aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86_64/kernel/io_apic.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86_64/kernel/io_apic.c')
-rw-r--r--arch/x86_64/kernel/io_apic.c31
1 files changed, 1 insertions, 30 deletions
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index b7d2b76b92d..2a2df14dab7 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -907,10 +907,6 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in
907 enable_8259A_irq(0); 907 enable_8259A_irq(0);
908} 908}
909 909
910void __init UNEXPECTED_IO_APIC(void)
911{
912}
913
914void __apicdebuginit print_IO_APIC(void) 910void __apicdebuginit print_IO_APIC(void)
915{ 911{
916 int apic, i; 912 int apic, i;
@@ -946,40 +942,16 @@ void __apicdebuginit print_IO_APIC(void)
946 printk(KERN_DEBUG "IO APIC #%d......\n", mp_ioapics[apic].mpc_apicid); 942 printk(KERN_DEBUG "IO APIC #%d......\n", mp_ioapics[apic].mpc_apicid);
947 printk(KERN_DEBUG ".... register #00: %08X\n", reg_00.raw); 943 printk(KERN_DEBUG ".... register #00: %08X\n", reg_00.raw);
948 printk(KERN_DEBUG "....... : physical APIC id: %02X\n", reg_00.bits.ID); 944 printk(KERN_DEBUG "....... : physical APIC id: %02X\n", reg_00.bits.ID);
949 if (reg_00.bits.__reserved_1 || reg_00.bits.__reserved_2)
950 UNEXPECTED_IO_APIC();
951 945
952 printk(KERN_DEBUG ".... register #01: %08X\n", *(int *)&reg_01); 946 printk(KERN_DEBUG ".... register #01: %08X\n", *(int *)&reg_01);
953 printk(KERN_DEBUG "....... : max redirection entries: %04X\n", reg_01.bits.entries); 947 printk(KERN_DEBUG "....... : max redirection entries: %04X\n", reg_01.bits.entries);
954 if ( (reg_01.bits.entries != 0x0f) && /* older (Neptune) boards */
955 (reg_01.bits.entries != 0x17) && /* typical ISA+PCI boards */
956 (reg_01.bits.entries != 0x1b) && /* Compaq Proliant boards */
957 (reg_01.bits.entries != 0x1f) && /* dual Xeon boards */
958 (reg_01.bits.entries != 0x22) && /* bigger Xeon boards */
959 (reg_01.bits.entries != 0x2E) &&
960 (reg_01.bits.entries != 0x3F) &&
961 (reg_01.bits.entries != 0x03)
962 )
963 UNEXPECTED_IO_APIC();
964 948
965 printk(KERN_DEBUG "....... : PRQ implemented: %X\n", reg_01.bits.PRQ); 949 printk(KERN_DEBUG "....... : PRQ implemented: %X\n", reg_01.bits.PRQ);
966 printk(KERN_DEBUG "....... : IO APIC version: %04X\n", reg_01.bits.version); 950 printk(KERN_DEBUG "....... : IO APIC version: %04X\n", reg_01.bits.version);
967 if ( (reg_01.bits.version != 0x01) && /* 82489DX IO-APICs */
968 (reg_01.bits.version != 0x02) && /* 82801BA IO-APICs (ICH2) */
969 (reg_01.bits.version != 0x10) && /* oldest IO-APICs */
970 (reg_01.bits.version != 0x11) && /* Pentium/Pro IO-APICs */
971 (reg_01.bits.version != 0x13) && /* Xeon IO-APICs */
972 (reg_01.bits.version != 0x20) /* Intel P64H (82806 AA) */
973 )
974 UNEXPECTED_IO_APIC();
975 if (reg_01.bits.__reserved_1 || reg_01.bits.__reserved_2)
976 UNEXPECTED_IO_APIC();
977 951
978 if (reg_01.bits.version >= 0x10) { 952 if (reg_01.bits.version >= 0x10) {
979 printk(KERN_DEBUG ".... register #02: %08X\n", reg_02.raw); 953 printk(KERN_DEBUG ".... register #02: %08X\n", reg_02.raw);
980 printk(KERN_DEBUG "....... : arbitration: %02X\n", reg_02.bits.arbitration); 954 printk(KERN_DEBUG "....... : arbitration: %02X\n", reg_02.bits.arbitration);
981 if (reg_02.bits.__reserved_1 || reg_02.bits.__reserved_2)
982 UNEXPECTED_IO_APIC();
983 } 955 }
984 956
985 printk(KERN_DEBUG ".... IRQ redirection table:\n"); 957 printk(KERN_DEBUG ".... IRQ redirection table:\n");
@@ -1407,8 +1379,7 @@ static void irq_complete_move(unsigned int irq)
1407 1379
1408 vector = ~get_irq_regs()->orig_rax; 1380 vector = ~get_irq_regs()->orig_rax;
1409 me = smp_processor_id(); 1381 me = smp_processor_id();
1410 if ((vector == cfg->vector) && 1382 if ((vector == cfg->vector) && cpu_isset(me, cfg->domain)) {
1411 cpu_isset(smp_processor_id(), cfg->domain)) {
1412 cpumask_t cleanup_mask; 1383 cpumask_t cleanup_mask;
1413 1384
1414 cpus_and(cleanup_mask, cfg->old_domain, cpu_online_map); 1385 cpus_and(cleanup_mask, cfg->old_domain, cpu_online_map);