18 files changed, 38 insertions, 50 deletions

diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 92cfabf929b..c04bbd32059 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -16,13 +16,17 @@ obj-y				:= semaphore.o cputable.o ptrace.o syscalls.o \
 obj-$(CONFIG_PPC64)		+= setup_64.o binfmt_elf32.o sys_ppc32.o \
 				   signal_64.o ptrace32.o systbl.o \
 				   paca.o ioctl32.o cpu_setup_power4.o \
-				   firmware.o
+				   firmware.o sysfs.o
 obj-$(CONFIG_ALTIVEC)		+= vecemu.o vector.o
 obj-$(CONFIG_POWER4)		+= idle_power4.o
 obj-$(CONFIG_PPC_OF)		+= of_device.o
-obj-$(CONFIG_PPC_RTAS)		+= rtas.o
+procfs-$(CONFIG_PPC64)		:= proc_ppc64.o
+obj-$(CONFIG_PROC_FS)		+= $(procfs-y)
+rtaspci-$(CONFIG_PPC64)		:= rtas_pci.o
+obj-$(CONFIG_PPC_RTAS)		+= rtas.o $(rtaspci-y)
 obj-$(CONFIG_RTAS_FLASH)	+= rtas_flash.o
 obj-$(CONFIG_RTAS_PROC)		+= rtas-proc.o
+obj-$(CONFIG_LPARCFG)		+= lparcfg.o
 obj-$(CONFIG_IBMVIO)		+= vio.o
 obj-$(CONFIG_GENERIC_TBSYNC)	+= smp-tbsync.o
 
diff --git a/arch/ppc64/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index a80ed307515..5e954fae031 100644
--- a/arch/ppc64/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -97,7 +97,7 @@ static unsigned long get_purr(void)
 
 #define lparcfg_write NULL
 
-/* 
+/*
  * Methods used to fetch LPAR data when running on an iSeries platform.
  */
 static int lparcfg_data(struct seq_file *m, void *v)
@@ -169,7 +169,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
 #endif				/* CONFIG_PPC_ISERIES */
 
 #ifdef CONFIG_PPC_PSERIES
-/* 
+/*
  * Methods used to fetch LPAR data when running on a pSeries platform.
  */
 
@@ -178,7 +178,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
  *  entitled_capacity,unallocated_capacity,
  *  aggregation, resource_capability).
  *
- *  R4 = Entitled Processor Capacity Percentage. 
+ *  R4 = Entitled Processor Capacity Percentage.
  *  R5 = Unallocated Processor Capacity Percentage.
  *  R6 (AABBCCDDEEFFGGHH).
  *      XXXX - reserved (0)
@@ -191,7 +191,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
  *          XX - variable processor Capacity Weight
  *            XX - Unallocated Variable Processor Capacity Weight.
  *              XXXX - Active processors in Physical Processor Pool.
- *                  XXXX  - Processors active on platform. 
+ *                  XXXX  - Processors active on platform.
  */
 static unsigned int h_get_ppp(unsigned long *entitled,
 			      unsigned long *unallocated,
@@ -274,7 +274,7 @@ static void parse_system_parameter_string(struct seq_file *m)
 		if (!workbuffer) {
 			printk(KERN_ERR "%s %s kmalloc failure at line %d \n",
 			       __FILE__, __FUNCTION__, __LINE__);
-			kfree(local_buffer);			
+			kfree(local_buffer);
 			return;
 		}
 #ifdef LPARCFG_DEBUG
diff --git a/arch/ppc64/kernel/proc_ppc64.c b/arch/powerpc/kernel/proc_ppc64.c
index c893a11ee19..a1c19502fe8 100644
--- a/arch/ppc64/kernel/proc_ppc64.c
+++ b/arch/powerpc/kernel/proc_ppc64.c
@@ -1,18 +1,16 @@
 /*
- * arch/ppc64/kernel/proc_ppc64.c
- *
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen IBM Corporation
- * 
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
- * 
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index fd3bcb4a9e9..6a5b468edb4 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -71,10 +71,6 @@ struct isa_reg_property {
 typedef int interpret_func(struct device_node *, unsigned long *,
 			   int, int, int);
 
-extern struct rtas_t rtas;
-extern struct lmb lmb;
-extern unsigned long klimit;
-
 static int __initdata dt_root_addr_cells;
 static int __initdata dt_root_size_cells;
 
diff --git a/arch/ppc64/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c
index 0e5a8e11665..0e5a8e11665 100644
--- a/arch/ppc64/kernel/rtas_pci.c
+++ b/arch/powerpc/kernel/rtas_pci.c
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 06e4ef21562..bae4bff138f 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -69,6 +69,8 @@ int _machine = 0;
 EXPORT_SYMBOL(_machine);
 #endif
 
+unsigned long klimit = (unsigned long) _end;
+
 /*
  * This still seems to be needed... -- paulus
  */ 
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index f73d7681b2e..c98cfcc9cd9 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -279,7 +279,6 @@ arch_initcall(ppc_init);
 /* Warning, IO base is not yet inited */
 void __init setup_arch(char **cmdline_p)
 {
-	extern char *klimit;
 	extern void do_init_bootmem(void);
 
 	/* so udelay does something sensible, assume <= 1000 bogomips */
@@ -338,7 +337,7 @@ void __init setup_arch(char **cmdline_p)
 	init_mm.start_code = PAGE_OFFSET;
 	init_mm.end_code = (unsigned long) _etext;
 	init_mm.end_data = (unsigned long) _edata;
-	init_mm.brk = (unsigned long) klimit;
+	init_mm.brk = klimit;
 
 	/* Save unparsed command line copy for /proc/cmdline */
 	strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index be607b877a5..6791668213e 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -96,14 +96,6 @@ extern void udbg_init_maple_realmode(void);
 	do { udbg_putc = call_rtas_display_status_delay; } while(0)
 #endif
 
-/* extern void *stab; */
-extern unsigned long klimit;
-
-extern void mm_init_ppc64(void);
-extern void early_init_devtree(void *flat_dt);
-extern void unflatten_device_tree(void);
-extern void check_for_initrd(void);
-
 int have_of = 1;
 int boot_cpuid = 0;
 int boot_cpuid_phys = 0;
diff --git a/arch/ppc64/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index e99ec62c2c5..850af198fb5 100644
--- a/arch/ppc64/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -232,7 +232,7 @@ static void register_cpu_online(unsigned int cpu)
 		sysdev_create_file(s, &attr_pmc7);
 	if (cur_cpu_spec->num_pmcs >= 8)
 		sysdev_create_file(s, &attr_pmc8);
-  
+
 	if (cpu_has_feature(CPU_FTR_SMT))
 		sysdev_create_file(s, &attr_purr);
 }
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 4612a79dfb6..7d4b8b5f060 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -84,9 +84,6 @@ void MMU_init(void);
 /* XXX should be in current.h  -- paulus */
 extern struct task_struct *current_set[NR_CPUS];
 
-char *klimit = _end;
-struct device_node *memory_node;
-
 extern int init_bootmem_done;
 
 /*
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index ce974c83d88..1134f70f231 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -20,6 +20,8 @@
  *
  */
 
+#undef DEBUG
+
 #include <linux/config.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
@@ -64,6 +66,12 @@
 #include <asm/vdso.h>
 #include <asm/imalloc.h>
 
+#ifdef DEBUG
+#define DBG(fmt...) printk(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
 #if PGTABLE_RANGE > USER_VSID_RANGE
 #warning Limited user VSID range means pagetable space is wasted
 #endif
@@ -72,8 +80,6 @@
 #warning TASK_SIZE is smaller than it needs to be.
 #endif
 
-unsigned long klimit = (unsigned long)_end;
-
 /* max amount of RAM to use */
 unsigned long __max_memory;
 
@@ -188,14 +194,14 @@ static void zero_ctor(void *addr, kmem_cache_t *cache, unsigned long flags)
 }
 
 #ifdef CONFIG_PPC_64K_PAGES
-static const int pgtable_cache_size[2] = {
-	PTE_TABLE_SIZE, PGD_TABLE_SIZE
+static const unsigned int pgtable_cache_size[3] = {
+	PTE_TABLE_SIZE, PMD_TABLE_SIZE, PGD_TABLE_SIZE
 };
 static const char *pgtable_cache_name[ARRAY_SIZE(pgtable_cache_size)] = {
-	"pte_pmd_cache", "pgd_cache",
+	"pte_pmd_cache", "pmd_cache", "pgd_cache",
 };
 #else
-static const int pgtable_cache_size[2] = {
+static const unsigned int pgtable_cache_size[2] = {
 	PTE_TABLE_SIZE, PMD_TABLE_SIZE
 };
 static const char *pgtable_cache_name[ARRAY_SIZE(pgtable_cache_size)] = {
@@ -213,6 +219,8 @@ void pgtable_cache_init(void)
 		int size = pgtable_cache_size[i];
 		const char *name = pgtable_cache_name[i];
 
+		DBG("Allocating page table cache %s (#%d) "
+		    "for size: %08x...\n", name, i, size);
 		pgtable_cache[i] = kmem_cache_create(name,
 						     size, size,
 						     SLAB_HWCACHE_ALIGN |
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 19b415f6e5d..6a29f301436 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -40,7 +40,7 @@
 #include <asm/iommu.h>
 #include <asm/firmware.h>
 #include <asm/systemcfg.h>
-
+#include <asm/system.h>
 #include <asm/time.h>
 #include <asm/paca.h>
 #include <asm/cache.h>
@@ -85,7 +85,6 @@ static void iSeries_pci_final_fixup(void) { }
 int piranha_simulator;
 
 extern int rd_size;		/* Defined in drivers/block/rd.c */
-extern unsigned long klimit;
 extern unsigned long embedded_sysmap_start;
 extern unsigned long embedded_sysmap_end;
 
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 340c21caeae..895aeb3f75d 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -380,9 +380,6 @@ void __init maple_pcibios_fixup(void)
 	for_each_pci_dev(dev)
 		pci_read_irq_line(dev);
 
-	/* Do the mapping of the IO space */
-	phbs_remap_io();
-
 	DBG(" <- maple_pcibios_fixup\n");
 }
 
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index 8f818d092e2..dfd41b9781a 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -918,9 +918,6 @@ void __init pmac_pci_init(void)
 			PCI_DN(np)->busno = 0xf0;
 	}
 
-	/* map in PCI I/O space */
-	phbs_remap_io();
-
 	/* pmac_check_ht_link(); */
 
 	/* Tell pci.c to not use the common resource allocation mechanism */
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index 6b0772f3569..999a9620b5c 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -107,7 +107,6 @@ static void __init pSeries_request_regions(void)
 
 void __init pSeries_final_fixup(void)
 {
-	phbs_remap_io();
 	pSeries_request_regions();
 
 	pci_addr_cache_build();
diff --git a/arch/powerpc/sysdev/u3_iommu.c b/arch/powerpc/sysdev/u3_iommu.c
index 543d6590981..f32baf7f469 100644
--- a/arch/powerpc/sysdev/u3_iommu.c
+++ b/arch/powerpc/sysdev/u3_iommu.c
@@ -226,7 +226,7 @@ static void iommu_table_u3_setup(void)
 	iommu_table_u3.it_busno = 0;
 	iommu_table_u3.it_offset = 0;
 	/* it_size is in number of entries */
-	iommu_table_u3.it_size = dart_tablesize / sizeof(u32);
+	iommu_table_u3.it_size = (dart_tablesize / sizeof(u32)) >> DART_PAGE_FACTOR;
 
 	/* Initialize the common IOMMU code */
 	iommu_table_u3.it_base = (unsigned long)dart_vbase;
diff --git a/arch/ppc64/kernel/Makefile b/arch/ppc64/kernel/Makefile
index 048ba910f02..58b19f10765 100644
--- a/arch/ppc64/kernel/Makefile
+++ b/arch/ppc64/kernel/Makefile
@@ -15,7 +15,7 @@ obj-y               +=	idle.o dma.o \
 			align.o \
 			udbg.o \
 			rtc.o \
-			iommu.o sysfs.o vdso.o
+			iommu.o vdso.o
 obj-y += vdso32/ vdso64/
 
 pci-obj-$(CONFIG_PPC_MULTIPLATFORM)	+= pci_dn.o pci_direct_iommu.o
@@ -30,13 +30,10 @@ endif
 obj-$(CONFIG_PPC_PSERIES) += udbg_16550.o
 
 obj-$(CONFIG_KEXEC)		+= machine_kexec.o
-obj-$(CONFIG_PROC_FS)		+= proc_ppc64.o
 obj-$(CONFIG_MODULES)		+= module.o
 ifneq ($(CONFIG_PPC_MERGE),y)
 obj-$(CONFIG_MODULES)		+= ppc_ksyms.o
 endif
-obj-$(CONFIG_PPC_RTAS)		+= rtas_pci.o
-obj-$(CONFIG_LPARCFG)		+= lparcfg.o
 obj-$(CONFIG_HVC_CONSOLE)	+= hvconsole.o
 ifneq ($(CONFIG_PPC_MERGE),y)
 obj-$(CONFIG_BOOTX_TEXT)	+= btext.o
diff --git a/arch/ppc64/kernel/pci.c b/arch/ppc64/kernel/pci.c
index 66698fdf059..46929fb24f3 100644
--- a/arch/ppc64/kernel/pci.c
+++ b/arch/ppc64/kernel/pci.c
@@ -548,6 +548,9 @@ static int __init pcibios_init(void)
 	if (ppc64_isabridge_dev != NULL)
 		printk("ISA bridge at %s\n", pci_name(ppc64_isabridge_dev));
 
+	/* map in PCI I/O space */
+	phbs_remap_io();
+
 	printk("PCI: Probing PCI hardware done\n");
 
 	return 0;