Merge ../linus

Conflicts:

	drivers/cpufreq/cpufreq.c

29 files changed, 168 insertions, 215 deletions

diff --git a/arch/ppc/.gitignore b/arch/ppc/.gitignore
new file mode 100644
index 000000000000..a1a869c8c840
--- /dev/null
+++ b/arch/ppc/.gitignore
@@ -0,0 +1 @@
+include
diff --git a/arch/ppc/8260_io/fcc_enet.c b/arch/ppc/8260_io/fcc_enet.c
index 2e1943e27819..709952c25f29 100644
--- a/arch/ppc/8260_io/fcc_enet.c
+++ b/arch/ppc/8260_io/fcc_enet.c
@@ -385,6 +385,7 @@ struct fcc_enet_private {
 	phy_info_t	*phy;
 	struct work_struct phy_relink;
 	struct work_struct phy_display_config;
+	struct net_device *dev;
 
 	uint	sequence_done;
 
@@ -1391,10 +1392,11 @@ static phy_info_t *phy_info[] = {
 	NULL
 };
 
-static void mii_display_status(void *data)
+static void mii_display_status(struct work_struct *work)
 {
-	struct net_device *dev = data;
-	volatile struct fcc_enet_private *fep = dev->priv;
+	volatile struct fcc_enet_private *fep =
+		container_of(work, struct fcc_enet_private, phy_relink);
+	struct net_device *dev = fep->dev;
 	uint s = fep->phy_status;
 
 	if (!fep->link && !fep->old_link) {
@@ -1428,10 +1430,12 @@ static void mii_display_status(void *data)
 	printk(".\n");
 }
 
-static void mii_display_config(void *data)
+static void mii_display_config(struct work_struct *work)
 {
-	struct net_device *dev = data;
-	volatile struct fcc_enet_private *fep = dev->priv;
+	volatile struct fcc_enet_private *fep =
+		container_of(work, struct fcc_enet_private,
+			     phy_display_config);
+	struct net_device *dev = fep->dev;
 	uint s = fep->phy_status;
 
 	printk("%s: config: auto-negotiation ", dev->name);
@@ -1758,8 +1762,9 @@ static int __init fec_enet_init(void)
 		cep->phy_id_done = 0;
 		cep->phy_addr = fip->fc_phyaddr;
 		mii_queue(dev, mk_mii_read(MII_PHYSID1), mii_discover_phy);
-		INIT_WORK(&cep->phy_relink, mii_display_status, dev);
-		INIT_WORK(&cep->phy_display_config, mii_display_config, dev);
+		INIT_WORK(&cep->phy_relink, mii_display_status);
+		INIT_WORK(&cep->phy_display_config, mii_display_config);
+		cep->dev = dev;
 #endif	/* CONFIG_USE_MDIO */
 
 		fip++;
diff --git a/arch/ppc/8xx_io/cs4218_tdm.c b/arch/ppc/8xx_io/cs4218_tdm.c
index 959d31c26cbb..c71ef3c2e7bf 100644
--- a/arch/ppc/8xx_io/cs4218_tdm.c
+++ b/arch/ppc/8xx_io/cs4218_tdm.c
@@ -2165,7 +2165,7 @@ static int sq_release(struct inode *inode, struct file *file)
 	int rc = 0;
 
 	if (sq.busy)
-		rc = sq_fsync(file, file->f_dentry);
+		rc = sq_fsync(file, file->f_path.dentry);
 	sound.soft = sound.dsp;
 	sound.hard = sound.dsp;
 	sound_silence();
@@ -2218,25 +2218,25 @@ static int sq_ioctl(struct inode *inode, struct file *file, u_int cmd,
 		return 0;
 	case SNDCTL_DSP_POST:
 	case SNDCTL_DSP_SYNC:
-		return sq_fsync(file, file->f_dentry);
+		return sq_fsync(file, file->f_path.dentry);
 
 		/* ++TeSche: before changing any of these it's
 		 * probably wise to wait until sound playing has
 		 * settled down. */
 	case SNDCTL_DSP_SPEED:
-		sq_fsync(file, file->f_dentry);
+		sq_fsync(file, file->f_path.dentry);
 		IOCTL_IN(arg, data);
 		return IOCTL_OUT(arg, sound_set_speed(data));
 	case SNDCTL_DSP_STEREO:
-		sq_fsync(file, file->f_dentry);
+		sq_fsync(file, file->f_path.dentry);
 		IOCTL_IN(arg, data);
 		return IOCTL_OUT(arg, sound_set_stereo(data));
 	case SOUND_PCM_WRITE_CHANNELS:
-		sq_fsync(file, file->f_dentry);
+		sq_fsync(file, file->f_path.dentry);
 		IOCTL_IN(arg, data);
 		return IOCTL_OUT(arg, sound_set_stereo(data-1)+1);
 	case SNDCTL_DSP_SETFMT:
-		sq_fsync(file, file->f_dentry);
+		sq_fsync(file, file->f_path.dentry);
 		IOCTL_IN(arg, data);
 		return IOCTL_OUT(arg, sound_set_format(data));
 	case SNDCTL_DSP_GETFMTS:
diff --git a/arch/ppc/8xx_io/fec.c b/arch/ppc/8xx_io/fec.c
index 2f9fa9e3d331..e6c28fb423b2 100644
--- a/arch/ppc/8xx_io/fec.c
+++ b/arch/ppc/8xx_io/fec.c
@@ -173,6 +173,7 @@ struct fec_enet_private {
 	uint	phy_speed;
 	phy_info_t	*phy;
 	struct work_struct phy_task;
+	struct net_device *dev;
 
 	uint	sequence_done;
 
@@ -1263,10 +1264,11 @@ static void mii_display_status(struct net_device *dev)
 	printk(".\n");
 }
 
-static void mii_display_config(void *priv)
+static void mii_display_config(struct work_struct *work)
 {
-	struct net_device *dev = (struct net_device *)priv;
-	struct fec_enet_private *fep = dev->priv;
+	struct fec_enet_private *fep =
+		container_of(work, struct fec_enet_private, phy_task);
+	struct net_device *dev = fep->dev;
 	volatile uint *s = &(fep->phy_status);
 
 	printk("%s: config: auto-negotiation ", dev->name);
@@ -1295,10 +1297,11 @@ static void mii_display_config(void *priv)
 	fep->sequence_done = 1;
 }
 
-static void mii_relink(void *priv)
+static void mii_relink(struct work_struct *work)
 {
-	struct net_device *dev = (struct net_device *)priv;
-	struct fec_enet_private *fep = dev->priv;
+	struct fec_enet_private *fep =
+		container_of(work, struct fec_enet_private, phy_task);
+	struct net_device *dev = fep->dev;
 	int duplex;
 
 	fep->link = (fep->phy_status & PHY_STAT_LINK) ? 1 : 0;
@@ -1325,7 +1328,8 @@ static void mii_queue_relink(uint mii_reg, struct net_device *dev)
 {
 	struct fec_enet_private *fep = dev->priv;
 
-	INIT_WORK(&fep->phy_task, mii_relink, (void *)dev);
+	fep->dev = dev;
+	INIT_WORK(&fep->phy_task, mii_relink);
 	schedule_work(&fep->phy_task);
 }
 
@@ -1333,7 +1337,8 @@ static void mii_queue_config(uint mii_reg, struct net_device *dev)
 {
 	struct fec_enet_private *fep = dev->priv;
 
-	INIT_WORK(&fep->phy_task, mii_display_config, (void *)dev);
+	fep->dev = dev;
+	INIT_WORK(&fep->phy_task, mii_display_config);
 	schedule_work(&fep->phy_task);
 }
 
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index 077711e63104..692b5ba53209 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -19,6 +19,14 @@ config RWSEM_XCHGADD_ALGORITHM
 	bool
 	default y
 
+config ARCH_HAS_ILOG2_U32
+	bool
+	default y
+
+config ARCH_HAS_ILOG2_U64
+	bool
+	default n
+
 config GENERIC_HWEIGHT
 	bool
 	default y
@@ -52,6 +60,11 @@ config ARCH_MAY_HAVE_PC_FDC
 	bool
 	default y
 
+config GENERIC_BUG
+	bool
+	default y
+	depends on BUG
+
 source "init/Kconfig"
 
 menu "Processor"
@@ -77,9 +90,11 @@ config 6xx
 
 config 40x
 	bool "40x"
+	select PPC_DCR_NATIVE
 
 config 44x
 	bool "44x"
+	select PPC_DCR_NATIVE
 
 config 8xx
 	bool "8xx"
@@ -95,6 +110,15 @@ endchoice
 config PPC_FPU
 	bool
 
+config PPC_DCR_NATIVE
+	bool
+	default n
+
+config PPC_DCR
+	bool
+	depends on PPC_DCR_NATIVE
+	default y
+
 config BOOKE
 	bool
 	depends on E200 || E500
@@ -724,7 +748,7 @@ config MPC834x_SYS
 	  Be aware that PCI buses can only function when SYS board is plugged
 	  into the PIB (Platform IO Board) board from Freescale which provide
 	  3 PCI slots.  The PIBs PCI initialization is the bootloader's
-	  responsiblilty.
+	  responsibility.
 
 config EV64360
 	bool "Marvell-EV64360BP"
diff --git a/arch/ppc/boot/images/.gitignore b/arch/ppc/boot/images/.gitignore
new file mode 100644
index 000000000000..21c2dc5b6b78
--- /dev/null
+++ b/arch/ppc/boot/images/.gitignore
@@ -0,0 +1,6 @@
+sImage
+vmapus
+vmlinux*
+miboot*
+zImage*
+uImage
diff --git a/arch/ppc/boot/lib/.gitignore b/arch/ppc/boot/lib/.gitignore
new file mode 100644
index 000000000000..1629a6167755
--- /dev/null
+++ b/arch/ppc/boot/lib/.gitignore
@@ -0,0 +1,3 @@
+inffast.c
+inflate.c
+inftrees.c
diff --git a/arch/ppc/boot/simple/relocate.S b/arch/ppc/boot/simple/relocate.S
index 0c021556d78e..1bbbcd2f2bcb 100644
--- a/arch/ppc/boot/simple/relocate.S
+++ b/arch/ppc/boot/simple/relocate.S
@@ -154,8 +154,8 @@ do_relocate_out:
 
 start_ldr:
 /* Clear all of BSS and set up stack for C calls */
-	lis	r3,edata@h
-	ori	r3,r3,edata@l
+	lis	r3,__bss_start@h
+	ori	r3,r3,__bss_start@l
 	lis	r4,end@h
 	ori	r4,r4,end@l
 	subi	r3,r3,4
@@ -163,7 +163,7 @@ start_ldr:
 	li	r0,0
 50:	stwu	r0,4(r3)
 	cmpw	cr0,r3,r4
-	bne	50b
+	blt	50b
 90:	mr	r9,r1		/* Save old stack pointer (in case it matters) */
 	lis	r1,.stack@h
 	ori	r1,r1,.stack@l
diff --git a/arch/ppc/boot/utils/.gitignore b/arch/ppc/boot/utils/.gitignore
new file mode 100644
index 000000000000..bbdfb3b9c532
--- /dev/null
+++ b/arch/ppc/boot/utils/.gitignore
@@ -0,0 +1,3 @@
+mkprep
+mkbugboot
+mktree
diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S
index 5f6684012ded..d319f9ba2379 100644
--- a/arch/ppc/kernel/misc.S
+++ b/arch/ppc/kernel/misc.S
@@ -110,80 +110,6 @@ _GLOBAL(reloc_got2)
 	blr
 
 /*
- * identify_cpu,
- * called with r3 = data offset and r4 = CPU number
- * doesn't change r3
- */
-_GLOBAL(identify_cpu)
-	addis	r8,r3,cpu_specs@ha
-	addi	r8,r8,cpu_specs@l
-	mfpvr	r7
-1:
-	lwz	r5,CPU_SPEC_PVR_MASK(r8)
-	and	r5,r5,r7
-	lwz	r6,CPU_SPEC_PVR_VALUE(r8)
-	cmplw	0,r6,r5
-	beq	1f
-	addi	r8,r8,CPU_SPEC_ENTRY_SIZE
-	b	1b
-1:
-	addis	r6,r3,cur_cpu_spec@ha
-	addi	r6,r6,cur_cpu_spec@l
-	sub	r8,r8,r3
-	stw	r8,0(r6)
-	blr
-
-/*
- * do_cpu_ftr_fixups - goes through the list of CPU feature fixups
- * and writes nop's over sections of code that don't apply for this cpu.
- * r3 = data offset (not changed)
- */
-_GLOBAL(do_cpu_ftr_fixups)
-	/* Get CPU 0 features */
-	addis	r6,r3,cur_cpu_spec@ha
-	addi	r6,r6,cur_cpu_spec@l
-	lwz	r4,0(r6)
-	add	r4,r4,r3
-	lwz	r4,CPU_SPEC_FEATURES(r4)
-
-	/* Get the fixup table */
-	addis	r6,r3,__start___ftr_fixup@ha
-	addi	r6,r6,__start___ftr_fixup@l
-	addis	r7,r3,__stop___ftr_fixup@ha
-	addi	r7,r7,__stop___ftr_fixup@l
-
-	/* Do the fixup */
-1:	cmplw	0,r6,r7
-	bgelr
-	addi	r6,r6,16
-	lwz	r8,-16(r6)	/* mask */
-	and	r8,r8,r4
-	lwz	r9,-12(r6)	/* value */
-	cmplw	0,r8,r9
-	beq	1b
-	lwz	r8,-8(r6)	/* section begin */
-	lwz	r9,-4(r6)	/* section end */
-	subf.	r9,r8,r9
-	beq	1b
-	/* write nops over the section of code */
-	/* todo: if large section, add a branch at the start of it */
-	srwi	r9,r9,2
-	mtctr	r9
-	add	r8,r8,r3
-	lis	r0,0x60000000@h	/* nop */
-3:	stw	r0,0(r8)
-	andi.	r10,r4,CPU_FTR_SPLIT_ID_CACHE@l
-	beq	2f
-	dcbst	0,r8		/* suboptimal, but simpler */
-	sync
-	icbi	0,r8
-2:	addi	r8,r8,4
-	bdnz	3b
-	sync			/* additional sync needed on g4 */
-	isync
-	b	1b
-
-/*
  * call_setup_cpu - call the setup_cpu function for this cpu
  * r3 = data offset, r24 = cpu number
  *
diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c
index 63808e01cb0b..5e723c4c2571 100644
--- a/arch/ppc/kernel/pci.c
+++ b/arch/ppc/kernel/pci.c
@@ -879,7 +879,7 @@ pci_resource_to_bus(struct pci_dev *pdev, struct resource *res)
 
 
 static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
-					       unsigned long *offset,
+					       resource_size_t *offset,
 					       enum pci_mmap_state mmap_state)
 {
 	struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
@@ -891,7 +891,9 @@ static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
 
 	/* If memory, add on the PCI bridge address offset */
 	if (mmap_state == pci_mmap_mem) {
+#if 0 /* See comment in pci_resource_to_user() for why this is disabled */
 		*offset += hose->pci_mem_offset;
+#endif
 		res_bit = IORESOURCE_MEM;
 	} else {
 		io_offset = hose->io_base_virt - ___IO_BASE;
@@ -1030,7 +1032,7 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 			enum pci_mmap_state mmap_state,
 			int write_combine)
 {
-	unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
+	resource_size_t offset = vma->vm_pgoff << PAGE_SHIFT;
 	struct resource *rp;
 	int ret;
 
@@ -1132,21 +1134,42 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
 			  resource_size_t *start, resource_size_t *end)
 {
 	struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
-	unsigned long offset = 0;
+	resource_size_t offset = 0;
 
 	if (hose == NULL)
 		return;
 
 	if (rsrc->flags & IORESOURCE_IO)
-		offset = ___IO_BASE - hose->io_base_virt + hose->io_base_phys;
+		offset = (unsigned long)hose->io_base_virt - _IO_BASE;
+
+	/* We pass a fully fixed up address to userland for MMIO instead of
+	 * a BAR value because X is lame and expects to be able to use that
+	 * to pass to /dev/mem !
+	 *
+	 * That means that we'll have potentially 64 bits values where some
+	 * userland apps only expect 32 (like X itself since it thinks only
+	 * Sparc has 64 bits MMIO) but if we don't do that, we break it on
+	 * 32 bits CHRPs :-(
+	 *
+	 * Hopefully, the sysfs insterface is immune to that gunk. Once X
+	 * has been fixed (and the fix spread enough), we can re-enable the
+	 * 2 lines below and pass down a BAR value to userland. In that case
+	 * we'll also have to re-enable the matching code in
+	 * __pci_mmap_make_offset().
+	 *
+	 * BenH.
+	 */
+#if 0
+	else if (rsrc->flags & IORESOURCE_MEM)
+		offset = hose->pci_mem_offset;
+#endif
 
-	*start = rsrc->start + offset;
-	*end = rsrc->end + offset;
+	*start = rsrc->start - offset;
+	*end = rsrc->end - offset;
 }
 
-void __init
-pci_init_resource(struct resource *res, unsigned long start, unsigned long end,
-		  int flags, char *name)
+void __init pci_init_resource(struct resource *res, resource_size_t start,
+			      resource_size_t end, int flags, char *name)
 {
 	res->start = start;
 	res->end = end;
diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c
index 75fe13815be2..3c506af19880 100644
--- a/arch/ppc/kernel/setup.c
+++ b/arch/ppc/kernel/setup.c
@@ -38,6 +38,7 @@
 #include <asm/nvram.h>
 #include <asm/xmon.h>
 #include <asm/ocp.h>
+#include <asm/prom.h>
 
 #define USES_PPC_SYS (defined(CONFIG_85xx) || defined(CONFIG_83xx) || \
 		      defined(CONFIG_MPC10X_BRIDGE) || defined(CONFIG_8260) || \
@@ -53,8 +54,6 @@
 
 extern void platform_init(unsigned long r3, unsigned long r4,
 		unsigned long r5, unsigned long r6, unsigned long r7);
-extern void identify_cpu(unsigned long offset, unsigned long cpu);
-extern void do_cpu_ftr_fixups(unsigned long offset);
 extern void reloc_got2(unsigned long offset);
 
 extern void ppc6xx_idle(void);
@@ -301,6 +300,7 @@ early_init(int r3, int r4, int r5)
 {
  	unsigned long phys;
 	unsigned long offset = reloc_offset();
+	struct cpu_spec *spec;
 
  	/* Default */
  	phys = offset + KERNELBASE;
@@ -313,8 +313,10 @@ early_init(int r3, int r4, int r5)
 	 * Identify the CPU type and fix up code sections
 	 * that depend on which cpu we have.
 	 */
-	identify_cpu(offset, 0);
-	do_cpu_ftr_fixups(offset);
+	spec = identify_cpu(offset, mfspr(SPRN_PVR));
+	do_feature_fixups(spec->cpu_features,
+			  PTRRELOC(&__start___ftr_fixup),
+			  PTRRELOC(&__stop___ftr_fixup));
 
 	return phys;
 }
diff --git a/arch/ppc/kernel/time.c b/arch/ppc/kernel/time.c
index d4b2cf74da6a..18ee851e33e3 100644
--- a/arch/ppc/kernel/time.c
+++ b/arch/ppc/kernel/time.c
@@ -62,6 +62,7 @@
 #include <asm/cache.h>
 #include <asm/8xx_immap.h>
 #include <asm/machdep.h>
+#include <asm/irq_regs.h>
 
 #include <asm/time.h>
 
@@ -129,6 +130,7 @@ void wakeup_decrementer(void)
  */
 void timer_interrupt(struct pt_regs * regs)
 {
+	struct pt_regs *old_regs;
 	int next_dec;
 	unsigned long cpu = smp_processor_id();
 	unsigned jiffy_stamp = last_jiffy_stamp(cpu);
@@ -137,6 +139,7 @@ void timer_interrupt(struct pt_regs * regs)
 	if (atomic_read(&ppc_n_lost_interrupts) != 0)
 		do_IRQ(regs);
 
+	old_regs = set_irq_regs(regs);
 	irq_enter();
 
 	while ((next_dec = tb_ticks_per_jiffy - tb_delta(&jiffy_stamp)) <= 0) {
@@ -188,6 +191,7 @@ void timer_interrupt(struct pt_regs * regs)
 		ppc_md.heartbeat();
 
 	irq_exit();
+	set_irq_regs(old_regs);
 }
 
 /*
diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c
index aafc8e8893d1..810f7aa72e92 100644
--- a/arch/ppc/kernel/traps.c
+++ b/arch/ppc/kernel/traps.c
@@ -28,6 +28,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/prctl.h>
+#include <linux/bug.h>
 
 #include <asm/pgtable.h>
 #include <asm/uaccess.h>
@@ -316,7 +317,7 @@ void machine_check_exception(struct pt_regs *regs)
 	if (reason & MCSR_BUS_RBERR)
 		printk("Bus - Read Data Bus Error\n");
 	if (reason & MCSR_BUS_WBERR)
-		printk("Bus - Read Data Bus Error\n");
+		printk("Bus - Write Data Bus Error\n");
 	if (reason & MCSR_BUS_IPERR)
 		printk("Bus - Instruction Parity Error\n");
 	if (reason & MCSR_BUS_RPERR)
@@ -559,64 +560,9 @@ static void emulate_single_step(struct pt_regs *regs)
 	}
 }
 
-/*
- * Look through the list of trap instructions that are used for BUG(),
- * BUG_ON() and WARN_ON() and see if we hit one.  At this point we know
- * that the exception was caused by a trap instruction of some kind.
- * Returns 1 if we should continue (i.e. it was a WARN_ON) or 0
- * otherwise.
- */
-extern struct bug_entry __start___bug_table[], __stop___bug_table[];
-
-#ifndef CONFIG_MODULES
-#define module_find_bug(x)	NULL
-#endif
-
-struct bug_entry *find_bug(unsigned long bugaddr)
+int is_valid_bugaddr(unsigned long addr)
 {
-	struct bug_entry *bug;
-
-	for (bug = __start___bug_table; bug < __stop___bug_table; ++bug)
-		if (bugaddr == bug->bug_addr)
-			return bug;
-	return module_find_bug(bugaddr);
-}
-
-int check_bug_trap(struct pt_regs *regs)
-{
-	struct bug_entry *bug;
-	unsigned long addr;
-
-	if (regs->msr & MSR_PR)
-		return 0;	/* not in kernel */
-	addr = regs->nip;	/* address of trap instruction */
-	if (addr < PAGE_OFFSET)
-		return 0;
-	bug = find_bug(regs->nip);
-	if (bug == NULL)
-		return 0;
-	if (bug->line & BUG_WARNING_TRAP) {
-		/* this is a WARN_ON rather than BUG/BUG_ON */
-#ifdef CONFIG_XMON
-		xmon_printf(KERN_ERR "Badness in %s at %s:%ld\n",
-		       bug->function, bug->file,
-		       bug->line & ~BUG_WARNING_TRAP);
-#endif /* CONFIG_XMON */		
-		printk(KERN_ERR "Badness in %s at %s:%ld\n",
-		       bug->function, bug->file,
-		       bug->line & ~BUG_WARNING_TRAP);
-		dump_stack();
-		return 1;
-	}
-#ifdef CONFIG_XMON
-	xmon_printf(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
-	       bug->function, bug->file, bug->line);
-	xmon(regs);
-#endif /* CONFIG_XMON */
-	printk(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
-	       bug->function, bug->file, bug->line);
-
-	return 0;
+	return addr >= PAGE_OFFSET;
 }
 
 void program_check_exception(struct pt_regs *regs)
@@ -671,7 +617,9 @@ void program_check_exception(struct pt_regs *regs)
 		/* trap exception */
 		if (debugger_bpt(regs))
 			return;
-		if (check_bug_trap(regs)) {
+
+		if (!(regs->msr & MSR_PR) &&  /* not user-mode */
+		    report_bug(regs->nip) == BUG_TRAP_TYPE_WARN) {
 			regs->nip += 4;
 			return;
 		}
@@ -708,7 +656,7 @@ void single_step_exception(struct pt_regs *regs)
 
 void alignment_exception(struct pt_regs *regs)
 {
-	int fixed;
+	int sig, code, fixed = 0;
 
 	fixed = fix_alignment(regs);
 	if (fixed == 1) {
@@ -717,14 +665,16 @@ void alignment_exception(struct pt_regs *regs)
 		return;
 	}
 	if (fixed == -EFAULT) {
-		/* fixed == -EFAULT means the operand address was bad */
-		if (user_mode(regs))
-			_exception(SIGSEGV, regs, SEGV_ACCERR, regs->dar);
-		else
-			bad_page_fault(regs, regs->dar, SIGSEGV);
-		return;
+		sig = SIGSEGV;
+		code = SEGV_ACCERR;
+	} else {
+		sig = SIGBUS;
+		code = BUS_ADRALN;
 	}
-	_exception(SIGBUS, regs, BUS_ADRALN, regs->dar);
+	if (user_mode(regs))
+		_exception(sig, regs, code, regs->dar);
+	else
+		bad_page_fault(regs, regs->dar, sig);
 }
 
 void StackOverflow(struct pt_regs *regs)
diff --git a/arch/ppc/kernel/vmlinux.lds.S b/arch/ppc/kernel/vmlinux.lds.S
index 095fd3323323..61921268a0d0 100644
--- a/arch/ppc/kernel/vmlinux.lds.S
+++ b/arch/ppc/kernel/vmlinux.lds.S
@@ -31,6 +31,7 @@ SECTIONS
   .plt : { *(.plt) }
   .text      :
   {
+    _text = .;
     *(.text)
     SCHED_TEXT
     LOCK_TEXT
@@ -115,13 +116,7 @@ SECTIONS
   __setup_end = .;
   __initcall_start = .;
   .initcall.init : {
-	*(.initcall1.init)
-	*(.initcall2.init)
-	*(.initcall3.init)
-	*(.initcall4.init)
-	*(.initcall5.init)
-	*(.initcall6.init)
-	*(.initcall7.init)
+	INITCALLS
   }
   __initcall_end = .;
 
diff --git a/arch/ppc/platforms/4xx/bubinga.c b/arch/ppc/platforms/4xx/bubinga.c
index 4009f4983ca6..75857b38e894 100644
--- a/arch/ppc/platforms/4xx/bubinga.c
+++ b/arch/ppc/platforms/4xx/bubinga.c
@@ -116,6 +116,7 @@ bubinga_early_serial_map(void)
 void __init
 bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 {
+#ifdef CONFIG_PCI
 
 	unsigned int bar_response, bar;
 	/*
@@ -212,6 +213,7 @@ bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 	printk(" ptm2la\t0x%x\n", in_le32(&(pcip->ptm2la)));
 
 #endif
+#endif
 }
 
 void __init
diff --git a/arch/ppc/platforms/4xx/cpci405.c b/arch/ppc/platforms/4xx/cpci405.c
index 367430998fc5..8474b05b795a 100644
--- a/arch/ppc/platforms/4xx/cpci405.c
+++ b/arch/ppc/platforms/4xx/cpci405.c
@@ -126,6 +126,7 @@ cpci405_setup_arch(void)
 void __init
 bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 {
+#ifdef CONFIG_PCI
 	unsigned int bar_response, bar;
 
 	/* Disable region first */
@@ -167,6 +168,7 @@ bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 					PCI_FUNC(hose->first_busno), bar,
 					&bar_response);
 	}
+#endif
 }
 
 void __init
diff --git a/arch/ppc/platforms/4xx/ep405.c b/arch/ppc/platforms/4xx/ep405.c
index ae5c82081c95..e5adf9ba1fca 100644
--- a/arch/ppc/platforms/4xx/ep405.c
+++ b/arch/ppc/platforms/4xx/ep405.c
@@ -68,6 +68,7 @@ ep405_setup_arch(void)
 void __init
 bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 {
+#ifdef CONFIG_PCI
 	unsigned int bar_response, bar;
 	/*
 	 * Expected PCI mapping:
@@ -130,6 +131,7 @@ bios_fixup(struct pci_controller *hose, struct pcil0_regs *pcip)
 		    PCI_FUNC(hose->first_busno), bar, bar_response);
 	}
 	/* end work arround */
+#endif
 }
 
 void __init
diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c
index 3397f0de1592..b84f8df325c4 100644
--- a/arch/ppc/platforms/83xx/mpc834x_sys.c
+++ b/arch/ppc/platforms/83xx/mpc834x_sys.c
@@ -121,8 +121,8 @@ mpc834x_sys_setup_arch(void)
 
 	mdata->irq[0] = MPC83xx_IRQ_EXT1;
 	mdata->irq[1] = MPC83xx_IRQ_EXT2;
-	mdata->irq[2] = -1;
-	mdata->irq[31] = -1;
+	mdata->irq[2] = PHY_POLL;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC83xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/mpc8540_ads.c b/arch/ppc/platforms/85xx/mpc8540_ads.c
index 4f839da6782f..00a3ba57063f 100644
--- a/arch/ppc/platforms/85xx/mpc8540_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8540_ads.c
@@ -92,9 +92,9 @@ mpc8540ads_setup_arch(void)
 
 	mdata->irq[0] = MPC85xx_IRQ_EXT5;
 	mdata->irq[1] = MPC85xx_IRQ_EXT5;
-	mdata->irq[2] = -1;
+	mdata->irq[2] = PHY_POLL;
 	mdata->irq[3] = MPC85xx_IRQ_EXT5;
-	mdata->irq[31] = -1;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.c b/arch/ppc/platforms/85xx/mpc8560_ads.c
index 14ecec7bbed7..3a060468dd95 100644
--- a/arch/ppc/platforms/85xx/mpc8560_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8560_ads.c
@@ -156,9 +156,9 @@ mpc8560ads_setup_arch(void)
 
 	mdata->irq[0] = MPC85xx_IRQ_EXT5;
 	mdata->irq[1] = MPC85xx_IRQ_EXT5;
-	mdata->irq[2] = -1;
+	mdata->irq[2] = PHY_POLL;
 	mdata->irq[3] = MPC85xx_IRQ_EXT5;
-	mdata->irq[31] = -1;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
index 5ce0f69c1db6..2d59eb776c95 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -451,9 +451,9 @@ mpc85xx_cds_setup_arch(void)
 
 	mdata->irq[0] = MPC85xx_IRQ_EXT5;
 	mdata->irq[1] = MPC85xx_IRQ_EXT5;
-	mdata->irq[2] = -1;
-	mdata->irq[3] = -1;
-	mdata->irq[31] = -1;
+	mdata->irq[2] = PHY_POLL;
+	mdata->irq[3] = PHY_POLL;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/sbc8560.c b/arch/ppc/platforms/85xx/sbc8560.c
index 764d580ff535..1d10ab98f66d 100644
--- a/arch/ppc/platforms/85xx/sbc8560.c
+++ b/arch/ppc/platforms/85xx/sbc8560.c
@@ -129,7 +129,7 @@ sbc8560_setup_arch(void)
 
 	mdata->irq[25] = MPC85xx_IRQ_EXT6;
 	mdata->irq[26] = MPC85xx_IRQ_EXT7;
-	mdata->irq[31] = -1;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/stx_gp3.c b/arch/ppc/platforms/85xx/stx_gp3.c
index 4bb18ab27672..b1f5b737c70d 100644
--- a/arch/ppc/platforms/85xx/stx_gp3.c
+++ b/arch/ppc/platforms/85xx/stx_gp3.c
@@ -123,7 +123,7 @@ gp3_setup_arch(void)
 
 	mdata->irq[2] = MPC85xx_IRQ_EXT5;
 	mdata->irq[4] = MPC85xx_IRQ_EXT5;
-	mdata->irq[31] = -1;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/85xx/tqm85xx.c b/arch/ppc/platforms/85xx/tqm85xx.c
index dd45f2e18449..4ee2bd156dc5 100644
--- a/arch/ppc/platforms/85xx/tqm85xx.c
+++ b/arch/ppc/platforms/85xx/tqm85xx.c
@@ -137,9 +137,9 @@ tqm85xx_setup_arch(void)
 
 	mdata->irq[0] = MPC85xx_IRQ_EXT8;
 	mdata->irq[1] = MPC85xx_IRQ_EXT8;
-	mdata->irq[2] = -1;
+	mdata->irq[2] = PHY_POLL;
 	mdata->irq[3] = MPC85xx_IRQ_EXT8;
-	mdata->irq[31] = -1;
+	mdata->irq[31] = PHY_POLL;
 
 	/* setup the board related information for the enet controllers */
 	pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC85xx_TSEC1);
diff --git a/arch/ppc/platforms/mpc8272ads_setup.c b/arch/ppc/platforms/mpc8272ads_setup.c
index d7b3a6afa78f..0bc06768cf24 100644
--- a/arch/ppc/platforms/mpc8272ads_setup.c
+++ b/arch/ppc/platforms/mpc8272ads_setup.c
@@ -196,7 +196,7 @@ static void __init mpc8272ads_fixup_enet_pdata(struct platform_device *pdev,
 	bd_t* bi = (void*)__res;
 	int fs_no = fsid_fcc1+pdev->id-1;
 
-	if(fs_no > ARRAY_SIZE(mpc82xx_enet_pdata)) {
+	if(fs_no >= ARRAY_SIZE(mpc82xx_enet_pdata)) {
 		return;
 	}
 
@@ -222,7 +222,7 @@ static void mpc8272ads_fixup_uart_pdata(struct platform_device *pdev,
 	int id = fs_uart_id_scc2fsid(idx);
 
 	/* no need to alter anything if console */
-	if ((id <= num) && (!pdev->dev.platform_data)) {
+	if ((id < num) && (!pdev->dev.platform_data)) {
 		pinfo = &mpc8272_uart_pdata[id];
 		pinfo->uart_clk = bd->bi_intfreq;
 		pdev->dev.platform_data = pinfo;
@@ -266,10 +266,10 @@ static void __init mpc8272ads_fixup_mdio_pdata(struct platform_device *pdev,
 					      int idx)
 {
 	m82xx_mii_bb_pdata.irq[0] = PHY_INTERRUPT;
-	m82xx_mii_bb_pdata.irq[1] = -1;
-	m82xx_mii_bb_pdata.irq[2] = -1;
+	m82xx_mii_bb_pdata.irq[1] = PHY_POLL;
+	m82xx_mii_bb_pdata.irq[2] = PHY_POLL;
 	m82xx_mii_bb_pdata.irq[3] = PHY_INTERRUPT;
-	m82xx_mii_bb_pdata.irq[31] = -1;
+	m82xx_mii_bb_pdata.irq[31] = PHY_POLL;
 
 
 	m82xx_mii_bb_pdata.mdio_dat.offset =
diff --git a/arch/ppc/platforms/mpc866ads_setup.c b/arch/ppc/platforms/mpc866ads_setup.c
index 5f130dca3770..8a0c07eb4449 100644
--- a/arch/ppc/platforms/mpc866ads_setup.c
+++ b/arch/ppc/platforms/mpc866ads_setup.c
@@ -259,7 +259,7 @@ static void mpc866ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
 	/* Get pointer to Communication Processor */
 	cp = cpmp;
 
-	if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
+	if(fs_no >= ARRAY_SIZE(mpc8xx_enet_pdata)) {
 		printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
 		return;
 	}
@@ -305,7 +305,7 @@ static void __init mpc866ads_fixup_uart_pdata(struct platform_device *pdev,
 	int id = fs_uart_id_smc2fsid(idx);
 
 	/* no need to alter anything if console */
-	if ((id <= num) && (!pdev->dev.platform_data)) {
+	if ((id < num) && (!pdev->dev.platform_data)) {
 		pinfo = &mpc866_uart_pdata[id];
 		pinfo->uart_clk = bd->bi_intfreq;
 		pdev->dev.platform_data = pinfo;
@@ -361,7 +361,7 @@ int __init mpc866ads_init(void)
 
 	fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 	/* No PHY interrupt line here */
-	fmpi->irq[0xf] = -1;
+	fmpi->irq[0xf] = PHY_POLL;
 
 /* Since either of the uarts could be used as console, they need to ready */
 #ifdef CONFIG_SERIAL_CPM_SMC1
@@ -380,7 +380,7 @@ int __init mpc866ads_init(void)
 
 	fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
 	/* No PHY interrupt line here */
-	fmpi->irq[0xf] = -1;
+	fmpi->irq[0xf] = PHY_POLL;
 
 	return 0;
 }
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c
index 02293141efb5..f8161f3557f5 100644
--- a/arch/ppc/platforms/mpc885ads_setup.c
+++ b/arch/ppc/platforms/mpc885ads_setup.c
@@ -263,7 +263,7 @@ static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
 	char *e;
 	int i;
 
-	if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
+	if(fs_no >= ARRAY_SIZE(mpc8xx_enet_pdata)) {
 		printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
 		return;
 	}
@@ -371,7 +371,7 @@ static void __init mpc885ads_fixup_uart_pdata(struct platform_device *pdev,
 	int id = fs_uart_id_smc2fsid(idx);
 
 	/* no need to alter anything if console */
-	if ((id <= num) && (!pdev->dev.platform_data)) {
+	if ((id < num) && (!pdev->dev.platform_data)) {
 		pinfo = &mpc885_uart_pdata[id];
 		pinfo->uart_clk = bd->bi_intfreq;
 		pdev->dev.platform_data = pinfo;
diff --git a/arch/ppc/syslib/mpc8xx_devices.c b/arch/ppc/syslib/mpc8xx_devices.c
index cf5ab47487a7..31fb56593d17 100644
--- a/arch/ppc/syslib/mpc8xx_devices.c
+++ b/arch/ppc/syslib/mpc8xx_devices.c
@@ -78,7 +78,7 @@ struct platform_device ppc_sys_platform_devices[] = {
 			{
 				.name 	= "pram",
 				.start 	= 0x3c00,
-				.end 	= 0x3c80,
+				.end 	= 0x3c7f,
 				.flags 	= IORESOURCE_MEM,
 			},
 			{
@@ -103,7 +103,7 @@ struct platform_device ppc_sys_platform_devices[] = {
 			{
 				.name 	= "pram",
 				.start 	= 0x3d00,
-				.end 	= 0x3d80,
+				.end 	= 0x3d7f,
 				.flags 	= IORESOURCE_MEM,
 			},
 
@@ -129,7 +129,7 @@ struct platform_device ppc_sys_platform_devices[] = {
 			{
 				.name 	= "pram",
 				.start 	= 0x3e00,
-				.end 	= 0x3e80,
+				.end 	= 0x3e7f,
 				.flags 	= IORESOURCE_MEM,
 			},
 
@@ -155,7 +155,7 @@ struct platform_device ppc_sys_platform_devices[] = {
 			{
 				.name 	= "pram",
 				.start 	= 0x3f00,
-				.end 	= 0x3f80,
+				.end 	= 0x3f7f,
 				.flags 	= IORESOURCE_MEM,
 			},