openpromio.h

 1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 2#ifndef	_SPARC_OPENPROMIO_H
 3#define	_SPARC_OPENPROMIO_H
 4
 5#include <linux/compiler.h>
 6#include <linux/ioctl.h>
 7
 8/*
 9 * SunOS and Solaris /dev/openprom definitions. The ioctl values
10 * were chosen to be exactly equal to the SunOS equivalents.
11 */
12
13struct openpromio {
14	unsigned int oprom_size;	/* Actual size of the oprom_array. */
15	char	oprom_array[];		/* Holds property names and values. */
16};
17
18#define	OPROMMAXPARAM	4096		/* Maximum size of oprom_array. */
19
20#define	OPROMGETOPT		0x20004F01
21#define	OPROMSETOPT		0x20004F02
22#define	OPROMNXTOPT		0x20004F03
23#define	OPROMSETOPT2		0x20004F04
24#define	OPROMNEXT		0x20004F05
25#define	OPROMCHILD		0x20004F06
26#define	OPROMGETPROP		0x20004F07
27#define	OPROMNXTPROP		0x20004F08
28#define	OPROMU2P		0x20004F09
29#define	OPROMGETCONS		0x20004F0A
30#define	OPROMGETFBNAME		0x20004F0B
31#define	OPROMGETBOOTARGS	0x20004F0C
32/* Linux extensions */				/* Arguments in oprom_array: */
33#define OPROMSETCUR		0x20004FF0	/* int node - Sets current node */
34#define OPROMPCI2NODE		0x20004FF1	/* int pci_bus, pci_devfn - Sets current node to PCI device's node */
35#define OPROMPATH2NODE		0x20004FF2	/* char path[] - Set current node from fully qualified PROM path */
36
37/*
38 * Return values from OPROMGETCONS:
39 */
40
41#define OPROMCONS_NOT_WSCONS    0
42#define OPROMCONS_STDIN_IS_KBD  0x1     /* stdin device is kbd */
43#define OPROMCONS_STDOUT_IS_FB  0x2     /* stdout is a framebuffer */
44#define OPROMCONS_OPENPROM      0x4     /* supports openboot */
45
46
47/*
48 *  NetBSD/OpenBSD /dev/openprom definitions.
49 */
50
51struct opiocdesc
52{
53	int	op_nodeid;		/* PROM Node ID (value-result) */
54	int	op_namelen;		/* Length of op_name. */
55	char	__user *op_name;	/* Pointer to the property name. */
56	int	op_buflen;		/* Length of op_buf (value-result) */
57	char	__user *op_buf;		/* Pointer to buffer. */
58};
59
60#define	OPIOCGET	_IOWR('O', 1, struct opiocdesc)
61#define	OPIOCSET	_IOW('O', 2, struct opiocdesc)
62#define	OPIOCNEXTPROP	_IOWR('O', 3, struct opiocdesc)
63#define	OPIOCGETOPTNODE	_IOR('O', 4, int)
64#define	OPIOCGETNEXT	_IOWR('O', 5, int)
65#define	OPIOCGETCHILD	_IOWR('O', 6, int)
66
67#endif /* _SPARC_OPENPROMIO_H */
68