From: Aaron Young Date: Wed, 28 Jun 2006 15:34:55 +0000 (-0700) Subject: [IA64-SGI] fix prom revision checks in SN kernel X-Git-Tag: v2.6.18-rc1~428^2 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3e5e1a1b4f43bcfa1a34516e233911487c67307;p=linux-2.6 [IA64-SGI] fix prom revision checks in SN kernel The following patch fixes two spots in the SN kernel that check a fixed prom revision number to determine prom feature support. These checks are only valid on shub1 systems. They are invalid on shub2 systems which have a different prom with different revision numbers. Signed-off-by: Aaron Young Signed-off-by: Tony Luck --- diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index 97579348a5..3bfccf3543 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -458,7 +458,7 @@ void __init sn_setup(char **cmdline_p) * support here so we don't have to listen to failed keyboard probe * messages. */ - if (version <= 0x0209 && acpi_kbd_controller_present) { + if (is_shub1() && version <= 0x0209 && acpi_kbd_controller_present) { printk(KERN_INFO "Disabling legacy keyboard support as prom " "is too old and doesn't provide FADT\n"); acpi_kbd_controller_present = 0; diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c index 20de72791b..e4aa839d01 100644 --- a/arch/ia64/sn/pci/tioca_provider.c +++ b/arch/ia64/sn/pci/tioca_provider.c @@ -595,7 +595,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont /* sanity check prom rev */ - if (sn_sal_rev() < 0x0406) { + if (is_shub1() && sn_sal_rev() < 0x0406) { printk (KERN_ERR "%s: SGI prom rev 4.06 or greater required " "for tioca support\n", __FUNCTION__);