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| /*
| * (C) Copyright 2007 Semihalf
| *
| * Written by: Rafal Jaworowski <raj@semihalf.com>
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #if defined(CONFIG_PPC)
|
| .text
| .globl _start
| _start:
| lis %r11, search_hint@ha
| addi %r11, %r11, search_hint@l
| stw %r1, 0(%r11)
| b main
|
|
| .globl syscall
| syscall:
| lis %r11, syscall_ptr@ha
| addi %r11, %r11, syscall_ptr@l
| lwz %r11, 0(%r11)
| mtctr %r11
| bctr
|
| #elif defined(CONFIG_ARM)
|
| .text
| .globl _start
| _start:
| ldr ip, =search_hint
| str sp, [ip]
| b main
|
|
| .globl syscall
| syscall:
| ldr ip, =syscall_ptr
| ldr pc, [ip]
|
| #elif defined(CONFIG_MIPS)
| #include <asm/asm.h>
| .text
| .globl __start
| .ent __start
| __start:
| PTR_S $sp, search_hint
| b main
| .end __start
|
| .globl syscall
| .ent syscall
| syscall:
| PTR_S $ra, return_addr
| PTR_L $t9, syscall_ptr
| jalr $t9
| nop
| PTR_L $ra, return_addr
| jr $ra
| nop
| .end syscall
|
| return_addr:
| .align 8
| .long 0
| #else
| #error No support for this arch!
| #endif
|
| .globl syscall_ptr
| syscall_ptr:
| .align 8
| .long 0
|
| .globl search_hint
| search_hint:
| .long 0
|
|
