Add option to specify maximum pgm memory size

diff --git a/src/options.c b/src/options.c
index 3c292d4..138507e 100644 (file)
--- a/src/options.c
+++ b/src/options.c
@@ -46,6 +46,7 @@ static const char args_doc[] = "[FILENAME]";
 static struct argp_option argp_options[] = {
        {"debug", 'd', "level", 0,  "Produce debugging output" },
        {"iram",  'i', "size",  0,  "Set internal ram size" },
+       {"pram",  'p', "size",  0,  "Set program memory size" },
        {"xram",  'x', "size",  0,  "Set external ram size (default is 1024)" },
        { 0 }
 };
@@ -85,7 +86,9 @@ decode_memory_size(char *arg, struct argp_state *state, int memid)
        char *endptr;
        int *dest;
 
-       if (memid == INT_MEM_ID)
+       if (memid == PGM_MEM_ID)
+               dest = &options.pram_size;
+       else if (memid == INT_MEM_ID)
                dest = &options.iram_size;
        else if (memid == EXT_MEM_ID)
                dest = &options.xram_size;
@@ -115,6 +118,9 @@ parse_opt(int key, char *arg, struct argp_state *state)
        case 'i':
                decode_memory_size(arg, state, INT_MEM_ID);
                break;
+       case 'p':
+               decode_memory_size(arg, state, PGM_MEM_ID);
+               break;
        case 'x':
                decode_memory_size(arg, state, EXT_MEM_ID);
                break;
@@ -151,6 +157,7 @@ parse_command_line_options(int argc, char *argv[])
 
        /* Setting default values. */
        options.filename = NULL;
+       options.pram_size = PGM_MEM_DEFAULT_SIZE;
        options.iram_size = INT_MEM_MAX_SIZE;
        options.xram_size = EXT_MEM_DEFAULT_SIZE;
 

diff --git a/src/options.h b/src/options.h
index b58b636..b75a827 100644 (file)
--- a/src/options.h
+++ b/src/options.h
@@ -28,6 +28,7 @@
   "  -version              display version information and exit\n"
 
 struct options_t {
+       int pram_size; /* Maximum program memory size. */
        int iram_size; /* Maximum internal ram size. */
        int xram_size; /* Maximum external ram size. */
        char *filename;