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| author | Yoshinori Sato <ysato@users.sourceforge.jp> | 2006-11-05 08:18:08 +0100 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2006-12-06 02:45:36 +0100 |
| commit | b229632abd451ab2c797010b9788e48c9314db4f (patch) | |
| tree | be097331d66985376057ff3ffbab742d60ac55ed /include/asm-sh/entry-macros.S | |
| parent | sh: Exception vector rework and SH-2/SH-2A support. (diff) | |
| download | linux-b229632abd451ab2c797010b9788e48c9314db4f.tar.xz linux-b229632abd451ab2c797010b9788e48c9314db4f.zip | |
sh: Add SH-2A platform headers.
Mostly SH-2 wrappers..
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/entry-macros.S')
| -rw-r--r-- | include/asm-sh/entry-macros.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-sh/entry-macros.S b/include/asm-sh/entry-macros.S new file mode 100644 index 000000000000..099fe8189bbe --- /dev/null +++ b/include/asm-sh/entry-macros.S @@ -0,0 +1,32 @@ +! 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_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_HAS_SR_RB + stc r7_bank, \ti +#else + mov #((THREAD_SIZE - 1)>> 8) ^ 0xff, \tmp + shll8 \tmp + mov r15, \ti + and \tmp, \ti +#endif + .endm + |