From e3e3ffa20351b32b5eaa6020d051305c8d803ed4 Mon Sep 17 00:00:00 2001 From: Alexey Starikovskiy Date: Mon, 17 Mar 2008 22:08:11 +0300 Subject: [PATCH] x86: add uniq_ioapic_id to mpparse_32.c Signed-off-by: Alexey Starikovskiy Signed-off-by: Ingo Molnar --- arch/x86/kernel/mpparse_32.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c index fd89d3521bd3..838e4974e1ce 100644 --- a/arch/x86/kernel/mpparse_32.c +++ b/arch/x86/kernel/mpparse_32.c @@ -922,31 +922,30 @@ static int mp_find_ioapic (int gsi) return -1; } +static u8 uniq_ioapic_id(u8 id) +{ + if ((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) && + !APIC_XAPIC(apic_version[boot_cpu_physical_apicid])) + return io_apic_get_unique_id(nr_ioapics, id); + else + return id; +} + void __init mp_register_ioapic(u8 id, u32 address, u32 gsi_base) { int idx = 0; - int tmpid; if (bad_ioapic(address)) return; - idx = nr_ioapics++; + idx = nr_ioapics; mp_ioapics[idx].mpc_type = MP_IOAPIC; mp_ioapics[idx].mpc_flags = MPC_APIC_USABLE; mp_ioapics[idx].mpc_apicaddr = address; set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address); - if ((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) - && !APIC_XAPIC(apic_version[boot_cpu_physical_apicid])) - tmpid = io_apic_get_unique_id(idx, id); - else - tmpid = id; - if (tmpid == -1) { - nr_ioapics--; - return; - } - mp_ioapics[idx].mpc_apicid = tmpid; + mp_ioapics[idx].mpc_apicid = uniq_ioapic_id(id); mp_ioapics[idx].mpc_apicver = io_apic_get_version(idx); /* @@ -960,9 +959,12 @@ void __init mp_register_ioapic(u8 id, u32 address, u32 gsi_base) printk("IOAPIC[%d]: apic_id %d, version %d, address 0x%x, " "GSI %d-%d\n", idx, mp_ioapics[idx].mpc_apicid, - mp_ioapics[idx].mpc_apicver, mp_ioapics[idx].mpc_apicaddr, + mp_ioapics[idx].mpc_apicver, + mp_ioapics[idx].mpc_apicaddr, mp_ioapic_routing[idx].gsi_base, mp_ioapic_routing[idx].gsi_end); + + nr_ioapics++; } void __init -- 2.20.1