target_firmware/magpie_fw_dev/build/utility/patch_gen/main.c

   1 #include <stdio.h>
   2 #include <time.h>
   3 #include <string.h>
   4 #include "dt_defs.h"
   5 #include "patch.h"
   6
   7 #define SIZE_HASH_BUFFER        4096
   8
   9 #define ROM_SIZE        32
  10
  11 uint8_t pBuf[SIZE_HASH_BUFFER];
  12
  13 //unsigned short m_crc16ccitt;
  14
  15 void print_help()
  16 {
  17         printf("\n\rThis utility is used to prefix a header to the patch code!\n\r");
  18         printf("For loading into the bootcode and the integrity crc header!\n\r");
  19         printf("    - patch_hdr [patch binary] [load address]\n\r");
  20         printf("\n\r   e.g. patch_hdr patch.bin 0x8e0000\n\r");
  21 }
  22
  23
  24 #define _ROMP_SIZE_     64
  25
  26 int main(int argc, char* argv[] )
  27 {
  28         FILE *out;
  29         FILE *in;
  30
  31         struct rom_patch_st patch_item;
  32         uint8_t *pBufPtr = NULL;
  33         uint32_t ran_patch_size = 0;
  34         uint8_t *ld_addr;
  35         uint8_t *fun_addr;
  36         uint8_t name_of_patch[32];
  37
  38         // init the patch
  39         _patch_init(&patch_item);
  40
  41         if(argc==2)
  42         {
  43                 _patch_oepn(pBuf, argv[1]);
  44                 _patch_dump(pBuf);
  45
  46                 goto ERROR;
  47         }
  48         else if (argc<3)
  49                 goto ERROR;
  50         else
  51                 printf("%s %s %s\n\r", argv[0], argv[1], argv[2]);
  52
  53
  54
  55         /***************************************************************/
  56         // allocate the buffer space for func address
  57         if( !(patch_item.fun = (uint8_t *)malloc(SIZE_HASH_BUFFER)) )
  58                 goto ERROR;
  59
  60         // check the function address of the patch code
  61         ld_addr = argv[2];
  62         if( db_ascii_to_hex((ld_addr+2), &(patch_item.ld_addr))!=0 )
  63                 goto ERROR;
  64
  65         // check the function address of the patch code
  66         fun_addr = argv[3];
  67         if( db_ascii_to_hex((fun_addr+2), &(patch_item.fun_addr))!=0 )
  68                 goto ERROR;
  69
  70         /***************************************************************/
  71
  72         if( gen_patch_item(&patch_item, argv[1])!=TRUE )
  73                 goto ERROR;
  74
  75         printf(" - prefix to the patch binary -\n\r");
  76         _patch_dump(&patch_item);
  77
  78         sprintf(name_of_patch, "h_%s", argv[1]);
  79
  80         printf("%s is to be outputed\n\r", name_of_patch);
  81
  82         _patch_append(pBuf, &patch_item);
  83
  84         out = fopen(name_of_patch, "wb");
  85
  86         // ( struct size -4 ) + patch_code size + 4-%4( make it alignment )
  87         printf(" write %d bytes to h_%s as an output file", (sizeof(struct rom_patch_st)-4)+patch_item.len+(4-(patch_item.len%4)), argv[1]);
  88         fwrite((uint8_t *)pBuf, sizeof(uint8_t), (sizeof(struct rom_patch_st)-4)+patch_item.len+(4-(patch_item.len%4)), out);
  89
  90         fclose(out);
  91
  92         goto DONE;
  93
  94 ERROR:
  95         print_help();
  96
  97 DONE:
  98         if( patch_item.fun )
  99                 free(patch_item.fun);
 100
 101         return 0;
 102 }