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Software for White Rabbit PTP Core
Commit 9a6a1443 authored by Alessandro Rubini's avatar Alessandro Rubini
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tools/wrpc-dump: use the new information in wrc.bin, if available 

Signed-off-by: Alessandro Rubini's avatarAlessandro Rubini <rubini@gnudd.com>
parent a471e0fd
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Showing with 62 additions and 29 deletions
tools/wrpc-dump.c
View file @ 9a6a1443
......@@ -472,7 +472,8 @@ static struct dump_info fifo_info [] = {
DUMP_FIELD(uint16_t, tag_count),
};
/* all of these are 0 by default */
unsigned long spll_off, fifo_off, ppi_off, ppg_off, servo_off, ds_off;
/* Use: wrs_dump_memory <file> <hex-offset> <name> */
int main(int argc, char **argv)
......@@ -481,11 +482,16 @@ int main(int argc, char **argv)
void *mapaddr;
unsigned long offset;
struct stat st;
char *dumpname = "";
char c;
if (argc != 4) {
if (argc != 4 && argc != 2) {
fprintf(stderr, "%s: use \"%s <file> <offset> <name>\n",
argv[0], argv[0]);
fprintf(stderr,
"\"name\" is one of pll, fifo, ppg, ppi, servo_state"
" or ds for data-sets. \"ds\" gets a ppg offset\n");
fprintf(stderr, "But with a new binary, just pass <file>\n");
exit(1);
}
......@@ -508,7 +514,7 @@ int main(int argc, char **argv)
if (st.st_size > 128 * 1024) /* support /sys/..../resource0 */
st.st_size = 128 * 1024;
if (sscanf(argv[2], "%lx%c", &offset, &c) != 1) {
if (argc == 4 && sscanf(argv[2], "%lx%c", &offset, &c) != 1) {
fprintf(stderr, "%s: \"%s\" not a hex offset\n", argv[0],
argv[2]);
exit(1);
......@@ -520,6 +526,11 @@ int main(int argc, char **argv)
argv[0], argv[1], strerror(errno));
exit(1);
}
/* In case we have a "new" binary file, use such information */
if (!strncmp(mapaddr + 0x80, "CPRW", 4))
setenv("WRPC_SPEC", "yes", 1);
/* If the dump file needs "spec" byte order, fix it all */
if (getenv("WRPC_SPEC")) {
uint32_t *p = mapaddr;
......@@ -529,55 +540,77 @@ int main(int argc, char **argv)
*p = __bswap_32(*p);
}
if (argc == 4)
dumpname = argv[3];
/* If we have a new binary file, pick the pointers */
if (!strncmp(mapaddr + 0x80, "WRPC----", 8)) {
struct pp_globals *ppg;
struct pp_instance *ppi;
spll_off = wrpc_get_l32(mapaddr + 0x90);
fifo_off = wrpc_get_l32(mapaddr + 0x94);
ppi_off = wrpc_get_l32(mapaddr + 0x98);
if (ppi_off) { /* This is 0 for wrs */
ppi = mapaddr + ppi_off;
ppg_off = wrpc_get_l32(&ppi->glbs);
ppg = mapaddr + ppg_off;
servo_off = wrpc_get_l32(&ppg->global_ext_data);
ds_off = ppg_off;
}
}
#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
/* Now check the "name" to be dumped */
if (!strcmp(argv[3], "pll")) {
printf("pll at 0x%lx\n", offset);
dump_many_fields(mapaddr + offset,
if (!strcmp(dumpname, "pll"))
spll_off = offset;
if (spll_off) {
printf("pll at 0x%lx\n", spll_off);
dump_many_fields(mapaddr + spll_off,
ARRAY_AND_SIZE(pll_info));
}
if (!strcmp(argv[3], "fifo")) {
if (!strcmp(dumpname, "fifo"))
fifo_off = offset;
if (fifo_off) {
int i;
printf("fifo log at 0x%lx\n", offset);
printf("fifo log at 0x%lx\n", fifo_off);
for (i = 0; i < FIFO_LOG_LEN; i++)
dump_many_fields(mapaddr + offset
dump_many_fields(mapaddr + fifo_off
+ i * sizeof(struct spll_fifo_log),
ARRAY_AND_SIZE(fifo_info));
}
if (!strcmp(argv[3], "ppg")) {
printf("ppg at 0x%lx\n", offset);
dump_many_fields(mapaddr + offset,
if (!strcmp(dumpname, "ppg"))
ppg_off = offset;
if (ppg_off) {
printf("ppg at 0x%lx\n", ppg_off);
dump_many_fields(mapaddr + ppg_off,
ARRAY_AND_SIZE(ppg_info));
}
if (!strcmp(argv[3], "ppi")) {
printf("ppi at 0x%lx\n", offset);
dump_many_fields(mapaddr + offset,
if (!strcmp(dumpname, "ppi"))
ppi_off = offset;
if (ppi_off) {
printf("ppi at 0x%lx\n", ppi_off);
dump_many_fields(mapaddr + ppi_off,
ARRAY_AND_SIZE(ppi_info));
}
if (!strcmp(argv[3], "servo_state")) {
printf("servo_state at 0x%lx\n", offset);
dump_many_fields(mapaddr + offset,
if (!strcmp(dumpname, "servo_state"))
servo_off = offset;
if (servo_off) {
printf("servo_state at 0x%lx\n", servo_off);
dump_many_fields(mapaddr + servo_off,
ARRAY_AND_SIZE(servo_state_info));
}
/* This "all" gets the ppg pointer. It's not really all: no pll */
if (!strcmp(argv[3], "all")) {
if (!strcmp(dumpname, "ds"))
ds_off = offset;
if (ds_off) {
unsigned long newoffset;
struct pp_globals *ppg;
struct pp_instance *ppi;
ppg = mapaddr + offset;
printf("ppg at 0x%lx\n", offset);
dump_many_fields(ppg, ARRAY_AND_SIZE(ppg_info));
newoffset = wrpc_get_l32(&ppg->pp_instances);
printf("ppi at 0x%lx\n", newoffset);
ppi = mapaddr + newoffset;
dump_many_fields(ppi, ARRAY_AND_SIZE(ppi_info));
ppg = mapaddr + ds_off;
newoffset = wrpc_get_l32(&ppg->defaultDS);
printf("defaultDS at 0x%lx\n", newoffset);
......
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