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author | 2015-08-04 12:17:53 -0700 | |
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committer | 2015-08-04 15:44:42 -0700 | |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/tools/testing/selftests/powerpc/switch_endian/check.S | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/tools/testing/selftests/powerpc/switch_endian/check.S')
-rw-r--r-- | kernel/tools/testing/selftests/powerpc/switch_endian/check.S | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/kernel/tools/testing/selftests/powerpc/switch_endian/check.S b/kernel/tools/testing/selftests/powerpc/switch_endian/check.S new file mode 100644 index 000000000..e2484d2c2 --- /dev/null +++ b/kernel/tools/testing/selftests/powerpc/switch_endian/check.S @@ -0,0 +1,100 @@ +#include "common.h" + +/* + * Checks that registers contain what we expect, ie. they were not clobbered by + * the syscall. + * + * r15: pattern to check registers against. + * + * At the end r3 == 0 if everything's OK. + */ + nop # guaranteed to be illegal in reverse-endian + mr r9,r15 + cmpd r9,r3 # check r3 + bne 1f + addi r9,r15,4 # check r4 + cmpd r9,r4 + bne 1f + lis r9,0x00FF # check CR + ori r9,r9,0xF000 + mfcr r10 + and r10,r10,r9 + cmpw r9,r10 + addi r9,r15,34 + bne 1f + addi r9,r15,32 # check LR + mflr r10 + cmpd r9,r10 + bne 1f + addi r9,r15,5 # check r5 + cmpd r9,r5 + bne 1f + addi r9,r15,6 # check r6 + cmpd r9,r6 + bne 1f + addi r9,r15,7 # check r7 + cmpd r9,r7 + bne 1f + addi r9,r15,8 # check r8 + cmpd r9,r8 + bne 1f + addi r9,r15,13 # check r13 + cmpd r9,r13 + bne 1f + addi r9,r15,14 # check r14 + cmpd r9,r14 + bne 1f + addi r9,r15,16 # check r16 + cmpd r9,r16 + bne 1f + addi r9,r15,17 # check r17 + cmpd r9,r17 + bne 1f + addi r9,r15,18 # check r18 + cmpd r9,r18 + bne 1f + addi r9,r15,19 # check r19 + cmpd r9,r19 + bne 1f + addi r9,r15,20 # check r20 + cmpd r9,r20 + bne 1f + addi r9,r15,21 # check r21 + cmpd r9,r21 + bne 1f + addi r9,r15,22 # check r22 + cmpd r9,r22 + bne 1f + addi r9,r15,23 # check r23 + cmpd r9,r23 + bne 1f + addi r9,r15,24 # check r24 + cmpd r9,r24 + bne 1f + addi r9,r15,25 # check r25 + cmpd r9,r25 + bne 1f + addi r9,r15,26 # check r26 + cmpd r9,r26 + bne 1f + addi r9,r15,27 # check r27 + cmpd r9,r27 + bne 1f + addi r9,r15,28 # check r28 + cmpd r9,r28 + bne 1f + addi r9,r15,29 # check r29 + cmpd r9,r29 + bne 1f + addi r9,r15,30 # check r30 + cmpd r9,r30 + bne 1f + addi r9,r15,31 # check r31 + cmpd r9,r31 + bne 1f + b 2f +1: mr r3, r9 + li r0, __NR_exit + sc +2: li r0, __NR_switch_endian + nop |