Details | Last modification | View Log
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1485 | alone | 1 | #ifndef included_diRestore |
| 2 | #define included_diRestore |
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| 3 | diRestore: |
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| 4 | ;Adds 151cc if interrupts are enabled, 161cc if disabled |
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| 5 | ;Disables interrupts, but sets up the stack so that interrupt settings are restored. |
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| 6 | ;Call this at the top of your routine that needs to disable interrupts :) |
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| 7 | ex (sp),hl |
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| 8 | push hl |
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| 9 | push af |
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| 10 | ld hl,restoreei |
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| 11 | ld a,r |
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| 12 | jp pe,+_ |
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| 13 | ld hl,restoredi |
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| 14 | _: |
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| 15 | di |
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| 16 | pop af |
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| 17 | inc sp |
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| 18 | inc sp |
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| 19 | ex (sp),hl |
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| 20 | dec sp |
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| 21 | dec sp |
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| 22 | ret |
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| 23 | restoredi: |
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| 24 | di |
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| 25 | ret |
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| 26 | restoreei: |
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| 27 | ei |
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| 28 | ret |
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| 29 | #endif |