64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/* $NetBSD: if_muevar.h,v 1.9 2019/08/15 08:02:32 mrg Exp $ */
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/* $OpenBSD: if_muereg.h,v 1.1 2018/08/03 01:50:15 kevlo Exp $ */
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/*
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* Copyright (c) 2018 Kevin Lo <kevlo@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _IF_MUEVAR_H_
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#define _IF_MUEVAR_H_
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#ifndef MUE_TX_LIST_CNT
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#define MUE_TX_LIST_CNT 4
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#endif
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#ifndef MUE_RX_LIST_CNT
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#define MUE_RX_LIST_CNT 4
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#endif
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struct mue_rxbuf_hdr {
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uint32_t rx_cmd_a;
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#define MUE_RX_CMD_A_LEN_MASK 0x00003fff
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#define MUE_RX_CMD_A_ICSM 0x00004000
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#define MUE_RX_CMD_A_ERRORS __BITS(16, 21) /* non-checksum errors */
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#define MUE_RX_CMD_A_RED 0x00400000
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#define MUE_RX_CMD_A_PID __BITS(28, 27)
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#define MUE_RX_CMD_A_PID_TCP __SHIFTIN(1, MUE_RX_CMD_A_PID)
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#define MUE_RX_CMD_A_PID_UDP __SHIFTIN(2, MUE_RX_CMD_A_PID)
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#define MUE_RX_CMD_A_PID_IP __SHIFTIN(3, MUE_RX_CMD_A_PID)
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#define MUE_RX_CMD_A_IPV __BIT(29)
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#define MUE_RX_CMD_A_TCE __BIT(30)
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#define MUE_RX_CMD_A_ICE __BIT(31)
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uint32_t rx_cmd_b;
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uint16_t rx_cmd_c;
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} __packed;
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struct mue_txbuf_hdr {
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uint32_t tx_cmd_a;
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#define MUE_TX_CMD_A_LEN_MASK 0x000fffff
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#define MUE_TX_CMD_A_FCS 0x00400000
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#define MUE_TX_CMD_A_TPE 0x02000000
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#define MUE_TX_CMD_A_IPE 0x04000000
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#define MUE_TX_CMD_A_LSO 0x08000000
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uint32_t tx_cmd_b;
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#define MUE_TX_MSS_MIN 8
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#define MUE_TX_CMD_B_MSS_SHIFT 16
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#define MUE_TX_CMD_B_MSS_MASK 0x3fff0000
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} __packed;
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#endif /* _IF_MUEVAR_H_ */
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