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lpc111x-isp/lpc111x.c (identify): retrieve and print the chip's unique ID

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This commit is contained in:
Werner Almesberger 2012-12-29 21:12:09 -03:00
parent eda1135cb0
commit 505caf997b
1 changed files with 12 additions and 3 deletions
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15
lpc111x-isp/lpc111x.c
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@ -225,7 +225,7 @@ static const struct device {
static void identify(void) static void identify(void)
{ {
const char *res; const char *res;
unsigned id; unsigned id, serial[4];
res = dialog_rc(100, "J"); res = dialog_rc(100, "J");
if (sscanf(res, "%u", &id) != 1) { if (sscanf(res, "%u", &id) != 1) {
@ -233,12 +233,21 @@ static void identify(void)
exit(1); exit(1);
} }
res = dialog_rc(100, "N");
if (sscanf(res, "%u %u %u %u",
serial, serial+1, serial+2, serial+3) != 4) {
fprintf(stderr, "N: cannot parse serial number\"%s\"\n", res);
exit(1);
}
for (device = devices; device->name; device++) for (device = devices; device->name; device++)
if (device->id == id) { if (device->id == id) {
if (!quiet) if (!quiet)
fprintf(stderr, "%s (0x%04x %04x) %d kB\n", fprintf(stderr, "%s (0x%04x %04x) %d kB "
"serial %08x.%08x.%08x.%08x\n",
device->name, id >> 16, id & 0xffff, device->name, id >> 16, id & 0xffff,
device->flash_kb); device->flash_kb,
serial[0], serial[1], serial[2], serial[3]);
return; return;
} }