9259d9a2d4
Reads the per-module GDDR7 DRAM sensors (FBPA DQR) directly and reports the hotspot by default; --per-module lists each of the 8 modules. Adds a per-device decode so the existing GDDR6/6X path is unchanged.
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
// app.c
|
|
#include "gddr6.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <signal.h>
|
|
|
|
void register_signal_handlers(void)
|
|
{
|
|
struct sigaction sa;
|
|
sa.sa_handler = gddr6_cleanup;
|
|
sigemptyset(&sa.sa_mask);
|
|
sa.sa_flags = 0;
|
|
|
|
sigaction(SIGINT, &sa, NULL);
|
|
sigaction(SIGHUP, &sa, NULL);
|
|
sigaction(SIGTERM, &sa, NULL);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int per_module = 0;
|
|
for (int i = 1; i < argc; i++)
|
|
{
|
|
if (strcmp(argv[i], "--per-module") == 0)
|
|
per_module = 1;
|
|
else if (strcmp(argv[i], "--help") == 0 || strcmp(argv[i], "-h") == 0)
|
|
{
|
|
printf("Usage: %s [--per-module]\n"
|
|
" (default) show VRAM temperature (Blackwell: hottest module)\n"
|
|
" --per-module show each GDDR7 module separately (Blackwell only)\n",
|
|
argv[0]);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
register_signal_handlers();
|
|
gddr6_init();
|
|
int num_devs = gddr6_detect_compatible_gpus();
|
|
|
|
if (num_devs == 0)
|
|
{
|
|
printf("No compatible GPU found.\n");
|
|
return 1;
|
|
}
|
|
|
|
gddr6_memory_map();
|
|
gddr6_monitor_temperatures(per_module);
|
|
|
|
return 0;
|
|
}
|