1 /* 2 * QEMU RISC-V Boot Helper 3 * 4 * Copyright (c) 2017 SiFive, Inc. 5 * Copyright (c) 2019 Alistair Francis <alistair.francis@wdc.com> 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms and conditions of the GNU General Public License, 9 * version 2 or later, as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 14 * more details. 15 * 16 * You should have received a copy of the GNU General Public License along with 17 * this program. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #ifndef RISCV_BOOT_H 21 #define RISCV_BOOT_H 22 23 #include "exec/cpu-defs.h" 24 #include "hw/loader.h" 25 #include "hw/riscv/riscv_hart.h" 26 27 bool riscv_is_32bit(RISCVHartArrayState harts); 28 29 target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState harts, 30 target_ulong firmware_end_addr); 31 target_ulong riscv_find_and_load_firmware(MachineState *machine, 32 const char *default_machine_firmware, 33 hwaddr firmware_load_addr, 34 symbol_fn_t sym_cb); 35 char *riscv_find_firmware(const char *firmware_filename); 36 target_ulong riscv_load_firmware(const char *firmware_filename, 37 hwaddr firmware_load_addr, 38 symbol_fn_t sym_cb); 39 target_ulong riscv_load_kernel(const char *kernel_filename, 40 target_ulong firmware_end_addr, 41 symbol_fn_t sym_cb); 42 hwaddr riscv_load_initrd(const char *filename, uint64_t mem_size, 43 uint64_t kernel_entry, hwaddr *start); 44 uint32_t riscv_load_fdt(hwaddr dram_start, uint64_t dram_size, void *fdt); 45 void riscv_setup_rom_reset_vec(MachineState *machine, RISCVHartArrayState harts, 46 hwaddr saddr, 47 hwaddr rom_base, hwaddr rom_size, 48 uint64_t kernel_entry, 49 uint32_t fdt_load_addr, void *fdt); 50 void riscv_rom_copy_firmware_info(MachineState *machine, hwaddr rom_base, 51 hwaddr rom_size, 52 uint32_t reset_vec_size, 53 uint64_t kernel_entry); 54 55 #endif /* RISCV_BOOT_H */ 56