linuxOS_D21X/source/uboot-2021.10/drivers/aicupg/upg_fat.c
2024-11-29 16:23:11 +08:00

154 lines
3.3 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2021 ArtInChip Technology Co., Ltd
* Author: Jianfeng Li <jianfeng.li@artinchip.com>
*/
#include <common.h>
#include <artinchip/aicupg.h>
#include "upg_internal.h"
static s32 media_device_write(char *image_name, struct fwc_meta *pmeta)
{
s32 ret;
struct fwc_info *fwc;
u8 *buf;
s32 total_len = 0;
int offset, write_once_size, len, remaining_size;
loff_t actread;
fwc = NULL;
buf = NULL;
fwc = (struct fwc_info *)malloc(sizeof(struct fwc_info));
if (!fwc) {
pr_err("Error: malloc fwc failed.\n");
ret = -1;
goto err;
}
memset((void *)fwc, 0, sizeof(struct fwc_info));
printf("Firmware component: %s\n", pmeta->name);
printf(" partition: %s programming ...\n", pmeta->partition);
/*config fwc */
fwc_meta_config(fwc, pmeta);
/*start write data*/
media_data_write_start(fwc);
/*config write size once*/
write_once_size = DATA_WRITE_ONCE_SIZE;
if (write_once_size % fwc->block_size)
write_once_size = (write_once_size / fwc->block_size) * fwc->block_size;
/*malloc buf memory*/
buf = (u8 *)memalign(ARCH_DMA_MINALIGN, write_once_size);
if (!buf) {
pr_err("Error: malloc buf failed.\n");
ret = -1;
goto err;
}
memset((void *)buf, 0, write_once_size);
offset = 0;
while (offset < pmeta->size) {
remaining_size = pmeta->size - offset;
len = min(remaining_size, write_once_size);
if (len % fwc->block_size)
len = ((len / fwc->block_size) + 1) * fwc->block_size;
ret = fat_read_file(image_name, (void *)buf,
pmeta->offset + offset, len, &actread);
if (actread != len && actread != remaining_size) {
printf("Error:read file failed!\n");
goto err;
}
/*write data to media*/
ret = media_data_write(fwc, buf, len);
if (ret == 0) {
pr_err("Error: media write failed!..\n");
goto err;
}
total_len += ret;
offset += len;
}
/*write data end*/
media_data_write_end(fwc);
/*check data */
printf(" partition: %s programming done\n", pmeta->partition);
if (buf)
free(buf);
if (fwc)
free(fwc);
return total_len;
err:
if (buf)
free(buf);
if (fwc)
free(fwc);
return 0;
}
/*fat upgrade function*/
s32 aicupg_fat_write(char *image_name, char *protection,
struct image_header_upgrade *header)
{
struct fwc_meta *p;
struct fwc_meta *pmeta;
int i;
int cnt;
s32 ret;
s32 write_len = 0;
loff_t actread;
pmeta = NULL;
pmeta = (struct fwc_meta *)malloc(header->meta_size);
if (!pmeta) {
pr_err("Error: malloc for meta failed.\n");
ret = -1;
goto err;
}
memset((void *)pmeta, 0, header->meta_size);
/*read meta info*/
ret = fat_read_file(image_name, (void *)pmeta, header->meta_offset,
header->meta_size, &actread);
if (actread != header->meta_size) {
printf("Error:read file failed!\n");
goto err;
}
/*prepare device*/
ret = media_device_prepare(NULL, header);
if (ret != 0) {
pr_err("Error:prepare device failed!\n");
goto err;
}
p = pmeta;
cnt = header->meta_size / sizeof(struct fwc_meta);
for (i = 0; i < cnt; i++) {
if (!strcmp(p->partition, "") ||
strstr(protection, p->partition)) {
p++;
continue;
}
ret = media_device_write(image_name, p);
if (ret == 0) {
pr_err("media device write data failed!\n");
goto err;
}
p++;
write_len += ret;
}
printf("All firmware components programming done.\n");
free(pmeta);
return write_len;
err:
if (pmeta)
free(pmeta);
return 0;
}