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A band-aid to prevent multi-hose alpha chipsets (aka tsunami) from

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panic'ing because the hose is not filled in.  We should probably extend the
pciioctl interface to take hoses into account..
This commit is contained in:
Andrew Gallatin 1999-10-03 21:09:30 +00:00
parent d42053426e
commit 9b2591a0a4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=51916
2 changed files with 8 additions and 0 deletions
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4
sys/dev/pci/pci.c
View File

@ -178,6 +178,7 @@ pci_readmaps(pcicfgregs *cfg, int maxmaps)
if (map64 == 0) {
if (base == 0 || base == 0xffffffff)
continue; /* skip invalid entry */
pci_cfgwrite(cfg, reg, 0xffffffff, 4);
testval = pci_cfgread(cfg, reg, 4);
pci_cfgwrite(cfg, reg, base, 4);
@ -346,6 +347,7 @@ pci_readcfg(pcicfgregs *probe)
devlist_entry = NULL;
if (pci_cfgread(probe, PCIR_DEVVENDOR, 4) != -1) {
devlist_entry = malloc(sizeof(struct pci_devinfo),
M_DEVBUF, M_WAITOK);
if (devlist_entry == NULL)
@ -843,6 +845,7 @@ pci_ioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
case 4:
case 2:
case 1:
probe.hose = 0; /* XXXXX */
probe.bus = io->pi_sel.pc_bus;
probe.slot = io->pi_sel.pc_dev;
probe.func = io->pi_sel.pc_func;
@ -863,6 +866,7 @@ pci_ioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
case 4:
case 2:
case 1:
probe.hose = 0; /* XXXXX */
probe.bus = io->pi_sel.pc_bus;
probe.slot = io->pi_sel.pc_dev;
probe.func = io->pi_sel.pc_func;

4
sys/pci/pci.c
View File

@ -178,6 +178,7 @@ pci_readmaps(pcicfgregs *cfg, int maxmaps)
if (map64 == 0) {
if (base == 0 || base == 0xffffffff)
continue; /* skip invalid entry */
pci_cfgwrite(cfg, reg, 0xffffffff, 4);
testval = pci_cfgread(cfg, reg, 4);
pci_cfgwrite(cfg, reg, base, 4);
@ -346,6 +347,7 @@ pci_readcfg(pcicfgregs *probe)
devlist_entry = NULL;
if (pci_cfgread(probe, PCIR_DEVVENDOR, 4) != -1) {
devlist_entry = malloc(sizeof(struct pci_devinfo),
M_DEVBUF, M_WAITOK);
if (devlist_entry == NULL)
@ -843,6 +845,7 @@ pci_ioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
case 4:
case 2:
case 1:
probe.hose = 0; /* XXXXX */
probe.bus = io->pi_sel.pc_bus;
probe.slot = io->pi_sel.pc_dev;
probe.func = io->pi_sel.pc_func;
@ -863,6 +866,7 @@ pci_ioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
case 4:
case 2:
case 1:
probe.hose = 0; /* XXXXX */
probe.bus = io->pi_sel.pc_bus;
probe.slot = io->pi_sel.pc_dev;
probe.func = io->pi_sel.pc_func;