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228 lines
7.2 KiB
C
228 lines
7.2 KiB
C
/*
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* Copyright (c) 1995 - 2001 John Hay. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY [your name] AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _IF_ARREGS_H_
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#define _IF_ARREGS_H_
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#define NCHAN 2 /* A HD64570 chip have 2 channels */
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#define NPORT 4 /* A ArNet board can have 4 ports or */
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/* channels */
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#define AR_BUF_SIZ 512
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#define AR_TX_BLOCKS 2
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#define ARC_IO_SIZ 0x10
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#define ARC_WIN_SIZ 0x00004000
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#define ARC_WIN_MSK (ARC_WIN_SIZ - 1)
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#define ARC_WIN_SHFT 14
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/* Some PCI specific offsets. */
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#define AR_PCI_SCA_1_OFFSET 0x00040000
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#define AR_PCI_SCA_2_OFFSET 0x00040400
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#define AR_PCI_ORBASE_OFFSET 0x00041000
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#define AR_PCI_SCA_PCR 0x0208
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#define AR_PCI_SCA_DMER 0x0309
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/* PCI Legacy (below 1M) offsets. */
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#define AR_PCI_L_SCA_1_OFFSET 0x00004000
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#define AR_PCI_L_SCA_2_OFFSET 0x00004400
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#define AR_PCI_L_ORBASE_OFFSET 0x00005000
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#define AR_ID_5 0x00 /* RO, Card probe '5' */
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#define AR_ID_7 0x01 /* RO, Card probe '7' */
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#define AR_ID_0 0x02 /* RO, Card probe '0' */
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#define AR_BMI 0x03 /* RO, Bus, mem and interface type */
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#define AR_REV 0x04 /* RO, Adapter revision */
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#define AR_PNUM 0x05 /* RO, Port number */
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#define AR_HNDSH 0x06 /* RO, Supported handshake */
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#define AR_ISTAT 0x07 /* RO, DCD and Interrupt status */
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#define AR_MSCA_EN 0x08 /* WO, Memory and SCA enable */
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#define AR_TXC_DTR0 0x09 /* WO, Tx Clock and DTR control 0 + 1 */
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#define AR_SEC_PAL 0x0A /* RW, Security PAL */
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#define AR_INT_ACK0 0x0B /* RO, Interrupt Acknowledge 0 + 1 */
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#define AR_INT_SEL 0x0C /* RW, Interrupt Select */
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#define AR_MEM_SEL 0x0D /* RW, Memory Select */
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#define AR_INT_ACK2 0x0E /* RO, Interrupt Acknowledge 2 + 3 */
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#define AR_TXC_DTR2 0x0E /* WO, Tx Clock and DTR control 2 + 3 */
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/* PCI only */
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#define AR_PIMCTRL 0x4C /* RW, PIM and LEDs */
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#define AR_INT_SCB 0x50 /* RO, Interrupt Scoreboard */
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#define AR_REV_MSK 0x0F
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#define AR_WSIZ_MSK 0xE0
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#define AR_WSIZ_SHFT 5
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/* Bus memory and interface type */
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#define AR_BUS_MSK 0x03
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#define AR_BUS_ISA 0x00
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#define AR_BUS_MCA 0x01
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#define AR_BUS_EISA 0x02
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#define AR_BUS_PCI 0x03
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#define AR_MEM_MSK 0x1C
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#define AR_MEM_SHFT 0x02
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#define AR_MEM_64K 0x00
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#define AR_MEM_128K 0x04
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#define AR_MEM_256K 0x08
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#define AR_MEM_512K 0x0C
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/*
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* EIA-232
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* V.35/EIA-232
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* EIA-530
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* X.21
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* EIA-530/X.21 Combo
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*/
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#define AR_IFACE_MSK 0xE0
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#define AR_IFACE_SHFT 0x05
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#define AR_IFACE_EIA_232 0x00 /* Only on the 570 card, not 570i */
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#define AR_IFACE_V_35 0x20 /* Selectable between V.35 and EIA-232 */
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#define AR_IFACE_EIA_530 0x40
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#define AR_IFACE_X_21 0x60
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#define AR_IFACE_COMBO 0xC0 /* X.21 / EIA-530 */
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#define AR_IFACE_PIM 0xE0 /* PIM module */
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#define AR_IFACE_LOOPBACK 0xFE
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#define AR_IFACE_UNKNOWN 0xFF
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/* Supported Handshake signals */
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#define AR_SHSK_DTR 0x01
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#define AR_SHSK_RTS 0x02
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#define AR_SHSK_CTS 0x10
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#define AR_SHSK_DSR 0x20
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#define AR_SHSK_RI 0x40
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#define AR_SHSK_DCD 0x80
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/* DCD and Interrupt status */
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#define AR_BD_INT 0x01
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#define AR_INT_0 0x20
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#define AR_INT_1 0x40
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#define AR_DCD_MSK 0x1E
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#define AR_DCD_SHFT 0x01
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#define AR_DCD_0 0x02
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#define AR_DCD_1 0x04
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#define AR_DCD_2 0x08
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#define AR_DCD_3 0x10
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/* Memory and SCA enable */
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#define AR_WIN_MSK 0x1F
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#define AR_SEL_SCA_0 0x00
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#define AR_SEL_SCA_1 0x20
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#define AR_ENA_SCA 0x40
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#define AR_ENA_MEM 0x80
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/* Transmit Clock and DTR and RESET */
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#define AR_TXC_DTR_TX0 0x01
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#define AR_TXC_DTR_TX1 0x02
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#define AR_TXC_DTR_DTR0 0x04
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#define AR_TXC_DTR_DTR1 0x08
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#define AR_TXC_DTR_TXCS0 0x10
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#define AR_TXC_DTR_TXCS1 0x20
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#define AR_TXC_DTR_NOTRESET 0x40
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#define AR_TXC_DTR_RESET 0x00
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/* Interrupt select register */
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#define AR_INTS_CEN 0x01
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#define AR_INTS_ISEL0 0x02
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#define AR_INTS_ISEL1 0x04
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#define AR_INTS_ISEL2 0x08
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#define AR_INTS_CMA14 0x10
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#define AR_INTS_CMA15 0x20
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/* Advanced PIM Control */
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#define AR_PIM_STROBE 0x01
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#define AR_PIM_DATA 0x02
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#define AR_PIM_MODEG 0x04
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#define AR_PIM_A2D_STROBE 0x04
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#define AR_PIM_MODEY 0x08
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#define AR_PIM_A2D_DOUT 0x08
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#define AR_PIM_AUTO_LED 0x10
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#define AR_PIM_INT 0x20
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#define AR_PIM_RESET 0x00 /* MODEG and MODEY 0 */
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#define AR_PIM_READ AR_PIM_MODEG
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#define AR_PIM_WRITE AR_PIM_MODEY
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#define ARC_GET_WIN(addr) ((addr >> ARC_WIN_SHFT) & AR_WIN_MSK)
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#define ARC_SET_MEM(iobase,win) outb(iobase+AR_MSCA_EN, AR_ENA_MEM | \
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ARC_GET_WIN(win))
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#define ARC_SET_SCA(iobase,ch) outb(iobase+AR_MSCA_EN, AR_ENA_MEM | \
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AR_ENA_SCA | (ch ? AR_SEL_SCA_1:AR_SEL_SCA_0))
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#define ARC_SET_OFF(iobase) outb(iobase+AR_MSCA_EN, 0)
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struct ar_hardc {
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int cunit;
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struct ar_softc *sc;
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u_short iobase;
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int isa_irq;
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int numports;
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caddr_t mem_start;
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caddr_t mem_end;
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caddr_t plx_mem;
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u_char *orbase;
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u_int memsize; /* in bytes */
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u_int winsize; /* in bytes */
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u_int winmsk;
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u_char bustype; /* ISA, MCA, PCI.... */
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u_char interface[NPORT];/* X21, V.35, EIA-530.... */
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u_char revision;
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u_char handshake; /* handshake lines supported by card. */
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u_char txc_dtr[NPORT/NCHAN]; /* the register is write only */
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u_int txc_dtr_off[NPORT/NCHAN];
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sca_regs *sca[NPORT/NCHAN];
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bus_space_tag_t bt;
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bus_space_handle_t bh;
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int rid_ioport;
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int rid_memory;
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int rid_plx_memory;
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int rid_irq;
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int rid_drq;
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struct resource* res_ioport; /* resource for port range */
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struct resource* res_memory; /* resource for mem range */
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struct resource* res_plx_memory;
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struct resource* res_irq; /* resource for irq range */
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struct resource* res_drq; /* resource for dma channel */
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void *intr_cookie;
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};
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extern devclass_t ar_devclass;
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int ar_allocate_ioport(device_t device, int rid, u_long size);
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int ar_allocate_irq(device_t device, int rid, u_long size);
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int ar_allocate_memory(device_t device, int rid, u_long size);
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int ar_allocate_plx_memory(device_t device, int rid, u_long size);
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int ar_deallocate_resources(device_t device);
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int ar_attach(device_t device);
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int ar_detach (device_t);
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#endif /* _IF_ARREGS_H_ */
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