diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-14 23:10:00 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-14 23:10:00 -0400 |
| commit | 4c0e176dd5e4c44dd60f398518f75eedbe1a65f3 (patch) | |
| tree | 07aea7539f78f221c6fc535a94a07befa2afdb63 /arch/x86_64/kernel/mpparse.c | |
| parent | f241be74b803dcf9d70c9978292946370654320f (diff) | |
| parent | 2ba84684e8cf6f980e4e95a2300f53a505eb794e (diff) | |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/x86_64/kernel/mpparse.c')
| -rw-r--r-- | arch/x86_64/kernel/mpparse.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c index 08abf9f5b15..79c362d03e2 100644 --- a/arch/x86_64/kernel/mpparse.c +++ b/arch/x86_64/kernel/mpparse.c @@ -970,8 +970,21 @@ int mp_register_gsi(u32 gsi, int edge_level, int active_high_low) * due to unused I/O APIC pins. */ int irq = gsi; - gsi = pci_irq++; - gsi_to_irq[irq] = gsi; + if (gsi < MAX_GSI_NUM) { + if (gsi > 15) + gsi = pci_irq++; +#ifdef CONFIG_ACPI_BUS + /* + * Don't assign IRQ used by ACPI SCI + */ + if (gsi == acpi_fadt.sci_int) + gsi = pci_irq++; +#endif + gsi_to_irq[irq] = gsi; + } else { + printk(KERN_ERR "GSI %u is too high\n", gsi); + return gsi; + } } io_apic_set_pci_routing(ioapic, ioapic_pin, gsi, |