From 7adef2884e48ab11abd4b2f032263649c2ac22d2 Mon Sep 17 00:00:00 2001 From: gdisirio Date: Sat, 11 Dec 2010 16:01:07 +0000 Subject: Removed CMSIS dependencies from the ARMCMx port layer. git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2471 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/platforms/LPC11xx/core_cm0.h | 984 ++++++++++++++++++++++++++++++++++++ 1 file changed, 984 insertions(+) create mode 100644 os/hal/platforms/LPC11xx/core_cm0.h (limited to 'os/hal/platforms/LPC11xx') diff --git a/os/hal/platforms/LPC11xx/core_cm0.h b/os/hal/platforms/LPC11xx/core_cm0.h new file mode 100644 index 000000000..af27881d4 --- /dev/null +++ b/os/hal/platforms/LPC11xx/core_cm0.h @@ -0,0 +1,984 @@ +/* + 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 . +*/ + +/* + * Parts of this files have been modified in ChibiOS/RT in order to fix + * some code quality issues. + */ + +/**************************************************************************//** + * @file core_cm0.h + * @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File + * @version V1.30 + * @date 30. October 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 __CM0_CORE_H__ +#define __CM0_CORE_H__ + +/** @addtogroup CMSIS_CM0_core_LintCinfiguration CMSIS CM0 Core Lint Configuration + * + * List of Lint messages which will be suppressed and not shown: + * - not yet checked + * . + * Note: To re-enable a Message, insert a space before 'lint' * + * + */ + + +/** @addtogroup CMSIS_CM0_core_definitions CM0 Core Definitions + This file defines all structures and symbols for CMSIS core: + - CMSIS version number + - Cortex-M core registers and bitfields + - Cortex-M core peripheral base address + @{ + */ + +#ifdef __cplusplus + extern "C" { +#endif + +#define __CM0_CMSIS_VERSION_MAIN (0x01) /*!< [31:16] CMSIS HAL main version */ +#define __CM0_CMSIS_VERSION_SUB (0x30) /*!< [15:0] CMSIS HAL sub version */ +#define __CM0_CMSIS_VERSION ((__CM0_CMSIS_VERSION_MAIN << 16) | __CM0_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */ + +#define __CORTEX_M (0x00) /*!< Cortex core */ + +#include /* Include standard types */ + +#if defined (__ICCARM__) + #include /* IAR Intrinsics */ +#endif + + +#ifndef __NVIC_PRIO_BITS + #define __NVIC_PRIO_BITS 2 /*!< standard definition for NVIC Priority Bits */ +#endif + + + + +/** + * IO definitions + * + * define access restrictions to peripheral registers + */ + +#ifdef __cplusplus + #define __I volatile /*!< defines 'read only' permissions */ +#else + #define __I volatile const /*!< defines 'read only' permissions */ +#endif +#define __O volatile /*!< defines 'write only' permissions */ +#define __IO volatile /*!< defines 'read / write' permissions */ + + + +/******************************************************************************* + * Register Abstraction + ******************************************************************************/ +/** @addtogroup CMSIS_CM0_core_register CMSIS CM0 Core Register + @{ +*/ + + +/** @addtogroup CMSIS_CM0_NVIC CMSIS CM0 NVIC + memory mapped structure for Nested Vectored Interrupt Controller (NVIC) + @{ + */ +typedef struct +{ + __IO uint32_t ISER[1]; /*!< (Offset: 0x000) Interrupt Set Enable Register */ + uint32_t RESERVED0[31]; + __IO uint32_t ICER[1]; /*!< (Offset: 0x080) Interrupt Clear Enable Register */ + uint32_t RSERVED1[31]; + __IO uint32_t ISPR[1]; /*!< (Offset: 0x100) Interrupt Set Pending Register */ + uint32_t RESERVED2[31]; + __IO uint32_t ICPR[1]; /*!< (Offset: 0x180) Interrupt Clear Pending Register */ + uint32_t RESERVED3[31]; + uint32_t RESERVED4[64]; + __IO uint32_t IPR[8]; /*!< (Offset: 0x3EC) Interrupt Priority Register */ +} NVIC_Type; +/*@}*/ /* end of group CMSIS_CM0_NVIC */ + + +/** @addtogroup CMSIS_CM0_SCB CMSIS CM0 SCB + memory mapped structure for System Control Block (SCB) + @{ + */ +typedef struct +{ + __I uint32_t CPUID; /*!< Offset: 0x00 CPU ID Base Register */ + __IO uint32_t ICSR; /*!< Offset: 0x04 Interrupt Control State Register */ + uint32_t RESERVED0; + __IO uint32_t AIRCR; /*!< Offset: 0x0C Application Interrupt / Reset Control Register */ + __IO uint32_t SCR; /*!< Offset: 0x10 System Control Register */ + __IO uint32_t CCR; /*!< Offset: 0x14 Configuration Control Register */ + uint32_t RESERVED1; + __IO uint32_t SHP[2]; /*!< Offset: 0x1C System Handlers Priority Registers. [0] is RESERVED */ + __IO uint32_t SHCSR; /*!< Offset: 0x24 System Handler Control and State Register */ + uint32_t RESERVED2[2]; + __IO uint32_t DFSR; /*!< Offset: 0x30 Debug Fault Status Register */ +} SCB_Type; + +/* SCB CPUID Register Definitions */ +#define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */ +#define SCB_CPUID_IMPLEMENTER_Msk (0xFFul << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */ + +#define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */ +#define SCB_CPUID_VARIANT_Msk (0xFul << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */ + +#define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */ +#define SCB_CPUID_ARCHITECTURE_Msk (0xFul << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */ + +#define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */ +#define SCB_CPUID_PARTNO_Msk (0xFFFul << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */ + +#define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */ +#define SCB_CPUID_REVISION_Msk (0xFul << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */ + +/* SCB Interrupt Control State Register Definitions */ +#define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */ +#define SCB_ICSR_NMIPENDSET_Msk (1ul << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */ + +#define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */ +#define SCB_ICSR_PENDSVSET_Msk (1ul << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */ + +#define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */ +#define SCB_ICSR_PENDSVCLR_Msk (1ul << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */ + +#define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */ +#define SCB_ICSR_PENDSTSET_Msk (1ul << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */ + +#define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */ +#define SCB_ICSR_PENDSTCLR_Msk (1ul << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */ + +#define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */ +#define SCB_ICSR_ISRPREEMPT_Msk (1ul << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */ + +#define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */ +#define SCB_ICSR_ISRPENDING_Msk (1ul << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */ + +#define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */ +#define SCB_ICSR_VECTPENDING_Msk (0x1FFul << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */ + +#define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */ +#define SCB_ICSR_VECTACTIVE_Msk (0x1FFul << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */ + +/* SCB Application Interrupt and Reset Control Register Definitions */ +#define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */ +#define SCB_AIRCR_VECTKEY_Msk (0xFFFFul << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */ + +#define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */ +#define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFul << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */ + +#define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */ +#define SCB_AIRCR_ENDIANESS_Msk (1ul << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */ + +#define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */ +#define SCB_AIRCR_SYSRESETREQ_Msk (1ul << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */ + +#define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */ +#define SCB_AIRCR_VECTCLRACTIVE_Msk (1ul << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */ + +/* SCB System Control Register Definitions */ +#define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */ +#define SCB_SCR_SEVONPEND_Msk (1ul << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */ + +#define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */ +#define SCB_SCR_SLEEPDEEP_Msk (1ul << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */ + +#define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */ +#define SCB_SCR_SLEEPONEXIT_Msk (1ul << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */ + +/* SCB Configuration Control Register Definitions */ +#define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */ +#define SCB_CCR_STKALIGN_Msk (1ul << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */ + +#define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */ +#define SCB_CCR_UNALIGN_TRP_Msk (1ul << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */ + +/* SCB System Handler Control and State Register Definitions */ +#define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */ +#define SCB_SHCSR_SVCALLPENDED_Msk (1ul << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */ + +/* SCB Debug Fault Status Register Definitions */ +#define SCB_DFSR_EXTERNAL_Pos 4 /*!< SCB DFSR: EXTERNAL Position */ +#define SCB_DFSR_EXTERNAL_Msk (1ul << SCB_DFSR_EXTERNAL_Pos) /*!< SCB DFSR: EXTERNAL Mask */ + +#define SCB_DFSR_VCATCH_Pos 3 /*!< SCB DFSR: VCATCH Position */ +#define SCB_DFSR_VCATCH_Msk (1ul << SCB_DFSR_VCATCH_Pos) /*!< SCB DFSR: VCATCH Mask */ + +#define SCB_DFSR_DWTTRAP_Pos 2 /*!< SCB DFSR: DWTTRAP Position */ +#define SCB_DFSR_DWTTRAP_Msk (1ul << SCB_DFSR_DWTTRAP_Pos) /*!< SCB DFSR: DWTTRAP Mask */ + +#define SCB_DFSR_BKPT_Pos 1 /*!< SCB DFSR: BKPT Position */ +#define SCB_DFSR_BKPT_Msk (1ul << SCB_DFSR_BKPT_Pos) /*!< SCB DFSR: BKPT Mask */ + +#define SCB_DFSR_HALTED_Pos 0 /*!< SCB DFSR: HALTED Position */ +#define SCB_DFSR_HALTED_Msk (1ul << SCB_DFSR_HALTED_Pos) /*!< SCB DFSR: HALTED Mask */ +/*@}*/ /* end of group CMSIS_CM0_SCB */ + + +/** @addtogroup CMSIS_CM0_SysTick CMSIS CM0 SysTick + memory mapped structure for SysTick + @{ + */ +typedef struct +{ + __IO uint32_t CTRL; /*!< Offset: 0x00 SysTick Control and Status Register */ + __IO uint32_t LOAD; /*!< Offset: 0x04 SysTick Reload Value Register */ + __IO uint32_t VAL; /*!< Offset: 0x08 SysTick Current Value Register */ + __I uint32_t CALIB; /*!< Offset: 0x0C SysTick Calibration Register */ +} SysTick_Type; + +/* SysTick Control / Status Register Definitions */ +#define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */ +#define SysTick_CTRL_COUNTFLAG_Msk (1ul << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */ + +#define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */ +#define SysTick_CTRL_CLKSOURCE_Msk (1ul << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */ + +#define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */ +#define SysTick_CTRL_TICKINT_Msk (1ul << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */ + +#define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */ +#define SysTick_CTRL_ENABLE_Msk (1ul << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */ + +/* SysTick Reload Register Definitions */ +#define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */ +#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFul << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */ + +/* SysTick Current Register Definitions */ +#define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */ +#define SysTick_VAL_CURRENT_Msk (0xFFFFFFul << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */ + +/* SysTick Calibration Register Definitions */ +#define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */ +#define SysTick_CALIB_NOREF_Msk (1ul << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */ + +#define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */ +#define SysTick_CALIB_SKEW_Msk (1ul << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */ + +#define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */ +#define SysTick_CALIB_TENMS_Msk (0xFFFFFFul << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */ +/*@}*/ /* end of group CMSIS_CM0_SysTick */ + + +/** @addtogroup CMSIS_CM0_CoreDebug CMSIS CM0 Core Debug + memory mapped structure for Core Debug Register + @{ + */ +typedef struct +{ + __IO uint32_t DHCSR; /*!< Offset: 0x00 Debug Halting Control and Status Register */ + __O uint32_t DCRSR; /*!< Offset: 0x04 Debug Core Register Selector Register */ + __IO uint32_t DCRDR; /*!< Offset: 0x08 Debug Core Register Data Register */ + __IO uint32_t DEMCR; /*!< Offset: 0x0C Debug Exception and Monitor Control Register */ +} CoreDebug_Type; + +/* Debug Halting Control and Status Register */ +#define CoreDebug_DHCSR_DBGKEY_Pos 16 /*!< CoreDebug DHCSR: DBGKEY Position */ +#define CoreDebug_DHCSR_DBGKEY_Msk (0xFFFFul << CoreDebug_DHCSR_DBGKEY_Pos) /*!< CoreDebug DHCSR: DBGKEY Mask */ + +#define CoreDebug_DHCSR_S_RESET_ST_Pos 25 /*!< CoreDebug DHCSR: S_RESET_ST Position */ +#define CoreDebug_DHCSR_S_RESET_ST_Msk (1ul << CoreDebug_DHCSR_S_RESET_ST_Pos) /*!< CoreDebug DHCSR: S_RESET_ST Mask */ + +#define CoreDebug_DHCSR_S_RETIRE_ST_Pos 24 /*!< CoreDebug DHCSR: S_RETIRE_ST Position */ +#define CoreDebug_DHCSR_S_RETIRE_ST_Msk (1ul << CoreDebug_DHCSR_S_RETIRE_ST_Pos) /*!< CoreDebug DHCSR: S_RETIRE_ST Mask */ + +#define CoreDebug_DHCSR_S_LOCKUP_Pos 19 /*!< CoreDebug DHCSR: S_LOCKUP Position */ +#define CoreDebug_DHCSR_S_LOCKUP_Msk (1ul << CoreDebug_DHCSR_S_LOCKUP_Pos) /*!< CoreDebug DHCSR: S_LOCKUP Mask */ + +#define CoreDebug_DHCSR_S_SLEEP_Pos 18 /*!< CoreDebug DHCSR: S_SLEEP Position */ +#define CoreDebug_DHCSR_S_SLEEP_Msk (1ul << CoreDebug_DHCSR_S_SLEEP_Pos) /*!< CoreDebug DHCSR: S_SLEEP Mask */ + +#define CoreDebug_DHCSR_S_HALT_Pos 17 /*!< CoreDebug DHCSR: S_HALT Position */ +#define CoreDebug_DHCSR_S_HALT_Msk (1ul << CoreDebug_DHCSR_S_HALT_Pos) /*!< CoreDebug DHCSR: S_HALT Mask */ + +#define CoreDebug_DHCSR_S_REGRDY_Pos 16 /*!< CoreDebug DHCSR: S_REGRDY Position */ +#define CoreDebug_DHCSR_S_REGRDY_Msk (1ul << CoreDebug_DHCSR_S_REGRDY_Pos) /*!< CoreDebug DHCSR: S_REGRDY Mask */ + +#define CoreDebug_DHCSR_C_MASKINTS_Pos 3 /*!< CoreDebug DHCSR: C_MASKINTS Position */ +#define CoreDebug_DHCSR_C_MASKINTS_Msk (1ul << CoreDebug_DHCSR_C_MASKINTS_Pos) /*!< CoreDebug DHCSR: C_MASKINTS Mask */ + +#define CoreDebug_DHCSR_C_STEP_Pos 2 /*!< CoreDebug DHCSR: C_STEP Position */ +#define CoreDebug_DHCSR_C_STEP_Msk (1ul << CoreDebug_DHCSR_C_STEP_Pos) /*!< CoreDebug DHCSR: C_STEP Mask */ + +#define CoreDebug_DHCSR_C_HALT_Pos 1 /*!< CoreDebug DHCSR: C_HALT Position */ +#define CoreDebug_DHCSR_C_HALT_Msk (1ul << CoreDebug_DHCSR_C_HALT_Pos) /*!< CoreDebug DHCSR: C_HALT Mask */ + +#define CoreDebug_DHCSR_C_DEBUGEN_Pos 0 /*!< CoreDebug DHCSR: C_DEBUGEN Position */ +#define CoreDebug_DHCSR_C_DEBUGEN_Msk (1ul << CoreDebug_DHCSR_C_DEBUGEN_Pos) /*!< CoreDebug DHCSR: C_DEBUGEN Mask */ + +/* Debug Core Register Selector Register */ +#define CoreDebug_DCRSR_REGWnR_Pos 16 /*!< CoreDebug DCRSR: REGWnR Position */ +#define CoreDebug_DCRSR_REGWnR_Msk (1ul << CoreDebug_DCRSR_REGWnR_Pos) /*!< CoreDebug DCRSR: REGWnR Mask */ + +#define CoreDebug_DCRSR_REGSEL_Pos 0 /*!< CoreDebug DCRSR: REGSEL Position */ +#define CoreDebug_DCRSR_REGSEL_Msk (0x1Ful << CoreDebug_DCRSR_REGSEL_Pos) /*!< CoreDebug DCRSR: REGSEL Mask */ + +/* Debug Exception and Monitor Control Register */ +#define CoreDebug_DEMCR_DWTENA_Pos 24 /*!< CoreDebug DEMCR: DWTENA Position */ +#define CoreDebug_DEMCR_DWTENA_Msk (1ul << CoreDebug_DEMCR_DWTENA_Pos) /*!< CoreDebug DEMCR: DWTENA Mask */ + +#define CoreDebug_DEMCR_VC_HARDERR_Pos 10 /*!< CoreDebug DEMCR: VC_HARDERR Position */ +#define CoreDebug_DEMCR_VC_HARDERR_Msk (1ul << CoreDebug_DEMCR_VC_HARDERR_Pos) /*!< CoreDebug DEMCR: VC_HARDERR Mask */ + +#define CoreDebug_DEMCR_VC_CORERESET_Pos 0 /*!< CoreDebug DEMCR: VC_CORERESET Position */ +#define CoreDebug_DEMCR_VC_CORERESET_Msk (1ul << CoreDebug_DEMCR_VC_CORERESET_Pos) /*!< CoreDebug DEMCR: VC_CORERESET Mask */ +/*@}*/ /* end of group CMSIS_CM0_CoreDebug */ + + +/* Memory mapping of Cortex-M0 Hardware */ +#define SCS_BASE (0xE000E000) /*!< System Control Space Base Address */ +#define CoreDebug_BASE (0xE000EDF0) /*!< Core Debug Base Address */ +#define SysTick_BASE (SCS_BASE + 0x0010) /*!< SysTick Base Address */ +#define NVIC_BASE (SCS_BASE + 0x0100) /*!< NVIC Base Address */ +#define SCB_BASE (SCS_BASE + 0x0D00) /*!< System Control Block Base Address */ + +#define SCB ((SCB_Type *) SCB_BASE) /*!< SCB configuration struct */ +#define SysTick ((SysTick_Type *) SysTick_BASE) /*!< SysTick configuration struct */ +#define NVIC ((NVIC_Type *) NVIC_BASE) /*!< NVIC configuration struct */ +#define CoreDebug ((CoreDebug_Type *) CoreDebug_BASE) /*!< Core Debug configuration struct */ + +/*@}*/ /* end of group CMSIS_CM0_core_register */ + + +/******************************************************************************* + * Hardware Abstraction Layer + ******************************************************************************/ + +#if defined ( __CC_ARM ) + #define __ASM __asm /*!< asm keyword for ARM Compiler */ + #define __INLINE __inline /*!< inline keyword for ARM Compiler */ + +#elif defined ( __ICCARM__ ) + #define __ASM __asm /*!< asm keyword for IAR Compiler */ + #define __INLINE inline /*!< inline keyword for IAR Compiler. Only avaiable in High optimization mode! */ + +#elif defined ( __GNUC__ ) + #define __ASM __asm /*!< asm keyword for GNU Compiler */ + #define __INLINE inline /*!< inline keyword for GNU Compiler */ + +#elif defined ( __TASKING__ ) + #define __ASM __asm /*!< asm keyword for TASKING Compiler */ + #define __INLINE inline /*!< inline keyword for TASKING Compiler */ + +#endif + + +/* ################### Compiler specific Intrinsics ########################### */ + +#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/ +/* ARM armcc specific functions */ + +#define __enable_fault_irq __enable_fiq +#define __disable_fault_irq __disable_fiq + +#define __NOP __nop +#define __WFI __wfi +#define __WFE __wfe +#define __SEV __sev +#define __ISB() __isb(0) +#define __DSB() __dsb(0) +#define __DMB() __dmb(0) +#define __REV __rev + + +/* intrinsic void __enable_irq(); */ +/* intrinsic void __disable_irq(); */ + + +/** + * @brief Return the Process Stack Pointer + * + * @return ProcessStackPointer + * + * Return the actual process stack pointer + */ +extern uint32_t __get_PSP(void); + +/** + * @brief Set the Process Stack Pointer + * + * @param topOfProcStack Process Stack Pointer + * + * Assign the value ProcessStackPointer to the MSP + * (process stack pointer) Cortex processor register + */ +extern void __set_PSP(uint32_t topOfProcStack); + +/** + * @brief Return the Main Stack Pointer + * + * @return Main Stack Pointer + * + * Return the current value of the MSP (main stack pointer) + * Cortex processor register + */ +extern uint32_t __get_MSP(void); + +/** + * @brief Set the Main Stack Pointer + * + * @param topOfMainStack Main Stack Pointer + * + * Assign the value mainStackPointer to the MSP + * (main stack pointer) Cortex processor register + */ +extern void __set_MSP(uint32_t topOfMainStack); + +/** + * @brief Reverse byte order in unsigned short value + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in unsigned short value + */ +extern uint32_t __REV16(uint16_t value); + +/** + * @brief Reverse byte order in signed short value with sign extension to integer + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in signed short value with sign extension to integer + */ +extern int32_t __REVSH(int16_t value); + + +#if (__ARMCC_VERSION < 400000) + +/** + * @brief Return the Priority Mask value + * + * @return PriMask + * + * Return state of the priority mask bit from the priority mask register + */ +extern uint32_t __get_PRIMASK(void); + +/** + * @brief Set the Priority Mask value + * + * @param priMask PriMask + * + * Set the priority mask bit in the priority mask register + */ +extern void __set_PRIMASK(uint32_t priMask); + +/** + * @brief Return the Control Register value + * + * @return Control value + * + * Return the content of the control register + */ +extern uint32_t __get_CONTROL(void); + +/** + * @brief Set the Control Register value + * + * @param control Control value + * + * Set the control register + */ +extern void __set_CONTROL(uint32_t control); + +#else /* (__ARMCC_VERSION >= 400000) */ + + +/** + * @brief Return the Priority Mask value + * + * @return PriMask + * + * Return state of the priority mask bit from the priority mask register + */ +static __INLINE uint32_t __get_PRIMASK(void) +{ + register uint32_t __regPriMask __ASM("primask"); + return(__regPriMask); +} + +/** + * @brief Set the Priority Mask value + * + * @param priMask PriMask + * + * Set the priority mask bit in the priority mask register + */ +static __INLINE void __set_PRIMASK(uint32_t priMask) +{ + register uint32_t __regPriMask __ASM("primask"); + __regPriMask = (priMask); +} + +/** + * @brief Return the Control Register value + * + * @return Control value + * + * Return the content of the control register + */ +static __INLINE uint32_t __get_CONTROL(void) +{ + register uint32_t __regControl __ASM("control"); + return(__regControl); +} + +/** + * @brief Set the Control Register value + * + * @param control Control value + * + * Set the control register + */ +static __INLINE void __set_CONTROL(uint32_t control) +{ + register uint32_t __regControl __ASM("control"); + __regControl = control; +} + +#endif /* __ARMCC_VERSION */ + + + +#elif (defined (__ICCARM__)) /*------------------ ICC Compiler -------------------*/ +/* IAR iccarm specific functions */ + +#define __enable_irq __enable_interrupt /*!< global Interrupt enable */ +#define __disable_irq __disable_interrupt /*!< global Interrupt disable */ + +static __INLINE void __enable_fault_irq() { __ASM ("cpsie f"); } +static __INLINE void __disable_fault_irq() { __ASM ("cpsid f"); } + +#define __NOP __no_operation /*!< no operation intrinsic in IAR Compiler */ +static __INLINE void __WFI() { __ASM ("wfi"); } +static __INLINE void __WFE() { __ASM ("wfe"); } +static __INLINE void __SEV() { __ASM ("sev"); } + +/* intrinsic void __ISB(void) */ +/* intrinsic void __DSB(void) */ +/* intrinsic void __DMB(void) */ +/* intrinsic void __set_PRIMASK(); */ +/* intrinsic void __get_PRIMASK(); */ + + +/* intrinsic uint32_t __REV(uint32_t value); */ +/* intrinsic uint32_t __REVSH(uint32_t value); */ + + +/** + * @brief Return the Process Stack Pointer + * + * @return ProcessStackPointer + * + * Return the actual process stack pointer + */ +extern uint32_t __get_PSP(void); + +/** + * @brief Set the Process Stack Pointer + * + * @param topOfProcStack Process Stack Pointer + * + * Assign the value ProcessStackPointer to the MSP + * (process stack pointer) Cortex processor register + */ +extern void __set_PSP(uint32_t topOfProcStack); + +/** + * @brief Return the Main Stack Pointer + * + * @return Main Stack Pointer + * + * Return the current value of the MSP (main stack pointer) + * Cortex processor register + */ +extern uint32_t __get_MSP(void); + +/** + * @brief Set the Main Stack Pointer + * + * @param topOfMainStack Main Stack Pointer + * + * Assign the value mainStackPointer to the MSP + * (main stack pointer) Cortex processor register + */ +extern void __set_MSP(uint32_t topOfMainStack); + +/** + * @brief Reverse byte order in unsigned short value + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in unsigned short value + */ +extern uint32_t __REV16(uint16_t value); + + + + + +#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/ +/* GNU gcc specific functions */ + +static __INLINE void __enable_irq(void) { __ASM volatile ("cpsie i"); } +static __INLINE void __disable_irq(void) { __ASM volatile ("cpsid i"); } + +static __INLINE void __enable_fault_irq(void) { __ASM volatile ("cpsie f"); } +static __INLINE void __disable_fault_irq(void) { __ASM volatile ("cpsid f"); } + +static __INLINE void __NOP(void) { __ASM volatile ("nop"); } +static __INLINE void __WFI(void) { __ASM volatile ("wfi"); } +static __INLINE void __WFE(void) { __ASM volatile ("wfe"); } +static __INLINE void __SEV(void) { __ASM volatile ("sev"); } +static __INLINE void __ISB(void) { __ASM volatile ("isb"); } +static __INLINE void __DSB(void) { __ASM volatile ("dsb"); } +static __INLINE void __DMB(void) { __ASM volatile ("dmb"); } + + +/** + * @brief Return the Process Stack Pointer + * + * @return ProcessStackPointer + * + * Return the actual process stack pointer + */ +extern uint32_t __get_PSP(void); + +/** + * @brief Set the Process Stack Pointer + * + * @param topOfProcStack Process Stack Pointer + * + * Assign the value ProcessStackPointer to the MSP + * (process stack pointer) Cortex processor register + */ +extern void __set_PSP(uint32_t topOfProcStack); + +/** + * @brief Return the Main Stack Pointer + * + * @return Main Stack Pointer + * + * Return the current value of the MSP (main stack pointer) + * Cortex processor register + */ +extern uint32_t __get_MSP(void); + +/** + * @brief Set the Main Stack Pointer + * + * @param topOfMainStack Main Stack Pointer + * + * Assign the value mainStackPointer to the MSP + * (main stack pointer) Cortex processor register + */ +extern void __set_MSP(uint32_t topOfMainStack); + +/** + * @brief Return the Priority Mask value + * + * @return PriMask + * + * Return state of the priority mask bit from the priority mask register + */ +extern uint32_t __get_PRIMASK(void); + +/** + * @brief Set the Priority Mask value + * + * @param priMask PriMask + * + * Set the priority mask bit in the priority mask register + */ +extern void __set_PRIMASK(uint32_t priMask); + +/** + * @brief Return the Control Register value +* +* @return Control value + * + * Return the content of the control register + */ +extern uint32_t __get_CONTROL(void); + +/** + * @brief Set the Control Register value + * + * @param control Control value + * + * Set the control register + */ +extern void __set_CONTROL(uint32_t control); + +/** + * @brief Reverse byte order in integer value + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in integer value + */ +extern uint32_t __REV(uint32_t value); + +/** + * @brief Reverse byte order in unsigned short value + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in unsigned short value + */ +extern uint32_t __REV16(uint16_t value); + +/** + * @brief Reverse byte order in signed short value with sign extension to integer + * + * @param value value to reverse + * @return reversed value + * + * Reverse byte order in signed short value with sign extension to integer + */ +extern int32_t __REVSH(int16_t value); + + +#elif (defined (__TASKING__)) /*------------------ TASKING Compiler ---------------------*/ +/* TASKING carm specific functions */ + +/* + * The CMSIS functions have been implemented as intrinsics in the compiler. + * Please use "carm -?i" to get an up to date list of all instrinsics, + * Including the CMSIS ones. + */ + +#endif + + +/** @addtogroup CMSIS_CM0_Core_FunctionInterface CMSIS CM0 Core Function Interface + Core Function Interface containing: + - Core NVIC Functions + - Core SysTick Functions + - Core Reset Functions +*/ +/*@{*/ + +/* ########################## NVIC functions #################################### */ + +/* Interrupt Priorities are WORD accessible only under ARMv6M */ +/* The following MACROS handle generation of the register offset and byte masks */ +#define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 ) +#define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) ) +#define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) ) + + +/** + * @brief Enable Interrupt in NVIC Interrupt Controller + * + * @param IRQn The positive number of the external interrupt to enable + * + * Enable a device specific interupt in the NVIC interrupt controller. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) +{ + NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* enable interrupt */ +} + +/** + * @brief Disable the interrupt line for external interrupt specified + * + * @param IRQn The positive number of the external interrupt to disable + * + * Disable a device specific interupt in the NVIC interrupt controller. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) +{ + NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* disable interrupt */ +} + +/** + * @brief Read the interrupt pending bit for a device specific interrupt source + * + * @param IRQn The number of the device specifc interrupt + * @return 1 = interrupt pending, 0 = interrupt not pending + * + * Read the pending register in NVIC and return 1 if its status is pending, + * otherwise it returns 0 + */ +static __INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) +{ + return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); /* Return 1 if pending else 0 */ +} + +/** + * @brief Set the pending bit for an external interrupt + * + * @param IRQn The number of the interrupt for set pending + * + * Set the pending bit for the specified interrupt. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) +{ + NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* set interrupt pending */ +} + +/** + * @brief Clear the pending bit for an external interrupt + * + * @param IRQn The number of the interrupt for clear pending + * + * Clear the pending bit for the specified interrupt. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) +{ + NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */ +} + +/** + * @brief Set the priority for an interrupt + * + * @param IRQn The number of the interrupt for set priority + * @param priority The priority to set + * + * Set the priority for the specified interrupt. The interrupt + * number can be positive to specify an external (device specific) + * interrupt, or negative to specify an internal (core) interrupt. + * + * Note: The priority cannot be set for every core interrupt. + */ +static __INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) +{ + if(IRQn < 0) { + SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) | + (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); } + else { + NVIC->IPR[_IP_IDX(IRQn)] = (NVIC->IPR[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) | + (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); } +} + +/** + * @brief Read the priority for an interrupt + * + * @param IRQn The number of the interrupt for get priority + * @return The priority for the interrupt + * + * Read the priority for the specified interrupt. The interrupt + * number can be positive to specify an external (device specific) + * interrupt, or negative to specify an internal (core) interrupt. + * + * The returned priority value is automatically aligned to the implemented + * priority bits of the microcontroller. + * + * Note: The priority cannot be set for every core interrupt. + */ +static __INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn) +{ + + if(IRQn < 0) { + return((uint32_t)((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */ + else { + return((uint32_t)((NVIC->IPR[_IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */ +} + + + +/* ################################## SysTick function ############################################ */ + +#if (!defined (__Vendor_SysTickConfig)) || (__Vendor_SysTickConfig == 0) + +/** + * @brief Initialize and start the SysTick counter and its interrupt. + * + * @param ticks number of ticks between two interrupts + * @return 1 = failed, 0 = successful + * + * Initialise the system tick timer and its interrupt and start the + * system tick timer / counter in free running mode to generate + * periodical interrupts. + */ +static __INLINE uint32_t SysTick_Config(uint32_t ticks) +{ + if (ticks > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */ + + SysTick->LOAD = (ticks & SysTick_LOAD_RELOAD_Msk) - 1; /* set reload register */ + NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Cortex-M0 System Interrupts */ + SysTick->VAL = 0; /* Load the SysTick Counter Value */ + SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | + SysTick_CTRL_TICKINT_Msk | + SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */ + return (0); /* Function successful */ +} + +#endif + + + + +/* ################################## Reset function ############################################ */ + +/** + * @brief Initiate a system reset request. + * + * Initiate a system reset request to reset the MCU + */ +static __INLINE void NVIC_SystemReset(void) +{ + SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | + SCB_AIRCR_SYSRESETREQ_Msk); + __DSB(); /* Ensure completion of memory access */ + while(1); /* wait until reset */ +} + +/*@}*/ /* end of group CMSIS_CM0_Core_FunctionInterface */ + +#ifdef __cplusplus +} +#endif + +/*@}*/ /* end of group CMSIS_CM0_core_definitions */ + +#endif /* __CM0_CORE_H__ */ + +/*lint -restore */ -- cgit v1.2.3