summaryrefslogtreecommitdiffstats
path: root/arch/nios2/kernel/entry.S
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-24 07:59:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-24 07:59:07 -0700
commit05f0c553e2155b93a9b4edb96898458762bda867 (patch)
tree1e324d35774f87e45f18f73c76a62647d68a0b69 /arch/nios2/kernel/entry.S
parent668b54a1c2c25bde34cd9c077b1c5f03b46bcb49 (diff)
parent1a70db49a735350f221959bf26e9a12f63a743bc (diff)
downloadlinux-05f0c553e2155b93a9b4edb96898458762bda867.tar.gz
linux-05f0c553e2155b93a9b4edb96898458762bda867.tar.bz2
linux-05f0c553e2155b93a9b4edb96898458762bda867.zip
Merge tag 'nios2-v4.1-rc1' of git://git.rocketboards.org/linux-socfpga-next
Pull arch/nios2 updates from Ley Foon Tan: - update cache management code - rework trap handler with new define trap #. - fix on check header warning. * tag 'nios2-v4.1-rc1' of git://git.rocketboards.org/linux-socfpga-next: nios2: rework cache nios2: Add types.h header required for __u32 type nios2: rework trap handler nios2: remove end address checking for initda
Diffstat (limited to 'arch/nios2/kernel/entry.S')
-rw-r--r--arch/nios2/kernel/entry.S71
1 files changed, 42 insertions, 29 deletions
diff --git a/arch/nios2/kernel/entry.S b/arch/nios2/kernel/entry.S
index 27b006c52e12..1e515ccd698e 100644
--- a/arch/nios2/kernel/entry.S
+++ b/arch/nios2/kernel/entry.S
@@ -92,35 +92,35 @@ exception_table:
trap_table:
.word handle_system_call /* 0 */
- .word instruction_trap /* 1 */
- .word instruction_trap /* 2 */
- .word instruction_trap /* 3 */
- .word instruction_trap /* 4 */
- .word instruction_trap /* 5 */
- .word instruction_trap /* 6 */
- .word instruction_trap /* 7 */
- .word instruction_trap /* 8 */
- .word instruction_trap /* 9 */
- .word instruction_trap /* 10 */
- .word instruction_trap /* 11 */
- .word instruction_trap /* 12 */
- .word instruction_trap /* 13 */
- .word instruction_trap /* 14 */
- .word instruction_trap /* 15 */
- .word instruction_trap /* 16 */
- .word instruction_trap /* 17 */
- .word instruction_trap /* 18 */
- .word instruction_trap /* 19 */
- .word instruction_trap /* 20 */
- .word instruction_trap /* 21 */
- .word instruction_trap /* 22 */
- .word instruction_trap /* 23 */
- .word instruction_trap /* 24 */
- .word instruction_trap /* 25 */
- .word instruction_trap /* 26 */
- .word instruction_trap /* 27 */
- .word instruction_trap /* 28 */
- .word instruction_trap /* 29 */
+ .word handle_trap_1 /* 1 */
+ .word handle_trap_2 /* 2 */
+ .word handle_trap_3 /* 3 */
+ .word handle_trap_reserved /* 4 */
+ .word handle_trap_reserved /* 5 */
+ .word handle_trap_reserved /* 6 */
+ .word handle_trap_reserved /* 7 */
+ .word handle_trap_reserved /* 8 */
+ .word handle_trap_reserved /* 9 */
+ .word handle_trap_reserved /* 10 */
+ .word handle_trap_reserved /* 11 */
+ .word handle_trap_reserved /* 12 */
+ .word handle_trap_reserved /* 13 */
+ .word handle_trap_reserved /* 14 */
+ .word handle_trap_reserved /* 15 */
+ .word handle_trap_reserved /* 16 */
+ .word handle_trap_reserved /* 17 */
+ .word handle_trap_reserved /* 18 */
+ .word handle_trap_reserved /* 19 */
+ .word handle_trap_reserved /* 20 */
+ .word handle_trap_reserved /* 21 */
+ .word handle_trap_reserved /* 22 */
+ .word handle_trap_reserved /* 23 */
+ .word handle_trap_reserved /* 24 */
+ .word handle_trap_reserved /* 25 */
+ .word handle_trap_reserved /* 26 */
+ .word handle_trap_reserved /* 27 */
+ .word handle_trap_reserved /* 28 */
+ .word handle_trap_reserved /* 29 */
#ifdef CONFIG_KGDB
.word handle_kgdb_breakpoint /* 30 KGDB breakpoint */
#else
@@ -455,6 +455,19 @@ handle_kgdb_breakpoint:
br ret_from_exception
#endif
+handle_trap_1:
+ call handle_trap_1_c
+ br ret_from_exception
+
+handle_trap_2:
+ call handle_trap_2_c
+ br ret_from_exception
+
+handle_trap_3:
+handle_trap_reserved:
+ call handle_trap_3_c
+ br ret_from_exception
+
/*
* Beware - when entering resume, prev (the current task) is
* in r4, next (the new task) is in r5, don't change these