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openpromio.h

#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 */


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