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Remove most of the magic constants from the extcap parsing code.

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This commit is contained in:
scottl 2003-09-14 06:23:19 +00:00
parent 5b00bd3787
commit 2a498c508c
1 changed files with 3 additions and 3 deletions
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6
sys/dev/pci/pci.c
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@ -402,9 +402,9 @@ pci_read_extcap(device_t pcib, pcicfgregs *cfg)
#define REG(n, w) PCIB_READ_CONFIG(pcib, cfg->bus, cfg->slot, cfg->func, n, w)
int ptr, nextptr, ptrptr;
switch (cfg->hdrtype) {
switch (cfg->hdrtype & PCIM_HDRTYPE) {
case 0:
ptrptr = 0x34;
ptrptr = PCIR_CAP_PTR;
break;
case 2:
ptrptr = 0x14;
@ -430,7 +430,7 @@ pci_read_extcap(device_t pcib, pcicfgregs *cfg)
/* Process this entry */
switch (REG(ptr, 1)) {
case 0x01: /* PCI power management */
case PCIY_PMG: /* PCI power management */
if (cfg->pp_cap == 0) {
cfg->pp_cap = REG(ptr + PCIR_POWER_CAP, 2);
cfg->pp_status = ptr + PCIR_POWER_STATUS;