aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-sh
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-sh')
-rw-r--r--include/asm-sh/clock.h21
-rw-r--r--include/asm-sh/cpu-sh4/cacheflush.h1
-rw-r--r--include/asm-sh/cpu-sh4/freq.h4
-rw-r--r--include/asm-sh/device.h5
-rw-r--r--include/asm-sh/elf.h53
-rw-r--r--include/asm-sh/hw_irq.h4
-rw-r--r--include/asm-sh/migor.h15
-rw-r--r--include/asm-sh/mmu.h4
-rw-r--r--include/asm-sh/mmu_context.h3
-rw-r--r--include/asm-sh/page.h2
-rw-r--r--include/asm-sh/pgtable_32.h4
-rw-r--r--include/asm-sh/processor.h1
-rw-r--r--include/asm-sh/processor_32.h5
-rw-r--r--include/asm-sh/processor_64.h4
-rw-r--r--include/asm-sh/ptrace.h5
-rw-r--r--include/asm-sh/se.h17
-rw-r--r--include/asm-sh/se7343.h93
-rw-r--r--include/asm-sh/se7722.h4
-rw-r--r--include/asm-sh/segment.h30
-rw-r--r--include/asm-sh/sh7763rdp.h54
-rw-r--r--include/asm-sh/sh7785lcr.h55
-rw-r--r--include/asm-sh/system.h8
-rw-r--r--include/asm-sh/thread_info.h2
-rw-r--r--include/asm-sh/timer.h1
-rw-r--r--include/asm-sh/uaccess.h222
-rw-r--r--include/asm-sh/uaccess_32.h344
-rw-r--r--include/asm-sh/uaccess_64.h206
-rw-r--r--include/asm-sh/unistd.h14
-rw-r--r--include/asm-sh/unistd_32.h8
-rw-r--r--include/asm-sh/unistd_64.h8
30 files changed, 646 insertions, 551 deletions
diff --git a/include/asm-sh/clock.h b/include/asm-sh/clock.h
index b550a27a7042..720dfab7b15e 100644
--- a/include/asm-sh/clock.h
+++ b/include/asm-sh/clock.h
@@ -5,6 +5,7 @@
5#include <linux/list.h> 5#include <linux/list.h>
6#include <linux/seq_file.h> 6#include <linux/seq_file.h>
7#include <linux/clk.h> 7#include <linux/clk.h>
8#include <linux/err.h>
8 9
9struct clk; 10struct clk;
10 11
@@ -30,6 +31,7 @@ struct clk {
30 31
31 unsigned long rate; 32 unsigned long rate;
32 unsigned long flags; 33 unsigned long flags;
34 unsigned long arch_flags;
33}; 35};
34 36
35#define CLK_ALWAYS_ENABLED (1 << 0) 37#define CLK_ALWAYS_ENABLED (1 << 0)
@@ -41,14 +43,27 @@ void arch_init_clk_ops(struct clk_ops **, int type);
41/* arch/sh/kernel/cpu/clock.c */ 43/* arch/sh/kernel/cpu/clock.c */
42int clk_init(void); 44int clk_init(void);
43 45
44int __clk_enable(struct clk *);
45void __clk_disable(struct clk *);
46
47void clk_recalc_rate(struct clk *); 46void clk_recalc_rate(struct clk *);
48 47
49int clk_register(struct clk *); 48int clk_register(struct clk *);
50void clk_unregister(struct clk *); 49void clk_unregister(struct clk *);
51 50
51static inline int clk_always_enable(const char *id)
52{
53 struct clk *clk;
54 int ret;
55
56 clk = clk_get(NULL, id);
57 if (IS_ERR(clk))
58 return PTR_ERR(clk);
59
60 ret = clk_enable(clk);
61 if (ret)
62 clk_put(clk);
63
64 return ret;
65}
66
52/* the exported API, in addition to clk_set_rate */ 67/* the exported API, in addition to clk_set_rate */
53/** 68/**
54 * clk_set_rate_ex - set the clock rate for a clock source, with additional parameter 69 * clk_set_rate_ex - set the clock rate for a clock source, with additional parameter
diff --git a/include/asm-sh/cpu-sh4/cacheflush.h b/include/asm-sh/cpu-sh4/cacheflush.h
index 5fd5c89ef86a..065306d376eb 100644
--- a/include/asm-sh/cpu-sh4/cacheflush.h
+++ b/include/asm-sh/cpu-sh4/cacheflush.h
@@ -30,7 +30,6 @@ void flush_dcache_page(struct page *pg);
30#define flush_dcache_mmap_unlock(mapping) do { } while (0) 30#define flush_dcache_mmap_unlock(mapping) do { } while (0)
31 31
32void flush_icache_range(unsigned long start, unsigned long end); 32void flush_icache_range(unsigned long start, unsigned long end);
33void flush_cache_sigtramp(unsigned long addr);
34void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, 33void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
35 unsigned long addr, int len); 34 unsigned long addr, int len);
36 35
diff --git a/include/asm-sh/cpu-sh4/freq.h b/include/asm-sh/cpu-sh4/freq.h
index da46e67ae26d..c23af81c2e70 100644
--- a/include/asm-sh/cpu-sh4/freq.h
+++ b/include/asm-sh/cpu-sh4/freq.h
@@ -12,12 +12,16 @@
12 12
13#if defined(CONFIG_CPU_SUBTYPE_SH7722) || \ 13#if defined(CONFIG_CPU_SUBTYPE_SH7722) || \
14 defined(CONFIG_CPU_SUBTYPE_SH7723) || \ 14 defined(CONFIG_CPU_SUBTYPE_SH7723) || \
15 defined(CONFIG_CPU_SUBTYPE_SH7343) || \
15 defined(CONFIG_CPU_SUBTYPE_SH7366) 16 defined(CONFIG_CPU_SUBTYPE_SH7366)
16#define FRQCR 0xa4150000 17#define FRQCR 0xa4150000
17#define VCLKCR 0xa4150004 18#define VCLKCR 0xa4150004
18#define SCLKACR 0xa4150008 19#define SCLKACR 0xa4150008
19#define SCLKBCR 0xa415000c 20#define SCLKBCR 0xa415000c
20#define IrDACLKCR 0xa4150010 21#define IrDACLKCR 0xa4150010
22#define MSTPCR0 0xa4150030
23#define MSTPCR1 0xa4150034
24#define MSTPCR2 0xa4150038
21#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \ 25#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
22 defined(CONFIG_CPU_SUBTYPE_SH7780) 26 defined(CONFIG_CPU_SUBTYPE_SH7780)
23#define FRQCR 0xffc80000 27#define FRQCR 0xffc80000
diff --git a/include/asm-sh/device.h b/include/asm-sh/device.h
index d8f9872b0e2d..efd511d0803a 100644
--- a/include/asm-sh/device.h
+++ b/include/asm-sh/device.h
@@ -5,3 +5,8 @@
5 */ 5 */
6#include <asm-generic/device.h> 6#include <asm-generic/device.h>
7 7
8struct platform_device;
9/* allocate contiguous memory chunk and fill in struct resource */
10int platform_resource_setup_memory(struct platform_device *pdev,
11 char *name, unsigned long memsize);
12
diff --git a/include/asm-sh/elf.h b/include/asm-sh/elf.h
index 05092da1aa59..f01449a8d378 100644
--- a/include/asm-sh/elf.h
+++ b/include/asm-sh/elf.h
@@ -1,10 +1,15 @@
1#ifndef __ASM_SH_ELF_H 1#ifndef __ASM_SH_ELF_H
2#define __ASM_SH_ELF_H 2#define __ASM_SH_ELF_H
3 3
4#include <linux/utsname.h>
4#include <asm/auxvec.h> 5#include <asm/auxvec.h>
5#include <asm/ptrace.h> 6#include <asm/ptrace.h>
6#include <asm/user.h> 7#include <asm/user.h>
7 8
9/* ELF header e_flags defines */
10#define EF_SH_PIC 0x100 /* -fpic */
11#define EF_SH_FDPIC 0x8000 /* -mfdpic */
12
8/* SH (particularly SHcompact) relocation types */ 13/* SH (particularly SHcompact) relocation types */
9#define R_SH_NONE 0 14#define R_SH_NONE 0
10#define R_SH_DIR32 1 15#define R_SH_DIR32 1
@@ -43,6 +48,28 @@
43#define R_SH_RELATIVE 165 48#define R_SH_RELATIVE 165
44#define R_SH_GOTOFF 166 49#define R_SH_GOTOFF 166
45#define R_SH_GOTPC 167 50#define R_SH_GOTPC 167
51
52/* FDPIC relocs */
53#define R_SH_GOT20 70
54#define R_SH_GOTOFF20 71
55#define R_SH_GOTFUNCDESC 72
56#define R_SH_GOTFUNCDESC20 73
57#define R_SH_GOTOFFFUNCDESC 74
58#define R_SH_GOTOFFFUNCDESC20 75
59#define R_SH_FUNCDESC 76
60#define R_SH_FUNCDESC_VALUE 77
61
62#if 0 /* XXX - later .. */
63#define R_SH_GOT20 198
64#define R_SH_GOTOFF20 199
65#define R_SH_GOTFUNCDESC 200
66#define R_SH_GOTFUNCDESC20 201
67#define R_SH_GOTOFFFUNCDESC 202
68#define R_SH_GOTOFFFUNCDESC20 203
69#define R_SH_FUNCDESC 204
70#define R_SH_FUNCDESC_VALUE 205
71#endif
72
46/* SHmedia relocs */ 73/* SHmedia relocs */
47#define R_SH_IMM_LOW16 246 74#define R_SH_IMM_LOW16 246
48#define R_SH_IMM_LOW16_PCREL 247 75#define R_SH_IMM_LOW16_PCREL 247
@@ -77,9 +104,12 @@ typedef struct user_fpu_struct elf_fpregset_t;
77/* 104/*
78 * This is used to ensure we don't load something for the wrong architecture. 105 * This is used to ensure we don't load something for the wrong architecture.
79 */ 106 */
80#define elf_check_arch(x) ( (x)->e_machine == EM_SH ) 107#define elf_check_arch(x) ((x)->e_machine == EM_SH)
108#define elf_check_fdpic(x) ((x)->e_flags & EF_SH_FDPIC)
109#define elf_check_const_displacement(x) ((x)->e_flags & EF_SH_PIC)
81 110
82#define USE_ELF_CORE_DUMP 111#define USE_ELF_CORE_DUMP
112#define ELF_FDPIC_CORE_EFLAGS EF_SH_FDPIC
83#define ELF_EXEC_PAGESIZE PAGE_SIZE 113#define ELF_EXEC_PAGESIZE PAGE_SIZE
84 114
85/* This is the location that an ET_DYN program is loaded if exec'ed. Typical 115/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
@@ -136,6 +166,27 @@ typedef struct user_fpu_struct elf_fpregset_t;
136 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ 166 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
137 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \ 167 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
138 _r->sr = SR_FD; } while (0) 168 _r->sr = SR_FD; } while (0)
169
170#define ELF_FDPIC_PLAT_INIT(_r, _exec_map_addr, _interp_map_addr, \
171 _dynamic_addr) \
172do { \
173 _r->regs[0] = 0; \
174 _r->regs[1] = 0; \
175 _r->regs[2] = 0; \
176 _r->regs[3] = 0; \
177 _r->regs[4] = 0; \
178 _r->regs[5] = 0; \
179 _r->regs[6] = 0; \
180 _r->regs[7] = 0; \
181 _r->regs[8] = _exec_map_addr; \
182 _r->regs[9] = _interp_map_addr; \
183 _r->regs[10] = _dynamic_addr; \
184 _r->regs[11] = 0; \
185 _r->regs[12] = 0; \
186 _r->regs[13] = 0; \
187 _r->regs[14] = 0; \
188 _r->sr = SR_FD; \
189} while (0)
139#endif 190#endif
140 191
141#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT) 192#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT)
diff --git a/include/asm-sh/hw_irq.h b/include/asm-sh/hw_irq.h
index 7438d1e21bc9..d557b00111bf 100644
--- a/include/asm-sh/hw_irq.h
+++ b/include/asm-sh/hw_irq.h
@@ -79,7 +79,7 @@ struct intc_desc {
79 struct intc_sense_reg *sense_regs; 79 struct intc_sense_reg *sense_regs;
80 unsigned int nr_sense_regs; 80 unsigned int nr_sense_regs;
81 char *name; 81 char *name;
82#ifdef CONFIG_CPU_SH3 82#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A)
83 struct intc_mask_reg *ack_regs; 83 struct intc_mask_reg *ack_regs;
84 unsigned int nr_ack_regs; 84 unsigned int nr_ack_regs;
85#endif 85#endif
@@ -95,7 +95,7 @@ struct intc_desc symbol __initdata = { \
95 chipname, \ 95 chipname, \
96} 96}
97 97
98#ifdef CONFIG_CPU_SH3 98#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A)
99#define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \ 99#define DECLARE_INTC_DESC_ACK(symbol, chipname, vectors, groups, \
100 mask_regs, prio_regs, sense_regs, ack_regs) \ 100 mask_regs, prio_regs, sense_regs, ack_regs) \
101struct intc_desc symbol __initdata = { \ 101struct intc_desc symbol __initdata = { \
diff --git a/include/asm-sh/migor.h b/include/asm-sh/migor.h
index 2329363afdc3..10016e0f4a4e 100644
--- a/include/asm-sh/migor.h
+++ b/include/asm-sh/migor.h
@@ -16,10 +16,6 @@
16#include <asm/addrspace.h> 16#include <asm/addrspace.h>
17 17
18/* GPIO */ 18/* GPIO */
19#define MSTPCR0 0xa4150030
20#define MSTPCR1 0xa4150034
21#define MSTPCR2 0xa4150038
22
23#define PORT_PACR 0xa4050100 19#define PORT_PACR 0xa4050100
24#define PORT_PDCR 0xa4050106 20#define PORT_PDCR 0xa4050106
25#define PORT_PECR 0xa4050108 21#define PORT_PECR 0xa4050108
@@ -29,11 +25,16 @@
29#define PORT_PLCR 0xa4050114 25#define PORT_PLCR 0xa4050114
30#define PORT_PMCR 0xa4050116 26#define PORT_PMCR 0xa4050116
31#define PORT_PRCR 0xa405011c 27#define PORT_PRCR 0xa405011c
28#define PORT_PTCR 0xa4050140
29#define PORT_PUCR 0xa4050142
30#define PORT_PVCR 0xa4050144
32#define PORT_PWCR 0xa4050146 31#define PORT_PWCR 0xa4050146
33#define PORT_PXCR 0xa4050148 32#define PORT_PXCR 0xa4050148
34#define PORT_PYCR 0xa405014a 33#define PORT_PYCR 0xa405014a
35#define PORT_PZCR 0xa405014c 34#define PORT_PZCR 0xa405014c
36#define PORT_PADR 0xa4050120 35#define PORT_PADR 0xa4050120
36#define PORT_PHDR 0xa405012e
37#define PORT_PTDR 0xa4050160
37#define PORT_PWDR 0xa4050166 38#define PORT_PWDR 0xa4050166
38 39
39#define PORT_HIZCRA 0xa4050158 40#define PORT_HIZCRA 0xa4050158
@@ -48,6 +49,7 @@
48#define PORT_PSELB 0xa4050150 49#define PORT_PSELB 0xa4050150
49#define PORT_PSELC 0xa4050152 50#define PORT_PSELC 0xa4050152
50#define PORT_PSELD 0xa4050154 51#define PORT_PSELD 0xa4050154
52#define PORT_PSELE 0xa4050156
51 53
52#define PORT_HIZCRA 0xa4050158 54#define PORT_HIZCRA 0xa4050158
53#define PORT_HIZCRB 0xa405015a 55#define PORT_HIZCRB 0xa405015a
@@ -55,4 +57,9 @@
55 57
56#define BSC_CS6ABCR 0xfec1001c 58#define BSC_CS6ABCR 0xfec1001c
57 59
60#include <asm/sh_mobile_lcdc.h>
61
62int migor_lcd_qvga_setup(void *board_data, void *sys_ops_handle,
63 struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
64
58#endif /* __ASM_SH_MIGOR_H */ 65#endif /* __ASM_SH_MIGOR_H */
diff --git a/include/asm-sh/mmu.h b/include/asm-sh/mmu.h
index eb0358c097d0..fdcb93bc6d11 100644
--- a/include/asm-sh/mmu.h
+++ b/include/asm-sh/mmu.h
@@ -12,6 +12,10 @@ typedef struct {
12 struct vm_list_struct *vmlist; 12 struct vm_list_struct *vmlist;
13 unsigned long end_brk; 13 unsigned long end_brk;
14#endif 14#endif
15#ifdef CONFIG_BINFMT_ELF_FDPIC
16 unsigned long exec_fdpic_loadmap;
17 unsigned long interp_fdpic_loadmap;
18#endif
15} mm_context_t; 19} mm_context_t;
16 20
17/* 21/*
diff --git a/include/asm-sh/mmu_context.h b/include/asm-sh/mmu_context.h
index 87e812f68bb0..8589a50febd0 100644
--- a/include/asm-sh/mmu_context.h
+++ b/include/asm-sh/mmu_context.h
@@ -27,8 +27,9 @@
27/* ASID is 8-bit value, so it can't be 0x100 */ 27/* ASID is 8-bit value, so it can't be 0x100 */
28#define MMU_NO_ASID 0x100 28#define MMU_NO_ASID 0x100
29 29
30#ifdef CONFIG_MMU
31#define asid_cache(cpu) (cpu_data[cpu].asid_cache) 30#define asid_cache(cpu) (cpu_data[cpu].asid_cache)
31
32#ifdef CONFIG_MMU
32#define cpu_context(cpu, mm) ((mm)->context.id[cpu]) 33#define cpu_context(cpu, mm) ((mm)->context.id[cpu])
33 34
34#define cpu_asid(cpu, mm) \ 35#define cpu_asid(cpu, mm) \
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index 5dc01d2fcc4c..77fb8bf02e4e 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -12,6 +12,8 @@
12# define PAGE_SHIFT 12 12# define PAGE_SHIFT 12
13#elif defined(CONFIG_PAGE_SIZE_8KB) 13#elif defined(CONFIG_PAGE_SIZE_8KB)
14# define PAGE_SHIFT 13 14# define PAGE_SHIFT 13
15#elif defined(CONFIG_PAGE_SIZE_16KB)
16# define PAGE_SHIFT 14
15#elif defined(CONFIG_PAGE_SIZE_64KB) 17#elif defined(CONFIG_PAGE_SIZE_64KB)
16# define PAGE_SHIFT 16 18# define PAGE_SHIFT 16
17#else 19#else
diff --git a/include/asm-sh/pgtable_32.h b/include/asm-sh/pgtable_32.h
index cbc731d35c25..72ea209195bd 100644
--- a/include/asm-sh/pgtable_32.h
+++ b/include/asm-sh/pgtable_32.h
@@ -102,7 +102,9 @@
102#define _PAGE_FLAGS_HARDWARE_MASK (PHYS_ADDR_MASK & ~(_PAGE_CLEAR_FLAGS)) 102#define _PAGE_FLAGS_HARDWARE_MASK (PHYS_ADDR_MASK & ~(_PAGE_CLEAR_FLAGS))
103 103
104/* Hardware flags, page size encoding */ 104/* Hardware flags, page size encoding */
105#if defined(CONFIG_X2TLB) 105#if !defined(CONFIG_MMU)
106# define _PAGE_FLAGS_HARD 0ULL
107#elif defined(CONFIG_X2TLB)
106# if defined(CONFIG_PAGE_SIZE_4KB) 108# if defined(CONFIG_PAGE_SIZE_4KB)
107# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ0) 109# define _PAGE_FLAGS_HARD _PAGE_EXT(_PAGE_EXT_ESZ0)
108# elif defined(CONFIG_PAGE_SIZE_8KB) 110# elif defined(CONFIG_PAGE_SIZE_8KB)
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index b7c7ce80f03e..15d9f92ca383 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -2,6 +2,7 @@
2#define __ASM_SH_PROCESSOR_H 2#define __ASM_SH_PROCESSOR_H
3 3
4#include <asm/cpu-features.h> 4#include <asm/cpu-features.h>
5#include <asm/segment.h>
5 6
6#ifndef __ASSEMBLY__ 7#ifndef __ASSEMBLY__
7/* 8/*
diff --git a/include/asm-sh/processor_32.h b/include/asm-sh/processor_32.h
index c09305d6a9d9..c6583f267071 100644
--- a/include/asm-sh/processor_32.h
+++ b/include/asm-sh/processor_32.h
@@ -28,6 +28,7 @@
28 28
29struct sh_cpuinfo { 29struct sh_cpuinfo {
30 unsigned int type; 30 unsigned int type;
31 int cut_major, cut_minor;
31 unsigned long loops_per_jiffy; 32 unsigned long loops_per_jiffy;
32 unsigned long asid_cache; 33 unsigned long asid_cache;
33 34
@@ -113,10 +114,6 @@ struct thread_struct {
113 union sh_fpu_union fpu; 114 union sh_fpu_union fpu;
114}; 115};
115 116
116typedef struct {
117 unsigned long seg;
118} mm_segment_t;
119
120/* Count of active tasks with UBC settings */ 117/* Count of active tasks with UBC settings */
121extern int ubc_usercnt; 118extern int ubc_usercnt;
122 119
diff --git a/include/asm-sh/processor_64.h b/include/asm-sh/processor_64.h
index 88a2edf8fa5d..fc7fc685ba27 100644
--- a/include/asm-sh/processor_64.h
+++ b/include/asm-sh/processor_64.h
@@ -166,10 +166,6 @@ struct thread_struct {
166 union sh_fpu_union fpu; 166 union sh_fpu_union fpu;
167}; 167};
168 168
169typedef struct {
170 unsigned long seg;
171} mm_segment_t;
172
173#define INIT_MMAP \ 169#define INIT_MMAP \
174{ &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL } 170{ &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL }
175 171
diff --git a/include/asm-sh/ptrace.h b/include/asm-sh/ptrace.h
index 7d36dc3bee69..643ab5a7cf3b 100644
--- a/include/asm-sh/ptrace.h
+++ b/include/asm-sh/ptrace.h
@@ -87,6 +87,11 @@ struct pt_dspregs {
87 unsigned long mod; 87 unsigned long mod;
88}; 88};
89 89
90#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */
91
92#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */
93#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */
94
90#define PTRACE_GETDSPREGS 55 95#define PTRACE_GETDSPREGS 55
91#define PTRACE_SETDSPREGS 56 96#define PTRACE_SETDSPREGS 56
92#endif 97#endif
diff --git a/include/asm-sh/se.h b/include/asm-sh/se.h
index bd2596c014a9..eb23000e1bbe 100644
--- a/include/asm-sh/se.h
+++ b/include/asm-sh/se.h
@@ -76,6 +76,23 @@
76#define IRQ_CFCARD 7 76#define IRQ_CFCARD 7
77#endif 77#endif
78 78
79/* SH Ether support (SH7710/SH7712) */
80/* Base address */
81#define SH_ETH0_BASE 0xA7000000
82#define SH_ETH1_BASE 0xA7000400
83/* PHY ID */
84#if defined(CONFIG_CPU_SUBTYPE_SH7710)
85# define PHY_ID 0x00
86#elif defined(CONFIG_CPU_SUBTYPE_SH7712)
87# define PHY_ID 0x01
88#endif
89/* Ether IRQ */
90#define SH_ETH0_IRQ 80
91#define SH_ETH1_IRQ 81
92#define SH_TSU_IRQ 82
93
94void init_se_IRQ(void);
95
79#define __IO_PREFIX se 96#define __IO_PREFIX se
80#include <asm/io_generic.h> 97#include <asm/io_generic.h>
81 98
diff --git a/include/asm-sh/se7343.h b/include/asm-sh/se7343.h
index e7914a54aa96..98458460e632 100644
--- a/include/asm-sh/se7343.h
+++ b/include/asm-sh/se7343.h
@@ -59,24 +59,91 @@
59#define PA_LCD1 0xb8000000 59#define PA_LCD1 0xb8000000
60#define PA_LCD2 0xb8800000 60#define PA_LCD2 0xb8800000
61 61
62#define PORT_PACR 0xA4050100
63#define PORT_PBCR 0xA4050102
64#define PORT_PCCR 0xA4050104
65#define PORT_PDCR 0xA4050106
66#define PORT_PECR 0xA4050108
67#define PORT_PFCR 0xA405010A
68#define PORT_PGCR 0xA405010C
69#define PORT_PHCR 0xA405010E
70#define PORT_PJCR 0xA4050110
71#define PORT_PKCR 0xA4050112
72#define PORT_PLCR 0xA4050114
73#define PORT_PMCR 0xA4050116
74#define PORT_PNCR 0xA4050118
75#define PORT_PQCR 0xA405011A
76#define PORT_PRCR 0xA405011C
77#define PORT_PSCR 0xA405011E
78#define PORT_PTCR 0xA4050140
79#define PORT_PUCR 0xA4050142
80#define PORT_PVCR 0xA4050144
81#define PORT_PWCR 0xA4050146
82#define PORT_PYCR 0xA4050148
83#define PORT_PZCR 0xA405014A
84
85#define PORT_PSELA 0xA405014C
86#define PORT_PSELB 0xA405014E
87#define PORT_PSELC 0xA4050150
88#define PORT_PSELD 0xA4050152
89#define PORT_PSELE 0xA4050154
90
91#define PORT_HIZCRA 0xA4050156
92#define PORT_HIZCRB 0xA4050158
93#define PORT_HIZCRC 0xA405015C
94
95#define PORT_DRVCR 0xA4050180
96
97#define PORT_PADR 0xA4050120
98#define PORT_PBDR 0xA4050122
99#define PORT_PCDR 0xA4050124
100#define PORT_PDDR 0xA4050126
101#define PORT_PEDR 0xA4050128
102#define PORT_PFDR 0xA405012A
103#define PORT_PGDR 0xA405012C
104#define PORT_PHDR 0xA405012E
105#define PORT_PJDR 0xA4050130
106#define PORT_PKDR 0xA4050132
107#define PORT_PLDR 0xA4050134
108#define PORT_PMDR 0xA4050136
109#define PORT_PNDR 0xA4050138
110#define PORT_PQDR 0xA405013A
111#define PORT_PRDR 0xA405013C
112#define PORT_PTDR 0xA4050160
113#define PORT_PUDR 0xA4050162
114#define PORT_PVDR 0xA4050164
115#define PORT_PWDR 0xA4050166
116#define PORT_PYDR 0xA4050168
117
118#define FPGA_IN 0xb1400000
119#define FPGA_OUT 0xb1400002
120
62#define __IO_PREFIX sh7343se 121#define __IO_PREFIX sh7343se
63#include <asm/io_generic.h> 122#include <asm/io_generic.h>
64 123
65/* External Multiplexed interrupts */ 124#define IRQ0_IRQ 32
66#define PC_IRQ0 OFFCHIP_IRQ_BASE 125#define IRQ1_IRQ 33
67#define PC_IRQ1 (PC_IRQ0 + 1) 126#define IRQ4_IRQ 36
68#define PC_IRQ2 (PC_IRQ1 + 1) 127#define IRQ5_IRQ 37
69#define PC_IRQ3 (PC_IRQ2 + 1) 128
129#define SE7343_FPGA_IRQ_MRSHPC0 0
130#define SE7343_FPGA_IRQ_MRSHPC1 1
131#define SE7343_FPGA_IRQ_MRSHPC2 2
132#define SE7343_FPGA_IRQ_MRSHPC3 3
133#define SE7343_FPGA_IRQ_SMC 6 /* EXT_IRQ2 */
134#define SE7343_FPGA_IRQ_USB 8
70 135
71#define EXT_IRQ0 (PC_IRQ3 + 1) 136#define SE7343_FPGA_IRQ_NR 11
72#define EXT_IRQ1 (EXT_IRQ0 + 1) 137#define SE7343_FPGA_IRQ_BASE 120
73#define EXT_IRQ2 (EXT_IRQ1 + 1)
74#define EXT_IRQ3 (EXT_IRQ2 + 1)
75 138
76#define USB_IRQ0 (EXT_IRQ3 + 1) 139#define MRSHPC_IRQ3 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC3)
77#define USB_IRQ1 (USB_IRQ0 + 1) 140#define MRSHPC_IRQ2 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC2)
141#define MRSHPC_IRQ1 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC1)
142#define MRSHPC_IRQ0 (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_MRSHPC0)
143#define SMC_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_SMC)
144#define USB_IRQ (SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_USB)
78 145
79#define UART_IRQ0 (USB_IRQ1 + 1) 146/* arch/sh/boards/se/7343/irq.c */
80#define UART_IRQ1 (UART_IRQ0 + 1) 147void init_7343se_IRQ(void);
81 148
82#endif /* __ASM_SH_HITACHI_SE7343_H */ 149#endif /* __ASM_SH_HITACHI_SE7343_H */
diff --git a/include/asm-sh/se7722.h b/include/asm-sh/se7722.h
index 3690fe5857a4..e971d9a82f4a 100644
--- a/include/asm-sh/se7722.h
+++ b/include/asm-sh/se7722.h
@@ -55,10 +55,6 @@
55 55
56#define PA_LAN (PA_AREA6_IO + 0) /* SMC LAN91C111 */ 56#define PA_LAN (PA_AREA6_IO + 0) /* SMC LAN91C111 */
57/* GPIO */ 57/* GPIO */
58#define MSTPCR0 0xA4150030UL
59#define MSTPCR1 0xA4150034UL
60#define MSTPCR2 0xA4150038UL
61
62#define FPGA_IN 0xb1840000UL 58#define FPGA_IN 0xb1840000UL
63#define FPGA_OUT 0xb1840004UL 59#define FPGA_OUT 0xb1840004UL
64 60
diff --git a/include/asm-sh/segment.h b/include/asm-sh/segment.h
index e417eab4c7d7..5e2725f4ac49 100644
--- a/include/asm-sh/segment.h
+++ b/include/asm-sh/segment.h
@@ -1,6 +1,34 @@
1#ifndef __ASM_SH_SEGMENT_H 1#ifndef __ASM_SH_SEGMENT_H
2#define __ASM_SH_SEGMENT_H 2#define __ASM_SH_SEGMENT_H
3 3
4/* Only here because we have some old header files that expect it.. */ 4#ifndef __ASSEMBLY__
5 5
6typedef struct {
7 unsigned long seg;
8} mm_segment_t;
9
10#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
11
12/*
13 * The fs value determines whether argument validity checking should be
14 * performed or not. If get_fs() == USER_DS, checking is performed, with
15 * get_fs() == KERNEL_DS, checking is bypassed.
16 *
17 * For historical reasons, these macros are grossly misnamed.
18 */
19#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL)
20#ifdef CONFIG_MMU
21#define USER_DS MAKE_MM_SEG(PAGE_OFFSET)
22#else
23#define USER_DS KERNEL_DS
24#endif
25
26#define segment_eq(a,b) ((a).seg == (b).seg)
27
28#define get_ds() (KERNEL_DS)
29
30#define get_fs() (current_thread_info()->addr_limit)
31#define set_fs(x) (current_thread_info()->addr_limit = (x))
32
33#endif /* __ASSEMBLY__ */
6#endif /* __ASM_SH_SEGMENT_H */ 34#endif /* __ASM_SH_SEGMENT_H */
diff --git a/include/asm-sh/sh7763rdp.h b/include/asm-sh/sh7763rdp.h
new file mode 100644
index 000000000000..8750cc852977
--- /dev/null
+++ b/include/asm-sh/sh7763rdp.h
@@ -0,0 +1,54 @@
1#ifndef __ASM_SH_SH7763RDP_H
2#define __ASM_SH_SH7763RDP_H
3
4/*
5 * linux/include/asm-sh/sh7763drp.h
6 *
7 * Copyright (C) 2008 Renesas Solutions
8 * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
9 *
10 * This file is subject to the terms and conditions of the GNU General Public
11 * License. See the file "COPYING" in the main directory of this archive
12 * for more details.
13 *
14 */
15#include <asm/addrspace.h>
16
17/* clock control */
18#define MSTPCR1 0xFFC80038
19
20/* PORT */
21#define PORT_PSEL0 0xFFEF0070
22#define PORT_PSEL1 0xFFEF0072
23#define PORT_PSEL2 0xFFEF0074
24#define PORT_PSEL3 0xFFEF0076
25#define PORT_PSEL4 0xFFEF0078
26
27#define PORT_PACR 0xFFEF0000
28#define PORT_PCCR 0xFFEF0004
29#define PORT_PFCR 0xFFEF000A
30#define PORT_PGCR 0xFFEF000C
31#define PORT_PHCR 0xFFEF000E
32#define PORT_PICR 0xFFEF0010
33#define PORT_PJCR 0xFFEF0012
34#define PORT_PKCR 0xFFEF0014
35#define PORT_PLCR 0xFFEF0016
36#define PORT_PMCR 0xFFEF0018
37#define PORT_PNCR 0xFFEF001A
38
39/* FPGA */
40#define CPLD_BOARD_ID_ERV_REG 0xB1000000
41#define CPLD_CPLD_CMD_REG 0xB1000006
42
43/*
44 * USB SH7763RDP board can use Host only.
45 */
46#define USB_USBHSC 0xFFEC80f0
47
48/* arch/sh/boards/renesas/sh7763rdp/irq.c */
49void init_sh7763rdp_IRQ(void);
50int sh7763rdp_irq_demux(int irq);
51#define __IO_PREFIX sh7763rdp
52#include <asm/io_generic.h>
53
54#endif /* __ASM_SH_SH7763RDP_H */
diff --git a/include/asm-sh/sh7785lcr.h b/include/asm-sh/sh7785lcr.h
new file mode 100644
index 000000000000..1ce27d5c7491
--- /dev/null
+++ b/include/asm-sh/sh7785lcr.h
@@ -0,0 +1,55 @@
1#ifndef __ASM_SH_RENESAS_SH7785LCR_H
2#define __ASM_SH_RENESAS_SH7785LCR_H
3
4/*
5 * This board has 2 physical memory maps.
6 * It can be changed with DIP switch(S2-5).
7 *
8 * phys address | S2-5 = OFF | S2-5 = ON
9 * -----------------------------+---------------+---------------
10 * 0x00000000 - 0x03ffffff(CS0) | NOR Flash | NOR Flash
11 * 0x04000000 - 0x05ffffff(CS1) | PLD | PLD
12 * 0x06000000 - 0x07ffffff(CS1) | reserved | I2C
13 * 0x08000000 - 0x0bffffff(CS2) | USB | DDR SDRAM
14 * 0x0c000000 - 0x0fffffff(CS3) | SD | DDR SDRAM
15 * 0x10000000 - 0x13ffffff(CS4) | SM107 | SM107
16 * 0x14000000 - 0x17ffffff(CS5) | I2C | USB
17 * 0x18000000 - 0x1bffffff(CS6) | reserved | SD
18 * 0x40000000 - 0x5fffffff | DDR SDRAM | (cannot use)
19 *
20 */
21
22#define NOR_FLASH_ADDR 0x00000000
23#define NOR_FLASH_SIZE 0x04000000
24
25#define PLD_BASE_ADDR 0x04000000
26#define PLD_PCICR (PLD_BASE_ADDR + 0x00)
27#define PLD_LCD_BK_CONTR (PLD_BASE_ADDR + 0x02)
28#define PLD_LOCALCR (PLD_BASE_ADDR + 0x04)
29#define PLD_POFCR (PLD_BASE_ADDR + 0x06)
30#define PLD_LEDCR (PLD_BASE_ADDR + 0x08)
31#define PLD_SWSR (PLD_BASE_ADDR + 0x0a)
32#define PLD_VERSR (PLD_BASE_ADDR + 0x0c)
33#define PLD_MMSR (PLD_BASE_ADDR + 0x0e)
34
35#define SM107_MEM_ADDR 0x10000000
36#define SM107_MEM_SIZE 0x00e00000
37#define SM107_REG_ADDR 0x13e00000
38#define SM107_REG_SIZE 0x00200000
39
40#if defined(CONFIG_SH_SH7785LCR_29BIT_PHYSMAPS)
41#define R8A66597_ADDR 0x14000000 /* USB */
42#define CG200_ADDR 0x18000000 /* SD */
43#define PCA9564_ADDR 0x06000000 /* I2C */
44#else
45#define R8A66597_ADDR 0x08000000
46#define CG200_ADDR 0x0c000000
47#define PCA9564_ADDR 0x14000000
48#endif
49
50#define R8A66597_SIZE 0x00000100
51#define CG200_SIZE 0x00010000
52#define PCA9564_SIZE 0x00000100
53
54#endif /* __ASM_SH_RENESAS_SH7785LCR_H */
55
diff --git a/include/asm-sh/system.h b/include/asm-sh/system.h
index e65b6b822cb3..056d68cd2108 100644
--- a/include/asm-sh/system.h
+++ b/include/asm-sh/system.h
@@ -148,14 +148,6 @@ extern unsigned long cached_to_uncached;
148 148
149extern struct dentry *sh_debugfs_root; 149extern struct dentry *sh_debugfs_root;
150 150
151/* XXX
152 * disable hlt during certain critical i/o operations
153 */
154#define HAVE_DISABLE_HLT
155void disable_hlt(void);
156void enable_hlt(void);
157
158void default_idle(void);
159void per_cpu_trap_init(void); 151void per_cpu_trap_init(void);
160 152
161asmlinkage void break_point_trap(void); 153asmlinkage void break_point_trap(void);
diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h
index 5131e3907525..eeb4c747119e 100644
--- a/include/asm-sh/thread_info.h
+++ b/include/asm-sh/thread_info.h
@@ -38,6 +38,8 @@ struct thread_info {
38#define THREAD_SIZE_ORDER (1) 38#define THREAD_SIZE_ORDER (1)
39#elif defined(CONFIG_PAGE_SIZE_8KB) 39#elif defined(CONFIG_PAGE_SIZE_8KB)
40#define THREAD_SIZE_ORDER (1) 40#define THREAD_SIZE_ORDER (1)
41#elif defined(CONFIG_PAGE_SIZE_16KB)
42#define THREAD_SIZE_ORDER (0)
41#elif defined(CONFIG_PAGE_SIZE_64KB) 43#elif defined(CONFIG_PAGE_SIZE_64KB)
42#define THREAD_SIZE_ORDER (0) 44#define THREAD_SIZE_ORDER (0)
43#else 45#else
diff --git a/include/asm-sh/timer.h b/include/asm-sh/timer.h
index 701ba84c7049..327f7eb8976a 100644
--- a/include/asm-sh/timer.h
+++ b/include/asm-sh/timer.h
@@ -40,6 +40,5 @@ struct sys_timer *get_sys_timer(void);
40/* arch/sh/kernel/time.c */ 40/* arch/sh/kernel/time.c */
41void handle_timer_tick(void); 41void handle_timer_tick(void);
42extern unsigned long sh_hpt_frequency; 42extern unsigned long sh_hpt_frequency;
43extern struct clocksource clocksource_sh;
44 43
45#endif /* __ASM_SH_TIMER_H */ 44#endif /* __ASM_SH_TIMER_H */
diff --git a/include/asm-sh/uaccess.h b/include/asm-sh/uaccess.h
index b3440c305b5d..45c2c9b2993d 100644
--- a/include/asm-sh/uaccess.h
+++ b/include/asm-sh/uaccess.h
@@ -1,12 +1,171 @@
1#ifndef __ASM_SH_UACCESS_H 1#ifndef __ASM_SH_UACCESS_H
2#define __ASM_SH_UACCESS_H 2#define __ASM_SH_UACCESS_H
3 3
4#include <linux/errno.h>
5#include <linux/sched.h>
6#include <asm/segment.h>
7
8#define VERIFY_READ 0
9#define VERIFY_WRITE 1
10
11#define __addr_ok(addr) \
12 ((unsigned long __force)(addr) < current_thread_info()->addr_limit.seg)
13
14/*
15 * __access_ok: Check if address with size is OK or not.
16 *
17 * Uhhuh, this needs 33-bit arithmetic. We have a carry..
18 *
19 * sum := addr + size; carry? --> flag = true;
20 * if (sum >= addr_limit) flag = true;
21 */
22#define __access_ok(addr, size) \
23 (__addr_ok((addr) + (size)))
24#define access_ok(type, addr, size) \
25 (__chk_user_ptr(addr), \
26 __access_ok((unsigned long __force)(addr), (size)))
27
28/*
29 * Uh, these should become the main single-value transfer routines ...
30 * They automatically use the right size if we just have the right
31 * pointer type ...
32 *
33 * As SuperH uses the same address space for kernel and user data, we
34 * can just do these as direct assignments.
35 *
36 * Careful to not
37 * (a) re-use the arguments for side effects (sizeof is ok)
38 * (b) require any knowledge of processes at this stage
39 */
40#define put_user(x,ptr) __put_user_check((x), (ptr), sizeof(*(ptr)))
41#define get_user(x,ptr) __get_user_check((x), (ptr), sizeof(*(ptr)))
42
43/*
44 * The "__xxx" versions do not do address space checking, useful when
45 * doing multiple accesses to the same area (the user has to do the
46 * checks by hand with "access_ok()")
47 */
48#define __put_user(x,ptr) __put_user_nocheck((x), (ptr), sizeof(*(ptr)))
49#define __get_user(x,ptr) __get_user_nocheck((x), (ptr), sizeof(*(ptr)))
50
51struct __large_struct { unsigned long buf[100]; };
52#define __m(x) (*(struct __large_struct __user *)(x))
53
54#define __get_user_nocheck(x,ptr,size) \
55({ \
56 long __gu_err; \
57 unsigned long __gu_val; \
58 const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
59 __chk_user_ptr(ptr); \
60 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
61 (x) = (__typeof__(*(ptr)))__gu_val; \
62 __gu_err; \
63})
64
65#define __get_user_check(x,ptr,size) \
66({ \
67 long __gu_err = -EFAULT; \
68 unsigned long __gu_val = 0; \
69 const __typeof__(*(ptr)) *__gu_addr = (ptr); \
70 if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \
71 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
72 (x) = (__typeof__(*(ptr)))__gu_val; \
73 __gu_err; \
74})
75
76#define __put_user_nocheck(x,ptr,size) \
77({ \
78 long __pu_err; \
79 __typeof__(*(ptr)) __user *__pu_addr = (ptr); \
80 __chk_user_ptr(ptr); \
81 __put_user_size((x), __pu_addr, (size), __pu_err); \
82 __pu_err; \
83})
84
85#define __put_user_check(x,ptr,size) \
86({ \
87 long __pu_err = -EFAULT; \
88 __typeof__(*(ptr)) __user *__pu_addr = (ptr); \
89 if (likely(access_ok(VERIFY_WRITE, __pu_addr, size))) \
90 __put_user_size((x), __pu_addr, (size), \
91 __pu_err); \
92 __pu_err; \
93})
94
4#ifdef CONFIG_SUPERH32 95#ifdef CONFIG_SUPERH32
5# include "uaccess_32.h" 96# include "uaccess_32.h"
6#else 97#else
7# include "uaccess_64.h" 98# include "uaccess_64.h"
8#endif 99#endif
9 100
101/* Generic arbitrary sized copy. */
102/* Return the number of bytes NOT copied */
103__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n);
104
105static __always_inline unsigned long
106__copy_from_user(void *to, const void __user *from, unsigned long n)
107{
108 return __copy_user(to, (__force void *)from, n);
109}
110
111static __always_inline unsigned long __must_check
112__copy_to_user(void __user *to, const void *from, unsigned long n)
113{
114 return __copy_user((__force void *)to, from, n);
115}
116
117#define __copy_to_user_inatomic __copy_to_user
118#define __copy_from_user_inatomic __copy_from_user
119
120/*
121 * Clear the area and return remaining number of bytes
122 * (on failure. Usually it's 0.)
123 */
124__kernel_size_t __clear_user(void *addr, __kernel_size_t size);
125
126#define clear_user(addr,n) \
127({ \
128 void __user * __cl_addr = (addr); \
129 unsigned long __cl_size = (n); \
130 \
131 if (__cl_size && access_ok(VERIFY_WRITE, \
132 ((unsigned long)(__cl_addr)), __cl_size)) \
133 __cl_size = __clear_user(__cl_addr, __cl_size); \
134 \
135 __cl_size; \
136})
137
138/**
139 * strncpy_from_user: - Copy a NUL terminated string from userspace.
140 * @dst: Destination address, in kernel space. This buffer must be at
141 * least @count bytes long.
142 * @src: Source address, in user space.
143 * @count: Maximum number of bytes to copy, including the trailing NUL.
144 *
145 * Copies a NUL-terminated string from userspace to kernel space.
146 *
147 * On success, returns the length of the string (not including the trailing
148 * NUL).
149 *
150 * If access to userspace fails, returns -EFAULT (some data may have been
151 * copied).
152 *
153 * If @count is smaller than the length of the string, copies @count bytes
154 * and returns @count.
155 */
156#define strncpy_from_user(dest,src,count) \
157({ \
158 unsigned long __sfu_src = (unsigned long)(src); \
159 int __sfu_count = (int)(count); \
160 long __sfu_res = -EFAULT; \
161 \
162 if (__access_ok(__sfu_src, __sfu_count)) \
163 __sfu_res = __strncpy_from_user((unsigned long)(dest), \
164 __sfu_src, __sfu_count); \
165 \
166 __sfu_res; \
167})
168
10static inline unsigned long 169static inline unsigned long
11copy_from_user(void *to, const void __user *from, unsigned long n) 170copy_from_user(void *to, const void __user *from, unsigned long n)
12{ 171{
@@ -31,4 +190,67 @@ copy_to_user(void __user *to, const void *from, unsigned long n)
31 return __copy_size; 190 return __copy_size;
32} 191}
33 192
193/**
194 * strnlen_user: - Get the size of a string in user space.
195 * @s: The string to measure.
196 * @n: The maximum valid length
197 *
198 * Context: User context only. This function may sleep.
199 *
200 * Get the size of a NUL-terminated string in user space.
201 *
202 * Returns the size of the string INCLUDING the terminating NUL.
203 * On exception, returns 0.
204 * If the string is too long, returns a value greater than @n.
205 */
206static inline long strnlen_user(const char __user *s, long n)
207{
208 if (!__addr_ok(s))
209 return 0;
210 else
211 return __strnlen_user(s, n);
212}
213
214/**
215 * strlen_user: - Get the size of a string in user space.
216 * @str: The string to measure.
217 *
218 * Context: User context only. This function may sleep.
219 *
220 * Get the size of a NUL-terminated string in user space.
221 *
222 * Returns the size of the string INCLUDING the terminating NUL.
223 * On exception, returns 0.
224 *
225 * If there is a limit on the length of a valid string, you may wish to
226 * consider using strnlen_user() instead.
227 */
228#define strlen_user(str) strnlen_user(str, ~0UL >> 1)
229
230/*
231 * The exception table consists of pairs of addresses: the first is the
232 * address of an instruction that is allowed to fault, and the second is
233 * the address at which the program should continue. No registers are
234 * modified, so it is entirely up to the continuation code to figure out
235 * what to do.
236 *
237 * All the routines below use bits of fixup code that are out of line
238 * with the main instruction path. This means when everything is well,
239 * we don't even have to jump over them. Further, they do not intrude
240 * on our cache or tlb entries.
241 */
242struct exception_table_entry {
243 unsigned long insn, fixup;
244};
245
246#if defined(CONFIG_SUPERH64) && defined(CONFIG_MMU)
247#define ARCH_HAS_SEARCH_EXTABLE
248#endif
249
250int fixup_exception(struct pt_regs *regs);
251/* Returns 0 if exception not found and fixup.unit otherwise. */
252unsigned long search_exception_table(unsigned long addr);
253const struct exception_table_entry *search_exception_tables(unsigned long addr);
254
255
34#endif /* __ASM_SH_UACCESS_H */ 256#endif /* __ASM_SH_UACCESS_H */
diff --git a/include/asm-sh/uaccess_32.h b/include/asm-sh/uaccess_32.h
index 1e41fda74bd3..892fd6dea9db 100644
--- a/include/asm-sh/uaccess_32.h
+++ b/include/asm-sh/uaccess_32.h
@@ -1,9 +1,8 @@
1/* $Id: uaccess.h,v 1.11 2003/10/13 07:21:20 lethal Exp $ 1/*
2 *
3 * User space memory access functions 2 * User space memory access functions
4 * 3 *
5 * Copyright (C) 1999, 2002 Niibe Yutaka 4 * Copyright (C) 1999, 2002 Niibe Yutaka
6 * Copyright (C) 2003 Paul Mundt 5 * Copyright (C) 2003 - 2008 Paul Mundt
7 * 6 *
8 * Based on: 7 * Based on:
9 * MIPS implementation version 1.15 by 8 * MIPS implementation version 1.15 by
@@ -13,115 +12,6 @@
13#ifndef __ASM_SH_UACCESS_32_H 12#ifndef __ASM_SH_UACCESS_32_H
14#define __ASM_SH_UACCESS_32_H 13#define __ASM_SH_UACCESS_32_H
15 14
16#include <linux/errno.h>
17#include <linux/sched.h>
18
19#define VERIFY_READ 0
20#define VERIFY_WRITE 1
21
22/*
23 * The fs value determines whether argument validity checking should be
24 * performed or not. If get_fs() == USER_DS, checking is performed, with
25 * get_fs() == KERNEL_DS, checking is bypassed.
26 *
27 * For historical reasons (Data Segment Register?), these macros are misnamed.
28 */
29
30#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
31
32#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL)
33#define USER_DS MAKE_MM_SEG(PAGE_OFFSET)
34
35#define segment_eq(a,b) ((a).seg == (b).seg)
36
37#define get_ds() (KERNEL_DS)
38
39#if !defined(CONFIG_MMU)
40/* NOMMU is always true */
41#define __addr_ok(addr) (1)
42
43static inline mm_segment_t get_fs(void)
44{
45 return USER_DS;
46}
47
48static inline void set_fs(mm_segment_t s)
49{
50}
51
52/*
53 * __access_ok: Check if address with size is OK or not.
54 *
55 * If we don't have an MMU (or if its disabled) the only thing we really have
56 * to look out for is if the address resides somewhere outside of what
57 * available RAM we have.
58 */
59static inline int __access_ok(unsigned long addr, unsigned long size)
60{
61 return 1;
62}
63#else /* CONFIG_MMU */
64#define __addr_ok(addr) \
65 ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg))
66
67#define get_fs() (current_thread_info()->addr_limit)
68#define set_fs(x) (current_thread_info()->addr_limit = (x))
69
70/*
71 * __access_ok: Check if address with size is OK or not.
72 *
73 * Uhhuh, this needs 33-bit arithmetic. We have a carry..
74 *
75 * sum := addr + size; carry? --> flag = true;
76 * if (sum >= addr_limit) flag = true;
77 */
78static inline int __access_ok(unsigned long addr, unsigned long size)
79{
80 unsigned long flag, sum;
81
82 __asm__("clrt\n\t"
83 "addc %3, %1\n\t"
84 "movt %0\n\t"
85 "cmp/hi %4, %1\n\t"
86 "rotcl %0"
87 :"=&r" (flag), "=r" (sum)
88 :"1" (addr), "r" (size),
89 "r" (current_thread_info()->addr_limit.seg)
90 :"t");
91 return flag == 0;
92}
93#endif /* CONFIG_MMU */
94
95#define access_ok(type, addr, size) \
96 (__chk_user_ptr(addr), \
97 __access_ok((unsigned long __force)(addr), (size)))
98
99/*
100 * Uh, these should become the main single-value transfer routines ...
101 * They automatically use the right size if we just have the right
102 * pointer type ...
103 *
104 * As SuperH uses the same address space for kernel and user data, we
105 * can just do these as direct assignments.
106 *
107 * Careful to not
108 * (a) re-use the arguments for side effects (sizeof is ok)
109 * (b) require any knowledge of processes at this stage
110 */
111#define put_user(x,ptr) __put_user_check((x), (ptr), sizeof(*(ptr)))
112#define get_user(x,ptr) __get_user_check((x), (ptr), sizeof(*(ptr)))
113
114/*
115 * The "__xxx" versions do not do address space checking, useful when
116 * doing multiple accesses to the same area (the user has to do the
117 * checks by hand with "access_ok()")
118 */
119#define __put_user(x,ptr) __put_user_nocheck((x), (ptr), sizeof(*(ptr)))
120#define __get_user(x,ptr) __get_user_nocheck((x), (ptr), sizeof(*(ptr)))
121
122struct __large_struct { unsigned long buf[100]; };
123#define __m(x) (*(struct __large_struct __user *)(x))
124
125#define __get_user_size(x,ptr,size,retval) \ 15#define __get_user_size(x,ptr,size,retval) \
126do { \ 16do { \
127 retval = 0; \ 17 retval = 0; \
@@ -141,28 +31,7 @@ do { \
141 } \ 31 } \
142} while (0) 32} while (0)
143 33
144#define __get_user_nocheck(x,ptr,size) \ 34#ifdef CONFIG_MMU
145({ \
146 long __gu_err; \
147 unsigned long __gu_val; \
148 const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
149 __chk_user_ptr(ptr); \
150 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
151 (x) = (__typeof__(*(ptr)))__gu_val; \
152 __gu_err; \
153})
154
155#define __get_user_check(x,ptr,size) \
156({ \
157 long __gu_err = -EFAULT; \
158 unsigned long __gu_val = 0; \
159 const __typeof__(*(ptr)) *__gu_addr = (ptr); \
160 if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \
161 __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
162 (x) = (__typeof__(*(ptr)))__gu_val; \
163 __gu_err; \
164})
165
166#define __get_user_asm(x, addr, err, insn) \ 35#define __get_user_asm(x, addr, err, insn) \
167({ \ 36({ \
168__asm__ __volatile__( \ 37__asm__ __volatile__( \
@@ -183,6 +52,16 @@ __asm__ __volatile__( \
183 ".previous" \ 52 ".previous" \
184 :"=&r" (err), "=&r" (x) \ 53 :"=&r" (err), "=&r" (x) \
185 :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); }) 54 :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); })
55#else
56#define __get_user_asm(x, addr, err, insn) \
57do { \
58 __asm__ __volatile__ ( \
59 "mov." insn " %1, %0\n\t" \
60 : "=&r" (x) \
61 : "m" (__m(addr)) \
62 ); \
63} while (0)
64#endif /* CONFIG_MMU */
186 65
187extern void __get_user_unknown(void); 66extern void __get_user_unknown(void);
188 67
@@ -197,7 +76,8 @@ do { \
197 __put_user_asm(x, ptr, retval, "w"); \ 76 __put_user_asm(x, ptr, retval, "w"); \
198 break; \ 77 break; \
199 case 4: \ 78 case 4: \
200 __put_user_asm(x, ptr, retval, "l"); \ 79 __put_user_asm((u32)x, ptr, \
80 retval, "l"); \
201 break; \ 81 break; \
202 case 8: \ 82 case 8: \
203 __put_user_u64(x, ptr, retval); \ 83 __put_user_u64(x, ptr, retval); \
@@ -207,45 +87,41 @@ do { \
207 } \ 87 } \
208} while (0) 88} while (0)
209 89
210#define __put_user_nocheck(x,ptr,size) \ 90#ifdef CONFIG_MMU
211({ \ 91#define __put_user_asm(x, addr, err, insn) \
212 long __pu_err; \ 92do { \
213 __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ 93 __asm__ __volatile__ ( \
214 __chk_user_ptr(ptr); \ 94 "1:\n\t" \
215 __put_user_size((x), __pu_addr, (size), __pu_err); \ 95 "mov." insn " %1, %2\n\t" \
216 __pu_err; \ 96 "2:\n" \
217}) 97 ".section .fixup,\"ax\"\n" \
218 98 "3:\n\t" \
219#define __put_user_check(x,ptr,size) \ 99 "mov.l 4f, %0\n\t" \
220({ \ 100 "jmp @%0\n\t" \
221 long __pu_err = -EFAULT; \ 101 " mov %3, %0\n\t" \
222 __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ 102 ".balign 4\n" \
223 if (likely(access_ok(VERIFY_WRITE, __pu_addr, size))) \ 103 "4: .long 2b\n\t" \
224 __put_user_size((x), __pu_addr, (size), \ 104 ".previous\n" \
225 __pu_err); \ 105 ".section __ex_table,\"a\"\n\t" \
226 __pu_err; \ 106 ".long 1b, 3b\n\t" \
227}) 107 ".previous" \
228 108 : "=&r" (err) \
229#define __put_user_asm(x, addr, err, insn) \ 109 : "r" (x), "m" (__m(addr)), "i" (-EFAULT), \
230({ \ 110 "0" (err) \
231__asm__ __volatile__( \ 111 : "memory" \
232 "1:\n\t" \ 112 ); \
233 "mov." insn " %1, %2\n\t" \ 113} while (0)
234 "2:\n" \ 114#else
235 ".section .fixup,\"ax\"\n" \ 115#define __put_user_asm(x, addr, err, insn) \
236 "3:\n\t" \ 116do { \
237 "mov.l 4f, %0\n\t" \ 117 __asm__ __volatile__ ( \
238 "jmp @%0\n\t" \ 118 "mov." insn " %0, %1\n\t" \
239 " mov %3, %0\n\t" \ 119 : /* no outputs */ \
240 ".balign 4\n" \ 120 : "r" (x), "m" (__m(addr)) \
241 "4: .long 2b\n\t" \ 121 : "memory" \
242 ".previous\n" \ 122 ); \
243 ".section __ex_table,\"a\"\n\t" \ 123} while (0)
244 ".long 1b, 3b\n\t" \ 124#endif /* CONFIG_MMU */
245 ".previous" \
246 :"=&r" (err) \
247 :"r" (x), "m" (__m(addr)), "i" (-EFAULT), "0" (err) \
248 :"memory"); })
249 125
250#if defined(CONFIG_CPU_LITTLE_ENDIAN) 126#if defined(CONFIG_CPU_LITTLE_ENDIAN)
251#define __put_user_u64(val,addr,retval) \ 127#define __put_user_u64(val,addr,retval) \
@@ -295,40 +171,7 @@ __asm__ __volatile__( \
295 171
296extern void __put_user_unknown(void); 172extern void __put_user_unknown(void);
297 173
298/* Generic arbitrary sized copy. */ 174static inline int
299/* Return the number of bytes NOT copied */
300__kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n);
301
302
303static __always_inline unsigned long
304__copy_from_user(void *to, const void __user *from, unsigned long n)
305{
306 return __copy_user(to, (__force void *)from, n);
307}
308
309static __always_inline unsigned long __must_check
310__copy_to_user(void __user *to, const void *from, unsigned long n)
311{
312 return __copy_user((__force void *)to, from, n);
313}
314
315#define __copy_to_user_inatomic __copy_to_user
316#define __copy_from_user_inatomic __copy_from_user
317
318/*
319 * Clear the area and return remaining number of bytes
320 * (on failure. Usually it's 0.)
321 */
322extern __kernel_size_t __clear_user(void *addr, __kernel_size_t size);
323
324#define clear_user(addr,n) ({ \
325void * __cl_addr = (addr); \
326unsigned long __cl_size = (n); \
327if (__cl_size && __access_ok(((unsigned long)(__cl_addr)), __cl_size)) \
328__cl_size = __clear_user(__cl_addr, __cl_size); \
329__cl_size; })
330
331static __inline__ int
332__strncpy_from_user(unsigned long __dest, unsigned long __user __src, int __count) 175__strncpy_from_user(unsigned long __dest, unsigned long __user __src, int __count)
333{ 176{
334 __kernel_size_t res; 177 __kernel_size_t res;
@@ -367,37 +210,11 @@ __strncpy_from_user(unsigned long __dest, unsigned long __user __src, int __coun
367 return res; 210 return res;
368} 211}
369 212
370/**
371 * strncpy_from_user: - Copy a NUL terminated string from userspace.
372 * @dst: Destination address, in kernel space. This buffer must be at
373 * least @count bytes long.
374 * @src: Source address, in user space.
375 * @count: Maximum number of bytes to copy, including the trailing NUL.
376 *
377 * Copies a NUL-terminated string from userspace to kernel space.
378 *
379 * On success, returns the length of the string (not including the trailing
380 * NUL).
381 *
382 * If access to userspace fails, returns -EFAULT (some data may have been
383 * copied).
384 *
385 * If @count is smaller than the length of the string, copies @count bytes
386 * and returns @count.
387 */
388#define strncpy_from_user(dest,src,count) ({ \
389unsigned long __sfu_src = (unsigned long) (src); \
390int __sfu_count = (int) (count); \
391long __sfu_res = -EFAULT; \
392if(__access_ok(__sfu_src, __sfu_count)) { \
393__sfu_res = __strncpy_from_user((unsigned long) (dest), __sfu_src, __sfu_count); \
394} __sfu_res; })
395
396/* 213/*
397 * Return the size of a string (including the ending 0 even when we have 214 * Return the size of a string (including the ending 0 even when we have
398 * exceeded the maximum string length). 215 * exceeded the maximum string length).
399 */ 216 */
400static __inline__ long __strnlen_user(const char __user *__s, long __n) 217static inline long __strnlen_user(const char __user *__s, long __n)
401{ 218{
402 unsigned long res; 219 unsigned long res;
403 unsigned long __dummy; 220 unsigned long __dummy;
@@ -429,61 +246,4 @@ static __inline__ long __strnlen_user(const char __user *__s, long __n)
429 return res; 246 return res;
430} 247}
431 248
432/**
433 * strnlen_user: - Get the size of a string in user space.
434 * @s: The string to measure.
435 * @n: The maximum valid length
436 *
437 * Context: User context only. This function may sleep.
438 *
439 * Get the size of a NUL-terminated string in user space.
440 *
441 * Returns the size of the string INCLUDING the terminating NUL.
442 * On exception, returns 0.
443 * If the string is too long, returns a value greater than @n.
444 */
445static __inline__ long strnlen_user(const char __user *s, long n)
446{
447 if (!__addr_ok(s))
448 return 0;
449 else
450 return __strnlen_user(s, n);
451}
452
453/**
454 * strlen_user: - Get the size of a string in user space.
455 * @str: The string to measure.
456 *
457 * Context: User context only. This function may sleep.
458 *
459 * Get the size of a NUL-terminated string in user space.
460 *
461 * Returns the size of the string INCLUDING the terminating NUL.
462 * On exception, returns 0.
463 *
464 * If there is a limit on the length of a valid string, you may wish to
465 * consider using strnlen_user() instead.
466 */
467#define strlen_user(str) strnlen_user(str, ~0UL >> 1)
468
469/*
470 * The exception table consists of pairs of addresses: the first is the
471 * address of an instruction that is allowed to fault, and the second is
472 * the address at which the program should continue. No registers are
473 * modified, so it is entirely up to the continuation code to figure out
474 * what to do.
475 *
476 * All the routines below use bits of fixup code that are out of line
477 * with the main instruction path. This means when everything is well,
478 * we don't even have to jump over them. Further, they do not intrude
479 * on our cache or tlb entries.
480 */
481
482struct exception_table_entry
483{
484 unsigned long insn, fixup;
485};
486
487extern int fixup_exception(struct pt_regs *regs);
488
489#endif /* __ASM_SH_UACCESS_32_H */ 249#endif /* __ASM_SH_UACCESS_32_H */
diff --git a/include/asm-sh/uaccess_64.h b/include/asm-sh/uaccess_64.h
index a9b68d094844..81b3d515fcb3 100644
--- a/include/asm-sh/uaccess_64.h
+++ b/include/asm-sh/uaccess_64.h
@@ -20,87 +20,6 @@
20 * License. See the file "COPYING" in the main directory of this archive 20 * License. See the file "COPYING" in the main directory of this archive
21 * for more details. 21 * for more details.
22 */ 22 */
23#include <linux/errno.h>
24#include <linux/sched.h>
25
26#define VERIFY_READ 0
27#define VERIFY_WRITE 1
28
29/*
30 * The fs value determines whether argument validity checking should be
31 * performed or not. If get_fs() == USER_DS, checking is performed, with
32 * get_fs() == KERNEL_DS, checking is bypassed.
33 *
34 * For historical reasons (Data Segment Register?), these macros are misnamed.
35 */
36
37#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
38
39#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
40#define USER_DS MAKE_MM_SEG(0x80000000)
41
42#define get_ds() (KERNEL_DS)
43#define get_fs() (current_thread_info()->addr_limit)
44#define set_fs(x) (current_thread_info()->addr_limit=(x))
45
46#define segment_eq(a,b) ((a).seg == (b).seg)
47
48#define __addr_ok(addr) ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg))
49
50/*
51 * Uhhuh, this needs 33-bit arithmetic. We have a carry..
52 *
53 * sum := addr + size; carry? --> flag = true;
54 * if (sum >= addr_limit) flag = true;
55 */
56#define __range_ok(addr,size) (((unsigned long) (addr) + (size) < (current_thread_info()->addr_limit.seg)) ? 0 : 1)
57
58#define access_ok(type,addr,size) (__range_ok(addr,size) == 0)
59#define __access_ok(addr,size) (__range_ok(addr,size) == 0)
60
61/*
62 * Uh, these should become the main single-value transfer routines ...
63 * They automatically use the right size if we just have the right
64 * pointer type ...
65 *
66 * As MIPS uses the same address space for kernel and user data, we
67 * can just do these as direct assignments.
68 *
69 * Careful to not
70 * (a) re-use the arguments for side effects (sizeof is ok)
71 * (b) require any knowledge of processes at this stage
72 */
73#define put_user(x,ptr) __put_user_check((x),(ptr),sizeof(*(ptr)))
74#define get_user(x,ptr) __get_user_check((x),(ptr),sizeof(*(ptr)))
75
76/*
77 * The "__xxx" versions do not do address space checking, useful when
78 * doing multiple accesses to the same area (the user has to do the
79 * checks by hand with "access_ok()")
80 */
81#define __put_user(x,ptr) __put_user_nocheck((x),(ptr),sizeof(*(ptr)))
82#define __get_user(x,ptr) __get_user_nocheck((x),(ptr),sizeof(*(ptr)))
83
84/*
85 * The "xxx_ret" versions return constant specified in third argument, if
86 * something bad happens. These macros can be optimized for the
87 * case of just returning from the function xxx_ret is used.
88 */
89
90#define put_user_ret(x,ptr,ret) ({ \
91if (put_user(x,ptr)) return ret; })
92
93#define get_user_ret(x,ptr,ret) ({ \
94if (get_user(x,ptr)) return ret; })
95
96#define __put_user_ret(x,ptr,ret) ({ \
97if (__put_user(x,ptr)) return ret; })
98
99#define __get_user_ret(x,ptr,ret) ({ \
100if (__get_user(x,ptr)) return ret; })
101
102struct __large_struct { unsigned long buf[100]; };
103#define __m(x) (*(struct __large_struct *)(x))
104 23
105#define __get_user_size(x,ptr,size,retval) \ 24#define __get_user_size(x,ptr,size,retval) \
106do { \ 25do { \
@@ -124,26 +43,6 @@ do { \
124 } \ 43 } \
125} while (0) 44} while (0)
126 45
127#define __get_user_nocheck(x,ptr,size) \
128({ \
129 long __gu_err, __gu_val; \
130 __get_user_size((void *)&__gu_val, (long)(ptr), \
131 (size), __gu_err); \
132 (x) = (__typeof__(*(ptr)))__gu_val; \
133 __gu_err; \
134})
135
136#define __get_user_check(x,ptr,size) \
137({ \
138 long __gu_addr = (long)(ptr); \
139 long __gu_err = -EFAULT, __gu_val; \
140 if (__access_ok(__gu_addr, (size))) \
141 __get_user_size((void *)&__gu_val, __gu_addr, \
142 (size), __gu_err); \
143 (x) = (__typeof__(*(ptr))) __gu_val; \
144 __gu_err; \
145})
146
147extern long __get_user_asm_b(void *, long); 46extern long __get_user_asm_b(void *, long);
148extern long __get_user_asm_w(void *, long); 47extern long __get_user_asm_w(void *, long);
149extern long __get_user_asm_l(void *, long); 48extern long __get_user_asm_l(void *, long);
@@ -171,115 +70,10 @@ do { \
171 } \ 70 } \
172} while (0) 71} while (0)
173 72
174#define __put_user_nocheck(x,ptr,size) \
175({ \
176 long __pu_err; \
177 __typeof__(*(ptr)) __pu_val = (x); \
178 __put_user_size((void *)&__pu_val, (long)(ptr), (size), __pu_err); \
179 __pu_err; \
180})
181
182#define __put_user_check(x,ptr,size) \
183({ \
184 long __pu_err = -EFAULT; \
185 long __pu_addr = (long)(ptr); \
186 __typeof__(*(ptr)) __pu_val = (x); \
187 \
188 if (__access_ok(__pu_addr, (size))) \
189 __put_user_size((void *)&__pu_val, __pu_addr, (size), __pu_err);\
190 __pu_err; \
191})
192
193extern long __put_user_asm_b(void *, long); 73extern long __put_user_asm_b(void *, long);
194extern long __put_user_asm_w(void *, long); 74extern long __put_user_asm_w(void *, long);
195extern long __put_user_asm_l(void *, long); 75extern long __put_user_asm_l(void *, long);
196extern long __put_user_asm_q(void *, long); 76extern long __put_user_asm_q(void *, long);
197extern void __put_user_unknown(void); 77extern void __put_user_unknown(void);
198 78
199
200/* Generic arbitrary sized copy. */
201/* Return the number of bytes NOT copied */
202/* XXX: should be such that: 4byte and the rest. */
203extern __kernel_size_t __copy_user(void *__to, const void *__from, __kernel_size_t __n);
204
205#define copy_to_user_ret(to,from,n,retval) ({ \
206if (copy_to_user(to,from,n)) \
207 return retval; \
208})
209
210#define __copy_to_user(to,from,n) \
211 __copy_user((void *)(to), \
212 (void *)(from), n)
213
214#define __copy_to_user_ret(to,from,n,retval) ({ \
215if (__copy_to_user(to,from,n)) \
216 return retval; \
217})
218
219#define copy_from_user_ret(to,from,n,retval) ({ \
220if (copy_from_user(to,from,n)) \
221 return retval; \
222})
223
224#define __copy_from_user(to,from,n) \
225 __copy_user((void *)(to), \
226 (void *)(from), n)
227
228#define __copy_from_user_ret(to,from,n,retval) ({ \
229if (__copy_from_user(to,from,n)) \
230 return retval; \
231})
232
233#define __copy_to_user_inatomic __copy_to_user
234#define __copy_from_user_inatomic __copy_from_user
235
236/* XXX: Not sure it works well..
237 should be such that: 4byte clear and the rest. */
238extern __kernel_size_t __clear_user(void *addr, __kernel_size_t size);
239
240#define clear_user(addr,n) ({ \
241void * __cl_addr = (addr); \
242unsigned long __cl_size = (n); \
243if (__cl_size && __access_ok(((unsigned long)(__cl_addr)), __cl_size)) \
244__cl_size = __clear_user(__cl_addr, __cl_size); \
245__cl_size; })
246
247extern int __strncpy_from_user(unsigned long __dest, unsigned long __src, int __count);
248
249#define strncpy_from_user(dest,src,count) ({ \
250unsigned long __sfu_src = (unsigned long) (src); \
251int __sfu_count = (int) (count); \
252long __sfu_res = -EFAULT; \
253if(__access_ok(__sfu_src, __sfu_count)) { \
254__sfu_res = __strncpy_from_user((unsigned long) (dest), __sfu_src, __sfu_count); \
255} __sfu_res; })
256
257#define strlen_user(str) strnlen_user(str, ~0UL >> 1)
258
259/*
260 * Return the size of a string (including the ending 0!)
261 */
262extern long __strnlen_user(const char *__s, long __n);
263
264static inline long strnlen_user(const char *s, long n)
265{
266 if (!__addr_ok(s))
267 return 0;
268 else
269 return __strnlen_user(s, n);
270}
271
272struct exception_table_entry
273{
274 unsigned long insn, fixup;
275};
276
277#ifdef CONFIG_MMU
278#define ARCH_HAS_SEARCH_EXTABLE
279#endif
280
281/* Returns 0 if exception not found and fixup.unit otherwise. */
282extern unsigned long search_exception_table(unsigned long addr);
283extern const struct exception_table_entry *search_exception_tables (unsigned long addr);
284
285#endif /* __ASM_SH_UACCESS_64_H */ 79#endif /* __ASM_SH_UACCESS_64_H */
diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h
index 4b21f369c28c..65be656ead7d 100644
--- a/include/asm-sh/unistd.h
+++ b/include/asm-sh/unistd.h
@@ -1,5 +1,13 @@
1#ifdef CONFIG_SUPERH32 1#ifdef __KERNEL__
2# include "unistd_32.h" 2# ifdef CONFIG_SUPERH32
3# include "unistd_32.h"
4# else
5# include "unistd_64.h"
6# endif
3#else 7#else
4# include "unistd_64.h" 8# ifdef __SH5__
9# include "unistd_64.h"
10# else
11# include "unistd_32.h"
12# endif
5#endif 13#endif
diff --git a/include/asm-sh/unistd_32.h b/include/asm-sh/unistd_32.h
index 0b07212ec659..d52c000cf924 100644
--- a/include/asm-sh/unistd_32.h
+++ b/include/asm-sh/unistd_32.h
@@ -335,8 +335,14 @@
335#define __NR_fallocate 324 335#define __NR_fallocate 324
336#define __NR_timerfd_settime 325 336#define __NR_timerfd_settime 325
337#define __NR_timerfd_gettime 326 337#define __NR_timerfd_gettime 326
338#define __NR_signalfd4 327
339#define __NR_eventfd2 328
340#define __NR_epoll_create1 329
341#define __NR_dup3 330
342#define __NR_pipe2 331
343#define __NR_inotify_init1 332
338 344
339#define NR_syscalls 327 345#define NR_syscalls 333
340 346
341#ifdef __KERNEL__ 347#ifdef __KERNEL__
342 348
diff --git a/include/asm-sh/unistd_64.h b/include/asm-sh/unistd_64.h
index 9d21eab52427..7c54e91753c1 100644
--- a/include/asm-sh/unistd_64.h
+++ b/include/asm-sh/unistd_64.h
@@ -375,10 +375,16 @@
375#define __NR_fallocate 352 375#define __NR_fallocate 352
376#define __NR_timerfd_settime 353 376#define __NR_timerfd_settime 353
377#define __NR_timerfd_gettime 354 377#define __NR_timerfd_gettime 354
378#define __NR_signalfd4 355
379#define __NR_eventfd2 356
380#define __NR_epoll_create1 357
381#define __NR_dup3 358
382#define __NR_pipe2 359
383#define __NR_inotify_init1 360
378 384
379#ifdef __KERNEL__ 385#ifdef __KERNEL__
380 386
381#define NR_syscalls 353 387#define NR_syscalls 361
382 388
383#define __ARCH_WANT_IPC_PARSE_VERSION 389#define __ARCH_WANT_IPC_PARSE_VERSION
384#define __ARCH_WANT_OLD_READDIR 390#define __ARCH_WANT_OLD_READDIR
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-24 04:45:34 -0500