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/* Simple (default) implementation for SIOCGIFMEDIA/SIOCSIFMEDIA
* to be used by ethernet drivers [from their ioctl].
*
* NOTE: This much simpler than the BSD ifmedia API
*/
/*
* Authorship
* ----------
* This software was created by
* Till Straumann <strauman@slac.stanford.edu>, 2005,
* Stanford Linear Accelerator Center, Stanford University.
*
* Acknowledgement of sponsorship
* ------------------------------
* This software was produced by
* the Stanford Linear Accelerator Center, Stanford University,
* under Contract DE-AC03-76SFO0515 with the Department of Energy.
*
* Government disclaimer of liability
* ----------------------------------
* Neither the United States nor the United States Department of Energy,
* nor any of their employees, makes any warranty, express or implied, or
* assumes any legal liability or responsibility for the accuracy,
* completeness, or usefulness of any data, apparatus, product, or process
* disclosed, or represents that its use would not infringe privately owned
* rights.
*
* Stanford disclaimer of liability
* --------------------------------
* Stanford University makes no representations or warranties, express or
* implied, nor assumes any liability for the use of this software.
*
* Stanford disclaimer of copyright
* --------------------------------
* Stanford University, owner of the copyright, hereby disclaims its
* copyright and all other rights in this software. Hence, anyone may
* freely use it for any purpose without restriction.
*
* Maintenance of notices
* ----------------------
* In the interest of clarity regarding the origin and status of this
* SLAC software, this and all the preceding Stanford University notices
* are to remain affixed to any copy or derivative of this software made
* or distributed by the recipient and are to be affixed to any copy of
* software made or distributed by the recipient that contains a copy or
* derivative of this software.
*
* ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
*/
#ifndef RTEMS_MII_IOCTL_H
#define RTEMS_MII_IOCTL_H
#include <dev/mii/mii.h> /* MII register definitions */
#include <net/if_media.h> /* media word definitions; rest of API (ifmedia) unused! */
#ifdef __cplusplus
extern "C" {
#endif
#if defined(_KERNEL) || defined(KERNEL) || \
defined(__KERNEL) || defined(__KERNEL__)
/* mdio routines to be provided by driver */
/* read mii register 'reg' at 'phy' (-1 meaning any/currently active)
* RETURNS 0 on success, -1 otherwise (e.g., illegal phy)
*/
typedef int (*rtems_mdio_read_func) (int phy, void *uarg, unsigned reg,
uint32_t * pval);
/* write mii register 'reg' at 'phy' (-1 meaning any/currently active)
* RETURNS 0 on success, -1 otherwise (e.g., illegal phy)
*/
typedef int (*rtems_mdio_write_func) (int phy, void *uarg, unsigned reg,
uint32_t val);
/* Values to this must be provided by the driver */
struct rtems_mdio_info {
rtems_mdio_read_func mdio_r;
rtems_mdio_write_func mdio_w;
unsigned has_gmii:1; /* supports gigabit */
};
/* Implement SIOCSIFMEDIA/SIOCGIFMEDIA; get/set the current media word. Note
* that this does NOT implement the full BSD 'ifmedia' API; also, it only
* implements IFM_ETHER...
*
* INPUT:
* SIOCGIFMEDIA: the media word must set the phy instance (-1 for 'any')
*
*/
int
rtems_mii_ioctl (struct rtems_mdio_info *info, void *uarg, uint32_t cmd,
int *media);
#endif
/* The driver flags have the following meaning (SIOCGIFMEDIA only):
*/
#define IFM_LINK_OK IFM_FLAG0
#define IFM_ANEG_DIS IFM_FLAG1 /* autoneg. disabled; media forced */
/* convert a media word to a string;
*
* RETURNS: number of characters written to 'buf'
*
* INPUT: if 'bufsz' is set to IFMEDIA2STR_PRINT_TO_FILE, 'buf' can be a FILE
* pointer where the info is printed insted. This can be NULL in which
* case 'stdout' is used.
*/
#define IFMEDIA2STR_PRINT_TO_FILE 0
int rtems_ifmedia2str (int media, char *buf, int bufsz);
/* convert a string to a media word
* RETURNS: 0 on failure (unrecognized or invalid mode);
* valid results have always at least IFM_ETHER set.
*
* In addition to IFM_SUBTYPE_ETHERNET_DESCRIPTIONS and
* IFM_SUBTYPE_ETHERNET_ALIASES, the strings
*
* '10' [ '0' [ '0' ]] 'b' [ 'ase' ] ( 't' | 'T' )
* (* if 100bT [ 'x' | 'X' ] is required here *)
*
* are recognized (e.g., 10bT, 100bTX)
*
* if any of the strings 'full' or 'FDX' or 'fdx' is present, a full-duplex mode
* is selected (half-duplex otherwise).
* e.g., '100bTx-full'
*/
int rtems_str2ifmedia (const char *str, int phy);
#ifdef __cplusplus
}
#endif
#endif
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