtogroup LPC11xx_WDT LPC11xx WatchDog Timer + @{ +*/ +typedef struct +{ + __IO uint32_t MOD; /*!< Offset: 0x000 Watchdog mode register (R/W) */ + __IO uint32_t TC; /*!< Offset: 0x004 Watchdog timer constant register (R/W) */ + __O uint32_t FEED; /*!< Offset: 0x008 Watchdog feed sequence register ( /W) */ + __I uint32_t TV; /*!< Offset: 0x00C Watchdog timer value register (R/ ) */ +} LPC_WDT_TypeDef; +/*@}*/ /* end of group LPC11xx_WDT */ + + +/*------------- Analog-to-Digital Converter (ADC) ----------------------------*/ +/** @addtogroup LPC11xx_ADC LPC11xx Analog-to-Digital Converter + @{ +*/ +typedef struct +{ + __IO uint32_t CR; /*!< Offset: 0x000 A/D Control Register (R/W) */ + __IO uint32_t GDR; /*!< Offset: 0x004 A/D Global Data Register (R/W) */ + uint32_t RESERVED0; + __IO uint32_t INTEN; /*!< Offset: 0x00C A/D Interrupt Enable Register (R/W) */ + __IO uint32_t DR[8]; /*!< Offset: 0x010-0x02C A/D Channel 0..7 Data Register (R/W) */ + __I uint32_t STAT; /*!< Offset: 0x030 A/D Status Register (R/ ) */ +} LPC_ADC_TypeDef; +/*@}*/ /* end of group LPC11xx_ADC */ + + +#if defined ( __CC_ARM ) +#pragma no_anon_unions +#endif + +/******************************************************************************/ +/* Peripheral memory map */ +/******************************************************************************/ +/* Base addresses */ +#define LPC_FLASH_BASE (0x00000000UL) +#define LPC_RAM_BASE (0x10000000UL) +#define LPC_APB0_BASE (0x40000000UL) +#define LPC_AHB_BASE (0x50000000UL) + +/* APB0 peripherals */ +#define LPC_I2C_BASE (LPC_APB0_BASE + 0x00000) +#define LPC_WDT_BASE (LPC_APB0_BASE + 0x04000) +#define LPC_UART_BASE (LPC_APB0_BASE + 0x08000) +#define LPC_CT16B0_BASE (LPC_APB0_BASE + 0x0C000) +#define LPC_CT16B1_BASE (LPC_APB0_BASE + 0x10000) +#define LPC_CT32B0_BASE (LPC_APB0_BASE + 0x14000) +#define LPC_CT32B1_BASE (LPC_APB0_BASE + 0x18000) +#define LPC_ADC_BASE (LPC_APB0_BASE + 0x1C000) +#define LPC_PMU_BASE (LPC_APB0_BASE + 0x38000) +#define LPC_SSP0_BASE (LPC_APB0_BASE + 0x40000) +#define LPC_IOCON_BASE (LPC_APB0_BASE + 0x44000) +#define LPC_SYSCON_BASE (LPC_APB0_BASE + 0x48000) +#define LPC_SSP1_BASE (LPC_APB0_BASE + 0x58000) + +/* AHB peripherals */ +#define LPC_GPIO_BASE (LPC_AHB_BASE + 0x00000) +#define LPC_GPIO0_BASE (LPC_AHB_BASE + 0x00000) +#define LPC_GPIO1_BASE (LPC_AHB_BASE + 0x10000) +#define LPC_GPIO2_BASE (LPC_AHB_BASE + 0x20000) +#define LPC_GPIO3_BASE (LPC_AHB_BASE + 0x30000) + +/******************************************************************************/ +/* Peripheral declaration */ +/******************************************************************************/ +#define LPC_I2C ((LPC_I2C_TypeDef *) LPC_I2C_BASE ) +#define LPC_WDT ((LPC_WDT_TypeDef *) LPC_WDT_BASE ) +#define LPC_UART ((LPC_UART_TypeDef *) LPC_UART_BASE ) +#define LPC_TMR16B0 ((LPC_TMR_TypeDef *) LPC_CT16B0_BASE) +#define LPC_TMR16B1 ((LPC_TMR_TypeDef *) LPC_CT16B1_BASE) +#define LPC_TMR32B0 ((LPC_TMR_TypeDef *) LPC_CT32B0_BASE) +#define LPC_TMR32B1 ((LPC_TMR_TypeDef *) LPC_CT32B1_BASE) +#define LPC_ADC ((LPC_ADC_TypeDef *) LPC_ADC_BASE ) +#define LPC_PMU ((LPC_PMU_TypeDef *) LPC_PMU_BASE ) +#define LPC_SSP0 ((LPC_SSP_TypeDef *) LPC_SSP0_BASE ) +#define LPC_SSP1 ((LPC_SSP_TypeDef *) LPC_SSP1_BASE ) +#define LPC_IOCON ((LPC_IOCON_TypeDef *) LPC_IOCON_BASE ) +#define LPC_SYSCON ((LPC_SYSCON_TypeDef *) LPC_SYSCON_BASE) +#define LPC_GPIO0 ((LPC_GPIO_TypeDef *) LPC_GPIO0_BASE ) +#define LPC_GPIO1 ((LPC_GPIO_TypeDef *) LPC_GPIO1_BASE ) +#define LPC_GPIO2 ((LPC_GPIO_TypeDef *) LPC_GPIO2_BASE ) +#define LPC_GPIO3 ((LPC_GPIO_TypeDef *) LPC_GPIO3_BASE ) + +#ifdef __cplusplus +} +#endif + +#endif /* __LPC11xx_H__ */ diff --git a/os/hal/platforms/LPC11xx/hal_lld.c b/os/hal/platforms/LPC11xx/hal_lld.c new file mode 100644 index 000000000..976fed23b --- /dev/null +++ b/os/hal/platforms/LPC11xx/hal_lld.c @@ -0,0 +1,132 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/hal_lld.c + * @brief LPC111x HAL subsystem low level driver source. + * + * @addtogroup LPC111x_HAL + * @{ + */ + +#include "ch.h" +#include "hal.h" + +/** + * @brief Register missing in NXP header file. + */ +#define FLASHCFG (*((volatile uint32_t *)0x4003C010)) + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/** + * @brief PAL setup. + * @details Digital I/O ports static configuration as defined in @p board.h. + */ +const PALConfig pal_default_config = { + {VAL_GPIO0DATA, VAL_GPIO0DIR}, + {VAL_GPIO1DATA, VAL_GPIO1DIR}, + {VAL_GPIO2DATA, VAL_GPIO2DIR}, + {VAL_GPIO3DATA, VAL_GPIO3DIR}, +}; + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/** + * @brief Low level HAL driver initialization. + */ +void hal_lld_init(void) { + + /* SysTick initialization using the system clock.*/ + NVICSetSystemHandlerPriority(HANDLER_SYSTICK, CORTEX_PRIORITY_SYSTICK); + SysTick->LOAD = LPC11xx_SYSCLK / CH_FREQUENCY - 1; + SysTick->VAL = 0; + SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | + SysTick_CTRL_ENABLE_Msk | + SysTick_CTRL_TICKINT_Msk; +} + +/** + * @brief LPC111x clocks and PLL initialization. + * @note All the involved constants come from the file @p board.h. + */ +void lpc111x_clock_init(void) { + unsigned i; + + /* Flash wait states setting, the code takes care to not touch TBD bits.*/ + FLASHCFG = (FLASHCFG & ~3) | LPC11xx_FLASHCFG_FLASHTIM; + + /* System oscillator initialization if required.*/ +#if LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT +#if LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC + LPC_SYSCON->SYSOSCCTRL = LPC11xx_SYSOSCCTRL; + LPC_SYSCON->PDRUNCFG &= ~(1 << 5); /* System oscillator ON. */ + for (i = 0; i < 200; i++) + __NOP(); /* Stabilization delay. */ +#endif /* LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC */ + + /* PLL initialization if required.*/ + LPC_SYSCON->SYSPLLCLKSEL = LPC11xx_PLLCLK_SOURCE; + LPC_SYSCON->SYSPLLCLKUEN = 1; /* Really required? */ + LPC_SYSCON->SYSPLLCLKUEN = 0; + LPC_SYSCON->SYSPLLCLKUEN = 1; + LPC_SYSCON->SYSPLLCTRL = LPC11xx_SYSPLLCTRL_MSEL | LPC11xx_SYSPLLCTRL_PSEL; + LPC_SYSCON->PDRUNCFG &= ~(1 << 7); /* System PLL ON. */ + while ((LPC_SYSCON->SYSPLLSTAT & 1) == 0) /* Wait PLL lock. */ + ; +#endif /* LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT */ + + /* Main clock source selection.*/ + LPC_SYSCON->MAINCLKSEL = LPC11xx_MAINCLK_SOURCE; + LPC_SYSCON->MAINCLKUEN = 1; /* Really required? */ + LPC_SYSCON->MAINCLKUEN = 0; + LPC_SYSCON->MAINCLKUEN = 1; + while ((LPC_SYSCON->MAINCLKUEN & 1) == 0) /* Wait switch completion. */ + ; + + /* ABH divider initialization, peripheral clocks are initially disabled, + the various device drivers will handle their own setup except GPIO and + IOCON that are left enabled.*/ + LPC_SYSCON->SYSAHBCLKDIV = LPC11xx_SYSABHCLK_DIV; + LPC_SYSCON->SYSAHBCLKCTRL = 0x0001005F; + + /* Peripheral clock dividers initialization.*/ + LPC_SYSCON->UARTCLKDIV = LPC11xx_UART_PCLK_DIV; + + /* Memory remapping, vectors always in ROM.*/ + LPC_SYSCON->SYSMEMREMAP = 2; +} + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/hal_lld.h b/os/hal/platforms/LPC11xx/hal_lld.h new file mode 100644 index 000000000..523eb0a6f --- /dev/null +++ b/os/hal/platforms/LPC11xx/hal_lld.h @@ -0,0 +1,231 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/hal_lld.h + * @brief HAL subsystem low level driver header template. + * + * @addtogroup LPC111x_HAL + * @{ + */ + +#ifndef _HAL_LLD_H_ +#define _HAL_LLD_H_ + +#include "LPC11xx.h" +#include "nvic.h" + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/** + * @brief Platform name. + */ +#define PLATFORM_NAME "LPC111x" + +#define IRCOSCCLK 12000000 /**< High speed internal clock. */ +#define WDGOSCCLK 1600000 /**< Watchdog internal clock. */ + +#define SYSPLLCLKSEL_IRCOSC 0 /**< Internal RC oscillator + clock source. */ +#define SYSPLLCLKSEL_SYSOSC 1 /**< System oscillator clock + source. */ + +#define SYSMAINCLKSEL_IRCOSC 0 /**< Clock source is IRC. */ +#define SYSMAINCLKSEL_PLLIN 1 /**< Clock source is PLLIN. */ +#define SYSMAINCLKSEL_WDGOSC 2 /**< Clock source is WDGOSC. */ +#define SYSMAINCLKSEL_PLLOUT 3 /**< Clock source is PLLOUT. */ + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/** + * @brief System PLL clock source. + */ +#if !defined(LPC11xx_PLLCLK_SOURCE) || defined(__DOXYGEN__) +#define LPC11xx_PLLCLK_SOURCE SYSPLLCLKSEL_SYSOSC +#endif + +/** + * @brief System PLL multiplier. + * @note The value must be in the 1..32 range and the final frequency + * must not exceed the CCO ratings. + */ +#if !defined(LPC11xx_SYSPLL_MUL) || defined(__DOXYGEN__) +#define LPC11xx_SYSPLL_MUL 4 +#endif + +/** + * @brief System PLL divider. + * @note The value must be chosen between (2, 4, 8, 16). + */ +#if !defined(LPC11xx_SYSPLL_DIV) || defined(__DOXYGEN__) +#define LPC11xx_SYSPLL_DIV 4 +#endif + +/** + * @brief System main clock source. + */ +#if !defined(LPC11xx_MAINCLK_SOURCE) || defined(__DOXYGEN__) +#define LPC11xx_MAINCLK_SOURCE SYSMAINCLKSEL_PLLOUT +#endif + +/** + * @brief AHB clock divider. + * @note The value must be chosen between (1...255). + */ +#if !defined(LPC11xx_SYSCLK_DIV) || defined(__DOXYGEN__) +#define LPC11xx_SYSABHCLK_DIV 1 +#endif + +/** + * @brief UART clock divider. + * @note The value must be chosen between (1...255). + */ +#if !defined(LPC11xx_UART_PCLK_DIV) || defined(__DOXYGEN__) +#define LPC11xx_UART_PCLK_DIV 1 +#endif + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +/** + * @brief Calculated SYSOSCCTRL setting. + */ +#if (SYSOSCCLK < 18000000) || defined(__DOXYGEN__) +#define LPC11xx_SYSOSCCTRL 0 +#else +#define LPC11xx_SYSOSCCTRL 1 +#endif + +/** + * @brief PLL input clock frequency. + */ +#if (LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_SYSOSC) || defined(__DOXYGEN__) +#define LPC11xx_SYSPLLCLKIN SYSOSCCLK +#elif LPC11xx_PLLCLK_SOURCE == SYSPLLCLKSEL_IRCOCS +#define LPC11xx_SYSPLLCLKIN IRCOSCCLK +#else +#error "invalid LPC11xx_PLLCLK_SOURCE clock source specified" +#endif + +/** + * @brief MSEL mask in SYSPLLCTRL register. + */ +#if (LPC11xx_SYSPLL_MUL >= 1) && (LPC11xx_SYSPLL_MUL <= 32) || \ + defined(__DOXYGEN__) +#define LPC11xx_SYSPLLCTRL_MSEL (LPC11xx_SYSPLL_MUL - 1) +#else +#error "LPC11xx_SYSPLL_MUL out of range (1...32)" +#endif + +/** + * @brief PSEL mask in SYSPLLCTRL register. + */ +#if (LPC11xx_SYSPLL_DIV == 2) || defined(__DOXYGEN__) +#define LPC11xx_SYSPLLCTRL_PSEL (0 << 5) +#elif LPC11xx_SYSPLL_DIV == 4 +#define LPC11xx_SYSPLLCTRL_PSEL (1 << 5) +#elif LPC11xx_SYSPLL_DIV == 8 +#define LPC11xx_SYSPLLCTRL_PSEL (2 << 5) +#elif LPC11xx_SYSPLL_DIV == 16 +#define LPC11xx_SYSPLLCTRL_PSEL (3 << 5) +#else +#error "invalid LPC11xx_SYSPLL_DIV value (2,4,8,16)" +#endif + +/** + * @brief CCP frequency. + */ +#define LPC11xx_SYSPLLCCO (LPC11xx_SYSPLLCLKIN * LPC11xx_SYSPLL_MUL * \ + LPC11xx_SYSPLL_DIV) + +#if (LPC11xx_SYSPLLCCO < 156000000) || (LPC11xx_SYSPLLCCO > 320000000) +#error "CCO frequency out of the acceptable range (156...320)" +#endif + +/** + * @brief PLL output clock frequency. + */ +#define LPC11xx_SYSPLLCLKOUT (LPC11xx_SYSPLLCCO / LPC11xx_SYSPLL_DIV) + +#if (LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_IRCOCS) || defined(__DOXYGEN__) +#define LPC11xx_MAINCLK IRCOSCCLK +#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLIN +#define LPC11xx_MAINCLK LPC11xx_SYSPLLCLKIN +#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_WDGOSC +#define LPC11xx_MAINCLK WDGOSCCLK +#elif LPC11xx_MAINCLK_SOURCE == SYSMAINCLKSEL_PLLOUT +#define LPC11xx_MAINCLK LPC11xx_SYSPLLCLKOUT +#else +#error "invalid LPC11xx_MAINCLK_SOURCE clock source specified" +#endif + +/** + * @brief AHB clock. + */ +#if (LPC11xx_SYSCLK <= 50000000) || defined(__DOXYGEN__) +#define LPC11xx_SYSCLK (LPC11xx_MAINCLK / LPC11xx_SYSABHCLK_DIV) +#else +#error "AHB clock frequency out of the acceptable range (50MHz max)" +#endif + +/** + * @brief Flash wait states. + */ +#if (LPC11xx_SYSCLK <= 20000000) || defined(__DOXYGEN__) +#define LPC11xx_FLASHCFG_FLASHTIM 0 +#elif LPC11xx_SYSCLK <= 40000000 +#define LPC11xx_FLASHCFG_FLASHTIM 1 +#else +#define LPC11xx_FLASHCFG_FLASHTIM 2 +#endif + +/** + * @brief UART clock. + */ +#define LPC11xx_UART_PCLK (LPC11xx_MAINCLK / LPC11xx_UART_PCLK_DIV) + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#ifdef __cplusplus +extern "C" { +#endif + void hal_lld_init(void); + void lpc111x_clock_init(void); +#ifdef __cplusplus +} +#endif + +#endif /* _HAL_LLD_H_ */ + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/pal_lld.c b/os/hal/platforms/LPC11xx/pal_lld.c new file mode 100644 index 000000000..2054cd271 --- /dev/null +++ b/os/hal/platforms/LPC11xx/pal_lld.c @@ -0,0 +1,95 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/pal_lld.c + * @brief LPC111x GPIO low level driver code. + * + * @addtogroup LPC111x_PAL + * @{ + */ + +#include "ch.h" +#include "hal.h" + +#if CH_HAL_USE_PAL || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ +/** + * @brief LPC111x I/O ports configuration. + * @details GPIO unit registers initialization. + * + * @param[in] config the LPC111x ports configuration + */ +void _pal_lld_init(const PALConfig *config) { + + LPC_GPIO0->DIR = config->P0.dir; + LPC_GPIO1->DIR = config->P1.dir; + LPC_GPIO2->DIR = config->P2.dir; + LPC_GPIO3->DIR = config->P3.dir; + LPC_GPIO0->DATA = config->P0.data; + LPC_GPIO1->DATA = config->P1.data; + LPC_GPIO2->DATA = config->P2.data; + LPC_GPIO3->DATA = config->P3.data; +} + +/** + * @brief Pads mode setup. + * @details This function programs a pads group belonging to the same port + * with the specified mode. + * + * @param[in] port the port identifier + * @param[in] mask the group mask + * @param[in] mode the mode + * + * @note This function is not meant to be invoked directly by the application + * code. + * @note @p PAL_MODE_UNCONNECTED is implemented as push pull output with high + * state. + * @note This function does not alter the @p PINSELx registers. Alternate + * functions setup must be handled by device-specific code. + */ +void _pal_lld_setgroupmode(ioportid_t port, + ioportmask_t mask, + uint_fast8_t mode) { + + (void)port; (void)mask; (void)mode; +} + +#endif /* CH_HAL_USE_PAL */ + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/pal_lld.h b/os/hal/platforms/LPC11xx/pal_lld.h new file mode 100644 index 000000000..8b871721d --- /dev/null +++ b/os/hal/platforms/LPC11xx/pal_lld.h @@ -0,0 +1,309 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/pal_lld.h + * @brief LPC111x GPIO low level driver header. + * + * @addtogroup LPC111x_PAL + * @{ + */ + +#ifndef _PAL_LLD_H_ +#define _PAL_LLD_H_ + +#if CH_HAL_USE_PAL || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Unsupported modes and specific modes */ +/*===========================================================================*/ + +#undef PAL_MODE_INPUT_PULLUP +#undef PAL_MODE_INPUT_PULLDOWN +#undef PAL_MODE_INPUT_ANALOG +#undef PAL_MODE_OUTPUT_OPENDRAIN + +/*===========================================================================*/ +/* I/O Ports Types and constants. */ +/*===========================================================================*/ + +/** + * @brief GPIO port setup info. + */ +typedef struct { + /** Initial value for FIO_PIN register.*/ + uint32_t data; + /** Initial value for FIO_DIR register.*/ + uint32_t dir; +} lpc111x_gpio_setup_t; + +/** + * @brief GPIO static initializer. + * @details An instance of this structure must be passed to @p palInit() at + * system startup time in order to initialized the digital I/O + * subsystem. This represents only the initial setup, specific pads + * or whole ports can be reprogrammed at later time. + * @note The @p IOCON block is not configured, initially all pins have + * enabled pullups and are programmed as GPIO. It is responsibility + * of the various drivers to reprogram the pins in the proper mode. + * Pins that are not handled by any driver may be programmed in + * @p board.c. + */ +typedef struct { + /** @brief GPIO 0 setup data.*/ + lpc111x_gpio_setup_t P0; + /** @brief GPIO 1 setup data.*/ + lpc111x_gpio_setup_t P1; + /** @brief GPIO 2 setup data.*/ + lpc111x_gpio_setup_t P2; + /** @brief GPIO 3 setup data.*/ + lpc111x_gpio_setup_t P3; +} PALConfig; + +/** + * @brief Width, in bits, of an I/O port. + */ +#define PAL_IOPORTS_WIDTH 32 + +/** + * @brief Whole port mask. + * @brief This macro specifies all the valid bits into a port. + */ +#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFFFFFF) + +/** + * @brief Digital I/O port sized unsigned type. + */ +typedef uint32_t ioportmask_t; + +/** + * @brief Port Identifier. + */ +typedef LPC_GPIO_TypeDef *ioportid_t; + +/*===========================================================================*/ +/* I/O Ports Identifiers. */ +/*===========================================================================*/ + +/** + * @brief GPIO0 port identifier. + */ +#define IOPORT1 LPC_GPIO0 +#define GPIO0 LPC_GPIO0 + +/** + * @brief GPIO1 port identifier. + */ +#define IOPORT2 LPC_GPIO1 +#define GPIO1 LPC_GPIO1 + +/** + * @brief GPIO2 port identifier. + */ +#define IOPORT3 LPC_GPIO2 +#define GPIO2 LPC_GPIO2 + +/** + * @brief GPIO3 port identifier. + */ +#define IOPORT4 LPC_GPIO3 +#define GPIO3 LPC_GPIO3 + +/*===========================================================================*/ +/* Implementation, some of the following macros could be implemented as */ +/* functions, if so please put them in pal_lld.c. */ +/*===========================================================================*/ + +/** + * @brief Low level PAL subsystem initialization. + * + * @param[in] config architecture-dependent ports configuration + */ +#define pal_lld_init(config) _pal_lld_init(config) + +/** + * @brief Reads the physical I/O port states. + * @note This function is not meant to be invoked directly by the + * application code. + * + * @param[in] port port identifier + * @return The port bits. + */ +#define pal_lld_readport(port) ((port)->DATA) + +/** + * @brief Reads the output latch. + * @details The purpose of this function is to read back the latched output + * value. + * @note This function is not meant to be invoked directly by the + * application code. + * + * @param[in] port port identifier + * @return The latched logical states. + */ +#define pal_lld_readlatch(port) ((port)->DATA) + +/** + * @brief Writes a bits mask on a I/O port. + * @note This function is not meant to be invoked directly by the + * application code. + * + * @param[in] port port identifier + * @param[in] bits bits to be written on the specified port + */ +#define pal_lld_writeport(port, bits) ((port)->DATA = (bits)) + +/** + * @brief Sets a bits mask on a I/O port. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] bits bits to be ORed on the specified port + */ +#define pal_lld_setport(port, bits) ((port)->MASKED_ACCESS[bits] = 0xFFFFFFFF) + +/** + * @brief Clears a bits mask on a I/O port. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] bits bits to be cleared on the specified port + */ +#define pal_lld_clearport(port, bits) ((port)->MASKED_ACCESS[bits] = 0) + +/** + * @brief Reads a group of bits. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] mask group mask + * @param[in] offset group bit offset within the port + * @return The group logical states. + */ +#define pal_lld_readgroup(port, mask, offset) \ + ((port)->MASKED_ACCESS[(mask) << (offset)]) + +/** + * @brief Writes a group of bits. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] mask group mask + * @param[in] offset group bit offset within the port + * @param[in] bits bits to be written. Values exceeding the group width + * are masked. + */ +#define pal_lld_writegroup(port, mask, offset, bits) \ + ((port)->MASKED_ACCESS[(mask) << (offset)] = (bits)) + +/** + * @brief Pads group mode setup. + * @details This function programs a pads group belonging to the same port + * with the specified mode. + * @note This function is not meant to be invoked directly by the + * application code. + * @note Programming an unknown or unsupported mode is silently ignored. + * + * @param[in] port port identifier + * @param[in] mask group mask + * @param[in] mode group mode + */ +#define pal_lld_setgroupmode(port, mask, mode) \ + _pal_lld_setgroupmode(port, mask, mode) + +/** + * @brief Writes a logical state on an output pad. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] pad pad number within the port + * @param[out] bit logical value, the value must be @p PAL_LOW or + * @p PAL_HIGH + */ +#define pal_lld_writepad(port, pad, bit) \ + ((port)->MASKED_ACCESS[(mask) << (pad)] = (bit) << (pad)) + +/** + * @brief Sets a pad logical state to @p PAL_HIGH. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] pad pad number within the port + */ +#define pal_lld_setpad(port, pad) \ + ((port)->MASKED_ACCESS[1 << (pad)] = 1 << (pad)) + +/** + * @brief Clears a pad logical state to @p PAL_LOW. + * @note This function is not meant to be invoked directly by the + * application code. + * @note The @ref PAL provides a default software implementation of this + * functionality, implement this function if can optimize it by using + * special hardware functionalities or special coding. + * + * @param[in] port port identifier + * @param[in] pad pad number within the port + */ +#define pal_lld_clearpad(port, pad) \ + ((port)->MASKED_ACCESS[1 << (pad)] = 0) + +#if !defined(__DOXYGEN__) +extern const PALConfig pal_default_config; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void _pal_lld_init(const PALConfig *config); + void _pal_lld_setgroupmode(ioportid_t port, + ioportmask_t mask, + uint_fast8_t mode); +#ifdef __cplusplus +} +#endif + +#endif /* CH_HAL_USE_PAL */ + +#endif /* _PAL_LLD_H_ */ + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/platform.dox b/os/hal/platforms/LPC11xx/platform.dox new file mode 100644 index 000000000..11df786db --- /dev/null +++ b/os/hal/platforms/LPC11xx/platform.dox @@ -0,0 +1,76 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @defgroup LPC111x LPC111x Support + * @brief LPC111x specific support. + * @details The LPC111x support includes: + * - I/O ports driver. + * - Buffered, interrupt driven, serial driver. + * - A demo supporting the kernel test suite. + * . + * @ingroup ARMCMx + */ + +/** + * @defgroup LPC111x_HAL LPC111x HAL Support + * @brief HAL support. + * + * @ingroup LPC111x + */ + +/** + * @defgroup LPC111x_PAL LPC111x I/O Ports Support + * @brief I/O Ports peripherals support. + * @details This module supports the LPC111x GPIO controller. The controller + * supports the following features (see @ref PAL): + * - 12 bits wide ports. + * - Atomic set/reset functions. + * - Atomic set+reset function (atomic bus operations). + * - Output latched regardless of the pad setting. + * - Direct read of input pads regardless of the pad setting. + * . + *

Supported Setup Modes

+ * - @p PAL_MODE_RESET. + * - @p PAL_MODE_UNCONNECTED. + * - @p PAL_MODE_INPUT. + * - @p PAL_MODE_INPUT_ANALOG. + * - @p PAL_MODE_OUTPUT_PUSHPULL. + * . + * Any attempt to setup an invalid mode is ignored. + * + *

Suboptimal Behavior

+ * Some GPIO features are less than optimal: + * - Pad/port toggling operations are not atomic. + * - Pull-up and Pull-down resistors cannot be programmed through the PAL + * driver and must be programmed separately. + * - Reading of the output latch for pads programmed as input is not possible, + * the input pin value is returned instead. + * . + * @ingroup LPC111x + */ + +/** + * @defgroup LPC111x_SERIAL LPC111x UART Support + * @brief UART peripherals support. + * @details The serial driver supports the LPC111x UART taking advantage of + * its deep hardware buffers. + * + * @ingroup LPC111x + */ diff --git a/os/hal/platforms/LPC11xx/platform.mk b/os/hal/platforms/LPC11xx/platform.mk new file mode 100644 index 000000000..99b6a10ba --- /dev/null +++ b/os/hal/platforms/LPC11xx/platform.mk @@ -0,0 +1,7 @@ +# List of all the LPC111x platform files. +PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/LPC111x/hal_lld.c \ + ${CHIBIOS}/os/hal/platforms/LPC111x/pal_lld.c \ + ${CHIBIOS}/os/hal/platforms/LPC111x/serial_lld.c + +# Required include directories +PLATFORMINC = ${CHIBIOS}/os/hal/platforms/LPC111x diff --git a/os/hal/platforms/LPC11xx/serial_lld.c b/os/hal/platforms/LPC11xx/serial_lld.c new file mode 100644 index 000000000..e77a47bb2 --- /dev/null +++ b/os/hal/platforms/LPC11xx/serial_lld.c @@ -0,0 +1,286 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/serial_lld.c + * @brief LPC111x low level serial driver code. + * + * @addtogroup LPC111x_SERIAL + * @{ + */ + +#include "ch.h" +#include "hal.h" + +#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +#if USE_LPC111x_UART0 || defined(__DOXYGEN__) +/** @brief UART0 serial driver identifier.*/ +SerialDriver SD1; +#endif + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/** @brief Driver default configuration.*/ +static const SerialConfig default_config = { + SERIAL_DEFAULT_BITRATE, + LCR_WL8 | LCR_STOP1 | LCR_NOPARITY, + FCR_TRIGGER0 +}; + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +/** + * @brief UART initialization. + * + * @param[in] sdp communication channel associated to the UART + */ +static void uart_init(SerialDriver *sdp) { + LPC_UART_TypeDef *u = sdp->uart; + + uint32_t div = LPC11xx_UART_PCLK / (sdp->config->sc_speed << 4); + u->LCR = sdp->config->sc_lcr | LCR_DLAB; + u->DLL = div; + u->DLM = div >> 8; + u->LCR = sdp->config->sc_lcr; + u->FCR = FCR_ENABLE | FCR_RXRESET | FCR_TXRESET | sdp->config->sc_fcr; + u->ACR = 0; + u->FDR = 0x10; + u->TER = TER_ENABLE; + u->IER = IER_RBR | IER_STATUS; +} + +/** + * @brief UART de-initialization. + * + * @param[in] u pointer to an UART I/O block + */ +static void uart_deinit(LPC_UART_TypeDef *u) { + + u->LCR = LCR_DLAB; + u->DLL = 1; + u->DLM = 0; + u->LCR = 0; + u->FDR = 0x10; + u->IER = 0; + u->FCR = FCR_RXRESET | FCR_TXRESET; + u->ACR = 0; + u->TER = TER_ENABLE; +} + +/** + * @brief Error handling routine. + * + * @param[in] sdp communication channel associated to the UART + * @param[in] err UART LSR register value + */ +static void set_error(SerialDriver *sdp, IOREG32 err) { + sdflags_t sts = 0; + + if (err & LSR_OVERRUN) + sts |= SD_OVERRUN_ERROR; + if (err & LSR_PARITY) + sts |= SD_PARITY_ERROR; + if (err & LSR_FRAMING) + sts |= SD_FRAMING_ERROR; + if (err & LSR_BREAK) + sts |= SD_BREAK_DETECTED; + chSysLockFromIsr(); + sdAddFlagsI(sdp, sts); + chSysUnlockFromIsr(); +} + +/** + * @brief Common IRQ handler. + * @note Tries hard to clear all the pending interrupt sources, we don't + * want to go through the whole ISR and have another interrupt soon + * after. + * + * @param[in] u pointer to an UART I/O block + * @param[in] sdp communication channel associated to the UART + */ +static void serve_interrupt(SerialDriver *sdp) { + LPC_UART_TypeDef *u = sdp->uart; + + while (TRUE) { + switch (u->IIR & IIR_SRC_MASK) { + case IIR_SRC_NONE: + return; + case IIR_SRC_ERROR: + set_error(sdp, u->LSR); + break; + case IIR_SRC_TIMEOUT: + case IIR_SRC_RX: + chSysLockFromIsr(); + if (chIQIsEmpty(&sdp->iqueue)) + chEvtBroadcastI(&sdp->ievent); + chSysUnlockFromIsr(); + while (u->LSR & LSR_RBR_FULL) { + chSysLockFromIsr(); + if (chIQPutI(&sdp->iqueue, u->RBR) < Q_OK) + sdAddFlagsI(sdp, SD_OVERRUN_ERROR); + chSysUnlockFromIsr(); + } + break; + case IIR_SRC_TX: + { + int i = LPC111x_UART_FIFO_PRELOAD; + do { + msg_t b; + + chSysLockFromIsr(); + b = chOQGetI(&sdp->oqueue); + chSysUnlockFromIsr(); + if (b < Q_OK) { + u->IER &= ~IER_THRE; + chSysLockFromIsr(); + chEvtBroadcastI(&sdp->oevent); + chSysUnlockFromIsr(); + break; + } + u->THR = b; + } while (--i); + } + break; + default: + (void) u->THR; + (void) u->RBR; + } + } +} + +/** + * @brief Attempts a TX FIFO preload. + */ +static void preload(SerialDriver *sdp) { + LPC_UART_TypeDef *u = sdp->uart; + + if (u->LSR & LSR_THRE) { + int i = LPC111x_UART_FIFO_PRELOAD; + do { + msg_t b = chOQGetI(&sdp->oqueue); + if (b < Q_OK) { + chEvtBroadcastI(&sdp->oevent); + return; + } + u->THR = b; + } while (--i); + } + u->IER |= IER_THRE; +} + +/** + * @brief Driver SD1 output notification. + */ +#if USE_LPC111x_UART0 || defined(__DOXYGEN__) +static void notify1(void) { + + preload(&SD1); +} +#endif + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/** + * @brief UART0 IRQ handler. + */ +#if USE_LPC111x_UART0 || defined(__DOXYGEN__) +CH_IRQ_HANDLER(Vector94) { + + CH_IRQ_PROLOGUE(); + + serve_interrupt(&SD1); + + CH_IRQ_EPILOGUE(); +} +#endif + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/** + * @brief Low level serial driver initialization. + */ +void sd_lld_init(void) { + +#if USE_LPC111x_UART0 + sdObjectInit(&SD1, NULL, notify1); + SD1.uart = LPC_UART; + LPC_IOCON->PIO1_6 = 0xC1; /* RDX without resistors. */ + LPC_IOCON->PIO1_7 = 0xC1; /* TDX without resistors. */ +#endif +} + +/** + * @brief Low level serial driver configuration and (re)start. + * + * @param[in] sdp pointer to a @p SerialDriver object + */ +void sd_lld_start(SerialDriver *sdp) { + + if (sdp->config == NULL) + sdp->config = &default_config; + + if (sdp->state == SD_STOP) { +#if USE_LPC111x_UART0 + if (&SD1 == sdp) { + LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 12); + NVICEnableVector(UART_IRQn, + CORTEX_PRIORITY_MASK(LPC111x_UART0_PRIORITY)); + } +#endif + } + uart_init(sdp); +} + +/** + * @brief Low level serial driver stop. + * @details De-initializes the UART, stops the associated clock, resets the + * interrupt vector. + * + * @param[in] sdp pointer to a @p SerialDriver object + */ +void sd_lld_stop(SerialDriver *sdp) { + + if (sdp->state == SD_READY) { + uart_deinit(sdp->uart); +#if USE_LPC111x_UART0 + if (&SD1 == sdp) { + LPC_SYSCON->SYSAHBCLKCTRL &= ~(1 << 12); + NVICDisableVector(UART_IRQn); + return; + } +#endif + } +} + +#endif /* CH_HAL_USE_SERIAL */ + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/serial_lld.h b/os/hal/platforms/LPC11xx/serial_lld.h new file mode 100644 index 000000000..f67c5404f --- /dev/null +++ b/os/hal/platforms/LPC11xx/serial_lld.h @@ -0,0 +1,203 @@ +/* + ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio. + + This file is part of ChibiOS/RT. + + ChibiOS/RT is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/RT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +/** + * @file LPC111x/serial_lld.h + * @brief LPC111x low level serial driver header. + * + * @addtogroup LPC111x_SERIAL + * @{ + */ + +#ifndef _SERIAL_LLD_H_ +#define _SERIAL_LLD_H_ + +#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +#define IIR_SRC_MASK 0x0F +#define IIR_SRC_NONE 0x01 +#define IIR_SRC_MODEM 0x00 +#define IIR_SRC_TX 0x02 +#define IIR_SRC_RX 0x04 +#define IIR_SRC_ERROR 0x06 +#define IIR_SRC_TIMEOUT 0x0C + +#define IER_RBR 1 +#define IER_THRE 2 +#define IER_STATUS 4 + +#define LCR_WL5 0 +#define LCR_WL6 1 +#define LCR_WL7 2 +#define LCR_WL8 3 +#define LCR_STOP1 0 +#define LCR_STOP2 4 +#define LCR_NOPARITY 0 +#define LCR_PARITYODD 0x08 +#define LCR_PARITYEVEN 0x18 +#define LCR_PARITYONE 0x28 +#define LCR_PARITYZERO 0x38 +#define LCR_BREAK_ON 0x40 +#define LCR_DLAB 0x80 + +#define FCR_ENABLE 1 +#define FCR_RXRESET 2 +#define FCR_TXRESET 4 +#define FCR_TRIGGER0 0 +#define FCR_TRIGGER1 0x40 +#define FCR_TRIGGER2 0x80 +#define FCR_TRIGGER3 0xC0 + +#define LSR_RBR_FULL 1 +#define LSR_OVERRUN 2 +#define LSR_PARITY 4 +#define LSR_FRAMING 8 +#define LSR_BREAK 0x10 +#define LSR_THRE 0x20 +#define LSR_TEMT 0x40 +#define LSR_RXFE 0x80 + +#define TER_ENABLE 0x80 + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/** + * @brief UART0 driver enable switch. + * @details If set to @p TRUE the support for UART0 is included. + * @note The default is @p TRUE . + */ +#if !defined(USE_LPC111x_UART0) || defined(__DOXYGEN__) +#define USE_LPC111x_UART0 TRUE +#endif + +/** + * @brief FIFO preload parameter. + * @details Configuration parameter, this values defines how many bytes are + * preloaded in the HW transmit FIFO for each interrupt, the maximum value is + * 16 the minimum is 1. + * @note An high value reduces the number of interrupts generated but can + * also increase the worst case interrupt response time because the + * preload loops. + */ +#if !defined(LPC111x_UART_FIFO_PRELOAD) || defined(__DOXYGEN__) +#define LPC111x_UART_FIFO_PRELOAD 16 +#endif + +/** + * @brief UART0 interrupt priority level setting. + */ +#if !defined(LPC111x_UART0_PRIORITY) || defined(__DOXYGEN__) +#define LPC111x_UART0_PRIORITY 3 +#endif + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +#if (LPC111x_UART_FIFO_PRELOAD < 1) || (LPC111x_UART_FIFO_PRELOAD > 16) +#error "invalid LPC214x_UART_FIFO_PRELOAD setting" +#endif + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/** + * @brief Serial Driver condition flags type. + */ +typedef uint32_t sdflags_t; + +/** + * @brief LPC214x Serial Driver configuration structure. + * @details An instance of this structure must be passed to @p sdStart() + * in order to configure and start a serial driver operations. + */ +typedef struct { + /** + * @brief Bit rate. + */ + uint32_t sc_speed; + /** + * @brief Initialization value for the LCR register. + */ + uint32_t sc_lcr; + /** + * @brief Initialization value for the FCR register. + */ + uint32_t sc_fcr; +} SerialConfig; + +/** + * @brief @p SerialDriver specific data. + */ +#define _serial_driver_data \ + _base_asynchronous_channel_data \ + /* Driver state.*/ \ + sdstate_t state; \ + /* Current configuration data.*/ \ + const SerialConfig *config; \ + /* Input queue.*/ \ + InputQueue iqueue; \ + /* Output queue.*/ \ + OutputQueue oqueue; \ + /* Status Change @p EventSource.*/ \ + EventSource sevent; \ + /* I/O driver status flags.*/ \ + sdflags_t flags; \ + /* Input circular buffer.*/ \ + uint8_t ib[SERIAL_BUFFERS_SIZE]; \ + /* Output circular buffer.*/ \ + uint8_t ob[SERIAL_BUFFERS_SIZE]; \ + /* End of the mandatory fields.*/ \ + /* Pointer to the USART registers block.*/ \ + LPC_UART_TypeDef *uart; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#if USE_LPC111x_UART0 && !defined(__DOXYGEN__) +extern SerialDriver SD1; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void sd_lld_init(void); + void sd_lld_start(SerialDriver *sdp); + void sd_lld_stop(SerialDriver *sdp); +#ifdef __cplusplus +} +#endif + +#endif /* CH_HAL_USE_SERIAL */ + +#endif /* _SERIAL_LLD_H_ */ + +/** @} */ diff --git a/os/hal/platforms/LPC11xx/system_LPC11xx.h b/os/hal/platforms/LPC11xx/system_LPC11xx.h new file mode 100644 index 000000000..385fe3888 --- /dev/null +++ b/os/hal/platforms/LPC11xx/system_LPC11xx.h @@ -0,0 +1,64 @@ +/**************************************************************************//** + * @file system_LPC11xx.h + * @brief CMSIS Cortex-M0 Device Peripheral Access Layer Header File + * for the NXP LPC11xx Device Series + * @version V1.00 + * @date 17. November 2009 + * + * @note + * Copyright (C) 2009 ARM Limited. All rights reserved. + * + * @par + * ARM Limited (ARM) is supplying this software for use with Cortex-M + * processor based microcontrollers. This file can be freely distributed + * within development tools that are supporting such ARM based processors. + * + * @par + * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED + * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. + * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR + * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. + * + ******************************************************************************/ + + +#ifndef __SYSTEM_LPC11xx_H +#define __SYSTEM_LPC11xx_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ + + +/** + * Initialize the system + * + * @param none + * @return none + * + * @brief Setup the microcontroller system. + * Initialize the System and update the SystemCoreClock variable. + */ +extern void SystemInit (void); + +/** + * Update SystemCoreClock variable + * + * @param none + * @return none + * + * @brief Updates the SystemCoreClock with current core Clock + * retrieved from cpu registers. + */ +extern void SystemCoreClockUpdate (void); + +#ifdef __cplusplus +} +#endif + +#endif /* __SYSTEM_LPC11x_H */ -- cgit v1.2.3