mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-11 09:50:12 +00:00
The zs(4) driver is superseded by uart(4) and broken in -CURRENT. Remove
it from the sparc64 kernel config files and delete its fhc(4) and sbus(4) front-end. Agreed with: marcel
This commit is contained in:
Marius Strobl
parent
93b6e2e6ff
commit
d74b306146
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=142656
@ -881,8 +881,6 @@ dev/wl/if_wl.c optional wl isa
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dev/xe/if_xe.c optional xe
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dev/xe/if_xe_pccard.c optional xe pccard
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dev/zs/zs.c optional zs
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dev/zs/zs_sbus.c optional zs fhc
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dev/zs/zs_sbus.c optional zs sbus
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fs/deadfs/dead_vnops.c standard
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fs/devfs/devfs_devs.c standard
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fs/devfs/devfs_rule.c standard
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@ -1,337 +0,0 @@
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/*-
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* Copyright (c) 2003 Jake Burkholder.
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* 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/interrupt.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/module.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/openfirm.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <sparc64/fhc/fhcreg.h>
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#include <dev/zs/z8530reg.h>
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#include <dev/zs/z8530var.h>
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#define ZS_SBUS_CHAN_A 4
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#define ZS_SBUS_CHAN_B 0
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#define ZS_SBUS_CSR 0
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#define ZS_SBUS_DATA 2
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#define ZS_SBUS_CLOCK (9600 * 512)
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#define ZS_SBUS_CLOCK_DIV (16)
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#define ZS_SBUS_DEF_SPEED (9600)
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struct zs_sbus_softc {
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struct zs_softc sc_zs;
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struct resource *sc_irqres;
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int sc_irqrid;
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void *sc_ih;
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struct resource *sc_memres;
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int sc_memrid;
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};
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static int zs_fhc_attach(device_t dev);
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static int zs_sbus_probe(device_t dev);
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static int zs_sbus_attach(device_t dev);
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static int zs_sbus_detach(device_t dev);
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static int zstty_sbus_attach(device_t dev);
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static int zstty_sbus_probe(device_t dev);
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static int zstty_keyboard(device_t dev);
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static device_method_t zs_fhc_methods[] = {
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DEVMETHOD(device_probe, zs_sbus_probe),
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DEVMETHOD(device_attach, zs_fhc_attach),
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DEVMETHOD(device_detach, zs_sbus_detach),
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DEVMETHOD(bus_print_child, bus_generic_print_child),
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{ 0, 0 }
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};
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static device_method_t zs_sbus_methods[] = {
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DEVMETHOD(device_probe, zs_sbus_probe),
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DEVMETHOD(device_attach, zs_sbus_attach),
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DEVMETHOD(device_detach, zs_sbus_detach),
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DEVMETHOD(bus_print_child, bus_generic_print_child),
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{ 0, 0 }
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};
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static device_method_t zstty_sbus_methods[] = {
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DEVMETHOD(device_probe, zstty_sbus_probe),
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DEVMETHOD(device_attach, zstty_sbus_attach),
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DEVMETHOD(device_detach, bus_generic_detach),
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{ 0, 0 }
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};
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static driver_t zs_fhc_driver = {
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"zs",
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zs_fhc_methods,
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sizeof(struct zs_sbus_softc),
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};
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static driver_t zs_sbus_driver = {
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"zs",
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zs_sbus_methods,
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sizeof(struct zs_sbus_softc),
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};
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static driver_t zstty_sbus_driver = {
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"zstty",
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zstty_sbus_methods,
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sizeof(struct zstty_softc),
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};
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static devclass_t zs_fhc_devclass;
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static devclass_t zs_sbus_devclass;
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DRIVER_MODULE(zs, fhc, zs_fhc_driver, zs_fhc_devclass, 0, 0);
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DRIVER_MODULE(zs, sbus, zs_sbus_driver, zs_sbus_devclass, 0, 0);
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static devclass_t zstty_sbus_devclass;
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DRIVER_MODULE(zstty, zs, zstty_sbus_driver, zstty_sbus_devclass, 0, 0);
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static uint8_t zs_sbus_init_reg[16] = {
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0, /* 0: CMD (reset, etc.) */
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0, /* 1: No interrupts yet. */
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0, /* 2: IVECT */
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ZSWR3_RX_8 | ZSWR3_RX_ENABLE,
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ZSWR4_CLK_X16 | ZSWR4_ONESB | ZSWR4_EVENP,
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ZSWR5_TX_8 | ZSWR5_TX_ENABLE,
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0, /* 6: TXSYNC/SYNCLO */
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0, /* 7: RXSYNC/SYNCHI */
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0, /* 8: alias for data port */
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ZSWR9_MASTER_IE | ZSWR9_NO_VECTOR,
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0, /* 10: Misc. TX/RX control bits */
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ZSWR11_TXCLK_BAUD | ZSWR11_RXCLK_BAUD,
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((ZS_SBUS_CLOCK/32)/ZS_SBUS_DEF_SPEED)-2,
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0,
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ZSWR14_BAUD_ENA | ZSWR14_BAUD_FROM_PCLK,
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ZSWR15_BREAK_IE,
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};
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static int
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zs_sbus_probe(device_t dev)
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{
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if (strcmp(ofw_bus_get_name(dev), "zs") != 0 ||
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device_get_unit(dev) != 0)
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return (ENXIO);
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return (zs_probe(dev));
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}
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static int
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zs_fhc_attach(device_t dev)
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{
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struct zs_sbus_softc *sc;
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sc = device_get_softc(dev);
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sc->sc_memres = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
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&sc->sc_memrid, RF_ACTIVE);
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if (sc->sc_memres == NULL)
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goto error;
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sc->sc_irqrid = FHC_UART;
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sc->sc_irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&sc->sc_irqrid, RF_ACTIVE);
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if (sc->sc_irqres == NULL)
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goto error;
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if (bus_setup_intr(dev, sc->sc_irqres, INTR_TYPE_TTY | INTR_FAST,
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zs_intr, sc, &sc->sc_ih) != 0)
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goto error;
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sc->sc_zs.sc_bt = rman_get_bustag(sc->sc_memres);
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sc->sc_zs.sc_bh = rman_get_bushandle(sc->sc_memres);
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return (zs_attach(dev));
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error:
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zs_sbus_detach(dev);
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return (ENXIO);
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}
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static int
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zs_sbus_attach(device_t dev)
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{
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struct zs_sbus_softc *sc;
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sc = device_get_softc(dev);
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sc->sc_memres = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
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&sc->sc_memrid, RF_ACTIVE);
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if (sc->sc_memres == NULL)
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goto error;
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sc->sc_irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&sc->sc_irqrid, RF_ACTIVE);
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if (sc->sc_irqres == NULL)
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goto error;
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if (bus_setup_intr(dev, sc->sc_irqres, INTR_TYPE_TTY | INTR_FAST,
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zs_intr, sc, &sc->sc_ih) != 0)
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goto error;
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sc->sc_zs.sc_bt = rman_get_bustag(sc->sc_memres);
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sc->sc_zs.sc_bh = rman_get_bushandle(sc->sc_memres);
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return (zs_attach(dev));
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error:
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zs_sbus_detach(dev);
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return (ENXIO);
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}
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static int
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zs_sbus_detach(device_t dev)
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{
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struct zs_sbus_softc *sc;
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sc = device_get_softc(dev);
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if (sc->sc_irqres != NULL) {
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if (sc->sc_ih != NULL)
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bus_teardown_intr(dev, sc->sc_irqres, sc->sc_ih);
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bus_release_resource(dev, SYS_RES_IRQ, sc->sc_irqrid,
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sc->sc_irqres);
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}
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if (sc->sc_memres != NULL)
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bus_release_resource(dev, SYS_RES_MEMORY, sc->sc_memrid,
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sc->sc_memres);
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return (0);
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}
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static int
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zstty_sbus_probe(device_t dev)
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{
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if (zstty_keyboard(dev)) {
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if ((device_get_unit(dev) & 1) == 0)
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device_set_desc(dev, "keyboard");
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else
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device_set_desc(dev, "mouse");
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} else {
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if ((device_get_unit(dev) & 1) == 0)
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device_set_desc(dev, "ttya");
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else
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device_set_desc(dev, "ttyb");
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}
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return (zstty_probe(dev));
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}
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static int
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zstty_sbus_attach(device_t dev)
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{
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struct zstty_softc *sc;
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sc = device_get_softc(dev);
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sc->sc_parent = device_get_softc(device_get_parent(dev));
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sc->sc_bt = sc->sc_parent->sc_bt;
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sc->sc_brg_clk = ZS_SBUS_CLOCK / ZS_SBUS_CLOCK_DIV;
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switch (device_get_unit(dev) & 1) {
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case 0:
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bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
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ZS_SBUS_CHAN_A + ZS_SBUS_CSR, 1, &sc->sc_csr);
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bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
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ZS_SBUS_CHAN_A + ZS_SBUS_DATA, 1, &sc->sc_data);
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break;
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case 1:
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bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
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ZS_SBUS_CHAN_B + ZS_SBUS_CSR, 1, &sc->sc_csr);
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bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
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ZS_SBUS_CHAN_B + ZS_SBUS_DATA, 1, &sc->sc_data);
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break;
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}
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bcopy(zs_sbus_init_reg, sc->sc_creg, 16);
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bcopy(zs_sbus_init_reg, sc->sc_preg, 16);
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return (zstty_attach(dev));
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}
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void
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zstty_set_speed(struct zstty_softc *sc, int ospeed)
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{
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sc->sc_preg[12] = ospeed;
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sc->sc_preg[13] = ospeed >> 8;
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}
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int
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zstty_console(device_t dev, char *mode, int len)
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{
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phandle_t chosen;
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phandle_t options;
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phandle_t parent;
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ihandle_t stdin;
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ihandle_t stdout;
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char output[32];
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char input[32];
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char name[32];
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chosen = OF_finddevice("/chosen");
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options = OF_finddevice("/options");
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parent = ofw_bus_get_node(device_get_parent(dev));
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if (OF_getprop(chosen, "stdin", &stdin, sizeof(stdin)) == -1 ||
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OF_getprop(chosen, "stdout", &stdout, sizeof(stdout)) == -1 ||
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OF_getprop(options, "input-device", input, sizeof(input)) == -1 ||
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OF_getprop(options, "output-device", output, sizeof(output)) == -1)
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return (0);
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if (parent != OF_instance_to_package(stdin) ||
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parent != OF_instance_to_package(stdout))
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return (0);
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if ((strcmp(input, device_get_desc(dev)) == 0 &&
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strcmp(output, device_get_desc(dev)) == 0) ||
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(strcmp(input, "keyboard") == 0 && strcmp(output, "screen") == 0 &&
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(device_get_unit(dev) & 1) == 0 && !zstty_keyboard(dev))) {
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if (mode != NULL) {
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sprintf(name, "%s-mode", device_get_desc(dev));
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return (OF_getprop(options, name, mode, len) != -1);
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} else
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return (1);
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}
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return (0);
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}
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static int
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zstty_keyboard(device_t dev)
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{
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return (OF_getproplen(ofw_bus_get_node(device_get_parent(dev)),
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"keyboard") == 0);
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}
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@ -136,7 +136,6 @@ device mc146818 # Motorola MC146818 and compatible clocks
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# Serial (COM) ports
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#device sab # Siemens SAB82532 based serial ports
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#device zs # Zilog 8530 based serial ports
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device uart # Multi-uart driver
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device puc # Multi-channel uarts
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@ -56,7 +56,6 @@ device ofw_console # Open Firmware console device
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option OFWCONS_POLL_HZ=4 # 20 or more works best on Ultra2
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device sab # Siemens SAB82532 based serial ports
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device zs # Zilog 8530 based serial ports
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#####################################################################
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Reference in New Issue
Block a user