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Merge remote-tracking branch 'origin/master' into Extra-VAXen

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Merged related functionality into new VAX 750 modules

Cleaned up compiler complaints from the clang compiler
This commit is contained in:
Mark Pizzolato
2012-10-22 06:32:38 -07:00
parent f8e34b103b be1e1326b3
commit 9cd3a07ff6
352 changed files with 48645 additions and 23355 deletions
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263
sim_BuildROMs.c
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@@ -15,7 +15,7 @@
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
MARK PIZZOLATO BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
@@ -23,26 +23,30 @@
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from Robert M Supnik.
-
*/
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
/*
This program builds C include files which can be used to contain the contents
of ROM or other boot code needed by simulators.
Current Internal ROM files being built:
ROM/Boot File: Include File:
=======================================
VAX/ka655x.bin VAX/vax_ka655x_bin.h
VAX/vmb.exe VAX/vax780_vmb_exe.h
ROM/Boot File: Include File: Size: Checksum:
=======================================================================================
*/
struct ROM_File_Descriptor {
char *BinaryName; char *IncludeFileName; size_t expected_size; unsigned int checksum; char *ArrayName;} ROMs[] = {
{"VAX/ka655x.bin", "VAX/vax_ka655x_bin.h", 131072, 0xFF7673B6, "vax_ka655x_bin"},
{"VAX/vmb.exe", "VAX/vax_vmb_exe.h", 44544, 0xFFC014CC, "vax_vmb_exe"},
};
#include <time.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include <sys/stat.h>
#if defined(_WIN32)
@@ -53,9 +57,117 @@
#include <utime.h>
#endif
int sim_read_ROM_include(const char *include_filename,
int *psize,
unsigned char **pROMData,
unsigned int *pchecksum,
char **prom_array_name)
{
FILE *iFile;
char line[256];
size_t i;
size_t bytes_written = 0;
size_t allocated_size = 0;
*psize = 0;
*pchecksum = 0;
*pROMData = NULL;
*prom_array_name = NULL;
if (NULL == (iFile = fopen (include_filename, "r")))
return -1;
memset (line, 0, sizeof (line));
while (fgets (line, sizeof(line)-1, iFile)) {
unsigned int byte;
char *c;
switch (line[0]) {
case '#':
case ' ':
case '/':
case '*':
case '\n':
break;
case 'u': /* unsigned char {array_name}[] */
*prom_array_name = calloc(512, sizeof(char));
if (1 == sscanf (line, "unsigned char %s[]", *prom_array_name)) {
c = strchr (*prom_array_name, '[');
if (c)
*c = '\0';
}
break;
case '0': /* line containing byte data */
c = line;
while (1 == sscanf (c, "0x%2Xd,", &byte)) {
if (bytes_written >= allocated_size) {
allocated_size += 2048;
*pROMData = realloc(*pROMData, allocated_size);
}
*(*pROMData + bytes_written++) = byte;
c += 5;
}
break;
}
if (strchr (line, '}'))
break;
}
fclose (iFile);
for (i=0; i<bytes_written; ++i)
*pchecksum += *(*pROMData + i);
*pchecksum = ~*pchecksum;
*psize = bytes_written;
return 0;
}
int sim_make_ROMs_entry(const char *rom_filename)
{
FILE *rFile;
struct stat statb;
unsigned char *ROMData = NULL;
unsigned int checksum = 0;
char *c;
int i;
char include_filename[512];
char array_name[512];
if (NULL == (rFile = fopen (rom_filename, "rb"))) {
printf ("Error Opening ROM binary file '%s' for input: %s\n", rom_filename, strerror(errno));
return -1;
}
if (stat (rom_filename, &statb)) {
printf ("Error stating '%s': %s\n", rom_filename, strerror(errno));
fclose (rFile);
return -1;
}
ROMData = malloc (statb.st_size);
if ((size_t)(statb.st_size) != fread (ROMData, sizeof(*ROMData), statb.st_size, rFile)) {
printf ("Error reading '%s': %s\n", rom_filename, strerror(errno));
fclose (rFile);
free (ROMData);
return -1;
}
fclose (rFile);
for (i=0; i<statb.st_size; ++i)
checksum += ROMData[i];
checksum = ~checksum;
sprintf (include_filename, "%s.h", rom_filename);
if ((c = strchr (include_filename, '.')))
*c = '_';
if (!(c = strchr (rom_filename, '/')))
c = strchr (rom_filename, '/');
strcpy (array_name, c);
if ((c = strchr (array_name, '.')))
*c = '_';
printf ("The ROMs array entry for this new ROM image file should look something like:\n");
printf ("{\"%s\", \"%s\", %d, 0x%08X, \"%s\"}\n",
rom_filename, include_filename, (int)(statb.st_size), checksum, array_name);
return 1;
}
int sim_make_ROM_include(const char *rom_filename,
int expected_size,
int expected_checksum,
unsigned int expected_checksum,
const char *include_filename,
const char *rom_array_name)
{
@@ -63,14 +175,33 @@ FILE *rFile;
FILE *iFile;
time_t now;
int bytes_written = 0;
int include_bytes;
int c;
struct stat statb;
unsigned char *ROMData = NULL;
unsigned char *include_ROMData = NULL;
char *include_array_name = NULL;
unsigned int checksum = 0;
unsigned int include_checksum;
if (NULL == (rFile = fopen (rom_filename, "rb"))) {
printf ("Error Opening '%s' for input: %s\n", rom_filename, strerror(errno));
return -1;
printf ("Error Opening ROM binary file '%s' for input: %s\n", rom_filename, strerror(errno));
if (0 != sim_read_ROM_include(include_filename,
&include_bytes,
&include_ROMData,
&include_checksum,
&include_array_name))
return -1;
c = ((include_checksum == expected_checksum) &&
(include_bytes == expected_size) &&
(0 == strcmp(include_array_name, rom_array_name)));
free(include_ROMData);
free(include_array_name);
if (!c)
printf ("Existing ROM include file: %s has unexpected content\n", include_filename);
else
printf ("Existing ROM include file: %s looks good\n", include_filename);
return (c ? 0 : -1);
}
if (stat (rom_filename, &statb)) {
printf ("Error stating '%s': %s\n", rom_filename, strerror(errno));
@@ -86,7 +217,7 @@ if (statb.st_size != expected_size) {
return -1;
}
ROMData = malloc (statb.st_size);
if (statb.st_size != fread (ROMData, sizeof(*ROMData), statb.st_size, rFile)) {
if ((size_t)(statb.st_size) != fread (ROMData, sizeof(*ROMData), statb.st_size, rFile)) {
printf ("Error reading '%s': %s\n", rom_filename, strerror(errno));
fclose (rFile);
free (ROMData);
@@ -108,35 +239,18 @@ if ((expected_checksum != 0) && (checksum != expected_checksum)) {
* If the target include file already exists, determine if it contains the exact
* data in the base ROM image. If so, then we are already done
*/
if (iFile = fopen (include_filename, "r")) {
unsigned char *IncludeData = NULL;
char line[256];
int Difference = 0;
IncludeData = malloc (statb.st_size);
while (fgets (line, sizeof(line), iFile)) {
int byte;
char *c;
if (memcmp ("0x",line,2))
continue;
c = line;
while (1 == sscanf (c, "0x%2Xd,", &byte)) {
if (bytes_written >= statb.st_size)
Difference = 1;
else
IncludeData[bytes_written++] = byte;
c += 5;
}
if ((strchr (line,'}')) || Difference)
break;
}
fclose (iFile);
if (!Difference)
Difference = memcmp (IncludeData, ROMData, statb.st_size);
free (IncludeData);
if (!Difference) {
if (0 == sim_read_ROM_include(include_filename,
&include_bytes,
&include_ROMData,
&include_checksum,
&include_array_name)) {
c = ((include_checksum == expected_checksum) &&
(include_bytes == expected_size) &&
(0 == strcmp (include_array_name, rom_array_name)) &&
(0 == memcmp (include_ROMData, ROMData, include_bytes)));
free(include_ROMData);
free(include_array_name);
if (c) {
free (ROMData);
return 0;
}
@@ -153,6 +267,7 @@ fprintf (iFile, "/*\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, " file size: %d (0x%X) - checksum: 0x%08X\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.\n");
fprintf (iFile, "*/\n");
fprintf (iFile, "unsigned char %s[] = {", rom_array_name);
for (bytes_written=0;bytes_written<statb.st_size; ++bytes_written) {
@@ -175,11 +290,63 @@ if (1) { /* Set Modification Time on the include file to be the modification tim
return 0;
}
void
Usage(void)
{
int i;
printf ("sim_BuildROMs Usage:\n");
printf ("sim_BuildROMs\n");
printf (" invoked with no arguments will verify and/or produce all\n");
printf (" known ROM include files\n");
printf ("sim_BuildROMs -checksum ROM-File-name\n");
printf (" computes the checksum on a ROM image file and provides a\n");
printf (" template which can be added to the ROMs array in the\n");
printf (" source file sim_BuildROMs.c\n");
printf ("sim_BuildROMs ROM-File-name\n");
printf (" if the 'ROM-File-name' specified is a file name already\n");
printf (" contained in the ROMs array, only that ROM image file's\n");
printf (" include file will be verified and/or created\n");
printf (" if the 'ROM-File-name' specified is not a file name already\n");
printf (" contained in the ROMs array, that ROM's checksum is computed\n");
printf (" and a template which can be added to the ROMs array in the\n");
printf (" source file sim_BuildROMs.c is displayed.\n");
printf ("\n");
printf ("Current ROM files:\n");
printf ("\n");
printf ("BinaryName: IncludeFileName: Size: Checksum: ROM Array Name:\n");
printf ("=============================================================================\n");
for (i=0; i<sizeof(ROMs)/sizeof(ROMs[0]); ++i)
printf("%-17s%-23s%8d 0x%08X %s\n", ROMs[i].BinaryName, ROMs[i].IncludeFileName, (int)ROMs[i].expected_size, ROMs[i].checksum, ROMs[i].ArrayName);
exit(2);
}
int
main(int argc, char **argv)
{
int i;
int status = 0;
status += sim_make_ROM_include ("VAX/ka655x.bin", 131072, 0xFF7673B6, "VAX/vax_ka655x_bin.h", "vax_ka655x_bin");
status += sim_make_ROM_include ("VAX/vmb.exe", 44544, 0xFFC014CC, "VAX/vax780_vmb_exe.h", "vax780_vmb_exe");
exit((status == 0) ? 0 : 1);
if (argc == 1) { /* invoked without any arguments */
for (i=0; i<sizeof(ROMs)/sizeof(ROMs[0]); ++i)
status += sim_make_ROM_include (ROMs[i].BinaryName, ROMs[i].expected_size, ROMs[i].checksum, ROMs[i].IncludeFileName, ROMs[i].ArrayName);
exit((status == 0) ? 0 : 2);
}
if ((0 == strcmp(argv[1], "/?")) ||
(0 == strcmp(argv[1], "-?")) ||
(0 == strcmp(argv[1], "/help")) ||
(0 == strcmp(argv[1], "-help")))
Usage();
if ((0 == strcmp(argv[1], "-checksum")) && (argc > 2))
status = sim_make_ROMs_entry (argv[2]);
else {
for (i=0; i<sizeof(ROMs)/sizeof(ROMs[0]); ++i)
if (0 == strcmp(argv[1], ROMs[i].BinaryName))
break;
if (i == sizeof(ROMs)/sizeof(ROMs[0]))
status = sim_make_ROMs_entry (argv[1]);
else
status = sim_make_ROM_include (ROMs[i].BinaryName, ROMs[i].expected_size, ROMs[i].checksum, ROMs[i].IncludeFileName, ROMs[i].ArrayName);
}
exit((status == 0) ? 0 : 2);
}