/*- * Copyright (c) 1998 - 2008 Søren Schmidt * 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, * without modification, immediately at the beginning of the file. * 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 AUTHOR ``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 AUTHOR 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 __FBSDID("$FreeBSD$"); #include "opt_ata.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* local prototypes */ static int ata_jmicron_chipinit(device_t dev); static int ata_jmicron_ch_attach(device_t dev); static int ata_jmicron_ch_detach(device_t dev); static int ata_jmicron_ch_suspend(device_t dev); static int ata_jmicron_ch_resume(device_t dev); static void ata_jmicron_reset(device_t dev); static void ata_jmicron_setmode(device_t dev, int mode); /* * JMicron chipset support functions */ static int ata_jmicron_probe(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(dev); struct ata_chip_id *idx; static struct ata_chip_id ids[] = {{ ATA_JMB360, 0, 1, 0, ATA_SA300, "JMB360" }, { ATA_JMB361, 0, 1, 1, ATA_SA300, "JMB361" }, { ATA_JMB363, 0, 2, 1, ATA_SA300, "JMB363" }, { ATA_JMB365, 0, 1, 2, ATA_SA300, "JMB365" }, { ATA_JMB366, 0, 2, 2, ATA_SA300, "JMB366" }, { ATA_JMB368, 0, 0, 1, ATA_UDMA6, "JMB368" }, { 0, 0, 0, 0, 0, 0}}; char buffer[64]; if (pci_get_vendor(dev) != ATA_JMICRON_ID) return ENXIO; if (!(idx = ata_match_chip(dev, ids))) return ENXIO; if ((pci_read_config(dev, 0xdf, 1) & 0x40) && (pci_get_function(dev) == (pci_read_config(dev, 0x40, 1) & 0x02 >> 1))) sprintf(buffer, "JMicron %s %s controller", idx->text, ata_mode2str(ATA_UDMA6)); else sprintf(buffer, "JMicron %s %s controller", idx->text, ata_mode2str(idx->max_dma)); device_set_desc_copy(dev, buffer); ctlr->chip = idx; ctlr->chipinit = ata_jmicron_chipinit; return (BUS_PROBE_DEFAULT); } static int ata_jmicron_chipinit(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(dev); int error; if (ata_setup_interrupt(dev, ata_generic_intr)) return ENXIO; /* do we have multiple PCI functions ? */ if (pci_read_config(dev, 0xdf, 1) & 0x40) { /* are we on the AHCI part ? */ if (ata_ahci_chipinit(dev) != ENXIO) return 0; /* otherwise we are on the PATA part */ ctlr->ch_attach = ata_pci_ch_attach; ctlr->ch_detach = ata_pci_ch_detach; ctlr->reset = ata_generic_reset; ctlr->setmode = ata_jmicron_setmode; ctlr->channels = ctlr->chip->cfg2; } else { /* set controller configuration to a combined setup we support */ pci_write_config(dev, 0x40, 0x80c0a131, 4); pci_write_config(dev, 0x80, 0x01200000, 4); if (ctlr->chip->cfg1 && (error = ata_ahci_chipinit(dev))) return error; ctlr->ch_attach = ata_jmicron_ch_attach; ctlr->ch_detach = ata_jmicron_ch_detach; ctlr->ch_suspend = ata_jmicron_ch_suspend; ctlr->ch_resume = ata_jmicron_ch_resume; ctlr->reset = ata_jmicron_reset; ctlr->setmode = ata_jmicron_setmode; /* set the number of HW channels */ ctlr->channels = ctlr->chip->cfg1 + ctlr->chip->cfg2; ctlr->ichannels |= ((0xffffffffU >> (32 - ctlr->chip->cfg2)) << ctlr->chip->cfg1); } return 0; } static int ata_jmicron_ch_attach(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); struct ata_channel *ch = device_get_softc(dev); int error; if (ch->unit >= ctlr->chip->cfg1) { ch->unit -= ctlr->chip->cfg1; error = ata_pci_ch_attach(dev); ch->unit += ctlr->chip->cfg1; } else error = ata_ahci_ch_attach(dev); return error; } static int ata_jmicron_ch_detach(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); struct ata_channel *ch = device_get_softc(dev); int error; if (ch->unit >= ctlr->chip->cfg1) { ch->unit -= ctlr->chip->cfg1; error = ata_pci_ch_detach(dev); ch->unit += ctlr->chip->cfg1; } else error = ata_ahci_ch_detach(dev); return (error); } static int ata_jmicron_ch_suspend(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); struct ata_channel *ch = device_get_softc(dev); int error = 0; if (ch->unit < ctlr->chip->cfg1) error = ata_ahci_ch_suspend(dev); return error; } static int ata_jmicron_ch_resume(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); struct ata_channel *ch = device_get_softc(dev); int error = 0; if (ch->unit < ctlr->chip->cfg1) error = ata_ahci_ch_resume(dev); return (error); } static void ata_jmicron_reset(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); struct ata_channel *ch = device_get_softc(dev); if (ch->unit >= ctlr->chip->cfg1) ata_generic_reset(dev); else ata_ahci_reset(dev); } static void ata_jmicron_setmode(device_t dev, int mode) { struct ata_pci_controller *ctlr = device_get_softc(GRANDPARENT(dev)); struct ata_channel *ch = device_get_softc(device_get_parent(dev)); if (pci_read_config(dev, 0xdf, 1) & 0x40 || ch->unit >= ctlr->chip->cfg1) { struct ata_device *atadev = device_get_softc(dev); /* check for 80pin cable present */ if (pci_read_config(dev, 0x40, 1) & 0x08) mode = ata_limit_mode(dev, mode, ATA_UDMA2); else mode = ata_limit_mode(dev, mode, ATA_UDMA6); if (!ata_controlcmd(dev, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode)) atadev->mode = mode; } else ata_sata_setmode(dev, mode); } ATA_DECLARE_DRIVER(ata_jmicron); MODULE_DEPEND(ata_jmicron, ata_ahci, 1, 1, 1);