Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge

47 files changed, 652 insertions, 402 deletions

diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index d41ad2e675db..99dbea8c5c50 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -14,10 +14,6 @@
 
 HAS_BIARCH	:= $(call cc-option-yn, -m32)
 
-ifeq ($(CONFIG_PPC64),y)
-OLDARCH	:= ppc64
-SZ	:= 64
-
 # Set default 32 bits cross compilers for vdso and boot wrapper
 CROSS32_COMPILE ?=
 
@@ -37,6 +33,10 @@ endif
 
 export CROSS32CC CROSS32AS CROSS32LD CROSS32OBJCOPY
 
+ifeq ($(CONFIG_PPC64),y)
+OLDARCH	:= ppc64
+SZ	:= 64
+
 new_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi)
 
 ifeq ($(new_nm),y)
@@ -139,7 +139,7 @@ drivers-$(CONFIG_CPM2)		+= arch/ppc/8260_io/
 
 drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/
 
-defaultimage-$(CONFIG_PPC32)	:= uImage zImage
+defaultimage-$(CONFIG_PPC32)	:= zImage
 defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux
 defaultimage-$(CONFIG_PPC_PSERIES) := zImage
 KBUILD_IMAGE := $(defaultimage-y)
@@ -154,23 +154,13 @@ BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm
 
 .PHONY: $(BOOT_TARGETS)
 
-boot := arch/$(OLDARCH)/boot
+boot := arch/$(ARCH)/boot
 
-# urk
-ifeq ($(CONFIG_PPC64),y)
 $(BOOT_TARGETS): vmlinux
 	$(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
-else
-$(BOOT_TARGETS): vmlinux
-	$(Q)$(MAKE) ARCH=ppc $(build)=$(boot) $@
-endif
-
-uImage: vmlinux
-	$(Q)$(MAKE) ARCH=$(OLDARCH) $(build)=$(boot)/images $(boot)/images/$@
 
 define archhelp
-  @echo '* zImage          - Compressed kernel image (arch/$(ARCH)/boot/images/zImage.*)'
-  @echo '  uImage          - Create a bootable image for U-Boot / PPCBoot'
+  @echo '* zImage          - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)'
   @echo '  install         - Install kernel using'
   @echo '                    (your) ~/bin/installkernel or'
   @echo '                    (distribution) /sbin/installkernel or'
@@ -180,7 +170,6 @@ endef
 
 archclean:
 	$(Q)$(MAKE) $(clean)=$(boot)
-	# Temporary hack until we have migrated to asm-powerpc
 	$(Q)rm -rf arch/$(ARCH)/include
 
 archprepare: checkbin
diff --git a/arch/ppc64/boot/Makefile b/arch/powerpc/boot/Makefile
index 301bc1536c49..9770f587af73 100644
--- a/arch/ppc64/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -22,7 +22,8 @@
 
 
 HOSTCC		:= gcc
-BOOTCFLAGS	:= $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem $(shell $(CROSS32CC) -print-file-name=include) -fPIC
+BOOTCFLAGS	:= $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem \
+		   $(shell $(CROSS32CC) -print-file-name=include) -fPIC
 BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
 BOOTLFLAGS	:= -T $(srctree)/$(src)/zImage.lds
 OBJCOPYFLAGS    := contents,alloc,load,readonly,data
@@ -98,7 +99,7 @@ quiet_cmd_ramdisk = RAMDISK $@
       cmd_ramdisk = $(obj)/addRamDisk $(obj)/ramdisk.image.gz $< $@
 
 quiet_cmd_stripvm = STRIP   $@
-      cmd_stripvm = $(STRIP) -s $< -o $@
+      cmd_stripvm = $(STRIP) -s -R .comment $< -o $@
 
 vmlinux.strip: vmlinux
 	$(call if_changed,stripvm)
diff --git a/arch/ppc64/boot/README b/arch/powerpc/boot/README
index 3e11058760e4..3e11058760e4 100644
--- a/arch/ppc64/boot/README
+++ b/arch/powerpc/boot/README
diff --git a/arch/ppc64/boot/addRamDisk.c b/arch/powerpc/boot/addRamDisk.c
index c02a99952be7..c02a99952be7 100644
--- a/arch/ppc64/boot/addRamDisk.c
+++ b/arch/powerpc/boot/addRamDisk.c
diff --git a/arch/ppc64/boot/addnote.c b/arch/powerpc/boot/addnote.c
index 8041a9845ab7..8041a9845ab7 100644
--- a/arch/ppc64/boot/addnote.c
+++ b/arch/powerpc/boot/addnote.c
diff --git a/arch/ppc64/boot/crt0.S b/arch/powerpc/boot/crt0.S
index 9cc442263939..9cc442263939 100644
--- a/arch/ppc64/boot/crt0.S
+++ b/arch/powerpc/boot/crt0.S
diff --git a/arch/ppc64/boot/div64.S b/arch/powerpc/boot/div64.S
index 722f360a32a9..722f360a32a9 100644
--- a/arch/ppc64/boot/div64.S
+++ b/arch/powerpc/boot/div64.S
diff --git a/arch/ppc64/boot/elf.h b/arch/powerpc/boot/elf.h
index d4828fcf1cb9..d4828fcf1cb9 100644
--- a/arch/ppc64/boot/elf.h
+++ b/arch/powerpc/boot/elf.h
diff --git a/arch/ppc64/boot/install.sh b/arch/powerpc/boot/install.sh
index eacce9590816..eacce9590816 100644
--- a/arch/ppc64/boot/install.sh
+++ b/arch/powerpc/boot/install.sh
diff --git a/arch/ppc64/boot/main.c b/arch/powerpc/boot/main.c
index e0dde24a72ce..64ec93116fa6 100644
--- a/arch/ppc64/boot/main.c
+++ b/arch/powerpc/boot/main.c
@@ -42,6 +42,8 @@ static struct addr_range vmlinux;
 static struct addr_range vmlinuz;
 static struct addr_range initrd;
 
+static unsigned long elfoffset;
+
 static char scratch[46912];	/* scratch space for gunzip, from zlib_inflate_workspacesize() */
 static char elfheader[256];
 
@@ -131,13 +133,70 @@ static unsigned long try_claim(unsigned long size)
 	return addr;
 }
 
+static int is_elf64(void *hdr)
+{
+	Elf64_Ehdr *elf64 = hdr;
+	Elf64_Phdr *elf64ph;
+	unsigned int i;
+
+	if (!(elf64->e_ident[EI_MAG0]  == ELFMAG0	&&
+	      elf64->e_ident[EI_MAG1]  == ELFMAG1	&&
+	      elf64->e_ident[EI_MAG2]  == ELFMAG2	&&
+	      elf64->e_ident[EI_MAG3]  == ELFMAG3	&&
+	      elf64->e_ident[EI_CLASS] == ELFCLASS64	&&
+	      elf64->e_ident[EI_DATA]  == ELFDATA2MSB	&&
+	      elf64->e_type            == ET_EXEC	&&
+	      elf64->e_machine         == EM_PPC64))
+		return 0;
+
+	elf64ph = (Elf64_Phdr *)((unsigned long)elf64 +
+				 (unsigned long)elf64->e_phoff);
+	for (i = 0; i < (unsigned int)elf64->e_phnum; i++, elf64ph++)
+		if (elf64ph->p_type == PT_LOAD && elf64ph->p_offset != 0)
+			break;
+	if (i >= (unsigned int)elf64->e_phnum)
+		return 0;
+
+	elfoffset = (unsigned long)elf64ph->p_offset;
+	vmlinux.size = (unsigned long)elf64ph->p_filesz + elfoffset;
+	vmlinux.memsize = (unsigned long)elf64ph->p_memsz + elfoffset;
+	return 1;
+}
+
+static int is_elf32(void *hdr)
+{
+	Elf32_Ehdr *elf32 = hdr;
+	Elf32_Phdr *elf32ph;
+	unsigned int i;
+
+	if (!(elf32->e_ident[EI_MAG0]  == ELFMAG0	&&
+	      elf32->e_ident[EI_MAG1]  == ELFMAG1	&&
+	      elf32->e_ident[EI_MAG2]  == ELFMAG2	&&
+	      elf32->e_ident[EI_MAG3]  == ELFMAG3	&&
+	      elf32->e_ident[EI_CLASS] == ELFCLASS32	&&
+	      elf32->e_ident[EI_DATA]  == ELFDATA2MSB	&&
+	      elf32->e_type            == ET_EXEC	&&
+	      elf32->e_machine         == EM_PPC))
+		return 0;
+
+	elf32 = (Elf32_Ehdr *)elfheader;
+	elf32ph = (Elf32_Phdr *) ((unsigned long)elf32 + elf32->e_phoff);
+	for (i = 0; i < elf32->e_phnum; i++, elf32ph++)
+		if (elf32ph->p_type == PT_LOAD && elf32ph->p_offset != 0)
+			break;
+	if (i >= elf32->e_phnum)
+		return 0;
+
+	elfoffset = elf32ph->p_offset;
+	vmlinux.size = elf32ph->p_filesz + elf32ph->p_offset;
+	vmlinux.memsize = elf32ph->p_memsz + elf32ph->p_offset;
+	return 1;
+}
+
 void start(unsigned long a1, unsigned long a2, void *promptr, void *sp)
 {
-	unsigned long i;
 	int len;
 	kernel_entry_t kernel_entry;
-	Elf64_Ehdr *elf64;
-	Elf64_Phdr *elf64ph;
 
 	memset(__bss_start, 0, _end - __bss_start);
 
@@ -153,6 +212,22 @@ void start(unsigned long a1, unsigned long a2, void *promptr, void *sp)
 
 	printf("\n\rzImage starting: loaded at 0x%p (sp: 0x%p)\n\r", _start, sp);
 
+	vmlinuz.addr = (unsigned long)_vmlinux_start;
+	vmlinuz.size = (unsigned long)(_vmlinux_end - _vmlinux_start);
+
+	/* gunzip the ELF header of the kernel */
+	if (*(unsigned short *)vmlinuz.addr == 0x1f8b) {
+		len = vmlinuz.size;
+		gunzip(elfheader, sizeof(elfheader),
+				(unsigned char *)vmlinuz.addr, &len);
+	} else
+		memcpy(elfheader, (const void *)vmlinuz.addr, sizeof(elfheader));
+
+	if (!is_elf64(elfheader) && !is_elf32(elfheader)) {
+		printf("Error: not a valid PPC32 or PPC64 ELF file!\n\r");
+		exit();
+	}
+
 	/*
 	 * The first available claim_base must be above the end of the
 	 * the loaded kernel wrapper file (_start to _end includes the
@@ -172,46 +247,11 @@ void start(unsigned long a1, unsigned long a2, void *promptr, void *sp)
 		claim_base = PROG_START;
 #endif
 
-	vmlinuz.addr = (unsigned long)_vmlinux_start;
-	vmlinuz.size = (unsigned long)(_vmlinux_end - _vmlinux_start);
-
-	/* gunzip the ELF header of the kernel */
-	if (*(unsigned short *)vmlinuz.addr == 0x1f8b) {
-		len = vmlinuz.size;
-		gunzip(elfheader, sizeof(elfheader),
-				(unsigned char *)vmlinuz.addr, &len);
-	} else
-		memcpy(elfheader, (const void *)vmlinuz.addr, sizeof(elfheader));
-
-	elf64 = (Elf64_Ehdr *)elfheader;
-	if ( elf64->e_ident[EI_MAG0]  != ELFMAG0	||
-	     elf64->e_ident[EI_MAG1]  != ELFMAG1	||
-	     elf64->e_ident[EI_MAG2]  != ELFMAG2	||
-	     elf64->e_ident[EI_MAG3]  != ELFMAG3	||
-	     elf64->e_ident[EI_CLASS] != ELFCLASS64	||
-	     elf64->e_ident[EI_DATA]  != ELFDATA2MSB	||
-	     elf64->e_type            != ET_EXEC	||
-	     elf64->e_machine         != EM_PPC64 )
-	{
-		printf("Error: not a valid PPC64 ELF file!\n\r");
-		exit();
-	}
-
-	elf64ph = (Elf64_Phdr *)((unsigned long)elf64 +
-				(unsigned long)elf64->e_phoff);
-	for(i=0; i < (unsigned int)elf64->e_phnum ;i++,elf64ph++) {
-		if (elf64ph->p_type == PT_LOAD && elf64ph->p_offset != 0)
-			break;
-	}
-	vmlinux.size = (unsigned long)elf64ph->p_filesz +
-		(unsigned long)elf64ph->p_offset;
 	/* We need to claim the memsize plus the file offset since gzip
 	 * will expand the header (file offset), then the kernel, then
 	 * possible rubbish we don't care about. But the kernel bss must
 	 * be claimed (it will be zero'd by the kernel itself)
 	 */
-	vmlinux.memsize = (unsigned long)elf64ph->p_memsz +
-		(unsigned long)elf64ph->p_offset;
 	printf("Allocating 0x%lx bytes for kernel ...\n\r", vmlinux.memsize);
 	vmlinux.addr = try_claim(vmlinux.memsize);
 	if (vmlinux.addr == 0) {
@@ -254,9 +294,9 @@ void start(unsigned long a1, unsigned long a2, void *promptr, void *sp)
 	/* Skip over the ELF header */
 #ifdef DEBUG
 	printf("... skipping 0x%lx bytes of ELF header\n\r",
-			(unsigned long)elf64ph->p_offset);
+			elfoffset);
 #endif
-	vmlinux.addr += (unsigned long)elf64ph->p_offset;
+	vmlinux.addr += elfoffset;
 
 	flush_cache((void *)vmlinux.addr, vmlinux.size);
 
@@ -272,7 +312,7 @@ void start(unsigned long a1, unsigned long a2, void *promptr, void *sp)
 		(unsigned long)prom, NULL);
 #endif
 
-	kernel_entry( a1, a2, prom, NULL );
+	kernel_entry(a1, a2, prom, NULL);
 
 	printf("Error: Linux kernel returned to zImage bootloader!\n\r");
 
diff --git a/arch/ppc64/boot/page.h b/arch/powerpc/boot/page.h
index 14eca30fef64..14eca30fef64 100644
--- a/arch/ppc64/boot/page.h
+++ b/arch/powerpc/boot/page.h
diff --git a/arch/ppc64/boot/ppc_asm.h b/arch/powerpc/boot/ppc_asm.h
index 1c2c2817f9b7..1c2c2817f9b7 100644
--- a/arch/ppc64/boot/ppc_asm.h
+++ b/arch/powerpc/boot/ppc_asm.h
diff --git a/arch/ppc64/boot/prom.c b/arch/powerpc/boot/prom.c
index 4bea2f4dcb06..4bea2f4dcb06 100644
--- a/arch/ppc64/boot/prom.c
+++ b/arch/powerpc/boot/prom.c
diff --git a/arch/ppc64/boot/prom.h b/arch/powerpc/boot/prom.h
index 96ab5aec740c..96ab5aec740c 100644
--- a/arch/ppc64/boot/prom.h
+++ b/arch/powerpc/boot/prom.h
diff --git a/arch/ppc64/boot/stdio.h b/arch/powerpc/boot/stdio.h
index 24bd3a8dee94..24bd3a8dee94 100644
--- a/arch/ppc64/boot/stdio.h
+++ b/arch/powerpc/boot/stdio.h
diff --git a/arch/ppc64/boot/string.S b/arch/powerpc/boot/string.S
index b1eeaed7db17..b1eeaed7db17 100644
--- a/arch/ppc64/boot/string.S
+++ b/arch/powerpc/boot/string.S
diff --git a/arch/ppc64/boot/string.h b/arch/powerpc/boot/string.h
index 9fdff1cc0d70..9fdff1cc0d70 100644
--- a/arch/ppc64/boot/string.h
+++ b/arch/powerpc/boot/string.h
diff --git a/arch/ppc64/boot/zImage.lds b/arch/powerpc/boot/zImage.lds
index 4b6bb3ffe3dc..4b6bb3ffe3dc 100644
--- a/arch/ppc64/boot/zImage.lds
+++ b/arch/powerpc/boot/zImage.lds
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 67ffecbc05cb..4b433411b9e3 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -1,18 +1,33 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.14-rc4
-# Thu Oct 20 08:29:10 2005
+# Linux kernel version: 2.6.15-rc1
+# Tue Nov 15 14:36:20 2005
 #
+CONFIG_PPC64=y
 CONFIG_64BIT=y
+CONFIG_PPC_MERGE=y
 CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_GENERIC_ISA_DMA=y
+CONFIG_PPC=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_COMPAT=y
+CONFIG_SYSVIPC_COMPAT=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
-CONFIG_FORCE_MAX_ZONEORDER=13
+
+#
+# Processor support
+#
+# CONFIG_POWER4_ONLY is not set
+CONFIG_POWER3=y
+CONFIG_POWER4=y
+CONFIG_PPC_FPU=y
+CONFIG_ALTIVEC=y
+CONFIG_PPC_STD_MMU=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=4
 
 #
 # Code maturity level options
@@ -66,31 +81,69 @@ CONFIG_OBSOLETE_MODPARM=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 # CONFIG_KMOD is not set
 CONFIG_STOP_MACHINE=y
-CONFIG_SYSVIPC_COMPAT=y
+
+#
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
 
 #
 # Platform support
 #
-# CONFIG_PPC_ISERIES is not set
 CONFIG_PPC_MULTIPLATFORM=y
+# CONFIG_PPC_ISERIES is not set
+# CONFIG_EMBEDDED6xx is not set
+# CONFIG_APUS is not set
 # CONFIG_PPC_PSERIES is not set
-CONFIG_PPC_BPA=y
 # CONFIG_PPC_PMAC is not set
 # CONFIG_PPC_MAPLE is not set
-CONFIG_PPC=y
-CONFIG_PPC64=y
+CONFIG_PPC_CELL=y
 CONFIG_PPC_OF=y
-CONFIG_BPA_IIC=y
-CONFIG_ALTIVEC=y
-CONFIG_KEXEC=y
 # CONFIG_U3_DART is not set
-# CONFIG_BOOTX_TEXT is not set
-# CONFIG_POWER4_ONLY is not set
+CONFIG_PPC_RTAS=y
+# CONFIG_RTAS_ERROR_LOGGING is not set
+CONFIG_RTAS_PROC=y
+CONFIG_RTAS_FLASH=y
+CONFIG_MMIO_NVRAM=y
+CONFIG_CELL_IIC=y
+# CONFIG_PPC_MPC106 is not set
+# CONFIG_GENERIC_TBSYNC is not set
+# CONFIG_CPU_FREQ is not set
+# CONFIG_WANT_EARLY_SERIAL is not set
+
+#
+# Kernel options
+#
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+CONFIG_PREEMPT_BKL=y
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_MISC is not set
+CONFIG_FORCE_MAX_ZONEORDER=13
 # CONFIG_IOMMU_VMERGE is not set
-CONFIG_SMP=y
-CONFIG_NR_CPUS=4
+CONFIG_KEXEC=y
+CONFIG_IRQ_ALL_CPUS=y
+# CONFIG_NUMA is not set
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -98,30 +151,21 @@ CONFIG_FLATMEM_MANUAL=y
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_NUMA is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PPC_64K_PAGES is not set
 CONFIG_SCHED_SMT=y
-CONFIG_PREEMPT_NONE=y
-# CONFIG_PREEMPT_VOLUNTARY is not set
-# CONFIG_PREEMPT is not set
-CONFIG_PREEMPT_BKL=y
-# CONFIG_HZ_100 is not set
-CONFIG_HZ_250=y
-# CONFIG_HZ_1000 is not set
-CONFIG_HZ=250
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_PPC_RTAS=y
-CONFIG_RTAS_PROC=y
-CONFIG_RTAS_FLASH=y
-CONFIG_SECCOMP=y
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_MISC is not set
 CONFIG_PROC_DEVICETREE=y
 # CONFIG_CMDLINE_BOOL is not set
+# CONFIG_PM is not set
+CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
 #
-# Bus Options
+# Bus options
 #
+CONFIG_GENERIC_ISA_DMA=y
+# CONFIG_PPC_I8259 is not set
+# CONFIG_PPC_INDIRECT_PCI is not set
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_LEGACY_PROC=y
@@ -136,6 +180,7 @@ CONFIG_PCI_LEGACY_PROC=y
 # PCI Hotplug Support
 #
 # CONFIG_HOTPLUG_PCI is not set
+CONFIG_KERNEL_START=0xc000000000000000
 
 #
 # Networking
@@ -183,6 +228,10 @@ CONFIG_INET6_TUNNEL=m
 CONFIG_IPV6_TUNNEL=m
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
+
+#
+# Core Netfilter Configuration
+#
 # CONFIG_NETFILTER_NETLINK is not set
 
 #
@@ -284,6 +333,10 @@ CONFIG_IP_NF_ARP_MANGLE=m
 # CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
 # CONFIG_NET_SCHED is not set
 CONFIG_NET_CLS_ROUTE=y
 
@@ -345,14 +398,6 @@ CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=131072
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_CDROM_PKTCDVD is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
 # CONFIG_ATA_OVER_ETH is not set
 
 #
@@ -442,6 +487,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # Macintosh device drivers
 #
+# CONFIG_WINDFARM is not set
 
 #
 # Network device support
@@ -495,7 +541,6 @@ CONFIG_SKGE=m
 # CONFIG_SK98LIN is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
-# CONFIG_SPIDER_NET is not set
 # CONFIG_MV643XX_ETH is not set
 
 #
@@ -625,7 +670,7 @@ CONFIG_WATCHDOG=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-CONFIG_WATCHDOG_RTAS=y
+# CONFIG_WATCHDOG_RTAS is not set
 
 #
 # PCI-based Watchdog Cards
@@ -633,6 +678,8 @@ CONFIG_WATCHDOG_RTAS=y
 # CONFIG_PCIPCWATCHDOG is not set
 # CONFIG_WDTPCI is not set
 # CONFIG_RTC is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
@@ -649,6 +696,7 @@ CONFIG_WATCHDOG_RTAS=y
 # TPM devices
 #
 # CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
 
 #
 # I2C support
@@ -699,6 +747,7 @@ CONFIG_I2C_ALGOBIT=y
 # CONFIG_SENSORS_PCF8591 is not set
 # CONFIG_SENSORS_RTC8564 is not set
 # CONFIG_SENSORS_MAX6875 is not set
+# CONFIG_RTC_X1205_I2C is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
@@ -757,6 +806,10 @@ CONFIG_USB_ARCH_HAS_OHCI=y
 # CONFIG_USB is not set
 
 #
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
 # USB Gadget Support
 #
 # CONFIG_USB_GADGET is not set
@@ -943,9 +996,24 @@ CONFIG_NLS_ISO8859_15=m
 # CONFIG_NLS_UTF8 is not set
 
 #
-# Profiling support
+# Library routines
+#
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=m
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_TEXTSEARCH=y
+CONFIG_TEXTSEARCH_KMP=m
+CONFIG_TEXTSEARCH_BM=m
+CONFIG_TEXTSEARCH_FSM=m
+
+#
+# Instrumentation Support
 #
 # CONFIG_PROFILING is not set
+# CONFIG_KPROBES is not set
 
 #
 # Kernel hacking
@@ -962,13 +1030,14 @@ CONFIG_DEBUG_SPINLOCK_SLEEP=y
 # CONFIG_DEBUG_KOBJECT is not set
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_DEBUG_STACKOVERFLOW is not set
-# CONFIG_KPROBES is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 CONFIG_DEBUGGER=y
 # CONFIG_XMON is not set
-# CONFIG_PPCDBG is not set
 CONFIG_IRQSTACKS=y
+# CONFIG_BOOTX_TEXT is not set
 
 #
 # Security options
@@ -1008,17 +1077,3 @@ CONFIG_CRYPTO_DEFLATE=m
 #
 # Hardware crypto devices
 #
-
-#
-# Library routines
-#
-# CONFIG_CRC_CCITT is not set
-# CONFIG_CRC16 is not set
-CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=m
-CONFIG_ZLIB_DEFLATE=m
-CONFIG_TEXTSEARCH=y
-CONFIG_TEXTSEARCH_KMP=m
-CONFIG_TEXTSEARCH_BM=m
-CONFIG_TEXTSEARCH_FSM=m
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index e76854f8c121..e7c23e3902b8 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.14
-# Mon Nov  7 13:37:59 2005
+# Linux kernel version: 2.6.15-rc1
+# Tue Nov 15 14:39:20 2005
 #
 CONFIG_PPC64=y
 CONFIG_64BIT=y
@@ -83,6 +83,23 @@ CONFIG_KMOD=y
 CONFIG_STOP_MACHINE=y
 
 #
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
 # Platform support
 #
 CONFIG_PPC_MULTIPLATFORM=y
@@ -137,6 +154,7 @@ CONFIG_IRQ_ALL_CPUS=y
 # CONFIG_NUMA is not set
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -144,7 +162,7 @@ CONFIG_FLATMEM_MANUAL=y
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_SPLIT_PTLOCK_CPUS=4096
 # CONFIG_PPC_64K_PAGES is not set
 # CONFIG_SCHED_SMT is not set
 CONFIG_PROC_DEVICETREE=y
@@ -215,6 +233,10 @@ CONFIG_TCP_CONG_BIC=y
 # CONFIG_IPV6 is not set
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
+
+#
+# Core Netfilter Configuration
+#
 # CONFIG_NETFILTER_NETLINK is not set
 
 #
@@ -382,19 +404,6 @@ CONFIG_BLK_DEV_INITRD=y
 CONFIG_CDROM_PKTCDVD=m
 CONFIG_CDROM_PKTCDVD_BUFFERS=8
 # CONFIG_CDROM_PKTCDVD_WCACHE is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-CONFIG_DEFAULT_AS=y
-# CONFIG_DEFAULT_DEADLINE is not set
-# CONFIG_DEFAULT_CFQ is not set
-# CONFIG_DEFAULT_NOOP is not set
-CONFIG_DEFAULT_IOSCHED="anticipatory"
 # CONFIG_ATA_OVER_ETH is not set
 
 #
@@ -656,7 +665,6 @@ CONFIG_SUNGEM=y
 # CONFIG_NET_TULIP is not set
 # CONFIG_HP100 is not set
 # CONFIG_NET_PCI is not set
-# CONFIG_FEC_8XX is not set
 
 #
 # Ethernet (1000 Mbit)
@@ -710,6 +718,7 @@ CONFIG_PPP_ASYNC=m
 CONFIG_PPP_SYNC_TTY=m
 CONFIG_PPP_DEFLATE=m
 CONFIG_PPP_BSDCOMP=m
+# CONFIG_PPP_MPPE is not set
 CONFIG_PPPOE=m
 # CONFIG_SLIP is not set
 # CONFIG_NET_FC is not set
@@ -804,6 +813,8 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # CONFIG_WATCHDOG is not set
 # CONFIG_RTC is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
@@ -917,7 +928,6 @@ CONFIG_FB=y
 CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
-CONFIG_FB_SOFT_CURSOR=y
 CONFIG_FB_MACMODES=y
 CONFIG_FB_MODE_HELPERS=y
 CONFIG_FB_TILEBLITTING=y
@@ -932,6 +942,7 @@ CONFIG_FB_OF=y
 # CONFIG_FB_ASILIANT is not set
 # CONFIG_FB_IMSTT is not set
 # CONFIG_FB_VGA16 is not set
+# CONFIG_FB_S1D13XXX is not set
 CONFIG_FB_NVIDIA=y
 CONFIG_FB_NVIDIA_I2C=y
 # CONFIG_FB_RIVA is not set
@@ -950,7 +961,6 @@ CONFIG_FB_RADEON_I2C=y
 # CONFIG_FB_VOODOO1 is not set
 # CONFIG_FB_CYBLA is not set
 # CONFIG_FB_TRIDENT is not set
-# CONFIG_FB_S1D13XXX is not set
 # CONFIG_FB_VIRTUAL is not set
 
 #
@@ -959,6 +969,7 @@ CONFIG_FB_RADEON_I2C=y
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
 # CONFIG_FONTS is not set
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y
@@ -1474,10 +1485,11 @@ CONFIG_TEXTSEARCH_BM=m
 CONFIG_TEXTSEARCH_FSM=m
 
 #
-# Profiling support
+# Instrumentation Support
 #
 CONFIG_PROFILING=y
 CONFIG_OPROFILE=y
+# CONFIG_KPROBES is not set
 
 #
 # Kernel hacking
@@ -1497,7 +1509,6 @@ CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_DEBUG_STACKOVERFLOW is not set
-# CONFIG_KPROBES is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_DEBUGGER is not set
 CONFIG_IRQSTACKS=y
diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig
index 62e92c7e9e27..5d0866707a75 100644
--- a/arch/powerpc/configs/iseries_defconfig
+++ b/arch/powerpc/configs/iseries_defconfig
@@ -1,18 +1,33 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.14-rc4
-# Thu Oct 20 08:30:56 2005
+# Linux kernel version: 2.6.15-rc1
+# Tue Nov 15 14:38:09 2005
 #
+CONFIG_PPC64=y
 CONFIG_64BIT=y
+CONFIG_PPC_MERGE=y
 CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_GENERIC_ISA_DMA=y
+CONFIG_PPC=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_COMPAT=y
+CONFIG_SYSVIPC_COMPAT=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
-CONFIG_FORCE_MAX_ZONEORDER=13
+
+#
+# Processor support
+#
+# CONFIG_POWER4_ONLY is not set
+CONFIG_POWER3=y
+CONFIG_POWER4=y
+CONFIG_PPC_FPU=y
+# CONFIG_ALTIVEC is not set
+CONFIG_PPC_STD_MMU=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=32
 
 #
 # Code maturity level options
@@ -68,22 +83,60 @@ CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 CONFIG_KMOD=y
 CONFIG_STOP_MACHINE=y
-CONFIG_SYSVIPC_COMPAT=y
+
+#
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
 
 #
 # Platform support
 #
-CONFIG_PPC_ISERIES=y
 # CONFIG_PPC_MULTIPLATFORM is not set
-CONFIG_PPC=y
-CONFIG_PPC64=y
+CONFIG_PPC_ISERIES=y
+# CONFIG_EMBEDDED6xx is not set
+# CONFIG_APUS is not set
+# CONFIG_PPC_RTAS is not set
+# CONFIG_MMIO_NVRAM is not set
 CONFIG_IBMVIO=y
-# CONFIG_POWER4_ONLY is not set
+# CONFIG_PPC_MPC106 is not set
+# CONFIG_GENERIC_TBSYNC is not set
+# CONFIG_CPU_FREQ is not set
+# CONFIG_WANT_EARLY_SERIAL is not set
+
+#
+# Kernel options
+#
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+# CONFIG_PREEMPT_BKL is not set
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_MISC is not set
+CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_IOMMU_VMERGE=y
-CONFIG_SMP=y
-CONFIG_NR_CPUS=32
+CONFIG_IRQ_ALL_CPUS=y
+CONFIG_LPARCFG=y
+# CONFIG_NUMA is not set
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -91,26 +144,20 @@ CONFIG_FLATMEM_MANUAL=y
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_NUMA is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PPC_64K_PAGES is not set
 # CONFIG_SCHED_SMT is not set
-CONFIG_PREEMPT_NONE=y
-# CONFIG_PREEMPT_VOLUNTARY is not set
-# CONFIG_PREEMPT is not set
-# CONFIG_PREEMPT_BKL is not set
-# CONFIG_HZ_100 is not set
-CONFIG_HZ_250=y
-# CONFIG_HZ_1000 is not set
-CONFIG_HZ=250
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_LPARCFG=y
+CONFIG_PROC_DEVICETREE=y
+# CONFIG_PM is not set
 CONFIG_SECCOMP=y
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_MISC is not set
 CONFIG_ISA_DMA_API=y
 
 #
-# Bus Options
+# Bus options
 #
+CONFIG_GENERIC_ISA_DMA=y
+# CONFIG_PPC_I8259 is not set
+# CONFIG_PPC_INDIRECT_PCI is not set
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_LEGACY_PROC=y
@@ -125,6 +172,7 @@ CONFIG_PCI_LEGACY_PROC=y
 # PCI Hotplug Support
 #
 # CONFIG_HOTPLUG_PCI is not set
+CONFIG_KERNEL_START=0xc000000000000000
 
 #
 # Networking
@@ -166,6 +214,10 @@ CONFIG_TCP_CONG_BIC=y
 # CONFIG_IPV6 is not set
 CONFIG_NETFILTER=y
 # CONFIG_NETFILTER_DEBUG is not set
+
+#
+# Core Netfilter Configuration
+#
 # CONFIG_NETFILTER_NETLINK is not set
 
 #
@@ -265,6 +317,10 @@ CONFIG_LLC=y
 # CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
 # CONFIG_NET_SCHED is not set
 CONFIG_NET_CLS_ROUTE=y
 
@@ -326,14 +382,6 @@ CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=65536
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_CDROM_PKTCDVD is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
 # CONFIG_ATA_OVER_ETH is not set
 
 #
@@ -377,6 +425,7 @@ CONFIG_SCSI_FC_ATTRS=y
 #
 # SCSI low-level drivers
 #
+# CONFIG_ISCSI_TCP is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -454,6 +503,7 @@ CONFIG_DM_ZERO=m
 #
 # Macintosh device drivers
 #
+# CONFIG_WINDFARM is not set
 
 #
 # Network device support
@@ -561,6 +611,7 @@ CONFIG_PPP_ASYNC=m
 CONFIG_PPP_SYNC_TTY=m
 CONFIG_PPP_DEFLATE=m
 CONFIG_PPP_BSDCOMP=m
+# CONFIG_PPP_MPPE is not set
 CONFIG_PPPOE=m
 # CONFIG_SLIP is not set
 # CONFIG_NET_FC is not set
@@ -643,6 +694,8 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # CONFIG_WATCHDOG is not set
 # CONFIG_RTC is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
@@ -660,6 +713,7 @@ CONFIG_MAX_RAW_DEVS=256
 # TPM devices
 #
 # CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
 
 #
 # I2C support
@@ -713,6 +767,10 @@ CONFIG_USB_ARCH_HAS_OHCI=y
 # CONFIG_USB is not set
 
 #
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
 # USB Gadget Support
 #
 # CONFIG_USB_GADGET is not set
@@ -917,10 +975,25 @@ CONFIG_VIOTAPE=m
 CONFIG_VIOPATH=y
 
 #
-# Profiling support
+# Library routines
+#
+CONFIG_CRC_CCITT=m
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+CONFIG_LIBCRC32C=m
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_TEXTSEARCH=y
+CONFIG_TEXTSEARCH_KMP=m
+CONFIG_TEXTSEARCH_BM=m
+CONFIG_TEXTSEARCH_FSM=m
+
+#
+# Instrumentation Support
 #
 CONFIG_PROFILING=y
 CONFIG_OPROFILE=y
+# CONFIG_KPROBES is not set
 
 #
 # Kernel hacking
@@ -937,11 +1010,11 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_DEBUG_KOBJECT is not set
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
 CONFIG_DEBUG_STACKOVERFLOW=y
-# CONFIG_KPROBES is not set
 CONFIG_DEBUG_STACK_USAGE=y
 # CONFIG_DEBUGGER is not set
-# CONFIG_PPCDBG is not set
 CONFIG_IRQSTACKS=y
 
 #
@@ -982,17 +1055,3 @@ CONFIG_CRYPTO_TEST=m
 #
 # Hardware crypto devices
 #
-
-#
-# Library routines
-#
-CONFIG_CRC_CCITT=m
-# CONFIG_CRC16 is not set
-CONFIG_CRC32=y
-CONFIG_LIBCRC32C=m
-CONFIG_ZLIB_INFLATE=y
-CONFIG_ZLIB_DEFLATE=m
-CONFIG_TEXTSEARCH=y
-CONFIG_TEXTSEARCH_KMP=m
-CONFIG_TEXTSEARCH_BM=m
-CONFIG_TEXTSEARCH_FSM=m
diff --git a/arch/powerpc/configs/maple_defconfig b/arch/powerpc/configs/maple_defconfig
index 7b480f3d1406..92e42613ef06 100644
--- a/arch/powerpc/configs/maple_defconfig
+++ b/arch/powerpc/configs/maple_defconfig
@@ -1,18 +1,32 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.14-rc4
-# Thu Oct 20 08:31:24 2005
+# Linux kernel version: 2.6.15-rc1
+# Tue Nov 15 14:38:58 2005
 #
+CONFIG_PPC64=y
 CONFIG_64BIT=y
+CONFIG_PPC_MERGE=y
 CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_GENERIC_ISA_DMA=y
+CONFIG_PPC=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_COMPAT=y
+CONFIG_SYSVIPC_COMPAT=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
-CONFIG_FORCE_MAX_ZONEORDER=13
+
+#
+# Processor support
+#
+CONFIG_POWER4_ONLY=y
+CONFIG_POWER4=y
+CONFIG_PPC_FPU=y
+# CONFIG_ALTIVEC is not set
+CONFIG_PPC_STD_MMU=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=2
 
 #
 # Code maturity level options
@@ -67,32 +81,67 @@ CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 CONFIG_KMOD=y
 CONFIG_STOP_MACHINE=y
-CONFIG_SYSVIPC_COMPAT=y
+
+#
+# Block layer
+#
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
 
 #
 # Platform support
 #
-# CONFIG_PPC_ISERIES is not set
 CONFIG_PPC_MULTIPLATFORM=y
+# CONFIG_PPC_ISERIES is not set
+# CONFIG_EMBEDDED6xx is not set
+# CONFIG_APUS is not set
 # CONFIG_PPC_PSERIES is not set
-# CONFIG_PPC_BPA is not set
 # CONFIG_PPC_PMAC is not set
 CONFIG_PPC_MAPLE=y
-CONFIG_PPC=y
-CONFIG_PPC64=y
+# CONFIG_PPC_CELL is not set
 CONFIG_PPC_OF=y
-CONFIG_MPIC=y
-# CONFIG_ALTIVEC is not set
-CONFIG_KEXEC=y
 CONFIG_U3_DART=y
+CONFIG_MPIC=y
+# CONFIG_PPC_RTAS is not set
+# CONFIG_MMIO_NVRAM is not set
 CONFIG_MPIC_BROKEN_U3=y
-CONFIG_BOOTX_TEXT=y
-CONFIG_POWER4_ONLY=y
+# CONFIG_PPC_MPC106 is not set
+CONFIG_GENERIC_TBSYNC=y
+# CONFIG_CPU_FREQ is not set
+# CONFIG_WANT_EARLY_SERIAL is not set
+
+#
+# Kernel options
+#
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+# CONFIG_PREEMPT_BKL is not set
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_MISC is not set
+CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_IOMMU_VMERGE=y
-CONFIG_SMP=y
-CONFIG_NR_CPUS=2
+CONFIG_KEXEC=y
+CONFIG_IRQ_ALL_CPUS=y
+# CONFIG_NUMA is not set
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -100,27 +149,21 @@ CONFIG_FLATMEM_MANUAL=y
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
 # CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_NUMA is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PPC_64K_PAGES is not set
 # CONFIG_SCHED_SMT is not set
-CONFIG_PREEMPT_NONE=y
-# CONFIG_PREEMPT_VOLUNTARY is not set
-# CONFIG_PREEMPT is not set
-# CONFIG_PREEMPT_BKL is not set
-# CONFIG_HZ_100 is not set
-CONFIG_HZ_250=y
-# CONFIG_HZ_1000 is not set
-CONFIG_HZ=250
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_SECCOMP=y
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_MISC is not set
 CONFIG_PROC_DEVICETREE=y
 # CONFIG_CMDLINE_BOOL is not set
+# CONFIG_PM is not set
+CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
 #
-# Bus Options
+# Bus options
 #
+CONFIG_GENERIC_ISA_DMA=y
+# CONFIG_PPC_I8259 is not set
+# CONFIG_PPC_INDIRECT_PCI is not set
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_LEGACY_PROC=y
@@ -135,6 +178,7 @@ CONFIG_PCI_LEGACY_PROC=y
 # PCI Hotplug Support
 #
 # CONFIG_HOTPLUG_PCI is not set
+CONFIG_KERNEL_START=0xc000000000000000
 
 #
 # Networking
@@ -193,6 +237,10 @@ CONFIG_TCP_CONG_BIC=y
 # CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
 # CONFIG_NET_SCHED is not set
 # CONFIG_NET_CLS_ROUTE is not set
 
@@ -254,14 +302,6 @@ CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=8192
 # CONFIG_BLK_DEV_INITRD is not set
 # CONFIG_CDROM_PKTCDVD is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
 # CONFIG_ATA_OVER_ETH is not set
 
 #
@@ -351,6 +391,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # Macintosh device drivers
 #
+# CONFIG_WINDFARM is not set
 
 #
 # Network device support
@@ -533,6 +574,8 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # CONFIG_WATCHDOG is not set
 # CONFIG_RTC is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
@@ -549,6 +592,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # TPM devices
 #
 # CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
 
 #
 # I2C support
@@ -599,6 +643,7 @@ CONFIG_I2C_AMD8111=y
 # CONFIG_SENSORS_PCF8591 is not set
 # CONFIG_SENSORS_RTC8564 is not set
 # CONFIG_SENSORS_MAX6875 is not set
+# CONFIG_RTC_X1205_I2C is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
@@ -681,12 +726,15 @@ CONFIG_USB_UHCI_HCD=y
 #
 # USB Device Class drivers
 #
-# CONFIG_USB_BLUETOOTH_TTY is not set
 # CONFIG_USB_ACM is not set
 # CONFIG_USB_PRINTER is not set
 
 #
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# may also be needed; see USB_STORAGE Help for more information
 #
 # CONFIG_USB_STORAGE is not set
 
@@ -776,6 +824,7 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
 # CONFIG_USB_SERIAL_KLSI is not set
 # CONFIG_USB_SERIAL_KOBIL_SCT is not set
 # CONFIG_USB_SERIAL_MCT_U232 is not set
+# CONFIG_USB_SERIAL_NOKIA_DKU2 is not set
 # CONFIG_USB_SERIAL_PL2303 is not set
 # CONFIG_USB_SERIAL_HP4X is not set
 # CONFIG_USB_SERIAL_SAFE is not set
@@ -985,9 +1034,19 @@ CONFIG_NLS_DEFAULT="utf-8"
 CONFIG_NLS_UTF8=y
 
 #
-# Profiling support
+# Library routines
+#
+CONFIG_CRC_CCITT=y
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+
+#
+# Instrumentation Support
 #
 # CONFIG_PROFILING is not set
+# CONFIG_KPROBES is not set
 
 #
 # Kernel hacking
@@ -1004,14 +1063,15 @@ CONFIG_DEBUG_SPINLOCK_SLEEP=y
 # CONFIG_DEBUG_KOBJECT is not set
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
 CONFIG_DEBUG_STACKOVERFLOW=y
-# CONFIG_KPROBES is not set
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_DEBUGGER=y
 CONFIG_XMON=y
 CONFIG_XMON_DEFAULT=y
-# CONFIG_PPCDBG is not set
 # CONFIG_IRQSTACKS is not set
+CONFIG_BOOTX_TEXT=y
 
 #
 # Security options
@@ -1051,12 +1111,3 @@ CONFIG_CRYPTO_DES=y
 #
 # Hardware crypto devices
 #
-
-#
-# Library routines
-#
-CONFIG_CRC_CCITT=y
-# CONFIG_CRC16 is not set
-CONFIG_CRC32=y
-# CONFIG_LIBCRC32C is not set
-CONFIG_ZLIB_INFLATE=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 913962c1dae0..b4745c918a4a 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.15-rc1
-# Mon Nov 14 15:27:00 2005
+# Tue Nov 15 14:36:55 2005
 #
 CONFIG_PPC64=y
 CONFIG_64BIT=y
@@ -144,7 +144,7 @@ CONFIG_FORCE_MAX_ZONEORDER=13
 CONFIG_IOMMU_VMERGE=y
 CONFIG_HOTPLUG_CPU=y
 CONFIG_KEXEC=y
-# CONFIG_IRQ_ALL_CPUS is not set
+CONFIG_IRQ_ALL_CPUS=y
 CONFIG_PPC_SPLPAR=y
 CONFIG_EEH=y
 CONFIG_SCANLOG=m
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 3cef1b8f57f0..5a5b24685081 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -30,10 +30,10 @@
 #include <asm/byteorder.h>
 #include <asm/irq.h>
 #include <asm/machdep.h>
-#include <asm/udbg.h>
 #include <asm/ppc-pci.h>
 
 #ifdef DEBUG
+#include <asm/udbg.h>
 #define DBG(fmt...) udbg_printf(fmt)
 #else
 #define DBG(fmt...)
@@ -187,7 +187,7 @@ static DEFINE_SPINLOCK(hose_spinlock);
 /*
  * pci_controller(phb) initialized common variables.
  */
-void __devinit pci_setup_pci_controller(struct pci_controller *hose)
+static void __devinit pci_setup_pci_controller(struct pci_controller *hose)
 {
 	memset(hose, 0, sizeof(struct pci_controller));
 
@@ -197,6 +197,65 @@ void __devinit pci_setup_pci_controller(struct pci_controller *hose)
 	spin_unlock(&hose_spinlock);
 }
 
+static void add_linux_pci_domain(struct device_node *dev,
+				 struct pci_controller *phb)
+{
+	struct property *of_prop;
+	unsigned int size;
+
+	of_prop = (struct property *)
+		get_property(dev, "linux,pci-domain", &size);
+	if (of_prop != NULL)
+		return;
+	WARN_ON(of_prop && size < sizeof(int));
+	if (of_prop && size < sizeof(int))
+		of_prop = NULL;
+	size = sizeof(struct property) + sizeof(int);
+	if (of_prop == NULL) {
+		if (mem_init_done)
+			of_prop = kmalloc(size, GFP_KERNEL);
+		else
+			of_prop = alloc_bootmem(size);
+	}
+	memset(of_prop, 0, sizeof(struct property));
+	of_prop->name = "linux,pci-domain";
+	of_prop->length = sizeof(int);
+	of_prop->value = (unsigned char *)&of_prop[1];
+	*((int *)of_prop->value) = phb->global_number;
+	prom_add_property(dev, of_prop);
+}
+
+struct pci_controller * pcibios_alloc_controller(struct device_node *dev)
+{
+	struct pci_controller *phb;
+
+	if (mem_init_done)
+		phb = kmalloc(sizeof(struct pci_controller), GFP_KERNEL);
+	else
+		phb = alloc_bootmem(sizeof (struct pci_controller));
+	if (phb == NULL)
+		return NULL;
+	pci_setup_pci_controller(phb);
+	phb->arch_data = dev;
+	phb->is_dynamic = mem_init_done;
+	if (dev)
+		add_linux_pci_domain(dev, phb);
+	return phb;
+}
+
+void pcibios_free_controller(struct pci_controller *phb)
+{
+	if (phb->arch_data) {
+		struct device_node *np = phb->arch_data;
+		int *domain = (int *)get_property(np,
+						  "linux,pci-domain", NULL);
+		if (domain)
+			*domain = -1;
+	}
+	if (phb->is_dynamic)
+		kfree(phb);
+}
+
 static void __init pcibios_claim_one_bus(struct pci_bus *b)
 {
 	struct pci_dev *dev;
@@ -907,9 +966,10 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
 	 *			(size depending on dev->n_addr_cells)
 	 *   cells 4+5 or 5+6:	the size of the range
 	 */
-	rlen = 0;
-	hose->io_base_phys = 0;
 	ranges = (unsigned int *) get_property(dev, "ranges", &rlen);
+	if (ranges == NULL)
+		return;
+	hose->io_base_phys = 0;
 	while ((rlen -= np * sizeof(unsigned int)) >= 0) {
 		res = NULL;
 		pci_space = ranges[0];
@@ -1107,6 +1167,8 @@ int remap_bus_range(struct pci_bus *bus)
 	
 	if (get_bus_io_range(bus, &start_phys, &start_virt, &size))
 		return 1;
+	if (start_phys == 0)
+		return 1;
 	printk("mapping IO %lx -> %lx, size: %lx\n", start_phys, start_virt, size);
 	if (__ioremap_explicit(start_phys, start_virt, size,
 			       _PAGE_NO_CACHE | _PAGE_GUARDED))
diff --git a/arch/powerpc/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c
index 0e5a8e116653..60dec2401c26 100644
--- a/arch/powerpc/kernel/rtas_pci.c
+++ b/arch/powerpc/kernel/rtas_pci.c
@@ -304,75 +304,18 @@ static int __devinit setup_phb(struct device_node *dev,
 			       struct pci_controller *phb,
 			       unsigned int addr_size_words)
 {
-	pci_setup_pci_controller(phb);
-
 	if (is_python(dev))
 		python_countermeasures(dev, addr_size_words);
 
 	if (phb_set_bus_ranges(dev, phb))
 		return 1;
 
-	phb->arch_data = dev;
 	phb->ops = &rtas_pci_ops;
 	phb->buid = get_phb_buid(dev);
 
 	return 0;
 }
 
-static void __devinit add_linux_pci_domain(struct device_node *dev,
-					   struct pci_controller *phb,
-					   struct property *of_prop)
-{
-	memset(of_prop, 0, sizeof(struct property));
-	of_prop->name = "linux,pci-domain";
-	of_prop->length = sizeof(phb->global_number);
-	of_prop->value = (unsigned char *)&of_prop[1];
-	memcpy(of_prop->value, &phb->global_number, sizeof(phb->global_number));
-	prom_add_property(dev, of_prop);
-}
-
-static struct pci_controller * __init alloc_phb(struct device_node *dev,
-						unsigned int addr_size_words)
-{
-	struct pci_controller *phb;
-	struct property *of_prop;
-
-	phb = alloc_bootmem(sizeof(struct pci_controller));
-	if (phb == NULL)
-		return NULL;
-
-	of_prop = alloc_bootmem(sizeof(struct property) +
-				sizeof(phb->global_number));
-	if (!of_prop)
-		return NULL;
-
-	if (setup_phb(dev, phb, addr_size_words))
-		return NULL;
-
-	add_linux_pci_domain(dev, phb, of_prop);
-
-	return phb;
-}
-
-static struct pci_controller * __devinit alloc_phb_dynamic(struct device_node *dev, unsigned int addr_size_words)
-{
-	struct pci_controller *phb;
-
-	phb = (struct pci_controller *)kmalloc(sizeof(struct pci_controller),
-					       GFP_KERNEL);
-	if (phb == NULL)
-		return NULL;
-
-	if (setup_phb(dev, phb, addr_size_words))
-		return NULL;
-
-	phb->is_dynamic = 1;
-
-	/* TODO: linux,pci-domain? */
-
- 	return phb;
-}
-
 unsigned long __init find_and_init_phbs(void)
 {
 	struct device_node *node;
@@ -397,10 +340,10 @@ unsigned long __init find_and_init_phbs(void)
 		if (node->type == NULL || strcmp(node->type, "pci") != 0)
 			continue;
 
-		phb = alloc_phb(node, root_size_cells);
+		phb = pcibios_alloc_controller(node);
 		if (!phb)
 			continue;
-
+		setup_phb(node, phb, root_size_cells);
 		pci_process_bridge_OF_ranges(phb, node, 0);
 		pci_setup_phb_io(phb, index == 0);
 #ifdef CONFIG_PPC_PSERIES
@@ -446,10 +389,10 @@ struct pci_controller * __devinit init_phb_dynamic(struct device_node *dn)
 	root_size_cells = prom_n_size_cells(root);
 
 	primary = list_empty(&hose_list);
-	phb = alloc_phb_dynamic(dn, root_size_cells);
+	phb = pcibios_alloc_controller(dn);
 	if (!phb)
 		return NULL;
-
+	setup_phb(dn, phb, root_size_cells);
 	pci_process_bridge_OF_ranges(phb, dn, primary);
 
 	pci_setup_phb_io_dynamic(phb, primary);
@@ -505,8 +448,7 @@ int pcibios_remove_root_bus(struct pci_controller *phb)
 	}
 
 	list_del(&phb->list_node);
-	if (phb->is_dynamic)
-		kfree(phb);
+	pcibios_free_controller(phb);
 
 	return 0;
 }
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 33e7f2c7f194..bd3eb4292b53 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -59,6 +59,7 @@
 #undef DEBUG
 
 #ifdef DEBUG
+#include <asm/udbg.h>
 #define DBG(fmt...) udbg_printf(fmt)
 #else
 #define DBG(fmt...)
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 62dfc5b8d765..30374d2f88e5 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -49,15 +49,16 @@
 #include <asm/paca.h>
 #endif
 
-int smp_hw_index[NR_CPUS];
-struct thread_info *secondary_ti;
-
 #ifdef DEBUG
+#include <asm/udbg.h>
 #define DBG(fmt...) udbg_printf(fmt)
 #else
 #define DBG(fmt...)
 #endif
 
+int smp_hw_index[NR_CPUS];
+struct thread_info *secondary_ti;
+
 cpumask_t cpu_possible_map = CPU_MASK_NONE;
 cpumask_t cpu_online_map = CPU_MASK_NONE;
 cpumask_t cpu_sibling_map[NR_CPUS] = { [0 ... NR_CPUS-1] = CPU_MASK_NONE };
diff --git a/arch/powerpc/kernel/vdso32/cacheflush.S b/arch/powerpc/kernel/vdso32/cacheflush.S
index c8db993574ee..09629aea3e47 100644
--- a/arch/powerpc/kernel/vdso32/cacheflush.S
+++ b/arch/powerpc/kernel/vdso32/cacheflush.S
@@ -35,6 +35,7 @@ V_FUNCTION_BEGIN(__kernel_sync_dicache)
 	subf	r8,r6,r4		/* compute length */
 	add	r8,r8,r5		/* ensure we get enough */
 	srwi.	r8,r8,7			/* compute line count */
+	crclr	cr0*4+so
 	beqlr				/* nothing to do? */
 	mtctr	r8
 	mr	r3,r6
@@ -58,6 +59,7 @@ V_FUNCTION_END(__kernel_sync_dicache)
  */
 V_FUNCTION_BEGIN(__kernel_sync_dicache_p5)
   .cfi_startproc
+	crclr	cr0*4+so
 	sync
 	isync
 	li	r3,0
diff --git a/arch/powerpc/kernel/vdso32/datapage.S b/arch/powerpc/kernel/vdso32/datapage.S
index f6b38472318d..4709f1d9542c 100644
--- a/arch/powerpc/kernel/vdso32/datapage.S
+++ b/arch/powerpc/kernel/vdso32/datapage.S
@@ -54,7 +54,6 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
   .cfi_startproc
 	mflr	r12
   .cfi_register lr,r12
-
 	mr	r4,r3
 	bl	__get_datapage@local
 	mtlr	r12
@@ -63,6 +62,7 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
 	beqlr
 	li	r0,__NR_syscalls
 	stw	r0,0(r4)
+	crclr	cr0*4+so
 	blr
   .cfi_endproc
 V_FUNCTION_END(__kernel_get_syscall_map)
@@ -80,6 +80,7 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
 	lwz	r4,(CFG_TB_TICKS_PER_SEC + 4)(r3)
 	lwz	r3,CFG_TB_TICKS_PER_SEC(r3)
 	mtlr	r12
+	crclr	cr0*4+so
 	blr
   .cfi_endproc
 V_FUNCTION_END(__kernel_get_tbfreq)
diff --git a/arch/powerpc/kernel/vdso32/gettimeofday.S b/arch/powerpc/kernel/vdso32/gettimeofday.S
index 0a32a41d50b0..7eebff03a041 100644
--- a/arch/powerpc/kernel/vdso32/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso32/gettimeofday.S
@@ -59,6 +59,7 @@ V_FUNCTION_BEGIN(__kernel_gettimeofday)
 	stw	r5,TZONE_TZ_DSTTIME(r11)
 
 1:	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0
 	blr
 
@@ -117,6 +118,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
 	mulli	r5,r5,1000
 	stw	r5,TSPC32_TV_NSEC(r11)
 	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0
 	blr
 
@@ -185,6 +187,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
 	stw	r4,TSPC32_TV_NSEC(r11)
 
 	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0
 	blr
 
@@ -219,6 +222,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres)
 
 	li	r3,0
 	cmpli	cr0,r4,0
+	crclr	cr0*4+so
 	beqlr
 	lis	r5,CLOCK_REALTIME_RES@h
 	ori	r5,r5,CLOCK_REALTIME_RES@l
diff --git a/arch/powerpc/kernel/vdso64/cacheflush.S b/arch/powerpc/kernel/vdso64/cacheflush.S
index d4a0ad28d534..cb4ae0a5edd0 100644
--- a/arch/powerpc/kernel/vdso64/cacheflush.S
+++ b/arch/powerpc/kernel/vdso64/cacheflush.S
@@ -35,6 +35,7 @@ V_FUNCTION_BEGIN(__kernel_sync_dicache)
 	subf	r8,r6,r4		/* compute length */
 	add	r8,r8,r5		/* ensure we get enough */
 	srwi.	r8,r8,7			/* compute line count */
+	crclr	cr0*4+so
 	beqlr				/* nothing to do? */
 	mtctr	r8
 	mr	r3,r6
@@ -58,6 +59,7 @@ V_FUNCTION_END(__kernel_sync_dicache)
  */
 V_FUNCTION_BEGIN(__kernel_sync_dicache_p5)
   .cfi_startproc
+	crclr	cr0*4+so
 	sync
 	isync
 	li	r3,0
diff --git a/arch/powerpc/kernel/vdso64/datapage.S b/arch/powerpc/kernel/vdso64/datapage.S
index 6393e4137bc7..3b2dd7d0c1eb 100644
--- a/arch/powerpc/kernel/vdso64/datapage.S
+++ b/arch/powerpc/kernel/vdso64/datapage.S
@@ -54,12 +54,12 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
   .cfi_startproc
 	mflr	r12
   .cfi_register lr,r12
-
 	mr	r4,r3
 	bl	V_LOCAL_FUNC(__get_datapage)
 	mtlr	r12
 	addi	r3,r3,CFG_SYSCALL_MAP64
 	cmpli	cr0,r4,0
+	crclr	cr0*4+so
 	beqlr
 	li	r0,__NR_syscalls
 	stw	r0,0(r4)
@@ -80,6 +80,7 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
 	bl	V_LOCAL_FUNC(__get_datapage)
 	ld	r3,CFG_TB_TICKS_PER_SEC(r3)
 	mtlr	r12
+	crclr	cr0*4+so
 	blr
   .cfi_endproc
 V_FUNCTION_END(__kernel_get_tbfreq)
diff --git a/arch/powerpc/kernel/vdso64/gettimeofday.S b/arch/powerpc/kernel/vdso64/gettimeofday.S
index 1a89094715cc..ccaeda5136d1 100644
--- a/arch/powerpc/kernel/vdso64/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso64/gettimeofday.S
@@ -52,6 +52,7 @@ V_FUNCTION_BEGIN(__kernel_gettimeofday)
 	stw	r4,TZONE_TZ_MINWEST(r10)
 	stw	r5,TZONE_TZ_DSTTIME(r10)
 1:	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0			/* always success */
 	blr
   .cfi_endproc
@@ -99,6 +100,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
 	std	r0,TSPC64_TV_NSEC(r11)	/* store nsec in tp */
 
 	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0
 	blr
 
@@ -159,6 +161,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
 	std	r7,TSPC64_TV_NSEC(r11)
 
 	mtlr	r12
+	crclr	cr0*4+so
 	li	r3,0
 	blr
 
@@ -193,6 +196,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres)
 
 	li	r3,0
 	cmpli	cr0,r4,0
+	crclr	cr0*4+so
 	beqlr
 	lis	r5,CLOCK_REALTIME_RES@h
 	ori	r5,r5,CLOCK_REALTIME_RES@l
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c
index 9b5aa6808eb8..9584608fd768 100644
--- a/arch/powerpc/mm/lmb.c
+++ b/arch/powerpc/mm/lmb.c
@@ -22,35 +22,38 @@
 #include "mmu_decl.h"		/* for __max_low_memory */
 #endif
 
-struct lmb lmb;
-
 #undef DEBUG
 
+#ifdef DEBUG
+#include <asm/udbg.h>
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+struct lmb lmb;
+
 void lmb_dump_all(void)
 {
 #ifdef DEBUG
 	unsigned long i;
 
-	udbg_printf("lmb_dump_all:\n");
-	udbg_printf("    memory.cnt		  = 0x%lx\n",
-		    lmb.memory.cnt);
-	udbg_printf("    memory.size		  = 0x%lx\n",
-		    lmb.memory.size);
+	DBG("lmb_dump_all:\n");
+	DBG("    memory.cnt		  = 0x%lx\n", lmb.memory.cnt);
+	DBG("    memory.size		  = 0x%lx\n", lmb.memory.size);
 	for (i=0; i < lmb.memory.cnt ;i++) {
-		udbg_printf("    memory.region[0x%x].base       = 0x%lx\n",
+		DBG("    memory.region[0x%x].base       = 0x%lx\n",
 			    i, lmb.memory.region[i].base);
-		udbg_printf("		      .size     = 0x%lx\n",
+		DBG("		      .size     = 0x%lx\n",
 			    lmb.memory.region[i].size);
 	}
 
-	udbg_printf("\n    reserved.cnt	  = 0x%lx\n",
-		    lmb.reserved.cnt);
-	udbg_printf("    reserved.size	  = 0x%lx\n",
-		    lmb.reserved.size);
+	DBG("\n    reserved.cnt	  = 0x%lx\n", lmb.reserved.cnt);
+	DBG("    reserved.size	  = 0x%lx\n", lmb.reserved.size);
 	for (i=0; i < lmb.reserved.cnt ;i++) {
-		udbg_printf("    reserved.region[0x%x].base       = 0x%lx\n",
+		DBG("    reserved.region[0x%x].base       = 0x%lx\n",
 			    i, lmb.reserved.region[i].base);
-		udbg_printf("		      .size     = 0x%lx\n",
+		DBG("		      .size     = 0x%lx\n",
 			    lmb.reserved.region[i].size);
 	}
 #endif /* DEBUG */
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 4b75131773a6..dafc518fbb83 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -244,10 +244,9 @@ unsigned long __init find_and_init_phbs(void)
 		if (ret == 0) {
 			printk("bus %d appears to exist\n", bus);
 
-			phb = (struct pci_controller *)kmalloc(sizeof(struct pci_controller), GFP_KERNEL);
+			phb = pcibios_alloc_controller(NULL);
 			if (phb == NULL)
 				return -ENOMEM;
-			pci_setup_pci_controller(phb);
 
 			phb->pci_mem_offset = phb->local_number = bus;
 			phb->first_busno = bus;
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 895aeb3f75d0..f40451da037c 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -326,26 +326,12 @@ static int __init add_bridge(struct device_node *dev)
 		dev->full_name);
 	}
 
-	hose = alloc_bootmem(sizeof(struct pci_controller));
+	hose = pcibios_alloc_controller(dev);
 	if (hose == NULL)
 		return -ENOMEM;
-	pci_setup_pci_controller(hose);
-
-	hose->arch_data = dev;
 	hose->first_busno = bus_range ? bus_range[0] : 0;
 	hose->last_busno = bus_range ? bus_range[1] : 0xff;
 
-	of_prop = alloc_bootmem(sizeof(struct property) +
-				sizeof(hose->global_number));
-	if (of_prop) {
-		memset(of_prop, 0, sizeof(struct property));
-		of_prop->name = "linux,pci-domain";
-		of_prop->length = sizeof(hose->global_number);
-		of_prop->value = (unsigned char *)&of_prop[1];
-		memcpy(of_prop->value, &hose->global_number, sizeof(hose->global_number));
-		prom_add_property(dev, of_prop);
-	}
-
 	disp_name = NULL;
 	if (device_is_compatible(dev, "u3-agp")) {
 		setup_u3_agp(hose);
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index 10f1d942c661..0d7fa00fcb00 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -2362,6 +2362,14 @@ static struct pmac_mb_def pmac_mb_defs[] = {
 		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
 		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
 	},
+	{	"PowerBook5,8",			"PowerBook G4 15\"",
+		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
+		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
+	},
+	{	"PowerBook5,9",			"PowerBook G4 17\"",
+		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
+		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
+	},
 	{	"PowerBook6,1",			"PowerBook G4 12\"",
 		PMAC_TYPE_UNKNOWN_INTREPID,	intrepid_features,
 		PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE,
diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c
index dfd41b9781a9..443be526cde7 100644
--- a/arch/powerpc/platforms/powermac/pci.c
+++ b/arch/powerpc/platforms/powermac/pci.c
@@ -640,15 +640,16 @@ static void __init setup_u3_ht(struct pci_controller* hose)
 	 * the reg address cell, we shall fix that by killing struct
 	 * reg_property and using some accessor functions instead
 	 */
-	hose->cfg_data = (volatile unsigned char *)ioremap(0xf2000000, 0x02000000);
+	hose->cfg_data = (volatile unsigned char *)ioremap(0xf2000000,
+							   0x02000000);
 
 	/*
-	 * /ht node doesn't expose a "ranges" property, so we "remove" regions that
-	 * have been allocated to AGP. So far, this version of the code doesn't assign
-	 * any of the 0xfxxxxxxx "fine" memory regions to /ht.
-	 * We need to fix that sooner or later by either parsing all child "ranges"
-	 * properties or figuring out the U3 address space decoding logic and
-	 * then read its configuration register (if any).
+	 * /ht node doesn't expose a "ranges" property, so we "remove"
+	 * regions that have been allocated to AGP. So far, this version of
+	 * the code doesn't assign any of the 0xfxxxxxxx "fine" memory regions
+	 * to /ht. We need to fix that sooner or later by either parsing all
+	 * child "ranges" properties or figuring out the U3 address space
+	 * decoding logic and then read its configuration register (if any).
 	 */
 	hose->io_base_phys = 0xf4000000;
 	hose->pci_io_size = 0x00400000;
@@ -671,10 +672,10 @@ static void __init setup_u3_ht(struct pci_controller* hose)
 		return;
 	}
 
-	/* We "remove" the AGP resources from the resources allocated to HT, that
-	 * is we create "holes". However, that code does assumptions that so far
-	 * happen to be true (cross fingers...), typically that resources in the
-	 * AGP node are properly ordered
+	/* We "remove" the AGP resources from the resources allocated to HT,
+	 * that is we create "holes". However, that code does assumptions
+	 * that so far happen to be true (cross fingers...), typically that
+	 * resources in the AGP node are properly ordered
 	 */
 	cur = 0;
 	for (i=0; i<3; i++) {
@@ -684,23 +685,30 @@ static void __init setup_u3_ht(struct pci_controller* hose)
 		/* We don't care about "fine" resources */
 		if (res->start >= 0xf0000000)
 			continue;
-		/* Check if it's just a matter of "shrinking" us in one direction */
+		/* Check if it's just a matter of "shrinking" us in one
+		 * direction
+		 */
 		if (hose->mem_resources[cur].start == res->start) {
 			DBG("U3/HT: shrink start of %d, %08lx -> %08lx\n",
-			    cur, hose->mem_resources[cur].start, res->end + 1);
+			    cur, hose->mem_resources[cur].start,
+			    res->end + 1);
 			hose->mem_resources[cur].start = res->end + 1;
 			continue;
 		}
 		if (hose->mem_resources[cur].end == res->end) {
 			DBG("U3/HT: shrink end of %d, %08lx -> %08lx\n",
-			    cur, hose->mem_resources[cur].end, res->start - 1);
+			    cur, hose->mem_resources[cur].end,
+			    res->start - 1);
 			hose->mem_resources[cur].end = res->start - 1;
 			continue;
 		}
 		/* No, it's not the case, we need a hole */
 		if (cur == 2) {
-			/* not enough resources for a hole, we drop part of the range */
-			printk(KERN_WARNING "Running out of resources for /ht host !\n");
+			/* not enough resources for a hole, we drop part
+			 * of the range
+			 */
+			printk(KERN_WARNING "Running out of resources"
+			       " for /ht host !\n");
 			hose->mem_resources[cur].end = res->start - 1;
 			continue;
 		}
@@ -714,17 +722,6 @@ static void __init setup_u3_ht(struct pci_controller* hose)
 		hose->mem_resources[cur-1].end = res->start - 1;
 	}
 }
-
-/* XXX this needs to be converged between ppc32 and ppc64... */
-static struct pci_controller * __init pcibios_alloc_controller(void)
-{
-	struct pci_controller *hose;
-
-	hose = alloc_bootmem(sizeof(struct pci_controller));
-	if (hose)
-		pci_setup_pci_controller(hose);
-	return hose;
-}
 #endif
 
 /*
@@ -756,11 +753,16 @@ static int __init add_bridge(struct device_node *dev)
 #endif
 	bus_range = (int *) get_property(dev, "bus-range", &len);
 	if (bus_range == NULL || len < 2 * sizeof(int)) {
-		printk(KERN_WARNING "Can't get bus-range for %s, assume bus 0\n",
-			       dev->full_name);
+		printk(KERN_WARNING "Can't get bus-range for %s, assume"
+		       " bus 0\n", dev->full_name);
 	}
 
+	/* XXX Different prototypes, to be merged */
+#ifdef CONFIG_PPC64
+	hose = pcibios_alloc_controller(dev);
+#else
 	hose = pcibios_alloc_controller();
+#endif
 	if (!hose)
 		return -ENOMEM;
 	hose->arch_data = dev;
@@ -768,7 +770,7 @@ static int __init add_bridge(struct device_node *dev)
 	hose->last_busno = bus_range ? bus_range[1] : 0xff;
 
 	disp_name = NULL;
-#ifdef CONFIG_POWER4
+#ifdef CONFIG_PPC64
 	if (device_is_compatible(dev, "u3-agp")) {
 		setup_u3_agp(hose);
 		disp_name = "U3-AGP";
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 5800cde7d5ad..25181c594d73 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -51,6 +51,7 @@
 #include "plpar_wrappers.h"
 
 #ifdef DEBUG
+#include <asm/udbg.h>
 #define DBG(fmt...) udbg_printf(fmt)
 #else
 #define DBG(fmt...)
diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c
index dc55e1abc45b..0eb0b7085e6a 100644
--- a/arch/ppc/kernel/setup.c
+++ b/arch/ppc/kernel/setup.c
@@ -602,7 +602,19 @@ void parse_bootinfo(struct bi_record *rec)
 #endif /* CONFIG_BLK_DEV_INITRD */
 #ifdef CONFIG_PPC_MULTIPLATFORM
 		case BI_MACHTYPE:
-			_machine = data[0];
+			/* Machine types changed with the merge. Since the
+			 * bootinfo are now deprecated, we can just hard code
+			 * the appropriate conversion here for when we are
+			 * called with yaboot which passes us a machine type
+			 * this way.
+			 */
+			switch(data[0]) {
+			case 1: _machine = _MACH_prep; break;
+			case 2: _machine = _MACH_Pmac; break;
+			case 4: _machine = _MACH_chrp; break;
+			default:
+				_machine = data[0];
+			}
 			break;
 #endif
 		case BI_MEMSIZE:
diff --git a/arch/ppc/mm/init.c b/arch/ppc/mm/init.c
index 99b48abd3296..45f0782059f1 100644
--- a/arch/ppc/mm/init.c
+++ b/arch/ppc/mm/init.c
@@ -597,21 +597,20 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
 
 	if (pfn_valid(pfn)) {
 		struct page *page = pfn_to_page(pfn);
-		if (!PageReserved(page)
-		    && !test_bit(PG_arch_1, &page->flags)) {
-			if (vma->vm_mm == current->active_mm) {
 #ifdef CONFIG_8xx
-			/* On 8xx, cache control instructions (particularly 
-		 	 * "dcbst" from flush_dcache_icache) fault as write 
-			 * operation if there is an unpopulated TLB entry 
-			 * for the address in question. To workaround that, 
-			 * we invalidate the TLB here, thus avoiding dcbst 
-			 * misbehaviour.
-			 */
-				_tlbie(address);
+		/* On 8xx, the TLB handlers work in 2 stages:
+	 	 * First, a zeroed entry is loaded by TLBMiss handler,
+		 * which causes the TLBError handler to be triggered.
+		 * That means the zeroed TLB has to be invalidated
+		 * whenever a page miss occurs.
+		 */
+		_tlbie(address);
 #endif
+		if (!PageReserved(page)
+		    && !test_bit(PG_arch_1, &page->flags)) {
+			if (vma->vm_mm == current->active_mm)
 				__flush_dcache_icache((void *) address);
-			} else
+			else
 				flush_dcache_icache_page(page);
 			set_bit(PG_arch_1, &page->flags);
 		}
diff --git a/arch/ppc/xmon/start.c b/arch/ppc/xmon/start.c
index 98612d420346..c80177f8ec04 100644
--- a/arch/ppc/xmon/start.c
+++ b/arch/ppc/xmon/start.c
@@ -184,7 +184,9 @@ xmon_map_scc(void)
 		sccc = base + (addr & ~PAGE_MASK);
 		sccd = sccc + 0x10;
 
-	} else {
+	}
+#ifdef CONFIG_PPC_CHRP
+	else {
 		base = (volatile unsigned char *) isa_io_base;
 		if (_machine == _MACH_chrp)
 			base = (volatile unsigned char *)
@@ -200,6 +202,7 @@ xmon_map_scc(void)
 		RXRDY = 1;
 		DLAB = 0x80;
 	}
+#endif /* CONFIG_PPC_CHRP */
 #elif defined(CONFIG_GEMINI)
 	/* should already be mapped by the kernel boot */
 	sccc = (volatile unsigned char *) 0xffeffb0d;
diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h
index 9896fade98a7..2e36e5a7f4f3 100644
--- a/include/asm-powerpc/ppc-pci.h
+++ b/include/asm-powerpc/ppc-pci.h
@@ -14,7 +14,6 @@
 
 extern unsigned long isa_io_base;
 
-extern void pci_setup_pci_controller(struct pci_controller *hose);
 extern void pci_setup_phb_io(struct pci_controller *hose, int primary);
 extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary);
 
diff --git a/include/asm-powerpc/vdso.h b/include/asm-powerpc/vdso.h
index 85d8a7be25c4..b9f9118b1607 100644
--- a/include/asm-powerpc/vdso.h
+++ b/include/asm-powerpc/vdso.h
@@ -11,7 +11,7 @@
 #define VDSO32_MBASE	VDSO32_LBASE
 #define VDSO64_MBASE	VDSO64_LBASE
 
-#define VDSO_VERSION_STRING	LINUX_2.6.12
+#define VDSO_VERSION_STRING	LINUX_2.6.15
 
 /* Define if 64 bits VDSO has procedure descriptors */
 #undef VDS64_HAS_DESCRIPTORS
diff --git a/include/asm-ppc/pgalloc.h b/include/asm-ppc/pgalloc.h
index 931b6de7ef53..bdefd1c4a558 100644
--- a/include/asm-ppc/pgalloc.h
+++ b/include/asm-ppc/pgalloc.h
@@ -28,7 +28,7 @@ extern void pgd_free(pgd_t *pgd);
 #define pmd_populate_kernel(mm, pmd, pte)	\
 		(pmd_val(*(pmd)) = (unsigned long)pte | _PMD_PRESENT)
 #define pmd_populate(mm, pmd, pte)	\
-		(pmd_val(*(pmd)) = (unsigned long)page_to_virt(pte) | _PMD_PRESENT)
+		(pmd_val(*(pmd)) = (unsigned long)lowmem_page_address(pte) | _PMD_PRESENT)
 #endif
 
 extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr);
diff --git a/include/asm-ppc64/pci-bridge.h b/include/asm-ppc64/pci-bridge.h
index efbdaece0cf0..cf04327a597a 100644
--- a/include/asm-ppc64/pci-bridge.h
+++ b/include/asm-ppc64/pci-bridge.h
@@ -61,12 +61,14 @@ struct pci_dn {
 	int	busno;			/* for pci devices */
 	int	bussubno;		/* for pci devices */
 	int	devfn;			/* for pci devices */
+
+#ifdef CONFIG_PPC_PSERIES
 	int	eeh_mode;		/* See eeh.h for possible EEH_MODEs */
 	int	eeh_config_addr;
 	int 	eeh_check_count;	/* # times driver ignored error */
 	int 	eeh_freeze_count;	/* # times this device froze up. */
 	int	eeh_is_bridge;		/* device is pci-to-pci bridge */
-
+#endif
 	int	pci_ext_config_space;	/* for pci devices */
 	struct  pci_controller *phb;	/* for pci devices */
 	struct	iommu_table *iommu_table;	/* for phb's or bridges */
@@ -74,9 +76,9 @@ struct pci_dn {
 	struct	device_node *node;	/* back-pointer to the device_node */
 #ifdef CONFIG_PPC_ISERIES
 	struct	list_head Device_List;
-	int		Irq;		/* Assigned IRQ */
-	int		Flags;		/* Possible flags(disable/bist)*/
-	u8		LogicalSlot;	/* Hv Slot Index for Tces */
+	int	Irq;			/* Assigned IRQ */
+	int	Flags;			/* Possible flags(disable/bist)*/
+	u8	LogicalSlot;		/* Hv Slot Index for Tces */
 #endif
 	u32	config_space[16];	/* saved PCI config space */
 };
@@ -136,6 +138,10 @@ static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus)
 	return PCI_DN(busdn)->phb;
 }
 
+extern struct pci_controller *
+pcibios_alloc_controller(struct device_node *dev);
+extern void pcibios_free_controller(struct pci_controller *phb);
+
 /* Return values for ppc_md.pci_probe_mode function */
 #define PCI_PROBE_NONE		-1	/* Don't look at this bus at all */
 #define PCI_PROBE_NORMAL	0	/* Do normal PCI probing */
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index 65384afcfc3f..d74bfabe5300 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -1194,8 +1194,14 @@ static void tumbler_resume(pmac_t *chip)
 	tumbler_set_master_volume(mix);
 	if (chip->update_automute)
 		chip->update_automute(chip, 0);
-	if (mix->headphone_irq >= 0)
+	if (mix->headphone_irq >= 0) {
+		unsigned char val;
+
 		enable_irq(mix->headphone_irq);
+		/* activate headphone status interrupts */
+		val = do_gpio_read(&mix->hp_detect);
+		do_gpio_write(&mix->hp_detect, val | 0x80);
+	}
 	if (mix->lineout_irq >= 0)
 		enable_irq(mix->lineout_irq);
 }