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

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * 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
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
d7f39454 BH	2	/*
	3	* This file describes the structure passed from the BootX application
	4	* (for MacOS) when it is used to boot Linux.
	5	*
	6	* Written by Benjamin Herrenschmidt.
	7	*/
	8
d7f39454 BH	9	#ifndef __ASM_BOOTX_H__
	10	#define __ASM_BOOTX_H__
	11
c3617f72	12	#include <uapi/asm/bootx.h>
d7f39454	13
d7f39454 BH	14	/* () The format of the colormap is 256 3 * 2 bytes. Each color index
	15	* is represented by 3 short words containing a 16 bits (unsigned) color
	16	* component. Later versions may contain the gamma table for direct-color
	17	* devices here.
	18	*/
	19	#define BOOTX_COLORTABLE_SIZE (256UL3UL2UL)
	20
	21	/* BootX passes the device-tree using a format that comes from earlier
	22	* ppc32 kernels. This used to match what is in prom.h, but not anymore
	23	* so we now define it here
	24	*/
	25	struct bootx_dt_prop {
	26	u32 name;
	27	int length;
	28	u32 value;
	29	u32 next;
	30	};
	31
	32	struct bootx_dt_node {
	33	u32 unused0;
	34	u32 unused1;
	35	u32 phandle; /* not really available */
	36	u32 unused2;
	37	u32 unused3;
	38	u32 unused4;
	39	u32 unused5;
	40	u32 full_name;
	41	u32 properties;
	42	u32 parent;
	43	u32 child;
	44	u32 sibling;
	45	u32 next;
	46	u32 allnext;
	47	};
	48
	49	extern void bootx_init(unsigned long r4, unsigned long phys);
	50
d7f39454	51	#endif