45 lines
1001 B
ArmAsm
45 lines
1001 B
ArmAsm
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/*
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Prefix for .exe images
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Doesn't work yet, even though it starts off the same as a .com
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image as shown by DOS debug.
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*/
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.text
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.code16
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.arch i386
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.section ".prefix", "ax", @progbits
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.globl _prefix
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_prefix:
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.byte 'M', 'Z'
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.short _exe_size_tail /* tail */
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.short _exe_size_pages /* pages */
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.short 0 /* relocations */
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.short 2 /* header paras */
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.short _exe_bss_size /* min */
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.short 0xFFFF /* max paras */
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.short _exe_ss_offset /* SS */
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.short _stack_size /* SP */
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.short 0 /* checksum */
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.short 0 /* IP */
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.short 0 /* CS */
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.short 0x1C /* reloc offset */
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.short 0 /* overlay number */
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.short 0 /* fill */
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.short 0 /* fill */
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.section ".text16", "ax", @progbits
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.globl prefix_exit
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prefix_exit:
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movw $0x4c00,%ax /* return to DOS */
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int $0x21 /* reach this on Quit */
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.globl prefix_exit_end
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prefix_exit_end:
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.previous
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/* The body of etherboot is attached here at build time.
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* Force 16 byte alignment
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*/
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.align 16,0
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_body:
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