/* * include/asm-xtensa/bootparam.h * * Definition of the Linux/Xtensa boot parameter structure * * This file is subject to the terms and conditions of the GNU General Public * License.  See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2001 - 2005  Tensilica Inc. * * (Concept borrowed from the 68K port) */ #ifndef _XTENSA_BOOTPARAM_H#define _XTENSA_BOOTPARAM_H #define BP_VERSION 0x0001 #define BP_TAG_COMMAND_LINE	0x1001	/* command line (0-terminated string)*/#define BP_TAG_INITRD		0x1002	/* ramdisk addr and size (bp_meminfo) */#define BP_TAG_MEMORY		0x1003	/* memory addr and size (bp_meminfo) */#define BP_TAG_SERIAL_BAUDRATE	0x1004	/* baud rate of current console. */#define BP_TAG_SERIAL_PORT	0x1005	/* serial device of current console */#define BP_TAG_FDT		0x1006	/* flat device tree addr */ #define BP_TAG_FIRST		0x7B0B  /* first tag with a version number */#define BP_TAG_LAST 		0x7E0B	/* last tag */ #ifndef __ASSEMBLER__ /* All records are aligned to 4 bytes */ typedef struct bp_tag {	unsigned short id;	/* tag id */	unsigned short size;	/* size of this record excluding the structure*/	unsigned long data[];	/* data */} bp_tag_t; struct bp_meminfo {	unsigned long type;	unsigned long start;	unsigned long end;}; #define MEMORY_TYPE_CONVENTIONAL	0x1000#define MEMORY_TYPE_NONE		0x2000 #endif#endif