| /* | |
| * QEMU Boot sector to launch a preloaded Linux kernel | |
| * Copyright (c) 2004 Fabrice Bellard | |
| */ | |
| #define LOAD_SEG 0x9000 | |
| .code16 | |
| .text | |
| .globl linux_boot_start | |
| .globl linux_boot_end | |
| linux_boot_start: | |
| cli | |
| cld | |
| mov $LOAD_SEG, %ax | |
| mov %ax, %ds | |
| mov %ax, %es | |
| mov %ax, %fs | |
| mov %ax, %gs | |
| mov %ax, %ss | |
| mov $0x8ffe, %sp | |
| ljmp $LOAD_SEG + 0x20, $0 | |
| 1: | |
| .fill 510 - (1b - linux_boot_start), 1, 0 | |
| /* boot sector signature */ | |
| .byte 0x55 | |
| .byte 0xaa | |
| linux_boot_end: |