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BuildROMs: Add simple support for including multiple ROM images

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When multiple ROM images are included by the same source module,
 #define variables with names BOOT_CODE_SIZE_n, BOOT_CODE_FILENAME_n
and BOOT_CODE_ARRAY_n will be defined.
This commit is contained in:
Mark Pizzolato 2021-08-23 12:20:43 -07:00
parent 3f3884ddb6
commit cfac7dee42
1 changed files with 22 additions and 6 deletions
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28
sim_BuildROMs.c
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@ -81,6 +81,8 @@ struct ROM_File_Descriptor {
#include <time.h>
#include <sys/stat.h>
#define MAX_CONCURRENT_ROMS 4
#if defined(_WIN32)
#include <sys/utime.h>
#define utimbuf _utimbuf
@ -98,7 +100,7 @@ int sim_read_ROM_include(const char *include_filename,
int *defines_found)
{
FILE *iFile;
char line[256];
char line[256], cmpbuf[256];
size_t i;
size_t bytes_written = 0;
size_t allocated_size = 0;
@ -121,11 +123,15 @@ while (fgets (line, sizeof(line)-1, iFile)) {
switch (line[0]) {
case '#':
if (0 == strncmp ("#define BOOT_CODE_SIZE ", line, 23))
snprintf (cmpbuf, sizeof (cmpbuf), "_%d ", MAX_CONCURRENT_ROMS);
if ((0 == strncmp ("#define BOOT_CODE_SIZE", line, 22)) &&
(0 == strncmp (cmpbuf, &line[22], strlen (cmpbuf))))
define_size_found = 1;
if (0 == strncmp ("#define BOOT_CODE_FILENAME ", line, 27))
if ((0 == strncmp ("#define BOOT_CODE_FILENAME", line, 26)) &&
(0 == strncmp (cmpbuf, &line[26], strlen (cmpbuf))))
define_filename_found = 1;
if (0 == strncmp ("#define BOOT_CODE_ARRAY ", line, 24))
if ((0 == strncmp ("#define BOOT_CODE_ARRAY", line, 23)) &&
(0 == strncmp (cmpbuf, &line[23], strlen (cmpbuf))))
define_array_found = 1;
break;
case ' ':
@ -236,6 +242,7 @@ time_t now;
int bytes_written = 0;
int include_bytes;
int c;
int rom;
struct stat statb;
const char *load_filename;
unsigned char *ROMData = NULL;
@ -337,16 +344,25 @@ time (&now);
fprintf (iFile, "#ifndef ROM_%s_H\r\n", rom_array_name);
fprintf (iFile, "#define ROM_%s_H 0\r\n", rom_array_name);
fprintf (iFile, "/*\r\n");
fprintf (iFile, " %s produced at %s", include_filename, ctime(&now));
fprintf (iFile, " from %s which was last modified at %s", rom_filename, ctime(&statb.st_mtime));
fprintf (iFile, " %s produced at %24.24s\r\n", include_filename, ctime(&now));
fprintf (iFile, " from %s which was last modified at %24.24s\r\n", rom_filename, ctime(&statb.st_mtime));
fprintf (iFile, " file size: %d (0x%X) - checksum: 0x%08X\r\n", (int)statb.st_size, (int)statb.st_size, checksum);
fprintf (iFile, " This file is a generated file and should NOT be edited or changed by hand.\r\n");
if (Comments)
fprintf (iFile, "\n %s\r\n\r\n", Comments);
fprintf (iFile, "*/\r\n");
fprintf (iFile, "#if !defined BOOT_CODE_SIZE\r\n");
fprintf (iFile, "#define BOOT_CODE_SIZE 0x%X\r\n", (int)statb.st_size);
fprintf (iFile, "#define BOOT_CODE_FILENAME \"%s\"\r\n", load_filename);
fprintf (iFile, "#define BOOT_CODE_ARRAY %s\r\n", rom_array_name);
fprintf (iFile, "#endif\r\n");
for (rom = 1; rom <= MAX_CONCURRENT_ROMS; rom++) {
fprintf (iFile, "%s !defined BOOT_CODE_SIZE_%d\r\n", (rom == 1) ? "#if" : "#elif", rom);
fprintf (iFile, "#define BOOT_CODE_SIZE_%d 0x%X\r\n", rom, (int)statb.st_size);
fprintf (iFile, "#define BOOT_CODE_FILENAME_%d \"%s\"\r\n", rom, load_filename);
fprintf (iFile, "#define BOOT_CODE_ARRAY_%d %s\r\n", rom, rom_array_name);
}
fprintf (iFile, "#endif\r\n");
fprintf (iFile, "unsigned char %s[] = {", rom_array_name);
for (bytes_written=0;bytes_written<statb.st_size; ++bytes_written) {
c = ROMData[bytes_written];