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improvements for the real world.

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Ronald G. Minnich 2003-04-08 20:04:45 +00:00
commit 59ef11de5e
1 changed files with 8 additions and 4 deletions
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12
util/getpir/assignirq.c
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@ -55,18 +55,22 @@ struct pci_access *pacc;
struct pci_dev *dev;
// work to minimize: irqused and num* used
unsigned int irqused[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
// for hysterical reasons, we leave 0, 1, 2, 3, 4, 8, 14, and 15 out
// of the picture.
#define M ((unsigned int) -1)
unsigned int irqused[16] = {M, M, M, M, M, 0, 0, 0, M, 0, 0, 0, 0, 0, M, M};
int numa = 0, numb = 0, numbc = 0, numd = 0;
// start at 8 since things seem to like to use high ints
// consider wrapping later ...
int
getint(u16 m){
int mask = m, i;
int mask = m>>8, i;
unsigned int min = (unsigned int) -1;
unsigned int minindex;
/* find the least-used interrupt compatible with mask */
printf("getint mask 0x%x\n", mask);
for(minindex = 0, i = 0; i < 16; i++, mask>>=1) {
for(minindex = 8, i = 8; i < 16; i++, mask>>=1) {
printf("Check %d\n", i);
if (! (mask & 1))
continue;