From 937efbc9b64d9ac5c10136e8d1e4fb359a6bdda6 Mon Sep 17 00:00:00 2001 From: gdisirio Date: Sun, 29 Nov 2009 13:37:19 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1357 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- os/hal/include/hal.h | 2 - os/hal/platforms/AT91SAM7/hal_lld.c | 125 +++++++++++++++++++++++++++++++++ os/hal/platforms/AT91SAM7/hal_lld.h | 67 ++++++++++++++++++ os/hal/platforms/AT91SAM7/mac_lld.c | 9 +-- os/hal/platforms/AT91SAM7/mac_lld.h | 4 ++ os/hal/platforms/AT91SAM7/pal_lld.c | 14 ++-- os/hal/platforms/AT91SAM7/pal_lld.h | 10 ++- os/hal/platforms/AT91SAM7/platform.mk | 9 +++ os/hal/platforms/AT91SAM7/serial_lld.c | 9 +-- os/hal/platforms/AT91SAM7/serial_lld.h | 4 ++ os/hal/platforms/STM32/hal_lld.c | 4 +- os/hal/platforms/STM32/pal_lld.h | 2 + 12 files changed, 238 insertions(+), 21 deletions(-) create mode 100644 os/hal/platforms/AT91SAM7/hal_lld.c create mode 100644 os/hal/platforms/AT91SAM7/hal_lld.h create mode 100644 os/hal/platforms/AT91SAM7/platform.mk (limited to 'os') diff --git a/os/hal/include/hal.h b/os/hal/include/hal.h index 34ed2f08c..0d3b699eb 100644 --- a/os/hal/include/hal.h +++ b/os/hal/include/hal.h @@ -44,8 +44,6 @@ /* External declarations. */ /*===========================================================================*/ -extern const STM32GPIOConfig pal_default_config; - #ifdef __cplusplus extern "C" { #endif diff --git a/os/hal/platforms/AT91SAM7/hal_lld.c b/os/hal/platforms/AT91SAM7/hal_lld.c new file mode 100644 index 000000000..7c788ca9e --- /dev/null +++ b/os/hal/platforms/AT91SAM7/hal_lld.c @@ -0,0 +1,125 @@ +/* + ChibiOS/RT - Copyright (C) 2006-2007 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 AT91SAM7/hal_lld.c + * @brief AT91SAM7 HAL subsystem low level driver source + * @addtogroup AT91SAM7_HAL + * @{ + */ + +#include "ch.h" +#include "hal.h" + +/*===========================================================================*/ +/* Low Level Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Low Level Driver local variables. */ +/*===========================================================================*/ + +/* + * Digital I/O ports static configuration as defined in @p board.h. + */ +const AT91SAM7PIOConfig pal_default_config = +{ + {VAL_PIOA_ODSR, VAL_PIOA_OSR, VAL_PIOA_PUSR}, +#if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \ + (SAM7_PLATFORM == SAM7X512) + {VAL_PIOB_ODSR, VAL_PIOB_OSR, VAL_PIOB_PUSR} +#endif +}; + +/*===========================================================================*/ +/* Low Level Driver local functions. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Low Level Driver interrupt handlers. */ +/*===========================================================================*/ + +static CH_IRQ_HANDLER(spurious_handler) { + + CH_IRQ_PROLOGUE(); + + AT91SAM7_SPURIOUS_HANDLER_HOOK(); + + AT91C_BASE_AIC->AIC_EOICR = 0; + + CH_IRQ_EPILOGUE(); +} + +/*===========================================================================*/ +/* Low Level Driver exported functions. */ +/*===========================================================================*/ + +/** + * @brief Low level HAL driver initialization. + */ +void hal_lld_init(void) { + unsigned i; + + /* FIQ Handler weak symbol defined in vectors.s.*/ + void FiqHandler(void); + + /* Default AIC setup, the device drivers will modify it as needed.*/ + AT91C_BASE_AIC->AIC_ICCR = 0xFFFFFFFF; + AT91C_BASE_AIC->AIC_IDCR = 0xFFFFFFFF; + AT91C_BASE_AIC->AIC_SVR[0] = (AT91_REG)FiqHandler; + for (i = 1; i < 31; i++) { + AT91C_BASE_AIC->AIC_SVR[i] = (AT91_REG)NULL; + AT91C_BASE_AIC->AIC_EOICR = (AT91_REG)i; + } + AT91C_BASE_AIC->AIC_SPU = (AT91_REG)spurious_handler; + +} + +/** + * @brief AT91SAM7 clocks and PLL initialization. + * @note All the involved constants come from the file @p board.h. + */ +void at91sam7_clock_init(void) { + + /* Flash Memory: 1 wait state, about 50 cycles in a microsecond.*/ + AT91C_BASE_MC->MC_FMR = (AT91C_MC_FMCN & (50 << 16)) | AT91C_MC_FWS_1FWS; + + /* Watchdog disabled.*/ + AT91C_BASE_WDTC->WDTC_WDMR = AT91C_WDTC_WDDIS; + + /* Enables the main oscillator and waits 56 slow cycles as startup time.*/ + AT91C_BASE_PMC->PMC_MOR = (AT91C_CKGR_OSCOUNT & (7 << 8)) | AT91C_CKGR_MOSCEN; + while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MOSCS)) + ; + + /* PLL setup: DIV = 14, MUL = 72, PLLCOUNT = 10 + PLLfreq = 96109714 Hz (rounded).*/ + AT91C_BASE_PMC->PMC_PLLR = (AT91C_CKGR_DIV & 14) | + (AT91C_CKGR_PLLCOUNT & (10 << 8)) | + (AT91C_CKGR_MUL & (72 << 16)); + while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_LOCK)) + ; + + /* Master clock = PLLfreq / 2 = 48054858 Hz (rounded).*/ + AT91C_BASE_PMC->PMC_MCKR = AT91C_PMC_CSS_PLL_CLK | AT91C_PMC_PRES_CLK_2; + while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY)) + ; +} + +/** @} */ diff --git a/os/hal/platforms/AT91SAM7/hal_lld.h b/os/hal/platforms/AT91SAM7/hal_lld.h new file mode 100644 index 000000000..741062679 --- /dev/null +++ b/os/hal/platforms/AT91SAM7/hal_lld.h @@ -0,0 +1,67 @@ +/* + ChibiOS/RT - Copyright (C) 2006-2007 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 AT91SAM7/hal_lld.h + * @brief AT91SAM7 HAL subsystem low level driver header + * @addtogroup AT91SAM7_HAL + * @{ + */ + +#ifndef _HAL_LLD_H_ +#define _HAL_LLD_H_ + +#include "at91sam7.h" +#include "at91lib/aic.h" + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/** + * @brief Default action for the spurious handler, nothing. + */ +#if !defined(AT91SAM7_SPURIOUS_HANDLER_HOOK) || defined(__DOXYGEN__) +#define AT91SAM7_SPURIOUS_HANDLER_HOOK() +#endif + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#ifdef __cplusplus +extern "C" { +#endif + void hal_lld_init(void); + void at91sam7_clock_init(void); +#ifdef __cplusplus +} +#endif + +#endif /* _HAL_LLD_H_ */ + +/** @} */ diff --git a/os/hal/platforms/AT91SAM7/mac_lld.c b/os/hal/platforms/AT91SAM7/mac_lld.c index fea915ede..0bc50e192 100644 --- a/os/hal/platforms/AT91SAM7/mac_lld.c +++ b/os/hal/platforms/AT91SAM7/mac_lld.c @@ -26,11 +26,10 @@ #include -#include -#include -#include +#include "ch.h" +#include "mac.h" -#include "at91lib/aic.h" +#if CH_HAL_USE_MAC || defined(__DOXYGEN__) /** * @brief Ethernet driver 1. @@ -481,4 +480,6 @@ bool_t mac_lld_poll_link_status(MACDriver *macp) { return link_up = TRUE; } +#endif /* CH_HAL_USE_MAC */ + /** @} */ diff --git a/os/hal/platforms/AT91SAM7/mac_lld.h b/os/hal/platforms/AT91SAM7/mac_lld.h index 5184be954..2a92c0e49 100644 --- a/os/hal/platforms/AT91SAM7/mac_lld.h +++ b/os/hal/platforms/AT91SAM7/mac_lld.h @@ -27,6 +27,8 @@ #ifndef _MAC_LLD_H_ #define _MAC_LLD_H_ +#if CH_HAL_USE_MAC || defined(__DOXYGEN__) + /*===========================================================================*/ /* Driver pre-compile time settings. */ /*===========================================================================*/ @@ -187,6 +189,8 @@ extern "C" { #endif /** @endcond*/ +#endif /* CH_HAL_USE_MAC */ + #endif /* _MAC_LLD_H_ */ /** @} */ diff --git a/os/hal/platforms/AT91SAM7/pal_lld.c b/os/hal/platforms/AT91SAM7/pal_lld.c index 9ad9a02f5..e15dd169b 100644 --- a/os/hal/platforms/AT91SAM7/pal_lld.c +++ b/os/hal/platforms/AT91SAM7/pal_lld.c @@ -24,10 +24,10 @@ * @{ */ -#include -#include +#include "ch.h" +#include "hal.h" -#include "board.h" +#if CH_HAL_USE_PAL || defined(__DOXYGEN__) /** * @brief AT91SAM7 I/O ports configuration. @@ -37,9 +37,9 @@ */ void _pal_lld_init(const AT91SAM7PIOConfig *config) { - unsigned int ports = (1 << AT91C_ID_PIOA); + uint32_t ports = (1 << AT91C_ID_PIOA); #if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \ - (SAM7_PLATFORM == SAM7X256) + (SAM7_PLATFORM == SAM7X512) ports |= (1 << AT91C_ID_PIOB); #endif AT91C_BASE_PMC->PMC_PCER = ports; @@ -63,7 +63,7 @@ void _pal_lld_init(const AT91SAM7PIOConfig *config) { * PIOB setup. */ #if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \ - (SAM7_PLATFORM == SAM7X256) + (SAM7_PLATFORM == SAM7X512) AT91C_BASE_PIOB->PIO_PPUER = config->P1Data.pusr; /* Pull-up as spec.*/ AT91C_BASE_PIOB->PIO_PPUDR = ~config->P1Data.pusr; AT91C_BASE_PIOB->PIO_PER = 0xFFFFFFFF; /* PIO enabled.*/ @@ -124,4 +124,6 @@ void _pal_lld_setgroupmode(ioportid_t port, } } +#endif /* CH_HAL_USE_PAL */ + /** @} */ diff --git a/os/hal/platforms/AT91SAM7/pal_lld.h b/os/hal/platforms/AT91SAM7/pal_lld.h index e2c836818..ad1fad249 100644 --- a/os/hal/platforms/AT91SAM7/pal_lld.h +++ b/os/hal/platforms/AT91SAM7/pal_lld.h @@ -27,7 +27,7 @@ #ifndef _PAL_LLD_H_ #define _PAL_LLD_H_ -#include "board.h" +#if CH_HAL_USE_PAL || defined(__DOXYGEN__) /*===========================================================================*/ /* Unsupported modes and specific modes */ @@ -62,7 +62,7 @@ typedef struct { /** @brief Port 0 setup data.*/ at91sam7_pio_setup_t P0Data; #if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \ - (SAM7_PLATFORM == SAM7X256) || defined(__DOXYGEN__) + (SAM7_PLATFORM == SAM7X512) || defined(__DOXYGEN__) /** @brief Port 1 setup data.*/ at91sam7_pio_setup_t P1Data; #endif @@ -99,7 +99,7 @@ typedef AT91PS_PIO ioportid_t; * @brief PIO port B identifier. */ #if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \ - (SAM7_PLATFORM == SAM7X256) || defined(__DOXYGEN__) + (SAM7_PLATFORM == SAM7X512) || defined(__DOXYGEN__) #define IOPORT2 AT91C_BASE_PIOB #endif @@ -235,6 +235,8 @@ typedef AT91PS_PIO ioportid_t; */ #define pal_lld_writepad(port, pad, bit) pal_lld_writegroup(port, 1, pad, bit) +extern const AT91SAM7PIOConfig pal_default_config; + #ifdef __cplusplus extern "C" { #endif @@ -246,6 +248,8 @@ extern "C" { } #endif +#endif /* CH_HAL_USE_PAL */ + #endif /* _PAL_LLD_H_ */ /** @} */ diff --git a/os/hal/platforms/AT91SAM7/platform.mk b/os/hal/platforms/AT91SAM7/platform.mk new file mode 100644 index 000000000..02304df9e --- /dev/null +++ b/os/hal/platforms/AT91SAM7/platform.mk @@ -0,0 +1,9 @@ +# List of all the AT91SAM7 platform files. +PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/AT91SAM7/hal_lld.c \ + ${CHIBIOS}/os/hal/platforms/AT91SAM7/pal_lld.c \ + ${CHIBIOS}/os/hal/platforms/AT91SAM7/serial_lld.c \ + ${CHIBIOS}/os/hal/platforms/AT91SAM7/mac_lld.c \ + ${CHIBIOS}/os/hal/platforms/AT91SAM7/at91lib/aic.c + +# Required include directories +PLATFORMINC = ${CHIBIOS}/os/hal/platforms/AT91SAM7 diff --git a/os/hal/platforms/AT91SAM7/serial_lld.c b/os/hal/platforms/AT91SAM7/serial_lld.c index 91a0558c0..1304aadb0 100644 --- a/os/hal/platforms/AT91SAM7/serial_lld.c +++ b/os/hal/platforms/AT91SAM7/serial_lld.c @@ -24,11 +24,10 @@ * @{ */ -#include -#include +#include "ch.h" +#include "hal.h" -#include "at91lib/aic.h" -#include "at91sam7.h" +#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) #if SAM7_PLATFORM == SAM7S256 @@ -295,4 +294,6 @@ void sd_lld_stop(SerialDriver *sdp) { #endif } +#endif /* CH_HAL_USE_SPI */ + /** @} */ diff --git a/os/hal/platforms/AT91SAM7/serial_lld.h b/os/hal/platforms/AT91SAM7/serial_lld.h index cc16d1122..9dc4bf8bf 100644 --- a/os/hal/platforms/AT91SAM7/serial_lld.h +++ b/os/hal/platforms/AT91SAM7/serial_lld.h @@ -27,6 +27,8 @@ #ifndef _SERIAL_LLD_H_ #define _SERIAL_LLD_H_ +#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__) + /*===========================================================================*/ /* Driver pre-compile time settings. */ /*===========================================================================*/ @@ -152,6 +154,8 @@ extern "C" { #endif /** @endcond*/ +#endif /* CH_HAL_USE_SPI */ + #endif /* _SERIAL_LLD_H_ */ /** @} */ diff --git a/os/hal/platforms/STM32/hal_lld.c b/os/hal/platforms/STM32/hal_lld.c index cce126c8e..7a096070e 100644 --- a/os/hal/platforms/STM32/hal_lld.c +++ b/os/hal/platforms/STM32/hal_lld.c @@ -24,8 +24,8 @@ * @{ */ -#include -#include +#include "ch.h" +#include "hal.h" #define AIRCR_VECTKEY 0x05FA0000 diff --git a/os/hal/platforms/STM32/pal_lld.h b/os/hal/platforms/STM32/pal_lld.h index a9cb04a81..2b21880db 100644 --- a/os/hal/platforms/STM32/pal_lld.h +++ b/os/hal/platforms/STM32/pal_lld.h @@ -281,6 +281,8 @@ typedef GPIO_TypeDef * ioportid_t; */ #define pal_lld_writepad(port, pad, bit) pal_lld_writegroup(port, 1, pad, bit) +extern const STM32GPIOConfig pal_default_config; + #ifdef __cplusplus extern "C" { #endif -- cgit v1.2.3