Manual merge with Linus

author: Dmitry Torokhov <dtor_core@ameritech.net> 2005-09-09 20:14:47 -0500
committer: Dmitry Torokhov <dtor_core@ameritech.net> 2005-09-09 20:14:47 -0500
commit: d344c5e0856ad03278d8700b503762dbc8b86e12 (patch)
tree: a6d893a643470a3c2580a58f3228a55fa1fd1d82 /arch/ppc64/kernel
parent: 010988e888a0abbe7118635c1b33d049caae6b29 (diff)
parent: 87fc767b832ef5a681a0ff9d203c3289bc3be2bf (diff)
53 files changed, 799 insertions, 656 deletions
diff --git a/arch/ppc64/kernel/Makefile b/arch/ppc64/kernel/Makefile
index f4b3bfcc109..ae60eb1193c 100644
--- a/arch/ppc64/kernel/Makefile
+++ b/arch/ppc64/kernel/Makefile
@@ -31,7 +31,7 @@ obj-$(CONFIG_PPC_MULTIPLATFORM) += nvram.o i8259.o prom_init.o prom.o
 
 obj-$(CONFIG_PPC_PSERIES) += pSeries_pci.o pSeries_lpar.o pSeries_hvCall.o \
 			     pSeries_nvram.o rtasd.o ras.o pSeries_reconfig.o \
-			     pSeries_setup.o pSeries_iommu.o
+			     pSeries_setup.o pSeries_iommu.o udbg_16550.o
 
 obj-$(CONFIG_PPC_BPA) += bpa_setup.o bpa_iommu.o bpa_nvram.o \
 			 bpa_iic.o spider-pic.o
@@ -58,9 +58,11 @@ obj-$(CONFIG_XICS)		+= xics.o
 obj-$(CONFIG_MPIC)		+= mpic.o
 
 obj-$(CONFIG_PPC_PMAC)		+= pmac_setup.o pmac_feature.o pmac_pci.o \
-				   pmac_time.o pmac_nvram.o pmac_low_i2c.o
+				   pmac_time.o pmac_nvram.o pmac_low_i2c.o \
+				   udbg_scc.o
 
-obj-$(CONFIG_PPC_MAPLE)		+= maple_setup.o maple_pci.o maple_time.o
+obj-$(CONFIG_PPC_MAPLE)		+= maple_setup.o maple_pci.o maple_time.o \
+				   udbg_16550.o
 
 obj-$(CONFIG_U3_DART)		+= u3_iommu.o
 
diff --git a/arch/ppc64/kernel/bpa_iic.c b/arch/ppc64/kernel/bpa_iic.c
index c8f3dc3fad7..0aaa878e19d 100644
--- a/arch/ppc64/kernel/bpa_iic.c
+++ b/arch/ppc64/kernel/bpa_iic.c
@@ -205,6 +205,18 @@ static struct iic_regs __iomem *find_iic(int cpu)
 }
 
 #ifdef CONFIG_SMP
+
+/* Use the highest interrupt priorities for IPI */
+static inline int iic_ipi_to_irq(int ipi)
+{
+	return IIC_IPI_OFFSET + IIC_NUM_IPIS - 1 - ipi;
+}
+
+static inline int iic_irq_to_ipi(int irq)
+{
+	return IIC_NUM_IPIS - 1 - (irq - IIC_IPI_OFFSET);
+}
+
 void iic_setup_cpu(void)
 {
 	out_be64(&__get_cpu_var(iic).regs->prio, 0xff);
@@ -212,18 +224,20 @@ void iic_setup_cpu(void)
 
 void iic_cause_IPI(int cpu, int mesg)
 {
-	out_be64(&per_cpu(iic, cpu).regs->generate, mesg);
+	out_be64(&per_cpu(iic, cpu).regs->generate, (IIC_NUM_IPIS - 1 - mesg) << 4);
 }
 
 static irqreturn_t iic_ipi_action(int irq, void *dev_id, struct pt_regs *regs)
 {
-
-	smp_message_recv(irq - IIC_IPI_OFFSET, regs);
+	smp_message_recv(iic_irq_to_ipi(irq), regs);
 	return IRQ_HANDLED;
 }
 
-static void iic_request_ipi(int irq, const char *name)
+static void iic_request_ipi(int ipi, const char *name)
 {
+	int irq;
+
+	irq = iic_ipi_to_irq(ipi);
 	/* IPIs are marked SA_INTERRUPT as they must run with irqs
 	 * disabled */
 	get_irq_desc(irq)->handler = &iic_pic;
@@ -233,10 +247,10 @@ static void iic_request_ipi(int irq, const char *name)
 
 void iic_request_IPIs(void)
 {
-	iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_CALL_FUNCTION, "IPI-call");
-	iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_RESCHEDULE, "IPI-resched");
+	iic_request_ipi(PPC_MSG_CALL_FUNCTION, "IPI-call");
+	iic_request_ipi(PPC_MSG_RESCHEDULE, "IPI-resched");
 #ifdef CONFIG_DEBUGGER
-	iic_request_ipi(IIC_IPI_OFFSET + PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
+	iic_request_ipi(PPC_MSG_DEBUGGER_BREAK, "IPI-debug");
 #endif /* CONFIG_DEBUGGER */
 }
 #endif /* CONFIG_SMP */
diff --git a/arch/ppc64/kernel/btext.c b/arch/ppc64/kernel/btext.c
index c53f079e9b7..b6fbfbe9032 100644
--- a/arch/ppc64/kernel/btext.c
+++ b/arch/ppc64/kernel/btext.c
@@ -7,7 +7,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/init.h>
-#include <linux/version.h>
 
 #include <asm/sections.h>
 #include <asm/prom.h>
diff --git a/arch/ppc64/kernel/cpu_setup_power4.S b/arch/ppc64/kernel/cpu_setup_power4.S
index 0482c063c26..bfce609e8e6 100644
--- a/arch/ppc64/kernel/cpu_setup_power4.S
+++ b/arch/ppc64/kernel/cpu_setup_power4.S
@@ -15,7 +15,7 @@
 #include <asm/ppc_asm.h>
 #include <asm/cputable.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/cache.h>
 
 _GLOBAL(__970_cpu_preinit)
diff --git a/arch/ppc64/kernel/cputable.c b/arch/ppc64/kernel/cputable.c
index 4847f2ac8c9..8831a28c3c4 100644
--- a/arch/ppc64/kernel/cputable.c
+++ b/arch/ppc64/kernel/cputable.c
@@ -19,6 +19,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 
+#include <asm/oprofile_impl.h>
 #include <asm/cputable.h>
 
 struct cpu_spec* cur_cpu_spec = NULL;
@@ -54,24 +55,32 @@ struct cpu_spec	cpu_specs[] = {
 		.pvr_value		= 0x00400000,
 		.cpu_name		= "POWER3 (630)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
-			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8,
+			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,
 		.cpu_user_features = COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power3",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* Power3+ */
 		.pvr_mask		= 0xffff0000,
 		.pvr_value		= 0x00410000,
 		.cpu_name		= "POWER3 (630+)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
-			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8,
+			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power3",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* Northstar */
 		.pvr_mask		= 0xffff0000,
@@ -79,11 +88,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "RS64-II (northstar)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8 | CPU_FTR_MMCRA | CPU_FTR_CTRL,
+			CPU_FTR_MMCRA | CPU_FTR_CTRL,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/rs64",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* Pulsar */
 		.pvr_mask		= 0xffff0000,
@@ -91,11 +105,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "RS64-III (pulsar)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8 | CPU_FTR_MMCRA | CPU_FTR_CTRL,
+			CPU_FTR_MMCRA | CPU_FTR_CTRL,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/rs64",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* I-star */
 		.pvr_mask		= 0xffff0000,
@@ -103,11 +122,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "RS64-III (icestar)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8 | CPU_FTR_MMCRA | CPU_FTR_CTRL,
+			CPU_FTR_MMCRA | CPU_FTR_CTRL,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/rs64",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* S-star */
 		.pvr_mask		= 0xffff0000,
@@ -115,11 +139,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "RS64-IV (sstar)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_IABR |
-			CPU_FTR_PMC8 | CPU_FTR_MMCRA | CPU_FTR_CTRL,
+			CPU_FTR_MMCRA | CPU_FTR_CTRL,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power3,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/rs64",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* Power4 */
 		.pvr_mask		= 0xffff0000,
@@ -127,11 +156,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "POWER4 (gp)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
-			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_PMC8 | CPU_FTR_MMCRA,
+			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power4,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power4",
+		.oprofile_model		= &op_model_rs64,
+#endif
 	},
 	{	/* Power4+ */
 		.pvr_mask		= 0xffff0000,
@@ -139,11 +173,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_name		= "POWER4+ (gq)",
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
-			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_PMC8 | CPU_FTR_MMCRA,
+			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA,
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_power4,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power4",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* PPC970 */
 		.pvr_mask		= 0xffff0000,
@@ -152,12 +191,17 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
 			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP |
-			CPU_FTR_CAN_NAP | CPU_FTR_PMC8 | CPU_FTR_MMCRA,
+			CPU_FTR_CAN_NAP | CPU_FTR_MMCRA,
 		.cpu_user_features	= COMMON_USER_PPC64 |
 			PPC_FEATURE_HAS_ALTIVEC_COMP,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_ppc970,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/970",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* PPC970FX */
 		.pvr_mask		= 0xffff0000,
@@ -166,12 +210,17 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
 			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP |
-			CPU_FTR_CAN_NAP | CPU_FTR_PMC8 | CPU_FTR_MMCRA,
+			CPU_FTR_CAN_NAP | CPU_FTR_MMCRA,
 		.cpu_user_features	= COMMON_USER_PPC64 |
 			PPC_FEATURE_HAS_ALTIVEC_COMP,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 8,
 		.cpu_setup		= __setup_cpu_ppc970,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/970",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* PPC970MP */
 		.pvr_mask		= 0xffff0000,
@@ -180,12 +229,16 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_features		= CPU_FTR_SPLIT_ID_CACHE |
 			CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
 			CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP |
-			CPU_FTR_CAN_NAP | CPU_FTR_PMC8 | CPU_FTR_MMCRA,
+			CPU_FTR_CAN_NAP | CPU_FTR_MMCRA,
 		.cpu_user_features	= COMMON_USER_PPC64 |
 			PPC_FEATURE_HAS_ALTIVEC_COMP,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
 		.cpu_setup		= __setup_cpu_ppc970,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/970",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* Power5 */
 		.pvr_mask		= 0xffff0000,
@@ -199,7 +252,12 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 6,
 		.cpu_setup		= __setup_cpu_power4,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power5",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* Power5 */
 		.pvr_mask		= 0xffff0000,
@@ -213,7 +271,12 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 6,
 		.cpu_setup		= __setup_cpu_power4,
+#ifdef CONFIG_OPROFILE
+		.oprofile_cpu_type	= "ppc64/power5",
+		.oprofile_model		= &op_model_power4,
+#endif
 	},
 	{	/* BE DD1.x */
 		.pvr_mask		= 0xffff0000,
@@ -239,6 +302,7 @@ struct cpu_spec	cpu_specs[] = {
 		.cpu_user_features	= COMMON_USER_PPC64,
 		.icache_bsize		= 128,
 		.dcache_bsize		= 128,
+		.num_pmcs		= 6,
 		.cpu_setup		= __setup_cpu_power4,
 	}
 };
diff --git a/arch/ppc64/kernel/eeh.c b/arch/ppc64/kernel/eeh.c
index af5272fedad..ba93fd73122 100644
--- a/arch/ppc64/kernel/eeh.c
+++ b/arch/ppc64/kernel/eeh.c
@@ -202,10 +202,9 @@ static void pci_addr_cache_print(struct pci_io_addr_cache *cache)
 	while (n) {
 		struct pci_io_addr_range *piar;
 		piar = rb_entry(n, struct pci_io_addr_range, rb_node);
-		printk(KERN_DEBUG "PCI: %s addr range %d [%lx-%lx]: %s %s\n",
+		printk(KERN_DEBUG "PCI: %s addr range %d [%lx-%lx]: %s\n",
 		       (piar->flags & IORESOURCE_IO) ? "i/o" : "mem", cnt,
-		       piar->addr_lo, piar->addr_hi, pci_name(piar->pcidev),
-		       pci_pretty_name(piar->pcidev));
+		       piar->addr_lo, piar->addr_hi, pci_name(piar->pcidev));
 		cnt++;
 		n = rb_next(n);
 	}
@@ -255,22 +254,24 @@ pci_addr_cache_insert(struct pci_dev *dev, unsigned long alo,
 static void __pci_addr_cache_insert_device(struct pci_dev *dev)
 {
 	struct device_node *dn;
+	struct pci_dn *pdn;
 	int i;
 	int inserted = 0;
 
 	dn = pci_device_to_OF_node(dev);
 	if (!dn) {
-		printk(KERN_WARNING "PCI: no pci dn found for dev=%s %s\n",
-			pci_name(dev), pci_pretty_name(dev));
+		printk(KERN_WARNING "PCI: no pci dn found for dev=%s\n",
+			pci_name(dev));
 		return;
 	}
 
 	/* Skip any devices for which EEH is not enabled. */
-	if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
-	    dn->eeh_mode & EEH_MODE_NOCHECK) {
+	pdn = dn->data;
+	if (!(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
+	    pdn->eeh_mode & EEH_MODE_NOCHECK) {
 #ifdef DEBUG
-		printk(KERN_INFO "PCI: skip building address cache for=%s %s\n",
-		       pci_name(dev), pci_pretty_name(dev));
+		printk(KERN_INFO "PCI: skip building address cache for=%s\n",
+		       pci_name(dev));
 #endif
 		return;
 	}
@@ -416,6 +417,7 @@ int eeh_unregister_notifier(struct notifier_block *nb)
 static int read_slot_reset_state(struct device_node *dn, int rets[])
 {
 	int token, outputs;
+	struct pci_dn *pdn = dn->data;
 
 	if (ibm_read_slot_reset_state2 != RTAS_UNKNOWN_SERVICE) {
 		token = ibm_read_slot_reset_state2;
@@ -425,8 +427,8 @@ static int read_slot_reset_state(struct device_node *dn, int rets[])
 		outputs = 3;
 	}
 
-	return rtas_call(token, 3, outputs, rets, dn->eeh_config_addr,
-			 BUID_HI(dn->phb->buid), BUID_LO(dn->phb->buid));
+	return rtas_call(token, 3, outputs, rets, pdn->eeh_config_addr,
+			 BUID_HI(pdn->phb->buid), BUID_LO(pdn->phb->buid));
 }
 
 /**
@@ -447,12 +449,12 @@ static void eeh_panic(struct pci_dev *dev, int reset_state)
 	 * in light of potential corruption, we can use it here.
 	 */
 	if (panic_on_oops)
-		panic("EEH: MMIO failure (%d) on device:%s %s\n", reset_state,
-		      pci_name(dev), pci_pretty_name(dev));
+		panic("EEH: MMIO failure (%d) on device:%s\n", reset_state,
+		      pci_name(dev));
 	else {
 		__get_cpu_var(ignored_failures)++;
-		printk(KERN_INFO "EEH: Ignored MMIO failure (%d) on device:%s %s\n",
-		       reset_state, pci_name(dev), pci_pretty_name(dev));
+		printk(KERN_INFO "EEH: Ignored MMIO failure (%d) on device:%s\n",
+		       reset_state, pci_name(dev));
 	}
 }
 
@@ -482,8 +484,8 @@ static void eeh_event_handler(void *dummy)
 			break;
 
 		printk(KERN_INFO "EEH: MMIO failure (%d), notifiying device "
-		       "%s %s\n", event->reset_state,
-		       pci_name(event->dev), pci_pretty_name(event->dev));
+		       "%s\n", event->reset_state,
+		       pci_name(event->dev));
 
 		atomic_set(&eeh_fail_count, 0);
 		notifier_call_chain (&eeh_notifier_chain,
@@ -535,6 +537,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 	unsigned long flags;
 	int rc, reset_state;
 	struct eeh_event  *event;
+	struct pci_dn *pdn;
 
 	__get_cpu_var(total_mmio_ffs)++;
 
@@ -543,14 +546,15 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 
 	if (!dn)
 		return 0;
+	pdn = dn->data;
 
 	/* Access to IO BARs might get this far and still not want checking. */
-	if (!(dn->eeh_mode & EEH_MODE_SUPPORTED) ||
-	    dn->eeh_mode & EEH_MODE_NOCHECK) {
+	if (!pdn->eeh_capable || !(pdn->eeh_mode & EEH_MODE_SUPPORTED) ||
+	    pdn->eeh_mode & EEH_MODE_NOCHECK) {
 		return 0;
 	}
 
-	if (!dn->eeh_config_addr) {
+	if (!pdn->eeh_config_addr) {
 		return 0;
 	}
 
@@ -558,7 +562,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 	 * If we already have a pending isolation event for this
 	 * slot, we know it's bad already, we don't need to check...
 	 */
-	if (dn->eeh_mode & EEH_MODE_ISOLATED) {
+	if (pdn->eeh_mode & EEH_MODE_ISOLATED) {
 		atomic_inc(&eeh_fail_count);
 		if (atomic_read(&eeh_fail_count) >= EEH_MAX_FAILS) {
 			/* re-read the slot reset state */
@@ -583,7 +587,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 	}
 
 	/* prevent repeated reports of this failure */
-	dn->eeh_mode |= EEH_MODE_ISOLATED;
+	pdn->eeh_mode |= EEH_MODE_ISOLATED;
 
 	reset_state = rets[0];
 
@@ -591,9 +595,9 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
 	memset(slot_errbuf, 0, eeh_error_buf_size);
 
 	rc = rtas_call(ibm_slot_error_detail,
-	               8, 1, NULL, dn->eeh_config_addr,
-	               BUID_HI(dn->phb->buid),
-	               BUID_LO(dn->phb->buid), NULL, 0,
+	               8, 1, NULL, pdn->eeh_config_addr,
+	               BUID_HI(pdn->phb->buid),
+	               BUID_LO(pdn->phb->buid), NULL, 0,
 	               virt_to_phys(slot_errbuf),
 	               eeh_error_buf_size,
 	               1 /* Temporary Error */);
@@ -680,8 +684,9 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
 	u32 *device_id = (u32 *)get_property(dn, "device-id", NULL);
 	u32 *regs;
 	int enable;
+	struct pci_dn *pdn = dn->data;
 
-	dn->eeh_mode = 0;
+	pdn->eeh_mode = 0;
 
 	if (status && strcmp(status, "ok") != 0)
 		return NULL;	/* ignore devices with bad status */
@@ -692,7 +697,7 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
 
 	/* There is nothing to check on PCI to ISA bridges */
 	if (dn->type && !strcmp(dn->type, "isa")) {
-		dn->eeh_mode |= EEH_MODE_NOCHECK;
+		pdn->eeh_mode |= EEH_MODE_NOCHECK;
 		return NULL;
 	}
 
@@ -709,7 +714,7 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
 		enable = 0;
 
 	if (!enable)
-		dn->eeh_mode |= EEH_MODE_NOCHECK;
+		pdn->eeh_mode |= EEH_MODE_NOCHECK;
 
 	/* Ok... see if this device supports EEH.  Some do, some don't,
 	 * and the only way to find out is to check each and every one. */
@@ -722,8 +727,8 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
 				EEH_ENABLE);
 		if (ret == 0) {
 			eeh_subsystem_enabled = 1;
-			dn->eeh_mode |= EEH_MODE_SUPPORTED;
-			dn->eeh_config_addr = regs[0];
+			pdn->eeh_mode |= EEH_MODE_SUPPORTED;
+			pdn->eeh_config_addr = regs[0];
 #ifdef DEBUG
 			printk(KERN_DEBUG "EEH: %s: eeh enabled\n", dn->full_name);
 #endif
@@ -731,10 +736,11 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
 
 			/* This device doesn't support EEH, but it may have an
 			 * EEH parent, in which case we mark it as supported. */
-			if (dn->parent && (dn->parent->eeh_mode & EEH_MODE_SUPPORTED)) {
+			if (dn->parent && dn->parent->data
+			    && (PCI_DN(dn->parent)->eeh_mode & EEH_MODE_SUPPORTED)) {
 				/* Parent supports EEH. */
-				dn->eeh_mode |= EEH_MODE_SUPPORTED;
-				dn->eeh_config_addr = dn->parent->eeh_config_addr;
+				pdn->eeh_mode |= EEH_MODE_SUPPORTED;
+				pdn->eeh_config_addr = PCI_DN(dn->parent)->eeh_config_addr;
 				return NULL;
 			}
 		}
@@ -791,11 +797,13 @@ void __init eeh_init(void)
 	for (phb = of_find_node_by_name(NULL, "pci"); phb;
 	     phb = of_find_node_by_name(phb, "pci")) {
 		unsigned long buid;
+		struct pci_dn *pci;
 
 		buid = get_phb_buid(phb);
-		if (buid == 0)
+		if (buid == 0 || phb->data == NULL)
 			continue;
 
+		pci = phb->data;
 		info.buid_lo = BUID_LO(buid);
 		info.buid_hi = BUID_HI(buid);
 		traverse_pci_devices(phb, early_enable_eeh, &info);
@@ -824,9 +832,9 @@ void eeh_add_device_early(struct device_node *dn)
 	struct pci_controller *phb;
 	struct eeh_early_enable_info info;
 
-	if (!dn)
+	if (!dn || !dn->data)
 		return;
-	phb = dn->phb;
+	phb = PCI_DN(dn)->phb;
 	if (NULL == phb || 0 == phb->buid) {
 		printk(KERN_WARNING "EEH: Expected buid but found none\n");
 		return;
@@ -851,8 +859,7 @@ void eeh_add_device_late(struct pci_dev *dev)
 		return;
 
 #ifdef DEBUG
-	printk(KERN_DEBUG "EEH: adding device %s %s\n", pci_name(dev),
-	       pci_pretty_name(dev));
+	printk(KERN_DEBUG "EEH: adding device %s\n", pci_name(dev));
 #endif
 
 	pci_addr_cache_insert_device (dev);
@@ -873,8 +880,7 @@ void eeh_remove_device(struct pci_dev *dev)
 
 	/* Unregister the device with the EEH/PCI address search system */
 #ifdef DEBUG
-	printk(KERN_DEBUG "EEH: remove device %s %s\n", pci_name(dev),
-	       pci_pretty_name(dev));
+	printk(KERN_DEBUG "EEH: remove device %s\n", pci_name(dev));
 #endif
 	pci_addr_cache_remove_device(dev);
 }
diff --git a/arch/ppc64/kernel/entry.S b/arch/ppc64/kernel/entry.S
index b61572eb2a7..d133a49cdf8 100644
--- a/arch/ppc64/kernel/entry.S
+++ b/arch/ppc64/kernel/entry.S
@@ -28,7 +28,7 @@
 #include <asm/mmu.h>
 #include <asm/thread_info.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/cputable.h>
 
 #ifdef CONFIG_PPC_ISERIES
@@ -400,15 +400,14 @@ BEGIN_FTR_SECTION
 	cmpd	cr1,r6,r9	/* or is new ESID the same as current ESID? */
 	cror	eq,4*cr1+eq,eq
 	beq	2f		/* if yes, don't slbie it */
-	oris	r0,r6,0x0800	/* set C (class) bit */
 
 	/* Bolt in the new stack SLB entry */
 	ld	r7,KSP_VSID(r4)	/* Get new stack's VSID */
-	oris	r6,r6,(SLB_ESID_V)@h
-	ori	r6,r6,(SLB_NUM_BOLTED-1)@l
-	slbie	r0
-	slbie	r0		/* Workaround POWER5 < DD2.1 issue */
-	slbmte	r7,r6
+	oris	r0,r6,(SLB_ESID_V)@h
+	ori	r0,r0,(SLB_NUM_BOLTED-1)@l
+	slbie	r6
+	slbie	r6		/* Workaround POWER5 < DD2.1 issue */
+	slbmte	r7,r0
 	isync
 
 2:
diff --git a/arch/ppc64/kernel/head.S b/arch/ppc64/kernel/head.S
index 03695977562..58c314738c9 100644
--- a/arch/ppc64/kernel/head.S
+++ b/arch/ppc64/kernel/head.S
@@ -30,7 +30,7 @@
 #include <asm/mmu.h>
 #include <asm/systemcfg.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/bug.h>
 #include <asm/cputable.h>
 #include <asm/setup.h>
@@ -1646,8 +1646,9 @@ _GLOBAL(__secondary_start)
 #else
 	/* set the ASR */
 	ld	r3,systemcfg@got(r2)	/* r3 = ptr to systemcfg	 */
+	ld	r3,0(r3)
 	lwz	r3,PLATFORM(r3)		/* r3 = platform flags		 */
-	cmpldi 	r3,PLATFORM_PSERIES_LPAR
+	andi.	r3,r3,PLATFORM_LPAR	/* Test if bit 0 is set (LPAR bit) */
 	bne	98f
 	mfspr	r3,PVR
 	srwi	r3,r3,16
@@ -1809,8 +1810,9 @@ _STATIC(start_here_multiplatform)
 	ld	r3,PACASTABREAL(r13)
 	ori	r4,r3,1			/* turn on valid bit		 */
 	ld	r3,systemcfg@got(r2)	/* r3 = ptr to systemcfg */
+	ld	r3,0(r3)
 	lwz	r3,PLATFORM(r3)		/* r3 = platform flags */
-	cmpldi 	r3,PLATFORM_PSERIES_LPAR
+	andi.	r3,r3,PLATFORM_LPAR	/* Test if bit 0 is set (LPAR bit) */
 	bne	98f
 	mfspr	r3,PVR
 	srwi	r3,r3,16
@@ -1828,9 +1830,10 @@ _STATIC(start_here_multiplatform)
 99:
 	/* Set SDR1 (hash table pointer) */
 	ld	r3,systemcfg@got(r2)	/* r3 = ptr to systemcfg */
+	ld	r3,0(r3)
 	lwz	r3,PLATFORM(r3)		/* r3 = platform flags */
 	/* Test if bit 0 is set (LPAR bit) */
-	andi.	r3,r3,0x1
+	andi.	r3,r3,PLATFORM_LPAR
 	bne	98f
 	LOADADDR(r6,_SDR1)		/* Only if NOT LPAR */
 	sub	r6,r6,r26
diff --git a/arch/ppc64/kernel/iSeries_VpdInfo.c b/arch/ppc64/kernel/iSeries_VpdInfo.c
index d11c732daf8..5d921792571 100644
--- a/arch/ppc64/kernel/iSeries_VpdInfo.c
+++ b/arch/ppc64/kernel/iSeries_VpdInfo.c
@@ -264,8 +264,5 @@ void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
 	printk("%d. PCI: Bus%3d, Device%3d, Vendor %04X Frame%3d, Card %4s  ",
 			count, bus, PCI_SLOT(PciDev->devfn), PciDev->vendor,
 			frame, card);
-	if (pci_class_name(PciDev->class >> 8) == 0)
-		printk("0x%04X\n", (int)(PciDev->class >> 8));
-	else
-		printk("%s\n", pci_class_name(PciDev->class >> 8));
+	printk("0x%04X\n", (int)(PciDev->class >> 8));
 }
diff --git a/arch/ppc64/kernel/idle_power4.S b/arch/ppc64/kernel/idle_power4.S
index 97e4a265504..ca02afe2a79 100644
--- a/arch/ppc64/kernel/idle_power4.S
+++ b/arch/ppc64/kernel/idle_power4.S
@@ -20,7 +20,7 @@
 #include <asm/cputable.h>
 #include <asm/thread_info.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 
 #undef DEBUG
 
diff --git a/arch/ppc64/kernel/iomap.c b/arch/ppc64/kernel/iomap.c
index 153cc8b0f13..6160c8dbb7c 100644
--- a/arch/ppc64/kernel/iomap.c
+++ b/arch/ppc64/kernel/iomap.c
@@ -22,13 +22,23 @@ unsigned int fastcall ioread16(void __iomem *addr)
 {
 	return readw(addr);
 }
+unsigned int fastcall ioread16be(void __iomem *addr)
+{
+	return in_be16(addr);
+}
 unsigned int fastcall ioread32(void __iomem *addr)
 {
 	return readl(addr);
 }
+unsigned int fastcall ioread32be(void __iomem *addr)
+{
+	return in_be32(addr);
+}
 EXPORT_SYMBOL(ioread8);
 EXPORT_SYMBOL(ioread16);
+EXPORT_SYMBOL(ioread16be);
 EXPORT_SYMBOL(ioread32);
+EXPORT_SYMBOL(ioread32be);
 
 void fastcall iowrite8(u8 val, void __iomem *addr)
 {
@@ -38,13 +48,23 @@ void fastcall iowrite16(u16 val, void __iomem *addr)
 {
 	writew(val, addr);
 }
+void fastcall iowrite16be(u16 val, void __iomem *addr)
+{
+	out_be16(addr, val);
+}
 void fastcall iowrite32(u32 val, void __iomem *addr)
 {
 	writel(val, addr);
 }
+void fastcall iowrite32be(u32 val, void __iomem *addr)
+{
+	out_be32(addr, val);
+}
 EXPORT_SYMBOL(iowrite8);
 EXPORT_SYMBOL(iowrite16);
+EXPORT_SYMBOL(iowrite16be);
 EXPORT_SYMBOL(iowrite32);
+EXPORT_SYMBOL(iowrite32be);
 
 /*
  * These are the "repeat read/write" functions. Note the
@@ -56,15 +76,15 @@ EXPORT_SYMBOL(iowrite32);
  */
 void ioread8_rep(void __iomem *addr, void *dst, unsigned long count)
 {
-	_insb((u8 __force *) addr, dst, count);
+	_insb((u8 __iomem *) addr, dst, count);
 }
 void ioread16_rep(void __iomem *addr, void *dst, unsigned long count)
 {
-	_insw_ns((u16 __force *) addr, dst, count);
+	_insw_ns((u16 __iomem *) addr, dst, count);
 }
 void ioread32_rep(void __iomem *addr, void *dst, unsigned long count)
 {
-	_insl_ns((u32 __force *) addr, dst, count);
+	_insl_ns((u32 __iomem *) addr, dst, count);
 }
 EXPORT_SYMBOL(ioread8_rep);
 EXPORT_SYMBOL(ioread16_rep);
@@ -72,15 +92,15 @@ EXPORT_SYMBOL(ioread32_rep);
 
 void iowrite8_rep(void __iomem *addr, const void *src, unsigned long count)
 {
-	_outsb((u8 __force *) addr, src, count);
+	_outsb((u8 __iomem *) addr, src, count);
 }
 void iowrite16_rep(void __iomem *addr, const void *src, unsigned long count)
 {
-	_outsw_ns((u16 __force *) addr, src, count);
+	_outsw_ns((u16 __iomem *) addr, src, count);
 }
 void iowrite32_rep(void __iomem *addr, const void *src, unsigned long count)
 {
-	_outsl_ns((u32 __force *) addr, src, count);
+	_outsl_ns((u32 __iomem *) addr, src, count);
 }
 EXPORT_SYMBOL(iowrite8_rep);
 EXPORT_SYMBOL(iowrite16_rep);
diff --git a/arch/ppc64/kernel/iommu.c b/arch/ppc64/kernel/iommu.c
index 845eebd1e28..9032b6bfe03 100644
--- a/arch/ppc64/kernel/iommu.c
+++ b/arch/ppc64/kernel/iommu.c
@@ -438,7 +438,8 @@ struct iommu_table *iommu_init_table(struct iommu_table *tbl)
 
 void iommu_free_table(struct device_node *dn)
 {
-	struct iommu_table *tbl = dn->iommu_table;
+	struct pci_dn *pdn = dn->data;
+	struct iommu_table *tbl = pdn->iommu_table;
 	unsigned long bitmap_sz, i;
 	unsigned int order;
 
diff --git a/arch/ppc64/kernel/kprobes.c b/arch/ppc64/kernel/kprobes.c
index a3d519518fb..7e80d49c589 100644
--- a/arch/ppc64/kernel/kprobes.c
+++ b/arch/ppc64/kernel/kprobes.c
@@ -44,7 +44,7 @@ static struct kprobe *kprobe_prev;
 static unsigned long kprobe_status_prev, kprobe_saved_msr_prev;
 static struct pt_regs jprobe_saved_regs;
 
-int arch_prepare_kprobe(struct kprobe *p)
+int __kprobes arch_prepare_kprobe(struct kprobe *p)
 {
 	int ret = 0;
 	kprobe_opcode_t insn = *p->addr;
@@ -68,27 +68,27 @@ int arch_prepare_kprobe(struct kprobe *p)
 	return ret;
 }
 
-void arch_copy_kprobe(struct kprobe *p)
+void __kprobes arch_copy_kprobe(struct kprobe *p)
 {
 	memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t));
 	p->opcode = *p->addr;
 }
 
-void arch_arm_kprobe(struct kprobe *p)
+void __kprobes arch_arm_kprobe(struct kprobe *p)
 {
 	*p->addr = BREAKPOINT_INSTRUCTION;
 	flush_icache_range((unsigned long) p->addr,
 			   (unsigned long) p->addr + sizeof(kprobe_opcode_t));
 }
 
-void arch_disarm_kprobe(struct kprobe *p)
+void __kprobes arch_disarm_kprobe(struct kprobe *p)
 {
 	*p->addr = p->opcode;
 	flush_icache_range((unsigned long) p->addr,
 			   (unsigned long) p->addr + sizeof(kprobe_opcode_t));
 }
 
-void arch_remove_kprobe(struct kprobe *p)
+void __kprobes arch_remove_kprobe(struct kprobe *p)
 {
 	up(&kprobe_mutex);
 	free_insn_slot(p->ainsn.insn);
@@ -102,7 +102,7 @@ static inline void prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
 	regs->msr |= MSR_SE;
 
 	/* single step inline if it is a trap variant */
-	if (IS_TW(insn) || IS_TD(insn) || IS_TWI(insn) || IS_TDI(insn))
+	if (is_trap(insn))
 		regs->nip = (unsigned long)p->addr;
 	else
 		regs->nip = (unsigned long)p->ainsn.insn;
@@ -122,7 +122,8 @@ static inline void restore_previous_kprobe(void)
 	kprobe_saved_msr = kprobe_saved_msr_prev;
 }
 
-void arch_prepare_kretprobe(struct kretprobe *rp, struct pt_regs *regs)
+void __kprobes arch_prepare_kretprobe(struct kretprobe *rp,
+				      struct pt_regs *regs)
 {
 	struct kretprobe_instance *ri;
 
@@ -151,7 +152,9 @@ static inline int kprobe_handler(struct pt_regs *regs)
 		   Disarm the probe we just hit, and ignore it. */
 		p = get_kprobe(addr);
 		if (p) {
-			if (kprobe_status == KPROBE_HIT_SS) {
+			kprobe_opcode_t insn = *p->ainsn.insn;
+			if (kprobe_status == KPROBE_HIT_SS &&
+					is_trap(insn)) {
 				regs->msr &= ~MSR_SE;
 				regs->msr |= kprobe_saved_msr;
 				unlock_kprobes();
@@ -191,8 +194,7 @@ static inline int kprobe_handler(struct pt_regs *regs)
 			 * trap variant, it could belong to someone else
 			 */
 			kprobe_opcode_t cur_insn = *addr;
-			if (IS_TW(cur_insn) || IS_TD(cur_insn) ||
-					IS_TWI(cur_insn) || IS_TDI(cur_insn))
+			if (is_trap(cur_insn))
 		       		goto no_kprobe;
 			/*
 			 * The breakpoint instruction was removed right
@@ -244,7 +246,7 @@ void kretprobe_trampoline_holder(void)
 /*
  * Called when the probe at kretprobe trampoline is hit
  */
-int trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
+int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
 {
         struct kretprobe_instance *ri = NULL;
         struct hlist_head *head;
@@ -308,7 +310,7 @@ int trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
  * single-stepped a copy of the instruction.  The address of this
  * copy is p->ainsn.insn.
  */
-static void resume_execution(struct kprobe *p, struct pt_regs *regs)
+static void __kprobes resume_execution(struct kprobe *p, struct pt_regs *regs)
 {
 	int ret;
 	unsigned int insn = *p->ainsn.insn;
@@ -373,8 +375,8 @@ static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
 /*
  * Wrapper routine to for handling exceptions.
  */
-int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val,
-			     void *data)
+int __kprobes kprobe_exceptions_notify(struct notifier_block *self,
+				       unsigned long val, void *data)
 {
 	struct die_args *args = (struct die_args *)data;
 	int ret = NOTIFY_DONE;
@@ -402,11 +404,11 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val,
 	default:
 		break;
 	}
-	preempt_enable();
+	preempt_enable_no_resched();
 	return ret;
 }
 
-int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
+int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
 {
 	struct jprobe *jp = container_of(p, struct jprobe, kp);
 
@@ -419,16 +421,16 @@ int setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
 	return 1;
 }
 
-void jprobe_return(void)
+void __kprobes jprobe_return(void)
 {
 	asm volatile("trap" ::: "memory");
 }
 
-void jprobe_return_end(void)
+void __kprobes jprobe_return_end(void)
 {
 };
 
-int longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
+int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
 {
 	/*
 	 * FIXME - we should ideally be validating that we got here 'cos
diff --git a/arch/ppc64/kernel/lparcfg.c b/arch/ppc64/kernel/lparcfg.c
index edad361a8db..cae19bbd5ac 100644
--- a/arch/ppc64/kernel/lparcfg.c
+++ b/arch/ppc64/kernel/lparcfg.c
@@ -569,7 +569,7 @@ struct file_operations lparcfg_fops = {
 int __init lparcfg_init(void)
 {
 	struct proc_dir_entry *ent;
-	mode_t mode = S_IRUSR;
+	mode_t mode = S_IRUSR | S_IRGRP | S_IROTH;
 
 	/* Allow writing if we have FW_FEATURE_SPLPAR */
 	if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
diff --git a/arch/ppc64/kernel/maple_pci.c b/arch/ppc64/kernel/maple_pci.c
index 53993999b26..5a8b4d8c2dd 100644
--- a/arch/ppc64/kernel/maple_pci.c
+++ b/arch/ppc64/kernel/maple_pci.c
@@ -447,9 +447,9 @@ void __init maple_pci_init(void)
 	 */
 	if (u3_agp) {
 		struct device_node *np = u3_agp->arch_data;
-		np->busno = 0xf0;
+		PCI_DN(np)->busno = 0xf0;
 		for (np = np->child; np; np = np->sibling)
-			np->busno = 0xf0;
+			PCI_DN(np)->busno = 0xf0;
 	}
 
 	/* Tell pci.c to use the common resource allocation mecanism */
diff --git a/arch/ppc64/kernel/maple_setup.c b/arch/ppc64/kernel/maple_setup.c
index bb55b5a5691..fc0567498a3 100644
--- a/arch/ppc64/kernel/maple_setup.c
+++ b/arch/ppc64/kernel/maple_setup.c
@@ -207,9 +207,6 @@ static void __init maple_init_early(void)
 		comport = (void *)ioremap(physport, 16);
 		udbg_init_uart(comport, default_speed);
 
-		ppc_md.udbg_putc = udbg_putc;
-		ppc_md.udbg_getc = udbg_getc;
-		ppc_md.udbg_getc_poll = udbg_getc_poll;
 		DBG("Hello World !\n");
 	}
 
diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S
index 474df0a862b..e7241ad80a0 100644
--- a/arch/ppc64/kernel/misc.S
+++ b/arch/ppc64/kernel/misc.S
@@ -26,7 +26,7 @@
 #include <asm/page.h>
 #include <asm/cache.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/cputable.h>
 
 	.text
@@ -183,7 +183,7 @@ PPC64_CACHES:
  *   flush all bytes from start through stop-1 inclusive
  */
 
-_GLOBAL(__flush_icache_range)
+_KPROBE(__flush_icache_range)
 
 /*
  * Flush the data cache to memory 
@@ -223,7 +223,7 @@ _GLOBAL(__flush_icache_range)
 	bdnz	2b
 	isync
 	blr
-	
+	.previous .text
 /*
  * Like above, but only do the D-cache.
  *
@@ -957,7 +957,7 @@ _GLOBAL(sys_call_table32)
 	.llong .ppc_fork
 	.llong .sys_read
 	.llong .sys_write
-	.llong .sys32_open		/* 5 */
+	.llong .compat_sys_open		/* 5 */
 	.llong .sys_close
 	.llong .sys32_waitpid
 	.llong .sys32_creat
@@ -1431,9 +1431,9 @@ _GLOBAL(sys_call_table)
 	.llong .sys_ni_syscall		/* 195 - 32bit only stat64 */
 	.llong .sys_ni_syscall		/* 32bit only lstat64 */
 	.llong .sys_ni_syscall		/* 32bit only fstat64 */
-	.llong .sys_ni_syscall		/* 32bit only pciconfig_read */
-	.llong .sys_ni_syscall		/* 32bit only pciconfig_write */
-	.llong .sys_ni_syscall		/* 32bit only pciconfig_iobase */
+	.llong .sys_pciconfig_read
+	.llong .sys_pciconfig_write
+	.llong .sys_pciconfig_iobase	/* 200 - pciconfig_iobase */
 	.llong .sys_ni_syscall		/* reserved for MacOnLinux */
 	.llong .sys_getdents64
 	.llong .sys_pivot_root
diff --git a/arch/ppc64/kernel/pSeries_iommu.c b/arch/ppc64/kernel/pSeries_iommu.c
index 9d5e1e7fc38..f0fd7fbd653 100644
--- a/arch/ppc64/kernel/pSeries_iommu.c
+++ b/arch/ppc64/kernel/pSeries_iommu.c
@@ -295,7 +295,7 @@ static void iommu_table_setparms_lpar(struct pci_controller *phb,
 				      struct iommu_table *tbl,
 				      unsigned int *dma_window)
 {
-	tbl->it_busno  = dn->bussubno;
+	tbl->it_busno  = PCI_DN(dn)->bussubno;
 
 	/* TODO: Parse field size properties properly. */
 	tbl->it_size   = (((unsigned long)dma_window[4] << 32) |
@@ -311,6 +311,7 @@ static void iommu_table_setparms_lpar(struct pci_controller *phb,
 static void iommu_bus_setup_pSeries(struct pci_bus *bus)
 {
 	struct device_node *dn, *pdn;
+	struct pci_dn *pci;
 	struct iommu_table *tbl;
 
 	DBG("iommu_bus_setup_pSeries, bus %p, bus->self %p\n", bus, bus->self);
@@ -325,6 +326,7 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
 	 */
 
 	dn = pci_bus_to_OF_node(bus);
+	pci = dn->data;
 
 	if (!bus->self) {
 		/* Root bus */
@@ -341,18 +343,18 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
 				 * alltogether. This leaves 768MB for the window.
 				 */
 				DBG("PHB has io-hole, reserving 256MB\n");
-				dn->phb->dma_window_size = 3 << 28;
-				dn->phb->dma_window_base_cur = 1 << 28;
+				pci->phb->dma_window_size = 3 << 28;
+				pci->phb->dma_window_base_cur = 1 << 28;
 			} else {
 				/* 1GB window by default */
-				dn->phb->dma_window_size = 1 << 30;
-				dn->phb->dma_window_base_cur = 0;
+				pci->phb->dma_window_size = 1 << 30;
+				pci->phb->dma_window_base_cur = 0;
 			}
 
 			tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
 
-			iommu_table_setparms(dn->phb, dn, tbl);
-			dn->iommu_table = iommu_init_table(tbl);
+			iommu_table_setparms(pci->phb, dn, tbl);
+			pci->iommu_table = iommu_init_table(tbl);
 		} else {
 			/* Do a 128MB table at root. This is used for the IDE
 			 * controller on some SMP-mode POWER4 machines. It
@@ -363,16 +365,16 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
 			 * Allocate at offset 128MB to avoid having to deal
 			 * with ISA holes; 128MB table for IDE is plenty.
 			 */
-			dn->phb->dma_window_size = 1 << 27;
-			dn->phb->dma_window_base_cur = 1 << 27;
+			pci->phb->dma_window_size = 1 << 27;
+			pci->phb->dma_window_base_cur = 1 << 27;
 
 			tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
 
-			iommu_table_setparms(dn->phb, dn, tbl);
-			dn->iommu_table = iommu_init_table(tbl);
+			iommu_table_setparms(pci->phb, dn, tbl);
+			pci->iommu_table = iommu_init_table(tbl);
 
 			/* All child buses have 256MB tables */
-			dn->phb->dma_window_size = 1 << 28;
+			pci->phb->dma_window_size = 1 << 28;
 		}
 	} else {
 		pdn = pci_bus_to_OF_node(bus->parent);
@@ -386,12 +388,12 @@ static void iommu_bus_setup_pSeries(struct pci_bus *bus)
 
 			tbl = kmalloc(sizeof(struct iommu_table), GFP_KERNEL);
 
-			iommu_table_setparms(dn->phb, dn, tbl);
+			iommu_table_setparms(pci->phb, dn, tbl);
 
-			dn->iommu_table = iommu_init_table(tbl);
+			pci->iommu_table = iommu_init_table(tbl);
 		} else {
 			/* Lower than first child or under python, use parent table */
-			dn->iommu_table = pdn->iommu_table;
+			pci->iommu_table = PCI_DN(pdn)->iommu_table;
 		}
 	}
 }
@@ -401,6 +403,7 @@ static void iommu_bus_setup_pSeriesLP(struct pci_bus *bus)
 {
 	struct iommu_table *tbl;
 	struct device_node *dn, *pdn;
+	struct pci_dn *ppci;
 	unsigned int *dma_window = NULL;
 
 	DBG("iommu_bus_setup_pSeriesLP, bus %p, bus->self %p\n", bus, bus->self);
@@ -419,22 +422,24 @@ static void iommu_bus_setup_pSeriesLP(struct pci_bus *bus)
 		return;
 	}
 
-	if (!pdn->iommu_table) {
+	ppci = pdn->data;
+	if (!ppci->iommu_table) {
 		/* Bussubno hasn't been copied yet.
 		 * Do it now because iommu_table_setparms_lpar needs it.
 		 */
-		pdn->bussubno = bus->number;
+
+		ppci->bussubno = bus->number;
 
 		tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
 						    GFP_KERNEL);
 	
-		iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
+		iommu_table_setparms_lpar(ppci->phb, pdn, tbl, dma_window);
 
-		pdn->iommu_table = iommu_init_table(tbl);
+		ppci->iommu_table = iommu_init_table(tbl);
 	}
 
 	if (pdn != dn)
-		dn->iommu_table = pdn->iommu_table;
+		PCI_DN(dn)->iommu_table = ppci->iommu_table;
 }
 
 
@@ -449,11 +454,11 @@ static void iommu_dev_setup_pSeries(struct pci_dev *dev)
 	 */
 	mydn = dn = pci_device_to_OF_node(dev);
 
-	while (dn && dn->iommu_table == NULL)
+	while (dn && dn->data && PCI_DN(dn)->iommu_table == NULL)
 		dn = dn->parent;
 
-	if (dn) {
-		mydn->iommu_table = dn->iommu_table;
+	if (dn && dn->data) {
+		PCI_DN(mydn)->iommu_table = PCI_DN(dn)->iommu_table;
 	} else {
 		DBG("iommu_dev_setup_pSeries, dev %p (%s) has no iommu table\n", dev, dev->pretty_name);
 	}
@@ -463,10 +468,11 @@ static int iommu_reconfig_notifier(struct notifier_block *nb, unsigned long acti
 {
 	int err = NOTIFY_OK;
 	struct device_node *np = node;
+	struct pci_dn *pci = np->data;
 
 	switch (action) {
 	case PSERIES_RECONFIG_REMOVE:
-		if (np->iommu_table &&
+		if (pci->iommu_table &&
 		    get_property(np, "ibm,dma-window", NULL))
 			iommu_free_table(np);
 		break;
@@ -486,6 +492,7 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
 	struct device_node *pdn, *dn;
 	struct iommu_table *tbl;
 	int *dma_window = NULL;
+	struct pci_dn *pci;
 
 	DBG("iommu_dev_setup_pSeriesLP, dev %p (%s)\n", dev, dev->pretty_name);
 
@@ -497,8 +504,10 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
 	 */
 	dn = pci_device_to_OF_node(dev);
 
-	for (pdn = dn; pdn && !pdn->iommu_table; pdn = pdn->parent) {
-		dma_window = (unsigned int *)get_property(pdn, "ibm,dma-window", NULL);
+	for (pdn = dn; pdn && pdn->data && !PCI_DN(pdn)->iommu_table;
+	     pdn = pdn->parent) {
+		dma_window = (unsigned int *)
+			get_property(pdn, "ibm,dma-window", NULL);
 		if (dma_window)
 			break;
 	}
@@ -515,20 +524,21 @@ static void iommu_dev_setup_pSeriesLP(struct pci_dev *dev)
 		DBG("Found DMA window, allocating table\n");
 	}
 
-	if (!pdn->iommu_table) {
+	pci = pdn->data;
+	if (!pci->iommu_table) {
 		/* iommu_table_setparms_lpar needs bussubno. */
-		pdn->bussubno = pdn->phb->bus->number;
+		pci->bussubno = pci->phb->bus->number;
 
 		tbl = (struct iommu_table *)kmalloc(sizeof(struct iommu_table),
 						    GFP_KERNEL);
 
-		iommu_table_setparms_lpar(pdn->phb, pdn, tbl, dma_window);
+		iommu_table_setparms_lpar(pci->phb, pdn, tbl, dma_window);
 
-		pdn->iommu_table = iommu_init_table(tbl);
+		pci->iommu_table = iommu_init_table(tbl);
 	}
 
 	if (pdn != dn)
-		dn->iommu_table = pdn->iommu_table;
+		PCI_DN(dn)->iommu_table = pci->iommu_table;
 }
 
 static void iommu_bus_setup_null(struct pci_bus *b) { }
diff --git a/arch/ppc64/kernel/pSeries_lpar.c b/arch/ppc64/kernel/pSeries_lpar.c
index 0a3ddc9227c..a6de83f2078 100644
--- a/arch/ppc64/kernel/pSeries_lpar.c
+++ b/arch/ppc64/kernel/pSeries_lpar.c
@@ -192,9 +192,9 @@ static unsigned char udbg_getcLP(void)
 void udbg_init_debug_lpar(void)
 {
 	vtermno = 0;
-	ppc_md.udbg_putc = udbg_putcLP;
-	ppc_md.udbg_getc = udbg_getcLP;
-	ppc_md.udbg_getc_poll = udbg_getc_pollLP;
+	udbg_putc = udbg_putcLP;
+	udbg_getc = udbg_getcLP;
+	udbg_getc_poll = udbg_getc_pollLP;
 }
 
 /* returns 0 if couldn't find or use /chosen/stdout as console */
@@ -227,18 +227,18 @@ int find_udbg_vterm(void)
 			termno = (u32 *)get_property(stdout_node, "reg", NULL);
 			if (termno) {
 				vtermno = termno[0];
-				ppc_md.udbg_putc = udbg_putcLP;
-				ppc_md.udbg_getc = udbg_getcLP;
-				ppc_md.udbg_getc_poll = udbg_getc_pollLP;
+				udbg_putc = udbg_putcLP;
+				udbg_getc = udbg_getcLP;
+				udbg_getc_poll = udbg_getc_pollLP;
 				found = 1;
 			}
 		} else if (device_is_compatible(stdout_node, "hvterm-protocol")) {
 			termno = (u32 *)get_property(stdout_node, "reg", NULL);
 			if (termno) {
 				vtermno = termno[0];
-				ppc_md.udbg_putc = udbg_hvsi_putc;
-				ppc_md.udbg_getc = udbg_hvsi_getc;
-				ppc_md.udbg_getc_poll = udbg_hvsi_getc_poll;
+				udbg_putc = udbg_hvsi_putc;
+				udbg_getc = udbg_hvsi_getc;
+				udbg_getc_poll = udbg_hvsi_getc_poll;
 				found = 1;
 			}
 		}
@@ -266,6 +266,10 @@ void vpa_init(int cpu)
 
 	/* Register the Virtual Processor Area (VPA) */
 	flags = 1UL << (63 - 18);
+
+	if (cpu_has_feature(CPU_FTR_ALTIVEC))
+		paca[cpu].lppaca.vmxregs_in_use = 1;
+
 	ret = register_vpa(flags, hwcpu, __pa(vpa));
 
 	if (ret)
diff --git a/arch/ppc64/kernel/pSeries_reconfig.c b/arch/ppc64/kernel/pSeries_reconfig.c
index dc2a69d412a..58c61219d08 100644
--- a/arch/ppc64/kernel/pSeries_reconfig.c
+++ b/arch/ppc64/kernel/pSeries_reconfig.c
@@ -111,7 +111,7 @@ static int pSeries_reconfig_add_node(const char *path, struct property *proplist
 	struct device_node *np;
 	int err = -ENOMEM;
 
-	np = kcalloc(1, sizeof(*np), GFP_KERNEL);
+	np = kzalloc(sizeof(*np), GFP_KERNEL);
 	if (!np)
 		goto out_err;
 
diff --git a/arch/ppc64/kernel/pSeries_setup.c b/arch/ppc64/kernel/pSeries_setup.c
index f0f0630cf07..9490b6c5b17 100644
--- a/arch/ppc64/kernel/pSeries_setup.c
+++ b/arch/ppc64/kernel/pSeries_setup.c
@@ -37,7 +37,7 @@
 #include <linux/ioport.h>
 #include <linux/console.h>
 #include <linux/pci.h>
-#include <linux/version.h>
+#include <linux/utsname.h>
 #include <linux/adb.h>
 #include <linux/module.h>
 #include <linux/delay.h>
@@ -272,7 +272,7 @@ static int __init pSeries_init_panel(void)
 {
 	/* Manually leave the kernel version on the panel. */
 	ppc_md.progress("Linux ppc64\n", 0);
-	ppc_md.progress(UTS_RELEASE, 0);
+	ppc_md.progress(system_utsname.version, 0);
 
 	return 0;
 }
@@ -397,9 +397,6 @@ static void __init pSeries_init_early(void)
 		comport = (void *)ioremap(physport, 16);
 		udbg_init_uart(comport, default_speed);
 
-		ppc_md.udbg_putc = udbg_putc;
-		ppc_md.udbg_getc = udbg_getc;
-		ppc_md.udbg_getc_poll = udbg_getc_poll;
 		DBG("Hello World !\n");
 	}
 
diff --git a/arch/ppc64/kernel/pacaData.c b/arch/ppc64/kernel/pacaData.c
index 6182a2cd90a..33a2d8db3f2 100644
--- a/arch/ppc64/kernel/pacaData.c
+++ b/arch/ppc64/kernel/pacaData.c
@@ -59,6 +59,7 @@ extern unsigned long __toc_start;
 		.fpregs_in_use = 1,					    \
 		.end_of_quantum = 0xfffffffffffffffful,			    \
 		.slb_count = 64,					    \
+		.vmxregs_in_use = 0,					    \
 	},								    \
 
 #ifdef CONFIG_PPC_ISERIES
diff --git a/arch/ppc64/kernel/pci.c b/arch/ppc64/kernel/pci.c
index d0d55c7908e..8447dcc2c2b 100644
--- a/arch/ppc64/kernel/pci.c
+++ b/arch/ppc64/kernel/pci.c
@@ -21,6 +21,7 @@
 #include <linux/bootmem.h>
 #include <linux/mm.h>
 #include <linux/list.h>
+#include <linux/syscalls.h>
 
 #include <asm/processor.h>
 #include <asm/io.h>
@@ -84,7 +85,6 @@ static void fixup_broken_pcnet32(struct pci_dev* dev)
 	if ((dev->class>>8 == PCI_CLASS_NETWORK_ETHERNET)) {
 		dev->vendor = PCI_VENDOR_ID_AMD;
 		pci_write_config_word(dev, PCI_VENDOR_ID, PCI_VENDOR_ID_AMD);
-		pci_name_device(dev);
 	}
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_TRIDENT, PCI_ANY_ID, fixup_broken_pcnet32);
@@ -838,9 +838,11 @@ int pcibios_scan_all_fns(struct pci_bus *bus, int devfn)
         * device tree.  If they are then we need to scan all the
         * functions of this slot.
         */
-       for (dn = busdn->child; dn; dn = dn->sibling)
-               if ((dn->devfn >> 3) == (devfn >> 3))
+       for (dn = busdn->child; dn; dn = dn->sibling) {
+	       struct pci_dn *pdn = dn->data;
+	       if (pdn && (pdn->devfn >> 3) == (devfn >> 3))
                        return 1;
+       }
 
        return 0;
 }
@@ -983,3 +985,62 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
 }
 
 #endif /* CONFIG_PPC_MULTIPLATFORM */
+
+
+#define IOBASE_BRIDGE_NUMBER	0
+#define IOBASE_MEMORY		1
+#define IOBASE_IO		2
+#define IOBASE_ISA_IO		3
+#define IOBASE_ISA_MEM		4
+
+long sys_pciconfig_iobase(long which, unsigned long in_bus,
+			  unsigned long in_devfn)
+{
+	struct pci_controller* hose;
+	struct list_head *ln;
+	struct pci_bus *bus = NULL;
+	struct device_node *hose_node;
+
+	/* Argh ! Please forgive me for that hack, but that's the
+	 * simplest way to get existing XFree to not lockup on some
+	 * G5 machines... So when something asks for bus 0 io base
+	 * (bus 0 is HT root), we return the AGP one instead.
+	 */
+#ifdef CONFIG_PPC_PMAC
+	if (systemcfg->platform == PLATFORM_POWERMAC &&
+	    machine_is_compatible("MacRISC4"))
+		if (in_bus == 0)
+			in_bus = 0xf0;
+#endif /* CONFIG_PPC_PMAC */
+
+	/* That syscall isn't quite compatible with PCI domains, but it's
+	 * used on pre-domains setup. We return the first match
+	 */
+
+	for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
+		bus = pci_bus_b(ln);
+		if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
+			break;
+		bus = NULL;
+	}
+	if (bus == NULL || bus->sysdata == NULL)
+		return -ENODEV;
+
+	hose_node = (struct device_node *)bus->sysdata;
+	hose = PCI_DN(hose_node)->phb;
+
+	switch (which) {
+	case IOBASE_BRIDGE_NUMBER:
+		return (long)hose->first_busno;
+	case IOBASE_MEMORY:
+		return (long)hose->pci_mem_offset;
+	case IOBASE_IO:
+		return (long)hose->io_base_phys;
+	case IOBASE_ISA_IO:
+		return (long)isa_io_base;
+	case IOBASE_ISA_MEM:
+		return -EINVAL;
+	}
+
+	return -EOPNOTSUPP;
+}
diff --git a/arch/ppc64/kernel/pci.h b/arch/ppc64/kernel/pci.h
index 26be78b13af..5eb2cc32056 100644
--- a/arch/ppc64/kernel/pci.h
+++ b/arch/ppc64/kernel/pci.h
@@ -34,7 +34,6 @@ void *traverse_pci_devices(struct device_node *start, traverse_func pre,
 
 void pci_devs_phb_init(void);
 void pci_devs_phb_init_dynamic(struct pci_controller *phb);
-struct device_node *fetch_dev_dn(struct pci_dev *dev);
 
 /* PCI address cache management routines */
 void pci_addr_cache_insert_device(struct pci_dev *dev);
diff --git a/arch/ppc64/kernel/pci_dn.c b/arch/ppc64/kernel/pci_dn.c
index ec345462afc..a86389d07d5 100644
--- a/arch/ppc64/kernel/pci_dn.c
+++ b/arch/ppc64/kernel/pci_dn.c
@@ -23,6 +23,8 @@
 #include <linux/pci.h>
 #include <linux/string.h>
 #include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/bootmem.h>
 
 #include <asm/io.h>
 #include <asm/prom.h>
@@ -40,16 +42,26 @@ static void * __devinit update_dn_pci_info(struct device_node *dn, void *data)
 	struct pci_controller *phb = data;
 	int *type = (int *)get_property(dn, "ibm,pci-config-space-type", NULL);
 	u32 *regs;
-
-	dn->phb = phb;
+	struct pci_dn *pdn;
+
+	if (phb->is_dynamic)
+		pdn = kmalloc(sizeof(*pdn), GFP_KERNEL);
+	else
+		pdn = alloc_bootmem(sizeof(*pdn));
+	if (pdn == NULL)
+		return NULL;
+	memset(pdn, 0, sizeof(*pdn));
+	dn->data = pdn;
+	pdn->node = dn;
+	pdn->phb = phb;
 	regs = (u32 *)get_property(dn, "reg", NULL);
 	if (regs) {
 		/* First register entry is addr (00BBSS00)  */
-		dn->busno = (regs[0] >> 16) & 0xff;
-		dn->devfn = (regs[0] >> 8) & 0xff;
+		pdn->busno = (regs[0] >> 16) & 0xff;
+		pdn->devfn = (regs[0] >> 8) & 0xff;
 	}
 
-	dn->pci_ext_config_space = (type && *type == 1);
+	pdn->pci_ext_config_space = (type && *type == 1);
 	return NULL;
 }
 
@@ -112,10 +124,15 @@ void *traverse_pci_devices(struct device_node *start, traverse_func pre,
 void __devinit pci_devs_phb_init_dynamic(struct pci_controller *phb)
 {
 	struct device_node * dn = (struct device_node *) phb->arch_data;
+	struct pci_dn *pdn;
 
 	/* PHB nodes themselves must not match */
-	dn->devfn = dn->busno = -1;
-	dn->phb = phb;
+	update_dn_pci_info(dn, phb);
+	pdn = dn->data;
+	if (pdn) {
+		pdn->devfn = pdn->busno = -1;
+		pdn->phb = phb;
+	}
 
 	/* Update dn->phb ptrs for new phb and children devices */
 	traverse_pci_devices(dn, update_dn_pci_info, phb);
@@ -123,14 +140,17 @@ void __devinit pci_devs_phb_init_dynamic(struct pci_controller *phb)
 
 /*
  * Traversal func that looks for a <busno,devfcn> value.
- * If found, the device_node is returned (thus terminating the traversal).
+ * If found, the pci_dn is returned (thus terminating the traversal).
  */
 static void *is_devfn_node(struct device_node *dn, void *data)
 {
 	int busno = ((unsigned long)data >> 8) & 0xff;
 	int devfn = ((unsigned long)data) & 0xff;
+	struct pci_dn *pci = dn->data;
 
-	return ((devfn == dn->devfn) && (busno == dn->busno)) ? dn : NULL;
+	if (pci && (devfn == pci->devfn) && (busno == pci->busno))
+		return dn;
+	return NULL;
 }
 
 /*
@@ -149,13 +169,10 @@ static void *is_devfn_node(struct device_node *dn, void *data)
 struct device_node *fetch_dev_dn(struct pci_dev *dev)
 {
 	struct device_node *orig_dn = dev->sysdata;
-	struct pci_controller *phb = orig_dn->phb; /* assume same phb as orig_dn */
-	struct device_node *phb_dn;
 	struct device_node *dn;
 	unsigned long searchval = (dev->bus->number << 8) | dev->devfn;
 
-	phb_dn = phb->arch_data;
-	dn = traverse_pci_devices(phb_dn, is_devfn_node, (void *)searchval);
+	dn = traverse_pci_devices(orig_dn, is_devfn_node, (void *)searchval);
 	if (dn)
 		dev->sysdata = dn;
 	return dn;
@@ -165,11 +182,13 @@ EXPORT_SYMBOL(fetch_dev_dn);
 static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
 {
 	struct device_node *np = node;
+	struct pci_dn *pci;
 	int err = NOTIFY_OK;
 
 	switch (action) {
 	case PSERIES_RECONFIG_ADD:
-		update_dn_pci_info(np, np->parent->phb);
+		pci = np->parent->data;
+		update_dn_pci_info(np, pci->phb);
 		break;
 	default:
 		err = NOTIFY_DONE;
diff --git a/arch/ppc64/kernel/pci_iommu.c b/arch/ppc64/kernel/pci_iommu.c
index ef0a62b916b..14647e09c9c 100644
--- a/arch/ppc64/kernel/pci_iommu.c
+++ b/arch/ppc64/kernel/pci_iommu.c
@@ -66,7 +66,7 @@ static inline struct iommu_table *devnode_table(struct device *dev)
 #endif /* CONFIG_PPC_ISERIES */
 
 #ifdef CONFIG_PPC_MULTIPLATFORM
-	return PCI_GET_DN(pdev)->iommu_table;
+	return PCI_DN(PCI_GET_DN(pdev))->iommu_table;
 #endif /* CONFIG_PPC_MULTIPLATFORM */
 }
 
diff --git a/arch/ppc64/kernel/pmac_feature.c b/arch/ppc64/kernel/pmac_feature.c
index 98ed2bccab1..eb4e6c3f694 100644
--- a/arch/ppc64/kernel/pmac_feature.c
+++ b/arch/ppc64/kernel/pmac_feature.c
@@ -674,6 +674,7 @@ void __init pmac_check_ht_link(void)
 #if 0 /* Disabled for now */
 	u32	ufreq, freq, ucfg, cfg;
 	struct device_node *pcix_node;
+	struct pci_dn *pdn;
 	u8  	px_bus, px_devfn;
 	struct pci_controller *px_hose;
 
@@ -687,9 +688,10 @@ void __init pmac_check_ht_link(void)
 		printk("No PCI-X bridge found\n");
 		return;
 	}
-	px_hose = pcix_node->phb;
-	px_bus = pcix_node->busno;
-	px_devfn = pcix_node->devfn;
+	pdn = pcix_node->data;
+	px_hose = pdn->phb;
+	px_bus = pdn->busno;
+	px_devfn = pdn->devfn;
 	
 	early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg);
 	early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq);
diff --git a/arch/ppc64/kernel/pmac_pci.c b/arch/ppc64/kernel/pmac_pci.c
index 71fe911ad18..d37bff2d7d4 100644
--- a/arch/ppc64/kernel/pmac_pci.c
+++ b/arch/ppc64/kernel/pmac_pci.c
@@ -242,7 +242,7 @@ static int u3_ht_skip_device(struct pci_controller *hose,
 	else
 		busdn = hose->arch_data;
 	for (dn = busdn->child; dn; dn = dn->sibling)
-		if (dn->devfn == devfn)
+		if (dn->data && PCI_DN(dn)->devfn == devfn)
 			break;
 	if (dn == NULL)
 		return -1;
@@ -746,9 +746,9 @@ void __init pmac_pci_init(void)
 	 */
 	if (u3_agp) {
 		struct device_node *np = u3_agp->arch_data;
-		np->busno = 0xf0;
+		PCI_DN(np)->busno = 0xf0;
 		for (np = np->child; np; np = np->sibling)
-			np->busno = 0xf0;
+			PCI_DN(np)->busno = 0xf0;
 	}
 
 	pmac_check_ht_link();
diff --git a/arch/ppc64/kernel/pmac_setup.c b/arch/ppc64/kernel/pmac_setup.c
index 8ff86a766cd..e7f695dcd8c 100644
--- a/arch/ppc64/kernel/pmac_setup.c
+++ b/arch/ppc64/kernel/pmac_setup.c
@@ -274,16 +274,6 @@ static void __pmac pmac_halt(void)
 }
 
 #ifdef CONFIG_BOOTX_TEXT
-static int dummy_getc_poll(void)
-{
-	return -1;
-}
-
-static unsigned char dummy_getc(void)
-{
-	return 0;
-}
-
 static void btext_putc(unsigned char c)
 {
 	btext_drawchar(c);
@@ -342,16 +332,13 @@ static void __init pmac_init_early(void)
 		sccdbg = 1;
        		udbg_init_scc(NULL);
        	}
-
-	else {
 #ifdef CONFIG_BOOTX_TEXT
+	else {
 		init_boot_display();
 
-		ppc_md.udbg_putc = btext_putc;
-		ppc_md.udbg_getc = dummy_getc;
-		ppc_md.udbg_getc_poll = dummy_getc_poll;
-#endif /* CONFIG_BOOTX_TEXT */
+		udbg_putc = btext_putc;
 	}
+#endif /* CONFIG_BOOTX_TEXT */
 
 	/* Setup interrupt mapping options */
 	ppc64_interrupt_controller = IC_OPEN_PIC;
diff --git a/arch/ppc64/kernel/pmc.c b/arch/ppc64/kernel/pmc.c
index cdfec7438d0..63d9481c3ec 100644
--- a/arch/ppc64/kernel/pmc.c
+++ b/arch/ppc64/kernel/pmc.c
@@ -26,7 +26,7 @@ static void dummy_perf(struct pt_regs *regs)
 	mtspr(SPRN_MMCR0, mmcr0);
 }
 
-static spinlock_t pmc_owner_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(pmc_owner_lock);
 static void *pmc_owner_caller; /* mostly for debugging */
 perf_irq_t perf_irq = dummy_perf;
 
diff --git a/arch/ppc64/kernel/prom.c b/arch/ppc64/kernel/prom.c
index b2184882679..7035deb6de9 100644
--- a/arch/ppc64/kernel/prom.c
+++ b/arch/ppc64/kernel/prom.c
@@ -22,7 +22,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/init.h>
-#include <linux/version.h>
 #include <linux/threads.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
@@ -1734,6 +1733,7 @@ static void of_node_release(struct kref *kref)
 	kfree(node->intrs);
 	kfree(node->addrs);
 	kfree(node->full_name);
+	kfree(node->data);
 	kfree(node);
 }
 
diff --git a/arch/ppc64/kernel/prom_init.c b/arch/ppc64/kernel/prom_init.c
index 122283a1d39..9979919cdf9 100644
--- a/arch/ppc64/kernel/prom_init.c
+++ b/arch/ppc64/kernel/prom_init.c
@@ -22,7 +22,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/init.h>
-#include <linux/version.h>
 #include <linux/threads.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
diff --git a/arch/ppc64/kernel/rtas_pci.c b/arch/ppc64/kernel/rtas_pci.c
index 1dccadaddd1..4a9719b48ab 100644
--- a/arch/ppc64/kernel/rtas_pci.c
+++ b/arch/ppc64/kernel/rtas_pci.c
@@ -48,7 +48,7 @@ static int write_pci_config;
 static int ibm_read_pci_config;
 static int ibm_write_pci_config;
 
-static int config_access_valid(struct device_node *dn, int where)
+static int config_access_valid(struct pci_dn *dn, int where)
 {
 	if (where < 256)
 		return 1;
@@ -78,15 +78,17 @@ static int rtas_read_config(struct device_node *dn, int where, int size, u32 *va
 	int returnval = -1;
 	unsigned long buid, addr;
 	int ret;
+	struct pci_dn *pdn;
 
-	if (!dn)
+	if (!dn || !dn->data)
 		return PCIBIOS_DEVICE_NOT_FOUND;
-	if (!config_access_valid(dn, where))
+	pdn = dn->data;
+	if (!config_access_valid(pdn, where))
 		return PCIBIOS_BAD_REGISTER_NUMBER;
 
-	addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
-		(dn->devfn << 8) | (where & 0xff);
-	buid = dn->phb->buid;
+	addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
+		(pdn->devfn << 8) | (where & 0xff);
+	buid = pdn->phb->buid;
 	if (buid) {
 		ret = rtas_call(ibm_read_pci_config, 4, 2, &returnval,
 				addr, buid >> 32, buid & 0xffffffff, size);
@@ -98,8 +100,8 @@ static int rtas_read_config(struct device_node *dn, int where, int size, u32 *va
 	if (ret)
 		return PCIBIOS_DEVICE_NOT_FOUND;
 
-	if (returnval == EEH_IO_ERROR_VALUE(size)
-	    && eeh_dn_check_failure (dn, NULL))
+	if (returnval == EEH_IO_ERROR_VALUE(size) &&
+	    eeh_dn_check_failure (dn, NULL))
 		return PCIBIOS_DEVICE_NOT_FOUND;
 
 	return PCIBIOS_SUCCESSFUL;
@@ -118,24 +120,28 @@ static int rtas_pci_read_config(struct pci_bus *bus,
 
 	/* Search only direct children of the bus */
 	for (dn = busdn->child; dn; dn = dn->sibling)
-		if (dn->devfn == devfn && of_device_available(dn))
+		if (dn->data && PCI_DN(dn)->devfn == devfn
+		    && of_device_available(dn))
 			return rtas_read_config(dn, where, size, val);
+
 	return PCIBIOS_DEVICE_NOT_FOUND;
 }
 
-static int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
+int rtas_write_config(struct device_node *dn, int where, int size, u32 val)
 {
 	unsigned long buid, addr;
 	int ret;
+	struct pci_dn *pdn;
 
-	if (!dn)
+	if (!dn || !dn->data)
 		return PCIBIOS_DEVICE_NOT_FOUND;
-	if (!config_access_valid(dn, where))
+	pdn = dn->data;
+	if (!config_access_valid(pdn, where))
 		return PCIBIOS_BAD_REGISTER_NUMBER;
 
-	addr = ((where & 0xf00) << 20) | (dn->busno << 16) |
-		(dn->devfn << 8) | (where & 0xff);
-	buid = dn->phb->buid;
+	addr = ((where & 0xf00) << 20) | (pdn->busno << 16) |
+		(pdn->devfn << 8) | (where & 0xff);
+	buid = pdn->phb->buid;
 	if (buid) {
 		ret = rtas_call(ibm_write_pci_config, 5, 1, NULL, addr, buid >> 32, buid & 0xffffffff, size, (ulong) val);
 	} else {
@@ -161,7 +167,8 @@ static int rtas_pci_write_config(struct pci_bus *bus,
 
 	/* Search only direct children of the bus */
 	for (dn = busdn->child; dn; dn = dn->sibling)
-		if (dn->devfn == devfn && of_device_available(dn))
+		if (dn->data && PCI_DN(dn)->devfn == devfn
+		    && of_device_available(dn))
 			return rtas_write_config(dn, where, size, val);
 	return PCIBIOS_DEVICE_NOT_FOUND;
 }
diff --git a/arch/ppc64/kernel/rtasd.c b/arch/ppc64/kernel/rtasd.c
index b0c3b829fe4..e26b0420b6d 100644
--- a/arch/ppc64/kernel/rtasd.c
+++ b/arch/ppc64/kernel/rtasd.c
@@ -19,6 +19,7 @@
 #include <linux/vmalloc.h>
 #include <linux/spinlock.h>
 #include <linux/cpu.h>
+#include <linux/delay.h>
 
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -412,8 +413,7 @@ static void do_event_scan_all_cpus(long delay)
 
 		/* Drop hotplug lock, and sleep for the specified delay */
 		unlock_cpu_hotplug();
-		set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(delay);
+		msleep_interruptible(delay);
 		lock_cpu_hotplug();
 
 		cpu = next_cpu(cpu, cpu_online_map);
@@ -442,7 +442,7 @@ static int rtasd(void *unused)
 
 	printk(KERN_INFO "RTAS daemon started\n");
 
-	DEBUG("will sleep for %d jiffies\n", (HZ*60/rtas_event_scan_rate) / 2);
+	DEBUG("will sleep for %d milliseconds\n", (30000/rtas_event_scan_rate));
 
 	/* See if we have any error stored in NVRAM */
 	memset(logdata, 0, rtas_error_log_max);
@@ -459,7 +459,7 @@ static int rtasd(void *unused)
 	}
 
 	/* First pass. */
-	do_event_scan_all_cpus(HZ);
+	do_event_scan_all_cpus(1000);
 
 	if (surveillance_timeout != -1) {
 		DEBUG("enabling surveillance\n");
@@ -471,7 +471,7 @@ static int rtasd(void *unused)
 	 * machines have problems if we call event-scan too
 	 * quickly. */
 	for (;;)
-		do_event_scan_all_cpus((HZ*60/rtas_event_scan_rate) / 2);
+		do_event_scan_all_cpus(30000/rtas_event_scan_rate);
 
 error:
 	/* Should delete proc entries */
diff --git a/arch/ppc64/kernel/rtc.c b/arch/ppc64/kernel/rtc.c
index d729fefa0df..6ff52bc6132 100644
--- a/arch/ppc64/kernel/rtc.c
+++ b/arch/ppc64/kernel/rtc.c
@@ -35,6 +35,7 @@
 #include <linux/spinlock.h>
 #include <linux/bcd.h>
 #include <linux/interrupt.h>
+#include <linux/delay.h>
 
 #include <asm/io.h>
 #include <asm/uaccess.h>
@@ -351,8 +352,7 @@ void rtas_get_rtc_time(struct rtc_time *rtc_tm)
 				return;	/* delay not allowed */
 			}
 			wait_time = rtas_extended_busy_delay_time(error);
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(wait_time);
+			msleep_interruptible(wait_time);
 			error = RTAS_CLOCK_BUSY;
 		}
 	} while (error == RTAS_CLOCK_BUSY && (__get_tb() < max_wait_tb));
@@ -386,8 +386,7 @@ int rtas_set_rtc_time(struct rtc_time *tm)
 			if (in_interrupt())
 				return 1;	/* probably decrementer */
 			wait_time = rtas_extended_busy_delay_time(error);
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(wait_time);
+			msleep_interruptible(wait_time);
 			error = RTAS_CLOCK_BUSY;
 		}
 	} while (error == RTAS_CLOCK_BUSY && (__get_tb() < max_wait_tb));
diff --git a/arch/ppc64/kernel/scanlog.c b/arch/ppc64/kernel/scanlog.c
index 4d70736619c..215bf890030 100644
--- a/arch/ppc64/kernel/scanlog.c
+++ b/arch/ppc64/kernel/scanlog.c
@@ -25,6 +25,7 @@
 #include <linux/errno.h>
 #include <linux/proc_fs.h>
 #include <linux/init.h>
+#include <linux/delay.h>
 #include <asm/uaccess.h>
 #include <asm/rtas.h>
 #include <asm/prom.h>
@@ -77,7 +78,7 @@ static ssize_t scanlog_read(struct file *file, char __user *buf,
 		return -EFAULT;
 
 	for (;;) {
-		wait_time = HZ/2;	/* default wait if no data */
+		wait_time = 500;	/* default wait if no data */
 		spin_lock(&rtas_data_buf_lock);
 		memcpy(rtas_data_buf, data, RTAS_DATA_BUF_SIZE);
 		status = rtas_call(ibm_scan_log_dump, 2, 1, NULL,
@@ -107,24 +108,14 @@ static ssize_t scanlog_read(struct file *file, char __user *buf,
 			break;
 		    default:
 			if (status > 9900 && status <= 9905) {
-				/* No data.  RTAS is hinting at a delay required
-				 * between 1-100000 milliseconds
-				 */
-				int ms = 1;
-				for (; status > 9900; status--)
-					ms = ms * 10;
-				/* Use microseconds for reasonable accuracy */
-				ms *= 1000;
-				wait_time = ms / (1000000/HZ); /* round down is fine */
-				/* Fall through to sleep */
+				wait_time = rtas_extended_busy_delay_time(status);
 			} else {
 				printk(KERN_ERR "scanlog: unknown error from rtas: %d\n", status);
 				return -EIO;
 			}
 		}
 		/* Apparently no data yet.  Wait and try again. */
-		set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(wait_time);
+		msleep_interruptible(wait_time);
 	}
 	/*NOTREACHED*/
 }
diff --git a/arch/ppc64/kernel/setup.c b/arch/ppc64/kernel/setup.c
index ee3b20de2e7..bfa8791c980 100644
--- a/arch/ppc64/kernel/setup.c
+++ b/arch/ppc64/kernel/setup.c
@@ -25,7 +25,7 @@
 #include <linux/seq_file.h>
 #include <linux/ioport.h>
 #include <linux/console.h>
-#include <linux/version.h>
+#include <linux/utsname.h>
 #include <linux/tty.h>
 #include <linux/root_dev.h>
 #include <linux/notifier.h>
@@ -89,7 +89,7 @@ extern void udbg_init_maple_realmode(void);
 #define EARLY_DEBUG_INIT() udbg_init_maple_realmode()
 #define EARLY_DEBUG_INIT() udbg_init_pmac_realmode()
 #define EARLY_DEBUG_INIT()						\
-	do { ppc_md.udbg_putc = call_rtas_display_status_delay; } while(0)
+	do { udbg_putc = call_rtas_display_status_delay; } while(0)
 #endif
 
 /* extern void *stab; */
@@ -108,7 +108,6 @@ int boot_cpuid = 0;
 int boot_cpuid_phys = 0;
 dev_t boot_dev;
 u64 ppc64_pft_size;
-u64 ppc64_debug_switch;
 
 struct ppc64_caches ppc64_caches;
 EXPORT_SYMBOL_GPL(ppc64_caches);
@@ -154,34 +153,6 @@ struct screen_info screen_info = {
 	.orig_video_points = 16
 };
 
-/*
- * Initialize the PPCDBG state.  Called before relocation has been enabled.
- */
-void __init ppcdbg_initialize(void)
-{
-	ppc64_debug_switch = PPC_DEBUG_DEFAULT; /* | PPCDBG_BUSWALK | */
-	/* PPCDBG_PHBINIT | PPCDBG_MM | PPCDBG_MMINIT | PPCDBG_TCEINIT | PPCDBG_TCE */;
-}
-
-/*
- * Early boot console based on udbg
- */
-static struct console udbg_console = {
-	.name	= "udbg",
-	.write	= udbg_console_write,
-	.flags	= CON_PRINTBUFFER,
-	.index	= -1,
-};
-static int early_console_initialized;
-
-void __init disable_early_printk(void)
-{
-	if (!early_console_initialized)
-		return;
-	unregister_console(&udbg_console);
-	early_console_initialized = 0;
-}
-
 #if defined(CONFIG_PPC_MULTIPLATFORM) && defined(CONFIG_SMP)
 
 static int smt_enabled_cmdline;
@@ -425,12 +396,6 @@ void __init early_setup(unsigned long dt_ptr)
 	}
 	ppc_md = **mach;
 
-	/* our udbg callbacks got overriden by the above, let's put them
-	 * back in. Ultimately, I want those things to be split from the
-	 * main ppc_md
-	 */
-	EARLY_DEBUG_INIT();
-
 	DBG("Found, Initializing memory management...\n");
 
 	/*
@@ -636,8 +601,7 @@ void __init setup_system(void)
 	/*
 	 * Register early console
 	 */
-	early_console_initialized = 1;
-	register_console(&udbg_console);
+	register_early_udbg_console();
 
 	/* Save unparsed command line copy for /proc/cmdline */
 	strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE);
@@ -657,7 +621,7 @@ void __init setup_system(void)
 	smp_release_cpus();
 #endif /* defined(CONFIG_SMP) && !defined(CONFIG_PPC_ISERIES) */
 
-	printk("Starting Linux PPC64 %s\n", UTS_RELEASE);
+	printk("Starting Linux PPC64 %s\n", system_utsname.version);
 
 	printk("-----------------------------------------------------\n");
 	printk("ppc64_pft_size                = 0x%lx\n", ppc64_pft_size);
@@ -1319,7 +1283,7 @@ void __init generic_find_legacy_serial_ports(u64 *physport,
 
 static struct platform_device serial_device = {
 	.name	= "serial8250",
-	.id	= 0,
+	.id	= PLAT8250_DEV_PLATFORM,
 	.dev	= {
 		.platform_data = serial_ports,
 	},
diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c
index 206619080e6..e93c1345891 100644
--- a/arch/ppc64/kernel/sys_ppc32.c
+++ b/arch/ppc64/kernel/sys_ppc32.c
@@ -708,62 +708,9 @@ asmlinkage int sys32_pciconfig_write(u32 bus, u32 dfn, u32 off, u32 len, u32 ubu
 				   compat_ptr(ubuf));
 }
 
-#define IOBASE_BRIDGE_NUMBER	0
-#define IOBASE_MEMORY		1
-#define IOBASE_IO		2
-#define IOBASE_ISA_IO		3
-#define IOBASE_ISA_MEM		4
-
 asmlinkage int sys32_pciconfig_iobase(u32 which, u32 in_bus, u32 in_devfn)
 {
-#ifdef CONFIG_PCI
-	struct pci_controller* hose;
-	struct list_head *ln;
-	struct pci_bus *bus = NULL;
-	struct device_node *hose_node;
-
-	/* Argh ! Please forgive me for that hack, but that's the
-	 * simplest way to get existing XFree to not lockup on some
-	 * G5 machines... So when something asks for bus 0 io base
-	 * (bus 0 is HT root), we return the AGP one instead.
-	 */
-#ifdef CONFIG_PPC_PMAC
-	if (systemcfg->platform == PLATFORM_POWERMAC &&
-	    machine_is_compatible("MacRISC4"))
-		if (in_bus == 0)
-			in_bus = 0xf0;
-#endif /* CONFIG_PPC_PMAC */
-
-	/* That syscall isn't quite compatible with PCI domains, but it's
-	 * used on pre-domains setup. We return the first match
-	 */
-
-	for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
-		bus = pci_bus_b(ln);
-		if (in_bus >= bus->number && in_bus < (bus->number + bus->subordinate))
-			break;
-		bus = NULL;
-	}
-	if (bus == NULL || bus->sysdata == NULL)
-		return -ENODEV;
-
-	hose_node = (struct device_node *)bus->sysdata;
-	hose = hose_node->phb;
-
-	switch (which) {
-	case IOBASE_BRIDGE_NUMBER:
-		return (long)hose->first_busno;
-	case IOBASE_MEMORY:
-		return (long)hose->pci_mem_offset;
-	case IOBASE_IO:
-		return (long)hose->io_base_phys;
-	case IOBASE_ISA_IO:
-		return (long)isa_io_base;
-	case IOBASE_ISA_MEM:
-		return -EINVAL;
-	}
-#endif	/* CONFIG_PCI */
-	return -EOPNOTSUPP;
+	return sys_pciconfig_iobase(which, in_bus, in_devfn);
 }
 
 
@@ -867,37 +814,6 @@ off_t ppc32_lseek(unsigned int fd, u32 offset, unsigned int origin)
 	return sys_lseek(fd, (int)offset, origin);
 }
 
-/*
- * This is just a version for 32-bit applications which does
- * not force O_LARGEFILE on.
- */
-asmlinkage long sys32_open(const char __user * filename, int flags, int mode)
-{
-	char * tmp;
-	int fd, error;
-
-	tmp = getname(filename);
-	fd = PTR_ERR(tmp);
-	if (!IS_ERR(tmp)) {
-		fd = get_unused_fd();
-		if (fd >= 0) {
-			struct file * f = filp_open(tmp, flags, mode);
-			error = PTR_ERR(f);
-			if (IS_ERR(f))
-				goto out_error;
-			fd_install(fd, f);
-		}
-out:
-		putname(tmp);
-	}
-	return fd;
-
-out_error:
-	put_unused_fd(fd);
-	fd = error;
-	goto out;
-}
-
 /* Note: it is necessary to treat bufsiz as an unsigned int,
  * with the corresponding cast to a signed int to insure that the 
  * proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode)
diff --git a/arch/ppc64/kernel/syscalls.c b/arch/ppc64/kernel/syscalls.c
index a8cbb202b8c..05f16633bd2 100644
--- a/arch/ppc64/kernel/syscalls.c
+++ b/arch/ppc64/kernel/syscalls.c
@@ -46,10 +46,6 @@
 
 extern unsigned long wall_jiffies;
 
-void
-check_bugs(void)
-{
-}
 
 /*
  * sys_ipc() is the de-multiplexer for the SysV IPC calls..
diff --git a/arch/ppc64/kernel/sysfs.c b/arch/ppc64/kernel/sysfs.c
index f311ee7c007..6654b350979 100644
--- a/arch/ppc64/kernel/sysfs.c
+++ b/arch/ppc64/kernel/sysfs.c
@@ -215,18 +215,23 @@ static void register_cpu_online(unsigned int cpu)
 	if (cpu_has_feature(CPU_FTR_MMCRA))
 		sysdev_create_file(s, &attr_mmcra);
 
-	sysdev_create_file(s, &attr_pmc1);
-	sysdev_create_file(s, &attr_pmc2);
-	sysdev_create_file(s, &attr_pmc3);
-	sysdev_create_file(s, &attr_pmc4);
-	sysdev_create_file(s, &attr_pmc5);
-	sysdev_create_file(s, &attr_pmc6);
-
-	if (cpu_has_feature(CPU_FTR_PMC8)) {
+	if (cur_cpu_spec->num_pmcs >= 1)
+		sysdev_create_file(s, &attr_pmc1);
+	if (cur_cpu_spec->num_pmcs >= 2)
+		sysdev_create_file(s, &attr_pmc2);
+	if (cur_cpu_spec->num_pmcs >= 3)
+		sysdev_create_file(s, &attr_pmc3);
+	if (cur_cpu_spec->num_pmcs >= 4)
+		sysdev_create_file(s, &attr_pmc4);
+	if (cur_cpu_spec->num_pmcs >= 5)
+		sysdev_create_file(s, &attr_pmc5);
+	if (cur_cpu_spec->num_pmcs >= 6)
+		sysdev_create_file(s, &attr_pmc6);
+	if (cur_cpu_spec->num_pmcs >= 7)
 		sysdev_create_file(s, &attr_pmc7);
+	if (cur_cpu_spec->num_pmcs >= 8)
 		sysdev_create_file(s, &attr_pmc8);
-	}
-
+  
 	if (cpu_has_feature(CPU_FTR_SMT))
 		sysdev_create_file(s, &attr_purr);
 }
@@ -252,17 +257,22 @@ static void unregister_cpu_online(unsigned int cpu)
 	if (cpu_has_feature(CPU_FTR_MMCRA))
 		sysdev_remove_file(s, &attr_mmcra);
 
-	sysdev_remove_file(s, &attr_pmc1);
-	sysdev_remove_file(s, &attr_pmc2);
-	sysdev_remove_file(s, &attr_pmc3);
-	sysdev_remove_file(s, &attr_pmc4);
-	sysdev_remove_file(s, &attr_pmc5);
-	sysdev_remove_file(s, &attr_pmc6);
-
-	if (cpu_has_feature(CPU_FTR_PMC8)) {
+	if (cur_cpu_spec->num_pmcs >= 1)
+		sysdev_remove_file(s, &attr_pmc1);
+	if (cur_cpu_spec->num_pmcs >= 2)
+		sysdev_remove_file(s, &attr_pmc2);
+	if (cur_cpu_spec->num_pmcs >= 3)
+		sysdev_remove_file(s, &attr_pmc3);
+	if (cur_cpu_spec->num_pmcs >= 4)
+		sysdev_remove_file(s, &attr_pmc4);
+	if (cur_cpu_spec->num_pmcs >= 5)
+		sysdev_remove_file(s, &attr_pmc5);
+	if (cur_cpu_spec->num_pmcs >= 6)
+		sysdev_remove_file(s, &attr_pmc6);
+	if (cur_cpu_spec->num_pmcs >= 7)
 		sysdev_remove_file(s, &attr_pmc7);
+	if (cur_cpu_spec->num_pmcs >= 8)
 		sysdev_remove_file(s, &attr_pmc8);
-	}
 
 	if (cpu_has_feature(CPU_FTR_SMT))
 		sysdev_remove_file(s, &attr_purr);
diff --git a/arch/ppc64/kernel/time.c b/arch/ppc64/kernel/time.c
index 1696e1b05bb..9939c206afa 100644
--- a/arch/ppc64/kernel/time.c
+++ b/arch/ppc64/kernel/time.c
@@ -51,7 +51,6 @@
 #include <linux/cpu.h>
 #include <linux/security.h>
 
-#include <asm/segment.h>
 #include <asm/io.h>
 #include <asm/processor.h>
 #include <asm/nvram.h>
@@ -129,7 +128,7 @@ static __inline__ void timer_check_rtc(void)
          * We should have an rtc call that only sets the minutes and
          * seconds like on Intel to avoid problems with non UTC clocks.
          */
-        if ( (time_status & STA_UNSYNC) == 0 &&
+        if (ntp_synced() &&
              xtime.tv_sec - last_rtc_update >= 659 &&
              abs((xtime.tv_nsec/1000) - (1000000-1000000/HZ)) < 500000/HZ &&
              jiffies - wall_jiffies == 1) {
@@ -436,10 +435,7 @@ int do_settimeofday(struct timespec *tv)
 	 */
 	last_rtc_update = new_sec - 658;
 
-	time_adjust = 0;                /* stop active adjtime() */
-	time_status |= STA_UNSYNC;
-	time_maxerror = NTP_PHASE_LIMIT;
-	time_esterror = NTP_PHASE_LIMIT;
+	ntp_clear();
 
 	delta_xsec = mulhdu( (tb_last_stamp-do_gtod.varp->tb_orig_stamp),
 			     do_gtod.varp->tb_to_xs );
diff --git a/arch/ppc64/kernel/traps.c b/arch/ppc64/kernel/traps.c
index a8d5e83ee89..7467ae508e6 100644
--- a/arch/ppc64/kernel/traps.c
+++ b/arch/ppc64/kernel/traps.c
@@ -30,6 +30,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/delay.h>
+#include <linux/kprobes.h>
 #include <asm/kdebug.h>
 
 #include <asm/pgtable.h>
@@ -220,7 +221,7 @@ void instruction_breakpoint_exception(struct pt_regs *regs)
 	_exception(SIGTRAP, regs, TRAP_BRKPT, regs->nip);
 }
 
-void single_step_exception(struct pt_regs *regs)
+void __kprobes single_step_exception(struct pt_regs *regs)
 {
 	regs->msr &= ~MSR_SE;  /* Turn off 'trace' bit */
 
@@ -398,7 +399,7 @@ check_bug_trap(struct pt_regs *regs)
 	return 0;
 }
 
-void program_check_exception(struct pt_regs *regs)
+void __kprobes program_check_exception(struct pt_regs *regs)
 {
 	if (debugger_fault_handler(regs))
 		return;
diff --git a/arch/ppc64/kernel/u3_iommu.c b/arch/ppc64/kernel/u3_iommu.c
index b6e3bca4102..41ea09cb9ac 100644
--- a/arch/ppc64/kernel/u3_iommu.c
+++ b/arch/ppc64/kernel/u3_iommu.c
@@ -276,7 +276,7 @@ static void iommu_dev_setup_u3(struct pci_dev *dev)
 	dn = pci_device_to_OF_node(dev);
 
 	if (dn)
-		dn->iommu_table = &iommu_table_u3;
+		PCI_DN(dn)->iommu_table = &iommu_table_u3;
 }
 
 static void iommu_bus_setup_u3(struct pci_bus *bus)
@@ -291,7 +291,7 @@ static void iommu_bus_setup_u3(struct pci_bus *bus)
 	dn = pci_bus_to_OF_node(bus);
 
 	if (dn)
-		dn->iommu_table = &iommu_table_u3;
+		PCI_DN(dn)->iommu_table = &iommu_table_u3;
 }
 
 static void iommu_dev_setup_null(struct pci_dev *dev) { }
diff --git a/arch/ppc64/kernel/udbg.c b/arch/ppc64/kernel/udbg.c
index c0da45540f0..d49c3613c8e 100644
--- a/arch/ppc64/kernel/udbg.c
+++ b/arch/ppc64/kernel/udbg.c
@@ -1,5 +1,5 @@
 /*
- * NS16550 Serial Port (uart) debugging stuff.
+ * polling mode stateless debugging stuff, originally for NS16550 Serial Ports
  *
  * c 2001 PPC 64 Team, IBM Corp
  *
@@ -13,249 +13,24 @@
 #define WANT_PPCDBG_TAB /* Only defined here */
 #include <linux/config.h>
 #include <linux/types.h>
+#include <linux/sched.h>
+#include <linux/console.h>
 #include <asm/ppcdebug.h>
 #include <asm/processor.h>
-#include <asm/uaccess.h>
-#include <asm/machdep.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/pmac_feature.h>
 
-extern u8 real_readb(volatile u8 __iomem  *addr);
-extern void real_writeb(u8 data, volatile u8 __iomem *addr);
-
-struct NS16550 {
-	/* this struct must be packed */
-	unsigned char rbr;  /* 0 */
-	unsigned char ier;  /* 1 */
-	unsigned char fcr;  /* 2 */
-	unsigned char lcr;  /* 3 */
-	unsigned char mcr;  /* 4 */
-	unsigned char lsr;  /* 5 */
-	unsigned char msr;  /* 6 */
-	unsigned char scr;  /* 7 */
-};
-
-#define thr rbr
-#define iir fcr
-#define dll rbr
-#define dlm ier
-#define dlab lcr
-
-#define LSR_DR   0x01  /* Data ready */
-#define LSR_OE   0x02  /* Overrun */
-#define LSR_PE   0x04  /* Parity error */
-#define LSR_FE   0x08  /* Framing error */
-#define LSR_BI   0x10  /* Break */
-#define LSR_THRE 0x20  /* Xmit holding register empty */
-#define LSR_TEMT 0x40  /* Xmitter empty */
-#define LSR_ERR  0x80  /* Error */
-
-static volatile struct NS16550 __iomem *udbg_comport;
-
-void udbg_init_uart(void __iomem *comport, unsigned int speed)
-{
-	u16 dll = speed ? (115200 / speed) : 12;
-
-	if (comport) {
-		udbg_comport = (struct NS16550 __iomem *)comport;
-		out_8(&udbg_comport->lcr, 0x00);
-		out_8(&udbg_comport->ier, 0xff);
-		out_8(&udbg_comport->ier, 0x00);
-		out_8(&udbg_comport->lcr, 0x80);	/* Access baud rate */
-		out_8(&udbg_comport->dll, dll & 0xff);	/* 1 = 115200,  2 = 57600,
-							   3 = 38400, 12 = 9600 baud */
-		out_8(&udbg_comport->dlm, dll >> 8);	/* dll >> 8 which should be zero
-							   for fast rates; */
-		out_8(&udbg_comport->lcr, 0x03);	/* 8 data, 1 stop, no parity */
-		out_8(&udbg_comport->mcr, 0x03);	/* RTS/DTR */
-		out_8(&udbg_comport->fcr ,0x07);	/* Clear & enable FIFOs */
-	}
-}
-
-#ifdef CONFIG_PPC_PMAC
-
-#define	SCC_TXRDY	4
-#define SCC_RXRDY	1
-
-static volatile u8 __iomem *sccc;
-static volatile u8 __iomem *sccd;
-
-static unsigned char scc_inittab[] = {
-    13, 0,		/* set baud rate divisor */
-    12, 0,
-    14, 1,		/* baud rate gen enable, src=rtxc */
-    11, 0x50,		/* clocks = br gen */
-    5,  0xea,		/* tx 8 bits, assert DTR & RTS */
-    4,  0x46,		/* x16 clock, 1 stop */
-    3,  0xc1,		/* rx enable, 8 bits */
-};
-
-void udbg_init_scc(struct device_node *np)
-{
-	u32 *reg;
-	unsigned long addr;
-	int i, x;
-
-	if (np == NULL)
-		np = of_find_node_by_name(NULL, "escc");
-	if (np == NULL || np->parent == NULL)
-		return;
-
-	udbg_printf("found SCC...\n");
-	/* Get address within mac-io ASIC */ 
-	reg = (u32 *)get_property(np, "reg", NULL);
-	if (reg == NULL)
-		return;
-	addr = reg[0];
-	udbg_printf("local addr: %lx\n", addr);
-	/* Get address of mac-io PCI itself */
-	reg = (u32 *)get_property(np->parent, "assigned-addresses", NULL);
-	if (reg == NULL)
-		return;
-	addr += reg[2];
-	udbg_printf("final addr: %lx\n", addr);
-
-	/* Setup for 57600 8N1 */
-	addr += 0x20;
-	sccc = (volatile u8 * __iomem) ioremap(addr & PAGE_MASK, PAGE_SIZE) ;
-	sccc += addr & ~PAGE_MASK;
-	sccd = sccc + 0x10;
-
-	udbg_printf("ioremap result sccc: %p\n", sccc);
-	mb();
-
-	for (i = 20000; i != 0; --i)
-		x = in_8(sccc);
-	out_8(sccc, 0x09);		/* reset A or B side */
-	out_8(sccc, 0xc0);
-	for (i = 0; i < sizeof(scc_inittab); ++i)
-		out_8(sccc, scc_inittab[i]);
-
-	ppc_md.udbg_putc = udbg_putc;
-	ppc_md.udbg_getc = udbg_getc;
-	ppc_md.udbg_getc_poll = udbg_getc_poll;
-
-	udbg_puts("Hello World !\n");
-}
-
-#endif /* CONFIG_PPC_PMAC */
-
-#ifdef CONFIG_PPC_PMAC
-static void udbg_real_putc(unsigned char c)
-{
-	while ((real_readb(sccc) & SCC_TXRDY) == 0)
-		;
-	real_writeb(c, sccd);
-	if (c == '\n')
-		udbg_real_putc('\r');
-}
-
-void udbg_init_pmac_realmode(void)
-{
-	sccc = (volatile u8 __iomem *)0x80013020ul;
-	sccd = (volatile u8 __iomem *)0x80013030ul;
-
-	ppc_md.udbg_putc = udbg_real_putc;
-	ppc_md.udbg_getc = NULL;
-	ppc_md.udbg_getc_poll = NULL;
-}
-#endif /* CONFIG_PPC_PMAC */
-
-#ifdef CONFIG_PPC_MAPLE
-void udbg_maple_real_putc(unsigned char c)
-{
-	if (udbg_comport) {
-		while ((real_readb(&udbg_comport->lsr) & LSR_THRE) == 0)
-			/* wait for idle */;
-		real_writeb(c, &udbg_comport->thr); eieio();
-		if (c == '\n') {
-			/* Also put a CR.  This is for convenience. */
-			while ((real_readb(&udbg_comport->lsr) & LSR_THRE) == 0)
-				/* wait for idle */;
-			real_writeb('\r', &udbg_comport->thr); eieio();
-		}
-	}
-}
-
-void udbg_init_maple_realmode(void)
-{
-	udbg_comport = (volatile struct NS16550 __iomem *)0xf40003f8;
-
-	ppc_md.udbg_putc = udbg_maple_real_putc;
-	ppc_md.udbg_getc = NULL;
-	ppc_md.udbg_getc_poll = NULL;
-}
-#endif /* CONFIG_PPC_MAPLE */
-
-void udbg_putc(unsigned char c)
-{
-	if (udbg_comport) {
-		while ((in_8(&udbg_comport->lsr) & LSR_THRE) == 0)
-			/* wait for idle */;
-		out_8(&udbg_comport->thr, c);
-		if (c == '\n') {
-			/* Also put a CR.  This is for convenience. */
-			while ((in_8(&udbg_comport->lsr) & LSR_THRE) == 0)
-				/* wait for idle */; 
-			out_8(&udbg_comport->thr, '\r');
-		}
-	}
-#ifdef CONFIG_PPC_PMAC
-	else if (sccc) {
-		while ((in_8(sccc) & SCC_TXRDY) == 0)
-			;
-		out_8(sccd,  c);		
-		if (c == '\n')
-			udbg_putc('\r');
-	}
-#endif /* CONFIG_PPC_PMAC */
-}
-
-int udbg_getc_poll(void)
-{
-	if (udbg_comport) {
-		if ((in_8(&udbg_comport->lsr) & LSR_DR) != 0)
-			return in_8(&udbg_comport->rbr);
-		else
-			return -1;
-	}
-#ifdef CONFIG_PPC_PMAC
-	else if (sccc) {
-		if ((in_8(sccc) & SCC_RXRDY) != 0)
-			return in_8(sccd);
-		else
-			return -1;
-	}
-#endif /* CONFIG_PPC_PMAC */
-	return -1;
-}
-
-unsigned char udbg_getc(void)
-{
-	if (udbg_comport) {
-		while ((in_8(&udbg_comport->lsr) & LSR_DR) == 0)
-			/* wait for char */;
-		return in_8(&udbg_comport->rbr);
-	}
-#ifdef CONFIG_PPC_PMAC
-	else if (sccc) {
-		while ((in_8(sccc) & SCC_RXRDY) == 0)
-			;
-		return in_8(sccd);
-	}
-#endif /* CONFIG_PPC_PMAC */
-	return 0;
-}
+void (*udbg_putc)(unsigned char c);
+unsigned char (*udbg_getc)(void);
+int (*udbg_getc_poll)(void);
 
+/* udbg library, used by xmon et al */
 void udbg_puts(const char *s)
 {
-	if (ppc_md.udbg_putc) {
+	if (udbg_putc) {
 		char c;
 
 		if (s && *s != '\0') {
 			while ((c = *s++) != '\0')
-				ppc_md.udbg_putc(c);
+				udbg_putc(c);
 		}
 	}
 #if 0
@@ -270,12 +45,12 @@ int udbg_write(const char *s, int n)
 	int remain = n;
 	char c;
 
-	if (!ppc_md.udbg_putc)
+	if (!udbg_putc)
 		return 0;
 
 	if (s && *s != '\0') {
 		while (((c = *s++) != '\0') && (remain-- > 0)) {
-			ppc_md.udbg_putc(c);
+			udbg_putc(c);
 		}
 	}
 
@@ -287,12 +62,12 @@ int udbg_read(char *buf, int buflen)
 	char c, *p = buf;
 	int i;
 
-	if (!ppc_md.udbg_getc)
+	if (!udbg_getc)
 		return 0;
 
 	for (i = 0; i < buflen; ++i) {
 		do {
-			c = ppc_md.udbg_getc();
+			c = udbg_getc();
 		} while (c == 0x11 || c == 0x13);
 		if (c == 0)
 			break;
@@ -302,11 +77,6 @@ int udbg_read(char *buf, int buflen)
 	return i;
 }
 
-void udbg_console_write(struct console *con, const char *s, unsigned int n)
-{
-	udbg_write(s, n);
-}
-
 #define UDBG_BUFSIZE 256
 void udbg_printf(const char *fmt, ...)
 {
@@ -319,6 +89,10 @@ void udbg_printf(const char *fmt, ...)
 	va_end(args);
 }
 
+/* PPCDBG stuff */
+
+u64 ppc64_debug_switch;
+
 /* Special print used by PPCDBG() macro */
 void udbg_ppcdbg(unsigned long debug_flags, const char *fmt, ...)
 {
@@ -358,3 +132,49 @@ unsigned long udbg_ifdebug(unsigned long flags)
 {
 	return (flags & ppc64_debug_switch);
 }
+
+/*
+ * Initialize the PPCDBG state.  Called before relocation has been enabled.
+ */
+void __init ppcdbg_initialize(void)
+{
+	ppc64_debug_switch = PPC_DEBUG_DEFAULT; /* | PPCDBG_BUSWALK | */
+	/* PPCDBG_PHBINIT | PPCDBG_MM | PPCDBG_MMINIT | PPCDBG_TCEINIT | PPCDBG_TCE */;
+}
+
+/*
+ * Early boot console based on udbg
+ */
+static void udbg_console_write(struct console *con, const char *s,
+		unsigned int n)
+{
+	udbg_write(s, n);
+}
+
+static struct console udbg_console = {
+	.name	= "udbg",
+	.write	= udbg_console_write,
+	.flags	= CON_PRINTBUFFER,
+	.index	= -1,
+};
+
+static int early_console_initialized;
+
+void __init disable_early_printk(void)
+{
+	if (!early_console_initialized)
+		return;
+	unregister_console(&udbg_console);
+	early_console_initialized = 0;
+}
+
+/* called by setup_system */
+void register_early_udbg_console(void)
+{
+	early_console_initialized = 1;
+	register_console(&udbg_console);
+}
+
+#if 0   /* if you want to use this as a regular output console */
+console_initcall(register_udbg_console);
+#endif
diff --git a/arch/ppc64/kernel/udbg_16550.c b/arch/ppc64/kernel/udbg_16550.c
new file mode 100644
index 00000000000..9313574ab93
--- /dev/null
+++ b/arch/ppc64/kernel/udbg_16550.c
@@ -0,0 +1,123 @@
+/*
+ * udbg for for NS16550 compatable serial ports
+ *
+ * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License
+ *      as published by the Free Software Foundation; either version
+ *      2 of the License, or (at your option) any later version.
+ */
+#include <linux/config.h>
+#include <linux/types.h>
+#include <asm/udbg.h>
+#include <asm/io.h>
+
+extern u8 real_readb(volatile u8 __iomem  *addr);
+extern void real_writeb(u8 data, volatile u8 __iomem *addr);
+
+struct NS16550 {
+	/* this struct must be packed */
+	unsigned char rbr;  /* 0 */
+	unsigned char ier;  /* 1 */
+	unsigned char fcr;  /* 2 */
+	unsigned char lcr;  /* 3 */
+	unsigned char mcr;  /* 4 */
+	unsigned char lsr;  /* 5 */
+	unsigned char msr;  /* 6 */
+	unsigned char scr;  /* 7 */
+};
+
+#define thr rbr
+#define iir fcr
+#define dll rbr
+#define dlm ier
+#define dlab lcr
+
+#define LSR_DR   0x01  /* Data ready */
+#define LSR_OE   0x02  /* Overrun */
+#define LSR_PE   0x04  /* Parity error */
+#define LSR_FE   0x08  /* Framing error */
+#define LSR_BI   0x10  /* Break */
+#define LSR_THRE 0x20  /* Xmit holding register empty */
+#define LSR_TEMT 0x40  /* Xmitter empty */
+#define LSR_ERR  0x80  /* Error */
+
+static volatile struct NS16550 __iomem *udbg_comport;
+
+static void udbg_550_putc(unsigned char c)
+{
+	if (udbg_comport) {
+		while ((in_8(&udbg_comport->lsr) & LSR_THRE) == 0)
+			/* wait for idle */;
+		out_8(&udbg_comport->thr, c);
+		if (c == '\n')
+			udbg_550_putc('\r');
+	}
+}
+
+static int udbg_550_getc_poll(void)
+{
+	if (udbg_comport) {
+		if ((in_8(&udbg_comport->lsr) & LSR_DR) != 0)
+			return in_8(&udbg_comport->rbr);
+		else
+			return -1;
+	}
+	return -1;
+}
+
+static unsigned char udbg_550_getc(void)
+{
+	if (udbg_comport) {
+		while ((in_8(&udbg_comport->lsr) & LSR_DR) == 0)
+			/* wait for char */;
+		return in_8(&udbg_comport->rbr);
+	}
+	return 0;
+}
+
+void udbg_init_uart(void __iomem *comport, unsigned int speed)
+{
+	u16 dll = speed ? (115200 / speed) : 12;
+
+	if (comport) {
+		udbg_comport = (struct NS16550 __iomem *)comport;
+		out_8(&udbg_comport->lcr, 0x00);
+		out_8(&udbg_comport->ier, 0xff);
+		out_8(&udbg_comport->ier, 0x00);
+		out_8(&udbg_comport->lcr, 0x80);	/* Access baud rate */
+		out_8(&udbg_comport->dll, dll & 0xff);	/* 1 = 115200,  2 = 57600,
+							   3 = 38400, 12 = 9600 baud */
+		out_8(&udbg_comport->dlm, dll >> 8);	/* dll >> 8 which should be zero
+							   for fast rates; */
+		out_8(&udbg_comport->lcr, 0x03);	/* 8 data, 1 stop, no parity */
+		out_8(&udbg_comport->mcr, 0x03);	/* RTS/DTR */
+		out_8(&udbg_comport->fcr ,0x07);	/* Clear & enable FIFOs */
+		udbg_putc = udbg_550_putc;
+		udbg_getc = udbg_550_getc;
+		udbg_getc_poll = udbg_550_getc_poll;
+	}
+}
+
+#ifdef CONFIG_PPC_MAPLE
+void udbg_maple_real_putc(unsigned char c)
+{
+	if (udbg_comport) {
+		while ((real_readb(&udbg_comport->lsr) & LSR_THRE) == 0)
+			/* wait for idle */;
+		real_writeb(c, &udbg_comport->thr); eieio();
+		if (c == '\n')
+			udbg_maple_real_putc('\r');
+	}
+}
+
+void udbg_init_maple_realmode(void)
+{
+	udbg_comport = (volatile struct NS16550 __iomem *)0xf40003f8;
+
+	udbg_putc = udbg_maple_real_putc;
+	udbg_getc = NULL;
+	udbg_getc_poll = NULL;
+}
+#endif /* CONFIG_PPC_MAPLE */
diff --git a/arch/ppc64/kernel/udbg_scc.c b/arch/ppc64/kernel/udbg_scc.c
new file mode 100644
index 00000000000..c47fd6c6353
--- /dev/null
+++ b/arch/ppc64/kernel/udbg_scc.c
@@ -0,0 +1,136 @@
+/*
+ * udbg for for zilog scc ports as found on Apple PowerMacs
+ *
+ * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License
+ *      as published by the Free Software Foundation; either version
+ *      2 of the License, or (at your option) any later version.
+ */
+#include <linux/config.h>
+#include <linux/types.h>
+#include <asm/udbg.h>
+#include <asm/processor.h>
+#include <asm/naca.h>
+#include <asm/io.h>
+#include <asm/prom.h>
+#include <asm/pmac_feature.h>
+
+extern u8 real_readb(volatile u8 __iomem  *addr);
+extern void real_writeb(u8 data, volatile u8 __iomem *addr);
+
+#define	SCC_TXRDY	4
+#define SCC_RXRDY	1
+
+static volatile u8 __iomem *sccc;
+static volatile u8 __iomem *sccd;
+
+static void udbg_scc_putc(unsigned char c)
+{
+	if (sccc) {
+		while ((in_8(sccc) & SCC_TXRDY) == 0)
+			;
+		out_8(sccd,  c);
+		if (c == '\n')
+			udbg_scc_putc('\r');
+	}
+}
+
+static int udbg_scc_getc_poll(void)
+{
+	if (sccc) {
+		if ((in_8(sccc) & SCC_RXRDY) != 0)
+			return in_8(sccd);
+		else
+			return -1;
+	}
+	return -1;
+}
+
+static unsigned char udbg_scc_getc(void)
+{
+	if (sccc) {
+		while ((in_8(sccc) & SCC_RXRDY) == 0)
+			;
+		return in_8(sccd);
+	}
+	return 0;
+}
+
+static unsigned char scc_inittab[] = {
+    13, 0,		/* set baud rate divisor */
+    12, 0,
+    14, 1,		/* baud rate gen enable, src=rtxc */
+    11, 0x50,		/* clocks = br gen */
+    5,  0xea,		/* tx 8 bits, assert DTR & RTS */
+    4,  0x46,		/* x16 clock, 1 stop */
+    3,  0xc1,		/* rx enable, 8 bits */
+};
+
+void udbg_init_scc(struct device_node *np)
+{
+	u32 *reg;
+	unsigned long addr;
+	int i, x;
+
+	if (np == NULL)
+		np = of_find_node_by_name(NULL, "escc");
+	if (np == NULL || np->parent == NULL)
+		return;
+
+	udbg_printf("found SCC...\n");
+	/* Get address within mac-io ASIC */
+	reg = (u32 *)get_property(np, "reg", NULL);
+	if (reg == NULL)
+		return;
+	addr = reg[0];
+	udbg_printf("local addr: %lx\n", addr);
+	/* Get address of mac-io PCI itself */
+	reg = (u32 *)get_property(np->parent, "assigned-addresses", NULL);
+	if (reg == NULL)
+		return;
+	addr += reg[2];
+	udbg_printf("final addr: %lx\n", addr);
+
+	/* Setup for 57600 8N1 */
+	addr += 0x20;
+	sccc = (volatile u8 * __iomem) ioremap(addr & PAGE_MASK, PAGE_SIZE) ;
+	sccc += addr & ~PAGE_MASK;
+	sccd = sccc + 0x10;
+
+	udbg_printf("ioremap result sccc: %p\n", sccc);
+	mb();
+
+	for (i = 20000; i != 0; --i)
+		x = in_8(sccc);
+	out_8(sccc, 0x09);		/* reset A or B side */
+	out_8(sccc, 0xc0);
+	for (i = 0; i < sizeof(scc_inittab); ++i)
+		out_8(sccc, scc_inittab[i]);
+
+	udbg_putc = udbg_scc_putc;
+	udbg_getc = udbg_scc_getc;
+	udbg_getc_poll = udbg_scc_getc_poll;
+
+	udbg_puts("Hello World !\n");
+}
+
+static void udbg_real_scc_putc(unsigned char c)
+{
+	while ((real_readb(sccc) & SCC_TXRDY) == 0)
+		;
+	real_writeb(c, sccd);
+	if (c == '\n')
+		udbg_real_scc_putc('\r');
+}
+
+void udbg_init_pmac_realmode(void)
+{
+	sccc = (volatile u8 __iomem *)0x80013020ul;
+	sccd = (volatile u8 __iomem *)0x80013030ul;
+
+	udbg_putc = udbg_real_scc_putc;
+	udbg_getc = NULL;
+	udbg_getc_poll = NULL;
+}
diff --git a/arch/ppc64/kernel/vdso32/cacheflush.S b/arch/ppc64/kernel/vdso32/cacheflush.S
index 0ed7ea72171..c8db993574e 100644
--- a/arch/ppc64/kernel/vdso32/cacheflush.S
+++ b/arch/ppc64/kernel/vdso32/cacheflush.S
@@ -13,7 +13,7 @@
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
 #include <asm/vdso.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 
 	.text
 
diff --git a/arch/ppc64/kernel/vdso32/datapage.S b/arch/ppc64/kernel/vdso32/datapage.S
index 29b6bd32e1f..4f4eb0be399 100644
--- a/arch/ppc64/kernel/vdso32/datapage.S
+++ b/arch/ppc64/kernel/vdso32/datapage.S
@@ -12,7 +12,7 @@
 #include <linux/config.h>
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/unistd.h>
 #include <asm/vdso.h>
 
diff --git a/arch/ppc64/kernel/vdso32/gettimeofday.S b/arch/ppc64/kernel/vdso32/gettimeofday.S
index 2b48bf1fb10..07f1c1c650c 100644
--- a/arch/ppc64/kernel/vdso32/gettimeofday.S
+++ b/arch/ppc64/kernel/vdso32/gettimeofday.S
@@ -13,7 +13,7 @@
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
 #include <asm/vdso.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/unistd.h>
 
 	.text
diff --git a/arch/ppc64/kernel/vdso64/cacheflush.S b/arch/ppc64/kernel/vdso64/cacheflush.S
index e0725b7b700..d4a0ad28d53 100644
--- a/arch/ppc64/kernel/vdso64/cacheflush.S
+++ b/arch/ppc64/kernel/vdso64/cacheflush.S
@@ -13,7 +13,7 @@
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
 #include <asm/vdso.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 
 	.text
 
diff --git a/arch/ppc64/kernel/vdso64/datapage.S b/arch/ppc64/kernel/vdso64/datapage.S
index 18afd971c9d..ed6e599ae82 100644
--- a/arch/ppc64/kernel/vdso64/datapage.S
+++ b/arch/ppc64/kernel/vdso64/datapage.S
@@ -12,7 +12,7 @@
 #include <linux/config.h>
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/unistd.h>
 #include <asm/vdso.h>
 
diff --git a/arch/ppc64/kernel/vdso64/gettimeofday.S b/arch/ppc64/kernel/vdso64/gettimeofday.S
index ed3f970ff05..f6df8028570 100644
--- a/arch/ppc64/kernel/vdso64/gettimeofday.S
+++ b/arch/ppc64/kernel/vdso64/gettimeofday.S
@@ -14,7 +14,7 @@
 #include <asm/processor.h>
 #include <asm/ppc_asm.h>
 #include <asm/vdso.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 
 	.text
 /*
diff --git a/arch/ppc64/kernel/vmlinux.lds.S b/arch/ppc64/kernel/vmlinux.lds.S
index 4103cc13f8d..0306510bc4f 100644
--- a/arch/ppc64/kernel/vmlinux.lds.S
+++ b/arch/ppc64/kernel/vmlinux.lds.S
@@ -15,6 +15,7 @@ SECTIONS
 	*(.text .text.*)
 	SCHED_TEXT
 	LOCK_TEXT
+	KPROBES_TEXT
 	*(.fixup)
 	. = ALIGN(4096);
 	_etext = .;
author	Dmitry Torokhov <dtor_core@ameritech.net>	2005-09-09 20:14:47 -0500
committer	Dmitry Torokhov <dtor_core@ameritech.net>	2005-09-09 20:14:47 -0500
commit	d344c5e0856ad03278d8700b503762dbc8b86e12 (patch)
tree	a6d893a643470a3c2580a58f3228a55fa1fd1d82 /arch/ppc64/kernel
parent	010988e888a0abbe7118635c1b33d049caae6b29 (diff)
parent	87fc767b832ef5a681a0ff9d203c3289bc3be2bf (diff)