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07e50313c7
MBR code now strictly loads OS code into memory and jumps into it. Now, I've got to consolidate my assembler code, modrm logic is messed up.
11 lines
386 B
Plaintext
11 lines
386 B
Plaintext
H@ ORG ! 0x8000 BIN( !
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JMP8, L1 FWR8 ( start )
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L2 ( msg ) BSET ," Hello World!" 0 A,
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L1 FSET ( start )
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SI L2 @ ( msg ) MOVrI, AH 0x0e MOVri, ( print char )
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L1 BSET ( loop ) LODSB, AL AL ORrr, ( end of str? )
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JZ, L2 FWR8 ( next ) 0x10 INT, ( print char )
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JMP8, L1 ( loop ) BWR
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L2 FSET ( next ) AH 0 MOVri, 0x16 INT, ( read kbd )
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AH 0x0e MOVri, 0x10 INT, ( spit read char ) HLT, ( done )
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