1/*- 2 * Copyright (c) 1999 Jonathan Lemon 3 * Copyright (c) 1999 Michael Smith 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: --- 13 unchanged lines hidden (view full) --- 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 */ 28 29#include <sys/cdefs.h> |
30__FBSDID("$FreeBSD: head/sys/dev/mlx/mlx_disk.c 125975 2004-02-18 21:36:53Z phk $"); |
31 32/* 33 * Disk driver for Mylex DAC960 RAID adapters. 34 */ 35 36#include <sys/param.h> 37#include <sys/systm.h> 38#include <sys/kernel.h> --- 175 unchanged lines hidden (view full) --- 214 default: 215 state = "unknown state"; 216 } 217 218 device_printf(dev, "%uMB (%u sectors) RAID %d (%s)\n", 219 sc->mlxd_drive->ms_size / ((1024 * 1024) / MLX_BLKSIZE), 220 sc->mlxd_drive->ms_size, sc->mlxd_drive->ms_raidlevel, state); 221 |
222 sc->mlxd_disk = disk_alloc(); 223 sc->mlxd_disk->d_open = mlxd_open; 224 sc->mlxd_disk->d_close = mlxd_close; 225 sc->mlxd_disk->d_ioctl = mlxd_ioctl; 226 sc->mlxd_disk->d_strategy = mlxd_strategy; 227 sc->mlxd_disk->d_name = "mlxd"; 228 sc->mlxd_disk->d_unit = sc->mlxd_unit; 229 sc->mlxd_disk->d_drv1 = sc; 230 sc->mlxd_disk->d_sectorsize = MLX_BLKSIZE; 231 sc->mlxd_disk->d_mediasize = MLX_BLKSIZE * (off_t)sc->mlxd_drive->ms_size; 232 sc->mlxd_disk->d_fwsectors = sc->mlxd_drive->ms_sectors; 233 sc->mlxd_disk->d_fwheads = sc->mlxd_drive->ms_heads; 234 sc->mlxd_disk->d_flags = DISKFLAG_NEEDSGIANT; |
235 236 /* 237 * Set maximum I/O size to the lesser of the recommended maximum and the practical 238 * maximum except on v2 cards where the maximum is set to 8 pages. 239 */ 240 if (sc->mlxd_controller->mlx_iftype == MLX_IFTYPE_2) |
241 sc->mlxd_disk->d_maxsize = 8 * PAGE_SIZE; |
242 else { 243 s1 = sc->mlxd_controller->mlx_enq2->me_maxblk * MLX_BLKSIZE; 244 s2 = (sc->mlxd_controller->mlx_enq2->me_max_sg - 1) * PAGE_SIZE; |
245 sc->mlxd_disk->d_maxsize = imin(s1, s2); |
246 } 247 |
248 disk_create(sc->mlxd_disk, DISK_VERSION); |
249 250 return (0); 251} 252 253static int 254mlxd_detach(device_t dev) 255{ 256 struct mlxd_softc *sc = (struct mlxd_softc *)device_get_softc(dev); 257 258 debug_called(1); 259 |
260 disk_destroy(sc->mlxd_disk); |
261 262 return(0); 263} 264 |