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https://github.com/Tolik-Trek/Estex-DSS.git
synced 2026-06-15 09:21:47 +03:00
DSSBOOT: исправлена ошибка с загрузкой ядра
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Tolik
parent
371e93f6ba
commit
4bde8c738c
@ -263,6 +263,7 @@ RUN_CORE: DI
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;
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INC_SECTOR_NUM: PUSH DE
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CALL CLUSTER_TO_SECTOR
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CALL GET_ABSOLUTE_SECTOR
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LD DE,#20 ;!HARDCODE ª®«¨ç¥á⢮ ¯à®ç¨â ëå ᥪâ®à®¢
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ADD IX,DE
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JR NC,.no_inc
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@ -192,6 +192,7 @@ OPENDSK: ;!TEST DRV.Open
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RST ToDSS.DRV
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POP BC
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JR Z,.exit
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JR .skip_open ;!FIXIT ª®£¤ DRV.MediaCheck ¨ DRV.Open ¡ã¤ã⠮⫨ç âìáï
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;
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.open: LD A,C
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;
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@ -201,7 +202,7 @@ OPENDSK: ;!TEST DRV.Open
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POP BC
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JP C,.error
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;[x] 29/02/2024 fix "open drive error"
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LD A,(CORE_BUFFERS.FatBuffer.DRIVE)
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.skip_open: LD A,(CORE_BUFFERS.FatBuffer.DRIVE)
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LD D,A
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PUSH DE
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;
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@ -217,12 +218,13 @@ OPENDSK: ;!TEST DRV.Open
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.exit: LD A,(LDRIVE)
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AND A
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RET
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;
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; !FIXIT ª®áâë«ì ¤«ï Flex Navigator ; [ ] media change
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.error: CP DSS_Error.sys.INVALID_DRIVE
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SCF
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RET Z
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LD A,DSS_Error.sys.NOT_READY
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RET
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;
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;[x] 29/02/2024 fix "open drive error"; 20/06/2024 fixed
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.error_bpb: PUSH AF ; á®åà 塞 ®¬¥à ®è¨¡ª¨
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LD A,(CORE_BUFFERS.FatBuffer.DRIVE)
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@ -1 +1 @@
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8
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9
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@ -294,16 +294,49 @@ Init: PUSH IY
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;+10 WORD Sector Size
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;+12 BYTE Removable Media Byte flags
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;+13_15 FREE
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; SelectDrive: PUSH DE
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; PUSH HL
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; ;
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; LD L,A
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; ;
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; LOGDRV_ENTRY_FIND LOGDRV
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; ;
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; ; [ ] custorm sector size
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; CALL CHECK_IDE_SECTOR_SIZE
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; RLA
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; ;
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; ;
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; LD E,(IY+LOGDRV.SECTOR_OFFSET)
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; LD D,(IY+LOGDRV.SECTOR_OFFSET+1)
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; ADD IX,DE
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; LD E,(IY+LOGDRV.SECTOR_OFFSET+2)
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; LD D,(IY+LOGDRV.SECTOR_OFFSET+3)
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; POP HL
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; ADC HL,DE
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; ; [ ] custom sector size
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; ;JR C,.exit
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; RRA
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; ;
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; .exit: LD A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)
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; POP DE
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; RET NC
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; LD A,DSS_Error.drv.UNKNOWN_FORMAT
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; RET
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; ¯¥à¥¤¥« âì âã⠯஢¥àªã à §¬¥à ᥪâ®à ?
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SelectDrive: PUSH DE
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PUSH HL
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;
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LD L,A
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ADD 0 - DSS_MAX_DRIVES_AMOUNT - 1
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LD A,DSS_Error.sys.INVALID_DRIVE
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JR C,.error_pop
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;
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LOGDRV_ENTRY_FIND LOGDRV
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;
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; [ ] custom sector size
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CALL CHECK_IDE_SECTOR_SIZE
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RLA
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LD A,DSS_Error.drv.UNKNOWN_FORMAT
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JR C,.error_pop
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;
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;
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LD E,(IY+LOGDRV.SECTOR_OFFSET)
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@ -313,15 +346,17 @@ SelectDrive: PUSH DE
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LD D,(IY+LOGDRV.SECTOR_OFFSET+3)
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POP HL
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ADC HL,DE
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; [ ] custom sector size
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;JR C,.exit
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RRA
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;
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.exit: LD A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)
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POP DE
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RET NC
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LD A,DSS_Error.drv.UNKNOWN_FORMAT
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LD A,DSS_Error.drv.SECTOR_NOT_FOUND
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RET C
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;
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LD A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)
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RET
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;
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.error_pop: POP HL
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POP DE
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RET
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; 00 - GET DEVICE PARAMETERS
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; 01 - READ TRACK
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@ -509,17 +544,55 @@ Close: XOR A
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;!TODO ¯®ª Open ¨ç¥£® ¥ ¤¥« ¥â ªà®¬¥ ¯à®¢¥àª¨ MediaCheck
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Open: ;CALL MediaCheck
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;RET
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; JP MediaCheck
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Open: CALL MediaCheck
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;!TODO
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;RET ‘
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;CALL READ_PARTITION_PARAMETERS
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RET
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;
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;[ ] media changed - bios 5x DETECT
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; ¢ë室 A=#FF - changed, A=0 - not changed, ZF=1 - not changed
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; MediaCheck: PUSH IY
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; CALL SelectDrive
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; JR C,.exit
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; ;
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; ; [ ] media changed
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; LD A,(IY + LOGDRV.PHISICAL_DRV_NUMBER)
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; LD C,BIOS.DRV_DETECT ;[ ] media change ¯¥à¥¤¥« âì «®£¨ªã âãâ ¨ ¢ ¡¨®á? ; !FIXIT
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; PUSH IY
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; RST ToBIOS
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; POP IY
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; JR NC,.next_check
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; ;
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; CP BIOS.Error.ATAPI.UnitAttention
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; JR Z,.Reinit
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; JR .exit
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; ;
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; .next_check: BIT 1,(IY + LOGDRV.MediaParameters)
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; JR NZ,.Reinit
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; ;
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; XOR A
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; .exit: POP IY
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; RET
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; ;
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; .Reinit: LD A,(IY + LOGDRV.PHISICAL_DRV_NUMBER)
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; LD (CURRENT_DRIVE.Number),A
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; LD (LOGDRV_OFFSET),IY
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; ;RES 1,(IY + LOGDRV.MediaParameters)
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; CALL DEFINE_PARTITIONS
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; LD A,#FF ;!HARDCODE drive changed
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; OR A
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; POP IY
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; RET
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MediaCheck: PUSH IY
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CALL SelectDrive
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JR C,.exit
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JR NC,.next_step
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;
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CP DSS_Error.drv.UNKNOWN_FORMAT
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SCF
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JR NZ,.exit
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; [ ] media changed
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.next_step: PUSH AF ; ‘®åà 塞 CF ¨ ª®¤ ®è¨¡ª¨ UNKNOWN_FORMAT, ¥á«¨ CF=1
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LD A,(IY + LOGDRV.PHISICAL_DRV_NUMBER)
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LD C,BIOS.DRV_DETECT ;[ ] media change ¯¥à¥¤¥« âì «®£¨ªã âãâ ¨ ¢ ¡¨®á? ; !FIXIT
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PUSH IY
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@ -529,13 +602,18 @@ MediaCheck: PUSH IY
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;
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CP BIOS.Error.ATAPI.UnitAttention
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JR Z,.Reinit
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JR .exit
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SCF
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POP BC ; <20> « á á⥪
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.exit: POP IY
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RET
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;
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.next_check: BIT 1,(IY + LOGDRV.MediaParameters)
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JR NZ,.Reinit
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;
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POP AF ; ‚®ááâ ¢«¨¢ ¥¬ CF ¨ ª®¤ ®è¨¡ª¨ UNKNOWN_FORMAT, ¥á«¨ CF=1
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POP IY
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RET C
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XOR A
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.exit: POP IY
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RET
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;
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.Reinit: LD A,(IY + LOGDRV.PHISICAL_DRV_NUMBER)
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@ -543,13 +621,14 @@ MediaCheck: PUSH IY
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LD (LOGDRV_OFFSET),IY
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;RES 1,(IY + LOGDRV.MediaParameters)
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CALL DEFINE_PARTITIONS
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POP AF
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POP IY
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RET C ; ‚®ááâ ¢«¨¢ ¥¬ CF ¨ ª®¤ ®è¨¡ª¨ UNKNOWN_FORMAT, ¥á«¨ CF=1
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LD A,#FF ;!HARDCODE drive changed
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OR A
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POP IY
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RET
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; [ ] custorm sector size
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CHECK_IDE_SECTOR_SIZE:
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LD E,(IY+LOGDRV.SECTOR_SIZE)
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@ -1 +1 @@
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451
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452
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