diff options
Diffstat (limited to 'arch/sh/include/asm/entry-macros.S')
-rw-r--r-- | arch/sh/include/asm/entry-macros.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sh/include/asm/entry-macros.S b/arch/sh/include/asm/entry-macros.S new file mode 100644 index 000000000000..2dab0b8d9454 --- /dev/null +++ b/arch/sh/include/asm/entry-macros.S | |||
@@ -0,0 +1,33 @@ | |||
1 | ! entry.S macro define | ||
2 | |||
3 | .macro cli | ||
4 | stc sr, r0 | ||
5 | or #0xf0, r0 | ||
6 | ldc r0, sr | ||
7 | .endm | ||
8 | |||
9 | .macro sti | ||
10 | mov #0xf0, r11 | ||
11 | extu.b r11, r11 | ||
12 | not r11, r11 | ||
13 | stc sr, r10 | ||
14 | and r11, r10 | ||
15 | #ifdef CONFIG_CPU_HAS_SR_RB | ||
16 | stc k_g_imask, r11 | ||
17 | or r11, r10 | ||
18 | #endif | ||
19 | ldc r10, sr | ||
20 | .endm | ||
21 | |||
22 | .macro get_current_thread_info, ti, tmp | ||
23 | #ifdef CONFIG_CPU_HAS_SR_RB | ||
24 | stc r7_bank, \ti | ||
25 | #else | ||
26 | mov #((THREAD_SIZE - 1) >> 10) ^ 0xff, \tmp | ||
27 | shll8 \tmp | ||
28 | shll2 \tmp | ||
29 | mov r15, \ti | ||
30 | and \tmp, \ti | ||
31 | #endif | ||
32 | .endm | ||
33 | |||