historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/arm/xnu_trampoline_hook.h
2024-01-16 11:20:27 -06:00

51 lines
1.9 KiB
C

/*
*
* Copyright (c) 2019 Jonathan Afek <jonyafek@me.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef HW_ARM_XNU_TRAMPOLINE_HOOK_H
#define HW_ARM_XNU_TRAMPOLINE_HOOK_H
#include "qemu-common.h"
#include "hw/arm/boot.h"
#include "cpu.h"
#define HOOK_CODE_ALLOC_SIZE (1 << 20)
typedef struct {
hwaddr va;
hwaddr pa;
hwaddr buf_va;
hwaddr buf_pa;
uint64_t buf_size;
uint8_t *code;
uint64_t code_size;
uint8_t scratch_reg;
} KernelTrHookParams;
void xnu_hook_tr_copy_install(hwaddr va, hwaddr pa, hwaddr buf_va,
hwaddr buf_pa, uint8_t *code, uint64_t code_size,
uint64_t buf_size, uint8_t scratch_reg);
void xnu_hook_tr_install(hwaddr va, hwaddr pa, hwaddr cb_va, hwaddr tr_buf_va,
hwaddr tr_buf_pa, uint8_t scratch_reg);
void xnu_hook_tr_setup(AddressSpace *as, ARMCPU *cpu);
#endif