CARPLAY版本整理

MXC_A27-PCB4.5-270T/lib/EasyFlash/ports/ef_port.c

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+/*
+ * This file is part of the EasyFlash Library.
+ *
+ * Copyright (c) 2015, Armink, <armink.ztl@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * 'Software'), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Function: Portable interface for SFUD flash driver.
+ * Created on: 2015-01-16
+ */
+
+#include <easyflash.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <sfud.h>
+#include <FreeRTOS.h>
+#include "semphr.h"
+#include "board.h"
+#include "mmcsd_core.h"
+
+#ifdef ULOG_EASYFLASH_BACKEND_ENABLE
+
+/* default ENV set for user */
+static const ef_env default_env_set[] = {
+        {"iap_need_copy_app", "0"},
+        {"iap_need_crc32_check", "0"},
+        {"iap_copy_app_size", "0"},
+        {"stop_in_bootloader", "0"},
+};
+
+#define CONSOLEBUF_SIZE	256
+static char log_buf[CONSOLEBUF_SIZE];
+static SemaphoreHandle_t env_cache_lock;
+
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH
+static const sfud_flash *flash;
+#endif
+
+/**
+ * Flash port for hardware initialize.
+ *
+ * @param default_env default ENV set for user
+ * @param default_env_size default ENV size
+ *
+ * @return result
+ */
+EfErrCode ef_port_init(ef_env const **default_env, size_t *default_env_size) {
+    EfErrCode result = EF_NO_ERR;
+
+    *default_env = default_env_set;
+    *default_env_size = sizeof(default_env_set) / sizeof(default_env_set[0]);
+
+	env_cache_lock = xSemaphoreCreateMutex();
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH	
+    flash = sfud_get_device(0);
+#endif
+
+    return result;
+}
+
+/**
+ * Read data from flash.
+ * @note This operation's units is word.
+ *
+ * @param addr flash address
+ * @param buf buffer to store read data
+ * @param size read bytes size
+ *
+ * @return result
+ */
+EfErrCode ef_port_read(uint32_t addr, uint32_t *buf, size_t size) {
+    EfErrCode result = EF_NO_ERR;
+
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH
+    sfud_read(flash, addr, size, (uint8_t *)buf);
+#else
+	if (emmc_read(addr, size, (uint8_t*)buf))
+		result = EF_READ_ERR;
+#endif
+
+    return result;
+}
+
+/**
+ * Erase data on flash.
+ * @note This operation is irreversible.
+ * @note This operation's units is different which on many chips.
+ *
+ * @param addr flash address
+ * @param size erase bytes size
+ *
+ * @return result
+ */
+EfErrCode ef_port_erase(uint32_t addr, size_t size) {
+    EfErrCode result = EF_NO_ERR;
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH	
+    sfud_err sfud_result = SFUD_SUCCESS;
+#endif
+
+    /* make sure the start address is a multiple of FLASH_ERASE_MIN_SIZE */
+    EF_ASSERT(addr % EF_ERASE_MIN_SIZE == 0);
+
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH
+    sfud_result = sfud_erase(flash, addr, size);
+
+    if(sfud_result != SFUD_SUCCESS) {
+        result = EF_ERASE_ERR;
+    }
+#else
+	if (emmc_write(addr, size, NULL))
+		result = EF_ERASE_ERR;
+#endif
+
+    return result;
+}
+/**
+ * Write data to flash.
+ * @note This operation's units is word.
+ * @note This operation must after erase. @see flash_erase.
+ *
+ * @param addr flash address
+ * @param buf the write data buffer
+ * @param size write bytes size
+ *
+ * @return result
+ */
+EfErrCode ef_port_write(uint32_t addr, const uint32_t *buf, size_t size) {
+    EfErrCode result = EF_NO_ERR;
+
+#if DEVICE_TYPE_SELECT	!= EMMC_FLASH	
+    sfud_err sfud_result = SFUD_SUCCESS;
+
+    sfud_result = sfud_write(flash, addr, size, (const uint8_t *)buf);
+
+    if(sfud_result != SFUD_SUCCESS) {
+        result = EF_WRITE_ERR;
+    }
+#else
+	if (emmc_write(addr, size, (uint8_t*)buf))
+		result = EF_WRITE_ERR;
+#endif
+
+    return result;
+}
+
+/**
+ * lock the ENV ram cache
+ */
+void ef_port_env_lock(void) {
+    xSemaphoreTake(env_cache_lock, portMAX_DELAY);
+}
+
+/**
+ * unlock the ENV ram cache
+ */
+void ef_port_env_unlock(void) {
+    xSemaphoreGive(env_cache_lock);
+}
+
+/**
+ * This function is print flash debug info.
+ *
+ * @param file the file which has call this function
+ * @param line the line number which has call this function
+ * @param format output format
+ * @param ... args
+ *
+ */
+void ef_log_debug(const char *file, const long line, const char *format, ...) {
+
+#ifdef PRINT_DEBUG
+
+    va_list args;
+
+    /* args point to the first variable parameter */
+    va_start(args, format);
+    ef_print("[Flash] (%s:%ld) ", file, line);
+    /* must use vprintf to print */
+    vsprintf(log_buf, format, args);
+    ef_print("%s", log_buf);
+    va_end(args);
+
+#endif
+
+}
+
+/**
+ * This function is print flash routine info.
+ *
+ * @param format output format
+ * @param ... args
+ */
+void ef_log_info(const char *format, ...) {
+    va_list args;
+
+    /* args point to the first variable parameter */
+    va_start(args, format);
+    ef_print("[Flash] ");
+    /* must use vprintf to print */
+    vsprintf(log_buf, format, args);
+    ef_print("%s", log_buf);
+    va_end(args);
+}
+/**
+ * This function is print flash non-package info.
+ *
+ * @param format output format
+ * @param ... args
+ */
+void ef_print(const char *format, ...) {
+    va_list args;
+
+    /* args point to the first variable parameter */
+    va_start(args, format);
+    /* must use vprintf to print */
+    vsprintf(log_buf, format, args);
+    printf("%s", log_buf);
+    va_end(args);
+}
+
+#endif /* ULOG_EASYFLASH_BACKEND_ENABLE */