mirror of
https://github.com/Tolik-Trek/ZX-SP-ROMs.git
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69 lines
892 B
Plaintext
69 lines
892 B
Plaintext
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;[x] 29/01/2024
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;¢ë室: A: bit1 - Primary/Secondary, bit0 - master/slave, bit2..3: ¨á¯®«ì§ãî騩áï à §¤¥« ¢ MBR
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CHOOSE_HDD:
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PUSH DE
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LD A,(ZX_VARS.OPER_DISK)
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LD C,BIOS.GET_DRV_ST
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CALL EXP_FNS
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POP DE
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JR C,.error
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AND #40 ;!HARDCODE HDD
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CALL Z,.setUp_HDD
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;
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.loop: LD A,(DE)
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INC DE
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CP ' '
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JR Z,.loop
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LD A,(DE)
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CP #0D
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JR Z,.error
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.cont: ; ®¬¥à à §¤¥«
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;INC DE
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LD A,(DE)
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CP "4"
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JR NC,.error
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CP "0"
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JR C,.error
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SUB "0"
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RLA
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RLA
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LD C,A
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; ; master/slave
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; DEC DE
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; LD A,(DE)
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; CP "2"
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; JR NC,.error
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; CP "0"
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; JR C,.error
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; SUB "0"
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; RLA
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; OR C
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; LD C,A
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; Primary/Secondary, master/slave
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DEC DE
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LD A,(DE)
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CP "4"
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JR NC,.error
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CP "0"
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JR C,.error
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SUB "0"
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OR C
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;
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LD C,BIOS.HDD_PART
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CALL EXP_FNS
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RET NC
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;
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.error: LD HL,MSG_3
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JP ERR_EXIT
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;
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.setUp_HDD:
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LD A,(ZX_VARS.OPER_DISK)
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LD B,A
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XOR A
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LD C,BIOS.HDD_TO_DRV
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PUSH DE
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CALL EXP_FNS
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POP DE
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RET
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; |