diff options
| author | christos <christos@NetBSD.org> | 1998-10-25 18:41:56 +0000 |
|---|---|---|
| committer | christos <christos@NetBSD.org> | 1998-10-25 18:41:56 +0000 |
| commit | 6e73d89afca0e6ad77b766b007e4ff85356aaa52 (patch) | |
| tree | 76628eeaf196d3a6789046051ad9ba2be4e91fc8 | |
| parent | 62b06e44c3de059759d2c457ebd91ccce4e1215b (diff) | |
PR/6274: John Ruschmeyer: Add isa/i386 ncr53c80 driver.
XXX: Needs work. We need to fix the probe/find goo, and add support for the
pas16 cards.
| -rw-r--r-- | sys/dev/isa/files.isa | 7 | ||||
| -rw-r--r-- | sys/dev/isa/nca.c | 451 | ||||
| -rw-r--r-- | sys/dev/isa/ncareg.h | 101 | ||||
| -rw-r--r-- | sys/dev/isa/ncavar.h | 77 |
4 files changed, 635 insertions, 1 deletions
diff --git a/sys/dev/isa/files.isa b/sys/dev/isa/files.isa index c171b119d4a..4b29e4827a1 100644 --- a/sys/dev/isa/files.isa +++ b/sys/dev/isa/files.isa @@ -1,4 +1,4 @@ -# $NetBSD: files.isa,v 1.77 1998/10/12 16:09:19 bouyer Exp $ +# $NetBSD: files.isa,v 1.78 1998/10/25 18:41:56 christos Exp $ # # Config file and device description for machine-independent ISA code. # Included by ports that need it. Requires that the SCSI files be @@ -102,6 +102,11 @@ device wds: scsi, isadma attach wds at isa file dev/isa/wds.c wds +# NCR 5380-based boards +device nca: scsi, ncr5380sbc +attach nca at isa +file dev/isa/nca.c nca + # # Other ISA disk controllers # diff --git a/sys/dev/isa/nca.c b/sys/dev/isa/nca.c new file mode 100644 index 00000000000..c22003a4bcc --- /dev/null +++ b/sys/dev/isa/nca.c @@ -0,0 +1,451 @@ +/* $NetBSD: nca.c,v 1.1 1998/10/25 18:41:56 christos Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by John M. Ruschmeyer. + * + * 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 the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 generic NCR-5380/NCR-53C400 SCSI driver + * + * Copyright (C) 1994 Serge Vakulenko (vak@cronyx.ru) + * + * 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 DEVELOPERS ``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 DEVELOPERS 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. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/device.h> +#include <sys/buf.h> + +#include <machine/bus.h> +#include <machine/intr.h> + +#include <dev/scsipi/scsi_all.h> +#include <dev/scsipi/scsipi_all.h> +#include <dev/scsipi/scsiconf.h> + +#include <dev/isa/isavar.h> +#include <dev/isa/isadmavar.h> + +#include <dev/ic/ncr5380reg.h> +#include <dev/ic/ncr5380var.h> + +#include <dev/isa/ncareg.h> +#include <dev/isa/ncavar.h> + +int nca_find __P((bus_space_tag_t, bus_space_handle_t, bus_size_t, struct nca_probe_data*)); +int nca_match __P((struct device *, struct cfdata *, void *)); +void nca_attach __P((struct device *, struct device *, void *)); +int nca_test __P((bus_space_tag_t, bus_space_handle_t, bus_size_t)); + +struct cfattach nca_ca = { + sizeof(struct nca_softc), nca_match, nca_attach +}; + +struct scsipi_adapter nca_switch = { + ncr5380_scsi_cmd, + minphys, /* no special minphys */ + NULL, +}; + +struct scsipi_device nca_dev = { + NULL, /* Use default error handler */ + NULL, /* have a queue, served by this */ + NULL, /* have no async handler */ + NULL, /* Use default 'done' routine */ +}; + + +/* Supported controller types */ +#define MAX_NCA_CONTROLLER 3 +#define CTLR_NCR_5380 1 +#define CTLR_NCR_53C400 2 +#define CTLR_PAS16 3 + +#define NCA_ISA_IOSIZE 16 +#define MIN_DMA_LEN 128 + +/* Options for disconnect/reselect, DMA, and interrupts. */ +#define NCA_NO_DISCONNECT 0xff +#define NCA_NO_PARITY_CHK 0xff00 +#define NCA_FORCE_POLLING 0x10000 +#define NCA_DISABLE_DMA 0x20000 + + +/* + * Initialization and test function used by nca_find() + */ +int +nca_test(iot, ioh, reg_offset) + bus_space_tag_t iot; + bus_space_handle_t ioh; + bus_size_t reg_offset; +{ + /* Reset the SCSI bus. */ + bus_space_write_1(iot, ioh, reg_offset + C80_ICR, SCI_ICMD_RST); + bus_space_write_1(iot, ioh, reg_offset + C80_ODR, 0); + /* Hold reset for at least 25 microseconds. */ + delay(500); + /* Check that status cleared. */ + if (bus_space_read_1(iot, ioh, reg_offset + C80_CSBR) != SCI_BUS_RST) { +#ifdef DEBUG + printf("nca_find: reset status not cleared [0x%x]\n", + bus_space_read_1(iot, ioh, reg_offset+C80_CSBR)); +#endif + bus_space_write_1(iot, ioh, reg_offset+C80_ICR, 0); + return 0; + } + /* Clear reset. */ + bus_space_write_1(iot, ioh, reg_offset + C80_ICR, 0); + /* Wait a Bus Clear Delay (800 ns + bus free delay 800 ns). */ + delay(16000); + + /* Read RPI port, resetting parity/interrupt state. */ + bus_space_read_1(iot, ioh, reg_offset + C80_RPIR); + + /* Test BSR: parity error, interrupt request and busy loss state + * should be cleared. */ + if (bus_space_read_1(iot, ioh, reg_offset + C80_BSR) & (SCI_CSR_PERR | + SCI_CSR_INT | SCI_CSR_DISC)) { +#ifdef DEBUG + printf("nca_find: Parity/Interrupt/Busy not cleared [0x%x]\n", + bus_space_read_1(iot, ioh, reg_offset+C80_BSR)); +#endif + return 0; + } + + /* We must have found one */ + return 1; +} + + +/* + * Look for the board + */ +int +nca_find(iot, ioh, max_offset, epd) + bus_space_tag_t iot; + bus_space_handle_t ioh; + bus_size_t max_offset; + struct nca_probe_data *epd; +{ + /* + * We check for the existence of a board by trying to initialize it, + * Then sending the commands to reset the SCSI bus. + * (Unfortunately, this duplicates code which is already in the MI + * driver. Unavoidable as that code is not suited to this task.) + * This is largely stolen from FreeBSD. + */ + + int cont_type; + bus_size_t base_offset, reg_offset = 0; + + /* + * Some notes: + * In the case of a port-mapped board, we should be pointing + * right at the chip registers (if they are there at all). + * For a memory-mapped card, we loop through the 16K paragraph, + * 8 bytes at a time, until we either find it or run out + * of region. This means we will probably be doing things like + * trying to write to ROMS, etc. Hopefully, this is not a problem. + */ + + for (base_offset = 0; base_offset < max_offset; base_offset += 0x08) { +#ifdef DEBUG + printf("nca_find: testing offset 0x%x\n", (int)base_offset); +#endif + + /* See if anything is there */ + if (bus_space_read_1(iot, ioh, base_offset) == 0xff) + continue; + + /* Loop around for each board type */ + for (cont_type = 1; cont_type <= MAX_NCA_CONTROLLER; cont_type++) { + /* Per-controller initialization */ + switch (cont_type) { + case CTLR_NCR_5380: + /* No special inits */ + reg_offset = 0; + break; + case CTLR_NCR_53C400: + /* Reset into 5380-compat. mode */ + bus_space_write_1(iot, ioh, + base_offset + C400_CSR, + C400_CSR_5380_ENABLE); + reg_offset = C400_5380_REG_OFFSET; + break; + case CTLR_PAS16: + /* Not currently supported */ + reg_offset = 0; + cont_type = 0; + continue; + } + + /* Initialize controller and bus */ + if (nca_test(iot, ioh, base_offset+reg_offset)) { + epd->sc_reg_offset = base_offset; + epd->sc_host_type = cont_type; + return cont_type; /* This must be it */ + } + } + } + + /* If we got here, we didn't find one */ + return 0; +} + + +/* + * See if there is anything at the config'd address. + * If so, call the real probe to see what it is. + */ +int +nca_match(parent, match, aux) + struct device *parent; + struct cfdata *match; + void *aux; +{ + struct isa_attach_args *ia = aux; + bus_space_tag_t iot = ia->ia_iot; + bus_space_tag_t memt = ia->ia_memt; + bus_space_handle_t ioh; + struct nca_probe_data epd; + int rv = 0; + + /* See if we are looking for a port- or memory-mapped adapter */ + if (ia->ia_iobase != -1) { + /* Port-mapped card */ + if (bus_space_map(iot, ia->ia_iobase, NCA_ISA_IOSIZE, 0, &ioh)) + return 0; + + /* See if a 53C80/53C400 is there */ + rv = nca_find(iot, ioh, 0x07, &epd); + + bus_space_unmap(iot, ioh, NCA_ISA_IOSIZE); + } else { + /* Memory-mapped card */ + if (bus_space_map(memt, ia->ia_maddr, 0x4000, 0, &ioh)) + return 0; + + /* See if a 53C80/53C400 is somewhere in this para. */ + rv = nca_find(memt, ioh, 0x03ff0, &epd); + + bus_space_unmap(memt, ioh, 0x04000); + } + + /* Adjust the attachment args if we found one */ + if (rv) { + if (ia->ia_iobase != -1) { + /* Port-mapped */ + ia->ia_iosize = NCA_ISA_IOSIZE; + } else { + /* Memory-mapped */ + ia->ia_maddr += epd.sc_reg_offset; + ia->ia_msize = NCA_ISA_IOSIZE; + ia->ia_iosize = 0; + } + } + + return rv; +} + +/* + * Attach this instance, and then all the sub-devices + */ +void +nca_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct isa_attach_args *ia = aux; + struct nca_softc *esc = (void *)self; + struct ncr5380_softc *sc = &esc->sc_ncr5380; + bus_space_tag_t iot = ia->ia_iot; + bus_space_handle_t ioh; + struct nca_probe_data epd; + isa_chipset_tag_t ic = ia->ia_ic; + + printf("\n"); + + if (ia->ia_iobase != -1) { + iot = ia->ia_iot; + if (bus_space_map(iot, ia->ia_iobase, NCA_ISA_IOSIZE, 0, &ioh)) { + printf("%s: can't map i/o space\n", + sc->sc_dev.dv_xname); + return; + } + } else { + iot = ia->ia_memt; + if (bus_space_map(iot, ia->ia_maddr, NCA_ISA_IOSIZE, 0, &ioh)) { + printf("%s: can't map mem space\n", + sc->sc_dev.dv_xname); + return; + } + } + + switch (nca_find(iot, ioh, NCA_ISA_IOSIZE, &epd)) { + case 0: + /* Not found- must have gone away */ + printf("%s: nca_find failed\n", sc->sc_dev.dv_xname); + return; + case CTLR_NCR_5380: + printf("%s: NCR 53C80 detected\n", sc->sc_dev.dv_xname); + sc->sci_r0 = 0; + sc->sci_r1 = 1; + sc->sci_r2 = 2; + sc->sci_r3 = 3; + sc->sci_r4 = 4; + sc->sci_r5 = 5; + sc->sci_r6 = 6; + sc->sci_r7 = 7; + break; + case CTLR_NCR_53C400: + printf("%s: NCR 53C400 detected\n", sc->sc_dev.dv_xname); + sc->sci_r0 = C400_5380_REG_OFFSET + 0; + sc->sci_r1 = C400_5380_REG_OFFSET + 1; + sc->sci_r2 = C400_5380_REG_OFFSET + 2; + sc->sci_r3 = C400_5380_REG_OFFSET + 3; + sc->sci_r4 = C400_5380_REG_OFFSET + 4; + sc->sci_r5 = C400_5380_REG_OFFSET + 5; + sc->sci_r6 = C400_5380_REG_OFFSET + 6; + sc->sci_r7 = C400_5380_REG_OFFSET + 7; + break; + case CTLR_PAS16: + printf("%s: ProAudio Spectrum 16 detected\n", sc->sc_dev.dv_xname); + break; + } + + + /* + * MD function pointers used by the MI code. + */ + sc->sc_pio_out = ncr5380_pio_out; + sc->sc_pio_in = ncr5380_pio_in; + sc->sc_dma_alloc = NULL; + sc->sc_dma_free = NULL; + sc->sc_dma_setup = NULL; + sc->sc_dma_start = NULL; + sc->sc_dma_poll = NULL; + sc->sc_dma_eop = NULL; + sc->sc_dma_stop = NULL; + sc->sc_intr_on = NULL; + sc->sc_intr_off = NULL; + + if (ia->ia_irq != IRQUNK) { + esc->sc_ih = isa_intr_establish(ic, ia->ia_irq, IST_EDGE, + IPL_BIO, (int (*)(void *))ncr5380_intr, esc); + if (esc->sc_ih == NULL) { + printf("nca: couldn't establish interrupt\n"); + return; + } + } else + sc->sc_flags |= NCR5380_FORCE_POLLING; + + + /* + * Support the "options" (config file flags). + * Disconnect/reselect is a per-target mask. + * Interrupts and DMA are per-controller. + */ +#if 0 + esc->sc_options = 0x00000; /* no options */ +#else + esc->sc_options = 0x2ffff; /* all options except force poll */ +#endif + + sc->sc_no_disconnect = + (esc->sc_options & NCA_NO_DISCONNECT); + sc->sc_parity_disable = + (esc->sc_options & NCA_NO_PARITY_CHK) >> 8; + if (esc->sc_options & NCA_FORCE_POLLING) + sc->sc_flags |= NCR5380_FORCE_POLLING; + +#if 1 /* XXX - Temporary */ + /* XXX - In case we think DMA is completely broken... */ + if (esc->sc_options & NCA_DISABLE_DMA) { + /* Override this function pointer. */ + sc->sc_dma_alloc = NULL; + } +#endif + sc->sc_min_dma_len = MIN_DMA_LEN; + + /* + * Fill in the prototype scsi_link. + */ + sc->sc_link.scsipi_scsi.channel = SCSI_CHANNEL_ONLY_ONE; + sc->sc_link.scsipi_scsi.adapter_target = 7; + sc->sc_link.scsipi_scsi.max_target = 7; + sc->sc_link.type = BUS_SCSI; + sc->sc_link.adapter_softc = sc; + sc->sc_link.adapter = &nca_switch; + sc->sc_link.device = &nca_dev; + sc->sc_link.openings = 1; + + /* + * Initialize fields used by the MI code + */ + sc->iot = iot; + sc->ioh = ioh; + + /* + * Allocate DMA handles. + */ + + /* + * Initialize nca board itself. + */ + ncr5380_init(sc); + ncr5380_reset_scsibus(sc); + config_found(&(sc->sc_dev), &(sc->sc_link), scsiprint); +} diff --git a/sys/dev/isa/ncareg.h b/sys/dev/isa/ncareg.h new file mode 100644 index 00000000000..5117e504eaa --- /dev/null +++ b/sys/dev/isa/ncareg.h @@ -0,0 +1,101 @@ +/* $NetBSD: ncareg.h,v 1.1 1998/10/25 18:41:56 christos Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by John M. Ruschmeyer. + * + * 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 the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +/* + * Definitions for 53C400 SCSI-controller chip. + * + * Derived from Linux NCR-5380 generic driver sources (by Drew Eckhardt). + * + * Copyright (C) 1994 Serge Vakulenko (vak@cronyx.ru) + * + * 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 DEVELOPERS ``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 DEVELOPERS 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. + */ + +/* + * NCR5380 registers + */ +#define C80_CSDR 0 /* ro - Current SCSI Data Reg. */ +#define C80_ODR 0 /* wo - Output Data Reg. */ +#define C80_ICR 1 /* rw - Initiator Command Reg. */ +#define C80_MR 2 /* rw - Mode Reg. */ +#define C80_TCR 3 /* rw - Target Command Reg. */ +#define C80_CSBR 4 /* ro - Current SCSI Bus Status Reg. */ +#define C80_SER 4 /* wo - Select Enable Reg. */ +#define C80_BSR 5 /* ro - Bus and Status Reg. */ +#define C80_SDSR 5 /* wo - Start DMA Send Reg. */ +#define C80_IDR 6 /* ro - Input Data Reg. */ +#define C80_SDTR 6 /* wo - Start DMA Target Receive Reg. */ +#define C80_RPIR 7 /* ro - Reset Parity/Interrupt Reg. */ +#define C80_SDIR 7 /* wo - Start DMA Initiator Receive Reg. */ + + +#define C400_CSR 0 /* rw - Control and Status Reg. */ +# define C400_CSR_5380_ENABLE 0x80 +# define C400_CSR_TRANSFER_DIRECTION 0x40 +# define C400_CSR_TRANSFER_READY_INTR 0x20 +# define C400_CSR_5380_INTR 0x10 +# define C400_CSR_SHARED_INTR 0x08 +# define C400_CSR_HOST_BUF_NOT_READY 0x04 /* read only */ +# define C400_CSR_SCSI_BUF_READY 0x02 /* read only */ +# define C400_CSR_5380_GATED_IRQ 0x01 /* read only */ +# define C400_CSR_BITS "\20\1irq\2sbrdy\3hbrdy\4shintr\5intr\6tintr\7tdir\10enable" + +#define C400_CCR 1 /* rw - Clock Counter Reg. */ + +#define C400_HBR 4 /* rw - Host Buffer Reg. */ + +#define C400_5380_REG_OFFSET 8 /* Offset of 5380 registers. */ diff --git a/sys/dev/isa/ncavar.h b/sys/dev/isa/ncavar.h new file mode 100644 index 00000000000..762bf8afefb --- /dev/null +++ b/sys/dev/isa/ncavar.h @@ -0,0 +1,77 @@ +/* $NetBSD: ncavar.h,v 1.1 1998/10/25 18:41:57 christos Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by John M. Ruschmeyer. + * + * 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 the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +#include <machine/bus.h> + +struct nca_softc { + struct ncr5380_softc sc_ncr5380; /* glue to MI code */ + + int sc_active; /* Pseudo-DMA state vars */ + int sc_tc; + int sc_datain; + size_t sc_dmasize; + size_t sc_dmatrans; + char **sc_dmaaddr; + size_t *sc_pdmalen; + + bus_space_tag_t sc_iot; + bus_space_handle_t sc_ioh; + void *sc_ih; + struct isadev sc_id; + int sc_irq; + int sc_drq; + int sc_options; + +#ifdef NCA_DEBUG + int sc_debug; +#endif +}; + +struct nca_probe_data { + struct device sc_dev; + int sc_reg_offset; + int sc_host_type; + int sc_irq; + int sc_isncr; + int sc_rev; + int sc_isfast; + int sc_msize; + int sc_parity; + int sc_sync; + int sc_id; +}; |
