diff options
| author |   Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
|---|---|---|
| committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
| commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
| tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/tests/tcg/lm32/crt.S | |
| parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) | |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/tests/tcg/lm32/crt.S')
| -rw-r--r-- | qemu/tests/tcg/lm32/crt.S | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/qemu/tests/tcg/lm32/crt.S b/qemu/tests/tcg/lm32/crt.S new file mode 100644 index 000000000..fc437a3de --- /dev/null +++ b/qemu/tests/tcg/lm32/crt.S @@ -0,0 +1,84 @@ +.text +.global _start + +_start: +_reset_handler: + xor r0, r0, r0 + mvhi r1, hi(_start) + ori r1, r1, lo(_start) + wcsr eba, r1 + wcsr deba, r1 + mvhi sp, hi(_fstack) + ori sp, sp, lo(_fstack) + bi _main + +_breakpoint_handler: + ori r25, r25, 1 + addi ra, ba, 4 + ret + nop + nop + nop + nop + nop + +_instruction_bus_error_handler: + ori r25, r25, 2 + addi ra, ea, 4 + ret + nop + nop + nop + nop + nop + +_watchpoint_handler: + ori r25, r25, 4 + addi ra, ba, 4 + ret + nop + nop + nop + nop + nop + +_data_bus_error_handler: + ori r25, r25, 8 + addi ra, ea, 4 + ret + nop + nop + nop + nop + nop + +_divide_by_zero_handler: + ori r25, r25, 16 + addi ra, ea, 4 + ret + nop + nop + nop + nop + nop + +_interrupt_handler: + ori r25, r25, 32 + addi ra, ea, 4 + ret + nop + nop + nop + nop + nop + +_system_call_handler: + ori r25, r25, 64 + addi ra, ea, 4 + ret + nop + nop + nop + nop + nop + |