2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1999,2000 Jonathan Lemon
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
35 #include <sys/module.h>
41 #include <sys/mutex.h>
43 #include <machine/bus.h>
44 #include <machine/resource.h>
47 #include <dev/pci/pcireg.h>
48 #include <dev/pci/pcivar.h>
50 #include <geom/geom_disk.h>
52 #include <dev/ida/idavar.h>
53 #include <dev/ida/idareg.h>
55 #define IDA_PCI_MAX_DMA_ADDR 0xFFFFFFFF
56 #define IDA_PCI_MAX_DMA_COUNT 0xFFFFFFFF
58 #define IDA_PCI_MEMADDR PCIR_BAR(1) /* Mem I/O Address */
60 #define IDA_DEVICEID_SMART 0xAE100E11
61 #define IDA_DEVICEID_DEC_SMART 0x00461011
62 #define IDA_DEVICEID_NCR_53C1510 0x00101000
65 ida_v3_fifo_full(struct ida_softc *ida)
67 return (ida_inl(ida, R_CMD_FIFO) == 0);
71 ida_v3_submit(struct ida_softc *ida, struct ida_qcb *qcb)
73 ida_outl(ida, R_CMD_FIFO, qcb->hwqcb_busaddr);
77 ida_v3_done(struct ida_softc *ida)
81 completed = ida_inl(ida, R_DONE_FIFO);
82 if (completed == -1) {
83 return (0); /* fifo is empty */
89 ida_v3_int_pending(struct ida_softc *ida)
91 return (ida_inl(ida, R_INT_PENDING));
95 ida_v3_int_enable(struct ida_softc *ida, int enable)
98 ida->flags |= IDA_INTERRUPTS;
100 ida->flags &= ~IDA_INTERRUPTS;
101 ida_outl(ida, R_INT_MASK, enable ? INT_ENABLE : INT_DISABLE);
105 ida_v4_fifo_full(struct ida_softc *ida)
107 return (ida_inl(ida, R_42XX_REQUEST) != 0);
111 ida_v4_submit(struct ida_softc *ida, struct ida_qcb *qcb)
113 ida_outl(ida, R_42XX_REQUEST, qcb->hwqcb_busaddr);
117 ida_v4_done(struct ida_softc *ida)
119 bus_addr_t completed;
121 completed = ida_inl(ida, R_42XX_REPLY);
123 return (0); /* fifo is empty */
124 ida_outl(ida, R_42XX_REPLY, 0); /* confirm read */
129 ida_v4_int_pending(struct ida_softc *ida)
131 return (ida_inl(ida, R_42XX_STATUS) & STATUS_42XX_INT_PENDING);
135 ida_v4_int_enable(struct ida_softc *ida, int enable)
138 ida->flags |= IDA_INTERRUPTS;
140 ida->flags &= ~IDA_INTERRUPTS;
141 ida_outl(ida, R_42XX_INT_MASK,
142 enable ? INT_ENABLE_42XX : INT_DISABLE_42XX);
145 static struct ida_access ida_v3_access = {
153 static struct ida_access ida_v4_access = {
161 static struct ida_board board_id[] = {
162 { 0x40300E11, "Compaq SMART-2/P array controller",
164 { 0x40310E11, "Compaq SMART-2SL array controller",
166 { 0x40320E11, "Compaq Smart Array 3200 controller",
168 { 0x40330E11, "Compaq Smart Array 3100ES controller",
170 { 0x40340E11, "Compaq Smart Array 221 controller",
173 { 0x40400E11, "Compaq Integrated Array controller",
174 &ida_v4_access, IDA_FIRMWARE },
175 { 0x40480E11, "Compaq RAID LC2 controller",
176 &ida_v4_access, IDA_FIRMWARE },
177 { 0x40500E11, "Compaq Smart Array 4200 controller",
179 { 0x40510E11, "Compaq Smart Array 4250ES controller",
181 { 0x40580E11, "Compaq Smart Array 431 controller",
187 static int ida_pci_probe(device_t dev);
188 static int ida_pci_attach(device_t dev);
190 static device_method_t ida_pci_methods[] = {
191 DEVMETHOD(device_probe, ida_pci_probe),
192 DEVMETHOD(device_attach, ida_pci_attach),
193 DEVMETHOD(device_detach, ida_detach),
198 static driver_t ida_pci_driver = {
201 sizeof(struct ida_softc)
204 static devclass_t ida_devclass;
206 static struct ida_board *
207 ida_pci_match(device_t dev)
210 u_int32_t id, sub_id;
212 id = pci_get_devid(dev);
213 sub_id = pci_get_subdevice(dev) << 16 | pci_get_subvendor(dev);
215 if (id == IDA_DEVICEID_SMART ||
216 id == IDA_DEVICEID_DEC_SMART ||
217 id == IDA_DEVICEID_NCR_53C1510) {
218 for (i = 0; board_id[i].board; i++)
219 if (board_id[i].board == sub_id)
220 return (&board_id[i]);
226 ida_pci_probe(device_t dev)
228 struct ida_board *board = ida_pci_match(dev);
231 device_set_desc(dev, board->desc);
232 return (BUS_PROBE_DEFAULT);
238 ida_pci_attach(device_t dev)
240 struct ida_board *board = ida_pci_match(dev);
241 u_int32_t id = pci_get_devid(dev);
242 struct ida_softc *ida;
245 ida = (struct ida_softc *)device_get_softc(dev);
247 ida->cmd = *board->accessor;
248 ida->flags = board->flags;
249 mtx_init(&ida->lock, "ida", NULL, MTX_DEF);
250 callout_init_mtx(&ida->ch, &ida->lock, 0);
252 ida->regs_res_type = SYS_RES_MEMORY;
253 ida->regs_res_id = IDA_PCI_MEMADDR;
254 if (id == IDA_DEVICEID_DEC_SMART)
255 ida->regs_res_id = PCIR_BAR(0);
257 ida->regs = bus_alloc_resource_any(dev, ida->regs_res_type,
258 &ida->regs_res_id, RF_ACTIVE);
259 if (ida->regs == NULL) {
260 device_printf(dev, "can't allocate memory resources\n");
264 error = bus_dma_tag_create(
265 /* parent */ bus_get_dma_tag(dev),
268 /* lowaddr */ BUS_SPACE_MAXADDR_32BIT,
269 /* highaddr */ BUS_SPACE_MAXADDR,
271 /* filterarg */ NULL,
272 /* maxsize */ BUS_SPACE_MAXSIZE_32BIT,
273 /* nsegments */ BUS_SPACE_UNRESTRICTED,
274 /* maxsegsize */ BUS_SPACE_MAXSIZE_32BIT,
275 /* flags */ BUS_DMA_ALLOCNOW,
280 device_printf(dev, "can't allocate DMA tag\n");
286 ida->irq_res_type = SYS_RES_IRQ;
287 ida->irq = bus_alloc_resource_any(dev, ida->irq_res_type, &rid,
288 RF_ACTIVE | RF_SHAREABLE);
289 if (ida->irq == NULL) {
293 error = bus_setup_intr(dev, ida->irq, INTR_TYPE_BIO | INTR_ENTROPY | INTR_MPSAFE,
294 NULL, ida_intr, ida, &ida->ih);
296 device_printf(dev, "can't setup interrupt\n");
301 error = ida_setup(ida);
310 DRIVER_MODULE(ida, pci, ida_pci_driver, ida_devclass, 0, 0);
311 MODULE_PNP_INFO("W32:vendor/device;D:#", pci, ida, board_id,
312 nitems(board_id) - 1);