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DSPSpy/Base: Handle ACCOV exceptions 

This allows dspspy to show that an ACCOV happened, and to resume
accelerator reads after an ACCOV (by refreshing the YN2 register).
This commit is contained in:
Léo Lam 2017-09-19 19:16:53 +02:00
parent 05cdbccc38
commit e569d3bc4a
1 changed files with 12 additions and 2 deletions
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14
Source/DSPSpy/tests/dsp_base.inc
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@ -138,8 +138,18 @@ irq4:
lri $ac0.m, #0x0004
jmp irq
irq5:
lri $ac0.m, #0x0005
jmp irq
lrs $ac0.m, @DMBH
andcf $ac0.m, #0x8000
jlz irq5
si @DMBH, #0x8005
si @DMBL, #0x0000
si @DIRQ, #0x0001
lri $ac0.m, #0xbbbb
sr @0xffda, $ac0.m ; pred scale
sr @0xffdb, $ac0.m ; yn1
lr $ix2, @ARAM
sr @0xffdc, $ac0.m ; yn2
rti
irq6:
lri $ac0.m, #0x0006
jmp irq