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ata-dma.c (51548) ata-dma.c (52067)
1/*-
2 * Copyright (c) 1998,1999 S�ren Schmidt
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

--- 11 unchanged lines hidden (view full) ---

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.
27 *
1/*-
2 * Copyright (c) 1998,1999 S�ren Schmidt
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

--- 11 unchanged lines hidden (view full) ---

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.
27 *
28 * $FreeBSD: head/sys/dev/ata/ata-dma.c 51548 1999-09-22 12:04:51Z sos $
28 * $FreeBSD: head/sys/dev/ata/ata-dma.c 52067 1999-10-09 19:57:13Z sos $
29 */
30
31#include "pci.h"
32#include "apm.h"
33#include <sys/param.h>
34#include <sys/systm.h>
35#include <sys/kernel.h>
36#include <sys/buf.h>

--- 5 unchanged lines hidden (view full) ---

42#include <pci/pcivar.h>
43#include <pci/pcireg.h>
44#endif
45#if NAPM > 0
46#include <machine/apm_bios.h>
47#endif
48#include <dev/ata/ata-all.h>
49
29 */
30
31#include "pci.h"
32#include "apm.h"
33#include <sys/param.h>
34#include <sys/systm.h>
35#include <sys/kernel.h>
36#include <sys/buf.h>

--- 5 unchanged lines hidden (view full) ---

42#include <pci/pcivar.h>
43#include <pci/pcireg.h>
44#endif
45#if NAPM > 0
46#include <machine/apm_bios.h>
47#endif
48#include <dev/ata/ata-all.h>
49
50/* prototypes */
51static void hpt366_timing(struct ata_softc *, int32_t, int32_t);
52
53/* misc defines */
54#define MIN(a,b) ((a)>(b)?(b):(a))
50#ifdef __alpha__
51#undef vtophys
52#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va)
53#endif
54
55#ifdef __alpha__
56#undef vtophys
57#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va)
58#endif
59
55/* misc defines */
56#define MIN(a,b) ((a)>(b)?(b):(a))
57
58#if NPCI > 0
59
60int32_t
61ata_dmainit(struct ata_softc *scp, int32_t device,
62 int32_t apiomode, int32_t wdmamode, int32_t udmamode)
63{
64 int32_t type, devno, error;
65 void *dmatab;
66
67 if (!scp->bmaddr)
68 return -1;
69#ifdef ATA_DMADEBUG
70 printf("ata%d: dmainit: ioaddr=0x%x altioaddr=0x%x, bmaddr=0x%x\n",
71 scp->lun, scp->ioaddr, scp->altioaddr, scp->bmaddr);
72#endif
73
60#if NPCI > 0
61
62int32_t
63ata_dmainit(struct ata_softc *scp, int32_t device,
64 int32_t apiomode, int32_t wdmamode, int32_t udmamode)
65{
66 int32_t type, devno, error;
67 void *dmatab;
68
69 if (!scp->bmaddr)
70 return -1;
71#ifdef ATA_DMADEBUG
72 printf("ata%d: dmainit: ioaddr=0x%x altioaddr=0x%x, bmaddr=0x%x\n",
73 scp->lun, scp->ioaddr, scp->altioaddr, scp->bmaddr);
74#endif
75
76 /* if simplex controller, only allow DMA on primary channel */
77 if (scp->unit == 1) {
78 outb(scp->bmaddr + ATA_BMSTAT_PORT, inb(scp->bmaddr + ATA_BMSTAT_PORT) &
79 (ATA_BMSTAT_DMA_MASTER | ATA_BMSTAT_DMA_SLAVE));
80 if (inb(scp->bmaddr + ATA_BMSTAT_PORT) & ATA_BMSTAT_DMA_SIMPLEX) {
81 printf("ata%d: simplex device, DMA on primary channel only\n",
82 scp->lun);
83 return -1;
84 }
85 }
86
74 if (!(dmatab = malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT)))
75 return -1;
76
77 if (((uintptr_t)dmatab >> PAGE_SHIFT) ^
78 (((uintptr_t)dmatab + PAGE_SIZE - 1) >> PAGE_SHIFT)) {
79 printf("ata_dmainit: dmatab crosses page boundary, no DMA\n");
80 free(dmatab, M_DEVBUF);
81 return -1;

--- 14 unchanged lines hidden (view full) ---

96 (error) ? "failed" : "success");
97 if (error)
98 break;
99 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1);
100 mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
101 new48 = (1 << devno) + (2 << (16 + (devno << 2)));
102 pci_write_config(scp->dev, 0x48,
103 (pci_read_config(scp->dev, 0x48, 4) &
87 if (!(dmatab = malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT)))
88 return -1;
89
90 if (((uintptr_t)dmatab >> PAGE_SHIFT) ^
91 (((uintptr_t)dmatab + PAGE_SIZE - 1) >> PAGE_SHIFT)) {
92 printf("ata_dmainit: dmatab crosses page boundary, no DMA\n");
93 free(dmatab, M_DEVBUF);
94 return -1;

--- 14 unchanged lines hidden (view full) ---

109 (error) ? "failed" : "success");
110 if (error)
111 break;
112 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1);
113 mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
114 new48 = (1 << devno) + (2 << (16 + (devno << 2)));
115 pci_write_config(scp->dev, 0x48,
116 (pci_read_config(scp->dev, 0x48, 4) &
104 ~mask48) | new48, 4);
105 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA33;
117 ~mask48) | new48, 4);
118 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2;
106 return 0;
107 }
108 /* FALLTHROUGH */
109
110 case 0x70108086: /* Intel PIIX3 */
111 if (wdmamode >= 2 && apiomode >= 4) {
112 int32_t mask40, new40, mask44, new44;
113

--- 39 unchanged lines hidden (view full) ---

153 new44 <<= 4;
154 }
155 pci_write_config(scp->dev, 0x40,
156 (pci_read_config(scp->dev, 0x40, 4) & ~mask40) |
157 new40, 4);
158 pci_write_config(scp->dev, 0x44,
159 (pci_read_config(scp->dev, 0x44, 4) & ~mask44) |
160 new44, 4);
119 return 0;
120 }
121 /* FALLTHROUGH */
122
123 case 0x70108086: /* Intel PIIX3 */
124 if (wdmamode >= 2 && apiomode >= 4) {
125 int32_t mask40, new40, mask44, new44;
126

--- 39 unchanged lines hidden (view full) ---

166 new44 <<= 4;
167 }
168 pci_write_config(scp->dev, 0x40,
169 (pci_read_config(scp->dev, 0x40, 4) & ~mask40) |
170 new40, 4);
171 pci_write_config(scp->dev, 0x44,
172 (pci_read_config(scp->dev, 0x44, 4) & ~mask44) |
173 new44, 4);
161 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_DMA;
174 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2;
162 return 0;
163 }
164 break;
165
166 case 0x12308086: /* Intel PIIX */
167 /* probably not worth the trouble */
168 break;
169
175 return 0;
176 }
177 break;
178
179 case 0x12308086: /* Intel PIIX */
180 /* probably not worth the trouble */
181 break;
182
170 case 0x4d33105a: /* Promise Ultra/33 / FastTrack controllers */
171 case 0x4d38105a: /* Promise Ultra/66 controllers */
172 /* the Promise can only do DMA on ATA disks not on ATAPI devices */
183 case 0x522910b9: /* AcerLabs Aladdin IV/V */
184 /* the Aladdin has to be setup specially for ATAPI devices */
173 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
185 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
174 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
175 break;
186 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) {
187 int8_t word53 = pci_read_config(scp->dev, 0x53, 1);
176
188
177 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1);
178 if (udmamode >=4 && type == 0x4d38105a) {
189 /* set atapi fifo, this should always work */
190 pci_write_config(scp->dev, 0x53, (word53 & ~0x01) | 0x02, 1);
191
192 /* if both master & slave are atapi devices dont allow DMA */
193 if (scp->devices & ATA_ATAPI_MASTER &&
194 scp->devices & ATA_ATAPI_SLAVE) {
195 printf("ata%d: Aladdin: two atapi devices on this channel, "
196 "DMA disabled\n", scp->lun);
197 break;
198 }
199 /* if needed set atapi fifo & dma */
200 if ((udmamode >=2) || (wdmamode >= 2 && apiomode >= 4)) {
201 pci_write_config(scp->dev, 0x53, word53 | 0x03, 1);
202 scp->flags |= ATA_ATAPI_DMA_RO;
203 if (device == ATA_MASTER)
204 outb(scp->bmaddr + ATA_BMSTAT_PORT,
205 inb(scp->bmaddr + ATA_BMSTAT_PORT) |
206 ATA_BMSTAT_DMA_MASTER);
207 else
208 outb(scp->bmaddr + ATA_BMSTAT_PORT,
209 inb(scp->bmaddr + ATA_BMSTAT_PORT) |
210 ATA_BMSTAT_DMA_SLAVE);
211 }
212 }
213 if (udmamode >=2) {
214 int32_t word54 = pci_read_config(scp->dev, 0x54, 4);
215
179 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
216 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
180 ATA_UDMA4, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
217 ATA_UDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
181 if (bootverbose)
218 if (bootverbose)
182 printf("ata%d: %s: %s setting up UDMA4 mode on Promise chip\n",
219 printf("ata%d: %s: %s setting up UDMA2 mode on Aladdin chip\n",
183 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
184 (error) ? "failed" : "success");
185 if (error)
186 break;
220 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
221 (error) ? "failed" : "success");
222 if (error)
223 break;
187 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004117f3, 4);
188 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA66;
224 word54 |= 0x5555;
225 word54 |= (0x0a << (16 + (scp->unit << 3) + (device << 2)));
226 pci_write_config(scp->dev, 0x54, word54, 4);
227 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2;
189 return 0;
228 return 0;
229
190 }
230 }
191
231 else if (wdmamode >= 2 && apiomode >= 4) {
232 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
233 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
234 if (bootverbose)
235 printf("ata%d: %s: %s setting up WDMA2 mode on Aladdin chip\n",
236 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
237 (error) ? "failed" : "success");
238 if (error)
239 break;
240 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2;
241 return 0;
242 }
243 break;
244
245 case 0x4d33105a: /* Promise Ultra33 / FastTrak33 controllers */
246 case 0x4d38105a: /* Promise Ultra66 / FastTrak66 controllers */
247 /* the Promise can only do DMA on ATA disks not on ATAPI devices */
248 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
249 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
250 break;
251
252 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1);
192 if (udmamode >=2) {
193 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
194 ATA_UDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
195 if (bootverbose)
196 printf("ata%d: %s: %s setting up UDMA2 mode on Promise chip\n",
197 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
198 (error) ? "failed" : "success");
199 if (error)
200 break;
201 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004127f3, 4);
253 if (udmamode >=2) {
254 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
255 ATA_UDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
256 if (bootverbose)
257 printf("ata%d: %s: %s setting up UDMA2 mode on Promise chip\n",
258 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
259 (error) ? "failed" : "success");
260 if (error)
261 break;
262 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004127f3, 4);
202 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA33;
263 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2;
203 return 0;
204 }
205 else if (wdmamode >= 2 && apiomode >= 4) {
206 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
207 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
208 if (bootverbose)
209 printf("ata%d: %s: %s setting up WDMA2 mode on Promise chip\n",
210 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
211 (error) ? "failed" : "success");
212 if (error)
213 break;
214 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004367f3, 4);
264 return 0;
265 }
266 else if (wdmamode >= 2 && apiomode >= 4) {
267 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
268 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
269 if (bootverbose)
270 printf("ata%d: %s: %s setting up WDMA2 mode on Promise chip\n",
271 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
272 (error) ? "failed" : "success");
273 if (error)
274 break;
275 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004367f3, 4);
215 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_DMA;
276 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2;
216 return 0;
217 }
218 else {
219 if (bootverbose)
220 printf("ata%d: %s: setting PIO mode on Promise chip\n",
221 scp->lun, (device == ATA_MASTER) ? "master" : "slave");
222 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004fe924, 4);
223 }
224 break;
225
277 return 0;
278 }
279 else {
280 if (bootverbose)
281 printf("ata%d: %s: setting PIO mode on Promise chip\n",
282 scp->lun, (device == ATA_MASTER) ? "master" : "slave");
283 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004fe924, 4);
284 }
285 break;
286
226 case 0x522910b9: /* AcerLabs Aladdin IV/V */
227 /* the Aladdin has to be setup specially for ATAPI devices */
287 case 0x00041103: /* HighPoint HPT366 IDE controller */
288 /* punt on ATAPI devices for now */
228 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
289 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
229 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) {
230 int8_t word53 = pci_read_config(scp->dev, 0x53, 1);
290 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
291 break;
231
292
232 /* if needed set atapi fifo & dma */
233 if ((udmamode >=2) || (wdmamode >= 2 && apiomode >= 4)) {
234 pci_write_config(scp->dev, 0x53, word53 | 0x03, 1);
235 scp->flags |= ATA_ATAPI_DMA_RO;
236 if (device == ATA_MASTER)
237 outb(scp->bmaddr + ATA_BMSTAT_PORT,
238 inb(scp->bmaddr + ATA_BMSTAT_PORT) |
239 ATA_BMSTAT_DMA_MASTER);
240 else
241 outb(scp->bmaddr + ATA_BMSTAT_PORT,
242 inb(scp->bmaddr + ATA_BMSTAT_PORT) |
243 ATA_BMSTAT_DMA_SLAVE);
244 }
245 else {
246 pci_write_config(scp->dev, 0x53, (word53 & ~0x01) | 0x02, 1);
247 }
293 devno = (device == ATA_MASTER) ? 0 : 1;
294 if (udmamode >=4 && !(pci_read_config(scp->dev, 0x5a, 1) & 0x2)) {
295 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
296 ATA_UDMA4, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
297 if (bootverbose)
298 printf("ata%d: %s: %s setting up UDMA4 mode on HPT366 chip\n",
299 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
300 (error) ? "failed" : "success");
301 if (error)
302 break;
303 hpt366_timing(scp, device, ATA_MODE_UDMA4);
304 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA4;
305 return 0;
248 }
306 }
249 if (udmamode >=2) {
250 int32_t word54 = pci_read_config(scp->dev, 0x54, 4);
251
307 else if (udmamode >=3) {
252 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
308 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
309 ATA_UDMA3, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
310 if (bootverbose)
311 printf("ata%d: %s: %s setting up UDMA3 mode on HPT366 chip\n",
312 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
313 (error) ? "failed" : "success");
314 if (error)
315 break;
316 hpt366_timing(scp, device, ATA_MODE_UDMA3);
317 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA3;
318 return 0;
319 }
320 else if (udmamode >=2) {
321 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
253 ATA_UDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
254 if (bootverbose)
322 ATA_UDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
323 if (bootverbose)
255 printf("ata%d: %s: %s setting up UDMA2 mode on Aladdin chip\n",
324 printf("ata%d: %s: %s setting up UDMA2 mode on HPT366 chip\n",
256 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
257 (error) ? "failed" : "success");
258 if (error)
259 break;
325 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
326 (error) ? "failed" : "success");
327 if (error)
328 break;
260 word54 |= 0x5555;
261 word54 |= (0x0a << (16 + (scp->unit << 3) + (device << 2)));
262 pci_write_config(scp->dev, 0x54, word54, 4);
263 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA33;
329 hpt366_timing(scp, device, ATA_MODE_UDMA2);
330 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2;
264 return 0;
331 return 0;
265
266 }
267 else if (wdmamode >= 2 && apiomode >= 4) {
268 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
269 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
270 if (bootverbose)
332 }
333 else if (wdmamode >= 2 && apiomode >= 4) {
334 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
335 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
336 if (bootverbose)
271 printf("ata%d: %s: %s setting up WDMA2 mode on Aladdin chip\n",
337 printf("ata%d: %s: %s setting up WDMA2 mode on HPT366 chip\n",
272 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
273 (error) ? "failed" : "success");
274 if (error)
275 break;
338 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
339 (error) ? "failed" : "success");
340 if (error)
341 break;
276 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_DMA;
342 hpt366_timing(scp, device, ATA_MODE_WDMA2);
343 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2;
277 return 0;
278 }
344 return 0;
345 }
346 else {
347 if (bootverbose)
348 printf("ata%d: %s: setting PIO mode on HPT366 chip\n",
349 scp->lun, (device == ATA_MASTER) ? "master" : "slave");
350 hpt366_timing(scp, device, ATA_MODE_PIO);
351 }
279 break;
280
281 default: /* unknown controller chip */
282 /* better not try generic DMA on ATAPI devices it almost never works */
283 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
284 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
285 break;
286

--- 5 unchanged lines hidden (view full) ---

292 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
293 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
294 if (bootverbose)
295 printf("ata%d: %s: %s setting up WDMA2 mode on generic chip\n",
296 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
297 (error) ? "failed" : "success");
298 if (error)
299 break;
352 break;
353
354 default: /* unknown controller chip */
355 /* better not try generic DMA on ATAPI devices it almost never works */
356 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
357 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
358 break;
359

--- 5 unchanged lines hidden (view full) ---

365 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0,
366 ATA_WDMA2, ATA_C_FEA_SETXFER, ATA_IGNORE_INTR);
367 if (bootverbose)
368 printf("ata%d: %s: %s setting up WDMA2 mode on generic chip\n",
369 scp->lun, (device == ATA_MASTER) ? "master" : "slave",
370 (error) ? "failed" : "success");
371 if (error)
372 break;
300 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_DMA;
373 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2;
301 return 0;
302 }
303 }
304 free(dmatab, M_DEVBUF);
305 return -1;
306}
307
308int32_t

--- 51 unchanged lines hidden (view full) ---

360#endif
361 outb(scp->bmaddr + ATA_BMCMD_PORT, flags ? ATA_BMCMD_WRITE_READ:0);
362 outb(scp->bmaddr + ATA_BMSTAT_PORT, (inb(scp->bmaddr + ATA_BMSTAT_PORT) |
363 (ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR)));
364 return 0;
365}
366
367void
374 return 0;
375 }
376 }
377 free(dmatab, M_DEVBUF);
378 return -1;
379}
380
381int32_t

--- 51 unchanged lines hidden (view full) ---

433#endif
434 outb(scp->bmaddr + ATA_BMCMD_PORT, flags ? ATA_BMCMD_WRITE_READ:0);
435 outb(scp->bmaddr + ATA_BMSTAT_PORT, (inb(scp->bmaddr + ATA_BMSTAT_PORT) |
436 (ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR)));
437 return 0;
438}
439
440void
368ata_dmastart(struct ata_softc *scp, int32_t device)
441ata_dmastart(struct ata_softc *scp)
369{
370#ifdef ATA_DMADEBUG
371 printf("ata%d: dmastart\n", scp->lun);
372#endif
442{
443#ifdef ATA_DMADEBUG
444 printf("ata%d: dmastart\n", scp->lun);
445#endif
446 scp->flags |= ATA_DMA_ACTIVE;
373 outb(scp->bmaddr + ATA_BMCMD_PORT,
374 inb(scp->bmaddr + ATA_BMCMD_PORT) | ATA_BMCMD_START_STOP);
375}
376
377int32_t
447 outb(scp->bmaddr + ATA_BMCMD_PORT,
448 inb(scp->bmaddr + ATA_BMCMD_PORT) | ATA_BMCMD_START_STOP);
449}
450
451int32_t
378ata_dmadone(struct ata_softc *scp, int32_t device)
452ata_dmadone(struct ata_softc *scp)
379{
380#ifdef ATA_DMADEBUG
381 printf("ata%d: dmadone\n", scp->lun);
382#endif
383 outb(scp->bmaddr + ATA_BMCMD_PORT,
384 inb(scp->bmaddr + ATA_BMCMD_PORT) & ~ATA_BMCMD_START_STOP);
453{
454#ifdef ATA_DMADEBUG
455 printf("ata%d: dmadone\n", scp->lun);
456#endif
457 outb(scp->bmaddr + ATA_BMCMD_PORT,
458 inb(scp->bmaddr + ATA_BMCMD_PORT) & ~ATA_BMCMD_START_STOP);
459 scp->flags &= ~ATA_DMA_ACTIVE;
385 return inb(scp->bmaddr + ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK;
386}
387
388int32_t
460 return inb(scp->bmaddr + ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK;
461}
462
463int32_t
389ata_dmastatus(struct ata_softc *scp, int32_t device)
464ata_dmastatus(struct ata_softc *scp)
390{
391#ifdef ATA_DMADEBUG
392 printf("ata%d: dmastatus\n", scp->lun);
393#endif
394 return inb(scp->bmaddr + ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK;
395}
396
465{
466#ifdef ATA_DMADEBUG
467 printf("ata%d: dmastatus\n", scp->lun);
468#endif
469 return inb(scp->bmaddr + ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK;
470}
471
472static void
473hpt366_timing(struct ata_softc *scp, int32_t device, int32_t mode)
474{
475 u_int32_t timing;
476
477 switch (pci_read_config(scp->dev, (device == ATA_MASTER) ? 0x41 : 0x45, 1)){
478 case 0x85: /* 25Mhz */
479 switch (mode) {
480 case ATA_MODE_PIO: timing = 0xc0ca8521; break;
481 case ATA_MODE_WDMA2: timing = 0xa0ca8521; break;
482 case ATA_MODE_UDMA2:
483 case ATA_MODE_UDMA3: timing = 0x90cf8521; break;
484 case ATA_MODE_UDMA4: timing = 0x90c98521; break;
485 default: timing = 0x01208585;
486 }
487 break;
488 default:
489 case 0xa7: /* 33MHz */
490 switch (mode) {
491 case ATA_MODE_PIO: timing = 0xc0c8a731; break;
492 case ATA_MODE_WDMA2: timing = 0xa0c8a731; break;
493 case ATA_MODE_UDMA2: timing = 0x90caa731; break;
494 case ATA_MODE_UDMA3: timing = 0x90cfa731; break;
495 case ATA_MODE_UDMA4: timing = 0x90c9a731; break;
496 default: timing = 0x0120a7a7;
497 }
498 break;
499 case 0xd9: /* 40Mhz */
500 switch (mode) {
501 case ATA_MODE_PIO: timing = 0xc008d963; break;
502 case ATA_MODE_WDMA2: timing = 0xa008d943; break;
503 case ATA_MODE_UDMA2: timing = 0x900bd943; break;
504 case ATA_MODE_UDMA3: timing = 0x900ad943; break;
505 case ATA_MODE_UDMA4: timing = 0x900fd943; break;
506 default: timing = 0x0120d9d9;
507 }
508 }
509 pci_write_config(scp->dev, 0x40 + (device==ATA_MASTER ? 0 : 4), timing, 4);
510}
511
397#else /* NPCI > 0 */
398
399int32_t
400ata_dmainit(struct ata_softc *scp, int32_t device,
401 int32_t piomode, int32_t wdmamode, int32_t udmamode)
402{
403 return -1;
404}
405
406int32_t
407ata_dmasetup(struct ata_softc *scp, int32_t device,
408 int8_t *data, int32_t count, int32_t flags)
409{
410 return -1;
411}
412
413void
512#else /* NPCI > 0 */
513
514int32_t
515ata_dmainit(struct ata_softc *scp, int32_t device,
516 int32_t piomode, int32_t wdmamode, int32_t udmamode)
517{
518 return -1;
519}
520
521int32_t
522ata_dmasetup(struct ata_softc *scp, int32_t device,
523 int8_t *data, int32_t count, int32_t flags)
524{
525 return -1;
526}
527
528void
414ata_dmastart(struct ata_softc *scp, int32_t device)
529ata_dmastart(struct ata_softc *scp)
415{
416}
417
418int32_t
530{
531}
532
533int32_t
419ata_dmadone(struct ata_softc *scp, int32_t device)
534ata_dmadone(struct ata_softc *scp)
420{
421 return -1;
422}
423
424int32_t
535{
536 return -1;
537}
538
539int32_t
425ata_dmastatus(struct ata_softc *scp, int32_t device)
540ata_dmastatus(struct ata_softc *scp)
426{
427 return -1;
428}
429
430#endif /* NPCI > 0 */
541{
542 return -1;
543}
544
545#endif /* NPCI > 0 */