7 files changed, 47 insertions, 14 deletions

diff --git a/include/asm-ia64/io.h b/include/asm-ia64/io.h
index 855c30af72a9..6311e168cd34 100644
--- a/include/asm-ia64/io.h
+++ b/include/asm-ia64/io.h
@@ -32,7 +32,7 @@
  */
 #define IO_SPACE_LIMIT          0xffffffffffffffffUL
 
-#define MAX_IO_SPACES_BITS              4
+#define MAX_IO_SPACES_BITS              8
 #define MAX_IO_SPACES                   (1UL << MAX_IO_SPACES_BITS)
 #define IO_SPACE_BITS                   24
 #define IO_SPACE_SIZE                   (1UL << IO_SPACE_BITS)
diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h
index 7ffbddf5306f..8f784f8e45b0 100644
--- a/include/asm-ia64/machvec.h
+++ b/include/asm-ia64/machvec.h
@@ -36,6 +36,7 @@ typedef int ia64_mv_pci_legacy_read_t (struct pci_bus *, u16 port, u32 *val,
 typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val,
                                         u8 size);
 typedef void ia64_mv_migrate_t(struct task_struct * task);
+typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *);
 
 /* DMA-mapping interface: */
 typedef void ia64_mv_dma_init (void);
@@ -95,6 +96,11 @@ machvec_noop_task (struct task_struct *task)
 {
 }
 
+static inline void
+machvec_noop_bus (struct pci_bus *bus)
+{
+}
+
 extern void machvec_setup (char **);
 extern void machvec_timer_interrupt (int, void *);
 extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, int);
@@ -159,6 +165,7 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *);
 #  define platform_migrate              ia64_mv.migrate
 #  define platform_setup_msi_irq        ia64_mv.setup_msi_irq
 #  define platform_teardown_msi_irq     ia64_mv.teardown_msi_irq
+#  define platform_pci_fixup_bus        ia64_mv.pci_fixup_bus
 # endif
 
 /* __attribute__((__aligned__(16))) is required to make size of the
@@ -210,6 +217,7 @@ struct ia64_machine_vector {
         ia64_mv_migrate_t *migrate;
         ia64_mv_setup_msi_irq_t *setup_msi_irq;
         ia64_mv_teardown_msi_irq_t *teardown_msi_irq;
+        ia64_mv_pci_fixup_bus_t *pci_fixup_bus;
 } __attribute__((__aligned__(16))); /* align attrib? see above comment */
 
 #define MACHVEC_INIT(name)                      \
@@ -257,6 +265,7 @@ struct ia64_machine_vector {
         platform_migrate,                       \
         platform_setup_msi_irq,                 \
         platform_teardown_msi_irq,              \
+        platform_pci_fixup_bus,                 \
 }
 
 extern struct ia64_machine_vector ia64_mv;
@@ -416,5 +425,8 @@ extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size
 #ifndef platform_teardown_msi_irq
 # define platform_teardown_msi_irq      ((ia64_mv_teardown_msi_irq_t*)NULL)
 #endif
+#ifndef platform_pci_fixup_bus
+# define platform_pci_fixup_bus machvec_noop_bus
+#endif
 
 #endif /* _ASM_IA64_MACHVEC_H */
diff --git a/include/asm-ia64/machvec_sn2.h b/include/asm-ia64/machvec_sn2.h
index c54b165b1c17..83325f6db03e 100644
--- a/include/asm-ia64/machvec_sn2.h
+++ b/include/asm-ia64/machvec_sn2.h
@@ -69,6 +69,7 @@ extern ia64_mv_dma_supported		sn_dma_supported;
 extern ia64_mv_migrate_t                sn_migrate;
 extern ia64_mv_setup_msi_irq_t          sn_setup_msi_irq;
 extern ia64_mv_teardown_msi_irq_t       sn_teardown_msi_irq;
+extern ia64_mv_pci_fixup_bus_t          sn_pci_fixup_bus;
 
 
 /*
@@ -127,6 +128,7 @@ extern ia64_mv_teardown_msi_irq_t	sn_teardown_msi_irq;
 #define platform_setup_msi_irq          ((ia64_mv_setup_msi_irq_t*)NULL)
 #define platform_teardown_msi_irq       ((ia64_mv_teardown_msi_irq_t*)NULL)
 #endif
+#define platform_pci_fixup_bus          sn_pci_fixup_bus
 
 #include <asm/sn/io.h>
 
diff --git a/include/asm-ia64/sn/acpi.h b/include/asm-ia64/sn/acpi.h
new file mode 100644
index 000000000000..2850a7ef5e71
--- /dev/null
+++ b/include/asm-ia64/sn/acpi.h
@@ -0,0 +1,16 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006 Silicon Graphics, Inc. All rights reserved.
+ */
+
+#ifndef _ASM_IA64_SN_ACPI_H
+#define _ASM_IA64_SN_ACPI_H
+
+#include "acpi/acglobal.h"
+
+#define SN_ACPI_BASE_SUPPORT()   (acpi_gbl_DSDT->oem_revision >= 0x20101)
+
+#endif /* _ASM_IA64_SN_ACPI_H */
diff --git a/include/asm-ia64/sn/pcidev.h b/include/asm-ia64/sn/pcidev.h
index eac3561574be..9fe89a93d880 100644
--- a/include/asm-ia64/sn/pcidev.h
+++ b/include/asm-ia64/sn/pcidev.h
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 1992 - 1997, 2000-2006 Silicon Graphics, Inc. All rights reserved.
  */
 #ifndef _ASM_IA64_SN_PCI_PCIDEV_H
 #define _ASM_IA64_SN_PCI_PCIDEV_H
@@ -12,31 +12,29 @@
 
 /*
  * In ia64, pci_dev->sysdata must be a *pci_controller. To provide access to
- * the pcidev_info structs for all devices under a controller, we extend the
- * definition of pci_controller, via sn_pci_controller, to include a list
- * of pcidev_info.
+ * the pcidev_info structs for all devices under a controller, we keep a
+ * list of pcidev_info under pci_controller->platform_data.
  */
-struct sn_pci_controller {
-        struct pci_controller pci_controller;
+struct sn_platform_data {
+        void *provider_soft;
         struct list_head pcidev_info;
 };
 
-#define SN_PCI_CONTROLLER(dev) ((struct sn_pci_controller *) dev->sysdata)
+#define SN_PLATFORM_DATA(busdev) \
+        ((struct sn_platform_data *)(PCI_CONTROLLER(busdev)->platform_data))
 
 #define SN_PCIDEV_INFO(dev)     sn_pcidev_info_get(dev)
 
-#define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \
-        (struct pcibus_info *)((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
 /*
  * Given a pci_bus, return the sn pcibus_bussoft struct.  Note that
  * this only works for root busses, not for busses represented by PPB's.
  */
 
 #define SN_PCIBUS_BUSSOFT(pci_bus) \
-        ((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
+        ((struct pcibus_bussoft *)(SN_PLATFORM_DATA(pci_bus)->provider_soft))
 
 #define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \
-        (struct pcibus_info *)((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
+        ((struct pcibus_info *)(SN_PLATFORM_DATA(pci_bus)->provider_soft))
 /*
  * Given a struct pci_dev, return the sn pcibus_bussoft struct.  Note
  * that this is not equivalent to SN_PCIBUS_BUSSOFT(pci_dev->bus) due
@@ -72,8 +70,6 @@ extern void sn_irq_fixup(struct pci_dev *pci_dev,
                          struct sn_irq_info *sn_irq_info);
 extern void sn_irq_unfixup(struct pci_dev *pci_dev);
 extern struct pcidev_info * sn_pcidev_info_get(struct pci_dev *);
-extern void sn_pci_controller_fixup(int segment, int busnum,
-                                    struct pci_bus *bus);
 extern void sn_bus_store_sysdata(struct pci_dev *dev);
 extern void sn_bus_free_sysdata(void);
 extern void sn_generate_path(struct pci_bus *pci_bus, char *address);
diff --git a/include/asm-ia64/sn/sn_feature_sets.h b/include/asm-ia64/sn/sn_feature_sets.h
index 30dcfa442e53..bfdc36273ed4 100644
--- a/include/asm-ia64/sn/sn_feature_sets.h
+++ b/include/asm-ia64/sn/sn_feature_sets.h
@@ -44,8 +44,14 @@ extern int sn_prom_feature_available(int id);
  * Once enabled, a feature cannot be disabled.
  *
  * By default, features are disabled unless explicitly enabled.
+ *
+ * These defines must be kept in sync with the corresponding
+ * PROM definitions in feature_sets.h.
  */
 #define  OSF_MCA_SLV_TO_OS_INIT_SLV     0
 #define  OSF_FEAT_LOG_SBES              1
+#define  OSF_ACPI_ENABLE                2
+#define  OSF_PCISEGMENT_ENABLE          3
+
 
 #endif /* _ASM_IA64_SN_FEATURE_SETS_H */
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index ba826b3f75bb..be5d83ad7cb1 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -77,6 +77,7 @@
 #define  SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST      0x02000058   // deprecated
 #define  SN_SAL_IOIF_GET_DEVICE_DMAFLUSH_LIST      0x0200005a
 
+#define SN_SAL_IOIF_INIT                           0x0200005f
 #define SN_SAL_HUB_ERROR_INTERRUPT                 0x02000060
 #define SN_SAL_BTE_RECOVER                         0x02000061
 #define SN_SAL_RESERVED_DO_NOT_USE                 0x02000062