Merge bk://kernel.bkbits.net/davem/sparc-2.5

into home.transmeta.com:/home/torvalds/v2.5/linux

7 files changed, 69 insertions, 20 deletions

diff --git a/arch/ppc/lib/string.S b/arch/ppc/lib/string.S
index f182856b2b5b..5557156770dd 100644
--- a/arch/ppc/lib/string.S
+++ b/arch/ppc/lib/string.S
@@ -507,18 +507,18 @@ _GLOBAL(__copy_tofrom_user)
 	blr
 
 /* read fault, initial single-byte copy */
-100:	li	r4,0
+100:	li	r9,0
 	b	90f
 /* write fault, initial single-byte copy */
-101:	li	r4,1
+101:	li	r9,1
 90:	subf	r5,r8,r5
 	li	r3,0
 	b	99f
 /* read fault, initial word copy */
-102:	li	r4,0
+102:	li	r9,0
 	b	91f
 /* write fault, initial word copy */
-103:	li	r4,1
+103:	li	r9,1
 91:	li	r3,2
 	b	99f
 
@@ -542,38 +542,47 @@ _GLOBAL(__copy_tofrom_user)
 #endif
 
 /* read fault in cacheline loop */
-104:	li	r4,0
+104:	li	r9,0
 	b	92f
 /* fault on dcbz (effectively a write fault) */
 /* or write fault in cacheline loop */
-105:	li	r4,1
+105:	li	r9,1
 92:	li	r3,LG_CACHELINE_BYTES
 	b	99f
 /* read fault in final word loop */
-108:	li	r4,0
+108:	li	r9,0
 	b	93f
 /* write fault in final word loop */
-109:	li	r4,1
+109:	li	r9,1
 93:	andi.	r5,r5,3
 	li	r3,2
 	b	99f
 /* read fault in final byte loop */
-110:	li	r4,0
+110:	li	r9,0
 	b	94f
 /* write fault in final byte loop */
-111:	li	r4,1
+111:	li	r9,1
 94:	li	r5,0
 	li	r3,0
 /*
  * At this stage the number of bytes not copied is
- * r5 + (ctr << r3), and r4 is 0 for read or 1 for write.
+ * r5 + (ctr << r3), and r9 is 0 for read or 1 for write.
  */
 99:	mfctr	r0
 	slw	r3,r0,r3
-	add	r3,r3,r5
-	cmpwi	0,r4,0
+	add.	r3,r3,r5
+	beq	120f			/* shouldn't happen */
+	cmpwi	0,r9,0
 	bne	120f
-/* for read fault, clear out the destination: r3 bytes starting at 4(r6) */
+/* for a read fault, first try to continue the copy one byte at a time */
+	mtctr	r3
+130:	lbz	r0,4(r4)
+131:	stb	r0,4(r6)
+	addi	r4,r4,1
+	addi	r6,r6,1
+	bdnz	130b
+/* then clear out the destination: r3 bytes starting at 4(r6) */
+132:	mfctr	r3
 	srwi.	r0,r3,2
 	li	r9,0
 	mtctr	r0
@@ -594,6 +603,8 @@ _GLOBAL(__copy_tofrom_user)
 	.long	31b,109b
 	.long	40b,110b
 	.long	41b,111b
+	.long	130b,132b
+	.long	131b,120b
 	.long	112b,120b
 	.long	114b,120b
 	.text
diff --git a/arch/ppc/platforms/k2_pci.c b/arch/ppc/platforms/k2_pci.c
index f1cd920ec664..e6e70983999d 100644
--- a/arch/ppc/platforms/k2_pci.c
+++ b/arch/ppc/platforms/k2_pci.c
@@ -156,6 +156,13 @@ void k2_setup_hoses(void)
 	__raw_writel(0x00000080, K2_PCI32_BAR+PSBAR);	/* Base@0x80 */
 	__raw_writel(0x00000000, K2_PCI32_BAR+PPBAR);
 
+	__raw_writel(0xc0000000, K2_PCI32_BAR+BPMDLK);
+	__raw_writel(0xd0000000, K2_PCI32_BAR+TPMDLK);
+	__raw_writel(0x80000000, K2_PCI32_BAR+BIODLK);
+	__raw_writel(0x80100000, K2_PCI32_BAR+TIODLK);
+	__raw_writel(0xe0008000, K2_PCI32_BAR+DLKCTRL);
+	__raw_writel(0xffffffff, K2_PCI32_BAR+DLKDEV);
+	
 	/* PCI64 mappings */
 	__raw_writel(0x00100000, K2_PCI64_BAR+PIBAR);	/* PCI I/O base */
 	__raw_writel(0x10000000, K2_PCI64_BAR+PMBAR);	/* PCI Mem base */
diff --git a/arch/ppc/syslib/cpc710.h b/arch/ppc/syslib/cpc710.h
index ede184e36b5e..2dfacbb7580a 100644
--- a/arch/ppc/syslib/cpc710.h
+++ b/arch/ppc/syslib/cpc710.h
@@ -61,6 +61,12 @@
 #define BARPP	0x000f8130
 #define PSBAR	0x000f8140
 #define PPBAR	0x000f8150
+#define BPMDLK	0x000f8200      /* Bottom of Peripheral Memory Space */
+#define TPMDLK	0x000f8210      /* Top of Peripheral Memory Space */
+#define BIODLK	0x000f8220      /* Bottom of Peripheral I/O Space */
+#define TIODLK	0x000f8230      /* Top of Perioheral I/O Space */
+#define DLKCTRL	0x000f8240      /* Deadlock control */
+#define DLKDEV	0x000f8250      /* Deadlock device */
 
 /* System standard configuration registers space */
 #define	DCR	0xff200000
diff --git a/arch/ppc/syslib/mpc10x_common.c b/arch/ppc/syslib/mpc10x_common.c
index facbf56019d7..b972d466672b 100644
--- a/arch/ppc/syslib/mpc10x_common.c
+++ b/arch/ppc/syslib/mpc10x_common.c
@@ -243,6 +243,8 @@ mpc10x_bridge_init(struct pci_controller *hose,
 
 #ifdef CONFIG_MPC10X_STORE_GATHERING
 	mpc10x_enable_store_gathering(hose);
+#else
+	mpc10x_disable_store_gathering(hose);
 #endif
 
 	if (ppc_md.progress) ppc_md.progress("mpc10x:exit", 0x100);
@@ -376,3 +378,25 @@ mpc10x_enable_store_gathering(struct pci_controller *hose)
 
 	return 0;
 }
+
+int __init
+mpc10x_disable_store_gathering(struct pci_controller *hose)
+{
+	uint picr1;
+
+	early_read_config_dword(hose,
+				0,
+				PCI_DEVFN(0,0),
+			        MPC10X_CFG_PICR1_REG,
+			        &picr1);
+
+	picr1 &= ~MPC10X_CFG_PICR1_ST_GATH_EN;
+
+	early_write_config_dword(hose,
+				0,
+				PCI_DEVFN(0,0),
+				MPC10X_CFG_PICR1_REG,
+				picr1);
+
+	return 0;
+}
diff --git a/arch/ppc/syslib/todc_time.c b/arch/ppc/syslib/todc_time.c
index 85ee80b4e581..40514058e44e 100644
--- a/arch/ppc/syslib/todc_time.c
+++ b/arch/ppc/syslib/todc_time.c
@@ -240,6 +240,7 @@ todc_get_rtc_time(void)
 
 		switch (todc_info->rtc_type) {
 			case TODC_TYPE_DS1557:
+			case TODC_TYPE_DS1743:
 			case TODC_TYPE_DS1746:	/* XXXX BAD HACK -> FIX */
 			case TODC_TYPE_DS1747:
 				break;
@@ -274,6 +275,7 @@ todc_get_rtc_time(void)
 	if (todc_info->rtc_type != TODC_TYPE_MC146818) {
 		switch (todc_info->rtc_type) {
 			case TODC_TYPE_DS1557:
+			case TODC_TYPE_DS1743:	
 			case TODC_TYPE_DS1746:	/* XXXX BAD HACK -> FIX */
 			case TODC_TYPE_DS1747:
 				break;
@@ -367,6 +369,7 @@ static unsigned char __init todc_read_timereg(int addr)
 
 	switch (todc_info->rtc_type) {
 		case TODC_TYPE_DS1557:
+		case TODC_TYPE_DS1743:
 		case TODC_TYPE_DS1746:	/* XXXX BAD HACK -> FIX */
 		case TODC_TYPE_DS1747:
 		case TODC_TYPE_MC146818:
@@ -381,6 +384,7 @@ static unsigned char __init todc_read_timereg(int addr)
 
 	switch (todc_info->rtc_type) {
 		case TODC_TYPE_DS1557:
+		case TODC_TYPE_DS1743:
 		case TODC_TYPE_DS1746:	/* XXXX BAD HACK -> FIX */
 		case TODC_TYPE_DS1747:
 		case TODC_TYPE_MC146818:
diff --git a/include/asm-ppc/mpc10x.h b/include/asm-ppc/mpc10x.h
index 1d3a64f06d46..d2676d8f8088 100644
--- a/include/asm-ppc/mpc10x.h
+++ b/include/asm-ppc/mpc10x.h
@@ -164,5 +164,6 @@ int mpc10x_bridge_init(struct pci_controller *hose,
 		       uint phys_eumb_base);
 unsigned long mpc10x_get_mem_size(uint mem_map);
 int mpc10x_enable_store_gathering(struct pci_controller *hose);
+int mpc10x_disable_store_gathering(struct pci_controller *hose);
 
 #endif	/* __PPC_KERNEL_MPC10X_H */
diff --git a/include/asm-ppc/tlb.h b/include/asm-ppc/tlb.h
index b4375599b610..2c142c5d8584 100644
--- a/include/asm-ppc/tlb.h
+++ b/include/asm-ppc/tlb.h
@@ -21,8 +21,8 @@
 #ifdef CONFIG_PPC_STD_MMU
 /* Classic PPC with hash-table based MMU... */
 
-struct free_pte_ctx;
-extern void tlb_flush(struct free_pte_ctx *tlb);
+struct mmu_gather;
+extern void tlb_flush(struct mmu_gather *tlb);
 
 /* Get the generic bits... */
 #include <asm-generic/tlb.h>
@@ -44,10 +44,6 @@ static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep,
 #else
 /* Embedded PPC with software-loaded TLB, very simple... */
 
-struct flush_tlb_arch { };
-
-#define tlb_init_arch(tlb, full_flush)	do { } while (0)
-#define tlb_finish_arch(tlb)		do { } while (0)
 #define tlb_start_vma(tlb, vma)		do { } while (0)
 #define tlb_end_vma(tlb, vma)		do { } while (0)
 #define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)