jens
3970467a7d
Committed on the Free edition of March Hare Software CVSNT Server. Upgrade to CVS Suite for more features and support: http://march-hare.com/cvsnt/ git-svn-id: http://moon:8086/svn/vhdl/trunk@285 cc03376c-175c-47c8-b038-4cd826a8556b
154 lines
2.9 KiB
C
154 lines
2.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#define INT8 char
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#define INT16 short
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#define INT32 long
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#define UINT8 unsigned char
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#define UINT16 unsigned short
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#define UINT32 unsigned long
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#define INT int
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#define UINT unsigned int
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#define FLOAT32 float
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#define FLOAT64 double
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#define SDRAM_BASE 0x40000000
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#define FLASH_OFFSET 0x00000000
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UINT32 conv_endian32(UINT32 src)
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{
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UINT32 dst;
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dst = (0xFF000000 & (src << 24))
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| (0x00FF0000 & (src << 8))
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| (0x0000FF00 & (src >> 8))
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| (0x000000FF & (src >> 24));
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return dst;
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};
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UINT32 to_big_endian32(UINT32 src)
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{
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#ifndef NATIVE_IS_BIG_ENDIAN
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return conv_endian32(src);
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#else
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return src;
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#endif
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}
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UINT32 from_big_endian32(UINT32 src)
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{
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#ifndef NATIVE_IS_BIG_ENDIAN
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return conv_endian32(src);
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#else
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return src;
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#endif
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}
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// --------------------------------------------------------------
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typedef struct _sflash_img_hdr_t
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{
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UINT8 magic[4];
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UINT32 target_addr;
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UINT32 img_offset;
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UINT32 img_size;
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UINT32 hdr_next;
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UINT8 img_name[128];
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UINT8 res[108];
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} flash_img_hdr_t;
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// --------------------------------------------------------------
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void basename(char *pSrc, char *pDst)
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{
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int i, size;
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size = strlen(pSrc);
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while(pSrc[size] != '.')
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size--;
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for (i=0; i < size; i++)
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pDst[i] = pSrc[i];
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pDst[i] = 0;
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}
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// --------------------------------------------------------------
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int main(int argc, char *argv[])
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{
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char *pFilenameIn;
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char name_flash[1024];
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char name_prj[1024];
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char *pBuf;
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flash_img_hdr_t img_hdr = {0};
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FILE *pFile;
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int filesize;
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long start, end;
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int i;
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if (argc < 2)
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{
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fprintf(stderr, "Usage: flashgen <input file>\n");
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return 1;
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}
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pFilenameIn = argv[1];
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pFile = fopen(pFilenameIn, "rb");
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if (!pFile)
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{
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fprintf(stderr, "Error opening file %s\n", pFilenameIn);
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return 1;
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}
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basename(pFilenameIn, name_prj);
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sprintf(name_flash, "%s.flash.bin", name_prj);
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// determine filesize
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fseek(pFile, 0, SEEK_SET);
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start = ftell(pFile);
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fseek(pFile, 0, SEEK_END);
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end = ftell(pFile);
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fseek(pFile, 0, SEEK_SET);
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filesize = (end-start);
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pBuf = (char*)malloc(filesize);
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fread(pBuf, 1, filesize, pFile);
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fclose(pFile);
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pFile = fopen(name_flash, "wb");
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if (!pFile)
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{
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fprintf(stderr, "Error opening file %s\n", name_flash);
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return 1;
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}
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img_hdr.magic[0] = 'J';
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img_hdr.magic[1] = 'F';
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img_hdr.magic[2] = 'I';
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img_hdr.magic[3] = '1';
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#ifdef TARGET_IS_BIG_ENDIAN
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img_hdr.target_addr = to_big_endian32(SDRAM_BASE);
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img_hdr.img_size = to_big_endian32(filesize);
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img_hdr.img_offset = to_big_endian32(FLASH_OFFSET + sizeof(flash_img_hdr_t));
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img_hdr.hdr_next = to_big_endian32(FLASH_OFFSET);
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#else
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img_hdr.target_addr = SDRAM_BASE;
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img_hdr.img_size = filesize;
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img_hdr.img_offset = FLASH_OFFSET + sizeof(flash_img_hdr_t);
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img_hdr.hdr_next = FLASH_OFFSET;
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#endif
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fwrite(&img_hdr, sizeof(flash_img_hdr_t), 1, pFile);
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fwrite(pBuf, 1, filesize, pFile);
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fclose(pFile);
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return 0;
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}
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