14 files changed, 274 insertions, 328 deletions

diff --git a/arch/i386/defconfig b/arch/i386/defconfig
index 5d80edfc61b7..bb0c376b62b3 100644
--- a/arch/i386/defconfig
+++ b/arch/i386/defconfig
@@ -466,7 +466,8 @@ CONFIG_FW_LOADER=y
 #
 # Plug and Play support
 #
-# CONFIG_PNP is not set
+CONFIG_PNP=y
+CONFIG_PNPACPI=y
 
 #
 # Block devices
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index cbcb2c27f48b..e94aff6888ca 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -66,7 +66,7 @@ static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id) { return
 
 #define BAD_MADT_ENTRY(entry, end) (                                        \
                 (!entry) || (unsigned long)entry + sizeof(*entry) > end ||  \
-                ((acpi_table_entry_header *)entry)->length < sizeof(*entry))
+                ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
 
 #define PREFIX                  "ACPI: "
 
@@ -79,7 +79,7 @@ int acpi_ioapic;
 int acpi_strict;
 EXPORT_SYMBOL(acpi_strict);
 
-acpi_interrupt_flags acpi_sci_flags __initdata;
+u8 acpi_sci_flags __initdata;
 int acpi_sci_override_gsi __initdata;
 int acpi_skip_timer_override __initdata;
 int acpi_use_timer_override __initdata;
@@ -92,11 +92,6 @@ static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
 #warning ACPI uses CMPXCHG, i486 and later hardware
 #endif
 
-#define MAX_MADT_ENTRIES        256
-u8 x86_acpiid_to_apicid[MAX_MADT_ENTRIES] =
-    {[0 ... MAX_MADT_ENTRIES - 1] = 0xff };
-EXPORT_SYMBOL(x86_acpiid_to_apicid);
-
 /* --------------------------------------------------------------------------
                               Boot-time Configuration
    -------------------------------------------------------------------------- */
@@ -166,30 +161,26 @@ char *__acpi_map_table(unsigned long phys, unsigned long size)
 
 #ifdef CONFIG_PCI_MMCONFIG
 /* The physical address of the MMCONFIG aperture.  Set from ACPI tables. */
-struct acpi_table_mcfg_config *pci_mmcfg_config;
+struct acpi_mcfg_allocation *pci_mmcfg_config;
 int pci_mmcfg_config_num;
 
-int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
+int __init acpi_parse_mcfg(struct acpi_table_header *header)
 {
         struct acpi_table_mcfg *mcfg;
         unsigned long i;
         int config_size;
 
-        if (!phys_addr || !size)
+        if (!header)
                 return -EINVAL;
 
-        mcfg = (struct acpi_table_mcfg *)__acpi_map_table(phys_addr, size);
-        if (!mcfg) {
-                printk(KERN_WARNING PREFIX "Unable to map MCFG\n");
-                return -ENODEV;
-        }
+        mcfg = (struct acpi_table_mcfg *)header;
 
         /* how many config structures do we have */
         pci_mmcfg_config_num = 0;
-        i = size - sizeof(struct acpi_table_mcfg);
-        while (i >= sizeof(struct acpi_table_mcfg_config)) {
+        i = header->length - sizeof(struct acpi_table_mcfg);
+        while (i >= sizeof(struct acpi_mcfg_allocation)) {
                 ++pci_mmcfg_config_num;
-                i -= sizeof(struct acpi_table_mcfg_config);
+                i -= sizeof(struct acpi_mcfg_allocation);
         };
         if (pci_mmcfg_config_num == 0) {
                 printk(KERN_ERR PREFIX "MMCONFIG has no entries\n");
@@ -204,9 +195,9 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
                 return -ENOMEM;
         }
 
-        memcpy(pci_mmcfg_config, &mcfg->config, config_size);
+        memcpy(pci_mmcfg_config, &mcfg[1], config_size);
         for (i = 0; i < pci_mmcfg_config_num; ++i) {
-                if (mcfg->config[i].base_reserved) {
+                if (pci_mmcfg_config[i].address > 0xFFFFFFFF) {
                         printk(KERN_ERR PREFIX
                                "MMCONFIG not in low 4GB of memory\n");
                         kfree(pci_mmcfg_config);
@@ -220,24 +211,24 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
 #endif                          /* CONFIG_PCI_MMCONFIG */
 
 #ifdef CONFIG_X86_LOCAL_APIC
-static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
+static int __init acpi_parse_madt(struct acpi_table_header *table)
 {
         struct acpi_table_madt *madt = NULL;
 
-        if (!phys_addr || !size || !cpu_has_apic)
+        if (!cpu_has_apic)
                 return -EINVAL;
 
-        madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size);
+        madt = (struct acpi_table_madt *)table;
         if (!madt) {
                 printk(KERN_WARNING PREFIX "Unable to map MADT\n");
                 return -ENODEV;
         }
 
-        if (madt->lapic_address) {
-                acpi_lapic_addr = (u64) madt->lapic_address;
+        if (madt->address) {
+                acpi_lapic_addr = (u64) madt->address;
 
                 printk(KERN_DEBUG PREFIX "Local APIC address 0x%08x\n",
-                       madt->lapic_address);
+                       madt->address);
         }
 
         acpi_madt_oem_check(madt->header.oem_id, madt->header.oem_table_id);
@@ -246,21 +237,17 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
 }
 
 static int __init
-acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end)
+acpi_parse_lapic(struct acpi_subtable_header * header, const unsigned long end)
 {
-        struct acpi_table_lapic *processor = NULL;
+        struct acpi_madt_local_apic *processor = NULL;
 
-        processor = (struct acpi_table_lapic *)header;
+        processor = (struct acpi_madt_local_apic *)header;
 
         if (BAD_MADT_ENTRY(processor, end))
                 return -EINVAL;
 
         acpi_table_print_madt_entry(header);
 
-        /* Record local apic id only when enabled */
-        if (processor->flags.enabled)
-                x86_acpiid_to_apicid[processor->acpi_id] = processor->id;
-
         /*
          * We need to register disabled CPU as well to permit
          * counting disabled CPUs. This allows us to size
@@ -269,18 +256,18 @@ acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end)
          * when we use CPU hotplug.
          */
         mp_register_lapic(processor->id,        /* APIC ID */
-                          processor->flags.enabled);    /* Enabled? */
+                          processor->lapic_flags & ACPI_MADT_ENABLED);  /* Enabled? */
 
         return 0;
 }
 
 static int __init
-acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header,
+acpi_parse_lapic_addr_ovr(struct acpi_subtable_header * header,
                           const unsigned long end)
 {
-        struct acpi_table_lapic_addr_ovr *lapic_addr_ovr = NULL;
+        struct acpi_madt_local_apic_override *lapic_addr_ovr = NULL;
 
-        lapic_addr_ovr = (struct acpi_table_lapic_addr_ovr *)header;
+        lapic_addr_ovr = (struct acpi_madt_local_apic_override *)header;
 
         if (BAD_MADT_ENTRY(lapic_addr_ovr, end))
                 return -EINVAL;
@@ -291,11 +278,11 @@ acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header,
 }
 
 static int __init
-acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end)
+acpi_parse_lapic_nmi(struct acpi_subtable_header * header, const unsigned long end)
 {
-        struct acpi_table_lapic_nmi *lapic_nmi = NULL;
+        struct acpi_madt_local_apic_nmi *lapic_nmi = NULL;
 
-        lapic_nmi = (struct acpi_table_lapic_nmi *)header;
+        lapic_nmi = (struct acpi_madt_local_apic_nmi *)header;
 
         if (BAD_MADT_ENTRY(lapic_nmi, end))
                 return -EINVAL;
@@ -313,11 +300,11 @@ acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end)
 #ifdef CONFIG_X86_IO_APIC
 
 static int __init
-acpi_parse_ioapic(acpi_table_entry_header * header, const unsigned long end)
+acpi_parse_ioapic(struct acpi_subtable_header * header, const unsigned long end)
 {
-        struct acpi_table_ioapic *ioapic = NULL;
+        struct acpi_madt_io_apic *ioapic = NULL;
 
-        ioapic = (struct acpi_table_ioapic *)header;
+        ioapic = (struct acpi_madt_io_apic *)header;
 
         if (BAD_MADT_ENTRY(ioapic, end))
                 return -EINVAL;
@@ -342,11 +329,11 @@ static void __init acpi_sci_ioapic_setup(u32 gsi, u16 polarity, u16 trigger)
                 polarity = 3;
 
         /* Command-line over-ride via acpi_sci= */
-        if (acpi_sci_flags.trigger)
-                trigger = acpi_sci_flags.trigger;
+        if (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK)
+                trigger = (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) >> 2;
 
-        if (acpi_sci_flags.polarity)
-                polarity = acpi_sci_flags.polarity;
+        if (acpi_sci_flags & ACPI_MADT_POLARITY_MASK)
+                polarity = acpi_sci_flags & ACPI_MADT_POLARITY_MASK;
 
         /*
          * mp_config_acpi_legacy_irqs() already setup IRQs < 16
@@ -357,51 +344,52 @@ static void __init acpi_sci_ioapic_setup(u32 gsi, u16 polarity, u16 trigger)
 
         /*
          * stash over-ride to indicate we've been here
-         * and for later update of acpi_fadt
+         * and for later update of acpi_gbl_FADT
          */
         acpi_sci_override_gsi = gsi;
         return;
 }
 
 static int __init
-acpi_parse_int_src_ovr(acpi_table_entry_header * header,
+acpi_parse_int_src_ovr(struct acpi_subtable_header * header,
                        const unsigned long end)
 {
-        struct acpi_table_int_src_ovr *intsrc = NULL;
+        struct acpi_madt_interrupt_override *intsrc = NULL;
 
-        intsrc = (struct acpi_table_int_src_ovr *)header;
+        intsrc = (struct acpi_madt_interrupt_override *)header;
 
         if (BAD_MADT_ENTRY(intsrc, end))
                 return -EINVAL;
 
         acpi_table_print_madt_entry(header);
 
-        if (intsrc->bus_irq == acpi_fadt.sci_int) {
+        if (intsrc->source_irq == acpi_gbl_FADT.sci_interrupt) {
                 acpi_sci_ioapic_setup(intsrc->global_irq,
-                                      intsrc->flags.polarity,
-                                      intsrc->flags.trigger);
+                                      intsrc->inti_flags & ACPI_MADT_POLARITY_MASK,
+                                      (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2);
                 return 0;
         }
 
         if (acpi_skip_timer_override &&
-            intsrc->bus_irq == 0 && intsrc->global_irq == 2) {
+            intsrc->source_irq == 0 && intsrc->global_irq == 2) {
                 printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n");
                 return 0;
         }
 
-        mp_override_legacy_irq(intsrc->bus_irq,
-                               intsrc->flags.polarity,
-                               intsrc->flags.trigger, intsrc->global_irq);
+        mp_override_legacy_irq(intsrc->source_irq,
+                                intsrc->inti_flags & ACPI_MADT_POLARITY_MASK,
+                                (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2,
+                                intsrc->global_irq);
 
         return 0;
 }
 
 static int __init
-acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end)
+acpi_parse_nmi_src(struct acpi_subtable_header * header, const unsigned long end)
 {
-        struct acpi_table_nmi_src *nmi_src = NULL;
+        struct acpi_madt_nmi_source *nmi_src = NULL;
 
-        nmi_src = (struct acpi_table_nmi_src *)header;
+        nmi_src = (struct acpi_madt_nmi_source *)header;
 
         if (BAD_MADT_ENTRY(nmi_src, end))
                 return -EINVAL;
@@ -417,7 +405,7 @@ acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end)
 
 /*
  * acpi_pic_sci_set_trigger()
- * 
+ *
  * use ELCR to set PIC-mode trigger type for SCI
  *
  * If a PIC-mode SCI is not recognized or gives spurious IRQ7's
@@ -511,7 +499,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 {
         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         union acpi_object *obj;
-        struct acpi_table_lapic *lapic;
+        struct acpi_madt_local_apic *lapic;
         cpumask_t tmp_map, new_map;
         u8 physid;
         int cpu;
@@ -529,10 +517,10 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
                 return -EINVAL;
         }
 
-        lapic = (struct acpi_table_lapic *)obj->buffer.pointer;
+        lapic = (struct acpi_madt_local_apic *)obj->buffer.pointer;
 
-        if ((lapic->header.type != ACPI_MADT_LAPIC) ||
-            (!lapic->flags.enabled)) {
+        if (lapic->header.type != ACPI_MADT_TYPE_LOCAL_APIC ||
+            !(lapic->lapic_flags & ACPI_MADT_ENABLED)) {
                 kfree(buffer.pointer);
                 return -EINVAL;
         }
@@ -544,7 +532,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
         buffer.pointer = NULL;
 
         tmp_map = cpu_present_map;
-        mp_register_lapic(physid, lapic->flags.enabled);
+        mp_register_lapic(physid, lapic->lapic_flags & ACPI_MADT_ENABLED);
 
         /*
          * If mp_register_lapic successfully generates a new logical cpu
@@ -566,14 +554,6 @@ EXPORT_SYMBOL(acpi_map_lsapic);
 
 int acpi_unmap_lsapic(int cpu)
 {
-        int i;
-
-        for_each_possible_cpu(i) {
-                if (x86_acpiid_to_apicid[i] == x86_cpu_to_apicid[cpu]) {
-                        x86_acpiid_to_apicid[i] = -1;
-                        break;
-                }
-        }
         x86_cpu_to_apicid[cpu] = -1;
         cpu_clear(cpu, cpu_present_map);
         num_processors--;
@@ -619,42 +599,36 @@ acpi_scan_rsdp(unsigned long start, unsigned long length)
         return 0;
 }
 
-static int __init acpi_parse_sbf(unsigned long phys_addr, unsigned long size)
+static int __init acpi_parse_sbf(struct acpi_table_header *table)
 {
-        struct acpi_table_sbf *sb;
-
-        if (!phys_addr || !size)
-                return -EINVAL;
+        struct acpi_table_boot *sb;
 
-        sb = (struct acpi_table_sbf *)__acpi_map_table(phys_addr, size);
+        sb = (struct acpi_table_boot *)table;
         if (!sb) {
                 printk(KERN_WARNING PREFIX "Unable to map SBF\n");
                 return -ENODEV;
         }
 
-        sbf_port = sb->sbf_cmos;        /* Save CMOS port */
+        sbf_port = sb->cmos_index;      /* Save CMOS port */
 
         return 0;
 }
 
 #ifdef CONFIG_HPET_TIMER
 
-static int __init acpi_parse_hpet(unsigned long phys, unsigned long size)
+static int __init acpi_parse_hpet(struct acpi_table_header *table)
 {
         struct acpi_table_hpet *hpet_tbl;
         struct resource *hpet_res;
         resource_size_t res_start;
 
-        if (!phys || !size)
-                return -EINVAL;
-
-        hpet_tbl = (struct acpi_table_hpet *)__acpi_map_table(phys, size);
+        hpet_tbl = (struct acpi_table_hpet *)table;
         if (!hpet_tbl) {
                 printk(KERN_WARNING PREFIX "Unable to map HPET\n");
                 return -ENODEV;
         }
 
-        if (hpet_tbl->addr.space_id != ACPI_SPACE_MEM) {
+        if (hpet_tbl->address.space_id != ACPI_SPACE_MEM) {
                 printk(KERN_WARNING PREFIX "HPET timers must be located in "
                        "memory.\n");
                 return -1;
@@ -667,29 +641,28 @@ static int __init acpi_parse_hpet(unsigned long phys, unsigned long size)
                 hpet_res->name = (void *)&hpet_res[1];
                 hpet_res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
                 snprintf((char *)hpet_res->name, HPET_RESOURCE_NAME_SIZE,
-                         "HPET %u", hpet_tbl->number);
+                         "HPET %u", hpet_tbl->sequence);
                 hpet_res->end = (1 * 1024) - 1;
         }
 
-#ifdef  CONFIG_X86_64
-        vxtime.hpet_address = hpet_tbl->addr.addrl |
-            ((long)hpet_tbl->addr.addrh << 32);
+#ifdef CONFIG_X86_64
+        vxtime.hpet_address = hpet_tbl->address.address;
 
         printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n",
-               hpet_tbl->id, vxtime.hpet_address);
+                hpet_tbl->id, vxtime.hpet_address);
 
         res_start = vxtime.hpet_address;
-#else                           /* X86 */
+#else                          /* X86 */
         {
                 extern unsigned long hpet_address;
 
-                hpet_address = hpet_tbl->addr.addrl;
+                hpet_address = hpet_tbl->address.address;
                 printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n",
-                       hpet_tbl->id, hpet_address);
+                        hpet_tbl->id, hpet_address);
 
                 res_start = hpet_address;
         }
-#endif                          /* X86 */
+#endif                         /* X86 */
 
         if (hpet_res) {
                 hpet_res->start = res_start;
@@ -707,42 +680,28 @@ static int __init acpi_parse_hpet(unsigned long phys, unsigned long size)
 extern u32 pmtmr_ioport;
 #endif
 
-static int __init acpi_parse_fadt(unsigned long phys, unsigned long size)
+static int __init acpi_parse_fadt(struct acpi_table_header *table)
 {
-        struct fadt_descriptor *fadt = NULL;
-
-        fadt = (struct fadt_descriptor *)__acpi_map_table(phys, size);
-        if (!fadt) {
-                printk(KERN_WARNING PREFIX "Unable to map FADT\n");
-                return 0;
-        }
-        /* initialize sci_int early for INT_SRC_OVR MADT parsing */
-        acpi_fadt.sci_int = fadt->sci_int;
-
-        /* initialize rev and apic_phys_dest_mode for x86_64 genapic */
-        acpi_fadt.revision = fadt->revision;
-        acpi_fadt.force_apic_physical_destination_mode =
-            fadt->force_apic_physical_destination_mode;
 
 #ifdef CONFIG_X86_PM_TIMER
         /* detect the location of the ACPI PM Timer */
-        if (fadt->revision >= FADT2_REVISION_ID) {
+        if (acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID) {
                 /* FADT rev. 2 */
-                if (fadt->xpm_tmr_blk.address_space_id !=
+                if (acpi_gbl_FADT.xpm_timer_block.space_id !=
                     ACPI_ADR_SPACE_SYSTEM_IO)
                         return 0;
 
-                pmtmr_ioport = fadt->xpm_tmr_blk.address;
+                pmtmr_ioport = acpi_gbl_FADT.xpm_timer_block.address;
                 /*
                  * "X" fields are optional extensions to the original V1.0
                  * fields, so we must selectively expand V1.0 fields if the
                  * corresponding X field is zero.
                  */
                 if (!pmtmr_ioport)
-                        pmtmr_ioport = fadt->V1_pm_tmr_blk;
+                        pmtmr_ioport = acpi_gbl_FADT.pm_timer_block;
         } else {
                 /* FADT rev. 1 */
-                pmtmr_ioport = fadt->V1_pm_tmr_blk;
+                pmtmr_ioport = acpi_gbl_FADT.pm_timer_block;
         }
         if (pmtmr_ioport)
                 printk(KERN_INFO PREFIX "PM-Timer IO Port: %#x\n",
@@ -784,13 +743,13 @@ static int __init acpi_parse_madt_lapic_entries(void)
         if (!cpu_has_apic)
                 return -ENODEV;
 
-        /* 
+        /*
          * Note that the LAPIC address is obtained from the MADT (32-bit value)
          * and (optionally) overriden by a LAPIC_ADDR_OVR entry (64-bit value).
          */
 
         count =
-            acpi_table_parse_madt(ACPI_MADT_LAPIC_ADDR_OVR,
+            acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE,
                                   acpi_parse_lapic_addr_ovr, 0);
         if (count < 0) {
                 printk(KERN_ERR PREFIX
@@ -800,7 +759,7 @@ static int __init acpi_parse_madt_lapic_entries(void)
 
         mp_register_lapic_address(acpi_lapic_addr);
 
-        count = acpi_table_parse_madt(ACPI_MADT_LAPIC, acpi_parse_lapic,
+        count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC, acpi_parse_lapic,
                                       MAX_APICS);
         if (!count) {
                 printk(KERN_ERR PREFIX "No LAPIC entries present\n");
@@ -813,7 +772,7 @@ static int __init acpi_parse_madt_lapic_entries(void)
         }
 
         count =
-            acpi_table_parse_madt(ACPI_MADT_LAPIC_NMI, acpi_parse_lapic_nmi, 0);
+            acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_NMI, acpi_parse_lapic_nmi, 0);
         if (count < 0) {
                 printk(KERN_ERR PREFIX "Error parsing LAPIC NMI entry\n");
                 /* TBD: Cleanup to allow fallback to MPS */
@@ -842,7 +801,7 @@ static int __init acpi_parse_madt_ioapic_entries(void)
                 return -ENODEV;
         }
 
-        if (!cpu_has_apic) 
+        if (!cpu_has_apic)
                 return -ENODEV;
 
         /*
@@ -855,7 +814,7 @@ static int __init acpi_parse_madt_ioapic_entries(void)
         }
 
         count =
-            acpi_table_parse_madt(ACPI_MADT_IOAPIC, acpi_parse_ioapic,
+            acpi_table_parse_madt(ACPI_MADT_TYPE_IO_APIC, acpi_parse_ioapic,
                                   MAX_IO_APICS);
         if (!count) {
                 printk(KERN_ERR PREFIX "No IOAPIC entries present\n");
@@ -866,7 +825,7 @@ static int __init acpi_parse_madt_ioapic_entries(void)
         }
 
         count =
-            acpi_table_parse_madt(ACPI_MADT_INT_SRC_OVR, acpi_parse_int_src_ovr,
+            acpi_table_parse_madt(ACPI_MADT_TYPE_INTERRUPT_OVERRIDE, acpi_parse_int_src_ovr,
                                   NR_IRQ_VECTORS);
         if (count < 0) {
                 printk(KERN_ERR PREFIX
@@ -880,13 +839,13 @@ static int __init acpi_parse_madt_ioapic_entries(void)
          * pretend we got one so we can set the SCI flags.
          */
         if (!acpi_sci_override_gsi)
-                acpi_sci_ioapic_setup(acpi_fadt.sci_int, 0, 0);
+                acpi_sci_ioapic_setup(acpi_gbl_FADT.sci_interrupt, 0, 0);
 
         /* Fill in identity legacy mapings where no override */
         mp_config_acpi_legacy_irqs();
 
         count =
-            acpi_table_parse_madt(ACPI_MADT_NMI_SRC, acpi_parse_nmi_src,
+            acpi_table_parse_madt(ACPI_MADT_TYPE_NMI_SOURCE, acpi_parse_nmi_src,
                                   NR_IRQ_VECTORS);
         if (count < 0) {
                 printk(KERN_ERR PREFIX "Error parsing NMI SRC entry\n");
@@ -908,7 +867,7 @@ static void __init acpi_process_madt(void)
 #ifdef CONFIG_X86_LOCAL_APIC
         int count, error;
 
-        count = acpi_table_parse(ACPI_APIC, acpi_parse_madt);
+        count = acpi_table_parse(ACPI_SIG_MADT, acpi_parse_madt);
         if (count >= 1) {
 
                 /*
@@ -1195,7 +1154,7 @@ int __init acpi_boot_table_init(void)
         if (acpi_disabled && !acpi_ht)
                 return 1;
 
-        /* 
+        /*
          * Initialize the ACPI boot-time table parser.
          */
         error = acpi_table_init();
@@ -1204,7 +1163,7 @@ int __init acpi_boot_table_init(void)
                 return error;
         }
 
-        acpi_table_parse(ACPI_BOOT, acpi_parse_sbf);
+        acpi_table_parse(ACPI_SIG_BOOT, acpi_parse_sbf);
 
         /*
          * blacklist may disable ACPI entirely
@@ -1232,19 +1191,19 @@ int __init acpi_boot_init(void)
         if (acpi_disabled && !acpi_ht)
                 return 1;
 
-        acpi_table_parse(ACPI_BOOT, acpi_parse_sbf);
+        acpi_table_parse(ACPI_SIG_BOOT, acpi_parse_sbf);
 
         /*
          * set sci_int and PM timer address
          */
-        acpi_table_parse(ACPI_FADT, acpi_parse_fadt);
+        acpi_table_parse(ACPI_SIG_FADT, acpi_parse_fadt);
 
         /*
          * Process the Multiple APIC Description Table (MADT), if present
          */
         acpi_process_madt();
 
-        acpi_table_parse(ACPI_HPET, acpi_parse_hpet);
+        acpi_table_parse(ACPI_SIG_HPET, acpi_parse_hpet);
 
         return 0;
 }
@@ -1315,13 +1274,17 @@ static int __init setup_acpi_sci(char *s)
         if (!s)
                 return -EINVAL;
         if (!strcmp(s, "edge"))
-                acpi_sci_flags.trigger = 1;
+                acpi_sci_flags =  ACPI_MADT_TRIGGER_EDGE |
+                        (acpi_sci_flags & ~ACPI_MADT_TRIGGER_MASK);
         else if (!strcmp(s, "level"))
-                acpi_sci_flags.trigger = 3;
+                acpi_sci_flags = ACPI_MADT_TRIGGER_LEVEL |
+                        (acpi_sci_flags & ~ACPI_MADT_TRIGGER_MASK);
         else if (!strcmp(s, "high"))
-                acpi_sci_flags.polarity = 1;
+                acpi_sci_flags = ACPI_MADT_POLARITY_ACTIVE_HIGH |
+                        (acpi_sci_flags & ~ACPI_MADT_POLARITY_MASK);
         else if (!strcmp(s, "low"))
-                acpi_sci_flags.polarity = 3;
+                acpi_sci_flags = ACPI_MADT_POLARITY_ACTIVE_LOW |
+                        (acpi_sci_flags & ~ACPI_MADT_POLARITY_MASK);
         else
                 return -EINVAL;
         return 0;
diff --git a/arch/i386/kernel/acpi/earlyquirk.c b/arch/i386/kernel/acpi/earlyquirk.c
index 4b60af7f91dd..bf86f7662d8b 100644
--- a/arch/i386/kernel/acpi/earlyquirk.c
+++ b/arch/i386/kernel/acpi/earlyquirk.c
@@ -16,7 +16,7 @@
 
 static int nvidia_hpet_detected __initdata;
 
-static int __init nvidia_hpet_check(unsigned long phys, unsigned long size)
+static int __init nvidia_hpet_check(struct acpi_table_header *header)
 {
         nvidia_hpet_detected = 1;
         return 0;
@@ -30,7 +30,7 @@ static int __init check_bridge(int vendor, int device)
            is enabled. */
         if (!acpi_use_timer_override && vendor == PCI_VENDOR_ID_NVIDIA) {
                 nvidia_hpet_detected = 0;
-                acpi_table_parse(ACPI_HPET, nvidia_hpet_check);
+                acpi_table_parse(ACPI_SIG_HPET, nvidia_hpet_check);
                 if (nvidia_hpet_detected == 0) {
                         acpi_skip_timer_override = 1;
                           printk(KERN_INFO "Nvidia board "
diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c
index 8f40cb47720e..fa5cac255c16 100644
--- a/arch/i386/kernel/cpu/cpufreq/longhaul.c
+++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c
@@ -196,7 +196,7 @@ static void do_powersaver(int cx_address, unsigned int clock_ratio_index)
                         inb(cx_address);
                         /* Dummy op - must do something useless after P_LVL3
                          * read */
-                        t = inl(acpi_fadt.xpm_tmr_blk.address);
+                        t = inl(acpi_gbl_FADT.xpm_timer_block.address);
                 }
                 longhaul.bits.EnableSoftVID = 0;
                 wrmsrl(MSR_VIA_LONGHAUL, longhaul.val);
@@ -214,7 +214,7 @@ static void do_powersaver(int cx_address, unsigned int clock_ratio_index)
                 /* Invoke C3 */
                 inb(cx_address);
                 /* Dummy op - must do something useless after P_LVL3 read */
-                t = inl(acpi_fadt.xpm_tmr_blk.address);
+                t = inl(acpi_gbl_FADT.xpm_timer_block.address);
         }
         /* Disable bus ratio bit */
         longhaul.bits.EnableSoftBusRatio = 0;
@@ -234,7 +234,7 @@ static void do_powersaver(int cx_address, unsigned int clock_ratio_index)
                         inb(cx_address);
                         /* Dummy op - must do something useless after P_LVL3
                          * read */
-                        t = inl(acpi_fadt.xpm_tmr_blk.address);
+                        t = inl(acpi_gbl_FADT.xpm_timer_block.address);
                 }
                 longhaul.bits.EnableSoftVID = 0;
                 wrmsrl(MSR_VIA_LONGHAUL, longhaul.val);
@@ -291,8 +291,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index)
                 outb(3, 0x22);
         } else if ((pr != NULL) && pr->flags.bm_control) {
                 /* Disable bus master arbitration */
-                acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1,
-                                  ACPI_MTX_DO_NOT_LOCK);
+                acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1);
         }
         switch (longhaul_version) {
 
@@ -322,8 +321,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index)
         case TYPE_POWERSAVER:
                 if (longhaul_flags & USE_ACPI_C3) {
                         /* Don't allow wakeup */
-                        acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0,
-                                          ACPI_MTX_DO_NOT_LOCK);
+                        acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0);
                         do_powersaver(cx->address, clock_ratio_index);
                 } else {
                         do_powersaver(0, clock_ratio_index);
@@ -336,8 +334,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index)
                 outb(0, 0x22);
         } else if ((pr != NULL) && pr->flags.bm_control) {
                 /* Enable bus master arbitration */
-                acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0,
-                                  ACPI_MTX_DO_NOT_LOCK);
+                acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0);
         }
         outb(pic2_mask,0xA1);   /* restore mask */
         outb(pic1_mask,0x21);
@@ -416,7 +413,7 @@ static int __init longhaul_get_ranges(void)
         highest_speed = calc_speed(maxmult);
         lowest_speed = calc_speed(minmult);
         dprintk ("FSB:%dMHz  Lowest speed: %s   Highest speed:%s\n", fsb,
-                 print_speed(lowest_speed/1000), 
+                 print_speed(lowest_speed/1000),
                  print_speed(highest_speed/1000));
 
         if (lowest_speed == highest_speed) {
@@ -531,6 +528,7 @@ static void __init longhaul_setup_voltagescaling(void)
         /* Calculate kHz for one voltage step */
         kHz_step = (highest_speed - min_vid_speed) / numvscales;
 
+
         j = 0;
         while (longhaul_table[j].frequency != CPUFREQ_TABLE_END) {
                 speed = longhaul_table[j].frequency;
diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c
index b92c7f0a358a..8f9c624ace6f 100644
--- a/arch/i386/kernel/efi.c
+++ b/arch/i386/kernel/efi.c
@@ -473,6 +473,70 @@ static inline void __init check_range_for_systab(efi_memory_desc_t *md)
 }
 
 /*
+ * Wrap all the virtual calls in a way that forces the parameters on the stack.
+ */
+
+#define efi_call_virt(f, args...) \
+     ((efi_##f##_t __attribute__((regparm(0)))*)efi.systab->runtime->f)(args)
+
+static efi_status_t virt_efi_get_time(efi_time_t *tm, efi_time_cap_t *tc)
+{
+        return efi_call_virt(get_time, tm, tc);
+}
+
+static efi_status_t virt_efi_set_time (efi_time_t *tm)
+{
+        return efi_call_virt(set_time, tm);
+}
+
+static efi_status_t virt_efi_get_wakeup_time (efi_bool_t *enabled,
+                                              efi_bool_t *pending,
+                                              efi_time_t *tm)
+{
+        return efi_call_virt(get_wakeup_time, enabled, pending, tm);
+}
+
+static efi_status_t virt_efi_set_wakeup_time (efi_bool_t enabled,
+                                              efi_time_t *tm)
+{
+        return efi_call_virt(set_wakeup_time, enabled, tm);
+}
+
+static efi_status_t virt_efi_get_variable (efi_char16_t *name,
+                                           efi_guid_t *vendor, u32 *attr,
+                                           unsigned long *data_size, void *data)
+{
+        return efi_call_virt(get_variable, name, vendor, attr, data_size, data);
+}
+
+static efi_status_t virt_efi_get_next_variable (unsigned long *name_size,
+                                                efi_char16_t *name,
+                                                efi_guid_t *vendor)
+{
+        return efi_call_virt(get_next_variable, name_size, name, vendor);
+}
+
+static efi_status_t virt_efi_set_variable (efi_char16_t *name,
+                                           efi_guid_t *vendor,
+                                           unsigned long attr,
+                                           unsigned long data_size, void *data)
+{
+        return efi_call_virt(set_variable, name, vendor, attr, data_size, data);
+}
+
+static efi_status_t virt_efi_get_next_high_mono_count (u32 *count)
+{
+        return efi_call_virt(get_next_high_mono_count, count);
+}
+
+static void virt_efi_reset_system (int reset_type, efi_status_t status,
+                                   unsigned long data_size,
+                                   efi_char16_t *data)
+{
+        efi_call_virt(reset_system, reset_type, status, data_size, data);
+}
+
+/*
  * This function will switch the EFI runtime services to virtual mode.
  * Essentially, look through the EFI memmap and map every region that
  * has the runtime attribute bit set in its memory descriptor and update
@@ -525,22 +589,15 @@ void __init efi_enter_virtual_mode(void)
          * pointers in the runtime service table to the new virtual addresses.
          */
 
-        efi.get_time = (efi_get_time_t *) efi.systab->runtime->get_time;
-        efi.set_time = (efi_set_time_t *) efi.systab->runtime->set_time;
-        efi.get_wakeup_time = (efi_get_wakeup_time_t *)
-                                        efi.systab->runtime->get_wakeup_time;
-        efi.set_wakeup_time = (efi_set_wakeup_time_t *)
-                                        efi.systab->runtime->set_wakeup_time;
-        efi.get_variable = (efi_get_variable_t *)
-                                        efi.systab->runtime->get_variable;
-        efi.get_next_variable = (efi_get_next_variable_t *)
-                                        efi.systab->runtime->get_next_variable;
-        efi.set_variable = (efi_set_variable_t *)
-                                        efi.systab->runtime->set_variable;
-        efi.get_next_high_mono_count = (efi_get_next_high_mono_count_t *)
-                                        efi.systab->runtime->get_next_high_mono_count;
-        efi.reset_system = (efi_reset_system_t *)
-                                        efi.systab->runtime->reset_system;
+        efi.get_time = virt_efi_get_time;
+        efi.set_time = virt_efi_set_time;
+        efi.get_wakeup_time = virt_efi_get_wakeup_time;
+        efi.set_wakeup_time = virt_efi_set_wakeup_time;
+        efi.get_variable = virt_efi_get_variable;
+        efi.get_next_variable = virt_efi_get_next_variable;
+        efi.set_variable = virt_efi_set_variable;
+        efi.get_next_high_mono_count = virt_efi_get_next_high_mono_count;
+        efi.reset_system = virt_efi_reset_system;
 }
 
 void __init
diff --git a/arch/i386/kernel/hpet.c b/arch/i386/kernel/hpet.c
index 45a8685bb60b..0b29d41322a2 100644
--- a/arch/i386/kernel/hpet.c
+++ b/arch/i386/kernel/hpet.c
@@ -12,7 +12,7 @@
 /* FSEC = 10^-15 NSEC = 10^-9 */
 #define FSEC_PER_NSEC   1000000
 
-static void *hpet_ptr;
+static void __iomem *hpet_ptr;
 
 static cycle_t read_hpet(void)
 {
@@ -40,8 +40,7 @@ static int __init init_hpet_clocksource(void)
                 return -ENODEV;
 
         /* calculate the hpet address: */
-        hpet_base =
-                (void __iomem*)ioremap_nocache(hpet_address, HPET_MMAP_SIZE);
+        hpet_base = ioremap_nocache(hpet_address, HPET_MMAP_SIZE);
         hpet_ptr = hpet_base + HPET_COUNTER;
 
         /* calculate the frequency: */
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 6a3875f81a0a..ba8d302a0b72 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -126,7 +126,7 @@ static inline void io_apic_write(unsigned int apic, unsigned int reg, unsigned i
  */
 static inline void io_apic_modify(unsigned int apic, unsigned int reg, unsigned int value)
 {
-        volatile struct io_apic *io_apic = io_apic_base(apic);
+        volatile struct io_apic __iomem *io_apic = io_apic_base(apic);
         if (sis_apic_bug)
                 writel(reg, &io_apic->index);
         writel(value, &io_apic->data);
@@ -2606,25 +2606,32 @@ static struct irq_chip msi_chip = {
         .retrigger      = ioapic_retrigger_irq,
 };
 
-int arch_setup_msi_irq(unsigned int irq, struct pci_dev *dev)
+int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
 {
         struct msi_msg msg;
-        int ret;
+        int irq, ret;
+        irq = create_irq();
+        if (irq < 0)
+                return irq;
+
+        set_irq_msi(irq, desc);
         ret = msi_compose_msg(dev, irq, &msg);
-        if (ret < 0)
+        if (ret < 0) {
+                destroy_irq(irq);
                 return ret;
+        }
 
         write_msi_msg(irq, &msg);
 
         set_irq_chip_and_handler_name(irq, &msi_chip, handle_edge_irq,
                                       "edge");
 
-        return 0;
+        return irq;
 }
 
 void arch_teardown_msi_irq(unsigned int irq)
 {
-        return;
+        destroy_irq(irq);
 }
 
 #endif /* CONFIG_PCI_MSI */
diff --git a/arch/i386/kernel/mpparse.c b/arch/i386/kernel/mpparse.c
index 49bff3596bff..4f5983c98669 100644
--- a/arch/i386/kernel/mpparse.c
+++ b/arch/i386/kernel/mpparse.c
@@ -1057,7 +1057,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
         static int              gsi_to_irq[MAX_GSI_NUM];
 
         /* Don't set up the ACPI SCI because it's already set up */
-        if (acpi_fadt.sci_int == gsi)
+        if (acpi_gbl_FADT.sci_interrupt == gsi)
                 return gsi;
 
         ioapic = mp_find_ioapic(gsi);
@@ -1114,7 +1114,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
                         /*
                          * Don't assign IRQ used by ACPI SCI
                          */
-                        if (gsi == acpi_fadt.sci_int)
+                        if (gsi == acpi_gbl_FADT.sci_interrupt)
                                 gsi = pci_irq++;
                         gsi_to_irq[irq] = gsi;
                 } else {
diff --git a/arch/i386/kernel/srat.c b/arch/i386/kernel/srat.c
index f7e735c077c3..2a8713ec0f9a 100644
--- a/arch/i386/kernel/srat.c
+++ b/arch/i386/kernel/srat.c
@@ -62,19 +62,19 @@ extern void * boot_ioremap(unsigned long, unsigned long);
 /* Identify CPU proximity domains */
 static void __init parse_cpu_affinity_structure(char *p)
 {
-        struct acpi_table_processor_affinity *cpu_affinity = 
-                                (struct acpi_table_processor_affinity *) p;
+        struct acpi_srat_cpu_affinity *cpu_affinity =
+                                (struct acpi_srat_cpu_affinity *) p;
 
-        if (!cpu_affinity->flags.enabled)
+        if ((cpu_affinity->flags & ACPI_SRAT_CPU_ENABLED) == 0)
                 return;         /* empty entry */
 
         /* mark this node as "seen" in node bitmap */
-        BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain);
+        BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain_lo);
 
-        apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain;
+        apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain_lo;
 
         printk("CPU 0x%02X in proximity domain 0x%02X\n",
-                cpu_affinity->apic_id, cpu_affinity->proximity_domain);
+                cpu_affinity->apic_id, cpu_affinity->proximity_domain_lo);
 }
 
 /*
@@ -84,28 +84,27 @@ static void __init parse_cpu_affinity_structure(char *p)
 static void __init parse_memory_affinity_structure (char *sratp)
 {
         unsigned long long paddr, size;
-        unsigned long start_pfn, end_pfn; 
+        unsigned long start_pfn, end_pfn;
         u8 pxm;
         struct node_memory_chunk_s *p, *q, *pend;
-        struct acpi_table_memory_affinity *memory_affinity =
-                        (struct acpi_table_memory_affinity *) sratp;
+        struct acpi_srat_mem_affinity *memory_affinity =
+                        (struct acpi_srat_mem_affinity *) sratp;
 
-        if (!memory_affinity->flags.enabled)
+        if ((memory_affinity->flags & ACPI_SRAT_MEM_ENABLED) == 0)
                 return;         /* empty entry */
 
+        pxm = memory_affinity->proximity_domain & 0xff;
+
         /* mark this node as "seen" in node bitmap */
-        BMAP_SET(pxm_bitmap, memory_affinity->proximity_domain);
+        BMAP_SET(pxm_bitmap, pxm);
 
         /* calculate info for memory chunk structure */
-        paddr = memory_affinity->base_addr_hi;
-        paddr = (paddr << 32) | memory_affinity->base_addr_lo;
-        size = memory_affinity->length_hi;
-        size = (size << 32) | memory_affinity->length_lo;
-        
+        paddr = memory_affinity->base_address;
+        size = memory_affinity->length;
+
         start_pfn = paddr >> PAGE_SHIFT;
         end_pfn = (paddr + size) >> PAGE_SHIFT;
-        
-        pxm = memory_affinity->proximity_domain;
+
 
         if (num_memory_chunks >= MAXCHUNKS) {
                 printk("Too many mem chunks in SRAT. Ignoring %lld MBytes at %llx\n",
@@ -132,8 +131,8 @@ static void __init parse_memory_affinity_structure (char *sratp)
         printk("Memory range 0x%lX to 0x%lX (type 0x%X) in proximity domain 0x%02X %s\n",
                 start_pfn, end_pfn,
                 memory_affinity->memory_type,
-                memory_affinity->proximity_domain,
-                (memory_affinity->flags.hot_pluggable ?
+                pxm,
+                ((memory_affinity->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) ?
                  "enabled and removable" : "enabled" ) );
 }
 
@@ -185,10 +184,10 @@ static int __init acpi20_parse_srat(struct acpi_table_srat *sratp)
         num_memory_chunks = 0;
         while (p < end) {
                 switch (*p) {
-                case ACPI_SRAT_PROCESSOR_AFFINITY:
+                case ACPI_SRAT_TYPE_CPU_AFFINITY:
                         parse_cpu_affinity_structure(p);
                         break;
-                case ACPI_SRAT_MEMORY_AFFINITY:
+                case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
                         parse_memory_affinity_structure(p);
                         break;
                 default:
@@ -262,31 +261,30 @@ out_fail:
         return 0;
 }
 
+struct acpi_static_rsdt {
+        struct acpi_table_rsdt table;
+        u32 padding[7]; /* Allow for 7 more table entries */
+};
+
 int __init get_memcfg_from_srat(void)
 {
         struct acpi_table_header *header = NULL;
         struct acpi_table_rsdp *rsdp = NULL;
         struct acpi_table_rsdt *rsdt = NULL;
-        struct acpi_pointer *rsdp_address = NULL;
-        struct acpi_table_rsdt saved_rsdt;
+        acpi_native_uint rsdp_address = 0;
+        struct acpi_static_rsdt saved_rsdt;
         int tables = 0;
         int i = 0;
 
-        if (ACPI_FAILURE(acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING,
-                                                rsdp_address))) {
+        rsdp_address = acpi_find_rsdp();
+        if (!rsdp_address) {
                 printk("%s: System description tables not found\n",
                        __FUNCTION__);
                 goto out_err;
         }
 
-        if (rsdp_address->pointer_type == ACPI_PHYSICAL_POINTER) {
-                printk("%s: assigning address to rsdp\n", __FUNCTION__);
-                rsdp = (struct acpi_table_rsdp *)
-                                (u32)rsdp_address->pointer.physical;
-        } else {
-                printk("%s: rsdp_address is not a physical pointer\n", __FUNCTION__);
-                goto out_err;
-        }
+        printk("%s: assigning address to rsdp\n", __FUNCTION__);
+        rsdp = (struct acpi_table_rsdp *)(u32)rsdp_address;
         if (!rsdp) {
                 printk("%s: Didn't find ACPI root!\n", __FUNCTION__);
                 goto out_err;
@@ -295,13 +293,13 @@ int __init get_memcfg_from_srat(void)
         printk(KERN_INFO "%.8s v%d [%.6s]\n", rsdp->signature, rsdp->revision,
                 rsdp->oem_id);
 
-        if (strncmp(rsdp->signature, RSDP_SIG,strlen(RSDP_SIG))) {
+        if (strncmp(rsdp->signature, ACPI_SIG_RSDP,strlen(ACPI_SIG_RSDP))) {
                 printk(KERN_WARNING "%s: RSDP table signature incorrect\n", __FUNCTION__);
                 goto out_err;
         }
 
         rsdt = (struct acpi_table_rsdt *)
-            boot_ioremap(rsdp->rsdt_address, sizeof(struct acpi_table_rsdt));
+            boot_ioremap(rsdp->rsdt_physical_address, sizeof(struct acpi_table_rsdt));
 
         if (!rsdt) {
                 printk(KERN_WARNING
@@ -310,9 +308,9 @@ int __init get_memcfg_from_srat(void)
                 goto out_err;
         }
 
-        header = & rsdt->header;
+        header = &rsdt->header;
 
-        if (strncmp(header->signature, RSDT_SIG, strlen(RSDT_SIG))) {
+        if (strncmp(header->signature, ACPI_SIG_RSDT, strlen(ACPI_SIG_RSDT))) {
                 printk(KERN_WARNING "ACPI: RSDT signature incorrect\n");
                 goto out_err;
         }
@@ -330,9 +328,9 @@ int __init get_memcfg_from_srat(void)
 
         memcpy(&saved_rsdt, rsdt, sizeof(saved_rsdt));
 
-        if (saved_rsdt.header.length > sizeof(saved_rsdt)) {
+        if (saved_rsdt.table.header.length > sizeof(saved_rsdt)) {
                 printk(KERN_WARNING "ACPI: Too big length in RSDT: %d\n",
-                       saved_rsdt.header.length);
+                       saved_rsdt.table.header.length);
                 goto out_err;
         }
 
@@ -341,15 +339,15 @@ int __init get_memcfg_from_srat(void)
         for (i = 0; i < tables; i++) {
                 /* Map in header, then map in full table length. */
                 header = (struct acpi_table_header *)
-                        boot_ioremap(saved_rsdt.entry[i], sizeof(struct acpi_table_header));
+                        boot_ioremap(saved_rsdt.table.table_offset_entry[i], sizeof(struct acpi_table_header));
                 if (!header)
                         break;
                 header = (struct acpi_table_header *)
-                        boot_ioremap(saved_rsdt.entry[i], header->length);
+                        boot_ioremap(saved_rsdt.table.table_offset_entry[i], header->length);
                 if (!header)
                         break;
 
-                if (strncmp((char *) &header->signature, "SRAT", 4))
+                if (strncmp((char *) &header->signature, ACPI_SIG_SRAT, 4))
                         continue;
 
                 /* we've found the srat table. don't need to look at any more tables */
diff --git a/arch/i386/kernel/sysenter.c b/arch/i386/kernel/sysenter.c
index 5da744204d10..bc882a2b1db6 100644
--- a/arch/i386/kernel/sysenter.c
+++ b/arch/i386/kernel/sysenter.c
@@ -70,11 +70,12 @@ void enable_sep_cpu(void)
  */
 extern const char vsyscall_int80_start, vsyscall_int80_end;
 extern const char vsyscall_sysenter_start, vsyscall_sysenter_end;
-static void *syscall_page;
+static struct page *syscall_pages[1];
 
 int __init sysenter_setup(void)
 {
-        syscall_page = (void *)get_zeroed_page(GFP_ATOMIC);
+        void *syscall_page = (void *)get_zeroed_page(GFP_ATOMIC);
+        syscall_pages[0] = virt_to_page(syscall_page);
 
 #ifdef CONFIG_COMPAT_VDSO
         __set_fixmap(FIX_VDSO, __pa(syscall_page), PAGE_READONLY);
@@ -96,31 +97,12 @@ int __init sysenter_setup(void)
 }
 
 #ifndef CONFIG_COMPAT_VDSO
-static struct page *syscall_nopage(struct vm_area_struct *vma,
-                                unsigned long adr, int *type)
-{
-        struct page *p = virt_to_page(adr - vma->vm_start + syscall_page);
-        get_page(p);
-        return p;
-}
-
-/* Prevent VMA merging */
-static void syscall_vma_close(struct vm_area_struct *vma)
-{
-}
-
-static struct vm_operations_struct syscall_vm_ops = {
-        .close = syscall_vma_close,
-        .nopage = syscall_nopage,
-};
-
 /* Defined in vsyscall-sysenter.S */
 extern void SYSENTER_RETURN;
 
 /* Setup a VMA at program startup for the vsyscall page */
 int arch_setup_additional_pages(struct linux_binprm *bprm, int exstack)
 {
-        struct vm_area_struct *vma;
         struct mm_struct *mm = current->mm;
         unsigned long addr;
         int ret;
@@ -132,38 +114,25 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int exstack)
                 goto up_fail;
         }
 
-        vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
-        if (!vma) {
-                ret = -ENOMEM;
-                goto up_fail;
-        }
-
-        vma->vm_start = addr;
-        vma->vm_end = addr + PAGE_SIZE;
-        /* MAYWRITE to allow gdb to COW and set breakpoints */
-        vma->vm_flags = VM_READ|VM_EXEC|VM_MAYREAD|VM_MAYEXEC|VM_MAYWRITE;
         /*
+         * MAYWRITE to allow gdb to COW and set breakpoints
+         *
          * Make sure the vDSO gets into every core dump.
          * Dumping its contents makes post-mortem fully interpretable later
          * without matching up the same kernel and hardware config to see
          * what PC values meant.
          */
-        vma->vm_flags |= VM_ALWAYSDUMP;
-        vma->vm_flags |= mm->def_flags;
-        vma->vm_page_prot = protection_map[vma->vm_flags & 7];
-        vma->vm_ops = &syscall_vm_ops;
-        vma->vm_mm = mm;
-
-        ret = insert_vm_struct(mm, vma);
-        if (unlikely(ret)) {
-                kmem_cache_free(vm_area_cachep, vma);
+        ret = install_special_mapping(mm, addr, PAGE_SIZE,
+                                      VM_READ|VM_EXEC|
+                                      VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC|
+                                      VM_ALWAYSDUMP,
+                                      syscall_pages);
+        if (ret)
                 goto up_fail;
-        }
 
         current->mm->context.vdso = (void *)addr;
         current_thread_info()->sysenter_return =
                                     (void *)VDSO_SYM(&SYSENTER_RETURN);
-        mm->total_vm++;
 up_fail:
         up_write(&mm->mmap_sem);
         return ret;
diff --git a/arch/i386/mach-es7000/es7000.h b/arch/i386/mach-es7000/es7000.h
index 80566ca4a80a..c8d5aa132fa0 100644
--- a/arch/i386/mach-es7000/es7000.h
+++ b/arch/i386/mach-es7000/es7000.h
@@ -84,15 +84,6 @@ struct es7000_oem_table {
 };
 
 #ifdef CONFIG_ACPI
-struct acpi_table_sdt {
-        unsigned long pa;
-        unsigned long count;
-        struct {
-                unsigned long pa;
-                enum acpi_table_id id;
-                unsigned long size;
-        }       entry[50];
-};
 
 struct oem_table {
         struct acpi_table_header Header;
diff --git a/arch/i386/mach-es7000/es7000plat.c b/arch/i386/mach-es7000/es7000plat.c
index 3d0fc853516d..9be6ceabf042 100644
--- a/arch/i386/mach-es7000/es7000plat.c
+++ b/arch/i386/mach-es7000/es7000plat.c
@@ -160,51 +160,14 @@ parse_unisys_oem (char *oemptr)
 int __init
 find_unisys_acpi_oem_table(unsigned long *oem_addr)
 {
-        struct acpi_table_rsdp          *rsdp = NULL;
-        unsigned long                   rsdp_phys = 0;
-        struct acpi_table_header        *header = NULL;
-        int                             i;
-        struct acpi_table_sdt           sdt;
-
-        rsdp_phys = acpi_find_rsdp();
-        rsdp = __va(rsdp_phys);
-        if (rsdp->rsdt_address) {
-                struct acpi_table_rsdt  *mapped_rsdt = NULL;
-                sdt.pa = rsdp->rsdt_address;
-
-                header = (struct acpi_table_header *)
-                        __acpi_map_table(sdt.pa, sizeof(struct acpi_table_header));
-                if (!header)
-                        return -ENODEV;
-
-                sdt.count = (header->length - sizeof(struct acpi_table_header)) >> 3;
-                mapped_rsdt = (struct acpi_table_rsdt *)
-                        __acpi_map_table(sdt.pa, header->length);
-                if (!mapped_rsdt)
-                        return -ENODEV;
-
-                header = &mapped_rsdt->header;
-
-                for (i = 0; i < sdt.count; i++)
-                        sdt.entry[i].pa = (unsigned long) mapped_rsdt->entry[i];
-        };
-        for (i = 0; i < sdt.count; i++) {
-
-                header = (struct acpi_table_header *)
-                        __acpi_map_table(sdt.entry[i].pa,
-                                sizeof(struct acpi_table_header));
-                if (!header)
-                        continue;
-                if (!strncmp((char *) &header->signature, "OEM1", 4)) {
-                        if (!strncmp((char *) &header->oem_id, "UNISYS", 6)) {
-                                void *addr;
-                                struct oem_table *t;
-                                acpi_table_print(header, sdt.entry[i].pa);
-                                t = (struct oem_table *) __acpi_map_table(sdt.entry[i].pa, header->length);
-                                addr = (void *) __acpi_map_table(t->OEMTableAddr, t->OEMTableSize);
-                                *oem_addr = (unsigned long) addr;
-                                return 0;
-                        }
+        struct acpi_table_header *header = NULL;
+        int i = 0;
+        while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) {
+                if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) {
+                        struct oem_table *t = (struct oem_table *)header;
+                        *oem_addr = (unsigned long)__acpi_map_table(t->OEMTableAddr,
+                                                                    t->OEMTableSize);
+                        return 0;
                 }
         }
         return -1;
diff --git a/arch/i386/mm/pageattr.c b/arch/i386/mm/pageattr.c
index ad91528bdc14..e223b1d4981c 100644
--- a/arch/i386/mm/pageattr.c
+++ b/arch/i386/mm/pageattr.c
@@ -224,7 +224,7 @@ void global_flush_tlb(void)
         list_replace_init(&df_list, &l);
         spin_unlock_irq(&cpa_lock);
         if (!cpu_has_clflush)
-                flush_map(0);
+                flush_map(NULL);
         list_for_each_entry_safe(pg, next, &l, lru) {
                 if (cpu_has_clflush)
                         flush_map(page_address(pg));
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index e2616a266e13..5700220dcf5f 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -36,7 +36,7 @@ static DECLARE_BITMAP(fallback_slots, MAX_CHECK_BUS*32);
 static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
 {
         int cfg_num = -1;
-        struct acpi_table_mcfg_config *cfg;
+        struct acpi_mcfg_allocation *cfg;
 
         if (seg == 0 && bus < MAX_CHECK_BUS &&
             test_bit(PCI_SLOT(devfn) + 32*bus, fallback_slots))
@@ -48,11 +48,11 @@ static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
                         break;
                 }
                 cfg = &pci_mmcfg_config[cfg_num];
-                if (cfg->pci_segment_group_number != seg)
+                if (cfg->pci_segment != seg)
                         continue;
                 if ((cfg->start_bus_number <= bus) &&
                     (cfg->end_bus_number >= bus))
-                        return cfg->base_address;
+                        return cfg->address;
         }
 
         /* Handle more broken MCFG tables on Asus etc.
@@ -60,9 +60,9 @@ static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
            this applies to all busses. */
         cfg = &pci_mmcfg_config[0];
         if (pci_mmcfg_config_num == 1 &&
-                cfg->pci_segment_group_number == 0 &&
+                cfg->pci_segment == 0 &&
                 (cfg->start_bus_number | cfg->end_bus_number) == 0)
-                return cfg->base_address;
+                return cfg->address;
 
         /* Fall back to type 0 */
         return 0;
@@ -125,7 +125,7 @@ static int pci_mmcfg_write(unsigned int seg, unsigned int bus,
         unsigned long flags;
         u32 base;
 
-        if ((bus > 255) || (devfn > 255) || (reg > 4095)) 
+        if ((bus > 255) || (devfn > 255) || (reg > 4095))
                 return -EINVAL;
 
         base = get_base_addr(seg, bus, devfn);
@@ -199,19 +199,19 @@ void __init pci_mmcfg_init(int type)
         if ((pci_probe & PCI_PROBE_MMCONF) == 0)
                 return;
 
-        acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg);
+        acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg);
         if ((pci_mmcfg_config_num == 0) ||
             (pci_mmcfg_config == NULL) ||
-            (pci_mmcfg_config[0].base_address == 0))
+            (pci_mmcfg_config[0].address == 0))
                 return;
 
         /* Only do this check when type 1 works. If it doesn't work
            assume we run on a Mac and always use MCFG */
-        if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].base_address,
-                        pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN,
+        if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].address,
+                        pci_mmcfg_config[0].address + MMCONFIG_APER_MIN,
                         E820_RESERVED)) {
-                printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n",
-                                pci_mmcfg_config[0].base_address);
+                printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %lx is not E820-reserved\n",
+                                (unsigned long)pci_mmcfg_config[0].address);
                 printk(KERN_ERR "PCI: Not using MMCONFIG.\n");
                 return;
         }