1 /****************************************************************************
2 * Driver for Solarflare Solarstorm network controllers and boards
3 * Copyright 2007-2009 Solarflare Communications Inc.
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.
14 * enum efx_loopback_mode - loopback modes
15 * @LOOPBACK_NONE: no loopback
16 * @LOOPBACK_DATA: data path loopback
17 * @LOOPBACK_GMAC: loopback within GMAC
18 * @LOOPBACK_XGMII: loopback after XMAC
19 * @LOOPBACK_XGXS: loopback within BPX after XGXS
20 * @LOOPBACK_XAUI: loopback within BPX before XAUI serdes
21 * @LOOPBACK_GMII: loopback within BPX after GMAC
22 * @LOOPBACK_SGMII: loopback within BPX within SGMII
23 * @LOOPBACK_XGBR: loopback within BPX within XGBR
24 * @LOOPBACK_XFI: loopback within BPX before XFI serdes
25 * @LOOPBACK_XAUI_FAR: loopback within BPX after XAUI serdes
26 * @LOOPBACK_GMII_FAR: loopback within BPX before SGMII
27 * @LOOPBACK_SGMII_FAR: loopback within BPX after SGMII
28 * @LOOPBACK_XFI_FAR: loopback after XFI serdes
29 * @LOOPBACK_GPHY: loopback within 1G PHY at unspecified level
30 * @LOOPBACK_PHYXS: loopback within 10G PHY at PHYXS level
31 * @LOOPBACK_PCS: loopback within 10G PHY at PCS level
32 * @LOOPBACK_PMAPMD: loopback within 10G PHY at PMAPMD level
33 * @LOOPBACK_XPORT: cross port loopback
34 * @LOOPBACK_XGMII_WS: wireside loopback excluding XMAC
35 * @LOOPBACK_XAUI_WS: wireside loopback within BPX within XAUI serdes
36 * @LOOPBACK_XAUI_WS_FAR: wireside loopback within BPX including XAUI serdes
37 * @LOOPBACK_XAUI_WS_NEAR: wireside loopback within BPX excluding XAUI serdes
38 * @LOOPBACK_GMII_WS: wireside loopback excluding GMAC
39 * @LOOPBACK_XFI_WS: wireside loopback excluding XFI serdes
40 * @LOOPBACK_XFI_WS_FAR: wireside loopback including XFI serdes
41 * @LOOPBACK_PHYXS_WS: wireside loopback within 10G PHY at PHYXS level
43 /* Please keep up-to-date w.r.t the following two #defines */
44 enum efx_loopback_mode
{
55 LOOPBACK_XAUI_FAR
= 10,
56 LOOPBACK_GMII_FAR
= 11,
57 LOOPBACK_SGMII_FAR
= 12,
58 LOOPBACK_XFI_FAR
= 13,
64 LOOPBACK_XGMII_WS
= 19,
65 LOOPBACK_XAUI_WS
= 20,
66 LOOPBACK_XAUI_WS_FAR
= 21,
67 LOOPBACK_XAUI_WS_NEAR
= 22,
68 LOOPBACK_GMII_WS
= 23,
70 LOOPBACK_XFI_WS_FAR
= 25,
71 LOOPBACK_PHYXS_WS
= 26,
74 #define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD
76 /* These loopbacks occur within the controller */
77 #define LOOPBACKS_INTERNAL ((1 << LOOPBACK_DATA) | \
78 (1 << LOOPBACK_GMAC) | \
79 (1 << LOOPBACK_XGMII)| \
80 (1 << LOOPBACK_XGXS) | \
81 (1 << LOOPBACK_XAUI) | \
82 (1 << LOOPBACK_GMII) | \
83 (1 << LOOPBACK_SGMII) | \
84 (1 << LOOPBACK_SGMII) | \
85 (1 << LOOPBACK_XGBR) | \
86 (1 << LOOPBACK_XFI) | \
87 (1 << LOOPBACK_XAUI_FAR) | \
88 (1 << LOOPBACK_GMII_FAR) | \
89 (1 << LOOPBACK_SGMII_FAR) | \
90 (1 << LOOPBACK_XFI_FAR) | \
91 (1 << LOOPBACK_XGMII_WS) | \
92 (1 << LOOPBACK_XAUI_WS) | \
93 (1 << LOOPBACK_XAUI_WS_FAR) | \
94 (1 << LOOPBACK_XAUI_WS_NEAR) | \
95 (1 << LOOPBACK_GMII_WS) | \
96 (1 << LOOPBACK_XFI_WS) | \
97 (1 << LOOPBACK_XFI_WS_FAR))
99 #define LOOPBACKS_WS ((1 << LOOPBACK_XGMII_WS) | \
100 (1 << LOOPBACK_XAUI_WS) | \
101 (1 << LOOPBACK_XAUI_WS_FAR) | \
102 (1 << LOOPBACK_XAUI_WS_NEAR) | \
103 (1 << LOOPBACK_GMII_WS) | \
104 (1 << LOOPBACK_XFI_WS) | \
105 (1 << LOOPBACK_XFI_WS_FAR) | \
106 (1 << LOOPBACK_PHYXS_WS))
108 #define LOOPBACKS_EXTERNAL(_efx) \
109 ((_efx)->loopback_modes & ~LOOPBACKS_INTERNAL & \
110 ~(1 << LOOPBACK_NONE))
112 #define LOOPBACK_MASK(_efx) \
113 (1 << (_efx)->loopback_mode)
115 #define LOOPBACK_INTERNAL(_efx) \
116 (!!(LOOPBACKS_INTERNAL & LOOPBACK_MASK(_efx)))
118 #define LOOPBACK_EXTERNAL(_efx) \
119 (!!(LOOPBACK_MASK(_efx) & LOOPBACKS_EXTERNAL(_efx)))
121 #define LOOPBACK_CHANGED(_from, _to, _mask) \
122 (!!((LOOPBACK_MASK(_from) ^ LOOPBACK_MASK(_to)) & (_mask)))
124 #define LOOPBACK_OUT_OF(_from, _to, _mask) \
125 ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask)))
127 /*****************************************************************************/
130 * enum reset_type - reset types
132 * %RESET_TYPE_INVSIBLE, %RESET_TYPE_ALL, %RESET_TYPE_WORLD and
133 * %RESET_TYPE_DISABLE specify the method/scope of the reset. The
134 * other valuesspecify reasons, which efx_schedule_reset() will choose
137 * @RESET_TYPE_INVISIBLE: don't reset the PHYs or interrupts
138 * @RESET_TYPE_ALL: reset everything but PCI core blocks
139 * @RESET_TYPE_WORLD: reset everything, save & restore PCI config
140 * @RESET_TYPE_DISABLE: disable NIC
141 * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog
142 * @RESET_TYPE_INT_ERROR: reset due to internal error
143 * @RESET_TYPE_RX_RECOVERY: reset to recover from RX datapath errors
144 * @RESET_TYPE_RX_DESC_FETCH: pcie error during rx descriptor fetch
145 * @RESET_TYPE_TX_DESC_FETCH: pcie error during tx descriptor fetch
146 * @RESET_TYPE_TX_SKIP: hardware completed empty tx descriptors
147 * @RESET_TYPE_MC_FAILURE: MC reboot/assertion
150 RESET_TYPE_NONE
= -1,
151 RESET_TYPE_INVISIBLE
= 0,
153 RESET_TYPE_WORLD
= 2,
154 RESET_TYPE_DISABLE
= 3,
155 RESET_TYPE_MAX_METHOD
,
156 RESET_TYPE_TX_WATCHDOG
,
157 RESET_TYPE_INT_ERROR
,
158 RESET_TYPE_RX_RECOVERY
,
159 RESET_TYPE_RX_DESC_FETCH
,
160 RESET_TYPE_TX_DESC_FETCH
,
162 RESET_TYPE_MC_FAILURE
,
166 #endif /* EFX_ENUM_H */
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