diff options
Diffstat (limited to 'arch/loongarch/include/asm/bootinfo.h')
| -rw-r--r-- | arch/loongarch/include/asm/bootinfo.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/bootinfo.h b/arch/loongarch/include/asm/bootinfo.h new file mode 100644 index 0000000000..c60796869b --- /dev/null +++ b/arch/loongarch/include/asm/bootinfo.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2020-2022 Loongson Technology Corporation Limited + */ +#ifndef _ASM_BOOTINFO_H +#define _ASM_BOOTINFO_H + +#include <linux/types.h> +#include <asm/setup.h> + +const char *get_system_type(void); + +extern void init_environ(void); +extern void memblock_init(void); +extern void platform_init(void); +extern int __init init_numa_memory(void); + +struct loongson_board_info { + int bios_size; + const char *bios_vendor; + const char *bios_version; + const char *bios_release_date; + const char *board_name; + const char *board_vendor; +}; + +struct loongson_system_configuration { + int nr_cpus; + int nr_nodes; + int boot_cpu_id; + int cores_per_node; + int cores_per_package; + unsigned long cores_io_master; + unsigned long suspend_addr; + const char *cpuname; +}; + +extern u64 efi_system_table; +extern unsigned long fw_arg0, fw_arg1, fw_arg2; +extern struct loongson_board_info b_info; +extern struct loongson_system_configuration loongson_sysconf; + +static inline bool io_master(int cpu) +{ + return test_bit(cpu, &loongson_sysconf.cores_io_master); +} + +#endif /* _ASM_BOOTINFO_H */ |