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 
13 struct 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 
51 struct 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 
69