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hd64572.h
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/*
* hd64572.h Description of the Hitachi HD64572 (SCA-II), valid for
* CPU modes 0 & 2.
*
* Author: Ivan Passos <ivan@cyclades.com>
*
* Copyright: (c) 2000-2001 Cyclades Corp.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
* $Log: hd64572.h,v $
* Revision 3.1 2001/06/15 12:41:10 regina
* upping major version number
*
* Revision 1.1.1.1 2001/06/13 20:24:49 daniela
* PC300 initial CVS version (3.4.0-pre1)
*
* Revision 1.0 2000/01/25 ivan
* Initial version.
*
*/
#ifndef __HD64572_H
#define __HD64572_H
/* Illegal Access Register */
#define ILAR 0x00
/* Wait Controller Registers */
#define PABR0L 0x20 /* Physical Addr Boundary Register 0 L */
#define PABR0H 0x21 /* Physical Addr Boundary Register 0 H */
#define PABR1L 0x22 /* Physical Addr Boundary Register 1 L */
#define PABR1H 0x23 /* Physical Addr Boundary Register 1 H */
#define WCRL 0x24 /* Wait Control Register L */
#define WCRM 0x25 /* Wait Control Register M */
#define WCRH 0x26 /* Wait Control Register H */
/* Interrupt Registers */
#define IVR 0x60 /* Interrupt Vector Register */
#define IMVR 0x64 /* Interrupt Modified Vector Register */
#define ITCR 0x68 /* Interrupt Control Register */
#define ISR0 0x6c /* Interrupt Status Register 0 */
#define ISR1 0x70 /* Interrupt Status Register 1 */
#define IER0 0x74 /* Interrupt Enable Register 0 */
#define IER1 0x78 /* Interrupt Enable Register 1 */
/* Register Access Macros (chan is 0 or 1 in _any_ case) */
#define M_REG(reg, chan) (reg + 0x80*chan) /* MSCI */
#define DRX_REG(reg, chan) (reg + 0x40*chan) /* DMA Rx */
#define DTX_REG(reg, chan) (reg + 0x20*(2*chan + 1)) /* DMA Tx */
#define TRX_REG(reg, chan) (reg + 0x20*chan) /* Timer Rx */
#define TTX_REG(reg, chan) (reg + 0x10*(2*chan + 1)) /* Timer Tx */
#define ST_REG(reg, chan) (reg + 0x80*chan) /* Status Cnt */
#define IR0_DRX(val, chan) ((val)<<(8*(chan))) /* Int DMA Rx */
#define IR0_DTX(val, chan) ((val)<<(4*(2*chan + 1))) /* Int DMA Tx */
#define IR0_M(val, chan) ((val)<<(8*(chan))) /* Int MSCI */
/* MSCI Channel Registers */
#define MSCI0_OFFSET 0x00
#define MSCI1_OFFSET 0x80
#define MD0 0x138 /* Mode reg 0 */
#define MD1 0x139 /* Mode reg 1 */
#define MD2 0x13a /* Mode reg 2 */
#define MD3 0x13b /* Mode reg 3 */
#define CTL 0x130 /* Control reg */
#define RXS 0x13c /* RX clock source */
#define TXS 0x13d /* TX clock source */
#define EXS 0x13e /* External clock input selection */
#define TMCT 0x144 /* Time constant (Tx) */
#define TMCR 0x145 /* Time constant (Rx) */
#define CMD 0x128 /* Command reg */
#define ST0 0x118 /* Status reg 0 */
#define ST1 0x119 /* Status reg 1 */
#define ST2 0x11a /* Status reg 2 */
#define ST3 0x11b /* Status reg 3 */
#define ST4 0x11c /* Status reg 4 */
#define FST 0x11d /* frame Status reg */
#define IE0 0x120 /* Interrupt enable reg 0 */
#define IE1 0x121 /* Interrupt enable reg 1 */
#define IE2 0x122 /* Interrupt enable reg 2 */
#define IE4 0x124 /* Interrupt enable reg 4 */
#define FIE 0x125 /* Frame Interrupt enable reg */
#define SA0 0x140 /* Syn Address reg 0 */
#define SA1 0x141 /* Syn Address reg 1 */
#define IDL 0x142 /* Idle register */
#define TRBL 0x100 /* TX/RX buffer reg L */
#define TRBK 0x101 /* TX/RX buffer reg K */
#define TRBJ 0x102 /* TX/RX buffer reg J */
#define TRBH 0x103 /* TX/RX buffer reg H */
#define TRC0 0x148 /* TX Ready control reg 0 */
#define TRC1 0x149 /* TX Ready control reg 1 */
#define RRC 0x14a /* RX Ready control reg */
#define CST0 0x108 /* Current Status Register 0 */
#define CST1 0x109 /* Current Status Register 1 */
#define CST2 0x10a /* Current Status Register 2 */
#define CST3 0x10b /* Current Status Register 3 */
#define GPO 0x131 /* General Purpose Output Pin Ctl Reg */
#define TFS 0x14b /* Tx Start Threshold Ctl Reg */
#define TFN 0x143 /* Inter-transmit-frame Time Fill Ctl Reg */
#define TBN 0x110 /* Tx Buffer Number Reg */
#define RBN 0x111 /* Rx Buffer Number Reg */
#define TNR0 0x150 /* Tx DMA Request Ctl Reg 0 */
#define TNR1 0x151 /* Tx DMA Request Ctl Reg 1 */
#define TCR 0x152 /* Tx DMA Critical Request Reg */
#define RNR 0x154 /* Rx DMA Request Ctl Reg */
#define RCR 0x156 /* Rx DMA Critical Request Reg */
/* Timer Registers */
#define TIMER0RX_OFFSET 0x00
#define TIMER0TX_OFFSET 0x10
#define TIMER1RX_OFFSET 0x20
#define TIMER1TX_OFFSET 0x30
#define TCNTL 0x200 /* Timer Upcounter L */
#define TCNTH 0x201 /* Timer Upcounter H */
#define TCONRL 0x204 /* Timer Constant Register L */
#define TCONRH 0x205 /* Timer Constant Register H */
#define TCSR 0x206 /* Timer Control/Status Register */
#define TEPR 0x207 /* Timer Expand Prescale Register */
/* DMA registers */
#define PCR 0x40 /* DMA priority control reg */
#define DRR 0x44 /* DMA reset reg */
#define DMER 0x07 /* DMA Master Enable reg */
#define BTCR 0x08 /* Burst Tx Ctl Reg */
#define BOLR 0x0c /* Back-off Length Reg */
#define DSR_RX(chan) (0x48 + 2*chan) /* DMA Status Reg (Rx) */
#define DSR_TX(chan) (0x49 + 2*chan) /* DMA Status Reg (Tx) */
#define DIR_RX(chan) (0x4c + 2*chan) /* DMA Interrupt Enable Reg (Rx) */
#define DIR_TX(chan) (0x4d + 2*chan) /* DMA Interrupt Enable Reg (Tx) */
#define FCT_RX(chan) (0x50 + 2*chan) /* Frame End Interrupt Counter (Rx) */
#define FCT_TX(chan) (0x51 + 2*chan) /* Frame End Interrupt Counter (Tx) */
#define DMR_RX(chan) (0x54 + 2*chan) /* DMA Mode Reg (Rx) */
#define DMR_TX(chan) (0x55 + 2*chan) /* DMA Mode Reg (Tx) */
#define DCR_RX(chan) (0x58 + 2*chan) /* DMA Command Reg (Rx) */
#define DCR_TX(chan) (0x59 + 2*chan) /* DMA Command Reg (Tx) */
/* DMA Channel Registers */
#define DMAC0RX_OFFSET 0x00
#define DMAC0TX_OFFSET 0x20
#define DMAC1RX_OFFSET 0x40
#define DMAC1TX_OFFSET 0x60
#define DARL 0x80 /* Dest Addr Register L (single-block, RX only) */
#define DARH 0x81 /* Dest Addr Register H (single-block, RX only) */
#define DARB 0x82 /* Dest Addr Register B (single-block, RX only) */
#define DARBH 0x83 /* Dest Addr Register BH (single-block, RX only) */
#define SARL 0x80 /* Source Addr Register L (single-block, TX only) */
#define SARH 0x81 /* Source Addr Register H (single-block, TX only) */
#define SARB 0x82 /* Source Addr Register B (single-block, TX only) */
#define DARBH 0x83 /* Source Addr Register BH (single-block, TX only) */
#define BARL 0x80 /* Buffer Addr Register L (chained-block) */
#define BARH 0x81 /* Buffer Addr Register H (chained-block) */
#define BARB 0x82 /* Buffer Addr Register B (chained-block) */
#define BARBH 0x83 /* Buffer Addr Register BH (chained-block) */
#define CDAL 0x84 /* Current Descriptor Addr Register L */
#define CDAH 0x85 /* Current Descriptor Addr Register H */
#define CDAB 0x86 /* Current Descriptor Addr Register B */
#define CDABH 0x87 /* Current Descriptor Addr Register BH */
#define EDAL 0x88 /* Error Descriptor Addr Register L */
#define EDAH 0x89 /* Error Descriptor Addr Register H */
#define EDAB 0x8a /* Error Descriptor Addr Register B */
#define EDABH 0x8b /* Error Descriptor Addr Register BH */
#define BFLL 0x90 /* RX Buffer Length L (only RX) */
#define BFLH 0x91 /* RX Buffer Length H (only RX) */
#define BCRL 0x8c /* Byte Count Register L */
#define BCRH 0x8d /* Byte Count Register H */
/* Block Descriptor Structure */
typedef struct {
unsigned long next; /* pointer to next block descriptor */
unsigned long ptbuf; /* buffer pointer */
unsigned short len; /* data length */
unsigned char status; /* status */
unsigned char filler[5]; /* alignment filler (16 bytes) */
} pcsca_bd_t;
/* Block Descriptor Structure */
typedef struct {
u32 cp; /* pointer to next block descriptor */
u32 bp; /* buffer pointer */
u16 len; /* data length */
u8 stat; /* status */
u8 unused; /* pads to 4-byte boundary */
}pkt_desc;
/*
Descriptor Status definitions:
Bit Transmission Reception
7 EOM EOM
6 - Short Frame
5 - Abort
4 - Residual bit
3 Underrun Overrun
2 - CRC
1 Ownership Ownership
0 EOT -
*/
#define DST_EOT 0x01 /* End of transmit command */
#define DST_OSB 0x02 /* Ownership bit */
#define DST_CRC 0x04 /* CRC Error */
#define DST_OVR 0x08 /* Overrun */
#define DST_UDR 0x08 /* Underrun */
#define DST_RBIT 0x10 /* Residual bit */
#define DST_ABT 0x20 /* Abort */
#define DST_SHRT 0x40 /* Short Frame */
#define DST_EOM 0x80 /* End of Message */
/* Packet Descriptor Status bits */
#define ST_TX_EOM 0x80 /* End of frame */
#define ST_TX_UNDRRUN 0x08
#define ST_TX_OWNRSHP 0x02
#define ST_TX_EOT 0x01 /* End of transmission */
#define ST_RX_EOM 0x80 /* End of frame */
#define ST_RX_SHORT 0x40 /* Short frame */
#define ST_RX_ABORT 0x20 /* Abort */
#define ST_RX_RESBIT 0x10 /* Residual bit */
#define ST_RX_OVERRUN 0x08 /* Overrun */
#define ST_RX_CRC 0x04 /* CRC */
#define ST_RX_OWNRSHP 0x02
#define ST_ERROR_MASK 0x7C
/* Status Counter Registers */
#define CMCR 0x158 /* Counter Master Ctl Reg */
#define TECNTL 0x160 /* Tx EOM Counter L */
#define TECNTM 0x161 /* Tx EOM Counter M */
#define TECNTH 0x162 /* Tx EOM Counter H */
#define TECCR 0x163 /* Tx EOM Counter Ctl Reg */
#define URCNTL 0x164 /* Underrun Counter L */
#define URCNTH 0x165 /* Underrun Counter H */
#define URCCR 0x167 /* Underrun Counter Ctl Reg */
#define RECNTL 0x168 /* Rx EOM Counter L */
#define RECNTM 0x169 /* Rx EOM Counter M */
#define RECNTH 0x16a /* Rx EOM Counter H */
#define RECCR 0x16b /* Rx EOM Counter Ctl Reg */
#define ORCNTL 0x16c /* Overrun Counter L */
#define ORCNTH 0x16d /* Overrun Counter H */
#define ORCCR 0x16f /* Overrun Counter Ctl Reg */
#define CECNTL 0x170 /* CRC Counter L */
#define CECNTH 0x171 /* CRC Counter H */
#define CECCR 0x173 /* CRC Counter Ctl Reg */
#define ABCNTL 0x174 /* Abort frame Counter L */
#define ABCNTH 0x175 /* Abort frame Counter H */
#define ABCCR 0x177 /* Abort frame Counter Ctl Reg */
#define SHCNTL 0x178 /* Short frame Counter L */
#define SHCNTH 0x179 /* Short frame Counter H */
#define SHCCR 0x17b /* Short frame Counter Ctl Reg */
#define RSCNTL 0x17c /* Residual bit Counter L */
#define RSCNTH 0x17d /* Residual bit Counter H */
#define RSCCR 0x17f /* Residual bit Counter Ctl Reg */
/* Register Programming Constants */
#define IR0_DMIC 0x00000001
#define IR0_DMIB 0x00000002
#define IR0_DMIA 0x00000004
#define IR0_EFT 0x00000008
#define IR0_DMAREQ 0x00010000
#define IR0_TXINT 0x00020000
#define IR0_RXINTB 0x00040000
#define IR0_RXINTA 0x00080000
#define IR0_TXRDY 0x00100000
#define IR0_RXRDY 0x00200000
#define MD0_CRC16_0 0x00
#define MD0_CRC16_1 0x01
#define MD0_CRC32 0x02
#define MD0_CRC_CCITT 0x03
#define MD0_CRCC0 0x04
#define MD0_CRCC1 0x08
#define MD0_AUTO_ENA 0x10
#define MD0_ASYNC 0x00
#define MD0_BY_MSYNC 0x20
#define MD0_BY_BISYNC 0x40
#define MD0_BY_EXT 0x60
#define MD0_BIT_SYNC 0x80
#define MD0_TRANSP 0xc0
#define MD0_HDLC 0x80 /* Bit-sync HDLC mode */
#define MD0_CRC_NONE 0x00
#define MD0_CRC_16_0 0x04
#define MD0_CRC_16 0x05
#define MD0_CRC_ITU32 0x06
#define MD0_CRC_ITU 0x07
#define MD1_NOADDR 0x00
#define MD1_SADDR1 0x40
#define MD1_SADDR2 0x80
#define MD1_DADDR 0xc0
#define MD2_NRZI_IEEE 0x40
#define MD2_MANCHESTER 0x80
#define MD2_FM_MARK 0xA0
#define MD2_FM_SPACE 0xC0
#define MD2_LOOPBACK 0x03 /* Local data Loopback */
#define MD2_F_DUPLEX 0x00
#define MD2_AUTO_ECHO 0x01
#define MD2_LOOP_HI_Z 0x02
#define MD2_LOOP_MIR 0x03
#define MD2_ADPLL_X8 0x00
#define MD2_ADPLL_X16 0x08
#define MD2_ADPLL_X32 0x10
#define MD2_NRZ 0x00
#define MD2_NRZI 0x20
#define MD2_NRZ_IEEE 0x40
#define MD2_MANCH 0x00
#define MD2_FM1 0x20
#define MD2_FM0 0x40
#define MD2_FM 0x80
#define CTL_RTS 0x01
#define CTL_DTR 0x02
#define CTL_SYN 0x04
#define CTL_IDLC 0x10
#define CTL_UDRNC 0x20
#define CTL_URSKP 0x40
#define CTL_URCT 0x80
#define CTL_NORTS 0x01
#define CTL_NODTR 0x02
#define CTL_IDLE 0x10
#define RXS_BR0 0x01
#define RXS_BR1 0x02
#define RXS_BR2 0x04
#define RXS_BR3 0x08
#define RXS_ECLK 0x00
#define RXS_ECLK_NS 0x20
#define RXS_IBRG 0x40
#define RXS_PLL1 0x50
#define RXS_PLL2 0x60
#define RXS_PLL3 0x70
#define RXS_DRTXC 0x80
#define TXS_BR0 0x01
#define TXS_BR1 0x02
#define TXS_BR2 0x04
#define TXS_BR3 0x08
#define TXS_ECLK 0x00
#define TXS_IBRG 0x40
#define TXS_RCLK 0x60
#define TXS_DTRXC 0x80
#define EXS_RES0 0x01
#define EXS_RES1 0x02
#define EXS_RES2 0x04
#define EXS_TES0 0x10
#define EXS_TES1 0x20
#define EXS_TES2 0x40
#define CLK_BRG_MASK 0x0F
#define CLK_PIN_OUT 0x80
#define CLK_LINE 0x00 /* clock line input */
#define CLK_BRG 0x40 /* internal baud rate generator */
#define CLK_TX_RXCLK 0x60 /* TX clock from RX clock */
#define CMD_RX_RST 0x11
#define CMD_RX_ENA 0x12
#define CMD_RX_DIS 0x13
#define CMD_RX_CRC_INIT 0x14
#define CMD_RX_MSG_REJ 0x15
#define CMD_RX_MP_SRCH 0x16
#define CMD_RX_CRC_EXC 0x17
#define CMD_RX_CRC_FRC 0x18
#define CMD_TX_RST 0x01
#define CMD_TX_ENA 0x02
#define CMD_TX_DISA 0x03
#define CMD_TX_CRC_INIT 0x04
#define CMD_TX_CRC_EXC 0x05
#define CMD_TX_EOM 0x06
#define CMD_TX_ABORT 0x07
#define CMD_TX_MP_ON 0x08
#define CMD_TX_BUF_CLR 0x09
#define CMD_TX_DISB 0x0b
#define CMD_CH_RST 0x21
#define CMD_SRCH_MODE 0x31
#define CMD_NOP 0x00
#define CMD_RESET 0x21
#define CMD_TX_ENABLE 0x02
#define CMD_RX_ENABLE 0x12
#define ST0_RXRDY 0x01
#define ST0_TXRDY 0x02
#define ST0_RXINTB 0x20
#define ST0_RXINTA 0x40
#define ST0_TXINT 0x80
#define ST1_IDLE 0x01
#define ST1_ABORT 0x02
#define ST1_CDCD 0x04
#define ST1_CCTS 0x08
#define ST1_SYN_FLAG 0x10
#define ST1_CLMD 0x20
#define ST1_TXIDLE 0x40
#define ST1_UDRN 0x80
#define ST2_CRCE 0x04
#define ST2_ONRN 0x08
#define ST2_RBIT 0x10
#define ST2_ABORT 0x20
#define ST2_SHORT 0x40
#define ST2_EOM 0x80
#define ST3_RX_ENA 0x01
#define ST3_TX_ENA 0x02
#define ST3_DCD 0x04
#define ST3_CTS 0x08
#define ST3_SRCH_MODE 0x10
#define ST3_SLOOP 0x20
#define ST3_GPI 0x80
#define ST4_RDNR 0x01
#define ST4_RDCR 0x02
#define ST4_TDNR 0x04
#define ST4_TDCR 0x08
#define ST4_OCLM 0x20
#define ST4_CFT 0x40
#define ST4_CGPI 0x80
#define FST_CRCEF 0x04
#define FST_OVRNF 0x08
#define FST_RBIF 0x10
#define FST_ABTF 0x20
#define FST_SHRTF 0x40
#define FST_EOMF 0x80
#define IE0_RXRDY 0x01
#define IE0_TXRDY 0x02
#define IE0_RXINTB 0x20
#define IE0_RXINTA 0x40
#define IE0_TXINT 0x80
#define IE0_UDRN 0x00008000 /* TX underrun MSCI interrupt enable */
#define IE0_CDCD 0x00000400 /* CD level change interrupt enable */
#define IE1_IDLD 0x01
#define IE1_ABTD 0x02
#define IE1_CDCD 0x04
#define IE1_CCTS 0x08
#define IE1_SYNCD 0x10
#define IE1_CLMD 0x20
#define IE1_IDL 0x40
#define IE1_UDRN 0x80
#define IE2_CRCE 0x04
#define IE2_OVRN 0x08
#define IE2_RBIT 0x10
#define IE2_ABT 0x20
#define IE2_SHRT 0x40
#define IE2_EOM 0x80
#define IE4_RDNR 0x01
#define IE4_RDCR 0x02
#define IE4_TDNR 0x04
#define IE4_TDCR 0x08
#define IE4_OCLM 0x20
#define IE4_CFT 0x40
#define IE4_CGPI 0x80
#define FIE_CRCEF 0x04
#define FIE_OVRNF 0x08
#define FIE_RBIF 0x10
#define FIE_ABTF 0x20
#define FIE_SHRTF 0x40
#define FIE_EOMF 0x80
#define DSR_DWE 0x01
#define DSR_DE 0x02
#define DSR_REF 0x04
#define DSR_UDRF 0x04
#define DSR_COA 0x08
#define DSR_COF 0x10
#define DSR_BOF 0x20
#define DSR_EOM 0x40
#define DSR_EOT 0x80
#define DIR_REF 0x04
#define DIR_UDRF 0x04
#define DIR_COA 0x08
#define DIR_COF 0x10
#define DIR_BOF 0x20
#define DIR_EOM 0x40
#define DIR_EOT 0x80
#define DIR_REFE 0x04
#define DIR_UDRFE 0x04
#define DIR_COAE 0x08
#define DIR_COFE 0x10
#define DIR_BOFE 0x20
#define DIR_EOME 0x40
#define DIR_EOTE 0x80
#define DMR_CNTE 0x02
#define DMR_NF 0x04
#define DMR_SEOME 0x08
#define DMR_TMOD 0x10
#define DMER_DME 0x80 /* DMA Master Enable */
#define DCR_SW_ABT 0x01
#define DCR_FCT_CLR 0x02
#define DCR_ABORT 0x01
#define DCR_CLEAR_EOF 0x02
#define PCR_COTE 0x80
#define PCR_PR0 0x01
#define PCR_PR1 0x02
#define PCR_PR2 0x04
#define PCR_CCC 0x08
#define PCR_BRC 0x10
#define PCR_OSB 0x40
#define PCR_BURST 0x80
#endif /* (__HD64572_H) */