diff options
Diffstat (limited to 'arch/parisc')
-rw-r--r-- | arch/parisc/include/asm/atomic.h | 1 | ||||
-rw-r--r-- | arch/parisc/include/asm/barrier.h | 35 | ||||
-rw-r--r-- | arch/parisc/include/asm/delay.h | 2 | ||||
-rw-r--r-- | arch/parisc/include/asm/dma.h | 1 | ||||
-rw-r--r-- | arch/parisc/include/asm/exec.h | 6 | ||||
-rw-r--r-- | arch/parisc/include/asm/ldcw.h | 48 | ||||
-rw-r--r-- | arch/parisc/include/asm/processor.h | 2 | ||||
-rw-r--r-- | arch/parisc/include/asm/psw.h | 41 | ||||
-rw-r--r-- | arch/parisc/include/asm/special_insns.h | 40 | ||||
-rw-r--r-- | arch/parisc/include/asm/spinlock.h | 1 | ||||
-rw-r--r-- | arch/parisc/include/asm/switch_to.h | 12 | ||||
-rw-r--r-- | arch/parisc/include/asm/system.h | 171 | ||||
-rw-r--r-- | arch/parisc/include/asm/thread_info.h | 1 | ||||
-rw-r--r-- | arch/parisc/include/asm/timex.h | 1 | ||||
-rw-r--r-- | arch/parisc/include/asm/uaccess.h | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/cache.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/firmware.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/pci.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/ptrace.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/smp.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/traps.c | 1 | ||||
-rw-r--r-- | arch/parisc/lib/bitops.c | 1 |
22 files changed, 191 insertions, 179 deletions
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index 4054b31e0fa9..3ae56073cc3d 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h | |||
@@ -6,7 +6,6 @@ | |||
6 | #define _ASM_PARISC_ATOMIC_H_ | 6 | #define _ASM_PARISC_ATOMIC_H_ |
7 | 7 | ||
8 | #include <linux/types.h> | 8 | #include <linux/types.h> |
9 | #include <asm/system.h> | ||
10 | 9 | ||
11 | /* | 10 | /* |
12 | * Atomic operations that C can't guarantee us. Useful for | 11 | * Atomic operations that C can't guarantee us. Useful for |
diff --git a/arch/parisc/include/asm/barrier.h b/arch/parisc/include/asm/barrier.h new file mode 100644 index 000000000000..e77d834aa803 --- /dev/null +++ b/arch/parisc/include/asm/barrier.h | |||
@@ -0,0 +1,35 @@ | |||
1 | #ifndef __PARISC_BARRIER_H | ||
2 | #define __PARISC_BARRIER_H | ||
3 | |||
4 | /* | ||
5 | ** This is simply the barrier() macro from linux/kernel.h but when serial.c | ||
6 | ** uses tqueue.h uses smp_mb() defined using barrier(), linux/kernel.h | ||
7 | ** hasn't yet been included yet so it fails, thus repeating the macro here. | ||
8 | ** | ||
9 | ** PA-RISC architecture allows for weakly ordered memory accesses although | ||
10 | ** none of the processors use it. There is a strong ordered bit that is | ||
11 | ** set in the O-bit of the page directory entry. Operating systems that | ||
12 | ** can not tolerate out of order accesses should set this bit when mapping | ||
13 | ** pages. The O-bit of the PSW should also be set to 1 (I don't believe any | ||
14 | ** of the processor implemented the PSW O-bit). The PCX-W ERS states that | ||
15 | ** the TLB O-bit is not implemented so the page directory does not need to | ||
16 | ** have the O-bit set when mapping pages (section 3.1). This section also | ||
17 | ** states that the PSW Y, Z, G, and O bits are not implemented. | ||
18 | ** So it looks like nothing needs to be done for parisc-linux (yet). | ||
19 | ** (thanks to chada for the above comment -ggg) | ||
20 | ** | ||
21 | ** The __asm__ op below simple prevents gcc/ld from reordering | ||
22 | ** instructions across the mb() "call". | ||
23 | */ | ||
24 | #define mb() __asm__ __volatile__("":::"memory") /* barrier() */ | ||
25 | #define rmb() mb() | ||
26 | #define wmb() mb() | ||
27 | #define smp_mb() mb() | ||
28 | #define smp_rmb() mb() | ||
29 | #define smp_wmb() mb() | ||
30 | #define smp_read_barrier_depends() do { } while(0) | ||
31 | #define read_barrier_depends() do { } while(0) | ||
32 | |||
33 | #define set_mb(var, value) do { var = value; mb(); } while (0) | ||
34 | |||
35 | #endif /* __PARISC_BARRIER_H */ | ||
diff --git a/arch/parisc/include/asm/delay.h b/arch/parisc/include/asm/delay.h index 7a75e984674b..912ee7e6a579 100644 --- a/arch/parisc/include/asm/delay.h +++ b/arch/parisc/include/asm/delay.h | |||
@@ -1,7 +1,7 @@ | |||
1 | #ifndef _PARISC_DELAY_H | 1 | #ifndef _PARISC_DELAY_H |
2 | #define _PARISC_DELAY_H | 2 | #define _PARISC_DELAY_H |
3 | 3 | ||
4 | #include <asm/system.h> /* for mfctl() */ | 4 | #include <asm/special_insns.h> /* for mfctl() */ |
5 | #include <asm/processor.h> /* for boot_cpu_data */ | 5 | #include <asm/processor.h> /* for boot_cpu_data */ |
6 | 6 | ||
7 | 7 | ||
diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h index f7a18f968703..fd48ae2de950 100644 --- a/arch/parisc/include/asm/dma.h +++ b/arch/parisc/include/asm/dma.h | |||
@@ -9,7 +9,6 @@ | |||
9 | #define _ASM_DMA_H | 9 | #define _ASM_DMA_H |
10 | 10 | ||
11 | #include <asm/io.h> /* need byte IO */ | 11 | #include <asm/io.h> /* need byte IO */ |
12 | #include <asm/system.h> | ||
13 | 12 | ||
14 | #define dma_outb outb | 13 | #define dma_outb outb |
15 | #define dma_inb inb | 14 | #define dma_inb inb |
diff --git a/arch/parisc/include/asm/exec.h b/arch/parisc/include/asm/exec.h new file mode 100644 index 000000000000..6bb5af75b17a --- /dev/null +++ b/arch/parisc/include/asm/exec.h | |||
@@ -0,0 +1,6 @@ | |||
1 | #ifndef __PARISC_EXEC_H | ||
2 | #define __PARISC_EXEC_H | ||
3 | |||
4 | #define arch_align_stack(x) (x) | ||
5 | |||
6 | #endif /* __PARISC_EXEC_H */ | ||
diff --git a/arch/parisc/include/asm/ldcw.h b/arch/parisc/include/asm/ldcw.h new file mode 100644 index 000000000000..d2d11b7055ba --- /dev/null +++ b/arch/parisc/include/asm/ldcw.h | |||
@@ -0,0 +1,48 @@ | |||
1 | #ifndef __PARISC_LDCW_H | ||
2 | #define __PARISC_LDCW_H | ||
3 | |||
4 | #ifndef CONFIG_PA20 | ||
5 | /* Because kmalloc only guarantees 8-byte alignment for kmalloc'd data, | ||
6 | and GCC only guarantees 8-byte alignment for stack locals, we can't | ||
7 | be assured of 16-byte alignment for atomic lock data even if we | ||
8 | specify "__attribute ((aligned(16)))" in the type declaration. So, | ||
9 | we use a struct containing an array of four ints for the atomic lock | ||
10 | type and dynamically select the 16-byte aligned int from the array | ||
11 | for the semaphore. */ | ||
12 | |||
13 | #define __PA_LDCW_ALIGNMENT 16 | ||
14 | #define __ldcw_align(a) ({ \ | ||
15 | unsigned long __ret = (unsigned long) &(a)->lock[0]; \ | ||
16 | __ret = (__ret + __PA_LDCW_ALIGNMENT - 1) \ | ||
17 | & ~(__PA_LDCW_ALIGNMENT - 1); \ | ||
18 | (volatile unsigned int *) __ret; \ | ||
19 | }) | ||
20 | #define __LDCW "ldcw" | ||
21 | |||
22 | #else /*CONFIG_PA20*/ | ||
23 | /* From: "Jim Hull" <jim.hull of hp.com> | ||
24 | I've attached a summary of the change, but basically, for PA 2.0, as | ||
25 | long as the ",CO" (coherent operation) completer is specified, then the | ||
26 | 16-byte alignment requirement for ldcw and ldcd is relaxed, and instead | ||
27 | they only require "natural" alignment (4-byte for ldcw, 8-byte for | ||
28 | ldcd). */ | ||
29 | |||
30 | #define __PA_LDCW_ALIGNMENT 4 | ||
31 | #define __ldcw_align(a) (&(a)->slock) | ||
32 | #define __LDCW "ldcw,co" | ||
33 | |||
34 | #endif /*!CONFIG_PA20*/ | ||
35 | |||
36 | /* LDCW, the only atomic read-write operation PA-RISC has. *sigh*. */ | ||
37 | #define __ldcw(a) ({ \ | ||
38 | unsigned __ret; \ | ||
39 | __asm__ __volatile__(__LDCW " 0(%2),%0" \ | ||
40 | : "=r" (__ret), "+m" (*(a)) : "r" (a)); \ | ||
41 | __ret; \ | ||
42 | }) | ||
43 | |||
44 | #ifdef CONFIG_SMP | ||
45 | # define __lock_aligned __attribute__((__section__(".data..lock_aligned"))) | ||
46 | #endif | ||
47 | |||
48 | #endif /* __PARISC_LDCW_H */ | ||
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 7213ec9e594c..acdf4cad6125 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h | |||
@@ -16,7 +16,6 @@ | |||
16 | #include <asm/pdc.h> | 16 | #include <asm/pdc.h> |
17 | #include <asm/ptrace.h> | 17 | #include <asm/ptrace.h> |
18 | #include <asm/types.h> | 18 | #include <asm/types.h> |
19 | #include <asm/system.h> | ||
20 | #include <asm/percpu.h> | 19 | #include <asm/percpu.h> |
21 | 20 | ||
22 | #endif /* __ASSEMBLY__ */ | 21 | #endif /* __ASSEMBLY__ */ |
@@ -169,6 +168,7 @@ struct thread_struct { | |||
169 | * Return saved PC of a blocked thread. This is used by ps mostly. | 168 | * Return saved PC of a blocked thread. This is used by ps mostly. |
170 | */ | 169 | */ |
171 | 170 | ||
171 | struct task_struct; | ||
172 | unsigned long thread_saved_pc(struct task_struct *t); | 172 | unsigned long thread_saved_pc(struct task_struct *t); |
173 | void show_trace(struct task_struct *task, unsigned long *stack); | 173 | void show_trace(struct task_struct *task, unsigned long *stack); |
174 | 174 | ||
diff --git a/arch/parisc/include/asm/psw.h b/arch/parisc/include/asm/psw.h index 5a3e23c9ce63..ad69a35e9c0f 100644 --- a/arch/parisc/include/asm/psw.h +++ b/arch/parisc/include/asm/psw.h | |||
@@ -59,4 +59,45 @@ | |||
59 | #define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB) | 59 | #define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB) |
60 | #define USER_PSW (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I) | 60 | #define USER_PSW (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I) |
61 | 61 | ||
62 | #ifndef __ASSEMBLY__ | ||
63 | |||
64 | /* The program status word as bitfields. */ | ||
65 | struct pa_psw { | ||
66 | unsigned int y:1; | ||
67 | unsigned int z:1; | ||
68 | unsigned int rv:2; | ||
69 | unsigned int w:1; | ||
70 | unsigned int e:1; | ||
71 | unsigned int s:1; | ||
72 | unsigned int t:1; | ||
73 | |||
74 | unsigned int h:1; | ||
75 | unsigned int l:1; | ||
76 | unsigned int n:1; | ||
77 | unsigned int x:1; | ||
78 | unsigned int b:1; | ||
79 | unsigned int c:1; | ||
80 | unsigned int v:1; | ||
81 | unsigned int m:1; | ||
82 | |||
83 | unsigned int cb:8; | ||
84 | |||
85 | unsigned int o:1; | ||
86 | unsigned int g:1; | ||
87 | unsigned int f:1; | ||
88 | unsigned int r:1; | ||
89 | unsigned int q:1; | ||
90 | unsigned int p:1; | ||
91 | unsigned int d:1; | ||
92 | unsigned int i:1; | ||
93 | }; | ||
94 | |||
95 | #ifdef CONFIG_64BIT | ||
96 | #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4)) | ||
97 | #else | ||
98 | #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW)) | ||
99 | #endif | ||
100 | |||
101 | #endif /* !__ASSEMBLY__ */ | ||
102 | |||
62 | #endif | 103 | #endif |
diff --git a/arch/parisc/include/asm/special_insns.h b/arch/parisc/include/asm/special_insns.h new file mode 100644 index 000000000000..d306b75bc77f --- /dev/null +++ b/arch/parisc/include/asm/special_insns.h | |||
@@ -0,0 +1,40 @@ | |||
1 | #ifndef __PARISC_SPECIAL_INSNS_H | ||
2 | #define __PARISC_SPECIAL_INSNS_H | ||
3 | |||
4 | #define mfctl(reg) ({ \ | ||
5 | unsigned long cr; \ | ||
6 | __asm__ __volatile__( \ | ||
7 | "mfctl " #reg ",%0" : \ | ||
8 | "=r" (cr) \ | ||
9 | ); \ | ||
10 | cr; \ | ||
11 | }) | ||
12 | |||
13 | #define mtctl(gr, cr) \ | ||
14 | __asm__ __volatile__("mtctl %0,%1" \ | ||
15 | : /* no outputs */ \ | ||
16 | : "r" (gr), "i" (cr) : "memory") | ||
17 | |||
18 | /* these are here to de-mystefy the calling code, and to provide hooks */ | ||
19 | /* which I needed for debugging EIEM problems -PB */ | ||
20 | #define get_eiem() mfctl(15) | ||
21 | static inline void set_eiem(unsigned long val) | ||
22 | { | ||
23 | mtctl(val, 15); | ||
24 | } | ||
25 | |||
26 | #define mfsp(reg) ({ \ | ||
27 | unsigned long cr; \ | ||
28 | __asm__ __volatile__( \ | ||
29 | "mfsp " #reg ",%0" : \ | ||
30 | "=r" (cr) \ | ||
31 | ); \ | ||
32 | cr; \ | ||
33 | }) | ||
34 | |||
35 | #define mtsp(gr, cr) \ | ||
36 | __asm__ __volatile__("mtsp %0,%1" \ | ||
37 | : /* no outputs */ \ | ||
38 | : "r" (gr), "i" (cr) : "memory") | ||
39 | |||
40 | #endif /* __PARISC_SPECIAL_INSNS_H */ | ||
diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h index 74036f436a3b..804aa28ab1d6 100644 --- a/arch/parisc/include/asm/spinlock.h +++ b/arch/parisc/include/asm/spinlock.h | |||
@@ -1,7 +1,6 @@ | |||
1 | #ifndef __ASM_SPINLOCK_H | 1 | #ifndef __ASM_SPINLOCK_H |
2 | #define __ASM_SPINLOCK_H | 2 | #define __ASM_SPINLOCK_H |
3 | 3 | ||
4 | #include <asm/system.h> | ||
5 | #include <asm/processor.h> | 4 | #include <asm/processor.h> |
6 | #include <asm/spinlock_types.h> | 5 | #include <asm/spinlock_types.h> |
7 | 6 | ||
diff --git a/arch/parisc/include/asm/switch_to.h b/arch/parisc/include/asm/switch_to.h new file mode 100644 index 000000000000..8ed8fea1e784 --- /dev/null +++ b/arch/parisc/include/asm/switch_to.h | |||
@@ -0,0 +1,12 @@ | |||
1 | #ifndef __PARISC_SWITCH_TO_H | ||
2 | #define __PARISC_SWITCH_TO_H | ||
3 | |||
4 | struct task_struct; | ||
5 | |||
6 | extern struct task_struct *_switch_to(struct task_struct *, struct task_struct *); | ||
7 | |||
8 | #define switch_to(prev, next, last) do { \ | ||
9 | (last) = _switch_to(prev, next); \ | ||
10 | } while(0) | ||
11 | |||
12 | #endif /* __PARISC_SWITCH_TO_H */ | ||
diff --git a/arch/parisc/include/asm/system.h b/arch/parisc/include/asm/system.h index b19e63a8e848..fc2c1261ac1f 100644 --- a/arch/parisc/include/asm/system.h +++ b/arch/parisc/include/asm/system.h | |||
@@ -1,165 +1,6 @@ | |||
1 | #ifndef __PARISC_SYSTEM_H | 1 | /* FILE TO BE DELETED. DO NOT ADD STUFF HERE! */ |
2 | #define __PARISC_SYSTEM_H | 2 | #include <asm/barrier.h> |
3 | 3 | #include <asm/exec.h> | |
4 | #include <linux/irqflags.h> | 4 | #include <asm/ldcw.h> |
5 | 5 | #include <asm/special_insns.h> | |
6 | /* The program status word as bitfields. */ | 6 | #include <asm/switch_to.h> |
7 | struct pa_psw { | ||
8 | unsigned int y:1; | ||
9 | unsigned int z:1; | ||
10 | unsigned int rv:2; | ||
11 | unsigned int w:1; | ||
12 | unsigned int e:1; | ||
13 | unsigned int s:1; | ||
14 | unsigned int t:1; | ||
15 | |||
16 | unsigned int h:1; | ||
17 | unsigned int l:1; | ||
18 | unsigned int n:1; | ||
19 | unsigned int x:1; | ||
20 | unsigned int b:1; | ||
21 | unsigned int c:1; | ||
22 | unsigned int v:1; | ||
23 | unsigned int m:1; | ||
24 | |||
25 | unsigned int cb:8; | ||
26 | |||
27 | unsigned int o:1; | ||
28 | unsigned int g:1; | ||
29 | unsigned int f:1; | ||
30 | unsigned int r:1; | ||
31 | unsigned int q:1; | ||
32 | unsigned int p:1; | ||
33 | unsigned int d:1; | ||
34 | unsigned int i:1; | ||
35 | }; | ||
36 | |||
37 | #ifdef CONFIG_64BIT | ||
38 | #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4)) | ||
39 | #else | ||
40 | #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW)) | ||
41 | #endif | ||
42 | |||
43 | struct task_struct; | ||
44 | |||
45 | extern struct task_struct *_switch_to(struct task_struct *, struct task_struct *); | ||
46 | |||
47 | #define switch_to(prev, next, last) do { \ | ||
48 | (last) = _switch_to(prev, next); \ | ||
49 | } while(0) | ||
50 | |||
51 | #define mfctl(reg) ({ \ | ||
52 | unsigned long cr; \ | ||
53 | __asm__ __volatile__( \ | ||
54 | "mfctl " #reg ",%0" : \ | ||
55 | "=r" (cr) \ | ||
56 | ); \ | ||
57 | cr; \ | ||
58 | }) | ||
59 | |||
60 | #define mtctl(gr, cr) \ | ||
61 | __asm__ __volatile__("mtctl %0,%1" \ | ||
62 | : /* no outputs */ \ | ||
63 | : "r" (gr), "i" (cr) : "memory") | ||
64 | |||
65 | /* these are here to de-mystefy the calling code, and to provide hooks */ | ||
66 | /* which I needed for debugging EIEM problems -PB */ | ||
67 | #define get_eiem() mfctl(15) | ||
68 | static inline void set_eiem(unsigned long val) | ||
69 | { | ||
70 | mtctl(val, 15); | ||
71 | } | ||
72 | |||
73 | #define mfsp(reg) ({ \ | ||
74 | unsigned long cr; \ | ||
75 | __asm__ __volatile__( \ | ||
76 | "mfsp " #reg ",%0" : \ | ||
77 | "=r" (cr) \ | ||
78 | ); \ | ||
79 | cr; \ | ||
80 | }) | ||
81 | |||
82 | #define mtsp(gr, cr) \ | ||
83 | __asm__ __volatile__("mtsp %0,%1" \ | ||
84 | : /* no outputs */ \ | ||
85 | : "r" (gr), "i" (cr) : "memory") | ||
86 | |||
87 | |||
88 | /* | ||
89 | ** This is simply the barrier() macro from linux/kernel.h but when serial.c | ||
90 | ** uses tqueue.h uses smp_mb() defined using barrier(), linux/kernel.h | ||
91 | ** hasn't yet been included yet so it fails, thus repeating the macro here. | ||
92 | ** | ||
93 | ** PA-RISC architecture allows for weakly ordered memory accesses although | ||
94 | ** none of the processors use it. There is a strong ordered bit that is | ||
95 | ** set in the O-bit of the page directory entry. Operating systems that | ||
96 | ** can not tolerate out of order accesses should set this bit when mapping | ||
97 | ** pages. The O-bit of the PSW should also be set to 1 (I don't believe any | ||
98 | ** of the processor implemented the PSW O-bit). The PCX-W ERS states that | ||
99 | ** the TLB O-bit is not implemented so the page directory does not need to | ||
100 | ** have the O-bit set when mapping pages (section 3.1). This section also | ||
101 | ** states that the PSW Y, Z, G, and O bits are not implemented. | ||
102 | ** So it looks like nothing needs to be done for parisc-linux (yet). | ||
103 | ** (thanks to chada for the above comment -ggg) | ||
104 | ** | ||
105 | ** The __asm__ op below simple prevents gcc/ld from reordering | ||
106 | ** instructions across the mb() "call". | ||
107 | */ | ||
108 | #define mb() __asm__ __volatile__("":::"memory") /* barrier() */ | ||
109 | #define rmb() mb() | ||
110 | #define wmb() mb() | ||
111 | #define smp_mb() mb() | ||
112 | #define smp_rmb() mb() | ||
113 | #define smp_wmb() mb() | ||
114 | #define smp_read_barrier_depends() do { } while(0) | ||
115 | #define read_barrier_depends() do { } while(0) | ||
116 | |||
117 | #define set_mb(var, value) do { var = value; mb(); } while (0) | ||
118 | |||
119 | #ifndef CONFIG_PA20 | ||
120 | /* Because kmalloc only guarantees 8-byte alignment for kmalloc'd data, | ||
121 | and GCC only guarantees 8-byte alignment for stack locals, we can't | ||
122 | be assured of 16-byte alignment for atomic lock data even if we | ||
123 | specify "__attribute ((aligned(16)))" in the type declaration. So, | ||
124 | we use a struct containing an array of four ints for the atomic lock | ||
125 | type and dynamically select the 16-byte aligned int from the array | ||
126 | for the semaphore. */ | ||
127 | |||
128 | #define __PA_LDCW_ALIGNMENT 16 | ||
129 | #define __ldcw_align(a) ({ \ | ||
130 | unsigned long __ret = (unsigned long) &(a)->lock[0]; \ | ||
131 | __ret = (__ret + __PA_LDCW_ALIGNMENT - 1) \ | ||
132 | & ~(__PA_LDCW_ALIGNMENT - 1); \ | ||
133 | (volatile unsigned int *) __ret; \ | ||
134 | }) | ||
135 | #define __LDCW "ldcw" | ||
136 | |||
137 | #else /*CONFIG_PA20*/ | ||
138 | /* From: "Jim Hull" <jim.hull of hp.com> | ||
139 | I've attached a summary of the change, but basically, for PA 2.0, as | ||
140 | long as the ",CO" (coherent operation) completer is specified, then the | ||
141 | 16-byte alignment requirement for ldcw and ldcd is relaxed, and instead | ||
142 | they only require "natural" alignment (4-byte for ldcw, 8-byte for | ||
143 | ldcd). */ | ||
144 | |||
145 | #define __PA_LDCW_ALIGNMENT 4 | ||
146 | #define __ldcw_align(a) (&(a)->slock) | ||
147 | #define __LDCW "ldcw,co" | ||
148 | |||
149 | #endif /*!CONFIG_PA20*/ | ||
150 | |||
151 | /* LDCW, the only atomic read-write operation PA-RISC has. *sigh*. */ | ||
152 | #define __ldcw(a) ({ \ | ||
153 | unsigned __ret; \ | ||
154 | __asm__ __volatile__(__LDCW " 0(%2),%0" \ | ||
155 | : "=r" (__ret), "+m" (*(a)) : "r" (a)); \ | ||
156 | __ret; \ | ||
157 | }) | ||
158 | |||
159 | #ifdef CONFIG_SMP | ||
160 | # define __lock_aligned __attribute__((__section__(".data..lock_aligned"))) | ||
161 | #endif | ||
162 | |||
163 | #define arch_align_stack(x) (x) | ||
164 | |||
165 | #endif | ||
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index 6d9c7c7973d0..83ae7dd4d99e 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h | |||
@@ -5,6 +5,7 @@ | |||
5 | 5 | ||
6 | #ifndef __ASSEMBLY__ | 6 | #ifndef __ASSEMBLY__ |
7 | #include <asm/processor.h> | 7 | #include <asm/processor.h> |
8 | #include <asm/special_insns.h> | ||
8 | 9 | ||
9 | struct thread_info { | 10 | struct thread_info { |
10 | struct task_struct *task; /* main task structure */ | 11 | struct task_struct *task; /* main task structure */ |
diff --git a/arch/parisc/include/asm/timex.h b/arch/parisc/include/asm/timex.h index 3b68d77273d9..2bd51f6d832b 100644 --- a/arch/parisc/include/asm/timex.h +++ b/arch/parisc/include/asm/timex.h | |||
@@ -6,7 +6,6 @@ | |||
6 | #ifndef _ASMPARISC_TIMEX_H | 6 | #ifndef _ASMPARISC_TIMEX_H |
7 | #define _ASMPARISC_TIMEX_H | 7 | #define _ASMPARISC_TIMEX_H |
8 | 8 | ||
9 | #include <asm/system.h> | ||
10 | 9 | ||
11 | #define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ | 10 | #define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ |
12 | 11 | ||
diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index ff4cf9dab8d2..9ac066086f03 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h | |||
@@ -5,7 +5,6 @@ | |||
5 | * User space memory access functions | 5 | * User space memory access functions |
6 | */ | 6 | */ |
7 | #include <asm/page.h> | 7 | #include <asm/page.h> |
8 | #include <asm/system.h> | ||
9 | #include <asm/cache.h> | 8 | #include <asm/cache.h> |
10 | #include <asm/errno.h> | 9 | #include <asm/errno.h> |
11 | #include <asm-generic/uaccess-unaligned.h> | 10 | #include <asm-generic/uaccess-unaligned.h> |
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 83335f3da5fc..9d181890a7e3 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c | |||
@@ -22,7 +22,6 @@ | |||
22 | #include <asm/cache.h> | 22 | #include <asm/cache.h> |
23 | #include <asm/cacheflush.h> | 23 | #include <asm/cacheflush.h> |
24 | #include <asm/tlbflush.h> | 24 | #include <asm/tlbflush.h> |
25 | #include <asm/system.h> | ||
26 | #include <asm/page.h> | 25 | #include <asm/page.h> |
27 | #include <asm/pgalloc.h> | 26 | #include <asm/pgalloc.h> |
28 | #include <asm/processor.h> | 27 | #include <asm/processor.h> |
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c index 4896ed090585..f65fa480c905 100644 --- a/arch/parisc/kernel/firmware.c +++ b/arch/parisc/kernel/firmware.c | |||
@@ -67,7 +67,6 @@ | |||
67 | #include <asm/page.h> | 67 | #include <asm/page.h> |
68 | #include <asm/pdc.h> | 68 | #include <asm/pdc.h> |
69 | #include <asm/pdcpat.h> | 69 | #include <asm/pdcpat.h> |
70 | #include <asm/system.h> | ||
71 | #include <asm/processor.h> /* for boot_cpu_data */ | 70 | #include <asm/processor.h> /* for boot_cpu_data */ |
72 | 71 | ||
73 | static DEFINE_SPINLOCK(pdc_lock); | 72 | static DEFINE_SPINLOCK(pdc_lock); |
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c index 9efd97405317..4f0cf0c9b0a8 100644 --- a/arch/parisc/kernel/pci.c +++ b/arch/parisc/kernel/pci.c | |||
@@ -16,7 +16,6 @@ | |||
16 | #include <linux/types.h> | 16 | #include <linux/types.h> |
17 | 17 | ||
18 | #include <asm/io.h> | 18 | #include <asm/io.h> |
19 | #include <asm/system.h> | ||
20 | #include <asm/superio.h> | 19 | #include <asm/superio.h> |
21 | 20 | ||
22 | #define DEBUG_RESOURCES 0 | 21 | #define DEBUG_RESOURCES 0 |
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c index 2905b1f52d30..857c2f545470 100644 --- a/arch/parisc/kernel/ptrace.c +++ b/arch/parisc/kernel/ptrace.c | |||
@@ -22,7 +22,6 @@ | |||
22 | 22 | ||
23 | #include <asm/uaccess.h> | 23 | #include <asm/uaccess.h> |
24 | #include <asm/pgtable.h> | 24 | #include <asm/pgtable.h> |
25 | #include <asm/system.h> | ||
26 | #include <asm/processor.h> | 25 | #include <asm/processor.h> |
27 | #include <asm/asm-offsets.h> | 26 | #include <asm/asm-offsets.h> |
28 | 27 | ||
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 32d588488f04..5006e8ea3051 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c | |||
@@ -32,7 +32,6 @@ | |||
32 | #include <linux/bitops.h> | 32 | #include <linux/bitops.h> |
33 | #include <linux/ftrace.h> | 33 | #include <linux/ftrace.h> |
34 | 34 | ||
35 | #include <asm/system.h> | ||
36 | #include <linux/atomic.h> | 35 | #include <linux/atomic.h> |
37 | #include <asm/current.h> | 36 | #include <asm/current.h> |
38 | #include <asm/delay.h> | 37 | #include <asm/delay.h> |
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index f19e6604026a..45ba99f5080b 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c | |||
@@ -27,7 +27,6 @@ | |||
27 | #include <linux/bug.h> | 27 | #include <linux/bug.h> |
28 | 28 | ||
29 | #include <asm/assembly.h> | 29 | #include <asm/assembly.h> |
30 | #include <asm/system.h> | ||
31 | #include <asm/uaccess.h> | 30 | #include <asm/uaccess.h> |
32 | #include <asm/io.h> | 31 | #include <asm/io.h> |
33 | #include <asm/irq.h> | 32 | #include <asm/irq.h> |
diff --git a/arch/parisc/lib/bitops.c b/arch/parisc/lib/bitops.c index a8bffd8af77d..187118841af1 100644 --- a/arch/parisc/lib/bitops.c +++ b/arch/parisc/lib/bitops.c | |||
@@ -8,7 +8,6 @@ | |||
8 | 8 | ||
9 | #include <linux/kernel.h> | 9 | #include <linux/kernel.h> |
10 | #include <linux/spinlock.h> | 10 | #include <linux/spinlock.h> |
11 | #include <asm/system.h> | ||
12 | #include <linux/atomic.h> | 11 | #include <linux/atomic.h> |
13 | 12 | ||
14 | #ifdef CONFIG_SMP | 13 | #ifdef CONFIG_SMP |