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-rw-r--r--include/asm-sh/cpu-sh5/registers.h106
-rw-r--r--include/asm-sh/irqflags.h97
-rw-r--r--include/asm-sh/irqflags_32.h99
-rw-r--r--include/asm-sh/irqflags_64.h85
4 files changed, 294 insertions, 93 deletions
diff --git a/include/asm-sh/cpu-sh5/registers.h b/include/asm-sh/cpu-sh5/registers.h
new file mode 100644
index 000000000000..7eec666acf84
--- /dev/null
+++ b/include/asm-sh/cpu-sh5/registers.h
@@ -0,0 +1,106 @@
1#ifndef __ASM_SH64_REGISTERS_H
2#define __ASM_SH64_REGISTERS_H
3
4/*
5 * This file is subject to the terms and conditions of the GNU General Public
6 * License. See the file "COPYING" in the main directory of this archive
7 * for more details.
8 *
9 * include/asm-sh64/registers.h
10 *
11 * Copyright (C) 2000, 2001 Paolo Alberelli
12 * Copyright (C) 2004 Richard Curnow
13 */
14
15#ifdef __ASSEMBLY__
16/* =====================================================================
17**
18** Section 1: acts on assembly sources pre-processed by GPP ( <source.S>).
19** Assigns symbolic names to control & target registers.
20*/
21
22/*
23 * Define some useful aliases for control registers.
24 */
25#define SR cr0
26#define SSR cr1
27#define PSSR cr2
28 /* cr3 UNDEFINED */
29#define INTEVT cr4
30#define EXPEVT cr5
31#define PEXPEVT cr6
32#define TRA cr7
33#define SPC cr8
34#define PSPC cr9
35#define RESVEC cr10
36#define VBR cr11
37 /* cr12 UNDEFINED */
38#define TEA cr13
39 /* cr14-cr15 UNDEFINED */
40#define DCR cr16
41#define KCR0 cr17
42#define KCR1 cr18
43 /* cr19-cr31 UNDEFINED */
44 /* cr32-cr61 RESERVED */
45#define CTC cr62
46#define USR cr63
47
48/*
49 * ABI dependent registers (general purpose set)
50 */
51#define RET r2
52#define ARG1 r2
53#define ARG2 r3
54#define ARG3 r4
55#define ARG4 r5
56#define ARG5 r6
57#define ARG6 r7
58#define SP r15
59#define LINK r18
60#define ZERO r63
61
62/*
63 * Status register defines: used only by assembly sources (and
64 * syntax independednt)
65 */
66#define SR_RESET_VAL 0x0000000050008000
67#define SR_HARMLESS 0x00000000500080f0 /* Write ignores for most */
68#define SR_ENABLE_FPU 0xffffffffffff7fff /* AND with this */
69
70#if defined (CONFIG_SH64_SR_WATCH)
71#define SR_ENABLE_MMU 0x0000000084000000 /* OR with this */
72#else
73#define SR_ENABLE_MMU 0x0000000080000000 /* OR with this */
74#endif
75
76#define SR_UNBLOCK_EXC 0xffffffffefffffff /* AND with this */
77#define SR_BLOCK_EXC 0x0000000010000000 /* OR with this */
78
79#else /* Not __ASSEMBLY__ syntax */
80
81/*
82** Stringify reg. name
83*/
84#define __str(x) #x
85
86/* Stringify control register names for use in inline assembly */
87#define __SR __str(SR)
88#define __SSR __str(SSR)
89#define __PSSR __str(PSSR)
90#define __INTEVT __str(INTEVT)
91#define __EXPEVT __str(EXPEVT)
92#define __PEXPEVT __str(PEXPEVT)
93#define __TRA __str(TRA)
94#define __SPC __str(SPC)
95#define __PSPC __str(PSPC)
96#define __RESVEC __str(RESVEC)
97#define __VBR __str(VBR)
98#define __TEA __str(TEA)
99#define __DCR __str(DCR)
100#define __KCR0 __str(KCR0)
101#define __KCR1 __str(KCR1)
102#define __CTC __str(CTC)
103#define __USR __str(USR)
104
105#endif /* __ASSEMBLY__ */
106#endif /* __ASM_SH64_REGISTERS_H */
diff --git a/include/asm-sh/irqflags.h b/include/asm-sh/irqflags.h
index 9dedc1b693e3..46e71da5be6b 100644
--- a/include/asm-sh/irqflags.h
+++ b/include/asm-sh/irqflags.h
@@ -1,81 +1,11 @@
1#ifndef __ASM_SH_IRQFLAGS_H 1#ifndef __ASM_SH_IRQFLAGS_H
2#define __ASM_SH_IRQFLAGS_H 2#define __ASM_SH_IRQFLAGS_H
3 3
4static inline void raw_local_irq_enable(void) 4#ifdef CONFIG_SUPERH32
5{ 5#include "irqflags_32.h"
6 unsigned long __dummy0, __dummy1; 6#else
7 7#include "irqflags_64.h"
8 __asm__ __volatile__ (
9 "stc sr, %0\n\t"
10 "and %1, %0\n\t"
11#ifdef CONFIG_CPU_HAS_SR_RB
12 "stc r6_bank, %1\n\t"
13 "or %1, %0\n\t"
14#endif 8#endif
15 "ldc %0, sr\n\t"
16 : "=&r" (__dummy0), "=r" (__dummy1)
17 : "1" (~0x000000f0)
18 : "memory"
19 );
20}
21
22static inline void raw_local_irq_disable(void)
23{
24 unsigned long flags;
25
26 __asm__ __volatile__ (
27 "stc sr, %0\n\t"
28 "or #0xf0, %0\n\t"
29 "ldc %0, sr\n\t"
30 : "=&z" (flags)
31 : /* no inputs */
32 : "memory"
33 );
34}
35
36static inline void set_bl_bit(void)
37{
38 unsigned long __dummy0, __dummy1;
39
40 __asm__ __volatile__ (
41 "stc sr, %0\n\t"
42 "or %2, %0\n\t"
43 "and %3, %0\n\t"
44 "ldc %0, sr\n\t"
45 : "=&r" (__dummy0), "=r" (__dummy1)
46 : "r" (0x10000000), "r" (0xffffff0f)
47 : "memory"
48 );
49}
50
51static inline void clear_bl_bit(void)
52{
53 unsigned long __dummy0, __dummy1;
54
55 __asm__ __volatile__ (
56 "stc sr, %0\n\t"
57 "and %2, %0\n\t"
58 "ldc %0, sr\n\t"
59 : "=&r" (__dummy0), "=r" (__dummy1)
60 : "1" (~0x10000000)
61 : "memory"
62 );
63}
64
65static inline unsigned long __raw_local_save_flags(void)
66{
67 unsigned long flags;
68
69 __asm__ __volatile__ (
70 "stc sr, %0\n\t"
71 "and #0xf0, %0\n\t"
72 : "=&z" (flags)
73 : /* no inputs */
74 : "memory"
75 );
76
77 return flags;
78}
79 9
80#define raw_local_save_flags(flags) \ 10#define raw_local_save_flags(flags) \
81 do { (flags) = __raw_local_save_flags(); } while (0) 11 do { (flags) = __raw_local_save_flags(); } while (0)
@@ -92,25 +22,6 @@ static inline int raw_irqs_disabled(void)
92 return raw_irqs_disabled_flags(flags); 22 return raw_irqs_disabled_flags(flags);
93} 23}
94 24
95static inline unsigned long __raw_local_irq_save(void)
96{
97 unsigned long flags, __dummy;
98
99 __asm__ __volatile__ (
100 "stc sr, %1\n\t"
101 "mov %1, %0\n\t"
102 "or #0xf0, %0\n\t"
103 "ldc %0, sr\n\t"
104 "mov %1, %0\n\t"
105 "and #0xf0, %0\n\t"
106 : "=&z" (flags), "=&r" (__dummy)
107 : /* no inputs */
108 : "memory"
109 );
110
111 return flags;
112}
113
114#define raw_local_irq_save(flags) \ 25#define raw_local_irq_save(flags) \
115 do { (flags) = __raw_local_irq_save(); } while (0) 26 do { (flags) = __raw_local_irq_save(); } while (0)
116 27
diff --git a/include/asm-sh/irqflags_32.h b/include/asm-sh/irqflags_32.h
new file mode 100644
index 000000000000..60218f541340
--- /dev/null
+++ b/include/asm-sh/irqflags_32.h
@@ -0,0 +1,99 @@
1#ifndef __ASM_SH_IRQFLAGS_32_H
2#define __ASM_SH_IRQFLAGS_32_H
3
4static inline void raw_local_irq_enable(void)
5{
6 unsigned long __dummy0, __dummy1;
7
8 __asm__ __volatile__ (
9 "stc sr, %0\n\t"
10 "and %1, %0\n\t"
11#ifdef CONFIG_CPU_HAS_SR_RB
12 "stc r6_bank, %1\n\t"
13 "or %1, %0\n\t"
14#endif
15 "ldc %0, sr\n\t"
16 : "=&r" (__dummy0), "=r" (__dummy1)
17 : "1" (~0x000000f0)
18 : "memory"
19 );
20}
21
22static inline void raw_local_irq_disable(void)
23{
24 unsigned long flags;
25
26 __asm__ __volatile__ (
27 "stc sr, %0\n\t"
28 "or #0xf0, %0\n\t"
29 "ldc %0, sr\n\t"
30 : "=&z" (flags)
31 : /* no inputs */
32 : "memory"
33 );
34}
35
36static inline void set_bl_bit(void)
37{
38 unsigned long __dummy0, __dummy1;
39
40 __asm__ __volatile__ (
41 "stc sr, %0\n\t"
42 "or %2, %0\n\t"
43 "and %3, %0\n\t"
44 "ldc %0, sr\n\t"
45 : "=&r" (__dummy0), "=r" (__dummy1)
46 : "r" (0x10000000), "r" (0xffffff0f)
47 : "memory"
48 );
49}
50
51static inline void clear_bl_bit(void)
52{
53 unsigned long __dummy0, __dummy1;
54
55 __asm__ __volatile__ (
56 "stc sr, %0\n\t"
57 "and %2, %0\n\t"
58 "ldc %0, sr\n\t"
59 : "=&r" (__dummy0), "=r" (__dummy1)
60 : "1" (~0x10000000)
61 : "memory"
62 );
63}
64
65static inline unsigned long __raw_local_save_flags(void)
66{
67 unsigned long flags;
68
69 __asm__ __volatile__ (
70 "stc sr, %0\n\t"
71 "and #0xf0, %0\n\t"
72 : "=&z" (flags)
73 : /* no inputs */
74 : "memory"
75 );
76
77 return flags;
78}
79
80static inline unsigned long __raw_local_irq_save(void)
81{
82 unsigned long flags, __dummy;
83
84 __asm__ __volatile__ (
85 "stc sr, %1\n\t"
86 "mov %1, %0\n\t"
87 "or #0xf0, %0\n\t"
88 "ldc %0, sr\n\t"
89 "mov %1, %0\n\t"
90 "and #0xf0, %0\n\t"
91 : "=&z" (flags), "=&r" (__dummy)
92 : /* no inputs */
93 : "memory"
94 );
95
96 return flags;
97}
98
99#endif /* __ASM_SH_IRQFLAGS_32_H */
diff --git a/include/asm-sh/irqflags_64.h b/include/asm-sh/irqflags_64.h
new file mode 100644
index 000000000000..4f6b8a56e7bd
--- /dev/null
+++ b/include/asm-sh/irqflags_64.h
@@ -0,0 +1,85 @@
1#ifndef __ASM_SH_IRQFLAGS_64_H
2#define __ASM_SH_IRQFLAGS_64_H
3
4#include <asm/cpu/registers.h>
5
6#define SR_MASK_LL 0x00000000000000f0LL
7#define SR_BL_LL 0x0000000010000000LL
8
9static inline void raw_local_irq_enable(void)
10{
11 unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL;
12
13 __asm__ __volatile__("getcon " __SR ", %0\n\t"
14 "and %0, %1, %0\n\t"
15 "putcon %0, " __SR "\n\t"
16 : "=&r" (__dummy0)
17 : "r" (__dummy1));
18}
19
20static inline void raw_local_irq_disable(void)
21{
22 unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
23
24 __asm__ __volatile__("getcon " __SR ", %0\n\t"
25 "or %0, %1, %0\n\t"
26 "putcon %0, " __SR "\n\t"
27 : "=&r" (__dummy0)
28 : "r" (__dummy1));
29}
30
31static inline void set_bl_bit(void)
32{
33 unsigned long long __dummy0, __dummy1 = SR_BL_LL;
34
35 __asm__ __volatile__("getcon " __SR ", %0\n\t"
36 "or %0, %1, %0\n\t"
37 "putcon %0, " __SR "\n\t"
38 : "=&r" (__dummy0)
39 : "r" (__dummy1));
40
41}
42
43static inline void clear_bl_bit(void)
44{
45 unsigned long long __dummy0, __dummy1 = ~SR_BL_LL;
46
47 __asm__ __volatile__("getcon " __SR ", %0\n\t"
48 "and %0, %1, %0\n\t"
49 "putcon %0, " __SR "\n\t"
50 : "=&r" (__dummy0)
51 : "r" (__dummy1));
52}
53
54static inline unsigned long __raw_local_save_flags(void)
55{
56 unsigned long long __dummy = SR_MASK_LL;
57 unsigned long flags;
58
59 __asm__ __volatile__ (
60 "getcon " __SR ", %0\n\t"
61 "and %0, %1, %0"
62 : "=&r" (flags)
63 : "r" (__dummy));
64
65 return flags;
66}
67
68static inline unsigned long __raw_local_irq_save(void)
69{
70 unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
71 unsigned long flags;
72
73 __asm__ __volatile__ (
74 "getcon " __SR ", %1\n\t"
75 "or %1, r63, %0\n\t"
76 "or %1, %2, %1\n\t"
77 "putcon %1, " __SR "\n\t"
78 "and %0, %2, %0"
79 : "=&r" (flags), "=&r" (__dummy0)
80 : "r" (__dummy1));
81
82 return flags;
83}
84
85#endif /* __ASM_SH_IRQFLAGS_64_H */
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-06 13:42:04 -0500