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Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
-rw-r--r--arch/x86/kernel/acpi/boot.c96
1 files changed, 47 insertions, 49 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index d37593c2f438..4cb5964f1499 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -912,8 +912,8 @@ static u8 __init uniq_ioapic_id(u8 id)
912 DECLARE_BITMAP(used, 256); 912 DECLARE_BITMAP(used, 256);
913 bitmap_zero(used, 256); 913 bitmap_zero(used, 256);
914 for (i = 0; i < nr_ioapics; i++) { 914 for (i = 0; i < nr_ioapics; i++) {
915 struct mp_config_ioapic *ia = &mp_ioapics[i]; 915 struct mpc_ioapic *ia = &mp_ioapics[i];
916 __set_bit(ia->mp_apicid, used); 916 __set_bit(ia->apicid, used);
917 } 917 }
918 if (!test_bit(id, used)) 918 if (!test_bit(id, used))
919 return id; 919 return id;
@@ -945,47 +945,47 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
945 945
946 idx = nr_ioapics; 946 idx = nr_ioapics;
947 947
948 mp_ioapics[idx].mp_type = MP_IOAPIC; 948 mp_ioapics[idx].type = MP_IOAPIC;
949 mp_ioapics[idx].mp_flags = MPC_APIC_USABLE; 949 mp_ioapics[idx].flags = MPC_APIC_USABLE;
950 mp_ioapics[idx].mp_apicaddr = address; 950 mp_ioapics[idx].apicaddr = address;
951 951
952 set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address); 952 set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address);
953 mp_ioapics[idx].mp_apicid = uniq_ioapic_id(id); 953 mp_ioapics[idx].apicid = uniq_ioapic_id(id);
954#ifdef CONFIG_X86_32 954#ifdef CONFIG_X86_32
955 mp_ioapics[idx].mp_apicver = io_apic_get_version(idx); 955 mp_ioapics[idx].apicver = io_apic_get_version(idx);
956#else 956#else
957 mp_ioapics[idx].mp_apicver = 0; 957 mp_ioapics[idx].apicver = 0;
958#endif 958#endif
959 /* 959 /*
960 * Build basic GSI lookup table to facilitate gsi->io_apic lookups 960 * Build basic GSI lookup table to facilitate gsi->io_apic lookups
961 * and to prevent reprogramming of IOAPIC pins (PCI GSIs). 961 * and to prevent reprogramming of IOAPIC pins (PCI GSIs).
962 */ 962 */
963 mp_ioapic_routing[idx].apic_id = mp_ioapics[idx].mp_apicid; 963 mp_ioapic_routing[idx].apic_id = mp_ioapics[idx].apicid;
964 mp_ioapic_routing[idx].gsi_base = gsi_base; 964 mp_ioapic_routing[idx].gsi_base = gsi_base;
965 mp_ioapic_routing[idx].gsi_end = gsi_base + 965 mp_ioapic_routing[idx].gsi_end = gsi_base +
966 io_apic_get_redir_entries(idx); 966 io_apic_get_redir_entries(idx);
967 967
968 printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%lx, " 968 printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%x, "
969 "GSI %d-%d\n", idx, mp_ioapics[idx].mp_apicid, 969 "GSI %d-%d\n", idx, mp_ioapics[idx].apicid,
970 mp_ioapics[idx].mp_apicver, mp_ioapics[idx].mp_apicaddr, 970 mp_ioapics[idx].apicver, mp_ioapics[idx].apicaddr,
971 mp_ioapic_routing[idx].gsi_base, mp_ioapic_routing[idx].gsi_end); 971 mp_ioapic_routing[idx].gsi_base, mp_ioapic_routing[idx].gsi_end);
972 972
973 nr_ioapics++; 973 nr_ioapics++;
974} 974}
975 975
976static void assign_to_mp_irq(struct mp_config_intsrc *m, 976static void assign_to_mp_irq(struct mpc_intsrc *m,
977 struct mp_config_intsrc *mp_irq) 977 struct mpc_intsrc *mp_irq)
978{ 978{
979 memcpy(mp_irq, m, sizeof(struct mp_config_intsrc)); 979 memcpy(mp_irq, m, sizeof(struct mpc_intsrc));
980} 980}
981 981
982static int mp_irq_cmp(struct mp_config_intsrc *mp_irq, 982static int mp_irq_cmp(struct mpc_intsrc *mp_irq,
983 struct mp_config_intsrc *m) 983 struct mpc_intsrc *m)
984{ 984{
985 return memcmp(mp_irq, m, sizeof(struct mp_config_intsrc)); 985 return memcmp(mp_irq, m, sizeof(struct mpc_intsrc));
986} 986}
987 987
988static void save_mp_irq(struct mp_config_intsrc *m) 988static void save_mp_irq(struct mpc_intsrc *m)
989{ 989{
990 int i; 990 int i;
991 991
@@ -1003,7 +1003,7 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
1003{ 1003{
1004 int ioapic; 1004 int ioapic;
1005 int pin; 1005 int pin;
1006 struct mp_config_intsrc mp_irq; 1006 struct mpc_intsrc mp_irq;
1007 1007
1008 /* 1008 /*
1009 * Convert 'gsi' to 'ioapic.pin'. 1009 * Convert 'gsi' to 'ioapic.pin'.
@@ -1021,13 +1021,13 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
1021 if ((bus_irq == 0) && (trigger == 3)) 1021 if ((bus_irq == 0) && (trigger == 3))
1022 trigger = 1; 1022 trigger = 1;
1023 1023
1024 mp_irq.mp_type = MP_INTSRC; 1024 mp_irq.type = MP_INTSRC;
1025 mp_irq.mp_irqtype = mp_INT; 1025 mp_irq.irqtype = mp_INT;
1026 mp_irq.mp_irqflag = (trigger << 2) | polarity; 1026 mp_irq.irqflag = (trigger << 2) | polarity;
1027 mp_irq.mp_srcbus = MP_ISA_BUS; 1027 mp_irq.srcbus = MP_ISA_BUS;
1028 mp_irq.mp_srcbusirq = bus_irq; /* IRQ */ 1028 mp_irq.srcbusirq = bus_irq; /* IRQ */
1029 mp_irq.mp_dstapic = mp_ioapics[ioapic].mp_apicid; /* APIC ID */ 1029 mp_irq.dstapic = mp_ioapics[ioapic].apicid; /* APIC ID */
1030 mp_irq.mp_dstirq = pin; /* INTIN# */ 1030 mp_irq.dstirq = pin; /* INTIN# */
1031 1031
1032 save_mp_irq(&mp_irq); 1032 save_mp_irq(&mp_irq);
1033} 1033}
@@ -1037,7 +1037,7 @@ void __init mp_config_acpi_legacy_irqs(void)
1037 int i; 1037 int i;
1038 int ioapic; 1038 int ioapic;
1039 unsigned int dstapic; 1039 unsigned int dstapic;
1040 struct mp_config_intsrc mp_irq; 1040 struct mpc_intsrc mp_irq;
1041 1041
1042#if defined (CONFIG_MCA) || defined (CONFIG_EISA) 1042#if defined (CONFIG_MCA) || defined (CONFIG_EISA)
1043 /* 1043 /*
@@ -1062,7 +1062,7 @@ void __init mp_config_acpi_legacy_irqs(void)
1062 ioapic = mp_find_ioapic(0); 1062 ioapic = mp_find_ioapic(0);
1063 if (ioapic < 0) 1063 if (ioapic < 0)
1064 return; 1064 return;
1065 dstapic = mp_ioapics[ioapic].mp_apicid; 1065 dstapic = mp_ioapics[ioapic].apicid;
1066 1066
1067 /* 1067 /*
1068 * Use the default configuration for the IRQs 0-15. Unless 1068 * Use the default configuration for the IRQs 0-15. Unless
@@ -1072,16 +1072,14 @@ void __init mp_config_acpi_legacy_irqs(void)
1072 int idx; 1072 int idx;
1073 1073
1074 for (idx = 0; idx < mp_irq_entries; idx++) { 1074 for (idx = 0; idx < mp_irq_entries; idx++) {
1075 struct mp_config_intsrc *irq = mp_irqs + idx; 1075 struct mpc_intsrc *irq = mp_irqs + idx;
1076 1076
1077 /* Do we already have a mapping for this ISA IRQ? */ 1077 /* Do we already have a mapping for this ISA IRQ? */
1078 if (irq->mp_srcbus == MP_ISA_BUS 1078 if (irq->srcbus == MP_ISA_BUS && irq->srcbusirq == i)
1079 && irq->mp_srcbusirq == i)
1080 break; 1079 break;
1081 1080
1082 /* Do we already have a mapping for this IOAPIC pin */ 1081 /* Do we already have a mapping for this IOAPIC pin */
1083 if (irq->mp_dstapic == dstapic && 1082 if (irq->dstapic == dstapic && irq->dstirq == i)
1084 irq->mp_dstirq == i)
1085 break; 1083 break;
1086 } 1084 }
1087 1085
@@ -1090,13 +1088,13 @@ void __init mp_config_acpi_legacy_irqs(void)
1090 continue; /* IRQ already used */ 1088 continue; /* IRQ already used */
1091 } 1089 }
1092 1090
1093 mp_irq.mp_type = MP_INTSRC; 1091 mp_irq.type = MP_INTSRC;
1094 mp_irq.mp_irqflag = 0; /* Conforming */ 1092 mp_irq.irqflag = 0; /* Conforming */
1095 mp_irq.mp_srcbus = MP_ISA_BUS; 1093 mp_irq.srcbus = MP_ISA_BUS;
1096 mp_irq.mp_dstapic = dstapic; 1094 mp_irq.dstapic = dstapic;
1097 mp_irq.mp_irqtype = mp_INT; 1095 mp_irq.irqtype = mp_INT;
1098 mp_irq.mp_srcbusirq = i; /* Identity mapped */ 1096 mp_irq.srcbusirq = i; /* Identity mapped */
1099 mp_irq.mp_dstirq = i; 1097 mp_irq.dstirq = i;
1100 1098
1101 save_mp_irq(&mp_irq); 1099 save_mp_irq(&mp_irq);
1102 } 1100 }
@@ -1207,22 +1205,22 @@ int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
1207 u32 gsi, int triggering, int polarity) 1205 u32 gsi, int triggering, int polarity)
1208{ 1206{
1209#ifdef CONFIG_X86_MPPARSE 1207#ifdef CONFIG_X86_MPPARSE
1210 struct mp_config_intsrc mp_irq; 1208 struct mpc_intsrc mp_irq;
1211 int ioapic; 1209 int ioapic;
1212 1210
1213 if (!acpi_ioapic) 1211 if (!acpi_ioapic)
1214 return 0; 1212 return 0;
1215 1213
1216 /* print the entry should happen on mptable identically */ 1214 /* print the entry should happen on mptable identically */
1217 mp_irq.mp_type = MP_INTSRC; 1215 mp_irq.type = MP_INTSRC;
1218 mp_irq.mp_irqtype = mp_INT; 1216 mp_irq.irqtype = mp_INT;
1219 mp_irq.mp_irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) | 1217 mp_irq.irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) |
1220 (polarity == ACPI_ACTIVE_HIGH ? 1 : 3); 1218 (polarity == ACPI_ACTIVE_HIGH ? 1 : 3);
1221 mp_irq.mp_srcbus = number; 1219 mp_irq.srcbus = number;
1222 mp_irq.mp_srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3); 1220 mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3);
1223 ioapic = mp_find_ioapic(gsi); 1221 ioapic = mp_find_ioapic(gsi);
1224 mp_irq.mp_dstapic = mp_ioapic_routing[ioapic].apic_id; 1222 mp_irq.dstapic = mp_ioapic_routing[ioapic].apic_id;
1225 mp_irq.mp_dstirq = gsi - mp_ioapic_routing[ioapic].gsi_base; 1223 mp_irq.dstirq = gsi - mp_ioapic_routing[ioapic].gsi_base;
1226 1224
1227 save_mp_irq(&mp_irq); 1225 save_mp_irq(&mp_irq);
1228#endif 1226#endif