/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (C) 2013 Ganbold Tsagaankhuu * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef __IF_EMACREG_H__ #define __IF_EMACREG_H__ /* * EMAC register definitions */ #define EMAC_CTL 0x00 #define EMAC_CTL_RST (1 << 0) #define EMAC_CTL_TX_EN (1 << 1) #define EMAC_CTL_RX_EN (1 << 2) #define EMAC_TX_MODE 0x04 #define EMAC_TX_FLOW 0x08 #define EMAC_TX_CTL0 0x0C #define EMAC_TX_CTL1 0x10 #define EMAC_TX_INS 0x14 #define EMAC_TX_PL0 0x18 #define EMAC_TX_PL1 0x1C #define EMAC_TX_STA 0x20 #define EMAC_TX_IO_DATA 0x24 #define EMAC_TX_IO_DATA1 0x28 #define EMAC_TX_TSVL0 0x2C #define EMAC_TX_TSVH0 0x30 #define EMAC_TX_TSVL1 0x34 #define EMAC_TX_TSVH1 0x38 #define EMAC_TX_FIFO0 (1 << 0) #define EMAC_TX_FIFO1 (1 << 1) #define EMAC_RX_CTL 0x3C #define EMAC_RX_HASH0 0x40 #define EMAC_RX_HASH1 0x44 #define EMAC_RX_STA 0x48 #define EMAC_RX_IO_DATA 0x4C #define EMAC_RX_FBC 0x50 #define EMAC_INT_CTL 0x54 #define EMAC_INT_STA 0x58 #define EMAC_INT_STA_TX (EMAC_TX_FIFO0 | EMAC_TX_FIFO1) #define EMAC_INT_STA_RX 0x100 #define EMAC_INT_EN (0xf << 0) | (1 << 8) #define EMAC_MAC_CTL0 0x5C #define EMAC_MAC_CTL1 0x60 #define EMAC_MAC_IPGT 0x64 #define EMAC_MAC_IPGR 0x68 #define EMAC_MAC_CLRT 0x6C #define EMAC_MAC_MAXF 0x70 #define EMAC_MAC_SUPP 0x74 #define EMAC_MAC_TEST 0x78 #define EMAC_MAC_MCFG 0x7C #define EMAC_MAC_MCMD 0x80 #define EMAC_MAC_MADR 0x84 #define EMAC_MAC_MWTD 0x88 #define EMAC_MAC_MRDD 0x8C #define EMAC_MAC_MIND 0x90 #define EMAC_MAC_SSRR 0x94 #define EMAC_MAC_A0 0x98 #define EMAC_MAC_A1 0x9C #define EMAC_MAC_A2 0xA0 #define EMAC_SAFX_L0 0xA4 #define EMAC_SAFX_H0 0xA8 #define EMAC_SAFX_L1 0xAC #define EMAC_SAFX_H1 0xB0 #define EMAC_SAFX_L2 0xB4 #define EMAC_SAFX_H2 0xB8 #define EMAC_SAFX_L3 0xBC #define EMAC_SAFX_H3 0xC0 #define EMAC_PHY_DUPLEX (1 << 8) /* * Each received packet has 8 bytes header: * Byte 0: Packet valid flag: 0x01 valid, 0x00 not valid * Byte 1: 0x43 -> Ascii code 'C' * Byte 2: 0x41 -> Ascii code 'A' * Byte 3: 0x4d -> Ascii code 'M' * Byte 4: High byte of received packet's status * Byte 5: Low byte of received packet's status * Byte 6: High byte of packet size * Byte 7: Low byte of packet size */ #define EMAC_PACKET_HEADER (0x0143414d) /* Aborted frame enable */ #define EMAC_TX_AB_M (1 << 0) /* 0: Enable CPU mode for TX, 1: DMA */ #define EMAC_TX_TM ~(1 << 1) /* 0: DRQ asserted, 1: DRQ automatically */ #define EMAC_RX_DRQ_MODE (1 << 1) /* 0: Enable CPU mode for RX, 1: DMA */ #define EMAC_RX_TM ~(1 << 2) /* Pass all Frames */ #define EMAC_RX_PA (1 << 4) /* Pass Control Frames */ #define EMAC_RX_PCF (1 << 5) /* Pass Frames with CRC Error */ #define EMAC_RX_PCRCE (1 << 6) /* Pass Frames with Length Error */ #define EMAC_RX_PLE (1 << 7) /* Pass Frames length out of range */ #define EMAC_RX_POR (1 << 8) /* Accept unicast Packets */ #define EMAC_RX_UCAD (1 << 16) /* Enable DA Filtering */ #define EMAC_RX_DAF (1 << 17) /* Accept multicast Packets */ #define EMAC_RX_MCO (1 << 20) /* Enable Hash filter */ #define EMAC_RX_MHF (1 << 21) /* Accept Broadcast Packets */ #define EMAC_RX_BCO (1 << 22) /* Enable SA Filtering */ #define EMAC_RX_SAF (1 << 24) /* Inverse Filtering */ #define EMAC_RX_SAIF (1 << 25) #define EMAC_RX_SETUP (EMAC_RX_POR | EMAC_RX_UCAD | \ EMAC_RX_DAF | EMAC_RX_MCO | EMAC_RX_BCO) /* Enable Receive Flow Control */ #define EMAC_MAC_CTL0_RFC (1 << 2) /* Enable Transmit Flow Control */ #define EMAC_MAC_CTL0_TFC (1 << 3) /* Enable soft reset */ #define EMAC_MAC_CTL0_SOFT_RST (1 << 15) #define EMAC_MAC_CTL0_SETUP (EMAC_MAC_CTL0_RFC | EMAC_MAC_CTL0_TFC) /* Enable duplex */ #define EMAC_MAC_CTL1_DUP (1 << 0) /* Enable MAC Frame Length Checking */ #define EMAC_MAC_CTL1_FLC (1 << 1) /* Enable Huge Frame */ #define EMAC_MAC_CTL1_HF (1 << 2) /* Enable MAC Delayed CRC */ #define EMAC_MAC_CTL1_DCRC (1 << 3) /* Enable MAC CRC */ #define EMAC_MAC_CTL1_CRC (1 << 4) /* Enable MAC PAD Short frames */ #define EMAC_MAC_CTL1_PC (1 << 5) /* Enable MAC PAD Short frames and append CRC */ #define EMAC_MAC_CTL1_VC (1 << 6) /* Enable MAC auto detect Short frames */ #define EMAC_MAC_CTL1_ADP (1 << 7) #define EMAC_MAC_CTL1_PRE (1 << 8) #define EMAC_MAC_CTL1_LPE (1 << 9) /* Enable no back off */ #define EMAC_MAC_CTL1_NB (1 << 12) #define EMAC_MAC_CTL1_BNB (1 << 13) #define EMAC_MAC_CTL1_ED (1 << 14) #define EMAC_MAC_CTL1_SETUP (EMAC_MAC_CTL1_FLC | EMAC_MAC_CTL1_CRC | \ EMAC_MAC_CTL1_PC) /* half duplex */ #define EMAC_MAC_IPGT_HD 0x12 /* full duplex */ #define EMAC_MAC_IPGT_FD 0x15 #define EMAC_MAC_NBTB_IPG1 0xC #define EMAC_MAC_NBTB_IPG2 0x12 #define EMAC_MAC_CW 0x37 #define EMAC_MAC_RM 0xF #define EMAC_MAC_MFL 0x0600 /* Receive status */ #define EMAC_CRCERR (1 << 4) #define EMAC_LENERR (3 << 5) #define EMAC_PKT_OK (1 << 7) #define EMAC_RX_FLUSH_FIFO (1 << 3) #define EMAC_PHY_RESET (1 << 15) #define EMAC_PHY_PWRDOWN (1 << 11) #define EMAC_PROC_MIN 16 #define EMAC_PROC_MAX 255 #define EMAC_PROC_DEFAULT 64 #define EMAC_LOCK(cs) mtx_lock(&(sc)->emac_mtx) #define EMAC_UNLOCK(cs) mtx_unlock(&(sc)->emac_mtx) #define EMAC_ASSERT_LOCKED(sc) mtx_assert(&(sc)->emac_mtx, MA_OWNED); #endif /* __IF_EMACREG_H__ */