1 | /* $NetBSD: mfi_pci.c,v 1.19 2016/07/14 04:00:46 msaitoh Exp $ */ |
2 | /* $OpenBSD: mfi_pci.c,v 1.11 2006/08/06 04:40:08 brad Exp $ */ |
3 | /* |
4 | * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us> |
5 | * |
6 | * Permission to use, copy, modify, and distribute this software for any |
7 | * purpose with or without fee is hereby granted, provided that the above |
8 | * copyright notice and this permission notice appear in all copies. |
9 | * |
10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
14 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
15 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
16 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
17 | */ |
18 | |
19 | #include <sys/cdefs.h> |
20 | __KERNEL_RCSID(0, "$NetBSD: mfi_pci.c,v 1.19 2016/07/14 04:00:46 msaitoh Exp $" ); |
21 | |
22 | #include <sys/param.h> |
23 | #include <sys/systm.h> |
24 | #include <sys/kernel.h> |
25 | #include <sys/malloc.h> |
26 | #include <sys/device.h> |
27 | |
28 | #include <dev/pci/pcidevs.h> |
29 | #include <dev/pci/pcivar.h> |
30 | |
31 | #include <sys/bus.h> |
32 | |
33 | #include <dev/scsipi/scsipi_all.h> |
34 | #include <dev/scsipi/scsipi_disk.h> |
35 | #include <dev/scsipi/scsiconf.h> |
36 | |
37 | #include <dev/ic/mfireg.h> |
38 | #include <dev/ic/mfivar.h> |
39 | |
40 | #define MFI_BAR 0x10 |
41 | #define MFI_BAR_GEN2 0x14 |
42 | #define MFI_PCI_MEMSIZE 0x2000 /* 8k */ |
43 | |
44 | struct mfi_pci_softc { |
45 | struct mfi_softc psc_sc; |
46 | pci_chipset_tag_t psc_pc; |
47 | }; |
48 | |
49 | const struct mfi_pci_device *mfi_pci_find_device(struct pci_attach_args *); |
50 | int mfi_pci_match(device_t, cfdata_t, void *); |
51 | void mfi_pci_attach(device_t, device_t, void *); |
52 | int mfi_pci_detach(device_t, int); |
53 | |
54 | CFATTACH_DECL3_NEW(mfi_pci, sizeof(struct mfi_pci_softc), |
55 | mfi_pci_match, mfi_pci_attach, mfi_pci_detach, NULL, mfi_rescan, |
56 | mfi_childdetached, DVF_DETACH_SHUTDOWN); |
57 | |
58 | struct mfi_pci_subtype { |
59 | pcireg_t st_vendor; |
60 | pcireg_t st_product; |
61 | const char *st_string; |
62 | }; |
63 | |
64 | static const struct mfi_pci_subtype mfi_1078_subtypes[] = { |
65 | { PCI_VENDOR_SYMBIOS, 0x1006, "SAS 8888ELP" }, |
66 | { PCI_VENDOR_SYMBIOS, 0x100a, "SAS 8708ELP" }, |
67 | { PCI_VENDOR_SYMBIOS, 0x100f, "SAS 8708E" }, |
68 | { PCI_VENDOR_SYMBIOS, 0x1012, "SAS 8704ELP" }, |
69 | { PCI_VENDOR_SYMBIOS, 0x1013, "SAS 8708EM2" }, |
70 | { PCI_VENDOR_SYMBIOS, 0x1016, "SAS 8880EM2" }, |
71 | { PCI_VENDOR_DELL, 0x1f0a, "Dell PERC 6/e" }, |
72 | { PCI_VENDOR_DELL, 0x1f0b, "Dell PERC 6/i" }, |
73 | { PCI_VENDOR_DELL, 0x1f0c, "Dell PERC 6/i integrated" }, |
74 | { PCI_VENDOR_DELL, 0x1f0d, "Dell CERC 6/i" }, |
75 | { PCI_VENDOR_DELL, 0x1f11, "Dell CERC 6/i integrated" }, |
76 | { 0, 0, NULL } |
77 | }; |
78 | |
79 | static const struct mfi_pci_subtype mfi_perc5_subtypes[] = { |
80 | { PCI_VENDOR_DELL, 0x1f01, "Dell PERC 5/e" }, |
81 | { PCI_VENDOR_DELL, 0x1f02, "Dell PERC 5/i" }, |
82 | { PCI_VENDOR_DELL, 0x1f03, "Dell PERC 5/i integrated" }, |
83 | { 0, 0, NULL } |
84 | }; |
85 | |
86 | static const struct mfi_pci_subtype mfi_gen2_subtypes[] = { |
87 | { PCI_VENDOR_SYMBIOS, 0x9261, "SAS 9260-8i" }, |
88 | { PCI_VENDOR_SYMBIOS, 0x9263, "SAS 9261-8i" }, |
89 | { PCI_VENDOR_IBM, 0x03c7, "IBM ServeRAID M5014 SAS/SATA" }, |
90 | { PCI_VENDOR_DELL, 0x1f15, "Dell PERC H800 Adapter" }, |
91 | { PCI_VENDOR_DELL, 0x1f16, "Dell PERC H700 Adapter" }, |
92 | { PCI_VENDOR_DELL, 0x1f17, "Dell PERC H700 Integrated" }, |
93 | { PCI_VENDOR_DELL, 0x1f18, "Dell PERC H700 Modular" }, |
94 | { PCI_VENDOR_DELL, 0x1f19, "Dell PERC H700" }, |
95 | { PCI_VENDOR_DELL, 0x1f1a, "Dell PERC H800 Proto Adapter" }, |
96 | { PCI_VENDOR_DELL, 0x1f1b, "Dell PERC H800" }, |
97 | { 0x0, 0, "" } |
98 | }; |
99 | |
100 | static const struct mfi_pci_subtype mfi_skinny_subtypes[] = { |
101 | { PCI_VENDOR_IBM, 0x03b1, "IBM ServeRAID M1015 SAS/SATA" }, |
102 | { 0x0, 0, "" } |
103 | }; |
104 | |
105 | static const struct mfi_pci_subtype mfi_tbolt_subtypes[] = { |
106 | { PCI_VENDOR_SYMBIOS, 0x9265, "SAS 9265-8i" }, |
107 | { PCI_VENDOR_DELL, 0x1f2d, "Dell PERC H810 Adapter" }, |
108 | { PCI_VENDOR_DELL, 0x1f30, "Dell PERC H710 Embedded" }, |
109 | { PCI_VENDOR_DELL, 0x1f31, "Dell PERC H710P Adapter" }, |
110 | { PCI_VENDOR_DELL, 0x1f33, "Dell PERC H710P Mini (blades)" }, |
111 | { PCI_VENDOR_DELL, 0x1f34, "Dell PERC H710P Mini (blades)" }, |
112 | { PCI_VENDOR_DELL, 0x1f35, "Dell PERC H710 Adapter" }, |
113 | { PCI_VENDOR_DELL, 0x1f37, "Dell PERC H710 Mini (blades)" }, |
114 | { PCI_VENDOR_DELL, 0x1f38, "Dell PERC H710 Mini (monolithics)" }, |
115 | { PCI_VENDOR_INTEL, 0x9265, "Intel (R) RAID Controller RS25DB080" }, |
116 | { PCI_VENDOR_INTEL, 0x9285, "Intel (R) RAID Controller RS25NB008" }, |
117 | { 0x0, 0, "" } |
118 | }; |
119 | |
120 | static const |
121 | struct mfi_pci_device { |
122 | pcireg_t mpd_vendor; |
123 | pcireg_t mpd_product; |
124 | enum mfi_iop mpd_iop; |
125 | const struct mfi_pci_subtype *mpd_subtype; |
126 | } mfi_pci_devices[] = { |
127 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_SAS, |
128 | MFI_IOP_XSCALE, NULL }, |
129 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_VERDE_ZCR, |
130 | MFI_IOP_XSCALE, NULL }, |
131 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078, |
132 | MFI_IOP_PPC, mfi_1078_subtypes }, |
133 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS1078DE, |
134 | MFI_IOP_PPC, mfi_1078_subtypes }, |
135 | { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_5, |
136 | MFI_IOP_XSCALE, mfi_perc5_subtypes }, |
137 | { PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_6, |
138 | MFI_IOP_PPC, mfi_1078_subtypes }, |
139 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_1, |
140 | MFI_IOP_GEN2, mfi_gen2_subtypes }, |
141 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2108_2, |
142 | MFI_IOP_GEN2, mfi_gen2_subtypes }, |
143 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_SAS2008_1, |
144 | MFI_IOP_SKINNY, mfi_skinny_subtypes }, |
145 | { PCI_VENDOR_SYMBIOS, PCI_PRODUCT_SYMBIOS_MEGARAID_2208, |
146 | MFI_IOP_TBOLT, mfi_tbolt_subtypes }, |
147 | }; |
148 | |
149 | const struct mfi_pci_device * |
150 | mfi_pci_find_device(struct pci_attach_args *pa) |
151 | { |
152 | const struct mfi_pci_device *mpd; |
153 | int i; |
154 | |
155 | for (i = 0; i < __arraycount(mfi_pci_devices); i++) { |
156 | mpd = &mfi_pci_devices[i]; |
157 | |
158 | if (mpd->mpd_vendor == PCI_VENDOR(pa->pa_id) && |
159 | mpd->mpd_product == PCI_PRODUCT(pa->pa_id)) |
160 | return mpd; |
161 | } |
162 | |
163 | return NULL; |
164 | } |
165 | |
166 | int |
167 | mfi_pci_match(device_t parent, cfdata_t match, void *aux) |
168 | { |
169 | return (mfi_pci_find_device(aux) != NULL) ? 1 : 0; |
170 | } |
171 | |
172 | int |
173 | mfi_pci_detach(device_t self, int flags) |
174 | { |
175 | struct mfi_pci_softc *psc = device_private(self); |
176 | struct mfi_softc *sc = &psc->psc_sc; |
177 | int error; |
178 | |
179 | if ((error = mfi_detach(sc, flags)) != 0) |
180 | return error; |
181 | |
182 | /* xxx */ |
183 | pci_intr_disestablish(psc->psc_pc, sc->sc_ih); |
184 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
185 | return 0; |
186 | } |
187 | |
188 | void |
189 | mfi_pci_attach(device_t parent, device_t self, void *aux) |
190 | { |
191 | struct mfi_pci_softc *psc = device_private(self); |
192 | struct mfi_softc *sc = &psc->psc_sc; |
193 | struct pci_attach_args *pa = aux; |
194 | const struct mfi_pci_device *mpd; |
195 | const struct mfi_pci_subtype *st; |
196 | const char *intrstr; |
197 | pci_intr_handle_t ih; |
198 | pcireg_t csr; |
199 | int regbar; |
200 | const char *subtype = NULL; |
201 | uint32_t subsysid; |
202 | char intrbuf[PCI_INTRSTR_LEN]; |
203 | |
204 | sc->sc_dev = self; |
205 | psc->psc_pc = pa->pa_pc; |
206 | |
207 | mpd = mfi_pci_find_device(pa); |
208 | if (mpd == NULL) { |
209 | aprint_error(": can't find matching pci device\n" ); |
210 | return; |
211 | } |
212 | |
213 | if (mpd->mpd_iop == MFI_IOP_GEN2 || mpd->mpd_iop == MFI_IOP_SKINNY || |
214 | mpd->mpd_iop == MFI_IOP_TBOLT) |
215 | regbar = MFI_BAR_GEN2; |
216 | else |
217 | regbar = MFI_BAR; |
218 | |
219 | csr = pci_mapreg_type(pa->pa_pc, pa->pa_tag, regbar); |
220 | csr |= PCI_MAPREG_MEM_TYPE_32BIT; |
221 | if (pci_mapreg_map(pa, regbar, csr, 0, |
222 | &sc->sc_iot, &sc->sc_ioh, NULL, &sc->sc_size)) { |
223 | aprint_error(": can't map controller pci space\n" ); |
224 | return; |
225 | } |
226 | |
227 | sc->sc_dmat = pa->pa_dmat; |
228 | if (mpd->mpd_iop == MFI_IOP_TBOLT && pci_dma64_available(pa)) { |
229 | sc->sc_datadmat = pa->pa_dmat64; |
230 | sc->sc_64bit_dma = 1; |
231 | } else { |
232 | sc->sc_datadmat = pa->pa_dmat; |
233 | sc->sc_64bit_dma = 0; |
234 | } |
235 | |
236 | if (pci_intr_map(pa, &ih)) { |
237 | aprint_error(": can't map interrupt\n" ); |
238 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
239 | return; |
240 | } |
241 | intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf)); |
242 | if (mpd->mpd_iop == MFI_IOP_TBOLT) { |
243 | sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, |
244 | mfi_tbolt_intrh, sc); |
245 | } else { |
246 | sc->sc_ih = |
247 | pci_intr_establish(pa->pa_pc, ih, IPL_BIO, mfi_intr, sc); |
248 | } |
249 | if (!sc->sc_ih) { |
250 | aprint_error(": can't establish interrupt" ); |
251 | if (intrstr) |
252 | aprint_error(" at %s" , intrstr); |
253 | aprint_error("\n" ); |
254 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
255 | return; |
256 | } |
257 | |
258 | subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); |
259 | if (mpd->mpd_subtype != NULL) { |
260 | st = mpd->mpd_subtype; |
261 | while (st->st_vendor != 0) { |
262 | if (PCI_VENDOR(subsysid) == st->st_vendor && |
263 | PCI_PRODUCT(subsysid) == st->st_product) { |
264 | subtype = st->st_string; |
265 | break; |
266 | } |
267 | st++; |
268 | } |
269 | if (subtype) { |
270 | aprint_normal(": %s\n" , subtype); |
271 | } else { |
272 | aprint_normal(": vendor 0x%x product 0x%x\n" , |
273 | PCI_VENDOR(subsysid), PCI_PRODUCT(subsysid)); |
274 | } |
275 | } |
276 | |
277 | aprint_normal("%s: interrupting at %s\n" , DEVNAME(sc), intrstr); |
278 | |
279 | if (mfi_attach(sc, mpd->mpd_iop)) { |
280 | aprint_error("%s: can't attach" , DEVNAME(sc)); |
281 | pci_intr_disestablish(pa->pa_pc, sc->sc_ih); |
282 | sc->sc_ih = NULL; |
283 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_size); |
284 | } |
285 | } |
286 | |