Merge branch 'x86/core' into core/ipi

5 files changed, 79 insertions, 101 deletions

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 7678f10c456..a18eb7ce223 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -37,15 +37,10 @@
 #include <asm/pgtable.h>
 #include <asm/io_apic.h>
 #include <asm/apic.h>
-#include <asm/genapic.h>
 #include <asm/io.h>
 #include <asm/mpspec.h>
 #include <asm/smp.h>
 
-#ifdef CONFIG_X86_LOCAL_APIC
-# include <mach_apic.h>
-#endif
-
 static int __initdata acpi_force = 0;
 u32 acpi_rsdt_forced;
 #ifdef  CONFIG_ACPI
@@ -56,16 +51,7 @@ int acpi_disabled = 1;
 EXPORT_SYMBOL(acpi_disabled);
 
 #ifdef  CONFIG_X86_64
-
-#include <asm/proto.h>
-
-#else                           /* X86 */
-
-#ifdef  CONFIG_X86_LOCAL_APIC
-#include <mach_apic.h>
-#include <mach_mpparse.h>
-#endif                          /* CONFIG_X86_LOCAL_APIC */
-
+# include <asm/proto.h>
 #endif                          /* X86 */
 
 #define BAD_MADT_ENTRY(entry, end) (                                        \
@@ -121,35 +107,18 @@ enum acpi_irq_model_id acpi_irq_model = ACPI_IRQ_MODEL_PIC;
  */
 char *__init __acpi_map_table(unsigned long phys, unsigned long size)
 {
-        unsigned long base, offset, mapped_size;
-        int idx;
 
         if (!phys || !size)
                 return NULL;
 
-        if (phys+size <= (max_low_pfn_mapped << PAGE_SHIFT))
-                return __va(phys);
-
-        offset = phys & (PAGE_SIZE - 1);
-        mapped_size = PAGE_SIZE - offset;
-        clear_fixmap(FIX_ACPI_END);
-        set_fixmap(FIX_ACPI_END, phys);
-        base = fix_to_virt(FIX_ACPI_END);
-
-        /*
-         * Most cases can be covered by the below.
-         */
-        idx = FIX_ACPI_END;
-        while (mapped_size < size) {
-                if (--idx < FIX_ACPI_BEGIN)
-                        return NULL;    /* cannot handle this */
-                phys += PAGE_SIZE;
-                clear_fixmap(idx);
-                set_fixmap(idx, phys);
-                mapped_size += PAGE_SIZE;
-        }
+        return early_ioremap(phys, size);
+}
+void __init __acpi_unmap_table(char *map, unsigned long size)
+{
+        if (!map || !size)
+                return;
 
-        return ((unsigned char *)base + offset);
+        early_iounmap(map, size);
 }
 
 #ifdef CONFIG_PCI_MMCONFIG
@@ -239,7 +208,8 @@ static int __init acpi_parse_madt(struct acpi_table_header *table)
                        madt->address);
         }
 
-        acpi_madt_oem_check(madt->header.oem_id, madt->header.oem_table_id);
+        default_acpi_madt_oem_check(madt->header.oem_id,
+                                    madt->header.oem_table_id);
 
         return 0;
 }
@@ -884,7 +854,7 @@ static struct {
         DECLARE_BITMAP(pin_programmed, MP_MAX_IOAPIC_PIN + 1);
 } mp_ioapic_routing[MAX_IO_APICS];
 
-static int mp_find_ioapic(int gsi)
+int mp_find_ioapic(int gsi)
 {
         int i = 0;
 
@@ -899,6 +869,16 @@ static int mp_find_ioapic(int gsi)
         return -1;
 }
 
+int mp_find_ioapic_pin(int ioapic, int gsi)
+{
+        if (WARN_ON(ioapic == -1))
+                return -1;
+        if (WARN_ON(gsi > mp_ioapic_routing[ioapic].gsi_end))
+                return -1;
+
+        return gsi - mp_ioapic_routing[ioapic].gsi_base;
+}
+
 static u8 __init uniq_ioapic_id(u8 id)
 {
 #ifdef CONFIG_X86_32
@@ -912,8 +892,8 @@ static u8 __init uniq_ioapic_id(u8 id)
         DECLARE_BITMAP(used, 256);
         bitmap_zero(used, 256);
         for (i = 0; i < nr_ioapics; i++) {
-                struct mp_config_ioapic *ia = &mp_ioapics[i];
-                __set_bit(ia->mp_apicid, used);
+                struct mpc_ioapic *ia = &mp_ioapics[i];
+                __set_bit(ia->apicid, used);
         }
         if (!test_bit(id, used))
                 return id;
@@ -945,29 +925,29 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
 
         idx = nr_ioapics;
 
-        mp_ioapics[idx].mp_type = MP_IOAPIC;
-        mp_ioapics[idx].mp_flags = MPC_APIC_USABLE;
-        mp_ioapics[idx].mp_apicaddr = address;
+        mp_ioapics[idx].type = MP_IOAPIC;
+        mp_ioapics[idx].flags = MPC_APIC_USABLE;
+        mp_ioapics[idx].apicaddr = address;
 
         set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address);
-        mp_ioapics[idx].mp_apicid = uniq_ioapic_id(id);
+        mp_ioapics[idx].apicid = uniq_ioapic_id(id);
 #ifdef CONFIG_X86_32
-        mp_ioapics[idx].mp_apicver = io_apic_get_version(idx);
+        mp_ioapics[idx].apicver = io_apic_get_version(idx);
 #else
-        mp_ioapics[idx].mp_apicver = 0;
+        mp_ioapics[idx].apicver = 0;
 #endif
         /*
          * Build basic GSI lookup table to facilitate gsi->io_apic lookups
          * and to prevent reprogramming of IOAPIC pins (PCI GSIs).
          */
-        mp_ioapic_routing[idx].apic_id = mp_ioapics[idx].mp_apicid;
+        mp_ioapic_routing[idx].apic_id = mp_ioapics[idx].apicid;
         mp_ioapic_routing[idx].gsi_base = gsi_base;
         mp_ioapic_routing[idx].gsi_end = gsi_base +
             io_apic_get_redir_entries(idx);
 
-        printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%lx, "
-               "GSI %d-%d\n", idx, mp_ioapics[idx].mp_apicid,
-               mp_ioapics[idx].mp_apicver, mp_ioapics[idx].mp_apicaddr,
+        printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%x, "
+               "GSI %d-%d\n", idx, mp_ioapics[idx].apicid,
+               mp_ioapics[idx].apicver, mp_ioapics[idx].apicaddr,
                mp_ioapic_routing[idx].gsi_base, mp_ioapic_routing[idx].gsi_end);
 
         nr_ioapics++;
@@ -996,19 +976,19 @@ int __init acpi_probe_gsi(void)
         return max_gsi + 1;
 }
 
-static void assign_to_mp_irq(struct mp_config_intsrc *m,
-                                    struct mp_config_intsrc *mp_irq)
+static void assign_to_mp_irq(struct mpc_intsrc *m,
+                                    struct mpc_intsrc *mp_irq)
 {
-        memcpy(mp_irq, m, sizeof(struct mp_config_intsrc));
+        memcpy(mp_irq, m, sizeof(struct mpc_intsrc));
 }
 
-static int mp_irq_cmp(struct mp_config_intsrc *mp_irq,
-                                struct mp_config_intsrc *m)
+static int mp_irq_cmp(struct mpc_intsrc *mp_irq,
+                                struct mpc_intsrc *m)
 {
-        return memcmp(mp_irq, m, sizeof(struct mp_config_intsrc));
+        return memcmp(mp_irq, m, sizeof(struct mpc_intsrc));
 }
 
-static void save_mp_irq(struct mp_config_intsrc *m)
+static void save_mp_irq(struct mpc_intsrc *m)
 {
         int i;
 
@@ -1026,7 +1006,7 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
 {
         int ioapic;
         int pin;
-        struct mp_config_intsrc mp_irq;
+        struct mpc_intsrc mp_irq;
 
         /*
          * Convert 'gsi' to 'ioapic.pin'.
@@ -1034,7 +1014,7 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
         ioapic = mp_find_ioapic(gsi);
         if (ioapic < 0)
                 return;
-        pin = gsi - mp_ioapic_routing[ioapic].gsi_base;
+        pin = mp_find_ioapic_pin(ioapic, gsi);
 
         /*
          * TBD: This check is for faulty timer entries, where the override
@@ -1044,13 +1024,13 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
         if ((bus_irq == 0) && (trigger == 3))
                 trigger = 1;
 
-        mp_irq.mp_type = MP_INTSRC;
-        mp_irq.mp_irqtype = mp_INT;
-        mp_irq.mp_irqflag = (trigger << 2) | polarity;
-        mp_irq.mp_srcbus = MP_ISA_BUS;
-        mp_irq.mp_srcbusirq = bus_irq;  /* IRQ */
-        mp_irq.mp_dstapic = mp_ioapics[ioapic].mp_apicid; /* APIC ID */
-        mp_irq.mp_dstirq = pin; /* INTIN# */
+        mp_irq.type = MP_INTSRC;
+        mp_irq.irqtype = mp_INT;
+        mp_irq.irqflag = (trigger << 2) | polarity;
+        mp_irq.srcbus = MP_ISA_BUS;
+        mp_irq.srcbusirq = bus_irq;     /* IRQ */
+        mp_irq.dstapic = mp_ioapics[ioapic].apicid; /* APIC ID */
+        mp_irq.dstirq = pin;    /* INTIN# */
 
         save_mp_irq(&mp_irq);
 }
@@ -1060,7 +1040,7 @@ void __init mp_config_acpi_legacy_irqs(void)
         int i;
         int ioapic;
         unsigned int dstapic;
-        struct mp_config_intsrc mp_irq;
+        struct mpc_intsrc mp_irq;
 
 #if defined (CONFIG_MCA) || defined (CONFIG_EISA)
         /*
@@ -1085,7 +1065,7 @@ void __init mp_config_acpi_legacy_irqs(void)
         ioapic = mp_find_ioapic(0);
         if (ioapic < 0)
                 return;
-        dstapic = mp_ioapics[ioapic].mp_apicid;
+        dstapic = mp_ioapics[ioapic].apicid;
 
         /*
          * Use the default configuration for the IRQs 0-15.  Unless
@@ -1095,16 +1075,14 @@ void __init mp_config_acpi_legacy_irqs(void)
                 int idx;
 
                 for (idx = 0; idx < mp_irq_entries; idx++) {
-                        struct mp_config_intsrc *irq = mp_irqs + idx;
+                        struct mpc_intsrc *irq = mp_irqs + idx;
 
                         /* Do we already have a mapping for this ISA IRQ? */
-                        if (irq->mp_srcbus == MP_ISA_BUS
-                            && irq->mp_srcbusirq == i)
+                        if (irq->srcbus == MP_ISA_BUS && irq->srcbusirq == i)
                                 break;
 
                         /* Do we already have a mapping for this IOAPIC pin */
-                        if (irq->mp_dstapic == dstapic &&
-                            irq->mp_dstirq == i)
+                        if (irq->dstapic == dstapic && irq->dstirq == i)
                                 break;
                 }
 
@@ -1113,13 +1091,13 @@ void __init mp_config_acpi_legacy_irqs(void)
                         continue;       /* IRQ already used */
                 }
 
-                mp_irq.mp_type = MP_INTSRC;
-                mp_irq.mp_irqflag = 0;  /* Conforming */
-                mp_irq.mp_srcbus = MP_ISA_BUS;
-                mp_irq.mp_dstapic = dstapic;
-                mp_irq.mp_irqtype = mp_INT;
-                mp_irq.mp_srcbusirq = i; /* Identity mapped */
-                mp_irq.mp_dstirq = i;
+                mp_irq.type = MP_INTSRC;
+                mp_irq.irqflag = 0;     /* Conforming */
+                mp_irq.srcbus = MP_ISA_BUS;
+                mp_irq.dstapic = dstapic;
+                mp_irq.irqtype = mp_INT;
+                mp_irq.srcbusirq = i; /* Identity mapped */
+                mp_irq.dstirq = i;
 
                 save_mp_irq(&mp_irq);
         }
@@ -1156,7 +1134,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
                 return gsi;
         }
 
-        ioapic_pin = gsi - mp_ioapic_routing[ioapic].gsi_base;
+        ioapic_pin = mp_find_ioapic_pin(ioapic, gsi);
 
 #ifdef CONFIG_X86_32
         if (ioapic_renumber_irq)
@@ -1230,22 +1208,22 @@ int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
                         u32 gsi, int triggering, int polarity)
 {
 #ifdef CONFIG_X86_MPPARSE
-        struct mp_config_intsrc mp_irq;
+        struct mpc_intsrc mp_irq;
         int ioapic;
 
         if (!acpi_ioapic)
                 return 0;
 
         /* print the entry should happen on mptable identically */
-        mp_irq.mp_type = MP_INTSRC;
-        mp_irq.mp_irqtype = mp_INT;
-        mp_irq.mp_irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) |
+        mp_irq.type = MP_INTSRC;
+        mp_irq.irqtype = mp_INT;
+        mp_irq.irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) |
                                 (polarity == ACPI_ACTIVE_HIGH ? 1 : 3);
-        mp_irq.mp_srcbus = number;
-        mp_irq.mp_srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3);
+        mp_irq.srcbus = number;
+        mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3);
         ioapic = mp_find_ioapic(gsi);
-        mp_irq.mp_dstapic = mp_ioapic_routing[ioapic].apic_id;
-        mp_irq.mp_dstirq = gsi - mp_ioapic_routing[ioapic].gsi_base;
+        mp_irq.dstapic = mp_ioapic_routing[ioapic].apic_id;
+        mp_irq.dstirq = mp_find_ioapic_pin(ioapic, gsi);
 
         save_mp_irq(&mp_irq);
 #endif
@@ -1372,7 +1350,7 @@ static void __init acpi_process_madt(void)
                 if (!error) {
                         acpi_lapic = 1;
 
-#ifdef CONFIG_X86_GENERICARCH
+#ifdef CONFIG_X86_BIGSMP
                         generic_bigsmp_probe();
 #endif
                         /*
@@ -1384,9 +1362,8 @@ static void __init acpi_process_madt(void)
                                 acpi_ioapic = 1;
 
                                 smp_found_config = 1;
-#ifdef CONFIG_X86_32
-                                setup_apic_routing();
-#endif
+                                if (apic->setup_apic_routing)
+                                        apic->setup_apic_routing();
                         }
                 }
                 if (error == -EINVAL) {
diff --git a/arch/x86/kernel/acpi/realmode/wakeup.S b/arch/x86/kernel/acpi/realmode/wakeup.S
index 3355973b12a..580b4e29601 100644
--- a/arch/x86/kernel/acpi/realmode/wakeup.S
+++ b/arch/x86/kernel/acpi/realmode/wakeup.S
@@ -3,8 +3,8 @@
  */
 #include <asm/segment.h>
 #include <asm/msr-index.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
+#include <asm/page_types.h>
+#include <asm/pgtable_types.h>
 #include <asm/processor-flags.h>
 
         .code16
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index a60c1f3bcb8..7c243a2c511 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -101,6 +101,7 @@ int acpi_save_state_mem(void)
         stack_start.sp = temp_stack + sizeof(temp_stack);
         early_gdt_descr.address =
                         (unsigned long)get_cpu_gdt_table(smp_processor_id());
+        initial_gs = per_cpu_offset(smp_processor_id());
 #endif
         initial_code = (unsigned long)wakeup_long64;
         saved_magic = 0x123456789abcdef0;
diff --git a/arch/x86/kernel/acpi/wakeup_32.S b/arch/x86/kernel/acpi/wakeup_32.S
index a12e6a9fb65..8ded418b059 100644
--- a/arch/x86/kernel/acpi/wakeup_32.S
+++ b/arch/x86/kernel/acpi/wakeup_32.S
@@ -1,7 +1,7 @@
         .section .text.page_aligned
 #include <linux/linkage.h>
 #include <asm/segment.h>
-#include <asm/page.h>
+#include <asm/page_types.h>
 
 # Copyright 2003, 2008 Pavel Machek <pavel@suse.cz>, distribute under GPLv2
 
diff --git a/arch/x86/kernel/acpi/wakeup_64.S b/arch/x86/kernel/acpi/wakeup_64.S
index 96258d9dc97..8ea5164cbd0 100644
--- a/arch/x86/kernel/acpi/wakeup_64.S
+++ b/arch/x86/kernel/acpi/wakeup_64.S
@@ -1,8 +1,8 @@
 .text
 #include <linux/linkage.h>
 #include <asm/segment.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
+#include <asm/pgtable_types.h>
+#include <asm/page_types.h>
 #include <asm/msr.h>
 #include <asm/asm-offsets.h>