[linux-2.6-block.git] / arch / powerpc / include / asm / bootx.h

/*
 * This file describes the structure passed from the BootX application
 * (for MacOS) when it is used to boot Linux.
 *
 * Written by Benjamin Herrenschmidt.
 */

#ifndef __ASM_BOOTX_H__
#define __ASM_BOOTX_H__

#include <uapi/asm/bootx.h>

/* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index
 * is represented by 3 short words containing a 16 bits (unsigned) color
 * component. Later versions may contain the gamma table for direct-color
 * devices here.
 */
#define BOOTX_COLORTABLE_SIZE    (256UL*3UL*2UL)

/* BootX passes the device-tree using a format that comes from earlier
 * ppc32 kernels. This used to match what is in prom.h, but not anymore
 * so we now define it here
 */
struct bootx_dt_prop {
	u32	name;
	int	length;
	u32	value;
	u32	next;
};

struct bootx_dt_node {
	u32	unused0;
	u32	unused1;
	u32	phandle;	/* not really available */
	u32	unused2;
	u32	unused3;
	u32	unused4;
	u32	unused5;
	u32	full_name;
	u32	properties;
	u32	parent;
	u32	child;
	u32	sibling;
	u32	next;
	u32	allnext;
};

extern void bootx_init(unsigned long r4, unsigned long phys);

#endif
Commit	Line	Data
d7f39454 BH	1	/*
	2	* This file describes the structure passed from the BootX application
	3	* (for MacOS) when it is used to boot Linux.
	4	*
	5	* Written by Benjamin Herrenschmidt.
	6	*/
	7
d7f39454 BH	8	#ifndef __ASM_BOOTX_H__
	9	#define __ASM_BOOTX_H__
	10
c3617f72	11	#include <uapi/asm/bootx.h>
d7f39454	12
d7f39454 BH	13	/* () The format of the colormap is 256 3 * 2 bytes. Each color index
	14	* is represented by 3 short words containing a 16 bits (unsigned) color
	15	* component. Later versions may contain the gamma table for direct-color
	16	* devices here.
	17	*/
	18	#define BOOTX_COLORTABLE_SIZE (256UL3UL2UL)
	19
	20	/* BootX passes the device-tree using a format that comes from earlier
	21	* ppc32 kernels. This used to match what is in prom.h, but not anymore
	22	* so we now define it here
	23	*/
	24	struct bootx_dt_prop {
	25	u32 name;
	26	int length;
	27	u32 value;
	28	u32 next;
	29	};
	30
	31	struct bootx_dt_node {
	32	u32 unused0;
	33	u32 unused1;
	34	u32 phandle; /* not really available */
	35	u32 unused2;
	36	u32 unused3;
	37	u32 unused4;
	38	u32 unused5;
	39	u32 full_name;
	40	u32 properties;
	41	u32 parent;
	42	u32 child;
	43	u32 sibling;
	44	u32 next;
	45	u32 allnext;
	46	};
	47
	48	extern void bootx_init(unsigned long r4, unsigned long phys);
	49
d7f39454	50	#endif