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jaseg 2019-07-06 11:33:47 +09:00
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/* Megumin LED display firmware
* Copyright (C) 2018 Sebastian Götte <code@jaseg.net>
*
* This program 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.
*
* This program 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 __GLOBAL_H__
#define __GLOBAL_H__
/* Workaround for sub-par ST libraries */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wstrict-aliasing"
#include <stm32f1xx.h>
#include <stm32f1xx_ll_utils.h>
#include <stm32f1xx_ll_spi.h>
#pragma GCC diagnostic pop
#include <system_stm32f1xx.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
/* Microcontroller part number: STM32F030F4C6 */
/* Things used for module status reporting. */
#define FIRMWARE_VERSION 1
#define HARDWARE_VERSION 0
#define TS_CAL1 (*(uint16_t *)0x1FFFF7B8)
#define VREFINT_CAL (*(uint16_t *)0x1FFFF7BA)
#define VMEAS_R_HIGH 10000 /* kiloohms */
#define VMEAS_R_LOW 3300 /* kiloohms */
static inline uint16_t be16toh(uint16_t be16in) { return __builtin_bswap16(be16in); }
static inline uint16_t htobe16(uint16_t hostin) { return __builtin_bswap16(hostin); }
static inline uint16_t le16toh(uint16_t le16in) { return le16in; }
static inline uint16_t htole16(uint16_t hostin) { return hostin; }
static inline uint32_t be32toh(uint32_t be32in) { return __builtin_bswap32(be32in); }
static inline uint32_t htobe32(uint32_t hostin) { return __builtin_bswap32(hostin); }
static inline uint32_t le32toh(uint32_t le32in) { return le32in; }
static inline uint32_t htole32(uint32_t hostin) { return hostin; }
#define ARRAY_SIZE(arr) \
(sizeof(arr) / sizeof((arr)[0]) \
+ sizeof(typeof(int[1 - 2 * \
!!__builtin_types_compatible_p(typeof(arr), \
typeof(&arr[0]))])) * 0)
#endif/*__GLOBAL_H__*/