Rev 195 | Rev 272 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 195 | Rev 238 | ||
---|---|---|---|
1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #ifndef __ia64_ASM_H__ |
29 | #ifndef __ia64_ASM_H__ |
30 | #define __ia64_ASM_H__ |
30 | #define __ia64_ASM_H__ |
31 | 31 | ||
32 | #include <arch/types.h> |
32 | #include <arch/types.h> |
33 | #include <config.h> |
33 | #include <config.h> |
34 | 34 | ||
35 | /** Return base address of current stack |
35 | /** Return base address of current stack |
36 | * |
36 | * |
37 | * Return the base address of the current stack. |
37 | * Return the base address of the current stack. |
38 | * The stack is assumed to be STACK_SIZE long. |
38 | * The stack is assumed to be STACK_SIZE long. |
39 | * The stack must start on page boundary. |
39 | * The stack must start on page boundary. |
40 | */ |
40 | */ |
41 | static inline __address get_stack_base(void) |
41 | static inline __address get_stack_base(void) |
42 | { |
42 | { |
43 | __u64 v; |
43 | __u64 v; |
44 | 44 | ||
45 | __asm__ volatile ("and %0 = %1, r12" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
45 | __asm__ volatile ("and %0 = %1, r12" : "=r" (v) : "r" (~(STACK_SIZE-1))); |
46 | 46 | ||
47 | return v; |
47 | return v; |
48 | } |
48 | } |
49 | 49 | ||
50 | 50 | ||
51 | void cpu_sleep(void); |
51 | void cpu_sleep(void); |
52 | 52 | ||
53 | void asm_delay_loop(__u32 t); |
53 | void asm_delay_loop(__u32 t); |
54 | 54 | ||
- | 55 | ||
- | 56 | #define set_shadow_register(reg,val) {__u64 v = val; __asm__ volatile("mov r15 = %0;;\n""bsw.0;;\n""mov " #reg " = r15;;\n""bsw.1;;\n" : : "r" (v) : "r15" ); } |
|
- | 57 | #define get_shadow_register(reg,val) {__u64 v ; __asm__ volatile("bsw.0;;\n" "mov r15 = r" #reg ";;\n" "bsw.1;;\n" "mov %0 = r15;;\n" : "=r" (v) : : "r15" ); val=v; } |
|
- | 58 | ||
- | 59 | #define get_control_register(reg,val) {__u64 v ; __asm__ volatile("mov r15 = cr" #reg ";;\n" "mov %0 = r15;;\n" : "=r" (v) : : "r15" ); val=v; } |
|
- | 60 | #define get_aplication_register(reg,val) {__u64 v ; __asm__ volatile("mov r15 = ar" #reg ";;\n" "mov %0 = r15;;\n" : "=r" (v) : : "r15" ); val=v; } |
|
- | 61 | #define get_psr(val) {__u64 v ; __asm__ volatile("mov r15 = psr;;\n" "mov %0 = r15;;\n" : "=r" (v) : : "r15" ); val=v; } |
|
- | 62 | ||
- | 63 | ||
55 | #endif |
64 | #endif |
56 | 65 |