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 @@ +! entry.S macro define + + .macro cli + stc sr, r0 + or #0xf0, r0 + ldc r0, sr + .endm + + .macro sti + mov #0xf0, r11 + extu.b r11, r11 + not r11, r11 + stc sr, r10 + and r11, r10 +#ifdef CONFIG_CPU_HAS_SR_RB + stc k_g_imask, r11 + or r11, r10 +#endif + ldc r10, sr + .endm + + .macro get_current_thread_info, ti, tmp +#ifdef CONFIG_CPU_HAS_SR_RB + stc r7_bank, \ti +#else + mov #((THREAD_SIZE - 1) >> 10) ^ 0xff, \tmp + shll8 \tmp + shll2 \tmp + mov r15, \ti + and \tmp, \ti +#endif + .endm + |