2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/module.h>
34 #include <sys/systm.h>
35 #include <sys/kernel.h>
38 #include <sys/endian.h>
39 #include <sys/malloc.h>
41 #include <sys/mutex.h>
43 #include <sys/taskqueue.h>
45 #include <machine/stdarg.h>
46 #include <machine/resource.h>
47 #include <machine/bus.h>
49 #include <dev/pci/pcivar.h>
50 #include <dev/pci/pcireg.h>
51 #include <dev/ata/ata-all.h>
52 #include <dev/ata/ata-pci.h>
55 /* local prototypes */
56 static int ata_marvell_chipinit(device_t dev);
57 static int ata_marvell_ch_attach(device_t dev);
58 static int ata_marvell_setmode(device_t dev, int target, int mode);
59 static int ata_marvell_dummy_chipinit(device_t dev);
66 * Marvell chipset support functions
68 #define ATA_MV_HOST_BASE(ch) \
69 ((ch->unit & 3) * 0x0100) + (ch->unit > 3 ? 0x30000 : 0x20000)
70 #define ATA_MV_EDMA_BASE(ch) \
71 ((ch->unit & 3) * 0x2000) + (ch->unit > 3 ? 0x30000 : 0x20000)
73 struct ata_marvell_response {
80 struct ata_marvell_dma_prdentry {
88 ata_marvell_probe(device_t dev)
90 struct ata_pci_controller *ctlr = device_get_softc(dev);
91 static const struct ata_chip_id ids[] =
92 {{ ATA_M88SE6101, 0, 0, MV_61XX, ATA_UDMA6, "88SE6101" },
93 { ATA_M88SE6102, 0, 0, MV_61XX, ATA_UDMA6, "88SE6102" },
94 { ATA_M88SE6111, 0, 1, MV_61XX, ATA_UDMA6, "88SE6111" },
95 { ATA_M88SE6121, 0, 2, MV_61XX, ATA_UDMA6, "88SE6121" },
96 { ATA_M88SE6141, 0, 4, MV_61XX, ATA_UDMA6, "88SE6141" },
97 { ATA_M88SE6145, 0, 4, MV_61XX, ATA_UDMA6, "88SE6145" },
98 { 0x91a41b4b, 0, 0, MV_91XX, ATA_UDMA6, "88SE912x" },
101 if (pci_get_vendor(dev) != ATA_MARVELL_ID &&
102 pci_get_vendor(dev) != ATA_MARVELL2_ID)
105 if (!(ctlr->chip = ata_match_chip(dev, ids)))
110 switch (ctlr->chip->cfg2) {
112 ctlr->chipinit = ata_marvell_chipinit;
115 ctlr->chipinit = ata_marvell_dummy_chipinit;
118 return (BUS_PROBE_LOW_PRIORITY);
122 ata_marvell_chipinit(device_t dev)
124 struct ata_pci_controller *ctlr = device_get_softc(dev);
127 if (ata_setup_interrupt(dev, ata_generic_intr))
129 /* Create AHCI subdevice if AHCI part present. */
130 if (ctlr->chip->cfg1) {
131 child = device_add_child(dev, NULL, -1);
133 device_set_ivars(child, (void *)(intptr_t)-1);
134 bus_generic_attach(dev);
137 ctlr->ch_attach = ata_marvell_ch_attach;
138 ctlr->ch_detach = ata_pci_ch_detach;
139 ctlr->reset = ata_generic_reset;
140 ctlr->setmode = ata_marvell_setmode;
146 ata_marvell_ch_attach(device_t dev)
148 struct ata_channel *ch = device_get_softc(dev);
151 error = ata_pci_ch_attach(dev);
152 /* dont use 32 bit PIO transfers */
153 ch->flags |= ATA_USE_16BIT;
154 ch->flags |= ATA_CHECKS_CABLE;
159 ata_marvell_setmode(device_t dev, int target, int mode)
161 struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev));
162 struct ata_channel *ch = device_get_softc(dev);
164 mode = min(mode, ctlr->chip->max_dma);
165 /* Check for 80pin cable present. */
166 if (ata_dma_check_80pin && mode > ATA_UDMA2 &&
167 ATA_IDX_INB(ch, ATA_BMDEVSPEC_0) & 0x01) {
168 ata_print_cable(dev, "controller");
171 /* Nothing to do to setup mode, the controller snoop SET_FEATURE cmd. */
176 ata_marvell_dummy_chipinit(device_t dev)
178 struct ata_pci_controller *ctlr = device_get_softc(dev);
184 ATA_DECLARE_DRIVER(ata_marvell);