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