---

yaml --- r: 173394 b: refs/heads/master c: d26cddb h: refs/heads/master v: v3
git-mirror · Oct 11, 2009 · aa547e0 · aa547e0
1 parent 03bfa5c
commit aa547e0
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Showing 24 changed files with 319 additions and 395 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8ec006c58775869175edee3d23f4525b6df2935a
+refs/heads/master: d26cddbbd23b81eac4fcf340b633e97b40b8d3a1
diff --git a/trunk/arch/sh/boot/compressed/misc.c b/trunk/arch/sh/boot/compressed/misc.c
@@ -131,7 +131,7 @@ void decompress_kernel(void)
 #ifdef CONFIG_SUPERH64
 	output_addr = (CONFIG_MEMORY_START + 0x2000);
 #else
-	output_addr = __pa((unsigned long)&_text+PAGE_SIZE);
+	output_addr = PHYSADDR((unsigned long)&_text+PAGE_SIZE);
 #ifdef CONFIG_29BIT
 	output_addr |= P2SEG;
 #endif

diff --git a/trunk/arch/sh/include/asm/addrspace.h b/trunk/arch/sh/include/asm/addrspace.h
@@ -28,6 +28,9 @@
 /* Returns the privileged segment base of a given address  */
 #define PXSEG(a)	(((unsigned long)(a)) & 0xe0000000)
 
+/* Returns the physical address of a PnSEG (n=1,2) address   */
+#define PHYSADDR(a)	(((unsigned long)(a)) & 0x1fffffff)
+
 #if defined(CONFIG_29BIT) || defined(CONFIG_PMB_FIXED)
 /*
  * Map an address to a certain privileged segment
@@ -57,11 +60,5 @@
 #define P3_ADDR_MAX		P4SEG
 #endif
 
-#ifndef __ASSEMBLY__
-#ifdef CONFIG_PMB
-extern int __in_29bit_mode(void);
-#endif /* CONFIG_PMB */
-#endif /* __ASSEMBLY__ */
-
 #endif /* __KERNEL__ */
 #endif /* __ASM_SH_ADDRSPACE_H */
diff --git a/trunk/arch/sh/include/asm/dwarf.h b/trunk/arch/sh/include/asm/dwarf.h
@@ -241,12 +241,6 @@ struct dwarf_cie {
 
 	unsigned long flags;
 #define DWARF_CIE_Z_AUGMENTATION	(1 << 0)
-
-	/*
-	 * 'mod' will be non-NULL if this CIE came from a module's
-	 * .eh_frame section.
-	 */
-	struct module *mod;
 };
 
 /**
@@ -261,12 +255,6 @@ struct dwarf_fde {
 	unsigned char *instructions;
 	unsigned char *end;
 	struct list_head link;
-
-	/*
-	 * 'mod' will be non-NULL if this FDE came from a module's
-	 * .eh_frame section.
-	 */
-	struct module *mod;
 };
 
 /**
@@ -376,10 +364,6 @@ static inline unsigned int DW_CFA_operand(unsigned long insn)
 
 extern struct dwarf_frame *dwarf_unwind_stack(unsigned long,
 					      struct dwarf_frame *);
-extern void dwarf_free_frame(struct dwarf_frame *);
-extern int dwarf_parse_section(char *, char *, struct module *);
-extern void dwarf_module_unload(struct module *);
-
 #endif /* !__ASSEMBLY__ */
 
 #define CFI_STARTPROC	.cfi_startproc

diff --git a/trunk/arch/sh/include/asm/ftrace.h b/trunk/arch/sh/include/asm/ftrace.h
@@ -32,6 +32,53 @@ static inline unsigned long ftrace_call_adjust(unsigned long addr)
 	return addr;
 }
 
+
+#ifdef CONFIG_DWARF_UNWINDER
+#include <asm/dwarf.h>
+
+#define HAVE_ARCH_CALLER_ADDR
+
+static inline unsigned long dwarf_return_address(int depth)
+{
+	struct dwarf_frame *frame;
+	unsigned long ra;
+	int i;
+
+	for (i = 0, frame = NULL, ra = 0; i <= depth; i++) {
+		struct dwarf_frame *tmp;
+
+		tmp = dwarf_unwind_stack(ra, frame);
+
+		if (frame)
+			dwarf_free_frame(frame);
+
+		frame = tmp;
+
+		if (!frame || !frame->return_addr)
+			break;
+
+		ra = frame->return_addr;
+	}
+
+	/* Failed to unwind the stack to the specified depth. */
+	WARN_ON(i != depth + 1);
+
+	if (frame)
+		dwarf_free_frame(frame);
+
+	return ra;
+}
+
+#define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0))
+#define CALLER_ADDR1 dwarf_return_address(1)
+#define CALLER_ADDR2 dwarf_return_address(2)
+#define CALLER_ADDR3 dwarf_return_address(3)
+#define CALLER_ADDR4 dwarf_return_address(4)
+#define CALLER_ADDR5 dwarf_return_address(5)
+#define CALLER_ADDR6 dwarf_return_address(6)
+
+#endif /* CONFIG_DWARF_UNWINDER */
+
 #endif /* __ASSEMBLY__ */
 #endif /* CONFIG_FUNCTION_TRACER */
 

diff --git a/trunk/arch/sh/include/asm/io.h b/trunk/arch/sh/include/asm/io.h
@@ -246,7 +246,7 @@ void __iounmap(void __iomem *addr);
 static inline void __iomem *
 __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags)
 {
-#if defined(CONFIG_SUPERH32) && !defined(CONFIG_PMB_FIXED) && !defined(CONFIG_PMB)
+#if defined(CONFIG_SUPERH32) && !defined(CONFIG_PMB_FIXED)
 	unsigned long last_addr = offset + size - 1;
 #endif
 	void __iomem *ret;
@@ -255,7 +255,7 @@ __ioremap_mode(unsigned long offset, unsigned long size, unsigned long flags)
 	if (ret)
 		return ret;
 
-#if defined(CONFIG_SUPERH32) && !defined(CONFIG_PMB_FIXED) && !defined(CONFIG_PMB)
+#if defined(CONFIG_SUPERH32) && !defined(CONFIG_PMB_FIXED)
 	/*
 	 * For P1 and P2 space this is trivial, as everything is already
 	 * mapped. Uncached access for P1 addresses are done through P2.

diff --git a/trunk/arch/sh/include/asm/mmu.h b/trunk/arch/sh/include/asm/mmu.h
@@ -7,16 +7,12 @@
 #define PMB_PASCR		0xff000070
 #define PMB_IRMCR		0xff000078
 
-#define PASCR_SE		0x80000000
-
 #define PMB_ADDR		0xf6100000
 #define PMB_DATA		0xf7100000
 #define PMB_ENTRY_MAX		16
 #define PMB_E_MASK		0x0000000f
 #define PMB_E_SHIFT		8
 
-#define PMB_PFN_MASK		0xff000000
-
 #define PMB_SZ_16M		0x00000000
 #define PMB_SZ_64M		0x00000010
 #define PMB_SZ_128M		0x00000080
@@ -66,10 +62,17 @@ struct pmb_entry {
 };
 
 /* arch/sh/mm/pmb.c */
+int __set_pmb_entry(unsigned long vpn, unsigned long ppn,
+		    unsigned long flags, int *entry);
+int set_pmb_entry(struct pmb_entry *pmbe);
+void clear_pmb_entry(struct pmb_entry *pmbe);
+struct pmb_entry *pmb_alloc(unsigned long vpn, unsigned long ppn,
+			    unsigned long flags);
+void pmb_free(struct pmb_entry *pmbe);
 long pmb_remap(unsigned long virt, unsigned long phys,
 	       unsigned long size, unsigned long flags);
 void pmb_unmap(unsigned long addr);
-int pmb_init(void);
 #endif /* __ASSEMBLY__ */
 
 #endif /* __MMU_H */
+
diff --git a/trunk/arch/sh/include/asm/pgtable.h b/trunk/arch/sh/include/asm/pgtable.h
@@ -75,31 +75,13 @@ static inline unsigned long long neff_sign_extend(unsigned long val)
 #define USER_PTRS_PER_PGD	(TASK_SIZE/PGDIR_SIZE)
 #define FIRST_USER_ADDRESS	0
 
-#define PHYS_ADDR_MASK29		0x1fffffff
-#define PHYS_ADDR_MASK32		0xffffffff
-
-#ifdef CONFIG_PMB
-static inline unsigned long phys_addr_mask(void)
-{
-	/* Is the MMU in 29bit mode? */
-	if (__in_29bit_mode())
-		return PHYS_ADDR_MASK29;
-
-	return PHYS_ADDR_MASK32;
-}
-#elif defined(CONFIG_32BIT)
-static inline unsigned long phys_addr_mask(void)
-{
-	return PHYS_ADDR_MASK32;
-}
+#ifdef CONFIG_32BIT
+#define PHYS_ADDR_MASK		0xffffffff
 #else
-static inline unsigned long phys_addr_mask(void)
-{
-	return PHYS_ADDR_MASK29;
-}
+#define PHYS_ADDR_MASK		0x1fffffff
 #endif
 
-#define PTE_PHYS_MASK		(phys_addr_mask() & PAGE_MASK)
+#define PTE_PHYS_MASK		(PHYS_ADDR_MASK & PAGE_MASK)
 #define PTE_FLAGS_MASK		(~(PTE_PHYS_MASK) << PAGE_SHIFT)
 
 #ifdef CONFIG_SUPERH32

diff --git a/trunk/arch/sh/include/asm/pgtable_32.h b/trunk/arch/sh/include/asm/pgtable_32.h
@@ -108,7 +108,7 @@ static inline unsigned long copy_ptea_attributes(unsigned long x)
 #define _PAGE_CLEAR_FLAGS	(_PAGE_PROTNONE | _PAGE_ACCESSED | _PAGE_FILE)
 #endif
 
-#define _PAGE_FLAGS_HARDWARE_MASK	(phys_addr_mask() & ~(_PAGE_CLEAR_FLAGS))
+#define _PAGE_FLAGS_HARDWARE_MASK	(PHYS_ADDR_MASK & ~(_PAGE_CLEAR_FLAGS))
 
 /* Hardware flags, page size encoding */
 #if !defined(CONFIG_MMU)

diff --git a/trunk/arch/sh/include/asm/scatterlist.h b/trunk/arch/sh/include/asm/scatterlist.h
@@ -1,7 +1,7 @@
 #ifndef __ASM_SH_SCATTERLIST_H
 #define __ASM_SH_SCATTERLIST_H
 
-#define ISA_DMA_THRESHOLD	phys_addr_mask()
+#define ISA_DMA_THRESHOLD	PHYS_ADDR_MASK
 
 #include <asm-generic/scatterlist.h>
 

diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-shx3.c
@@ -268,11 +268,7 @@ enum {
 	UNUSED = 0,
 
 	/* interrupt sources */
-	IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
-	IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
-	IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
-	IRL_HHLL, IRL_HHLH, IRL_HHHL,
-	IRQ0, IRQ1, IRQ2, IRQ3,
+	IRL, IRQ0, IRQ1, IRQ2, IRQ3,
 	HUDII,
 	TMU0, TMU1, TMU2, TMU3, TMU4, TMU5,
 	PCII0, PCII1, PCII2, PCII3, PCII4,
@@ -295,7 +291,7 @@ enum {
 	INTICI4, INTICI5, INTICI6, INTICI7,
 
 	/* interrupt groups */
-	IRL, PCII56789, SCIF0, SCIF1, SCIF2, SCIF3,
+	PCII56789, SCIF0, SCIF1, SCIF2, SCIF3,
 	DMAC0, DMAC1,
 };
 
@@ -348,10 +344,6 @@ static struct intc_vect vectors[] __initdata = {
 };
 
 static struct intc_group groups[] __initdata = {
-	INTC_GROUP(IRL, IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
-		   IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
-		   IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
-		   IRL_HHLL, IRL_HHLH, IRL_HHHL),
 	INTC_GROUP(PCII56789, PCII5, PCII6, PCII7, PCII8, PCII9),
 	INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
 	INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
@@ -427,14 +419,14 @@ static DECLARE_INTC_DESC(intc_desc_irq, "shx3-irq", vectors_irq, groups,
 
 /* External interrupt pins in IRL mode */
 static struct intc_vect vectors_irl[] __initdata = {
-	INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
-	INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
-	INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
-	INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
-	INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
-	INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
-	INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
-	INTC_VECT(IRL_HHHL, 0x3c0),
+	INTC_VECT(IRL, 0x200), INTC_VECT(IRL, 0x220),
+	INTC_VECT(IRL, 0x240), INTC_VECT(IRL, 0x260),
+	INTC_VECT(IRL, 0x280), INTC_VECT(IRL, 0x2a0),
+	INTC_VECT(IRL, 0x2c0), INTC_VECT(IRL, 0x2e0),
+	INTC_VECT(IRL, 0x300), INTC_VECT(IRL, 0x320),
+	INTC_VECT(IRL, 0x340), INTC_VECT(IRL, 0x360),
+	INTC_VECT(IRL, 0x380), INTC_VECT(IRL, 0x3a0),
+	INTC_VECT(IRL, 0x3c0),
 };
 
 static DECLARE_INTC_DESC(intc_desc_irl, "shx3-irl", vectors_irl, groups,