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Add stack memory dump to fatal exception handler

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This commit is contained in:
Angus Gratton 2016-03-10 12:28:38 +11:00
parent b2c032a867
commit f9fb0f212c
2 changed files with 28 additions and 2 deletions
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7
core/exception_vectors.S
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@ -68,6 +68,7 @@ DebugExceptionVector:
.type DebugExceptionVector, @function
wsr a0, excsave2
mov a2, a1
call0 sdk_user_fatal_exception_handler
rfi 2
@ -81,6 +82,7 @@ KernelExceptionVector:
.type KernelExceptionVector, @function
break 1, 0
mov a2, a1
call0 sdk_user_fatal_exception_handler
rfe
@ -98,6 +100,7 @@ DoubleExceptionVector:
.type DoubleExceptionVector, @function
break 1, 4
mov a2, a1
call0 sdk_user_fatal_exception_handler
/* Reset vector at offset 0x80 is unused, as vecbase gets reset to mask ROM
@ -251,10 +254,11 @@ LoadStoreErrorHandler:
* will have correct values */
wsr a0, sar
l32i a0, sp, 0
l32i a2, sp, 0x08
/*l32i a2, sp, 0x08*/
l32i a3, sp, 0x0c
l32i a4, sp, 0x10
rsr a1, excsave1
mov a2, a1
call0 sdk_user_fatal_exception_handler
.balign 4
@ -515,6 +519,7 @@ UserExceptionHandler:
.literal_position
.LUserFailOtherExceptionCause:
break 1, 1
addi a2, a1, 0x50 /* UserExceptionHandler pushes stack down 0x50 */
call0 sdk_user_fatal_exception_handler
/* _xt_user_exit is pushed onto the stack as part of the user exception handler,