| | 1 | /* |
| | 2 | * Copyright (c) 2017 Apple Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * This file contains Original Code and/or Modifications of Original Code |
| | 7 | * as defined in and that are subject to the Apple Public Source License |
| | 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 9 | * compliance with the License. The rights granted to you under the License |
| | 10 | * may not be used to create, or enable the creation or redistribution of, |
| | 11 | * unlawful or unlicensed copies of an Apple operating system, or to |
| | 12 | * circumvent, violate, or enable the circumvention or violation of, any |
| | 13 | * terms of an Apple operating system software license agreement. |
| | 14 | * |
| | 15 | * Please obtain a copy of the License at |
| | 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
| | 17 | * |
| | 18 | * The Original Code and all software distributed under the License are |
| | 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 23 | * Please see the License for the specific language governing rights and |
| | 24 | * limitations under the License. |
| | 25 | * |
| | 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
| | 27 | */ |
| | 28 | |
| | 29 | #include <arm64/asm.h> |
| | 30 | |
| | 31 | #if ALTERNATE_DEBUGGER |
| | 32 | .text |
| | 33 | /* void alternate_debugger_just_return(__unused mach_vm_size_t size, __unused mach_vm_address_t pages, __unused mach_vm_size_t pages_size, t_putc_fn putc_address) */ |
| | 34 | .align 2 |
| | 35 | .globl EXT(alternate_debugger_just_return) |
| | 36 | LEXT(alternate_debugger_just_return) |
| | 37 | sub sp, sp, #0x20 |
| | 38 | stp x29, x30, [sp, #0x10] |
| | 39 | add x29, sp, #0x10 |
| | 40 | str x3, [sp, #0x8] |
| | 41 | mov w0, #0xa |
| | 42 | mov x1, x3 |
| | 43 | blr x1 // (*putc_address)('\n'); |
| | 44 | orr w0, wzr, #0x3e |
| | 45 | ldr x1, [sp, #0x8] |
| | 46 | blr x1 // (*putc_address)('>'); |
| | 47 | mov w0, #0x4d |
| | 48 | ldr x1, [sp, #0x8] |
| | 49 | blr x1 // (*putc_address)('M'); |
| | 50 | mov w0, #0x54 |
| | 51 | ldr x1, [sp, #0x8] |
| | 52 | blr x1 // (*putc_address)('T'); |
| | 53 | orr w0, wzr, #0x3c |
| | 54 | ldr x1, [sp, #0x8] |
| | 55 | blr x1 // (*putc_address)('<'); |
| | 56 | mov w0, #0xa |
| | 57 | ldr x1, [sp, #0x8] |
| | 58 | ldp x29, x30, [sp, #0x10] |
| | 59 | add sp, sp, #0x20 |
| | 60 | br x1 // (*putc_address)('\n'); |
| | 61 | .align 2 |
| | 62 | .globl EXT(alternate_debugger_just_return_end) |
| | 63 | LEXT(alternate_debugger_just_return_end) |
| | 64 | |
| | 65 | #endif /* ALTERNATE_DEBUGGER */ |
projects / apple / xnu.git / blame_incremental