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 #include <linux/types.h>
8 
9 /*
10  * SunOS and Solaris /dev/openprom definitions. The ioctl values
11  * were chosen to be exactly equal to the SunOS equivalents.
12  */
13 
14 struct openpromio
15 {
16 	u_int	oprom_size;		/* Actual size of the oprom_array. */
17 	char	oprom_array[1];		/* Holds property names and values. */
18 };
19 
20 #define	OPROMMAXPARAM	4096		/* Maximum size of oprom_array. */
21 
22 #define	OPROMGETOPT		0x20004F01
23 #define	OPROMSETOPT		0x20004F02
24 #define	OPROMNXTOPT		0x20004F03
25 #define	OPROMSETOPT2		0x20004F04
26 #define	OPROMNEXT		0x20004F05
27 #define	OPROMCHILD		0x20004F06
28 #define	OPROMGETPROP		0x20004F07
29 #define	OPROMNXTPROP		0x20004F08
30 #define	OPROMU2P		0x20004F09
31 #define	OPROMGETCONS		0x20004F0A
32 #define	OPROMGETFBNAME		0x20004F0B
33 #define	OPROMGETBOOTARGS	0x20004F0C
34 /* Linux extensions */				/* Arguments in oprom_array: */
35 #define OPROMSETCUR		0x20004FF0	/* int node - Sets current node */
36 #define OPROMPCI2NODE		0x20004FF1	/* int pci_bus, pci_devfn - Sets current node to PCI device's node */
37 #define OPROMPATH2NODE		0x20004FF2	/* char path[] - Set current node from fully qualified PROM path */
38 
39 /*
40  * Return values from OPROMGETCONS:
41  */
42 
43 #define OPROMCONS_NOT_WSCONS    0
44 #define OPROMCONS_STDIN_IS_KBD  0x1     /* stdin device is kbd */
45 #define OPROMCONS_STDOUT_IS_FB  0x2     /* stdout is a framebuffer */
46 #define OPROMCONS_OPENPROM      0x4     /* supports openboot */
47 
48 
49 /*
50  *  NetBSD/OpenBSD /dev/openprom definitions.
51  */
52 
53 struct opiocdesc
54 {
55 	int	op_nodeid;		/* PROM Node ID (value-result) */
56 	int	op_namelen;		/* Length of op_name. */
57 	char	__user *op_name;	/* Pointer to the property name. */
58 	int	op_buflen;		/* Length of op_buf (value-result) */
59 	char	__user *op_buf;		/* Pointer to buffer. */
60 };
61 
62 #define	OPIOCGET	_IOWR('O', 1, struct opiocdesc)
63 #define	OPIOCSET	_IOW('O', 2, struct opiocdesc)
64 #define	OPIOCNEXTPROP	_IOWR('O', 3, struct opiocdesc)
65 #define	OPIOCGETOPTNODE	_IOR('O', 4, int)
66 #define	OPIOCGETNEXT	_IOWR('O', 5, int)
67 #define	OPIOCGETCHILD	_IOWR('O', 6, int)
68 
69 #endif /* _SPARC_OPENPROMIO_H */
70 
71