xref: /openbmc/qemu/include/hw/riscv/boot.h (revision 7acafcfa)
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 
26 void riscv_find_and_load_firmware(MachineState *machine,
27                                   const char *default_machine_firmware,
28                                   hwaddr firmware_load_addr,
29                                   symbol_fn_t sym_cb);
30 char *riscv_find_firmware(const char *firmware_filename);
31 target_ulong riscv_load_firmware(const char *firmware_filename,
32                                  hwaddr firmware_load_addr,
33                                  symbol_fn_t sym_cb);
34 target_ulong riscv_load_kernel(const char *kernel_filename,
35                                symbol_fn_t sym_cb);
36 hwaddr riscv_load_initrd(const char *filename, uint64_t mem_size,
37                          uint64_t kernel_entry, hwaddr *start);
38 uint32_t riscv_load_fdt(hwaddr dram_start, uint64_t dram_size, void *fdt);
39 void riscv_setup_rom_reset_vec(hwaddr saddr, hwaddr rom_base,
40                                hwaddr rom_size, uint64_t kernel_entry,
41                                uint32_t fdt_load_addr, void *fdt);
42 void riscv_rom_copy_firmware_info(hwaddr rom_base, hwaddr rom_size,
43                                   uint32_t reset_vec_size,
44                                   uint64_t kernel_entry);
45 
46 #endif /* RISCV_BOOT_H */
47