1 /* $NetBSD: if_muevar.h,v 1.9 2019/08/15 08:02:32 mrg Exp $ */ 2 /* $OpenBSD: if_muereg.h,v 1.1 2018/08/03 01:50:15 kevlo Exp $ */ 3 4 /* 5 * Copyright (c) 2018 Kevin Lo <kevlo@openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #ifndef _IF_MUEVAR_H_ 21 #define _IF_MUEVAR_H_ 22 23 #ifndef MUE_TX_LIST_CNT 24 #define MUE_TX_LIST_CNT 4 25 #endif 26 #ifndef MUE_RX_LIST_CNT 27 #define MUE_RX_LIST_CNT 4 28 #endif 29 30 struct mue_rxbuf_hdr { 31 uint32_t rx_cmd_a; 32 #define MUE_RX_CMD_A_LEN_MASK 0x00003fff 33 #define MUE_RX_CMD_A_ICSM 0x00004000 34 #define MUE_RX_CMD_A_ERRORS __BITS(16, 21) /* non-checksum errors */ 35 #define MUE_RX_CMD_A_RED 0x00400000 36 #define MUE_RX_CMD_A_PID __BITS(28, 27) 37 #define MUE_RX_CMD_A_PID_TCP __SHIFTIN(1, MUE_RX_CMD_A_PID) 38 #define MUE_RX_CMD_A_PID_UDP __SHIFTIN(2, MUE_RX_CMD_A_PID) 39 #define MUE_RX_CMD_A_PID_IP __SHIFTIN(3, MUE_RX_CMD_A_PID) 40 #define MUE_RX_CMD_A_IPV __BIT(29) 41 #define MUE_RX_CMD_A_TCE __BIT(30) 42 #define MUE_RX_CMD_A_ICE __BIT(31) 43 44 uint32_t rx_cmd_b; 45 uint16_t rx_cmd_c; 46 } __packed; 47 48 struct mue_txbuf_hdr { 49 uint32_t tx_cmd_a; 50 #define MUE_TX_CMD_A_LEN_MASK 0x000fffff 51 #define MUE_TX_CMD_A_FCS 0x00400000 52 #define MUE_TX_CMD_A_TPE 0x02000000 53 #define MUE_TX_CMD_A_IPE 0x04000000 54 #define MUE_TX_CMD_A_LSO 0x08000000 55 56 uint32_t tx_cmd_b; 57 #define MUE_TX_MSS_MIN 8 58 #define MUE_TX_CMD_B_MSS_SHIFT 16 59 #define MUE_TX_CMD_B_MSS_MASK 0x3fff0000 60 61 } __packed; 62 63 #endif /* _IF_MUEVAR_H_ */ 64