blob: efcc9182ccad6dcb428072ba91a8aafe45e76587 [file] [log] [blame]
/* checkpir.c : This software is released under GPL
For Linuxbios use only
Aug 26 2001 , Nikolai Vladychevski, <niko@isl.net.mx>
*/
#include <stdio.h>
#include <device/pci.h>
#include <arch/pirq_routing.h>
struct irq_info se_arr[50];
struct irq_routing_table *rt;
int calc_checksum(struct irq_routing_table *rt)
{
long sum = 0, i;
uint8_t *addr, sum2 = 0;
addr = (uint8_t *) rt;
for (i = 0; i < rt->size; i++)
sum2 += addr[i];
return (sum2);
}
main()
{
uint8_t sum, newsum;
rt = (struct irq_routing_table *) &intel_irq_routing_table;
sum = calc_checksum(rt);
printf("Validating checksum, file: irq_tables.c that was in ./ at compile time...\n");
printf("(no other tests are done)\n");
if (!sum) {
printf("Checksum for IRQ Routing table is ok. You can use it in LinuxBios now\n");
} else {
newsum = rt->checksum - sum;
printf("BAD CHECKSUM for IRQ Routing table !!!!\n");
printf("If you want to make it valid, change the checksum to: %#x\n",
newsum);
}
}