93d9540785
Found a bug in Intel's cross-compiler. => Switch to the standard gcc and use the flags "-march=i586 -mtune=i586" => Code runs on all Pentium (I) systems
41 lines
730 B
ArmAsm
41 lines
730 B
ArmAsm
/*
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* QEMU Boot sector to launch a preloaded Linux kernel
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* Copyright (c) 2004 Fabrice Bellard
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*/
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// MetalSVM reuses the same routine to launch its preloaded kernel
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#define LOAD_SEG 0x9000
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// define CONFIG_MCEMU_DEBUG 1
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.code16
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.text
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.globl _start
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.org 0x0000
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.ascii "MetalSVM Boot sector"
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_realstart:
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#ifdef CONFIG_MCEMU_DEBUG
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movl $27, %eax
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movw $0xff8, %dx
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outl %eax, %dx
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movl $0x0010, %eax
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movw $0xffc, %dx
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outl %eax, %dx
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#endif
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cli
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cld
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mov $LOAD_SEG, %ax
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mov %ax, %ds
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mov %ax, %es
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mov %ax, %fs
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mov %ax, %gs
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mov %ax, %ss
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mov $0x8ffe, %sp
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ljmp $LOAD_SEG + 0x20, $0
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.org 0x0ff0
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_start:
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jmp _realstart
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_end:
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.fill 4096 - $, 1, 0
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