2019-03-13 21:11:19 +01:00
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; assumptions about the starting envionment
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2019-03-10 20:23:09 +01:00
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cpu 8086
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2019-03-23 21:17:47 +01:00
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org 0x0000
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2019-03-23 21:37:18 +01:00
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; es:bx pxeenv+ structure
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2019-03-13 21:11:19 +01:00
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; ss:sp functional stack
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2019-03-10 20:23:09 +01:00
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2019-03-13 21:11:19 +01:00
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; during PXE, CS=0000 and IP=7C00
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2019-03-23 21:37:18 +01:00
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_startup:
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xor ax, ax
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mov ss, ax
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mov sp, 0x0000
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mov ds, ax
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mov es, ax
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mov si, 0x7C00
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mov di, 0x0500
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mov cx, (_reloc_end)
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rep movsb
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jmp 0x0050:main
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2019-03-10 20:23:09 +01:00
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2019-03-13 22:11:30 +01:00
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_exit:
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mov si, .message
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call kprintf
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.loop:
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hlt
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jmp .loop
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.message:
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2019-03-13 21:11:19 +01:00
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db "Halted: Waiting for poweroff...", 0
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2019-03-13 18:28:38 +01:00
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2019-03-23 21:23:17 +01:00
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%include "kernel/main.asm"
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2019-03-23 21:37:18 +01:00
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_reloc_end:
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