xref: /linux/arch/sh/include/asm/setup.h (revision 40286d6379aacfcc053253ef78dc78b09addffda)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _SH_SETUP_H
3 #define _SH_SETUP_H
4 
5 #include <uapi/asm/setup.h>
6 
7 /*
8  * This is set up by the setup-routine at boot-time
9  */
10 extern unsigned char *boot_params_page;
11 #define PARAM boot_params_page
12 
13 #define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000))
14 #define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004))
15 #define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008))
16 #define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c))
17 #define INITRD_START (*(unsigned long *) (PARAM+0x010))
18 #define INITRD_SIZE (*(unsigned long *) (PARAM+0x014))
19 /* ... */
20 #define COMMAND_LINE ((char *) (PARAM+0x100))
21 
22 void sh_mv_setup(void);
23 void check_for_initrd(void);
24 void per_cpu_trap_init(void);
25 void sh_fdt_init(phys_addr_t dt_phys);
26 
27 #endif /* _SH_SETUP_H */
28