352 lines
8.8 KiB
C
Executable File
352 lines
8.8 KiB
C
Executable File
/*
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* (C) Copyright 2007-2013
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* Char <yanjianbo@allwinnertech.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <config.h>
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#include <common.h>
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#include <sunxi_mbr.h>
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#include <malloc.h>
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#include <sys_config.h>
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#include "sprite_card.h"
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#include "sprite_download.h"
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#include "sprite_erase.h"
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#include "./firmware/imgdecode.h"
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#include "./firmware/imagefile_new.h"
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extern uint img_file_start; //固件的起始位置
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extern int sunxi_sprite_deal_part_from_sysrevoery(sunxi_download_info *dl_map);
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extern int __imagehd(HIMAGE tmp_himage);
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typedef struct tag_IMAGE_HANDLE
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{
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// HANDLE fp; //
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ImageHead_t ImageHead; //img头信息
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ImageItem_t *ItemTable; //item信息表
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// RC_ENDECODE_IF_t rc_if_decode[IF_CNT];//解密接口
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// BOOL bWithEncpy; // 是否加密
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}IMAGE_HANDLE;
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/*
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************************************************************************************************************
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*
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* function
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*
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* 函数名称：
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*
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* 参数列表：
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*
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* 返回值 ：
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*
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* 说明 ：
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*
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*
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************************************************************************************************************
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*/
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HIMAGE Img_Open_from_sysrecovery(__u32 start)
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{
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IMAGE_HANDLE * pImage = NULL;
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uint ItemTableSize; //固件索引表的大小
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img_file_start = start;
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if(!img_file_start)
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{
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printf("sunxi sprite error: unable to get firmware start position\n");
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return NULL;
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}
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debug("img start = 0x%x\n", img_file_start);
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pImage = (IMAGE_HANDLE *)malloc(sizeof(IMAGE_HANDLE));
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if (NULL == pImage)
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{
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printf("sunxi sprite error: fail to malloc memory for img head\n");
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return NULL;
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}
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memset(pImage, 0, sizeof(IMAGE_HANDLE));
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//------------------------------------------------
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//读img头
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//------------------------------------------------
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//debug("try to read mmc start %d\n", img_file_start);
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if(!sunxi_flash_read(img_file_start, IMAGE_HEAD_SIZE/512, &pImage->ImageHead))
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{
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printf("sunxi sprite error: read iamge head fail\n");
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goto _img_open_fail_;
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}
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debug("read mmc ok\n");
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//------------------------------------------------
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//比较magic
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//------------------------------------------------
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if (memcmp(pImage->ImageHead.magic, IMAGE_MAGIC, 8) != 0)
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{
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printf("sunxi sprite error: iamge magic is bad\n");
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goto _img_open_fail_;
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}
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//------------------------------------------------
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//为索引表开辟空间
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//------------------------------------------------
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ItemTableSize = pImage->ImageHead.itemcount * sizeof(ImageItem_t);
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pImage->ItemTable = (ImageItem_t*)malloc(ItemTableSize);
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if (NULL == pImage->ItemTable)
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{
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printf("sunxi sprite error: fail to malloc memory for item table\n");
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goto _img_open_fail_;
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}
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//------------------------------------------------
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//读出索引表
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//------------------------------------------------
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if(!sunxi_flash_read(img_file_start + (IMAGE_HEAD_SIZE/512), ItemTableSize/512, pImage->ItemTable))
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{
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printf("sunxi sprite error: read iamge item table fail\n");
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goto _img_open_fail_;
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}
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return pImage;
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_img_open_fail_:
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if(pImage->ItemTable)
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{
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free(pImage->ItemTable);
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}
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if(pImage)
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{
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free(pImage);
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}
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return NULL;
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}
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/*
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************************************************************************************************************
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*
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* function
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*
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* 函数名称：
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*
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* 参数列表：
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*
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* 返回值 ：
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*
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* 说明 ：
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*
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*
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************************************************************************************************************
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*/
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int card_part_info(__u32 *part_start, __u32 *part_size, const char *str)
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{
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char buffer[SUNXI_MBR_SIZE];
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sunxi_mbr_t *mbr;
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int i;
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if(!sunxi_flash_read(0, SUNXI_MBR_SIZE/512, buffer))
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{
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printf("read mbr failed\n");
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return -1;
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}
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mbr = (sunxi_mbr_t *)buffer;
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for(i=0;i<mbr->PartCount;i++)
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{
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printf("part name = %s\n", mbr->array[i].name);
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printf("part start = %d\n", mbr->array[i].addrlo);
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printf("part size = %d\n", mbr->array[i].lenlo);
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}
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for(i=0;i<mbr->PartCount;i++)
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{
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if(!strcmp(str, (char *)mbr->array[i].name))
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{
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*part_start = mbr->array[i].addrlo;
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*part_size = mbr->array[i].lenlo;
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return 0;
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}
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}
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return -1;
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}
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/*
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************************************************************************************************************
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*
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* function
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*
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* 函数名称：
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*
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* 参数列表：
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*
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* 返回值 ：
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*
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* 说明 ：
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*
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*
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************************************************************************************************************
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*/
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int sprite_form_sysrecovery(void)
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{
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HIMAGEITEM imghd = 0;
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__u32 part_size;
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__u32 img_start;
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sunxi_download_info *dl_info = NULL;
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char *src_buf = NULL;
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int ret = -1;
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printf("sunxi sprite begin\n");
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//启动动画显示
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sprite_cartoon_create();
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src_buf = (char *)malloc(1024 * 1024);
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if (!src_buf)
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{
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printf("sprite update error: fail to get memory for tmpdata\n");
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goto _update_error_;
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}
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/*开始对压缩包进行操作*/
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//*************************************************************************************
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//*************************************************************************************
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ret = card_part_info(&img_start, &part_size, "sysrecovery");
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if (ret)
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{
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printf("sprite update error: read image start error\n");
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goto _update_error_;
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}
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printf("part start = %d\n", img_start);
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imghd = Img_Open_from_sysrecovery(img_start);
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if (!imghd)
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{
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printf("sprite update error: fail to open img\n");
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goto _update_error_;
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}
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__imagehd(imghd); //这个函数其实没用,为了利用sprite提供的接口,兼容一下
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sprite_cartoon_upgrade(10);
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/*实现擦除data分区*/
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//*************************************************************************************
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//*************************************************************************************
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ret = card_part_info(&img_start, &part_size, "data");
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if (ret)
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{
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printf("sprite update error: no data part found\n");
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}
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else
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{
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__u32 tmp_size;
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__u32 tmp_start;
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tmp_start = img_start;
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tmp_size = part_size;
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printf("data part size=%d\n", tmp_size);
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printf("begin erase part data\n");
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memset(src_buf, 0xff, 1024 * 1024);
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#if 0
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while (tmp_size >= 1024 * 1024)
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{
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sunxi_flash_write(tmp_start, 1024 * 1024/512, src_buf);
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tmp_start += 1024 * 1024/512;
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tmp_size -= 1024 * 1024/512;
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}
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if (tmp_size)
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{
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sunxi_flash_write(tmp_start, tmp_size/512, src_buf);
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}
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#else
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sunxi_flash_write(tmp_start, 1024 * 1024/512, src_buf);
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#endif
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printf("finish erase part data\n");
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}
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/* dl info 获取内存空间 */
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//*************************************************************************************
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//*************************************************************************************
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dl_info = (sunxi_download_info *)malloc(sizeof(sunxi_download_info ));
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if (!dl_info)
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{
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printf("sprite update error: fail to get memory for download map\n");
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goto _update_error_;
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}
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memset(dl_info, 0, sizeof(sunxi_download_info ));
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/*获取 DOWNLOAD MAP */
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ret = sprite_card_fetch_download_map(dl_info);
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if (ret) {
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printf("sunxi sprite error: donn't download dl_map\n");
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goto _update_error_;
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}
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sprite_cartoon_upgrade(20);
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/*开始烧写分区*/
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//*************************************************************************************
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//*************************************************************************************
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if (sunxi_sprite_deal_part_from_sysrevoery(dl_info))
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{
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printf("sunxi sprite error : download part error\n");
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return -1;
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}
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__msdelay(3000);
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/*****************************************************************************
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*
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* 关闭imghd和nand句柄
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*
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*
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*****************************************************************************/
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Img_Close(imghd);
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if (dl_info)
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{
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free(dl_info);
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}
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if (src_buf)
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{
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free(src_buf);
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}
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//处理烧写完成后重启
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sunxi_board_restart(0);
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return 0;
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_update_error_:
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if (dl_info)
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{
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free(dl_info);
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}
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if (src_buf)
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{
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free(src_buf);
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}
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printf("sprite update error: current card sprite failed\n");
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printf("now hold the machine\n");
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return -1;
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}
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