/* * include/asm-s390/setup.h * * S390 version * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation */ #ifndef _ASM_S390_SETUP_H #define _ASM_S390_SETUP_H #define PARMAREA 0x10400 #ifndef __ASSEMBLER__ #define ORIG_ROOT_DEV (*(unsigned long *) (0x10400)) #define MOUNT_ROOT_RDONLY (*(unsigned short *) (0x10404)) #define MEMORY_SIZE (*(unsigned long *) (0x10406)) #define MACHINE_FLAGS (*(unsigned long *) (0x1040a)) #define INITRD_START (*(unsigned long *) (0x1040e)) #define INITRD_SIZE (*(unsigned long *) (0x10412)) #define RAMDISK_FLAGS (*(unsigned short *) (0x10416)) #define COMMAND_LINE ((char *) (0x10480)) #else #define ORIG_ROOT_DEV 0x10400 #define MOUNT_ROOT_RDONLY 0x10404 #define MEMORY_SIZE 0x10406 #define MACHINE_FLAGS 0x1040a #define INITRD_START 0x1040e #define INITRD_SIZE 0x10412 #define RAMDISK_FLAGS 0x10416 #define COMMAND_LINE 0x10480 #endif #define COMMAND_LINE_SIZE 896 /* * Machine features detected in head.S */ #define MACHINE_IS_VM (MACHINE_FLAGS & 1) #define MACHINE_HAS_IEEE (MACHINE_FLAGS & 2) #define MACHINE_IS_P390 (MACHINE_FLAGS & 4) #define MACHINE_HAS_CSP (MACHINE_FLAGS & 8) #define RAMDISK_ORIGIN 0x800000 #define RAMDISK_BLKSIZE 0x1000 #define RAMDISK_IMAGE_START_MASK 0x07FF #define RAMDISK_PROMPT_FLAG 0x8000 #define RAMDISK_LOAD_FLAG 0x4000 #endif