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NetBSD/sys/dev/ic/hd64570reg.h

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/* $NetBSD: hd64570reg.h,v 1.2 1998/10/28 16:26:01 kleink Exp $ */
/*
* Copyright (c) 1998 Vixie Enterprises
* 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.
* 3. Neither the name of Vixie Enterprises nor the names
* of its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY VIXIE ENTERPRISES 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 VIXIE ENTERPRISES 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.
*
* This software has been written for Vixie Enterprises by Michael Graff
* <explorer@flame.org>. To learn more about Vixie Enterprises, see
* ``http://www.vix.com''.
*/
#ifndef _DEV_IC_HD64570REG_H_
#define _DEV_IC_HD64570REG_H_
/* XXX
* This is really HDLC specific stuff, but...
*/
#define CISCO_MULTICAST 0x8f /* Cisco multicast address */
#define CISCO_UNICAST 0x0f /* Cisco unicast address */
#define CISCO_KEEPALIVE 0x8035 /* Cisco keepalive protocol */
#define CISCO_ADDR_REQ 0 /* Cisco address request */
#define CISCO_ADDR_REPLY 1 /* Cisco address reply */
#define CISCO_KEEPALIVE_REQ 2 /* Cisco keepalive request */
typedef struct cisco_pkt {
u_int32_t type;
u_int32_t par1;
u_int32_t par2;
u_int16_t rel;
u_int16_t time0;
u_int16_t time1;
} cisco_pkt_t;
#define CISCO_PKT_LEN 18 /* sizeof doesn't work right... */
#define HDLC_PROTOCOL_IP 0x0800 /* IP */
typedef struct hdlc_header {
u_int8_t addr;
u_int8_t control;
u_int16_t protocol;
} hdlc_header_t;
#define HDLC_HDRLEN 4
/*
* Hitachi HD64570 defininitions
*/
/*
* At least one implementation uses a somewhat strange register address
* mapping. If a card doesn't, define this to be a pass-through
* macro. (The ntwo driver needs this...)
*/
#ifndef SCADDR
#define SCADDR(y) (((y) & 0x0002) ? (((y) & 0x00fd) + 0x100) : (y))
#endif
/* SCA Control Registers */
#define SCA_PABR0 2
#define SCA_PABR1 3
#define SCA_WCRL 4 /* Wait Control reg */
#define SCA_WCRM 5 /* Wait Control reg */
#define SCA_WCRH 6 /* Wait Control reg */
#define SCA_PCR 8 /* DMA priority control reg */
/* Interrupt registers */
#define SCA_ISR0 0x10 /* Interrupt status register 0 */
#define SCA_ISR1 0x11 /* Interrupt status register 1 */
#define SCA_ISR2 0x12 /* Interrupt status register 2 */
#define SCA_IER0 0x14 /* Interrupt enable register 0 */
#define SCA_IER1 0x15 /* Interrupt enable register 1 */
#define SCA_IER2 0x16 /* Interrupt enable register 2 */
#define SCA_ITCR 0x18 /* interrupt control register */
#define SCA_IVR 0x1a /* interrupt vector */
#define SCA_IMVR 0x1c /* modified interrupt vector */
/* MSCI Channel 0 Registers */
#define SCA_TRBL0 0x20 /* TX/RX buffer reg */
#define SCA_TRBH0 0x21 /* TX/RX buffer reg */
#define SCA_ST00 0x22 /* Status reg 0 */
#define SCA_ST10 0x23 /* Status reg 1 */
#define SCA_ST20 0x24 /* Status reg 2 */
#define SCA_ST30 0x25 /* Status reg 3 */
#define SCA_FST0 0x26 /* frame Status reg */
#define SCA_IE00 0x28 /* Interrupt enable reg 0 */
#define SCA_IE10 0x29 /* Interrupt enable reg 1 */
#define SCA_IE20 0x2a /* Interrupt enable reg 2 */
#define SCA_FIE0 0x2b /* Frame Interrupt enable reg */
#define SCA_CMD0 0x2c /* Command reg */
#define SCA_MD00 0x2e /* Mode reg 0 */
#define SCA_MD10 0x2f /* Mode reg 1 */
#define SCA_MD20 0x30 /* Mode reg 2 */
#define SCA_CTL0 0x31 /* Control reg */
#define SCA_SA00 0x32 /* Syn Address reg 0 */
#define SCA_SA10 0x33 /* Syn Address reg 1 */
#define SCA_IDL0 0x34 /* Idle register */
#define SCA_TMC0 0x35 /* Time constant */
#define SCA_RXS0 0x36 /* RX clock source */
#define SCA_TXS0 0x37 /* TX clock source */
#define SCA_TRC00 0x38 /* TX Ready control reg 0 */
#define SCA_TRC10 0x39 /* TX Ready control reg 1 */
#define SCA_RRC0 0x3A /* RX Ready control reg */
/* MSCI Channel 1 Registers */
#define SCA_TRBL1 0x40 /* TX/RX buffer reg */
#define SCA_TRBH1 0x41 /* TX/RX buffer reg */
#define SCA_ST01 0x42 /* Status reg 0 */
#define SCA_ST11 0x43 /* Status reg 1 */
#define SCA_ST21 0x44 /* Status reg 2 */
#define SCA_ST31 0x45 /* Status reg 3 */
#define SCA_FST1 0x46 /* Frame Status reg */
#define SCA_IE01 0x48 /* Interrupt enable reg 0 */
#define SCA_IE11 0x49 /* Interrupt enable reg 1 */
#define SCA_IE21 0x4a /* Interrupt enable reg 2 */
#define SCA_FIE1 0x4b /* Frame Interrupt enable reg */
#define SCA_CMD1 0x4c /* Command reg */
#define SCA_MD01 0x4e /* Mode reg 0 */
#define SCA_MD11 0x4f /* Mode reg 1 */
#define SCA_MD21 0x50 /* Mode reg 2 */
#define SCA_CTL1 0x51 /* Control reg */
#define SCA_SA01 0x52 /* Syn Address reg 0 */
#define SCA_SA11 0x53 /* Syn Address reg 1 */
#define SCA_IDL1 0x54 /* Idle register */
#define SCA_TMC1 0x55 /* Time constant */
#define SCA_RXS1 0x56 /* RX clock source */
#define SCA_TXS1 0x57 /* TX clock source */
#define SCA_TRC01 0x58 /* TX Ready control reg 0 */
#define SCA_TRC11 0x59 /* TX Ready control reg 1 */
#define SCA_RRC1 0x5A /* RX Ready control reg */
/* SCA DMA registers */
#define SCA_DMER 0x9 /* DMA Master Enable reg */
/* DMA Channel 0 Registers (MSCI -> memory, or rx) */
#define SCA_BARL0 0x80 /* buffer address reg */
#define SCA_BARH0 0x81 /* buffer address reg */
#define SCA_BARB0 0x82 /* buffer address reg */
#define SCA_DARL0 0x80 /* Dest. address reg */
#define SCA_DARH0 0x81 /* Dest. address reg */
#define SCA_DARB0 0x82 /* Dest. address reg */
#define SCA_CPB0 0x86 /* Chain pointer base */
#define SCA_CDAL0 0x88 /* Current descriptor address */
#define SCA_CDAH0 0x89 /* Current descriptor address */
#define SCA_EDAL0 0x8A /* Error descriptor address */
#define SCA_EDAH0 0x8B /* Error descriptor address */
#define SCA_BFLL0 0x8C /* RX buffer length Low */
#define SCA_BFLH0 0x8D /* RX buffer length High */
#define SCA_BCRL0 0x8E /* Byte Count reg */
#define SCA_BCRH0 0x8F /* Byte Count reg */
#define SCA_DSR0 0x90 /* DMA Status reg */
#define SCA_DMR0 0x91 /* DMA Mode reg */
#define SCA_FCT0 0x93 /* Frame end interrupt Counter */
#define SCA_DIR0 0x94 /* DMA interrupt enable */
#define SCA_DCR0 0x95 /* DMA Command reg */
/* DMA Channel 1 Registers (memory -> MSCI, or tx) */
#define SCA_BARL1 0xA0 /* buffer address reg */
#define SCA_BARH1 0xA1 /* buffer address reg */
#define SCA_BARB1 0xA2 /* buffer address reg */
#define SCA_SARL1 0xA4 /* Source address reg */
#define SCA_SARH1 0xA5 /* Source address reg */
#define SCA_SARB1 0xA6 /* Source address reg */
#define SCA_CPB1 0xA6 /* Chain pointer base */
#define SCA_CDAL1 0xA8 /* Current descriptor address */
#define SCA_CDAH1 0xA9 /* Current descriptor address */
#define SCA_EDAL1 0xAA /* Error descriptor address */
#define SCA_EDAH1 0xAB /* Error descriptor address */
#define SCA_BCRL1 0xAE /* Byte Count reg */
#define SCA_BCRH1 0xAF /* Byte Count reg */
#define SCA_DSR1 0xB0 /* DMA Status reg */
#define SCA_DMR1 0xB1 /* DMA Mode reg */
#define SCA_FCT1 0xB3 /* Frame end interrupt Counter */
#define SCA_DIR1 0xB4 /* DMA interrupt enable */
#define SCA_DCR1 0xB5 /* DMA Command reg */
/* DMA Channel 2 Registers (MSCI -> memory) */
#define SCA_BARL2 0xC0 /* buffer address reg */
#define SCA_BARH2 0xC1 /* buffer address reg */
#define SCA_BARB2 0xC2 /* buffer address reg */
#define SCA_DSR2 0xD0 /* DMA Status reg */
/* DMA Channel 3 Registers (memory -> MSCI) */
#define SCA_BARL3 0xE0 /* buffer address reg */
#define SCA_BARH3 0xE1 /* buffer address reg */
#define SCA_BARB3 0xE2 /* buffer address reg */
#define SCA_DSR3 0xF0 /* DMA Status reg */
/*
* SCA HD64570 Register Definitions
*/
#define ST3_CTS 8 /* modem input /CTS bit */
#define ST3_DCD 4 /* modem input /DCD bit */
/*
* SCA commands
*/
#define SCA_CMD_TXRESET 0x01
#define SCA_CMD_TXENABLE 0x02
#define SCA_CMD_TXDISABLE 0x03
#define SCA_CMD_TXCRCINIT 0x04
#define SCA_CMD_TXCRCEXCL 0x05
#define SCA_CMS_TXEOM 0x06
#define SCA_CMD_TXABORT 0x07
#define SCA_CMD_MPON 0x08
#define SCA_CMD_TXBCLEAR 0x09
#define SCA_CMD_RXRESET 0x11
#define SCA_CMD_RXENABLE 0x12
#define SCA_CMD_RXDISABLE 0x13
#define SCA_CMD_RXCRCINIT 0x14
#define SCA_CMD_RXMSGREJ 0x15
#define SCA_CMD_MPSEARCH 0x16
#define SCA_CMD_RXCRCEXCL 0x17
#define SCA_CMD_RXCRCCALC 0x18
#define SCA_CMD_NOP 0x00
#define SCA_CMD_RESET 0x21
#define SCA_CMD_SEARCH 0x31
#define SCA_MD0_CRC_1 0x01
#define SCA_MD0_CRC_CCITT 0x02
#define SCA_MD0_CRC_ENABLE 0x04
#define SCA_MD0_AUTO_ENABLE 0x10
#define SCA_MD0_MODE_ASYNC 0x00
#define SCA_MD0_MODE_BYTESYNC1 0x20
#define SCA_MD0_MODE_BISYNC 0x40
#define SCA_MD0_MODE_BYTESYNC2 0x60
#define SCA_MD0_MODE_HDLC 0x80
#define SCA_MD1_NOADDRCHK 0x00
#define SCA_MD1_SNGLADDR1 0x40
#define SCA_MD1_SNGLADDR2 0x80
#define SCA_MD1_DUALADDR 0xC0
#define SCA_MD2_DUPLEX 0x00
#define SCA_MD2_ECHO 0x01
#define SCA_MD2_LOOPBACK 0x03
#define SCA_MD2_ADPLLx8 0x00
#define SCA_MD2_ADPLLx16 0x08
#define SCA_MD2_ADPLLx32 0x10
#define SCA_MD2_NRZ 0x00
#define SCA_MD2_NRZI 0x20
#define SCA_MD2_MANCHESTER 0x80
#define SCA_MD2_FM0 0xC0
#define SCA_MD2_FM1 0xA0
#define SCA_CTL_RTS 0x01
#define SCA_CTL_IDLPAT 0x10
#define SCA_CTL_UDRNC 0x20
#define SCA_RXS_DIV_MASK 0x0F
#define SCA_RXS_DIV1 0x00
#define SCA_RXS_DIV2 0x01
#define SCA_RXS_DIV4 0x02
#define SCA_RXS_DIV8 0x03
#define SCA_RXS_DIV16 0x04
#define SCA_RXS_DIV32 0x05
#define SCA_RXS_DIV64 0x06
#define SCA_RXS_DIV128 0x07
#define SCA_RXS_DIV256 0x08
#define SCA_RXS_DIV512 0x09
#define SCA_RXS_CLK_RXC0 0x00
#define SCA_RXS_CLK_RXC1 0x20
#define SCA_RXS_CLK_INT 0x40
#define SCA_RXS_CLK_ADPLL_OUT 0x60
#define SCA_RXS_CLK_ADPLL_IN 0x70
#define SCA_TXS_DIV_MASK 0x0F
#define SCA_TXS_DIV1 0x00
#define SCA_TXS_DIV2 0x01
#define SCA_TXS_DIV4 0x02
#define SCA_TXS_DIV8 0x03
#define SCA_TXS_DIV16 0x04
#define SCA_TXS_DIV32 0x05
#define SCA_TXS_DIV64 0x06
#define SCA_TXS_DIV128 0x07
#define SCA_TXS_DIV256 0x08
#define SCA_TXS_DIV512 0x09
#define SCA_TXS_CLK_TXC 0x00
#define SCA_TXS_CLK_INT 0x40
#define SCA_TXS_CLK_RX 0x60
#define SCA_ST0_RXRDY 0x01
#define SCA_ST0_TXRDY 0x02
#define SCA_ST0_RXINT 0x40
#define SCA_ST0_TXINT 0x80
#define SCA_ST1_IDLST 0x01
#define SCA_ST1_ABTST 0x02
#define SCA_ST1_DCDCHG 0x04
#define SCA_ST1_CTSCHG 0x08
#define SCA_ST1_FLAG 0x10
#define SCA_ST1_TXIDL 0x40
#define SCA_ST1_UDRN 0x80
/* ST2 and FST look the same */
#define SCA_FST_CRCERR 0x04
#define SCA_FST_OVRN 0x08
#define SCA_FST_RESFRM 0x10
#define SCA_FST_ABRT 0x20
#define SCA_FST_SHRT 0x40
#define SCA_FST_EOM 0x80
#define SCA_ST3_RXENA 0x01
#define SCA_ST3_TXENA 0x02
#define SCA_ST3_DCD 0x04
#define SCA_ST3_CTS 0x08
#define SCA_ST3_ADPLLSRCH 0x10
#define SCA_ST3_TXDATA 0x20
#define SCA_FIE_EOMFE 0x80
#define SCA_IE0_RXRDY 0x01
#define SCA_IE0_TXRDY 0x02
#define SCA_IE0_RXINT 0x40
#define SCA_IE0_TXINT 0x80
#define SCA_IE1_IDLDE 0x01
#define SCA_IE1_ABTDE 0x02
#define SCA_IE1_DCD 0x04
#define SCA_IE1_CTS 0x08
#define SCA_IE1_FLAG 0x10
#define SCA_IE1_IDL 0x40
#define SCA_IE1_UDRN 0x80
#define SCA_IE2_CRCERR 0x04
#define SCA_IE2_OVRN 0x08
#define SCA_IE2_RESFRM 0x10
#define SCA_IE2_ABRT 0x20
#define SCA_IE2_SHRT 0x40
#define SCA_IE2_EOM 0x80
/* This is for RRC, TRC0 and TRC1. */
#define SCA_RCR_MASK 0x1F
#define SCA_IE1_
#define SCA_IV_CHAN0 0x00
#define SCA_IV_CHAN1 0x20
#define SCA_IV_RXRDY 0x04
#define SCA_IV_TXRDY 0x06
#define SCA_IV_RXINT 0x08
#define SCA_IV_TXINT 0x0A
#define SCA_IV_DMACH0 0x00
#define SCA_IV_DMACH1 0x08
#define SCA_IV_DMACH2 0x20
#define SCA_IV_DMACH3 0x28
#define SCA_IV_DMIA 0x14
#define SCA_IV_DMIB 0x16
#define SCA_IV_TIMER0 0x1C
#define SCA_IV_TIMER1 0x1E
#define SCA_IV_TIMER2 0x3C
#define SCA_IV_TIMER3 0x3E
/*
* DMA registers
*/
#define SCA_DSR_EOT 0x80
#define SCA_DSR_EOM 0x40
#define SCA_DSR_BOF 0x20
#define SCA_DSR_COF 0x10
#define SCA_DSR_DE 0x02
#define SCA_DSR_DEWD 0x01 /* write DISABLE DE bit */
#define SCA_DMR_TMOD 0x10
#define SCA_DMR_NF 0x04
#define SCA_DMR_CNTE 0x02
#define SCA_DMER_EN 0x80
#define SCA_DCR_ABRT 0x01
#define SCA_DCR_FCCLR 0x02 /* Clear frame end intr counter */
#define SCA_DIR_EOT 0x80
#define SCA_DIR_EOM 0x40
#define SCA_DIR_BOF 0x20
#define SCA_DIR_COF 0x10
#define SCA_PCR_BRC 0x10
#define SCA_PCR_CCC 0x08
#define SCA_PCR_PR2 0x04
#define SCA_PCR_PR1 0x02
#define SCA_PCR_PR0 0x01
/*
* Descriptor Status byte bit definitions:
*
* Bit Receive Status Transmit Status
* -------------------------------------------------
* 7 EOM EOM
* 6 Short Frame ...
* 5 Abort ...
* 4 Residual bit ...
* 3 Overrun ...
* 2 CRC ...
* 1 ... ...
* 0 ... EOT
* -------------------------------------------------
*/
#define ST_EOM 0x80 /* End of frame */
#define ST_SHRT 0x40 /* Short frame */
#define ST_ABT 0x20 /* Abort detected */
#define ST_RBIT 0x10 /* Residual bit detected */
#define ST_OVRN 0x8 /* Overrun error */
#define ST_CRCE 0x4 /* CRC Error */
#define ST_OVFL 0x1 /* Buffer OverFlow error (software defined) */
#define ST_EOT 1 /* End of transmit command */
/* DMA Status register (DSR) bit definitions */
#define DSR_EOT 0x80 /* end of transfer EOT bit */
#define DSR_EOM 0x40 /* end of frame EOM bit */
#define DSR_BOF 0x20 /* buffer overflow BOF bit */
#define DSR_COF 0x10 /* counter overflow COF bit */
#define DSR_DWE 1 /* write disable DWE bit */
/* MSCI Status register 0 bits */
#define RXRDY_BIT 1 /* RX ready */
#define TXRDY_BIT 2 /* TX ready */
#define ST3_CTS 8 /* modem input /CTS bit */
#define ST3_DCD 4 /* modem input /DCD bit */
/* TX and RX Clock Source */
#define CLK_LINE 0x00 /* TX/RX line input */
#define CLK_BRG 0x40 /* internal baud rate generator */
#define CLK_RXC 0x60 /* receive clock */
/* Clocking options */
#define CLK_INT 0 /* Internal - Baud Rate generator output */
#define CLK_EXT 1 /* External - both clocks */
#define CLK_RXCI 2 /* External - Receive Clock only */
#define CLK_EETC 3 /* EETC clock: TX = int. / RX = ext.*/
#define SCA_DMAC_OFF_0 0x00 /* offset of DMAC for port 0 */
#define SCA_DMAC_OFF_1 0x40 /* offset of DMAC for port 1 */
#define SCA_MSCI_OFF_0 0x00 /* offset of MSCI for port 0 */
#define SCA_MSCI_OFF_1 0x20 /* offset of MSCI for port 1 */
/*
* DMA constraints
*/
#define SCA_DMA_ALIGNMENT (64 * 1024) /* 64 KB alignment */
#define SCA_DMA_BOUNDRY (16 * 1024 * 1024) /* 16 MB region */
#endif /* _DEV_IC_HD64570REG_H_ */
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