diff options
Diffstat (limited to 'os/hal/platforms/STM32/hal_lld.c')
| -rw-r--r-- | os/hal/platforms/STM32/hal_lld.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/os/hal/platforms/STM32/hal_lld.c b/os/hal/platforms/STM32/hal_lld.c deleted file mode 100644 index cce126c8e..000000000 --- a/os/hal/platforms/STM32/hal_lld.c +++ /dev/null @@ -1,128 +0,0 @@ -/*
- 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 <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file STM32/hal_lld.c
- * @brief STM32 HAL subsystem low level driver source
- * @addtogroup STM32_HAL
- * @{
- */
-
-#include <ch.h>
-#include <hal.h>
-
-#define AIRCR_VECTKEY 0x05FA0000
-
-/*===========================================================================*/
-/* Low Level Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Low Level Driver local variables. */
-/*===========================================================================*/
-
-/*
- * Digital I/O ports static configuration as defined in @p board.h.
- */
-const STM32GPIOConfig pal_default_config =
-{
- {VAL_GPIOAODR, VAL_GPIOACRL, VAL_GPIOACRH},
- {VAL_GPIOBODR, VAL_GPIOBCRL, VAL_GPIOBCRH},
- {VAL_GPIOCODR, VAL_GPIOCCRL, VAL_GPIOCCRH},
- {VAL_GPIODODR, VAL_GPIODCRL, VAL_GPIODCRH},
-#if !defined(STM32F10X_LD)
- {VAL_GPIOEODR, VAL_GPIOECRL, VAL_GPIOECRH},
-#endif
-#if defined(STM32F10X_HD)
- {VAL_GPIOFODR, VAL_GPIOFCRL, VAL_GPIOFCRH},
- {VAL_GPIOGODR, VAL_GPIOGCRL, VAL_GPIOGCRH},
-#endif
-};
-
-/*===========================================================================*/
-/* Low Level Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Low Level Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Low Level Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level HAL driver initialization.
- */
-void hal_lld_init(void) {
-
-#if CH_HAL_USE_ADC || CH_HAL_USE_SPI
- dmaInit();
-#endif
-}
-
-/**
- * @brief STM32 clocks and PLL initialization.
- * @note All the involved constants come from the file @p board.h.
- */
-void stm32_clock_init(void) {
-
- /* HSI setup.*/
- RCC->CR = RCC_CR_HSITRIM_RESET_BITS | RCC_CR_HSION;
- while (!(RCC->CR & RCC_CR_HSIRDY))
- ; /* Waits until HSI stable. */
- /* HSE setup.*/
- RCC->CR |= RCC_CR_HSEON;
- while (!(RCC->CR & RCC_CR_HSERDY))
- ; /* Waits until HSE stable. */
- /* PLL setup.*/
- RCC->CFGR = RCC_CFGR_PLLSRC_HSE_BITS | PLLPREBITS | PLLMULBITS;
- RCC->CR |= RCC_CR_PLLON;
- while (!(RCC->CR & RCC_CR_PLLRDY))
- ; /* Waits until PLL stable. */
- /* Clock sources.*/
- RCC->CFGR |= RCC_CFGR_HPRE_DIV1 | RCC_CFGR_PPRE1_DIV2 |
- RCC_CFGR_PPRE2_DIV2 | RCC_CFGR_ADCPRE_DIV8 |
- RCC_CFGR_MCO_NOCLOCK | USBPREBITS;
-
- /* Flash setup and final clock selection. */
- FLASH->ACR = FLASHBITS; /* Flash wait states depending on clock. */
- RCC->CFGR |= RCC_CFGR_SW_PLL; /* Switches the PLL clock ON. */
- while ((RCC->CFGR & RCC_CFGR_SW) != RCC_CFGR_SW_PLL)
- ;
-}
-
-/**
- * @brief STM32 NVIC/SCB/SYSTICK initialization.
- * @note All the involved constants come from the file @p board.h.
- */
-void stm32_nvic_init(void) {
-
- /* Note: PRIGROUP 4:0 (4:4).*/
- SCB->AIRCR = AIRCR_VECTKEY | SCB_AIRCR_PRIGROUP_0 | SCB_AIRCR_PRIGROUP_1;
- NVICSetSystemHandlerPriority(HANDLER_SVCALL, PRIORITY_SVCALL);
- NVICSetSystemHandlerPriority(HANDLER_SYSTICK, PRIORITY_SYSTICK);
- NVICSetSystemHandlerPriority(HANDLER_PENDSV, PRIORITY_PENDSV);
-
- SysTick->LOAD = SYSCLK / (8000000 / CH_FREQUENCY) - 1;
- SysTick->VAL = 0;
- SysTick->CTRL = SysTick_CTRL_ENABLE | SysTick_CTRL_TICKINT;
-}
-
-/** @} */
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