static int do_components(int argc, const char **argv)
{
VC_MEM_ACCESS_HANDLE_T vc;
VC_MEM_ADDR_T addr, statsaddr;
size_t size;
MMAL_VC_STATS_T stats;
int rc;
if (argc > 2 && (strcasecmp(argv[2], "update") == 0))
{
MMAL_STATUS_T status;
do_connect();
status = mmal_vc_get_stats(&stats, 0);
if (status != MMAL_SUCCESS)
{
fprintf(stderr, "Failed to update MMAL stats. error %s",
mmal_status_to_string(status));
return -1;
}
}
else
{
if ((rc = OpenVideoCoreMemory(&vc)) < 0)
{
fprintf(stderr,"Unable to open videocore memory: %d\n", rc);
return -1;
}
if (!LookupVideoCoreSymbol(vc, "mmal_vc_stats", &addr, &size))
{
fprintf(stderr,"Could not get MMAL stats address\n");
goto fail;
}
if (!ReadVideoCoreUInt32(vc, &statsaddr, addr))
{
fprintf(stderr,"Could not read MMAL stats pointer at address 0x%x\n",
addr);
goto fail;
}
if (!ReadVideoCoreMemory(vc, &stats, statsaddr, sizeof(stats)))
{
fprintf(stderr,"Could not read MMAL stats at address 0x%x\n", addr);
goto fail;
}
CloseVideoCoreMemory(vc);
}
rc = print_component_stats(&stats);
return rc;
fail:
CloseVideoCoreMemory(vc);
return -1;
}
static int do_stats(int argc, const char **argv)
{
MMAL_VC_STATS_T stats;
int reset_stats = strcasecmp(argv[1], "reset") == 0;
MMAL_STATUS_T st = mmal_vc_get_stats(&stats, reset_stats);
int ret;
(void)argc; (void)argv;
if (st != MMAL_SUCCESS)
{
fprintf(stderr, "error getting status (%i,%s)\n", st, mmal_status_to_string(st));
ret = -1;
}
else
{
unsigned i;
uint32_t *ptr = (uint32_t*)&stats;
for (i=0; i<vcos_countof(stats_fields); i++)
{
printf("%-32s: %u\n", stats_fields[i].name, ptr[stats_fields[i].offset/sizeof(uint32_t)]);
}
ret = 0;
}
return ret;
}
