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authorHeiko Carstens <heiko.carstens@de.ibm.com>2010-10-25 16:10:17 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-10-25 16:10:15 +0200
commitf861e4057263033ad9134bfd6745f91b2165b351 (patch)
treeea5778eed9c4a61c8b7571994d4d22c867741a17 /arch/s390/kernel
parent7aca2eda5c2a45884ff0ce0bb1ebfa8f83c1e0f9 (diff)
downloadlinux-linaro-android-f861e4057263033ad9134bfd6745f91b2165b351.tar.gz
[S390] Add config option for z196 code generation.
Add a kernel config option for the IBM zEnterprise 196. This will produce faster code on newer compilers using the -march=z196 option. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/head.S8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index db1696e210a..7061398341d 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -488,7 +488,9 @@ startup:
.align 16
2: .long 0x000a0000,0x8badcccc
#if defined(CONFIG_64BIT)
-#if defined(CONFIG_MARCH_Z10)
+#if defined(CONFIG_MARCH_Z196)
+ .long 0xc100efe3, 0xf46c0000
+#elif defined(CONFIG_MARCH_Z10)
.long 0xc100efe3, 0xf0680000
#elif defined(CONFIG_MARCH_Z9_109)
.long 0xc100efc3, 0x00000000
@@ -498,7 +500,9 @@ startup:
.long 0xc0000000, 0x00000000
#endif
#else
-#if defined(CONFIG_MARCH_Z10)
+#if defined(CONFIG_MARCH_Z196)
+ .long 0x8100c880, 0x00000000
+#elif defined(CONFIG_MARCH_Z10)
.long 0x8100c880, 0x00000000
#elif defined(CONFIG_MARCH_Z9_109)
.long 0x8100c880, 0x00000000