openpromio.h

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#ifndef _SPARC_OPENPROMIO_H
#define _SPARC_OPENPROMIO_H

#include <linux/compiler.h>
#include <linux/ioctl.h>
#include <linux/types.h>

/*
 * SunOS and Solaris /dev/openprom definitions. The ioctl values
 * were chosen to be exactly equal to the SunOS equivalents.
 */

struct openpromio
{
    u_int   oprom_size;     /* Actual size of the oprom_array. */
    char    oprom_array[1];     /* Holds property names and values. */
};

#define OPROMMAXPARAM   4096        /* Maximum size of oprom_array. */

#define OPROMGETOPT     0x20004F01
#define OPROMSETOPT     0x20004F02
#define OPROMNXTOPT     0x20004F03
#define OPROMSETOPT2        0x20004F04
#define OPROMNEXT       0x20004F05
#define OPROMCHILD      0x20004F06
#define OPROMGETPROP        0x20004F07
#define OPROMNXTPROP        0x20004F08
#define OPROMU2P        0x20004F09
#define OPROMGETCONS        0x20004F0A
#define OPROMGETFBNAME      0x20004F0B
#define OPROMGETBOOTARGS    0x20004F0C
/* Linux extensions */              /* Arguments in oprom_array: */
#define OPROMSETCUR     0x20004FF0  /* int node - Sets current node */
#define OPROMPCI2NODE       0x20004FF1  /* int pci_bus, pci_devfn - Sets current node to PCI device's node */
#define OPROMPATH2NODE      0x20004FF2  /* char path[] - Set current node from fully qualified PROM path */

/*
 * Return values from OPROMGETCONS:
 */

#define OPROMCONS_NOT_WSCONS    0
#define OPROMCONS_STDIN_IS_KBD  0x1     /* stdin device is kbd */
#define OPROMCONS_STDOUT_IS_FB  0x2     /* stdout is a framebuffer */
#define OPROMCONS_OPENPROM      0x4     /* supports openboot */


/*
 *  NetBSD/OpenBSD /dev/openprom definitions.
 */

struct opiocdesc
{
    int op_nodeid;      /* PROM Node ID (value-result) */
    int op_namelen;     /* Length of op_name. */
    char    __user *op_name;    /* Pointer to the property name. */
    int op_buflen;      /* Length of op_buf (value-result) */
    char    __user *op_buf;     /* Pointer to buffer. */
};

#define OPIOCGET    _IOWR('O', 1, struct opiocdesc)
#define OPIOCSET    _IOW('O', 2, struct opiocdesc)
#define OPIOCNEXTPROP   _IOWR('O', 3, struct opiocdesc)
#define OPIOCGETOPTNODE _IOR('O', 4, int)
#define OPIOCGETNEXT    _IOWR('O', 5, int)
#define OPIOCGETCHILD   _IOWR('O', 6, int)

#endif /* _SPARC_OPENPROMIO_H */