util/getpir/checkpir.c

   1 /* checkpir.c : This software is released under GPL
   2  * For coreboot use only
   3  * Aug 26 2001 , Nikolai Vladychevski, <niko@isl.net.mx>
   4  */
   5
   6 #include <stdio.h>
   7 #include "pirq_routing.h"
   8 #include "checksum.h"
   9
  10 struct irq_routing_table *rt;
  11
  12 int main(void)
  13 {
  14         uint8_t sum, newsum;
  15
  16         rt = (struct irq_routing_table *) &intel_irq_routing_table;
  17         sum = calc_checksum(rt);
  18
  19         printf("Validating checksum, file: irq_tables.c that was in ./ at compile time...\n");
  20         printf("(no other tests are done)\n");
  21
  22         if (!sum) {
  23                 printf("Checksum for IRQ Routing table is ok. You can use irq_tables.c in coreboot now.\n");
  24         } else {
  25                 newsum = rt->checksum - sum;
  26                 printf("BAD CHECKSUM for IRQ Routing table !!!!\n");
  27                 printf("If you want to make it valid, change the checksum to: %#x\n",
  28                        newsum);
  29         }
  30         return 0;
  31 }