WSL2-Linux-Kernel/arch/arm/boot/compressed/head-l7200.S

31 строка
702 B
ArmAsm

/*
* linux/arch/arm/boot/compressed/head-l7200.S
*
* Copyright (C) 2000 Steve Hill <sjhill@cotw.com>
*
* Some code borrowed from Nicolas Pitre's 'head-sa1100.S' file. This
* is merged with head.S by the linker.
*/
#include <linux/config.h>
#include <asm/mach-types.h>
#ifndef CONFIG_ARCH_L7200
#error What am I doing here...
#endif
.section ".start", "ax"
__L7200_start:
mov r0, #0x00100000 @ FLASH address of initrd
mov r2, #0xf1000000 @ RAM address of initrd
add r3, r2, #0x00700000 @ Size of initrd
1:
ldmia r0!, {r4, r5, r6, r7}
stmia r2!, {r4, r5, r6, r7}
cmp r2, r3
ble 1b
mov r8, #0 @ Zero it out
mov r7, #MACH_TYPE_L7200 @ Set architecture ID