tinySA/demos/ARMCM3-STM32F103-GCC/board.h

152 lines
4.6 KiB
C

/*
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/>.
*/
#ifndef _BOARD_H_
#define _BOARD_H_
/*
* Tricks required to make the TRUE/FALSE declaration inside the library
* compatible.
*/
#ifndef __STM32F10x_MAP_H
#undef FALSE
#undef TRUE
#include "stm32f10x_map.h"
#define FALSE 0
#define TRUE (!FALSE)
#endif
/*
* Uncomment this if you want a 48MHz system clock, else it will be 72MHz.
*/
//#define SYSCLK_48
/*
* NOTES: PLLPRE can be 1 or 2, PLLMUL can be 2..16.
*/
#define LSECLK 32768
#define HSECLK 8000000
#define HSICLK 8000000
#define PLLPRE 1
#ifdef SYSCLK_48
#define PLLMUL 6
#else
#define PLLMUL 9
#endif
#define PLLCLK ((HSECLK / PLLPRE) * PLLMUL)
#define SYSCLK PLLCLK
#define APB1CLK (SYSCLK / 2)
#define APB2CLK (SYSCLK / 2)
#define AHB1CLK (SYSCLK / 1)
/*
* Values derived from the clock settings.
*/
#define PLLPREBITS ((PLLPRE - 1) << 17)
#define PLLMULBITS ((PLLMUL - 2) << 18)
#ifdef SYSCLK_48
#define USBPREBITS USBPRE_DIV1_BITS
#define FLASHBITS 0x00000011
#else
#define USBPREBITS USBPRE_DIV1P5_BITS
#define FLASHBITS 0x00000012
#endif
/*
* Definitions for RCC_CR register.
*/
#define CR_HSION_MASK (0x1 << 0)
#define CR_HSIRDY_MASK (0x1 << 1)
#define CR_HSITRIM_MASK (0x1F << 3)
#define HSITRIM_RESET_BITS (0x10 << 3)
#define CR_HSICAL_MASK (0xFF << 8)
#define CR_HSEON_MASK (0x1 << 16)
#define CR_HSERDY_MASK (0x1 << 17)
#define CR_HSEBYP_MASK (0x1 << 18)
#define CR_CSSON_MASK (0x1 << 19)
#define CR_PLLON_MASK (0x1 << 24)
#define CR_PLLRDY_MASK (0x1 << 25)
/*
* Definitions for RCC_CFGR register.
*/
#define CFGR_SW_MASK (0x3 << 0)
#define SW_HSI_BITS (0 << 0)
#define SW_HSE_BITS (1 << 0)
#define SW_PLL_BITS (2 << 0)
#define CFGR_SWS_MASK (0x3 << 2)
#define SWS_HSI_BITS (0 << 2)
#define SWS_HSE_BITS (1 << 2)
#define SWS_PLL_BITS (2 << 2)
#define CFGR_HPRE_MASK (0xF << 4)
#define HPRE_DIV1_BITS (0 << 4)
#define CFGR_PPRE1_MASK (0x7 << 8)
#define PPRE1_DIV1_BITS (0 << 8)
#define PPRE1_DIV2_BITS (4 << 8)
#define CFGR_PPRE2_MASK (0x7 << 11)
#define PPRE2_DIV1_BITS (0 << 11)
#define PPRE2_DIV2_BITS (4 << 11)
#define CFGR_ADCPRE_MASK (0x3 << 14)
#define ADCPRE_DIV2_BITS (0 << 14)
#define ADCPRE_DIV4_BITS (1 << 14)
#define ADCPRE_DIV6_BITS (2 << 14)
#define ADCPRE_DIV8_BITS (3 << 14)
#define CFGR_PLLSRC_MASK (0x1 << 16)
#define PLLSRC_HSI_BITS (0 << 16)
#define PLLSRC_HSE_BITS (1 << 16)
#define CFGR_PLLXTPRE_MASK (0x1 << 17)
#define CFGR_PLLMUL_MASK (0xF << 18)
#define CFGR_USBPRE_MASK (0x1 << 22)
#define USBPRE_DIV1P5_BITS (0 << 22)
#define USBPRE_DIV1_BITS (1 << 22)
#define CFGR_MCO_MASK (0x7 << 24)
#define MCO_DISABLED_BITS (0 << 24)
/*
* IO pins assignments.
*/
#define GPIOA_BUTTON 0
#define GPIOC_MMCWP 6
#define GPIOC_MMCCP 7
#define GPIOC_CANCNTL 10
#define GPIOC_DISC 11
#define GPIOC_LED 12
/*
* All inputs with pullups unless otherwise specified.
*/
#define VAL_GPIOACRL 0x88888884 // PA0:FI
#define VAL_GPIOACRH 0x88888888
#define VAL_GPIOAODR 0xFFFFFFFF
#define VAL_GPIOBCRL 0x88883888 // PB3:PP
#define VAL_GPIOBCRH 0x88888888
#define VAL_GPIOBODR 0xFFFFFFFF
#define VAL_GPIOCCRL 0x44888888 // PC6,PC7:FI
#define VAL_GPIOCCRH 0x88833888 // PC11,PC12:PP
#define VAL_GPIOCODR 0xFFFFFFFF
#define VAL_GPIODCRL 0x88888844 // PD0,PD1:FI
#define VAL_GPIODCRH 0x88888888
#define VAL_GPIODODR 0xFFFFFFFF
#endif /* _BOARD_H_ */