1 /**************************************************************************** 2 * Driver for Solarflare Solarstorm network controllers and boards 3 * Copyright 2007-2008 Solarflare Communications Inc. 4 * 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 13 /** 14 * enum efx_loopback_mode - loopback modes 15 * @LOOPBACK_NONE: no loopback 16 * @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 24 * @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 */ 27 enum efx_loopback_mode { 28 LOOPBACK_NONE = 0, 29 LOOPBACK_GMAC = 1, 30 LOOPBACK_XGMII = 2, 31 LOOPBACK_XGXS = 3, 32 LOOPBACK_XAUI = 4, 33 LOOPBACK_GPHY = 5, 34 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 43 extern 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 */ 50 #define LOOPBACKS_INTERNAL ((1 << LOOPBACK_GMAC) | \ 51 (1 << LOOPBACK_XGMII)| \ 52 (1 << LOOPBACK_XGXS) | \ 53 (1 << LOOPBACK_XAUI)) 54 55 #define LOOPBACK_MASK(_efx) \ 56 (1 << (_efx)->loopback_mode) 57 58 #define LOOPBACK_INTERNAL(_efx) \ 59 (!!(LOOPBACKS_INTERNAL & LOOPBACK_MASK(_efx))) 60 61 #define LOOPBACK_CHANGED(_from, _to, _mask) \ 62 (!!((LOOPBACK_MASK(_from) ^ LOOPBACK_MASK(_to)) & (_mask))) 63 64 #define LOOPBACK_OUT_OF(_from, _to, _mask) \ 65 ((LOOPBACK_MASK(_from) & (_mask)) && !(LOOPBACK_MASK(_to) & (_mask))) 66 67 /*****************************************************************************/ 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 81 * @RESET_TYPE_TX_WATCHDOG: reset due to TX watchdog 82 * @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 */ 88 enum 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, 95 RESET_TYPE_TX_WATCHDOG, 96 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 */ 105