2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <phk@FreeBSD.ORG> wrote this file. As long as you retain this notice you
5 * can do whatever you want with this stuff. If we meet some day, and you think
6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
7 * ----------------------------------------------------------------------------
9 * $FreeBSD: src/sys/contrib/dev/fla/fla.c,v 1.16 1999/12/08 04:45:16 ken Exp $
14 #include <sys/param.h>
15 #include <sys/systm.h>
16 #include <sys/sysctl.h>
17 #include <sys/kernel.h>
19 #include <sys/malloc.h>
22 #include <sys/devicestat.h>
23 #include <sys/module.h>
24 #include <machine/clock.h>
25 #include <machine/resource.h>
29 #include <vm/vm_param.h>
32 #include <isa/isavar.h>
35 #include <machine/smp.h>
36 #define LEAVE() rel_mplock();
37 #define ENTER() get_mplock();
43 #include <contrib/dev/fla/msysosak.h>
45 MALLOC_DEFINE(M_FLA, "fla driver", "fla driver storage");
47 static int fla_debug = 0;
48 SYSCTL_INT(_debug, OID_AUTO, fladebug, CTLFLAG_RW, &fla_debug, 0, "");
50 #define CDEV_MAJOR 102
53 static d_strategy_t flastrategy;
54 static d_open_t flaopen;
55 static d_close_t flaclose;
56 static d_ioctl_t flaioctl;
58 static struct cdevsw fla_cdevsw = {
62 /* write */ physwrite,
66 /* strategy */ flastrategy,
71 /* flags */ D_DISK | D_CANFREE,
74 static struct cdevsw fladisk_cdevsw;
77 doc2k_malloc(int bytes)
79 return malloc(bytes, M_FLA, M_WAITOK);
89 doc2k_delay(unsigned msec)
95 doc2k_memcpy(void *dst, const void *src, unsigned len)
101 doc2k_memcmp(const void *dst, const void *src, unsigned len)
103 return (bcmp(src, dst, len));
107 doc2k_memset(void *dst, int c, unsigned len)
114 static struct fla_s {
118 struct doc2k_stat ds;
119 struct buf_queue_head buf_queue;
120 struct devstat stats;
126 flaopen(dev_t dev, int flag, int fmt, struct proc *p)
130 struct disklabel *dl;
133 printf("flaopen(%s %x %x %p)\n",
134 devtoname(dev), flag, fmt, p);
138 error = doc2k_open(sc->unit);
141 printf("doc2k_open(%d) -> err %d\n", sc->unit, error);
145 dl = &sc->disk.d_label;
146 bzero(dl, sizeof(*dl));
147 error = doc2k_size(sc->unit, &dl->d_secperunit,
148 &dl->d_ncylinders, &dl->d_ntracks, &dl->d_nsectors);
149 dl->d_secsize = DEV_BSIZE;
150 dl->d_secpercyl = dl->d_ntracks * dl->d_nsectors; /* XXX */
156 flaclose(dev_t dev, int flags, int fmt, struct proc *p)
162 printf("flaclose(%s %x %x %p)\n",
163 devtoname(dev), flags, fmt, p);
167 error = doc2k_close(sc->unit);
169 printf("doc2k_close(%d) -> err %d\n", sc->unit, error);
176 flaioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
180 printf("flaioctl(%s %lx %p %x %p)\n",
181 devtoname(dev), cmd, addr, flags, p);
187 flastrategy(struct buf *bp)
192 enum doc2k_work what;
195 printf("flastrategy(%p) %s %lx, %d, %ld, %p)\n",
196 bp, devtoname(bp->b_dev), bp->b_flags, bp->b_blkno,
197 bp->b_bcount / DEV_BSIZE, bp->b_data);
199 sc = bp->b_dev->si_drv1;
203 bufqdisksort(&sc->buf_queue, bp);
213 bp = bufq_first(&sc->buf_queue);
215 bufq_remove(&sc->buf_queue, bp);
220 devstat_start_transaction(&sc->stats);
221 bp->b_resid = bp->b_bcount;
222 unit = dkunit(bp->b_dev);
224 if (bp->b_flags & B_FREEBUF)
226 else if (bp->b_flags & B_READ)
233 error = doc2k_rwe( unit, what, bp->b_pblkno,
234 bp->b_bcount / DEV_BSIZE, bp->b_data);
238 if (fla_debug > 1 || error) {
239 printf("fla%d: %d = rwe(%p, %d, %d, %d, %ld, %p)\n",
240 unit, error, bp, unit, what, bp->b_pblkno,
241 bp->b_bcount / DEV_BSIZE, bp->b_data);
245 bp->b_flags |= B_ERROR;
249 devstat_end_transaction_buf(&sc->stats, bp);
259 flaprobe (device_t dev)
265 unit = device_get_unit(dev);
268 /* This is slightly ugly */
269 i = doc2k_probe(unit, KERNBASE + 0xc0000, KERNBASE + 0xe0000);
273 i = doc2k_info(unit, &sc->ds);
277 bus_set_resource(dev, SYS_RES_MEMORY, 0,
278 sc->ds.window - KERNBASE, 8192);
284 flaattach (device_t dev)
287 int i, j, k, l, m, error;
290 unit = device_get_unit(dev);
293 error = doc2k_open(unit);
295 printf("doc2k_open(%d) -> err %d\n", unit, error);
299 error = doc2k_size(unit, &sc->nsect, &i, &j, &k );
301 printf("doc2k_size(%d) -> err %d\n", unit, error);
305 printf("fla%d: <%s %s>\n", unit, sc->ds.product, sc->ds.model);
307 error = doc2k_close(unit);
309 printf("doc2k_close(%d) -> err %d\n", unit, error);
313 m = 1024L * 1024L / DEV_BSIZE;
314 l = (sc->nsect * 10 + m/2) / m;
315 printf("fla%d: %d.%01dMB (%u sectors),"
316 " %d cyls, %d heads, %d S/T, 512 B/S\n",
317 unit, l / 10, l % 10, sc->nsect, i, j, k);
320 printf("fla%d: JEDEC=0x%x unitsize=%ld mediasize=%ld"
321 " chipsize=%ld interleave=%d window=%lx\n",
322 unit, sc->ds.type, sc->ds.unitSize, sc->ds.mediaSize,
323 sc->ds.chipSize, sc->ds.interleaving, sc->ds.window);
325 bufq_init(&sc->buf_queue);
327 devstat_add_entry(&softc[unit].stats, "fla", unit, DEV_BSIZE,
328 DEVSTAT_NO_ORDERED_TAGS,
329 DEVSTAT_TYPE_DIRECT | DEVSTAT_TYPE_IF_OTHER,
330 DEVSTAT_PRIORITY_DISK);
332 sc->dev = disk_create(unit, &sc->disk, 0, &fla_cdevsw, &fladisk_cdevsw);
333 sc->dev->si_drv1 = sc;
339 static device_method_t fla_methods[] = {
340 /* Device interface */
341 DEVMETHOD(device_probe, flaprobe),
342 DEVMETHOD(device_attach, flaattach),
346 static driver_t fladriver = {
349 sizeof(struct fla_s),
352 static devclass_t fla_devclass;
354 DRIVER_MODULE(fla, isa, fladriver, fla_devclass, 0, 0);