1 | /* Simple (default) implementation for SIOCGIFMEDIA/SIOCSIFMEDIA |
---|
2 | * to be used by ethernet drivers [from their ioctl]. |
---|
3 | * |
---|
4 | * NOTE: This much simpler than the BSD ifmedia API |
---|
5 | * |
---|
6 | * Author: Till Straumann, <strauman@slac.stanford.edu>, 2005 |
---|
7 | * |
---|
8 | * $Id$ |
---|
9 | */ |
---|
10 | |
---|
11 | #ifndef RTEMS_MII_IOCTL_H |
---|
12 | #define RTEMS_MII_IOCTL_H |
---|
13 | |
---|
14 | #include <dev/mii/mii.h> /* MII register definitions */ |
---|
15 | #include <net/if_media.h> /* media word definitions; rest of API (ifmedia) unused! */ |
---|
16 | |
---|
17 | #ifdef __cplusplus |
---|
18 | extern "C" { |
---|
19 | #endif |
---|
20 | |
---|
21 | #if defined(_KERNEL) || defined(KERNEL) || \ |
---|
22 | defined(__KERNEL) || defined(__KERNEL__) |
---|
23 | /* mdio routines to be provided by driver */ |
---|
24 | |
---|
25 | /* read mii register 'reg' at 'phy' (-1 meaning any/currently active) |
---|
26 | * RETURNS 0 on success, -1 otherwise (e.g., illegal phy) |
---|
27 | */ |
---|
28 | typedef int (*rtems_mdio_read_func) (int phy, void *uarg, unsigned reg, |
---|
29 | uint32_t * pval); |
---|
30 | |
---|
31 | /* write mii register 'reg' at 'phy' (-1 meaning any/currently active) |
---|
32 | * RETURNS 0 on success, -1 otherwise (e.g., illegal phy) |
---|
33 | */ |
---|
34 | typedef int (*rtems_mdio_write_func) (int phy, void *uarg, unsigned reg, |
---|
35 | uint32_t val); |
---|
36 | |
---|
37 | /* Values to this must be provided by the driver */ |
---|
38 | struct rtems_mdio_info { |
---|
39 | rtems_mdio_read_func mdio_r; |
---|
40 | rtems_mdio_write_func mdio_w; |
---|
41 | unsigned has_gmii:1; /* supports gigabit */ |
---|
42 | }; |
---|
43 | |
---|
44 | /* Implement SIOCSIFMEDIA/SIOCGIFMEDIA; get/set the current media word. Note |
---|
45 | * that this does NOT implement the full BSD 'ifmedia' API; also, it only |
---|
46 | * implements IFM_ETHER... |
---|
47 | * |
---|
48 | * INPUT: |
---|
49 | * SIOCGIFMEDIA: the media word must set the phy instance (-1 for 'any') |
---|
50 | * |
---|
51 | */ |
---|
52 | int |
---|
53 | rtems_mii_ioctl (struct rtems_mdio_info *info, void *uarg, int cmd, |
---|
54 | int *media); |
---|
55 | |
---|
56 | #endif |
---|
57 | |
---|
58 | /* The driver flags have the following meaning (SIOCGIFMEDIA only): |
---|
59 | */ |
---|
60 | #define IFM_LINK_OK IFM_FLAG0 |
---|
61 | #define IFM_ANEG_DIS IFM_FLAG1 /* autoneg. disabled; media forced */ |
---|
62 | |
---|
63 | /* convert a media word to a string; |
---|
64 | * |
---|
65 | * RETURNS: number of characters written to 'buf' |
---|
66 | * |
---|
67 | * INPUT: if 'bufsz' is set to IFMEDIA2STR_PRINT_TO_FILE, 'buf' can be a FILE |
---|
68 | * pointer where the info is printed insted. This can be NULL in which |
---|
69 | * case 'stdout' is used. |
---|
70 | */ |
---|
71 | |
---|
72 | #define IFMEDIA2STR_PRINT_TO_FILE 0 |
---|
73 | |
---|
74 | int rtems_ifmedia2str (int media, char *buf, int bufsz); |
---|
75 | |
---|
76 | /* convert a string to a media word |
---|
77 | * RETURNS: 0 on failure (unrecognized or invalid mode); |
---|
78 | * valid results have always at least IFM_ETHER set. |
---|
79 | * |
---|
80 | * In addition to IFM_SUBTYPE_ETHERNET_DESCRIPTIONS and |
---|
81 | * IFM_SUBTYPE_ETHERNET_ALIASES, the strings |
---|
82 | * |
---|
83 | * '10' [ '0' [ '0' ]] 'b' [ 'ase' ] ( 't' | 'T' ) |
---|
84 | * (* if 100bT [ 'x' | 'X' ] is required here *) |
---|
85 | * |
---|
86 | * are recognized (e.g., 10bT, 100bTX) |
---|
87 | * |
---|
88 | * if any of the strings 'full' or 'FDX' or 'fdx' is present, a full-duplex mode |
---|
89 | * is selected (half-duplex otherwise). |
---|
90 | * e.g., '100bTx-full' |
---|
91 | */ |
---|
92 | |
---|
93 | int rtems_str2ifmedia (const char *str, int phy); |
---|
94 | |
---|
95 | #ifdef __cplusplus |
---|
96 | } |
---|
97 | #endif |
---|
98 | |
---|
99 | #endif |
---|