1/*-
2 * Copyright (c) 1998 - 2008 S��ren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
14 *
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.
25 */
26
27#include <sys/cdefs.h>
| 1/*-
2 * Copyright (c) 1998 - 2008 S��ren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
14 *
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.
25 */
26
27#include <sys/cdefs.h>
|
28__FBSDID("$FreeBSD: head/sys/dev/ata/chipsets/ata-national.c 230132 2012-01-15 13:23:18Z uqs $");
| 28__FBSDID("$FreeBSD: head/sys/dev/ata/chipsets/ata-national.c 233282 2012-03-21 16:59:39Z marius $");
|
29
30#include "opt_ata.h"
31#include <sys/param.h>
32#include <sys/module.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35#include <sys/ata.h>
36#include <sys/bus.h>
37#include <sys/endian.h>
38#include <sys/malloc.h>
39#include <sys/lock.h>
40#include <sys/mutex.h>
41#include <sys/sema.h>
42#include <sys/taskqueue.h>
43#include <vm/uma.h>
44#include <machine/stdarg.h>
45#include <machine/resource.h>
46#include <machine/bus.h>
47#include <sys/rman.h>
48#include <dev/pci/pcivar.h>
49#include <dev/pci/pcireg.h>
50#include <dev/ata/ata-all.h>
51#include <dev/ata/ata-pci.h>
52#include <ata_if.h>
53
54/* local prototypes */
55static int ata_national_chipinit(device_t dev);
56static int ata_national_ch_attach(device_t dev);
57static int ata_national_setmode(device_t dev, int target, int mode);
58
59/*
60 * National chipset support functions
61 */
62static int
63ata_national_probe(device_t dev)
64{
65 struct ata_pci_controller *ctlr = device_get_softc(dev);
66
67 /* this chip is a clone of the Cyrix chip, bugs and all */
68 if (pci_get_devid(dev) == ATA_SC1100) {
69 device_set_desc(dev, "National Geode SC1100 ATA33 controller");
70 ctlr->chipinit = ata_national_chipinit;
71 return (BUS_PROBE_DEFAULT);
72 }
73 return ENXIO;
74}
75
76static int
77ata_national_chipinit(device_t dev)
78{
79 struct ata_pci_controller *ctlr = device_get_softc(dev);
80
81 if (ata_setup_interrupt(dev, ata_generic_intr))
82 return ENXIO;
83
84 ctlr->ch_attach = ata_national_ch_attach;
85 ctlr->setmode = ata_national_setmode;
86 return 0;
87}
88
89static int
90ata_national_ch_attach(device_t dev)
91{
92 struct ata_channel *ch = device_get_softc(dev);
93
94 ch->dma.alignment = 16;
95 ch->dma.max_iosize = 64 * DEV_BSIZE;
96 return (ata_pci_ch_attach(dev));
97}
98
99static int
100ata_national_setmode(device_t dev, int target, int mode)
101{
102 device_t parent = device_get_parent(dev);
103 struct ata_channel *ch = device_get_softc(dev);
104 int devno = (ch->unit << 1) + target;
105 int piomode;
| 29
30#include "opt_ata.h"
31#include <sys/param.h>
32#include <sys/module.h>
33#include <sys/systm.h>
34#include <sys/kernel.h>
35#include <sys/ata.h>
36#include <sys/bus.h>
37#include <sys/endian.h>
38#include <sys/malloc.h>
39#include <sys/lock.h>
40#include <sys/mutex.h>
41#include <sys/sema.h>
42#include <sys/taskqueue.h>
43#include <vm/uma.h>
44#include <machine/stdarg.h>
45#include <machine/resource.h>
46#include <machine/bus.h>
47#include <sys/rman.h>
48#include <dev/pci/pcivar.h>
49#include <dev/pci/pcireg.h>
50#include <dev/ata/ata-all.h>
51#include <dev/ata/ata-pci.h>
52#include <ata_if.h>
53
54/* local prototypes */
55static int ata_national_chipinit(device_t dev);
56static int ata_national_ch_attach(device_t dev);
57static int ata_national_setmode(device_t dev, int target, int mode);
58
59/*
60 * National chipset support functions
61 */
62static int
63ata_national_probe(device_t dev)
64{
65 struct ata_pci_controller *ctlr = device_get_softc(dev);
66
67 /* this chip is a clone of the Cyrix chip, bugs and all */
68 if (pci_get_devid(dev) == ATA_SC1100) {
69 device_set_desc(dev, "National Geode SC1100 ATA33 controller");
70 ctlr->chipinit = ata_national_chipinit;
71 return (BUS_PROBE_DEFAULT);
72 }
73 return ENXIO;
74}
75
76static int
77ata_national_chipinit(device_t dev)
78{
79 struct ata_pci_controller *ctlr = device_get_softc(dev);
80
81 if (ata_setup_interrupt(dev, ata_generic_intr))
82 return ENXIO;
83
84 ctlr->ch_attach = ata_national_ch_attach;
85 ctlr->setmode = ata_national_setmode;
86 return 0;
87}
88
89static int
90ata_national_ch_attach(device_t dev)
91{
92 struct ata_channel *ch = device_get_softc(dev);
93
94 ch->dma.alignment = 16;
95 ch->dma.max_iosize = 64 * DEV_BSIZE;
96 return (ata_pci_ch_attach(dev));
97}
98
99static int
100ata_national_setmode(device_t dev, int target, int mode)
101{
102 device_t parent = device_get_parent(dev);
103 struct ata_channel *ch = device_get_softc(dev);
104 int devno = (ch->unit << 1) + target;
105 int piomode;
|
106 u_int32_t piotiming[] =
| 106 static const uint32_t piotiming[] =
|
107 { 0x9172d132, 0x21717121, 0x00803020, 0x20102010, 0x00100010,
108 0x9172d132, 0x20102010, 0x00100010 };
| 107 { 0x9172d132, 0x21717121, 0x00803020, 0x20102010, 0x00100010,
108 0x9172d132, 0x20102010, 0x00100010 };
|
109 u_int32_t dmatiming[] = { 0x80077771, 0x80012121, 0x80002020 };
110 u_int32_t udmatiming[] = { 0x80921250, 0x80911140, 0x80911030 };
| 109 static const uint32_t dmatiming[] =
110 { 0x80077771, 0x80012121, 0x80002020 };
111 static const uint32_t udmatiming[] =
112 { 0x80921250, 0x80911140, 0x80911030 };
|
111
112 mode = min(mode, ATA_UDMA2);
113
114 if (mode >= ATA_UDMA0) {
115 pci_write_config(parent, 0x44 + (devno << 3),
116 udmatiming[mode & ATA_MODE_MASK], 4);
117 piomode = ATA_PIO4;
118 } else if (mode >= ATA_WDMA0) {
119 pci_write_config(parent, 0x44 + (devno << 3),
120 dmatiming[mode & ATA_MODE_MASK], 4);
121 piomode = mode;
122 } else {
123 pci_write_config(parent, 0x44 + (devno << 3),
124 pci_read_config(parent, 0x44 + (devno << 3), 4) |
125 0x80000000, 4);
126 piomode = mode;
127 }
128 pci_write_config(parent, 0x40 + (devno << 3),
129 piotiming[ata_mode2idx(piomode)], 4);
130 return (mode);
131}
132
133ATA_DECLARE_DRIVER(ata_national);
| 113
114 mode = min(mode, ATA_UDMA2);
115
116 if (mode >= ATA_UDMA0) {
117 pci_write_config(parent, 0x44 + (devno << 3),
118 udmatiming[mode & ATA_MODE_MASK], 4);
119 piomode = ATA_PIO4;
120 } else if (mode >= ATA_WDMA0) {
121 pci_write_config(parent, 0x44 + (devno << 3),
122 dmatiming[mode & ATA_MODE_MASK], 4);
123 piomode = mode;
124 } else {
125 pci_write_config(parent, 0x44 + (devno << 3),
126 pci_read_config(parent, 0x44 + (devno << 3), 4) |
127 0x80000000, 4);
128 piomode = mode;
129 }
130 pci_write_config(parent, 0x40 + (devno << 3),
131 piotiming[ata_mode2idx(piomode)], 4);
132 return (mode);
133}
134
135ATA_DECLARE_DRIVER(ata_national);
|