FreeBSD-5.3/sys/dev/ic/hd64570.h
/*
* Copyright (c) 1995 John Hay. 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by [your name]
* and [any other names deserving credit ]
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY [your name] 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 REGENTS 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: src/sys/dev/ic/hd64570.h,v 1.6 1999/08/28 00:45:13 peter Exp $
*/
#ifndef _HD64570_H_
#define _HD64570_H_
typedef struct msci_channel
{
union
{
unsigned short us_trb; /* rw */
struct
{
unsigned char uc_trbl;
unsigned char uc_trbh;
}uc_trb;
}u_trb;
unsigned char st0; /* ro */
unsigned char st1; /* rw */
unsigned char st2; /* rw */
unsigned char st3; /* ro */
unsigned char fst; /* rw */
unsigned char unused0;
unsigned char ie0; /* rw */
unsigned char ie1; /* rw */
unsigned char ie2; /* rw */
unsigned char fie; /* rw */
unsigned char cmd; /* wo */
unsigned char unused1;
unsigned char md0; /* rw */
unsigned char md1; /* rw */
unsigned char md2; /* rw */
unsigned char ctl; /* rw */
unsigned char sa0; /* rw */
unsigned char sa1; /* rw */
unsigned char idl; /* rw */
unsigned char tmc; /* rw */
unsigned char rxs; /* rw */
unsigned char txs; /* rw */
unsigned char trc0; /* rw */
unsigned char trc1; /* rw */
unsigned char rrc; /* rw */
unsigned char unused2;
unsigned char cst0; /* rw */
unsigned char cst1; /* rw */
unsigned char unused3[2];
}msci_channel;
#define trb u_trb.us_trb
#define trbl u_trb.uc_trb.uc_trbl
#define trbh u_trb.uc_trb.uc_trbh
typedef struct timer_channel
{
unsigned short tcnt; /* rw */
unsigned short tconr; /* wo */
unsigned char tcsr; /* rw */
unsigned char tepr; /* rw */
unsigned char unused[2];
}timer_channel;
typedef struct dmac_channel
{
unsigned short dar; /* rw */
unsigned char darb; /* rw */
unsigned char unused0;
unsigned short sar; /* rw On odd numbered dmacs (tx) only */
unsigned char sarb; /* rw */
#define cpb sarb
unsigned char unused1;
unsigned short cda; /* rw */
unsigned short eda; /* rw */
unsigned short bfl; /* rw On even numbered dmacs (rx) only */
unsigned short bcr; /* rw */
unsigned char dsr; /* rw */
unsigned char dmr; /* rw */
unsigned char unused2;
unsigned char fct; /* rw */
unsigned char dir; /* rw */
unsigned char dcr; /* rw */
unsigned char unused3[10];
}dmac_channel;
/* x is the channel number. rx channels are even numbered and tx, odd. */
#define DMAC_RXCH(x) ((x*2) + 0)
#define DMAC_TXCH(x) ((x*2) + 1)
typedef struct sca_regs
{
unsigned char lpr; /* rw */
unsigned char unused0; /* -- */
/* Wait system */
unsigned char pabr0; /* rw */
unsigned char pabr1; /* rw */
unsigned char wcrl; /* rw */
unsigned char wcrm; /* rw */
unsigned char wcrh; /* rw */
unsigned char unused1;
/* DMAC */
unsigned char pcr; /* rw */
unsigned char dmer; /* rw */
unsigned char unused2[6];
/* Interrupt */
unsigned char isr0; /* ro */
unsigned char isr1; /* ro */
unsigned char isr2; /* ro */
unsigned char unused3;
unsigned char ier0; /* rw */
unsigned char ier1; /* rw */
unsigned char ier2; /* rw */
unsigned char unused4;
unsigned char itcr; /* rw */
unsigned char unused5;
unsigned char ivr; /* rw */
unsigned char unused6;
unsigned char imvr; /* rw */
unsigned char unused7[3];
/* MSCI Channel 0 */
msci_channel msci[2];
timer_channel timer[4];
dmac_channel dmac[4];
}sca_regs;
#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_DWE 0x01
#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
typedef struct sca_descriptor
{
unsigned short cp;
unsigned short bp;
unsigned char bpb;
unsigned char unused0;
unsigned short len;
unsigned char stat;
unsigned char unused1;
}sca_descriptor;
#define SCA_DESC_EOT 0x01
#define SCA_DESC_CRC 0x04
#define SCA_DESC_OVRN 0x08
#define SCA_DESC_RESD 0x10
#define SCA_DESC_ABORT 0x20
#define SCA_DESC_SHRTFRM 0x40
#define SCA_DESC_EOM 0x80
#define SCA_DESC_ERRORS 0x7C
/*
***************************************************************************
** END
***************************************************************************
**/
#endif /* _HD64570_H_ */