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/*
* mmioify turns vbtracetool nvidia io logs into mmiotrace logs:
*
* Copyright 2007 Stuart Bennett <sb476@cam.ac.uk>
*
* This program is released under the terms of the GNU General Public License, version 2
*
* output file log-mmt can be parsed with mmio-parse as normal
* output file *should not* be run with mmio-replay, as the mappings are made up
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define PCIO0 0x00601000
void cheesy_io_parser(char rw, long lineno, int size, uint16_t port, uint32_t data, FILE *outf)
{
static uint32_t address = 0;
if (address) {
if (size == 2) {
static int bottom = -1;
if (bottom >= 0) {
if (port == 0x3d2) {
fprintf(outf, "%c 4 %ld 1 0x%08x 0x%08x 0x0 0\n", rw, lineno, address, data << 16 | bottom);
address = 0;
}
bottom = -1;
}
if (port == 0x3d0)
bottom = data;
}
if (size == 4 && (port == 0x3d0 || port == 0xe80c)) {
fprintf(outf, "%c 4 %ld 1 0x%08x 0x%08x 0x0 0\n", rw, lineno, address, data);
address = 0;
}
}
if (rw == 'W' && !address) {
if (size == 2) {
static int top = -1;
if (top >= 0) {
if (port == 0x3d0)
address = top | data;
top = -1;
}
if (port == 0x3d2)
top = data << 16;
}
if (size == 4 && (port == 0x3d0 || port == 0xe808))
address = data;
}
}
int main(int argc, char *argv[])
{
FILE *tracef, *outf;
long lineno = 0;
char outname[1024];
strcpy(outname, argv[1]);
strcat(outname, "-mmt");
if (!(tracef = fopen(argv[1], "r"))) {
printf("File open failed\n");
exit(EXIT_FAILURE);
}
if (!(outf = fopen(outname, "w"))) {
printf("File open failed\n");
exit(EXIT_FAILURE);
}
fprintf(outf, "PCIDEV 0000 10de0000 0 00000000 0 0 0 0 0 0 1000000 0 0 0 0 0 0\n");
fprintf(outf, "MAP 0 1 0x00000000 0x00000000 0x1000000 0x0 0\n");
while (!feof(tracef)) {
char line[180];
char rw;
int size = 0;
uint16_t port;
uint32_t data;
if (!fgets(line, 180, tracef))
break;
lineno += 1;
if (strncmp(line, "c000", 4)) /* ignore in-built cheesy io parser's output */
continue;
rw = line[10];
switch (line[11]) {
case '8':
size = 1;
break;
case '1':
size = 2;
break;
case '3':
size = 4;
break;
}
port = strtoul(&line[20], NULL, 16);
data = strtoul(&line[31], NULL, 16);
if (port == 0x3d0 || port == 0x3d2 || port == 0xe808 || port == 0xe80c) {
cheesy_io_parser(rw, lineno, size, port, data, outf);
continue;
}
switch (size) {
case 1:
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port, data);
break;
case 2:
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port, data & 0xff);
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port + 1, (data & 0xff00) >> 8);
break;
case 4:
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port, data & 0xff);
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port + 1, (data & 0xff00) >> 8);
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port + 2, (data & 0xff0000) >> 16);
fprintf(outf, "%c 1 %ld 1 0x%08x 0x%02x 0x0 0\n", rw, lineno, PCIO0 + port + 3, (data & 0xff000000) >> 24);
break;
case 0:
printf("size 0!?\n");
return 1;
}
}
fclose(tracef);
fclose(outf);
return 0;
}
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