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authorDavid Woodhouse <dwmw2@infradead.org>2007-01-18 10:34:51 +1100
committerDavid Woodhouse <dwmw2@infradead.org>2007-01-18 10:34:51 +1100
commit9cdf083f981b8d37b3212400a359368661385099 (patch)
treeaa15a6a08ad87e650dea40fb59b3180bef0d345b /include/asm-sh/entry-macros.S
parente499e01d234a31d59679b7b1e1cf628d917ba49a (diff)
parenta8b3485287731978899ced11f24628c927890e78 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/asm-sh/entry-macros.S')
-rw-r--r--include/asm-sh/entry-macros.S33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/asm-sh/entry-macros.S b/include/asm-sh/entry-macros.S
new file mode 100644
index 00000000000..500030eae7a
--- /dev/null
+++ b/include/asm-sh/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_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) >> 10) ^ 0xff, \tmp
+ shll8 \tmp
+ shll2 \tmp
+ mov r15, \ti
+ and \tmp, \ti
+#endif
+ .endm
+