mirror of
https://github.com/pine64/bl_iot_sdk.git
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233 lines
7.3 KiB
C
233 lines
7.3 KiB
C
/*
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* Copyright (c) 2020 Bouffalolab.
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*
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* This file is part of
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* *** Bouffalolab Software Dev Kit ***
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* (see www.bouffalolab.com).
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of Bouffalo Lab nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <string.h>
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#include <stdio.h>
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#include <FreeRTOS.h>
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#include <hal_boot2.h>
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#include <bl_sys.h>
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#include <bl_flash.h>
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#include <bl_mtd.h>
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#include <utils_log.h>
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struct bl_mtd_handle_priv {
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char name[16];
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int id;
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unsigned int offset;
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unsigned int size;
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void *xip_addr;
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};
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typedef struct bl_mtd_handle_priv *bl_mtd_handle_priv_t;
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static void __dump_mtd_handle(bl_mtd_handle_priv_t handle_prv)
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{
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puts( "[MTD] >>>>>> Hanlde info Dump >>>>>>\r\n");
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printf(" name %s\r\n", handle_prv->name);
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printf(" id %d\r\n", handle_prv->id);
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printf(" offset %p(%u)\r\n", (void*)handle_prv->offset, handle_prv->offset);
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printf(" size %p(%uKbytes)\r\n", (void*)handle_prv->size, handle_prv->size/1024);
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printf(" xip_addr %p\r\n", handle_prv->xip_addr);
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puts( "[MTD] <<<<<< Hanlde info End <<<<<<\r\n");
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}
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static int _mtd_write_copy2ram(uint32_t addr, uint8_t *src, unsigned int len)
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{
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uint8_t buf_tmp[64];
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unsigned int len_tmp;
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while (len > 0) {
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if (len >= 64) {
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len_tmp = 64;
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} else {
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len_tmp = len;
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}
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memcpy(buf_tmp, src, len_tmp);
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bl_flash_write(addr, buf_tmp, len_tmp);
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addr += len_tmp;
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src += len_tmp;
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len -= len_tmp;
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}
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return 0;
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}
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static int _mtd_write(uint32_t addr, uint8_t *src, unsigned int len)
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{
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bl_flash_write(addr, src, len);
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return 0;
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}
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int bl_mtd_open(const char *name, bl_mtd_handle_t *handle, unsigned int flags)
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{
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uint32_t addr = 0;
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uint32_t size = 0;
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int ret;
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bl_mtd_handle_priv_t handle_prv;
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handle_prv = (bl_mtd_handle_priv_t)pvPortMalloc(sizeof(struct bl_mtd_handle_priv));
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if (NULL == handle_prv) {
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return -1;
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}
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memset(handle_prv, 0, sizeof(struct bl_mtd_handle_priv));
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strncpy(handle_prv->name, name, sizeof(handle_prv->name));
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if (flags & BL_MTD_OPEN_FLAG_BACKUP) {
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/* open backup mtd partition*/
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if (flags & BL_MTD_OPEN_FLAG_BUSADDR) {
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if ((ret = hal_boot2_partition_bus_addr_inactive(name, &addr, &size)) || 0 == addr) {
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printf("[MTD] [PART] [XIP] error when get %s partition %d\r\n", name, ret);
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printf("[MTD] [PART] [XIP] Dead Loop. Reason: no Valid %s partition found\r\n", name);
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while (1) {
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}
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}
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handle_prv->xip_addr = (void*)addr;
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} else {
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handle_prv->xip_addr = 0;
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}
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if ((ret = hal_boot2_partition_addr_inactive(name, &addr, &size)) || 0 == addr) {
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printf("[MTD] [PART] [XIP] error when get %s partition %d\r\n", name, ret);
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printf("[MTD] [PART] [XIP] Dead Loop. Reason: no Valid %s partition found\r\n", name);
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while (1) {
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}
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}
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handle_prv->offset = addr;
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handle_prv->size = size;
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} else {
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/* open active mtd partition*/
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if (flags & BL_MTD_OPEN_FLAG_BUSADDR) {
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if ((ret = hal_boot2_partition_bus_addr_active(name, &addr, &size)) || 0 == addr) {
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printf("[MTD] [PART] [XIP] error when get %s partition %d\r\n", name, ret);
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printf("[MTD] [PART] [XIP] Dead Loop. Reason: no Valid %s partition found\r\n", name);
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while (1) {
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}
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}
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handle_prv->xip_addr = (void*)addr;
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} else {
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handle_prv->xip_addr = 0;
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}
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if ((ret = hal_boot2_partition_addr_active(name, &addr, &size)) || 0 == addr) {
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printf("[MTD] [PART] [XIP] error when get %s partition %d\r\n", name, ret);
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printf("[MTD] [PART] [XIP] Dead Loop. Reason: no Valid %s partition found\r\n", name);
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while (1) {
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}
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}
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handle_prv->offset = addr;
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handle_prv->size = size;
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}
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__dump_mtd_handle(handle_prv);
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*handle = handle_prv;
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return 0;
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}
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int bl_mtd_close(bl_mtd_handle_t handle)
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{
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vPortFree(handle);
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return 0;
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}
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int bl_mtd_info(bl_mtd_handle_t handle, bl_mtd_info_t *info)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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strcpy(info->name, handle_prv->name);
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info->offset = handle_prv->offset;
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info->size = handle_prv->size;
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info->xip_addr = handle_prv->xip_addr;
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return 0;
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}
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int bl_mtd_erase(bl_mtd_handle_t handle, unsigned int addr, unsigned int size)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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bl_flash_erase(
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handle_prv->offset + addr,
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size
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);
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return 0;
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}
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int bl_mtd_erase_all(bl_mtd_handle_t handle)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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bl_flash_erase(
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handle_prv->offset + 0,
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handle_prv->size
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);
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return 0;
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}
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int bl_mtd_write(bl_mtd_handle_t handle, unsigned int addr, unsigned int size, const uint8_t *data)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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uint32_t real_addr = handle_prv->offset + addr;
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if (bl_sys_isxipaddr((uint32_t)data)) {
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log_warn("addr@%p is xip flash, size %d\r\n", data, size);
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_mtd_write_copy2ram(real_addr, (uint8_t*)data, size);
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} else {
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_mtd_write(real_addr, (uint8_t*)data, size);
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}
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return 0;
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}
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int bl_mtd_read(bl_mtd_handle_t handle, unsigned int addr, unsigned int size, uint8_t *data)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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bl_flash_read(
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handle_prv->offset + addr,
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data,
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size
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);
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return 0;
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}
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int bl_mtd_size(bl_mtd_handle_t handle, unsigned int *size)
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{
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bl_mtd_handle_priv_t handle_prv = (bl_mtd_handle_priv_t)handle;
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if (NULL == handle) {
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return -1;
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}
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*size = handle_prv->size;
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return 0;
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}
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