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freebsd-skq/sys/arm/allwinner/if_emacreg.h
ganbold 144450f3a9 Switch to my freebsd.org emal address in copyright. 
Approved by:	stas (mentor)
2014-03-25 08:31:47 +00:00

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/*
* Copyright (C) 2013 Ganbold Tsagaankhuu <ganbold@freebsd.org>
* 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.
*
* $FreeBSD$
*/
#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_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 (0x01 | 0x02)
#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_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__ */
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