blob: 60cbc6e1e66b1e001b30bab735644794f3d8dce8 [file] [log] [blame]
Ben Hutchings8ceee662008-04-27 12:55:59 +01001/****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
Ben Hutchings177dfcd2008-12-12 21:50:08 -08003 * Copyright 2007-2008 Solarflare Communications Inc.
Ben Hutchings8ceee662008-04-27 12:55:59 +01004 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 as published
7 * by the Free Software Foundation, incorporated herein by reference.
8 */
9
10#ifndef EFX_ENUM_H
11#define EFX_ENUM_H
12
Ben Hutchings3273c2e2008-05-07 13:36:19 +010013/**
14 * enum efx_loopback_mode - loopback modes
15 * @LOOPBACK_NONE: no loopback
Ben Hutchings177dfcd2008-12-12 21:50:08 -080016 * @LOOPBACK_GMAC: loopback within GMAC at unspecified level
17 * @LOOPBACK_XGMII: loopback within XMAC at XGMII level
18 * @LOOPBACK_XGXS: loopback within XMAC at XGXS level
19 * @LOOPBACK_XAUI: loopback within XMAC at XAUI level
20 * @LOOPBACK_GPHY: loopback within 1G PHY at unspecified level
21 * @LOOPBACK_PHYXS: loopback within 10G PHY at PHYXS level
22 * @LOOPBACK_PCS: loopback within 10G PHY at PCS level
23 * @LOOPBACK_PMAPMD: loopback within 10G PHY at PMAPMD level
Ben Hutchings3273c2e2008-05-07 13:36:19 +010024 * @LOOPBACK_NETWORK: reflecting loopback (even further than furthest!)
25 */
26/* Please keep in order and up-to-date w.r.t the following two #defines */
27enum efx_loopback_mode {
28 LOOPBACK_NONE = 0,
Ben Hutchings177dfcd2008-12-12 21:50:08 -080029 LOOPBACK_GMAC = 1,
Ben Hutchings3273c2e2008-05-07 13:36:19 +010030 LOOPBACK_XGMII = 2,
31 LOOPBACK_XGXS = 3,
32 LOOPBACK_XAUI = 4,
Ben Hutchings177dfcd2008-12-12 21:50:08 -080033 LOOPBACK_GPHY = 5,
Ben Hutchings3273c2e2008-05-07 13:36:19 +010034 LOOPBACK_PHYXS = 6,
35 LOOPBACK_PCS = 7,
36 LOOPBACK_PMAPMD = 8,
37 LOOPBACK_NETWORK = 9,
38 LOOPBACK_MAX
39};
40
41#define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD
42
43extern const char *efx_loopback_mode_names[];
44#define LOOPBACK_MODE_NAME(mode) \
45 STRING_TABLE_LOOKUP(mode, efx_loopback_mode)
46#define LOOPBACK_MODE(efx) \
47 LOOPBACK_MODE_NAME(efx->loopback_mode)
48
49/* These loopbacks occur within the controller */
Ben Hutchings177dfcd2008-12-12 21:50:08 -080050#define LOOPBACKS_INTERNAL ((1 << LOOPBACK_GMAC) | \
51 (1 << LOOPBACK_XGMII)| \
52 (1 << LOOPBACK_XGXS) | \
53 (1 << LOOPBACK_XAUI))
Ben Hutchings3273c2e2008-05-07 13:36:19 +010054
55#define LOOPBACK_MASK(_efx) \
56 (1 << (_efx)->loopback_mode)
57
Ben Hutchingsdc8cfa52008-09-01 12:46:50 +010058#define LOOPBACK_INTERNAL(_efx) \
Ben Hutchings177dfcd2008-12-12 21:50:08 -080059 (!!(LOOPBACKS_INTERNAL & LOOPBACK_MASK(_efx)))
Ben Hutchings3273c2e2008-05-07 13:36:19 +010060
Ben Hutchingse6fa2eb2008-12-12 22:00:17 -080061#define LOOPBACK_CHANGED(_from, _to, _mask) \
62 (!!((LOOPBACK_MASK(_from) ^ LOOPBACK_MASK(_to)) & (_mask)))
63
Ben Hutchingsdc8cfa52008-09-01 12:46:50 +010064#define LOOPBACK_OUT_OF(_from, _to, _mask) \
65 ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask)))
Ben Hutchings3273c2e2008-05-07 13:36:19 +010066
Ben Hutchings8ceee662008-04-27 12:55:59 +010067/*****************************************************************************/
68
69/**
70 * enum reset_type - reset types
71 *
72 * %RESET_TYPE_INVSIBLE, %RESET_TYPE_ALL, %RESET_TYPE_WORLD and
73 * %RESET_TYPE_DISABLE specify the method/scope of the reset. The
74 * other valuesspecify reasons, which efx_schedule_reset() will choose
75 * a method for.
76 *
77 * @RESET_TYPE_INVISIBLE: don't reset the PHYs or interrupts
78 * @RESET_TYPE_ALL: reset everything but PCI core blocks
79 * @RESET_TYPE_WORLD: reset everything, save & restore PCI config
80 * @RESET_TYPE_DISABLE: disable NIC
Ben Hutchings739bb232008-11-04 20:35:36 +000081 * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog
Ben Hutchings8ceee662008-04-27 12:55:59 +010082 * @RESET_TYPE_INT_ERROR: reset due to internal error
83 * @RESET_TYPE_RX_RECOVERY: reset to recover from RX datapath errors
84 * @RESET_TYPE_RX_DESC_FETCH: pcie error during rx descriptor fetch
85 * @RESET_TYPE_TX_DESC_FETCH: pcie error during tx descriptor fetch
86 * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors
87 */
88enum reset_type {
89 RESET_TYPE_NONE = -1,
90 RESET_TYPE_INVISIBLE = 0,
91 RESET_TYPE_ALL = 1,
92 RESET_TYPE_WORLD = 2,
93 RESET_TYPE_DISABLE = 3,
94 RESET_TYPE_MAX_METHOD,
Ben Hutchings739bb232008-11-04 20:35:36 +000095 RESET_TYPE_TX_WATCHDOG,
Ben Hutchings8ceee662008-04-27 12:55:59 +010096 RESET_TYPE_INT_ERROR,
97 RESET_TYPE_RX_RECOVERY,
98 RESET_TYPE_RX_DESC_FETCH,
99 RESET_TYPE_TX_DESC_FETCH,
100 RESET_TYPE_TX_SKIP,
101 RESET_TYPE_MAX,
102};
103
104#endif /* EFX_ENUM_H */