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

50 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_MEM_H
#define HW_ARM_XNU_MEM_H
#include "qemu-common.h"
#include "hw/arm/boot.h"
#include "target/arm/cpu.h"
extern hwaddr g_virt_base;
extern hwaddr g_phys_base;
hwaddr vtop_static(hwaddr va);
hwaddr ptov_static(hwaddr pa);
hwaddr vtop_mmu(hwaddr va, CPUState *cs);
hwaddr align_64k_low(hwaddr addr);
hwaddr align_64k_high(hwaddr addr);
hwaddr vtop_bases(hwaddr va, hwaddr phys_base, hwaddr virt_base);
hwaddr ptov_bases(hwaddr pa, hwaddr phys_base, hwaddr virt_base);
uint8_t get_highest_different_bit_index(hwaddr addr1, hwaddr addr2);
uint8_t get_lowest_non_zero_bit_index(hwaddr addr);
hwaddr get_low_bits_mask_for_bit_index(uint8_t bit_index);
void allocate_ram(MemoryRegion *top, const char *name, hwaddr addr,
hwaddr size);
#endif