2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/module.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
36 #include <sys/endian.h>
37 #include <sys/malloc.h>
39 #include <sys/mutex.h>
41 #include <sys/taskqueue.h>
43 #include <machine/stdarg.h>
44 #include <machine/resource.h>
45 #include <machine/bus.h>
47 #include <dev/pci/pcivar.h>
48 #include <dev/pci/pcireg.h>
49 #include <dev/ata/ata-all.h>
50 #include <dev/ata/ata-pci.h>
53 /* local prototypes */
54 static int ata_highpoint_chipinit(device_t dev);
55 static int ata_highpoint_ch_attach(device_t dev);
56 static int ata_highpoint_setmode(device_t dev, int target, int mode);
57 static int ata_highpoint_check_80pin(device_t dev, int mode);
68 * HighPoint chipset support functions
71 ata_highpoint_probe(device_t dev)
73 struct ata_pci_controller *ctlr = device_get_softc(dev);
74 const struct ata_chip_id *idx;
75 static const struct ata_chip_id ids[] =
76 {{ ATA_HPT374, 0x07, HPT_374, 0, ATA_UDMA6, "HPT374" },
77 { ATA_HPT372, 0x02, HPT_372, 0, ATA_UDMA6, "HPT372N" },
78 { ATA_HPT372, 0x01, HPT_372, 0, ATA_UDMA6, "HPT372" },
79 { ATA_HPT371, 0x01, HPT_372, 0, ATA_UDMA6, "HPT371" },
80 { ATA_HPT366, 0x05, HPT_372, 0, ATA_UDMA6, "HPT372" },
81 { ATA_HPT366, 0x03, HPT_370, 0, ATA_UDMA5, "HPT370" },
82 { ATA_HPT366, 0x02, HPT_366, 0, ATA_UDMA4, "HPT368" },
83 { ATA_HPT366, 0x00, HPT_366, HPT_OLD, ATA_UDMA4, "HPT366" },
84 { ATA_HPT302, 0x01, HPT_372, 0, ATA_UDMA6, "HPT302" },
88 if (pci_get_vendor(dev) != ATA_HIGHPOINT_ID)
91 if (!(idx = ata_match_chip(dev, ids)))
94 strcpy(buffer, "HighPoint ");
95 strcat(buffer, idx->text);
96 if (idx->cfg1 == HPT_374) {
97 if (pci_get_function(dev) == 0)
98 strcat(buffer, " (channel 0+1)");
99 if (pci_get_function(dev) == 1)
100 strcat(buffer, " (channel 2+3)");
102 sprintf(buffer, "%s %s controller", buffer, ata_mode2str(idx->max_dma));
103 device_set_desc_copy(dev, buffer);
105 ctlr->chipinit = ata_highpoint_chipinit;
106 return (BUS_PROBE_DEFAULT);
110 ata_highpoint_chipinit(device_t dev)
112 struct ata_pci_controller *ctlr = device_get_softc(dev);
114 if (ata_setup_interrupt(dev, ata_generic_intr))
117 if (ctlr->chip->cfg2 == HPT_OLD) {
118 /* disable interrupt prediction */
119 pci_write_config(dev, 0x51, (pci_read_config(dev, 0x51, 1) & ~0x80), 1);
122 /* disable interrupt prediction */
123 pci_write_config(dev, 0x51, (pci_read_config(dev, 0x51, 1) & ~0x03), 1);
124 pci_write_config(dev, 0x55, (pci_read_config(dev, 0x55, 1) & ~0x03), 1);
126 /* enable interrupts */
127 pci_write_config(dev, 0x5a, (pci_read_config(dev, 0x5a, 1) & ~0x10), 1);
130 if (ctlr->chip->cfg1 < HPT_372)
131 pci_write_config(dev, 0x5b, 0x22, 1);
133 pci_write_config(dev, 0x5b,
134 (pci_read_config(dev, 0x5b, 1) & 0x01) | 0x20, 1);
136 ctlr->ch_attach = ata_highpoint_ch_attach;
137 ctlr->ch_detach = ata_pci_ch_detach;
138 ctlr->setmode = ata_highpoint_setmode;
143 ata_highpoint_ch_attach(device_t dev)
145 struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev));
146 struct ata_channel *ch = device_get_softc(dev);
148 /* setup the usual register normal pci style */
149 if (ata_pci_ch_attach(dev))
151 ch->flags |= ATA_ALWAYS_DMASTAT;
152 ch->flags |= ATA_CHECKS_CABLE;
153 if (ctlr->chip->cfg1 == HPT_366)
154 ch->flags |= ATA_NO_ATAPI_DMA;
159 ata_highpoint_setmode(device_t dev, int target, int mode)
161 device_t parent = device_get_parent(dev);
162 struct ata_pci_controller *ctlr = device_get_softc(parent);
163 struct ata_channel *ch = device_get_softc(dev);
164 int devno = (ch->unit << 1) + target;
165 static const uint32_t timings33[][4] = {
166 /* HPT366 HPT370 HPT372 HPT374 mode */
167 { 0x40d0a7aa, 0x06914e57, 0x0d029d5e, 0x0ac1f48a }, /* PIO 0 */
168 { 0x40d0a7a3, 0x06914e43, 0x0d029d26, 0x0ac1f465 }, /* PIO 1 */
169 { 0x40d0a753, 0x06514e33, 0x0c829ca6, 0x0a81f454 }, /* PIO 2 */
170 { 0x40c8a742, 0x06514e22, 0x0c829c84, 0x0a81f443 }, /* PIO 3 */
171 { 0x40c8a731, 0x06514e21, 0x0c829c62, 0x0a81f442 }, /* PIO 4 */
172 { 0x20c8a797, 0x26514e97, 0x2c82922e, 0x228082ea }, /* MWDMA 0 */
173 { 0x20c8a732, 0x26514e33, 0x2c829266, 0x22808254 }, /* MWDMA 1 */
174 { 0x20c8a731, 0x26514e21, 0x2c829262, 0x22808242 }, /* MWDMA 2 */
175 { 0x10c8a731, 0x16514e31, 0x1c829c62, 0x121882ea }, /* UDMA 0 */
176 { 0x10cba731, 0x164d4e31, 0x1c9a9c62, 0x12148254 }, /* UDMA 1 */
177 { 0x10caa731, 0x16494e31, 0x1c929c62, 0x120c8242 }, /* UDMA 2 */
178 { 0x10cfa731, 0x166d4e31, 0x1c8e9c62, 0x128c8242 }, /* UDMA 3 */
179 { 0x10c9a731, 0x16454e31, 0x1c8a9c62, 0x12ac8242 }, /* UDMA 4 */
180 { 0, 0x16454e31, 0x1c8a9c62, 0x12848242 }, /* UDMA 5 */
181 { 0, 0, 0x1c869c62, 0x12808242 } /* UDMA 6 */
184 mode = min(mode, ctlr->chip->max_dma);
185 mode = ata_highpoint_check_80pin(dev, mode);
187 * most if not all HPT chips cant really handle that the device is
188 * running at ATA_UDMA6/ATA133 speed, so we cheat at set the device to
189 * a max of ATA_UDMA5/ATA100 to guard against suboptimal performance
191 mode = min(mode, ATA_UDMA5);
192 pci_write_config(parent, 0x40 + (devno << 2),
193 timings33[ata_mode2idx(mode)][ctlr->chip->cfg1], 4);
198 ata_highpoint_check_80pin(device_t dev, int mode)
200 device_t parent = device_get_parent(dev);
201 struct ata_pci_controller *ctlr = device_get_softc(parent);
202 struct ata_channel *ch = device_get_softc(dev);
203 u_int8_t reg, val, res;
205 if (ctlr->chip->cfg1 == HPT_374 && pci_get_function(parent) == 1) {
206 reg = ch->unit ? 0x57 : 0x53;
207 val = pci_read_config(parent, reg, 1);
208 pci_write_config(parent, reg, val | 0x80, 1);
212 val = pci_read_config(parent, reg, 1);
213 pci_write_config(parent, reg, val & 0xfe, 1);
215 res = pci_read_config(parent, 0x5a, 1) & (ch->unit ? 0x1:0x2);
216 pci_write_config(parent, reg, val, 1);
218 if (ata_dma_check_80pin && mode > ATA_UDMA2 && res) {
219 ata_print_cable(dev, "controller");
225 ATA_DECLARE_DRIVER(ata_highpoint);