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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_M32R_SETUP_H
3 #define _ASM_M32R_SETUP_H
4 
5 #include <uapi/asm/setup.h>
6 
7 
8 #define PARAM			((unsigned char *)empty_zero_page)
9 
10 #define MOUNT_ROOT_RDONLY	(*(unsigned long *) (PARAM+0x000))
11 #define RAMDISK_FLAGS		(*(unsigned long *) (PARAM+0x004))
12 #define ORIG_ROOT_DEV		(*(unsigned long *) (PARAM+0x008))
13 #define LOADER_TYPE		(*(unsigned long *) (PARAM+0x00c))
14 #define INITRD_START		(*(unsigned long *) (PARAM+0x010))
15 #define INITRD_SIZE		(*(unsigned long *) (PARAM+0x014))
16 
17 #define M32R_CPUCLK		(*(unsigned long *) (PARAM+0x018))
18 #define M32R_BUSCLK		(*(unsigned long *) (PARAM+0x01c))
19 #define M32R_TIMER_DIVIDE	(*(unsigned long *) (PARAM+0x020))
20 
21 #define COMMAND_LINE		((char *) (PARAM+0x100))
22 
23 #define SCREEN_INFO		(*(struct screen_info *) (PARAM+0x200))
24 
25 #define RAMDISK_IMAGE_START_MASK	(0x07FF)
26 #define RAMDISK_PROMPT_FLAG		(0x8000)
27 #define RAMDISK_LOAD_FLAG		(0x4000)
28 
29 extern unsigned long memory_start;
30 extern unsigned long memory_end;
31 
32 #endif /* _ASM_M32R_SETUP_H */
33