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Merge pull request #626 from b3rendsh/master
MSX fix memory and base year
pull/627/head
Wayne Warthen
3 months ago
committed by
GitHub
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GPG Key ID: B5690EEEBB952194
2 changed files with
8 additions and
1 deletions
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Source/HBIOS/hbios.asm
-
Source/HBIOS/rp5rtc.asm
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@ -1957,7 +1957,8 @@ ROMRESUME: |
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#ENDIF |
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; |
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#IF (MEMMGR == MM_MSX) |
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LD A,((ROMSIZE + RAMSIZE) / 16) - 2 + RAMBIAS * 2 |
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RAMSEG .EQU ((ROMSIZE + RAMSIZE) / 16) - 2 + (RAMBIAS * 2) |
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LD A,RAMSEG |
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OUT (MPGSEL_2),A |
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INC A |
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OUT (MPGSEL_3),A |
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@ -324,6 +324,9 @@ RP5RTC_SETTIM: |
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LD B, REG_1YEAR |
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LD A, (RP5RTC_YR) |
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; 2-DIGIT YEAR IS RELATIVE TO BASE YEAR 1980 |
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ADD A,$20 ; ADD OFFSET |
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DAA ; BCD |
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CALL RP5RTC_WRVL |
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LD B, MODE_ALRMST |
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@ -378,6 +381,9 @@ RP5RTC_RDTIM: |
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LD B, REG_1YEAR |
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CALL RP5RTC_RDVL |
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; 2-DIGIT YEAR IS RELATIVE TO BASE YEAR 1980 |
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SUB $20 ; SUBSTRACT OFFSET |
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DAA ; BCD |
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LD (RP5RTC_YR), A |
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RET |
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