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init.S: also print out mcause when trapping an unhandled exception

This commit is contained in:
Luke Wren 2021-11-29 18:49:37 +00:00
parent c8afb4ac33
commit ba248c832a
1 changed files with 5 additions and 0 deletions
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5
test/sim/common/init.S
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@ -256,6 +256,10 @@ _weak_handler_name_in_x31:
li x31, IO_PRINT_U32
csrr x28, mepc
sw x28, (x31)
csrr x26, mcause
bltz x26, 1f
print_reg _str_mcause x26
1:
print_reg _str_s0 s0
print_reg _str_s1 s1
print_reg _str_a0 a0
@ -274,6 +278,7 @@ _weak_handler_name_in_x31:
_str_unhandled_trap: .asciz "*** Unhandled trap ***\n"
_str_at_mepc: .asciz " @ mepc = "
_str_mcause: .asciz " mcause = "
_str_s0: .asciz "s0: "
_str_s1: .asciz "s1: "
_str_a0: .asciz "a0: "