diff options
| author | jhb <jhb@FreeBSD.org> | 2005-11-07 21:48:45 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2005-11-07 21:48:45 +0000 |
| commit | c8b7335642641bd403aeaa050cf2aa055f43306f (patch) | |
| tree | f784df1ed9f84fd684450d360588361c54ae65a6 /sys/dev/acpica/acpi.c | |
| parent | 0b5e9aff8c80cb17f2c5c333749007fc05c51bf1 (diff) | |
| download | FreeBSD-src-c8b7335642641bd403aeaa050cf2aa055f43306f.zip FreeBSD-src-c8b7335642641bd403aeaa050cf2aa055f43306f.tar.gz | |
Work around at least one busted BIOS. If we get a source index in a _PRT
entry that is not zero, assume that it is really a hard-wired IRQ (commonly
used for APIC routing) and not a source index. In practice, we've only
ever seen source indices of 0 for legitimate non-hard-wired _PRT entries.
Reviewed by: njl
Tested by: Alex Lyashkov shadow at psoft dot net
MFC after: 2 weeks
Diffstat (limited to 'sys/dev/acpica/acpi.c')
| -rw-r--r-- | sys/dev/acpica/acpi.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/acpica/acpi.c b/sys/dev/acpica/acpi.c index bb34549..2823f62 100644 --- a/sys/dev/acpica/acpi.c +++ b/sys/dev/acpica/acpi.c @@ -1497,13 +1497,13 @@ acpi_probe_order(ACPI_HANDLE handle, int *order) ret = 0; if (acpi_MatchHid(handle, "PNP0C01") || acpi_MatchHid(handle, "PNP0C02")) { *order = 1; - ret = 1; + ret = 0; } else if (acpi_MatchHid(handle, "PNP0C09")) { *order = 2; - ret = 1; + ret = 0; } else if (acpi_MatchHid(handle, "PNP0C0F")) { *order = 3; - ret = 1; + ret = 0; } return (ret); |
