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

arch/powerpc/Kconfig

@@ -598,19 +598,6 @@ config ARCH_MEMORY_PROBE
 	def_bool y
 	depends on MEMORY_HOTPLUG
 
-# Some NUMA nodes have memory ranges that span
-# other nodes.  Even though a pfn is valid and
-# between a node's start and end pfns, it may not
-# reside on that node.
-#
-# This is a relatively temporary hack that should
-# be able to go away when sparsemem is fully in
-# place
-
-config NODES_SPAN_OTHER_NODES
-	def_bool y
-	depends on NEED_MULTIPLE_NODES
-
 config PPC_64K_PAGES
 	bool "64k page size"
 	depends on PPC64

arch/powerpc/Makefile

@@ -33,6 +33,8 @@ endif
 
 export CROSS32CC CROSS32AS CROSS32LD CROSS32OBJCOPY
 
+KBUILD_DEFCONFIG := $(shell uname -m)_defconfig
+
 ifeq ($(CONFIG_PPC64),y)
 OLDARCH	:= ppc64
 SZ	:= 64
@@ -111,9 +113,6 @@ cpu-as-$(CONFIG_E200)		+= -Wa,-me200
 AFLAGS += $(cpu-as-y)
 CFLAGS += $(cpu-as-y)
 
-# Default to the common case.
-KBUILD_DEFCONFIG := common_defconfig
-
 head-y				:= arch/powerpc/kernel/head_32.o
 head-$(CONFIG_PPC64)		:= arch/powerpc/kernel/head_64.o
 head-$(CONFIG_8xx)		:= arch/powerpc/kernel/head_8xx.o
@@ -125,11 +124,11 @@ head-$(CONFIG_PPC64)		+= arch/powerpc/kernel/entry_64.o
 head-$(CONFIG_PPC_FPU)		+= arch/powerpc/kernel/fpu.o
 
 core-y				+= arch/powerpc/kernel/ \
-				   arch/$(OLDARCH)/kernel/ \
 				   arch/powerpc/mm/ \
 				   arch/powerpc/lib/ \
 				   arch/powerpc/sysdev/ \
 				   arch/powerpc/platforms/
+core-$(CONFIG_PPC32)		+= arch/ppc/kernel/
 core-$(CONFIG_MATH_EMULATION)	+= arch/ppc/math-emu/
 core-$(CONFIG_XMON)		+= arch/powerpc/xmon/
 core-$(CONFIG_APUS)		+= arch/ppc/amiga/
@@ -165,7 +164,7 @@ define archhelp
   @echo '                    (your) ~/bin/installkernel or'
   @echo '                    (distribution) /sbin/installkernel or'
   @echo '                    install to $$(INSTALL_PATH) and run lilo'
-  @echo '  *_defconfig     - Select default config from arch/$(ARCH)/ppc/configs'
+  @echo '  *_defconfig     - Select default config from arch/$(ARCH)/configs'
 endef
 
 archclean:

arch/powerpc/boot/crt0.S

@@ -14,43 +14,42 @@
 	.text
 	.globl	_zimage_start
 _zimage_start:
-	bl	reloc_offset
+	bl	1f
 
-reloc_offset:
+1:
 	mflr	r0
-	lis	r9,reloc_offset@ha
-	addi	r9,r9,reloc_offset@l
+	lis	r9,1b@ha
+	addi	r9,r9,1b@l
 	subf.	r0,r9,r0
-	beq	clear_caches
+	beq	3f
 
-reloc_got2:
 	lis	r9,__got2_start@ha
 	addi	r9,r9,__got2_start@l
 	lis	r8,__got2_end@ha
 	addi	r8,r8,__got2_end@l
 	subf.	r8,r9,r8
-	beq	clear_caches
+	beq	3f
 	srwi.	r8,r8,2
 	mtctr	r8
 	add	r9,r0,r9
-reloc_got2_loop:
+2:
 	lwz	r8,0(r9)
 	add	r8,r8,r0
 	stw	r8,0(r9)
 	addi	r9,r9,4
-	bdnz	reloc_got2_loop
+	bdnz	2b
 
-clear_caches:
+3:
 	lis	r9,_start@h
 	add	r9,r0,r9
 	lis	r8,_etext@ha
 	addi	r8,r8,_etext@l
 	add	r8,r0,r8
-1:	dcbf	r0,r9
+4:	dcbf	r0,r9
 	icbi	r0,r9
 	addi	r9,r9,0x20
 	cmplwi	0,r9,8
-	blt	1b
+	blt	4b
 	sync
 	isync
 

arch/powerpc/configs/pseries_defconfig

@@ -165,7 +165,6 @@ CONFIG_SPARSEMEM_EXTREME=y
 # CONFIG_MEMORY_HOTPLUG is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4096
 CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
-CONFIG_NODES_SPAN_OTHER_NODES=y
 # CONFIG_PPC_64K_PAGES is not set
 CONFIG_SCHED_SMT=y
 CONFIG_PROC_DEVICETREE=y

arch/powerpc/kernel/Makefile

@@ -12,12 +12,12 @@ CFLAGS_btext.o		+= -fPIC
 endif
 
 obj-y				:= semaphore.o cputable.o ptrace.o syscalls.o \
-				   irq.o signal_32.o pmc.o vdso.o
+				   irq.o align.o signal_32.o pmc.o vdso.o
 obj-y				+= vdso32/
 obj-$(CONFIG_PPC64)		+= setup_64.o binfmt_elf32.o sys_ppc32.o \
 				   signal_64.o ptrace32.o systbl.o \
 				   paca.o ioctl32.o cpu_setup_power4.o \
-				   firmware.o sysfs.o udbg.o
+				   firmware.o sysfs.o udbg.o idle_64.o
 obj-$(CONFIG_PPC64)		+= vdso64/
 obj-$(CONFIG_ALTIVEC)		+= vecemu.o vector.o
 obj-$(CONFIG_POWER4)		+= idle_power4.o
@@ -35,6 +35,7 @@ obj-$(CONFIG_PPC_PSERIES)	+= udbg_16550.o
 obj-$(CONFIG_PPC_MAPLE)		+= udbg_16550.o
 udbgscc-$(CONFIG_PPC64)		:= udbg_scc.o
 obj-$(CONFIG_PPC_PMAC)		+= $(udbgscc-y)
+obj64-$(CONFIG_PPC_MULTIPLATFORM) += nvram_64.o
 
 ifeq ($(CONFIG_PPC_MERGE),y)
 
@@ -78,5 +79,7 @@ smpobj-$(CONFIG_SMP)		+= smp.o
 
 endif
 
+obj-$(CONFIG_PPC64)		+= $(obj64-y)
+
 extra-$(CONFIG_PPC_FPU)		+= fpu.o
 extra-$(CONFIG_PPC64)		+= entry_64.o

arch/powerpc/kernel/misc_32.S

@@ -27,14 +27,6 @@
 
 	.text
 
-	.align	5
-_GLOBAL(__delay)
-	cmpwi	0,r3,0
-	mtctr	r3
-	beqlr
-1:	bdnz	1b
-	blr
-
 /*
  * This returns the high 64 bits of the product of two 64-bit numbers.
  */

arch/powerpc/kernel/rtas-rtc.c

@@ -15,7 +15,7 @@ unsigned long __init rtas_get_boot_time(void)
 {
 	int ret[8];
 	int error, wait_time;
-	unsigned long max_wait_tb;
+	u64 max_wait_tb;
 
 	max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT;
 	do {
@@ -45,7 +45,7 @@ void rtas_get_rtc_time(struct rtc_time *rtc_tm)
 {
         int ret[8];
 	int error, wait_time;
-	unsigned long max_wait_tb;
+	u64 max_wait_tb;
 
 	max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT;
 	do {
@@ -80,7 +80,7 @@ void rtas_get_rtc_time(struct rtc_time *rtc_tm)
 int rtas_set_rtc_time(struct rtc_time *tm)
 {
 	int error, wait_time;
-	unsigned long max_wait_tb;
+	u64 max_wait_tb;
 
 	max_wait_tb = get_tb() + tb_ticks_per_usec * 1000 * MAX_RTC_WAIT;
 	do {

arch/powerpc/kernel/time.c

@@ -130,6 +130,34 @@ unsigned long tb_last_stamp;
  */
 DEFINE_PER_CPU(unsigned long, last_jiffy);
 
+void __delay(unsigned long loops)
+{
+	unsigned long start;
+	int diff;
+
+	if (__USE_RTC()) {
+		start = get_rtcl();
+		do {
+			/* the RTCL register wraps at 1000000000 */
+			diff = get_rtcl() - start;
+			if (diff < 0)
+				diff += 1000000000;
+		} while (diff < loops);
+	} else {
+		start = get_tbl();
+		while (get_tbl() - start < loops)
+			HMT_low();
+		HMT_medium();
+	}
+}
+EXPORT_SYMBOL(__delay);
+
+void udelay(unsigned long usecs)
+{
+	__delay(tb_ticks_per_usec * usecs);
+}
+EXPORT_SYMBOL(udelay);
+
 static __inline__ void timer_check_rtc(void)
 {
         /*

arch/powerpc/platforms/chrp/setup.c

@@ -257,6 +257,13 @@ void __init chrp_setup_arch(void)
 	if (rtas_token("display-character") >= 0)
 		ppc_md.progress = rtas_progress;
 
+	/* use RTAS time-of-day routines if available */
+	if (rtas_token("get-time-of-day") != RTAS_UNKNOWN_SERVICE) {
+		ppc_md.get_boot_time	= rtas_get_boot_time;
+		ppc_md.get_rtc_time	= rtas_get_rtc_time;
+		ppc_md.set_rtc_time	= rtas_set_rtc_time;
+	}
+
 #ifdef CONFIG_BOOTX_TEXT
 	if (ppc_md.progress == NULL && boot_text_mapped)
 		ppc_md.progress = btext_progress;
@@ -505,9 +512,11 @@ void __init chrp_init(void)
 	ppc_md.halt           = rtas_halt;
 
 	ppc_md.time_init      = chrp_time_init;
+	ppc_md.calibrate_decr = chrp_calibrate_decr;
+
+	/* this may get overridden with rtas routines later... */
 	ppc_md.set_rtc_time   = chrp_set_rtc_time;
 	ppc_md.get_rtc_time   = chrp_get_rtc_time;
-	ppc_md.calibrate_decr = chrp_calibrate_decr;
 
 #ifdef CONFIG_SMP
 	smp_ops = &chrp_smp_ops;

arch/powerpc/platforms/chrp/smp.c

@@ -34,6 +34,7 @@
 #include <asm/machdep.h>
 #include <asm/smp.h>
 #include <asm/mpic.h>
+#include <asm/rtas.h>
 
 static void __devinit smp_chrp_kick_cpu(int nr)
 {

arch/powerpc/platforms/chrp/time.c

@@ -87,7 +87,6 @@ int chrp_set_rtc_time(struct rtc_time *tmarg)
 
 	chrp_cmos_clock_write((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
 
-        tm.tm_year -= 1900;
 	if (!(save_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) {
 		BIN_TO_BCD(tm.tm_sec);
 		BIN_TO_BCD(tm.tm_min);
@@ -156,7 +155,7 @@ void chrp_get_rtc_time(struct rtc_time *tm)
 		BCD_TO_BIN(mon);
 		BCD_TO_BIN(year);
 	}
-	if ((year += 1900) < 1970)
+	if (year < 70)
 		year += 100;
 	tm->tm_sec = sec;
 	tm->tm_min = min;

arch/powerpc/platforms/maple/time.c

@@ -158,6 +158,11 @@ int maple_set_rtc_time(struct rtc_time *tm)
 	return 0;
 }
 
+static struct resource rtc_iores = {
+	.name = "rtc",
+	.flags = IORESOURCE_BUSY,
+};
+
 unsigned long __init maple_get_boot_time(void)
 {
 	struct rtc_time tm;
@@ -172,7 +177,11 @@ unsigned long __init maple_get_boot_time(void)
 		printk(KERN_INFO "Maple: No device node for RTC, assuming "
 		       "legacy address (0x%x)\n", maple_rtc_addr);
 	}
-	
+
+	rtc_iores.start = maple_rtc_addr;
+	rtc_iores.end = maple_rtc_addr + 7;
+	request_resource(&ioport_resource, &rtc_iores);
+
 	maple_get_rtc_time(&tm);
 	return mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
 		      tm.tm_hour, tm.tm_min, tm.tm_sec);

arch/powerpc/platforms/pseries/eeh.c

@@ -86,7 +86,8 @@ static int ibm_read_slot_reset_state;
 static int ibm_read_slot_reset_state2;
 static int ibm_slot_error_detail;
 
-static int eeh_subsystem_enabled;
+int eeh_subsystem_enabled;
+EXPORT_SYMBOL(eeh_subsystem_enabled);
 
 /* Lock to avoid races due to multiple reports of an error */
 static DEFINE_SPINLOCK(confirm_error_lock);

arch/powerpc/platforms/pseries/setup.c

@@ -504,7 +504,7 @@ static void pseries_dedicated_idle(void)
 		lpaca->lppaca.idle = 1;
 
 		if (!need_resched()) {
-			start_snooze = __get_tb() +
+			start_snooze = get_tb() +
 				*smt_snooze_delay * tb_ticks_per_usec;
 
 			while (!need_resched() && !cpu_is_offline(cpu)) {
@@ -518,7 +518,7 @@ static void pseries_dedicated_idle(void)
 				HMT_very_low();
 
 				if (*smt_snooze_delay != 0 &&
-				    __get_tb() > start_snooze) {
+				    get_tb() > start_snooze) {
 					HMT_medium();
 					dedicated_idle_sleep(cpu);
 				}

arch/ppc/kernel/Makefile

@@ -13,7 +13,7 @@ extra-$(CONFIG_POWER4)		+= idle_power4.o
 extra-y				+= vmlinux.lds
 
 obj-y				:= entry.o traps.o idle.o time.o misc.o \
-					process.o align.o \
+					process.o \
 					setup.o \
 					ppc_htab.o
 obj-$(CONFIG_6xx)		+= l2cr.o cpu_setup_6xx.o
@@ -38,7 +38,7 @@ endif
 # These are here while we do the architecture merge
 
 else
-obj-y				:= idle.o align.o
+obj-y				:= idle.o
 obj-$(CONFIG_6xx)		+= l2cr.o cpu_setup_6xx.o
 obj-$(CONFIG_SOFTWARE_SUSPEND)	+= swsusp.o
 obj-$(CONFIG_MODULES)		+= module.o

arch/ppc/kernel/pci.c

@@ -45,7 +45,6 @@ static void update_bridge_base(struct pci_bus *bus, int i);
 static void pcibios_fixup_resources(struct pci_dev* dev);
 static void fixup_broken_pcnet32(struct pci_dev* dev);
 static int reparent_resources(struct resource *parent, struct resource *res);
-static void fixup_rev1_53c810(struct pci_dev* dev);
 static void fixup_cpc710_pci64(struct pci_dev* dev);
 #ifdef CONFIG_PPC_OF
 static u8* pci_to_OF_bus_map;

arch/ppc/syslib/mpc83xx_sys.c

@@ -69,9 +69,33 @@ struct ppc_sys_spec ppc_sys_specs[] = {
 		},
 	},
 	{
-		.ppc_sys_name	= "8343E",
+		.ppc_sys_name	= "8347E",
 		.mask 		= 0xFFFF0000,
 		.value 		= 0x80540000,
+		.num_devices	= 9,
+		.device_list	= (enum ppc_sys_devices[])
+		{
+			MPC83xx_TSEC1, MPC83xx_TSEC2, MPC83xx_IIC1,
+			MPC83xx_IIC2, MPC83xx_DUART, MPC83xx_SEC2,
+			MPC83xx_USB2_DR, MPC83xx_USB2_MPH, MPC83xx_MDIO
+		},
+	},
+	{
+		.ppc_sys_name	= "8347",
+		.mask 		= 0xFFFF0000,
+		.value 		= 0x80550000,
+		.num_devices	= 8,
+		.device_list	= (enum ppc_sys_devices[])
+		{
+			MPC83xx_TSEC1, MPC83xx_TSEC2, MPC83xx_IIC1,
+			MPC83xx_IIC2, MPC83xx_DUART,
+			MPC83xx_USB2_DR, MPC83xx_USB2_MPH, MPC83xx_MDIO
+		},
+	},
+	{
+		.ppc_sys_name	= "8343E",
+		.mask 		= 0xFFFF0000,
+		.value 		= 0x80560000,
 		.num_devices	= 8,
 		.device_list	= (enum ppc_sys_devices[])
 		{
@@ -83,7 +107,7 @@ struct ppc_sys_spec ppc_sys_specs[] = {
 	{
 		.ppc_sys_name	= "8343",
 		.mask 		= 0xFFFF0000,
-		.value 		= 0x80550000,
+		.value 		= 0x80570000,
 		.num_devices	= 7,
 		.device_list	= (enum ppc_sys_devices[])
 		{

arch/ppc64/Kconfig.debug

-menu "Kernel hacking"
-
-source "lib/Kconfig.debug"
-
-config DEBUG_STACKOVERFLOW
-	bool "Check for stack overflows"
-	depends on DEBUG_KERNEL
-	help
-	  This option will cause messages to be printed if free stack space
-	  drops below a certain limit.
-
-config KPROBES
-	bool "Kprobes"
-	depends on DEBUG_KERNEL
-	help
-	  Kprobes allows you to trap at almost any kernel address and
-	  execute a callback function.  register_kprobe() establishes
-	  a probepoint and specifies the callback.  Kprobes is useful
-	  for kernel debugging, non-intrusive instrumentation and testing.
-	  If in doubt, say "N".
-
-config DEBUG_STACK_USAGE
-	bool "Stack utilization instrumentation"
-	depends on DEBUG_KERNEL
-	help
-	  Enables the display of the minimum amount of free stack which each
-	  task has ever had available in the sysrq-T and sysrq-P debug output.
-
-	  This option will slow down process creation somewhat.
-
-config DEBUGGER
-	bool "Enable debugger hooks"
-	depends on DEBUG_KERNEL
-	help
-	  Include in-kernel hooks for kernel debuggers. Unless you are
-	  intending to debug the kernel, say N here.
-
-config XMON
-	bool "Include xmon kernel debugger"
-	depends on DEBUGGER && !PPC_ISERIES
-	help
-	  Include in-kernel hooks for the xmon kernel monitor/debugger.
-	  Unless you are intending to debug the kernel, say N here.
-	  Make sure to enable also CONFIG_BOOTX_TEXT on Macs. Otherwise
-	  nothing will appear on the screen (xmon writes directly to the
-	  framebuffer memory).
-	  The cmdline option 'xmon' or 'xmon=early' will drop into xmon very
-	  early during boot. 'xmon=on' will just enable the xmon debugger hooks.
-	  'xmon=off' will disable the debugger hooks if CONFIG_XMON_DEFAULT is set.
-
-config XMON_DEFAULT
-	bool "Enable xmon by default"
-	depends on XMON
-	help
-	  xmon is normally disabled unless booted with 'xmon=on'.
-	  Use 'xmon=off' to disable xmon init during runtime.
-
-config IRQSTACKS
-	bool "Use separate kernel stacks when processing interrupts"
-	help
-	  If you say Y here the kernel will use separate kernel stacks
-	  for handling hard and soft interrupts.  This can help avoid
-	  overflowing the process kernel stacks.
-
-endmenu

arch/ppc64/Makefile

-# This file is included by the global makefile so that you can add your own
-# architecture-specific flags and dependencies. Remember to do have actions
-# for "archclean" and "archdep" for cleaning up and making dependencies for
-# this architecture
-#
-# 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) 1994 by Linus Torvalds
-# Changes for PPC by Gary Thomas
-# Rewritten by Cort Dougan and Paul Mackerras
-# Adjusted for PPC64 by Tom Gall
-#
-
-KERNELLOAD	:= 0xc000000000000000
-
-# Set default 32 bits cross compilers for vdso and boot wrapper
-CROSS32_COMPILE ?=
-
-CROSS32CC		:= $(CROSS32_COMPILE)gcc
-CROSS32AS		:= $(CROSS32_COMPILE)as
-CROSS32LD		:= $(CROSS32_COMPILE)ld
-CROSS32OBJCOPY		:= $(CROSS32_COMPILE)objcopy
-
-# If we have a biarch compiler, use it for 32 bits cross compile if
-# CROSS32_COMPILE wasn't explicitely defined, and add proper explicit
-# target type to target compilers
-
-HAS_BIARCH      := $(call cc-option-yn, -m64)
-ifeq ($(HAS_BIARCH),y)
-ifeq ($(CROSS32_COMPILE),)
-CROSS32CC	:= $(CC) -m32
-CROSS32AS	:= $(AS) -a32
-CROSS32LD	:= $(LD) -m elf32ppc
-CROSS32OBJCOPY	:= $(OBJCOPY)
-endif
-override AS	+= -a64
-override LD	+= -m elf64ppc
-override CC	+= -m64
-endif
-
-export CROSS32CC CROSS32AS CROSS32LD CROSS32OBJCOPY
-
-new_nm := $(shell if $(NM) --help 2>&1 | grep -- '--synthetic' > /dev/null; then echo y; else echo n; fi)
-
-ifeq ($(new_nm),y)
-NM		:= $(NM) --synthetic
-
-endif
-
-CHECKFLAGS	+= -m64 -D__powerpc__ -D__powerpc64__
-
-LDFLAGS		:= -m elf64ppc
-LDFLAGS_vmlinux	:= -Bstatic -e $(KERNELLOAD) -Ttext $(KERNELLOAD)
-CFLAGS		+= -msoft-float -pipe -mminimal-toc -mtraceback=none \
-		   -mcall-aixdesc
-# Temporary hack until we have migrated to asm-powerpc
-CPPFLAGS	+= -Iarch/$(ARCH)/include
-
-GCC_VERSION     := $(call cc-version)
-GCC_BROKEN_VEC	:= $(shell if [ $(GCC_VERSION) -lt 0400 ] ; then echo "y"; fi ;)
-
-ifeq ($(CONFIG_POWER4_ONLY),y)
-ifeq ($(CONFIG_ALTIVEC),y)
-ifeq ($(GCC_BROKEN_VEC),y)
-	CFLAGS += $(call cc-option,-mcpu=970)
-else
-	CFLAGS += $(call cc-option,-mcpu=power4)
-endif
-else
-	CFLAGS += $(call cc-option,-mcpu=power4)
-endif
-else
-	CFLAGS += $(call cc-option,-mtune=power4)
-endif
-
-# No AltiVec instruction when building kernel
-CFLAGS	+= $(call cc-option, -mno-altivec)
-
-# Enable unit-at-a-time mode when possible. It shrinks the
-# kernel considerably.
-CFLAGS += $(call cc-option,-funit-at-a-time)
-
-head-y := arch/ppc64/kernel/head.o
-head-y += arch/powerpc/kernel/fpu.o
-head-y += arch/powerpc/kernel/entry_64.o
-
-core-y				+= arch/ppc64/kernel/ arch/powerpc/kernel/
-core-y				+= arch/powerpc/mm/
-core-y				+= arch/powerpc/sysdev/
-core-y				+= arch/powerpc/platforms/
-core-y				+= arch/powerpc/lib/
-core-$(CONFIG_XMON)		+= arch/powerpc/xmon/
-drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/
-
-boot := arch/ppc64/boot
-
-boottargets-$(CONFIG_PPC_PSERIES) += zImage zImage.initrd
-boottargets-$(CONFIG_PPC_PMAC) += zImage.vmode zImage.initrd.vmode
-boottargets-$(CONFIG_PPC_MAPLE) += zImage zImage.initrd
-boottargets-$(CONFIG_PPC_ISERIES) += vmlinux.sminitrd vmlinux.initrd vmlinux.sm
-boottargets-$(CONFIG_PPC_BPA) += zImage zImage.initrd
-$(boottargets-y): vmlinux
-	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
-
-bootimage-$(CONFIG_PPC_PSERIES) := $(boot)/zImage
-bootimage-$(CONFIG_PPC_PMAC) := vmlinux
-bootimage-$(CONFIG_PPC_MAPLE) := $(boot)/zImage
-bootimage-$(CONFIG_PPC_BPA) := $(boot)/zImage
-bootimage-$(CONFIG_PPC_ISERIES) := vmlinux
-BOOTIMAGE := $(bootimage-y)
-install: vmlinux
-	$(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
-
-defaultimage-$(CONFIG_PPC_PSERIES) := zImage
-defaultimage-$(CONFIG_PPC_PMAC) := zImage.vmode
-defaultimage-$(CONFIG_PPC_MAPLE) := zImage
-defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux
-KBUILD_IMAGE := $(defaultimage-y)
-all: $(KBUILD_IMAGE)
-
-archclean:
-	$(Q)$(MAKE) $(clean)=$(boot)
-	# Temporary hack until we have migrated to asm-powerpc
-	$(Q)rm -rf arch/$(ARCH)/include
-
-
-# Temporary hack until we have migrated to asm-powerpc
-include/asm: arch/$(ARCH)/include/asm
-arch/$(ARCH)/include/asm:
-	$(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
-	$(Q)ln -fsn $(srctree)/include/asm-powerpc arch/$(ARCH)/include/asm
-
-define archhelp
-  echo  '  zImage.vmode        - Compressed kernel image (arch/$(ARCH)/boot/zImage.vmode)'
-  echo  '  zImage.initrd.vmode - Compressed kernel image with initrd attached,'
-  echo  '                        sourced from arch/$(ARCH)/boot/ramdisk.image.gz'
-  echo  '                        (arch/$(ARCH)/boot/zImage.initrd.vmode)'
-  echo  '  zImage              - zImage for pSeries machines'
-  echo  '  zImage.initrd       - zImage with initrd for pSeries machines'
-endef

arch/ppc64/kernel/Makefile

-#
-# Makefile for the linux ppc64 kernel.
-#
-
-obj-y               +=	idle.o align.o
-
-obj-$(CONFIG_PPC_MULTIPLATFORM) += nvram.o

drivers/video/offb.c

@@ -26,6 +26,7 @@
 #include <linux/fb.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
+#include <linux/pci.h>
 #include <asm/io.h>
 #include <asm/prom.h>
 
@@ -325,8 +326,8 @@ static void __init offb_init_nodriver(struct device_node *dp)
 	int *pp, i;
 	unsigned int len;
 	int width = 640, height = 480, depth = 8, pitch;
-	unsigned *up;
-	unsigned long address;
+	unsigned int rsize, *up;
+	unsigned long address = 0;
 
 	if ((pp = (int *) get_property(dp, "depth", &len)) != NULL
 	    && len == sizeof(int))
@@ -344,10 +345,40 @@ static void __init offb_init_nodriver(struct device_node *dp)
 			pitch = 0x1000;
 	} else
 		pitch = width;
-	if ((up = (unsigned *) get_property(dp, "address", &len)) != NULL
-	    && len == sizeof(unsigned))
+
+       rsize = (unsigned long)pitch * (unsigned long)height *
+               (unsigned long)(depth / 8);
+
+       /* Try to match device to a PCI device in order to get a properly
+	* translated address rather then trying to decode the open firmware
+	* stuff in various incorrect ways
+	*/
+#ifdef CONFIG_PCI
+       /* First try to locate the PCI device if any */
+       {
+               struct pci_dev *pdev = NULL;
+
+	       for_each_pci_dev(pdev) {
+                       if (dp == pci_device_to_OF_node(pdev))
+                               break;
+	       }
+               if (pdev) {
+                       for (i = 0; i < 6 && address == 0; i++) {
+                               if ((pci_resource_flags(pdev, i) &
+				    IORESOURCE_MEM) &&
+				   (pci_resource_len(pdev, i) >= rsize))
+                                       address = pci_resource_start(pdev, i);
+                       }
+		       pci_dev_put(pdev);
+               }
+        }
+#endif /* CONFIG_PCI */
+
+	if (address == 0 &&
+	    (up = (unsigned *) get_property(dp, "address", &len)) != NULL &&
+	    len == sizeof(unsigned))
 		address = (u_long) * up;
-	else {
+	if (address == 0) {
 		for (i = 0; i < dp->n_addrs; ++i)
 			if (dp->addrs[i].size >=
 			    pitch * height * depth / 8)

include/asm-powerpc/cputable.h

@@ -90,6 +90,7 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_NEED_COHERENT		ASM_CONST(0x0000000000020000)
 #define CPU_FTR_NO_BTIC			ASM_CONST(0x0000000000040000)
 #define CPU_FTR_BIG_PHYS		ASM_CONST(0x0000000000080000)
+#define CPU_FTR_NODSISRALIGN  		ASM_CONST(0x0000000000100000)
 
 #ifdef __powerpc64__
 /* Add the 64b processor unique features in the top half of the word */
@@ -97,7 +98,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_16M_PAGE      		ASM_CONST(0x0000000200000000)
 #define CPU_FTR_TLBIEL         		ASM_CONST(0x0000000400000000)
 #define CPU_FTR_NOEXECUTE     		ASM_CONST(0x0000000800000000)
-#define CPU_FTR_NODSISRALIGN  		ASM_CONST(0x0000001000000000)
 #define CPU_FTR_IABR  			ASM_CONST(0x0000002000000000)
 #define CPU_FTR_MMCRA  			ASM_CONST(0x0000004000000000)
 #define CPU_FTR_CTRL			ASM_CONST(0x0000008000000000)
@@ -113,7 +113,6 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
 #define CPU_FTR_16M_PAGE      		ASM_CONST(0x0)
 #define CPU_FTR_TLBIEL         		ASM_CONST(0x0)
 #define CPU_FTR_NOEXECUTE     		ASM_CONST(0x0)
-#define CPU_FTR_NODSISRALIGN  		ASM_CONST(0x0)
 #define CPU_FTR_IABR  			ASM_CONST(0x0)
 #define CPU_FTR_MMCRA  			ASM_CONST(0x0)
 #define CPU_FTR_CTRL			ASM_CONST(0x0)
@@ -273,18 +272,21 @@ enum {
 	CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
 	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
 	CPU_FTRS_POWER4_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
-	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
+	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN,
 	CPU_FTRS_970_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
 	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP |
-	    CPU_FTR_MAYBE_CAN_NAP,
+	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN,
 	CPU_FTRS_8XX = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-	CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-	CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
-	CPU_FTRS_E200 = CPU_FTR_USE_TB,
-	CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
+	CPU_FTRS_40X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+	    CPU_FTR_NODSISRALIGN,
+	CPU_FTRS_44X = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+	    CPU_FTR_NODSISRALIGN,
+	CPU_FTRS_E200 = CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN,
+	CPU_FTRS_E500 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
+	    CPU_FTR_NODSISRALIGN,
 	CPU_FTRS_E500_2 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
-	    CPU_FTR_BIG_PHYS,
-	CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON,
+	    CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN,
+	CPU_FTRS_GENERIC_32 = CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN,
 #ifdef __powerpc64__
 	CPU_FTRS_POWER3 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
 	    CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,

include/asm-powerpc/delay.h

@@ -13,43 +13,7 @@
  * Anton Blanchard.
  */
 
-extern unsigned long tb_ticks_per_usec;
-
-#ifdef CONFIG_PPC64
-/* define these here to prevent circular dependencies */
-/* these instructions control the thread priority on multi-threaded cpus */
-#define __HMT_low()	asm volatile("or 1,1,1")
-#define __HMT_medium()	asm volatile("or 2,2,2")
-#else
-#define __HMT_low()
-#define __HMT_medium()
-#endif
-
-#define __barrier()	asm volatile("" ::: "memory")
-
-static inline unsigned long __get_tb(void)
-{
-	unsigned long rval;
-
-	asm volatile("mftb %0" : "=r" (rval));
-	return rval;
-}
-
-static inline void __delay(unsigned long loops)
-{
-	unsigned long start = __get_tb();
-
-	while((__get_tb() - start) < loops)
-		__HMT_low();
-	__HMT_medium();
-	__barrier();
-}
-
-static inline void udelay(unsigned long usecs)
-{
-	unsigned long loops = tb_ticks_per_usec * usecs;
-
-	__delay(loops);
-}
+extern void __delay(unsigned long loops);
+extern void udelay(unsigned long usecs);
 
 #endif /* _ASM_POWERPC_DELAY_H */

include/asm-powerpc/eeh.h

@@ -30,6 +30,8 @@ struct device_node;
 
 #ifdef CONFIG_EEH
 
+extern int eeh_subsystem_enabled;
+
 /* Values for eeh_mode bits in device_node */
 #define EEH_MODE_SUPPORTED	(1<<0)
 #define EEH_MODE_NOCHECK	(1<<1)
@@ -75,7 +77,7 @@ void eeh_remove_device(struct pci_dev *);
  * If this macro yields TRUE, the caller relays to eeh_check_failure()
  * which does further tests out of line.
  */
-#define EEH_POSSIBLE_ERROR(val, type)	((val) == (type)~0)
+#define EEH_POSSIBLE_ERROR(val, type)	((val) == (type)~0 && eeh_subsystem_enabled)
 
 /*
  * Reads from a device which has been isolated by EEH will return

include/asm-powerpc/topology.h

@@ -41,6 +41,10 @@ static inline int node_to_first_cpu(int node)
 	.cache_hot_time		= (10*1000000),		\
 	.cache_nice_tries	= 1,			\
 	.per_cpu_gain		= 100,			\
+	.busy_idx		= 3,			\
+	.idle_idx		= 1,			\
+	.newidle_idx		= 2,			\
+	.wake_idx		= 1,			\
 	.flags			= SD_LOAD_BALANCE	\
 				| SD_BALANCE_EXEC	\
 				| SD_BALANCE_NEWIDLE	\