diff options
Diffstat (limited to 'sys/dev/pci/maxiradio.c')
| -rw-r--r-- | sys/dev/pci/maxiradio.c | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/sys/dev/pci/maxiradio.c b/sys/dev/pci/maxiradio.c deleted file mode 100644 index f0f2461d421..00000000000 --- a/sys/dev/pci/maxiradio.c +++ /dev/null @@ -1,284 +0,0 @@ -/* $OpenBSD: maxiradio.c,v 1.4 2002/01/07 18:32:19 mickey Exp $ */ -/* $RuOBSD: maxiradio.c,v 1.5 2001/10/18 16:51:36 pva Exp $ */ - -/* - * Copyright (c) 2001 Maxim Tsyplakov <tm@oganer.net> - * Vladimir Popov <jumbo@narod.ru> - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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. - */ - -/* Guillemot Maxi Radio FM2000 PCI Radio Card Device Driver */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/device.h> -#include <sys/errno.h> -#include <sys/ioctl.h> -#include <sys/proc.h> -#include <sys/radioio.h> - -#include <machine/bus.h> - -#include <dev/pci/pcireg.h> -#include <dev/pci/pcivar.h> -#include <dev/pci/pcidevs.h> - -#include <dev/ic/tea5757.h> -#include <dev/radio_if.h> - -int mr_match(struct device *, void *, void *); -void mr_attach(struct device *, struct device *, void *); - -int mr_get_info(void *, struct radio_info *); -int mr_set_info(void *, struct radio_info *); -int mr_search(void *, int); - -/* config base I/O address ? */ -#define PCI_CBIO 0x6400 - -#define MAXIRADIO_CAPS RADIO_CAPS_DETECT_SIGNAL | \ - RADIO_CAPS_SET_MONO | \ - RADIO_CAPS_HW_SEARCH | \ - RADIO_CAPS_HW_AFC | \ - RADIO_CAPS_LOCK_SENSITIVITY -#if 0 - RADIO_CAPS_DETECT_STEREO | -#endif /* 0 */ - -#define MAXIRADIO_MUTE 0x00 -#define MAXIRADIO_UNMUTE 0x10 - -#define MAXIRADIO_SIGNAL 0x08 - -#define MR_WREN_ON (1 << 2) -#define MR_WREN_OFF (0 << 2) - -#define MR_DATA_ON (1 << 1) -#define MR_DATA_OFF (0 << 1) - -#define MR_CLCK_ON (1 << 0) -#define MR_CLCK_OFF (0 << 0) - -#define MR_READ_CLOCK_LOW (MR_WREN_OFF | MR_DATA_ON | MR_CLCK_OFF) -#define MR_READ_CLOCK_HIGH (MR_WREN_OFF | MR_DATA_ON | MR_CLCK_ON) - -/* define our interface to the high-level radio driver */ - -struct radio_hw_if mr_hw_if = { - NULL, /* open */ - NULL, /* close */ - mr_get_info, - mr_set_info, - mr_search -}; - -struct mr_softc { - struct device sc_dev; - - int mute; - u_int8_t vol; - u_int32_t freq; - u_int32_t stereo; - u_int32_t lock; - - struct tea5757_t tea; -}; - -struct cfattach mr_ca = { - sizeof(struct mr_softc), mr_match, mr_attach -}; - -struct cfdriver mr_cd = { - NULL, "mr", DV_DULL -}; - -void mr_set_mute(struct mr_softc *); -void mr_write_bit(bus_space_tag_t, bus_space_handle_t, bus_size_t, int); -void mr_init(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int32_t); -void mr_rset(bus_space_tag_t, bus_space_handle_t, bus_size_t, u_int32_t); -int mr_state(bus_space_tag_t, bus_space_handle_t); -u_int32_t mr_hardware_read(bus_space_tag_t, bus_space_handle_t, - bus_size_t); - -int -mr_match(struct device *parent, void *match, void *aux) -{ - struct pci_attach_args *pa = aux; - if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_GUILLEMOT && - PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_GUILLEMOT_MAXIRADIO) - return (1); - return (0); -} - -void -mr_attach(struct device *parent, struct device *self, void *aux) -{ - struct mr_softc *sc = (struct mr_softc *) self; - struct pci_attach_args *pa = aux; - struct cfdata *cf = sc->sc_dev.dv_cfdata; - pci_chipset_tag_t pc = pa->pa_pc; - pcireg_t csr; - - if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, - &sc->tea.iot, &sc->tea.ioh, NULL, NULL, 0)) { - printf(": can't map i/o space\n"); - return; - } - - /* Enable the card */ - csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, - csr | PCI_COMMAND_MASTER_ENABLE); - - sc->freq = MIN_FM_FREQ; - sc->vol = 0; - sc->mute = 0; - sc->stereo = TEA5757_STEREO; - sc->lock = TEA5757_S030; - sc->tea.offset = 0; - sc->tea.flags = cf->cf_flags; - sc->tea.init = mr_init; - sc->tea.rset = mr_rset; - sc->tea.write_bit = mr_write_bit; - sc->tea.read = mr_hardware_read; - - printf(": Guillemot MaxiRadio FM2000 PCI\n"); - - radio_attach_mi(&mr_hw_if, sc, &sc->sc_dev); -} - -int -mr_get_info(void *v, struct radio_info *ri) -{ - struct mr_softc *sc = v; - - ri->mute = sc->mute; - ri->volume = sc->vol ? 255 : 0; - ri->stereo = sc->stereo == TEA5757_STEREO ? 1 : 0; - ri->caps = MAXIRADIO_CAPS; - ri->rfreq = 0; - ri->lock = tea5757_decode_lock(sc->lock); - - ri->freq = sc->freq = tea5757_decode_freq(mr_hardware_read(sc->tea.iot, - sc->tea.ioh, sc->tea.offset), sc->tea.flags & TEA5757_TEA5759); - - ri->info = mr_state(sc->tea.iot, sc->tea.ioh); - - return (0); -} - -int -mr_set_info(void *v, struct radio_info *ri) -{ - struct mr_softc *sc = v; - - sc->mute = ri->mute ? 1 : 0; - sc->vol = ri->volume ? 255 : 0; - sc->stereo = ri->stereo ? TEA5757_STEREO: TEA5757_MONO; - sc->lock = tea5757_encode_lock(ri->lock); - ri->freq = sc->freq = tea5757_set_freq(&sc->tea, - sc->lock, sc->stereo, ri->freq); - mr_set_mute(sc); - - return (0); -} - -int -mr_search(void *v, int f) -{ - struct mr_softc *sc = v; - - tea5757_search(&sc->tea, sc->lock, sc->stereo, f); - mr_set_mute(sc); - - return (0); -} - -void -mr_set_mute(struct mr_softc *sc) -{ - int mute; - - mute = (sc->mute || !sc->vol) ? MAXIRADIO_MUTE : MAXIRADIO_UNMUTE; - bus_space_write_1(sc->tea.iot, sc->tea.ioh, 0, mute); -} - -void -mr_write_bit(bus_space_tag_t iot, bus_space_handle_t ioh, bus_size_t off, - int bit) -{ - u_int8_t data; - - data = bit ? MR_DATA_ON : MR_DATA_OFF; - bus_space_write_1(iot, ioh, off, MR_WREN_ON | MR_CLCK_OFF | data); - DELAY(5); - bus_space_write_1(iot, ioh, off, MR_WREN_ON | MR_CLCK_ON | data); - DELAY(5); - bus_space_write_1(iot, ioh, off, MR_WREN_ON | MR_CLCK_OFF | data); - DELAY(5); -} - -void -mr_init(bus_space_tag_t iot, bus_space_handle_t ioh, bus_size_t off, u_int32_t d) -{ - bus_space_write_1(iot, ioh, off, MR_WREN_ON | MR_DATA_ON | MR_CLCK_OFF); -} - -void -mr_rset(bus_space_tag_t iot, bus_space_handle_t ioh, bus_size_t off, u_int32_t d) -{ - bus_space_write_1(iot, ioh, off, MAXIRADIO_UNMUTE); -} - -/* COMPLETELY UNTESTED */ -u_int32_t -mr_hardware_read(bus_space_tag_t iot, bus_space_handle_t ioh, bus_size_t off) -{ - u_int32_t reg = 0ul; - int i; - - bus_space_write_1(iot, ioh, off, MR_READ_CLOCK_LOW); - DELAY(5); - - i = 24; - while (i--) { - bus_space_write_1(iot, ioh, off, MR_READ_CLOCK_HIGH); - DELAY(5); - bus_space_write_1(iot, ioh, off, MR_READ_CLOCK_LOW); - DELAY(5); - reg |= bus_space_read_1(iot, ioh, off) & MR_DATA_ON ? 1 : 0; - reg <<= 1; - } - - reg >>= 1; - - return (reg & (TEA5757_DATA | TEA5757_FREQ)); -} - -int -mr_state(bus_space_tag_t iot, bus_space_handle_t ioh) -{ - /* XXX: where is a stereo bit ? */ - return bus_space_read_1(iot, ioh, 0) & MAXIRADIO_SIGNAL ? - (0 << 1) : (1 << 1); -} |