Annotation of sys/dev/pci/aac_pci.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: aac_pci.c,v 1.19 2006/06/29 21:34:51 deraadt Exp $ */
2:
3: /*-
4: * Copyright (c) 2000 Michael Smith
5: * Copyright (c) 2000 BSDi
6: * Copyright (c) 2000 Niklas Hallqvist
7: * All rights reserved.
8: *
9: * Redistribution and use in source and binary forms, with or without
10: * modification, are permitted provided that the following conditions
11: * are met:
12: * 1. Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: * 2. Redistributions in binary form must reproduce the above copyright
15: * notice, this list of conditions and the following disclaimer in the
16: * documentation and/or other materials provided with the distribution.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28: * SUCH DAMAGE.
29: *
30: * $FreeBSD: /c/ncvs/src/sys/dev/aac/aac_pci.c,v 1.1 2000/09/13 03:20:34 msmith Exp $
31: */
32:
33: /*
34: * This driver would not have rewritten for OpenBSD if it was not for the
35: * hardware donation from Nocom. I want to thank them for their support.
36: * Of course, credit should go to Mike Smith for the original work he did
37: * in the FreeBSD driver where I found lots of inspiration.
38: * - Niklas Hallqvist
39: */
40:
41: #include <sys/param.h>
42: #include <sys/systm.h>
43: #include <sys/device.h>
44: #include <sys/kernel.h>
45: #include <sys/malloc.h>
46: #include <sys/queue.h>
47: #include <sys/selinfo.h>
48: #include <sys/rwlock.h>
49:
50: #include <machine/bus.h>
51: #include <machine/endian.h>
52: #include <machine/intr.h>
53:
54: #include <scsi/scsi_all.h>
55: #include <scsi/scsiconf.h>
56:
57: #include <dev/pci/pcidevs.h>
58: #include <dev/pci/pcireg.h>
59: #include <dev/pci/pcivar.h>
60:
61: #include <dev/ic/aacreg.h>
62: #include <dev/ic/aacvar.h>
63:
64: int aac_pci_probe(struct device *, void *, void *);
65: void aac_pci_attach(struct device *, struct device *, void *);
66:
67: /* Adaptec */
68: #define PCI_PRODUCT_ADP2_AACASR2200S 0x0285
69: #define PCI_PRODUCT_ADP2_AACASR2120S 0x0286
70: #define PCI_PRODUCT_ADP2_AACADPSATA2C 0x0289
71: #define PCI_PRODUCT_ADP2_AACASR2230S 0x028c
72: #define PCI_PRODUCT_ADP2_AACASR2130S 0x028d
73: #define PCI_PRODUCT_ADP2_AACADPSATA4C 0x0290
74: #define PCI_PRODUCT_ADP2_AACADPSATA6C 0x0291
75: #define PCI_PRODUCT_ADP2_AACADPSATA8C 0x0292
76: #define PCI_PRODUCT_ADP2_AACADPSATA16C 0x0293
77:
78: /* Dell */
79: #define PCI_PRODUCT_ADP2_AACCERCSATA6C 0x0291
80: #define PCI_PRODUCT_ADP2_AACPERC320DC 0x0287
81:
82: struct aac_sub_ident {
83: u_int16_t subvendor;
84: u_int16_t subdevice;
85: char *desc;
86: } aac_sub_identifiers[] = {
87: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA2C, "Adaptec 1210SA" }, /* guess */
88: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2130S, "Adaptec 2130S" },
89: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2230S, "Adaptec 2230S" },
90: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA4C, "Adaptec 2410SA" },
91: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA6C, "Adaptec 2610SA" },
92: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA8C, "Adaptec 2810SA" }, /* guess */
93: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA16C, "Adaptec 21610SA" }, /* guess */
94: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, "Adaptec 2120S" },
95: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2200S, "Adaptec 2200S" },
96: { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACCERCSATA6C, "Dell CERC-SATA" },
97: { PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACPERC320DC, "Dell PERC 320/DC" },
98: { 0, 0, "" }
99: };
100:
101: struct aac_ident {
102: u_int16_t vendor;
103: u_int16_t device;
104: u_int16_t subvendor;
105: u_int16_t subdevice;
106: int hwif;
107: } aac_identifiers[] = {
108: /* Dell PERC 2/Si models */
109: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_2SI, PCI_VENDOR_DELL,
110: PCI_PRODUCT_DELL_PERC_2SI, AAC_HWIF_I960RX },
111: /* Dell PERC 3/Di models */
112: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
113: PCI_PRODUCT_DELL_PERC_3DI, AAC_HWIF_I960RX },
114: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
115: PCI_PRODUCT_DELL_PERC_3DI_2, AAC_HWIF_I960RX },
116: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
117: PCI_PRODUCT_DELL_PERC_3DI_3, AAC_HWIF_I960RX },
118: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
119: PCI_PRODUCT_DELL_PERC_3DI_SUB2, AAC_HWIF_I960RX },
120: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
121: PCI_PRODUCT_DELL_PERC_3DI_SUB3, AAC_HWIF_I960RX },
122: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_2, PCI_VENDOR_DELL,
123: PCI_PRODUCT_DELL_PERC_3DI_2_SUB, AAC_HWIF_I960RX },
124: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
125: PCI_PRODUCT_DELL_PERC_3DI_3_SUB, AAC_HWIF_I960RX },
126: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
127: PCI_PRODUCT_DELL_PERC_3DI_3_SUB2, AAC_HWIF_I960RX },
128: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
129: PCI_PRODUCT_DELL_PERC_3DI_3_SUB3, AAC_HWIF_I960RX },
130: /* Dell PERC 3/Si models */
131: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI, PCI_VENDOR_DELL,
132: PCI_PRODUCT_DELL_PERC_3SI, AAC_HWIF_I960RX },
133: { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI_2, PCI_VENDOR_DELL,
134: PCI_PRODUCT_DELL_PERC_3SI_2_SUB, AAC_HWIF_I960RX },
135: /* Adaptec SATA RAID 2 channel XXX guess */
136: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
137: PCI_PRODUCT_ADP2_AACADPSATA2C, AAC_HWIF_I960RX },
138: /* Adaptec SATA RAID 4 channel */
139: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
140: PCI_PRODUCT_ADP2_AACADPSATA4C, AAC_HWIF_I960RX },
141: /* Adaptec SATA RAID 6 channel XXX guess */
142: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
143: PCI_PRODUCT_ADP2_AACADPSATA6C, AAC_HWIF_I960RX },
144: /* Adaptec SATA RAID 8 channel XXX guess */
145: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
146: PCI_PRODUCT_ADP2_AACADPSATA8C, AAC_HWIF_I960RX },
147: /* Adaptec SATA RAID 16 channel XXX guess */
148: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
149: PCI_PRODUCT_ADP2_AACADPSATA16C, AAC_HWIF_I960RX },
150: /* Dell CERC-SATA */
151: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
152: PCI_PRODUCT_ADP2_AACCERCSATA6C, AAC_HWIF_I960RX },
153: /* Dell PERC 320/DC */
154: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
155: PCI_PRODUCT_ADP2_AACPERC320DC, AAC_HWIF_I960RX },
156: /* Adaptec ADP-2622 */
157: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AAC2622, PCI_VENDOR_ADP2,
158: PCI_PRODUCT_ADP2_AAC2622, AAC_HWIF_I960RX },
159: /* Adaptec ADP-364 */
160: { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
161: PCI_PRODUCT_ADP2_AAC364, AAC_HWIF_STRONGARM },
162: /* Adaptec ADP-3642 */
163: { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
164: PCI_PRODUCT_ADP2_AAC3642, AAC_HWIF_STRONGARM },
165: /* Dell PERC 2/QC */
166: { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
167: PCI_PRODUCT_ADP2_PERC_2QC, AAC_HWIF_STRONGARM },
168: /* HP NetRAID-4M */
169: { PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_HP,
170: PCI_PRODUCT_HP_NETRAID_4M, AAC_HWIF_STRONGARM },
171: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
172: PCI_PRODUCT_ADP2_ASR2120S, AAC_HWIF_I960RX },
173: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
174: PCI_PRODUCT_ADP2_ASR2200S, AAC_HWIF_I960RX },
175: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
176: PCI_PRODUCT_ADP2_AACASR2130S, AAC_HWIF_RKT },
177: { PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
178: PCI_PRODUCT_ADP2_AACASR2230S, AAC_HWIF_RKT },
179: { 0, 0, 0, 0 }
180: };
181:
182: struct cfattach aac_pci_ca = {
183: sizeof (struct aac_softc), aac_pci_probe, aac_pci_attach
184: };
185:
186: /*
187: * Determine whether this is one of our supported adapters.
188: */
189: int
190: aac_pci_probe(parent, match, aux)
191: struct device *parent;
192: void *match;
193: void *aux;
194: {
195: struct pci_attach_args *pa = aux;
196: struct aac_ident *m;
197: u_int32_t subsysid;
198:
199: for (m = aac_identifiers; m->vendor != 0; m++)
200: if (m->vendor == PCI_VENDOR(pa->pa_id) &&
201: m->device == PCI_PRODUCT(pa->pa_id)) {
202: subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag,
203: PCI_SUBSYS_ID_REG);
204: if (m->subvendor == PCI_VENDOR(subsysid) &&
205: m->subdevice == PCI_PRODUCT(subsysid))
206: return (1);
207: }
208: return (0);
209: }
210:
211: void
212: aac_pci_attach(parent, self, aux)
213: struct device *parent, *self;
214: void *aux;
215: {
216: struct pci_attach_args *pa = aux;
217: pci_chipset_tag_t pc = pa->pa_pc;
218: struct aac_softc *sc = (void *)self;
219: bus_addr_t membase;
220: bus_size_t memsize;
221: pci_intr_handle_t ih;
222: const char *intrstr;
223: int state = 0;
224: struct aac_ident *m;
225: struct aac_sub_ident *subid;
226: u_int32_t subsysid;
227:
228: printf(": ");
229: subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
230: if ((PCI_VENDOR(pa->pa_id) != PCI_VENDOR(subsysid)) ||
231: (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT(subsysid))) {
232: for (subid = aac_sub_identifiers; subid->subvendor != 0;
233: subid++) {
234: if (subid->subvendor == PCI_VENDOR(subsysid) &&
235: subid->subdevice == PCI_PRODUCT(subsysid)) {
236: printf("%s ", subid->desc);
237: break;
238: }
239: }
240: }
241:
242: /*
243: * Map control/status registers.
244: */
245: if (pci_mapreg_map(pa, PCI_MAPREG_START,
246: PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &sc->aac_memt,
247: &sc->aac_memh, &membase, &memsize, AAC_REGSIZE)) {
248: printf("can't find mem space\n");
249: goto bail_out;
250: }
251: state++;
252:
253: if (pci_intr_map(pa, &ih)) {
254: printf("couldn't map interrupt\n");
255: goto bail_out;
256: }
257: intrstr = pci_intr_string(pc, ih);
258: sc->aac_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc,
259: sc->aac_dev.dv_xname);
260: if (sc->aac_ih == NULL) {
261: printf("couldn't establish interrupt");
262: if (intrstr != NULL)
263: printf(" at %s", intrstr);
264: printf("\n");
265: goto bail_out;
266: }
267: state++;
268: if (intrstr != NULL)
269: printf("%s\n", intrstr);
270:
271: sc->aac_dmat = pa->pa_dmat;
272:
273: for (m = aac_identifiers; m->vendor != 0; m++)
274: if (m->vendor == PCI_VENDOR(pa->pa_id) &&
275: m->device == PCI_PRODUCT(pa->pa_id)) {
276: if (m->subvendor == PCI_VENDOR(subsysid) &&
277: m->subdevice == PCI_PRODUCT(subsysid)) {
278: sc->aac_hwif = m->hwif;
279: switch(sc->aac_hwif) {
280: case AAC_HWIF_I960RX:
281: AAC_DPRINTF(AAC_D_MISC,
282: ("set hardware up for i960Rx"));
283: sc->aac_if = aac_rx_interface;
284: break;
285: case AAC_HWIF_STRONGARM:
286: AAC_DPRINTF(AAC_D_MISC,
287: ("set hardware up for StrongARM"));
288: sc->aac_if = aac_sa_interface;
289: break;
290: case AAC_HWIF_FALCON:
291: AAC_DPRINTF(AAC_D_MISC,
292: ("set hardware up for Falcon/PPC"));
293: sc->aac_if = aac_fa_interface;
294: break;
295: case AAC_HWIF_RKT:
296: AAC_DPRINTF(AAC_D_MISC,
297: ("set hardware up for Rocket/MIPS"));
298: sc->aac_if = aac_rkt_interface;
299: break;
300: default:
301: sc->aac_hwif = AAC_HWIF_UNKNOWN;
302: break;
303: }
304: break;
305: }
306: }
307:
308: if (aac_attach(sc))
309: goto bail_out;
310:
311: return;
312:
313: bail_out:
314: if (state > 1)
315: pci_intr_disestablish(pc, sc->aac_ih);
316: if (state > 0)
317: bus_space_unmap(sc->aac_memt, sc->aac_memh, memsize);
318: return;
319: }
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