1139749Simp/*- 2129449Sscottl * Copyright (c) 2000-04 ICP vortex GmbH 3129449Sscottl * Copyright (c) 2002-04 Intel Corporation 4129449Sscottl * Copyright (c) 2003-04 Adaptec Inc. 589580Smsmith * All Rights Reserved 689580Smsmith * 789580Smsmith * Redistribution and use in source and binary forms, with or without 889580Smsmith * modification, are permitted provided that the following conditions 989580Smsmith * are met: 1089580Smsmith * 1. Redistributions of source code must retain the above copyright 1189580Smsmith * notice, this list of conditions, and the following disclaimer, 1289580Smsmith * without modification, immediately at the beginning of the file. 1389580Smsmith * 2. Redistributions in binary form must reproduce the above copyright 1489580Smsmith * notice, this list of conditions and the following disclaimer in the 1589580Smsmith * documentation and/or other materials provided with the distribution. 1689580Smsmith * 3. The name of the author may not be used to endorse or promote products 1789580Smsmith * derived from this software without specific prior written permission. 1889580Smsmith * 1989580Smsmith * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 2089580Smsmith * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2189580Smsmith * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2289580Smsmith * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 2389580Smsmith * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2489580Smsmith * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2589580Smsmith * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2689580Smsmith * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2789580Smsmith * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2889580Smsmith * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2989580Smsmith * SUCH DAMAGE. 3089580Smsmith */ 3189580Smsmith 3289580Smsmith/* 3389580Smsmith * iir.c: SCSI dependant code for the Intel Integrated RAID Controller driver 3489580Smsmith * 35120477Sscottl * Written by: Achim Leubner <achim_leubner@adaptec.com> 3689580Smsmith * Fixes/Additions: Boji Tony Kannanthanam <boji.t.kannanthanam@intel.com> 3789580Smsmith * 3889580Smsmith * credits: Niklas Hallqvist; OpenBSD driver for the ICP Controllers. 3989580Smsmith * Mike Smith; Some driver source code. 4089580Smsmith * FreeBSD.ORG; Great O/S to work on and for. 4189580Smsmith * 42129449Sscottl * $Id: iir.c 1.5 2004/03/30 10:17:53 achim Exp $" 4389580Smsmith */ 4489580Smsmith 45119418Sobrien#include <sys/cdefs.h> 46119418Sobrien__FBSDID("$FreeBSD: stable/10/sys/dev/iir/iir.c 315813 2017-03-23 06:41:13Z mav $"); 4789580Smsmith 4889580Smsmith#define _IIR_C_ 4989580Smsmith 5089580Smsmith/* #include "opt_iir.h" */ 5189580Smsmith#include <sys/param.h> 5289580Smsmith#include <sys/systm.h> 5395533Smike#include <sys/endian.h> 5489580Smsmith#include <sys/eventhandler.h> 5589580Smsmith#include <sys/malloc.h> 5689580Smsmith#include <sys/kernel.h> 5789580Smsmith#include <sys/bus.h> 5889580Smsmith 5989580Smsmith#include <machine/bus.h> 6089580Smsmith#include <machine/stdarg.h> 6189580Smsmith 6289580Smsmith#include <cam/cam.h> 6389580Smsmith#include <cam/cam_ccb.h> 6489580Smsmith#include <cam/cam_sim.h> 6589580Smsmith#include <cam/cam_xpt_sim.h> 6689580Smsmith#include <cam/cam_debug.h> 6789580Smsmith#include <cam/scsi/scsi_all.h> 6889580Smsmith#include <cam/scsi/scsi_message.h> 6989580Smsmith 7089580Smsmith#include <dev/iir/iir.h> 7189580Smsmith 72227293Sedstatic MALLOC_DEFINE(M_GDTBUF, "iirbuf", "iir driver buffer"); 73156139Sscottl 7489580Smsmith#ifdef GDT_DEBUG 7589580Smsmithint gdt_debug = GDT_DEBUG; 7689580Smsmith#ifdef __SERIAL__ 7789580Smsmith#define MAX_SERBUF 160 7889580Smsmithstatic void ser_init(void); 7989580Smsmithstatic void ser_puts(char *str); 8089580Smsmithstatic void ser_putc(int c); 8189580Smsmithstatic char strbuf[MAX_SERBUF+1]; 8289580Smsmith#ifdef __COM2__ 8389580Smsmith#define COM_BASE 0x2f8 8489580Smsmith#else 8589580Smsmith#define COM_BASE 0x3f8 8689580Smsmith#endif 8789580Smsmithstatic void ser_init() 8889580Smsmith{ 8989580Smsmith unsigned port=COM_BASE; 9089580Smsmith 9189580Smsmith outb(port+3, 0x80); 9289580Smsmith outb(port+1, 0); 9389580Smsmith /* 19200 Baud, if 9600: outb(12,port) */ 9489580Smsmith outb(port, 6); 9589580Smsmith outb(port+3, 3); 9689580Smsmith outb(port+1, 0); 9789580Smsmith} 9889580Smsmith 9989580Smsmithstatic void ser_puts(char *str) 10089580Smsmith{ 10189580Smsmith char *ptr; 10289580Smsmith 10389580Smsmith ser_init(); 10489580Smsmith for (ptr=str;*ptr;++ptr) 10589580Smsmith ser_putc((int)(*ptr)); 10689580Smsmith} 10789580Smsmith 10889580Smsmithstatic void ser_putc(int c) 10989580Smsmith{ 11089580Smsmith unsigned port=COM_BASE; 11189580Smsmith 11289580Smsmith while ((inb(port+5) & 0x20)==0); 11389580Smsmith outb(port, c); 11489580Smsmith if (c==0x0a) 11589580Smsmith { 11689580Smsmith while ((inb(port+5) & 0x20)==0); 11789580Smsmith outb(port, 0x0d); 11889580Smsmith } 11989580Smsmith} 12089580Smsmith 12189580Smsmithint ser_printf(const char *fmt, ...) 12289580Smsmith{ 12389580Smsmith va_list args; 12489580Smsmith int i; 12589580Smsmith 12689580Smsmith va_start(args,fmt); 12789580Smsmith i = vsprintf(strbuf,fmt,args); 12889580Smsmith ser_puts(strbuf); 12989580Smsmith va_end(args); 13089580Smsmith return i; 13189580Smsmith} 13289580Smsmith#endif 13389580Smsmith#endif 13489580Smsmith 13589580Smsmith/* controller cnt. */ 13689580Smsmithint gdt_cnt = 0; 13789580Smsmith/* event buffer */ 13889580Smsmithstatic gdt_evt_str ebuffer[GDT_MAX_EVENTS]; 13989580Smsmithstatic int elastidx, eoldidx; 140275975Ssmhstatic struct mtx elock; 141275975SsmhMTX_SYSINIT(iir_elock, &elock, "iir events", MTX_DEF); 14289580Smsmith/* statistics */ 14389580Smsmithgdt_statist_t gdt_stat; 14489580Smsmith 14589580Smsmith/* Definitions for our use of the SIM private CCB area */ 14689580Smsmith#define ccb_sim_ptr spriv_ptr0 14789580Smsmith#define ccb_priority spriv_field1 14889580Smsmith 14989580Smsmithstatic void iir_action(struct cam_sim *sim, union ccb *ccb); 150275975Ssmhstatic int iir_intr_locked(struct gdt_softc *gdt); 15189580Smsmithstatic void iir_poll(struct cam_sim *sim); 15289580Smsmithstatic void iir_shutdown(void *arg, int howto); 15389580Smsmithstatic void iir_timeout(void *arg); 15489580Smsmith 15589580Smsmithstatic void gdt_eval_mapping(u_int32_t size, int *cyls, int *heads, 15689580Smsmith int *secs); 15789580Smsmithstatic int gdt_internal_cmd(struct gdt_softc *gdt, struct gdt_ccb *gccb, 15889580Smsmith u_int8_t service, u_int16_t opcode, 15989580Smsmith u_int32_t arg1, u_int32_t arg2, u_int32_t arg3); 16089580Smsmithstatic int gdt_wait(struct gdt_softc *gdt, struct gdt_ccb *ccb, 16189580Smsmith int timeout); 16289580Smsmith 16389580Smsmithstatic struct gdt_ccb *gdt_get_ccb(struct gdt_softc *gdt); 16489580Smsmith 16589580Smsmithstatic int gdt_sync_event(struct gdt_softc *gdt, int service, 16689580Smsmith u_int8_t index, struct gdt_ccb *gccb); 16789580Smsmithstatic int gdt_async_event(struct gdt_softc *gdt, int service); 16889580Smsmithstatic struct gdt_ccb *gdt_raw_cmd(struct gdt_softc *gdt, 169275975Ssmh union ccb *ccb); 17089580Smsmithstatic struct gdt_ccb *gdt_cache_cmd(struct gdt_softc *gdt, 171275975Ssmh union ccb *ccb); 17289580Smsmithstatic struct gdt_ccb *gdt_ioctl_cmd(struct gdt_softc *gdt, 173275975Ssmh gdt_ucmd_t *ucmd); 174275975Ssmhstatic void gdt_internal_cache_cmd(struct gdt_softc *gdt, union ccb *ccb); 17589580Smsmith 17689580Smsmithstatic void gdtmapmem(void *arg, bus_dma_segment_t *dm_segs, 17789580Smsmith int nseg, int error); 17889580Smsmithstatic void gdtexecuteccb(void *arg, bus_dma_segment_t *dm_segs, 17989580Smsmith int nseg, int error); 18089580Smsmith 18189580Smsmithint 18289580Smsmithiir_init(struct gdt_softc *gdt) 18389580Smsmith{ 18489580Smsmith u_int16_t cdev_cnt; 18589580Smsmith int i, id, drv_cyls, drv_hds, drv_secs; 18689580Smsmith struct gdt_ccb *gccb; 18789580Smsmith 18889580Smsmith GDT_DPRINTF(GDT_D_DEBUG, ("iir_init()\n")); 18989580Smsmith 19089580Smsmith gdt->sc_state = GDT_POLLING; 19189580Smsmith gdt_clear_events(); 19289580Smsmith bzero(&gdt_stat, sizeof(gdt_statist_t)); 19389580Smsmith 19489580Smsmith SLIST_INIT(&gdt->sc_free_gccb); 19589580Smsmith SLIST_INIT(&gdt->sc_pending_gccb); 19689580Smsmith TAILQ_INIT(&gdt->sc_ccb_queue); 19789580Smsmith TAILQ_INIT(&gdt->sc_ucmd_queue); 19889580Smsmith 19989580Smsmith /* DMA tag for mapping buffers into device visible space. */ 20089580Smsmith if (bus_dma_tag_create(gdt->sc_parent_dmat, /*alignment*/1, /*boundary*/0, 201114001Sscottl /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, 20289580Smsmith /*highaddr*/BUS_SPACE_MAXADDR, 20389580Smsmith /*filter*/NULL, /*filterarg*/NULL, 204281826Smav /*maxsize*/DFLTPHYS, 205281826Smav /*nsegments*/GDT_MAXSG, 20689580Smsmith /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, 20789580Smsmith /*flags*/BUS_DMA_ALLOCNOW, 208275975Ssmh /*lockfunc*/busdma_lock_mutex, 209275975Ssmh /*lockarg*/&gdt->sc_lock, 21089580Smsmith &gdt->sc_buffer_dmat) != 0) { 211275975Ssmh device_printf(gdt->sc_devnode, 212275975Ssmh "bus_dma_tag_create(..., gdt->sc_buffer_dmat) failed\n"); 21389580Smsmith return (1); 21489580Smsmith } 21589580Smsmith gdt->sc_init_level++; 21689580Smsmith 21789580Smsmith /* DMA tag for our ccb structures */ 218114001Sscottl if (bus_dma_tag_create(gdt->sc_parent_dmat, 219114001Sscottl /*alignment*/1, 220114001Sscottl /*boundary*/0, 221114001Sscottl /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, 22289580Smsmith /*highaddr*/BUS_SPACE_MAXADDR, 223114001Sscottl /*filter*/NULL, 224114001Sscottl /*filterarg*/NULL, 225156139Sscottl GDT_MAXCMDS * GDT_SCRATCH_SZ, /* maxsize */ 22689580Smsmith /*nsegments*/1, 22789580Smsmith /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT, 228117126Sscottl /*flags*/0, /*lockfunc*/busdma_lock_mutex, 229275975Ssmh /*lockarg*/&gdt->sc_lock, 230275975Ssmh &gdt->sc_gcscratch_dmat) != 0) { 231275975Ssmh device_printf(gdt->sc_devnode, 232275975Ssmh "bus_dma_tag_create(...,gdt->sc_gcscratch_dmat) failed\n"); 23389580Smsmith return (1); 23489580Smsmith } 23589580Smsmith gdt->sc_init_level++; 23689580Smsmith 237156139Sscottl /* Allocation for our ccb scratch area */ 238156139Sscottl if (bus_dmamem_alloc(gdt->sc_gcscratch_dmat, (void **)&gdt->sc_gcscratch, 239156139Sscottl BUS_DMA_NOWAIT, &gdt->sc_gcscratch_dmamap) != 0) { 240275975Ssmh device_printf(gdt->sc_devnode, 241275975Ssmh "bus_dmamem_alloc(...,&gdt->sc_gccbs,...) failed\n"); 24289580Smsmith return (1); 24389580Smsmith } 24489580Smsmith gdt->sc_init_level++; 24589580Smsmith 24689580Smsmith /* And permanently map them */ 247156139Sscottl bus_dmamap_load(gdt->sc_gcscratch_dmat, gdt->sc_gcscratch_dmamap, 248156139Sscottl gdt->sc_gcscratch, GDT_MAXCMDS * GDT_SCRATCH_SZ, 249156139Sscottl gdtmapmem, &gdt->sc_gcscratch_busbase, /*flags*/0); 25089580Smsmith gdt->sc_init_level++; 25189580Smsmith 25289580Smsmith /* Clear them out. */ 253156139Sscottl bzero(gdt->sc_gcscratch, GDT_MAXCMDS * GDT_SCRATCH_SZ); 25489580Smsmith 25589580Smsmith /* Initialize the ccbs */ 256156139Sscottl gdt->sc_gccbs = malloc(sizeof(struct gdt_ccb) * GDT_MAXCMDS, M_GDTBUF, 257156139Sscottl M_NOWAIT | M_ZERO); 258156139Sscottl if (gdt->sc_gccbs == NULL) { 259275975Ssmh device_printf(gdt->sc_devnode, "no memory for gccbs.\n"); 260156139Sscottl return (1); 261156139Sscottl } 26289580Smsmith for (i = GDT_MAXCMDS-1; i >= 0; i--) { 263156139Sscottl gccb = &gdt->sc_gccbs[i]; 264156139Sscottl gccb->gc_cmd_index = i + 2; 265156139Sscottl gccb->gc_flags = GDT_GCF_UNUSED; 266156139Sscottl gccb->gc_map_flag = FALSE; 26789580Smsmith if (bus_dmamap_create(gdt->sc_buffer_dmat, /*flags*/0, 268156139Sscottl &gccb->gc_dmamap) != 0) 26989580Smsmith return(1); 270156139Sscottl gccb->gc_map_flag = TRUE; 271275982Ssmh gccb->gc_scratch = &gdt->sc_gcscratch[GDT_SCRATCH_SZ * i]; 272156139Sscottl gccb->gc_scratch_busbase = gdt->sc_gcscratch_busbase + GDT_SCRATCH_SZ * i; 273275975Ssmh callout_init_mtx(&gccb->gc_timeout, &gdt->sc_lock, 0); 274156139Sscottl SLIST_INSERT_HEAD(&gdt->sc_free_gccb, gccb, sle); 27589580Smsmith } 27689580Smsmith gdt->sc_init_level++; 27789580Smsmith 27889580Smsmith /* create the control device */ 279275975Ssmh gdt->sc_dev = gdt_make_dev(gdt); 28089580Smsmith 28189580Smsmith /* allocate ccb for gdt_internal_cmd() */ 282275975Ssmh mtx_lock(&gdt->sc_lock); 28389580Smsmith gccb = gdt_get_ccb(gdt); 28489580Smsmith if (gccb == NULL) { 285275975Ssmh mtx_unlock(&gdt->sc_lock); 286275975Ssmh device_printf(gdt->sc_devnode, "No free command index found\n"); 28789580Smsmith return (1); 28889580Smsmith } 289156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 29089580Smsmith 29189580Smsmith if (!gdt_internal_cmd(gdt, gccb, GDT_SCREENSERVICE, GDT_INIT, 29289580Smsmith 0, 0, 0)) { 293275975Ssmh device_printf(gdt->sc_devnode, 294275975Ssmh "Screen service initialization error %d\n", gdt->sc_status); 29589580Smsmith gdt_free_ccb(gdt, gccb); 296275975Ssmh mtx_unlock(&gdt->sc_lock); 29789580Smsmith return (1); 29889580Smsmith } 29989580Smsmith 30089580Smsmith gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_UNFREEZE_IO, 30189580Smsmith 0, 0, 0); 30289580Smsmith 30389580Smsmith if (!gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_INIT, 30489580Smsmith GDT_LINUX_OS, 0, 0)) { 305275975Ssmh device_printf(gdt->sc_devnode, "Cache service initialization error %d\n", 306275975Ssmh gdt->sc_status); 30789580Smsmith gdt_free_ccb(gdt, gccb); 308275975Ssmh mtx_unlock(&gdt->sc_lock); 30989580Smsmith return (1); 31089580Smsmith } 31189580Smsmith cdev_cnt = (u_int16_t)gdt->sc_info; 31289580Smsmith gdt->sc_fw_vers = gdt->sc_service; 31389580Smsmith 31489580Smsmith /* Detect number of buses */ 31589580Smsmith gdt_enc32(gccb->gc_scratch + GDT_IOC_VERSION, GDT_IOC_NEWEST); 31689580Smsmith gccb->gc_scratch[GDT_IOC_LIST_ENTRIES] = GDT_MAXBUS; 31789580Smsmith gccb->gc_scratch[GDT_IOC_FIRST_CHAN] = 0; 31889580Smsmith gccb->gc_scratch[GDT_IOC_LAST_CHAN] = GDT_MAXBUS - 1; 31989580Smsmith gdt_enc32(gccb->gc_scratch + GDT_IOC_LIST_OFFSET, GDT_IOC_HDR_SZ); 32089580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_IOCTL, 32189580Smsmith GDT_IOCHAN_RAW_DESC, GDT_INVALID_CHANNEL, 32289580Smsmith GDT_IOC_HDR_SZ + GDT_MAXBUS * GDT_RAWIOC_SZ)) { 32389580Smsmith gdt->sc_bus_cnt = gccb->gc_scratch[GDT_IOC_CHAN_COUNT]; 32489580Smsmith for (i = 0; i < gdt->sc_bus_cnt; i++) { 32589580Smsmith id = gccb->gc_scratch[GDT_IOC_HDR_SZ + 32689580Smsmith i * GDT_RAWIOC_SZ + GDT_RAWIOC_PROC_ID]; 32789580Smsmith gdt->sc_bus_id[i] = id < GDT_MAXID_FC ? id : 0xff; 32889580Smsmith } 32989580Smsmith } else { 33089580Smsmith /* New method failed, use fallback. */ 33189580Smsmith for (i = 0; i < GDT_MAXBUS; i++) { 33289580Smsmith gdt_enc32(gccb->gc_scratch + GDT_GETCH_CHANNEL_NO, i); 33389580Smsmith if (!gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_IOCTL, 33489580Smsmith GDT_SCSI_CHAN_CNT | GDT_L_CTRL_PATTERN, 33589580Smsmith GDT_IO_CHANNEL | GDT_INVALID_CHANNEL, 33689580Smsmith GDT_GETCH_SZ)) { 33789580Smsmith if (i == 0) { 338275975Ssmh device_printf(gdt->sc_devnode, "Cannot get channel count, " 339275975Ssmh "error %d\n", gdt->sc_status); 34089580Smsmith gdt_free_ccb(gdt, gccb); 341275975Ssmh mtx_unlock(&gdt->sc_lock); 34289580Smsmith return (1); 34389580Smsmith } 34489580Smsmith break; 34589580Smsmith } 34689580Smsmith gdt->sc_bus_id[i] = 34789580Smsmith (gccb->gc_scratch[GDT_GETCH_SIOP_ID] < GDT_MAXID_FC) ? 34889580Smsmith gccb->gc_scratch[GDT_GETCH_SIOP_ID] : 0xff; 34989580Smsmith } 35089580Smsmith gdt->sc_bus_cnt = i; 35189580Smsmith } 35289580Smsmith /* add one "virtual" channel for the host drives */ 35389580Smsmith gdt->sc_virt_bus = gdt->sc_bus_cnt; 35489580Smsmith gdt->sc_bus_cnt++; 35589580Smsmith 35689580Smsmith if (!gdt_internal_cmd(gdt, gccb, GDT_SCSIRAWSERVICE, GDT_INIT, 35789580Smsmith 0, 0, 0)) { 358275975Ssmh device_printf(gdt->sc_devnode, 359275975Ssmh "Raw service initialization error %d\n", gdt->sc_status); 36089580Smsmith gdt_free_ccb(gdt, gccb); 361275975Ssmh mtx_unlock(&gdt->sc_lock); 36289580Smsmith return (1); 36389580Smsmith } 36489580Smsmith 36589580Smsmith /* Set/get features raw service (scatter/gather) */ 36689580Smsmith gdt->sc_raw_feat = 0; 36789580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_SCSIRAWSERVICE, GDT_SET_FEAT, 36889580Smsmith GDT_SCATTER_GATHER, 0, 0)) { 36989580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_SCSIRAWSERVICE, GDT_GET_FEAT, 37089580Smsmith 0, 0, 0)) { 37189580Smsmith gdt->sc_raw_feat = gdt->sc_info; 37289580Smsmith if (!(gdt->sc_info & GDT_SCATTER_GATHER)) { 373275975Ssmh panic("%s: Scatter/Gather Raw Service " 374275975Ssmh "required but not supported!\n", 375275975Ssmh device_get_nameunit(gdt->sc_devnode)); 37689580Smsmith gdt_free_ccb(gdt, gccb); 377275975Ssmh mtx_unlock(&gdt->sc_lock); 37889580Smsmith return (1); 37989580Smsmith } 38089580Smsmith } 38189580Smsmith } 38289580Smsmith 38389580Smsmith /* Set/get features cache service (scatter/gather) */ 38489580Smsmith gdt->sc_cache_feat = 0; 38589580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_SET_FEAT, 38689580Smsmith 0, GDT_SCATTER_GATHER, 0)) { 38789580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_GET_FEAT, 38889580Smsmith 0, 0, 0)) { 38989580Smsmith gdt->sc_cache_feat = gdt->sc_info; 39089580Smsmith if (!(gdt->sc_info & GDT_SCATTER_GATHER)) { 391275975Ssmh panic("%s: Scatter/Gather Cache Service " 392275975Ssmh "required but not supported!\n", 393275975Ssmh device_get_nameunit(gdt->sc_devnode)); 39489580Smsmith gdt_free_ccb(gdt, gccb); 395275975Ssmh mtx_unlock(&gdt->sc_lock); 39689580Smsmith return (1); 39789580Smsmith } 39889580Smsmith } 39989580Smsmith } 40089580Smsmith 401114001Sscottl /* OEM */ 402114001Sscottl gdt_enc32(gccb->gc_scratch + GDT_OEM_VERSION, 0x01); 403114001Sscottl gdt_enc32(gccb->gc_scratch + GDT_OEM_BUFSIZE, sizeof(gdt_oem_record_t)); 404114001Sscottl if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_IOCTL, 405114001Sscottl GDT_OEM_STR_RECORD, GDT_INVALID_CHANNEL, 406114001Sscottl sizeof(gdt_oem_str_record_t))) { 407114001Sscottl strncpy(gdt->oem_name, ((gdt_oem_str_record_t *) 408114001Sscottl gccb->gc_scratch)->text.scsi_host_drive_inquiry_vendor_id, 7); 409114001Sscottl gdt->oem_name[7]='\0'; 410114001Sscottl } else { 411114001Sscottl /* Old method, based on PCI ID */ 412254379Sjkim if (gdt->sc_vendor == INTEL_VENDOR_ID_IIR) 413114001Sscottl strcpy(gdt->oem_name,"Intel "); 414114001Sscottl else 415114001Sscottl strcpy(gdt->oem_name,"ICP "); 416114001Sscottl } 417114001Sscottl 41889580Smsmith /* Scan for cache devices */ 41989580Smsmith for (i = 0; i < cdev_cnt && i < GDT_MAX_HDRIVES; i++) { 42089580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, GDT_INFO, 42189580Smsmith i, 0, 0)) { 42289580Smsmith gdt->sc_hdr[i].hd_present = 1; 42389580Smsmith gdt->sc_hdr[i].hd_size = gdt->sc_info; 42489580Smsmith 42589580Smsmith /* 42689580Smsmith * Evaluate mapping (sectors per head, heads per cyl) 42789580Smsmith */ 42889580Smsmith gdt->sc_hdr[i].hd_size &= ~GDT_SECS32; 42989580Smsmith if (gdt->sc_info2 == 0) 43089580Smsmith gdt_eval_mapping(gdt->sc_hdr[i].hd_size, 43189580Smsmith &drv_cyls, &drv_hds, &drv_secs); 43289580Smsmith else { 43389580Smsmith drv_hds = gdt->sc_info2 & 0xff; 43489580Smsmith drv_secs = (gdt->sc_info2 >> 8) & 0xff; 43589580Smsmith drv_cyls = gdt->sc_hdr[i].hd_size / drv_hds / 43689580Smsmith drv_secs; 43789580Smsmith } 43889580Smsmith gdt->sc_hdr[i].hd_heads = drv_hds; 43989580Smsmith gdt->sc_hdr[i].hd_secs = drv_secs; 44089580Smsmith /* Round the size */ 44189580Smsmith gdt->sc_hdr[i].hd_size = drv_cyls * drv_hds * drv_secs; 44289580Smsmith 44389580Smsmith if (gdt_internal_cmd(gdt, gccb, GDT_CACHESERVICE, 44489580Smsmith GDT_DEVTYPE, i, 0, 0)) 44589580Smsmith gdt->sc_hdr[i].hd_devtype = gdt->sc_info; 44689580Smsmith } 44789580Smsmith } 44889580Smsmith 44989580Smsmith GDT_DPRINTF(GDT_D_INIT, ("dpmem %x %d-bus %d cache device%s\n", 45089580Smsmith gdt->sc_dpmembase, 45189580Smsmith gdt->sc_bus_cnt, cdev_cnt, 45289580Smsmith cdev_cnt == 1 ? "" : "s")); 45389580Smsmith gdt_free_ccb(gdt, gccb); 454275975Ssmh mtx_unlock(&gdt->sc_lock); 45589580Smsmith 456275975Ssmh atomic_add_int(&gdt_cnt, 1); 45789580Smsmith return (0); 45889580Smsmith} 45989580Smsmith 46089580Smsmithvoid 46189580Smsmithiir_free(struct gdt_softc *gdt) 46289580Smsmith{ 46389580Smsmith int i; 46489580Smsmith 46589580Smsmith GDT_DPRINTF(GDT_D_INIT, ("iir_free()\n")); 46689580Smsmith 46789580Smsmith switch (gdt->sc_init_level) { 46889580Smsmith default: 46989580Smsmith gdt_destroy_dev(gdt->sc_dev); 47089580Smsmith case 5: 47189580Smsmith for (i = GDT_MAXCMDS-1; i >= 0; i--) 472275975Ssmh if (gdt->sc_gccbs[i].gc_map_flag) { 473275975Ssmh callout_drain(&gdt->sc_gccbs[i].gc_timeout); 47489580Smsmith bus_dmamap_destroy(gdt->sc_buffer_dmat, 47589580Smsmith gdt->sc_gccbs[i].gc_dmamap); 476275975Ssmh } 477156139Sscottl bus_dmamap_unload(gdt->sc_gcscratch_dmat, gdt->sc_gcscratch_dmamap); 478156139Sscottl free(gdt->sc_gccbs, M_GDTBUF); 47989580Smsmith case 4: 480156139Sscottl bus_dmamem_free(gdt->sc_gcscratch_dmat, gdt->sc_gcscratch, gdt->sc_gcscratch_dmamap); 48189580Smsmith case 3: 482156139Sscottl bus_dma_tag_destroy(gdt->sc_gcscratch_dmat); 48389580Smsmith case 2: 48489580Smsmith bus_dma_tag_destroy(gdt->sc_buffer_dmat); 48589580Smsmith case 1: 48689580Smsmith bus_dma_tag_destroy(gdt->sc_parent_dmat); 48789580Smsmith case 0: 48889580Smsmith break; 48989580Smsmith } 49089580Smsmith} 49189580Smsmith 49289580Smsmithvoid 49389580Smsmithiir_attach(struct gdt_softc *gdt) 49489580Smsmith{ 49589580Smsmith struct cam_devq *devq; 49689580Smsmith int i; 49789580Smsmith 49889580Smsmith GDT_DPRINTF(GDT_D_INIT, ("iir_attach()\n")); 49989580Smsmith 50089580Smsmith /* 50189580Smsmith * Create the device queue for our SIM. 502156139Sscottl * XXX Throttle this down since the card has problems under load. 50389580Smsmith */ 504156139Sscottl devq = cam_simq_alloc(32); 50589580Smsmith if (devq == NULL) 50689580Smsmith return; 50789580Smsmith 50889580Smsmith for (i = 0; i < gdt->sc_bus_cnt; i++) { 50989580Smsmith /* 51089580Smsmith * Construct our SIM entry 51189580Smsmith */ 51289580Smsmith gdt->sims[i] = cam_sim_alloc(iir_action, iir_poll, "iir", 513275975Ssmh gdt, device_get_unit(gdt->sc_devnode), &gdt->sc_lock, 514275975Ssmh /*untagged*/1, /*tagged*/GDT_MAXCMDS, devq); 515275975Ssmh mtx_lock(&gdt->sc_lock); 516170872Sscottl if (xpt_bus_register(gdt->sims[i], gdt->sc_devnode, i) != CAM_SUCCESS) { 51789580Smsmith cam_sim_free(gdt->sims[i], /*free_devq*/i == 0); 518275975Ssmh mtx_unlock(&gdt->sc_lock); 51989580Smsmith break; 52089580Smsmith } 52189580Smsmith 52289580Smsmith if (xpt_create_path(&gdt->paths[i], /*periph*/NULL, 52389580Smsmith cam_sim_path(gdt->sims[i]), 52489580Smsmith CAM_TARGET_WILDCARD, 52589580Smsmith CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 52689580Smsmith xpt_bus_deregister(cam_sim_path(gdt->sims[i])); 52789580Smsmith cam_sim_free(gdt->sims[i], /*free_devq*/i == 0); 528275975Ssmh mtx_unlock(&gdt->sc_lock); 52989580Smsmith break; 53089580Smsmith } 531275975Ssmh mtx_unlock(&gdt->sc_lock); 53289580Smsmith } 53389580Smsmith if (i > 0) 53489580Smsmith EVENTHANDLER_REGISTER(shutdown_final, iir_shutdown, 53589580Smsmith gdt, SHUTDOWN_PRI_DEFAULT); 53689580Smsmith /* iir_watchdog(gdt); */ 53789580Smsmith gdt->sc_state = GDT_NORMAL; 53889580Smsmith} 53989580Smsmith 54089580Smsmithstatic void 54189580Smsmithgdt_eval_mapping(u_int32_t size, int *cyls, int *heads, int *secs) 54289580Smsmith{ 54389580Smsmith *cyls = size / GDT_HEADS / GDT_SECS; 54489580Smsmith if (*cyls < GDT_MAXCYLS) { 54589580Smsmith *heads = GDT_HEADS; 54689580Smsmith *secs = GDT_SECS; 54789580Smsmith } else { 54889580Smsmith /* Too high for 64 * 32 */ 54989580Smsmith *cyls = size / GDT_MEDHEADS / GDT_MEDSECS; 55089580Smsmith if (*cyls < GDT_MAXCYLS) { 55189580Smsmith *heads = GDT_MEDHEADS; 55289580Smsmith *secs = GDT_MEDSECS; 55389580Smsmith } else { 55489580Smsmith /* Too high for 127 * 63 */ 55589580Smsmith *cyls = size / GDT_BIGHEADS / GDT_BIGSECS; 55689580Smsmith *heads = GDT_BIGHEADS; 55789580Smsmith *secs = GDT_BIGSECS; 55889580Smsmith } 55989580Smsmith } 56089580Smsmith} 56189580Smsmith 56289580Smsmithstatic int 56389580Smsmithgdt_wait(struct gdt_softc *gdt, struct gdt_ccb *gccb, 56489580Smsmith int timeout) 56589580Smsmith{ 56689580Smsmith int rv = 0; 56789580Smsmith 56889580Smsmith GDT_DPRINTF(GDT_D_INIT, 56989580Smsmith ("gdt_wait(%p, %p, %d)\n", gdt, gccb, timeout)); 57089580Smsmith 57189580Smsmith gdt->sc_state |= GDT_POLL_WAIT; 57289580Smsmith do { 573275975Ssmh if (iir_intr_locked(gdt) == gccb->gc_cmd_index) { 57489580Smsmith rv = 1; 57589580Smsmith break; 57689580Smsmith } 57789580Smsmith DELAY(1); 57889580Smsmith } while (--timeout); 57989580Smsmith gdt->sc_state &= ~GDT_POLL_WAIT; 58089580Smsmith 58189580Smsmith while (gdt->sc_test_busy(gdt)) 58289580Smsmith DELAY(1); /* XXX correct? */ 58389580Smsmith 58489580Smsmith return (rv); 58589580Smsmith} 58689580Smsmith 58789580Smsmithstatic int 58889580Smsmithgdt_internal_cmd(struct gdt_softc *gdt, struct gdt_ccb *gccb, 58989580Smsmith u_int8_t service, u_int16_t opcode, 59089580Smsmith u_int32_t arg1, u_int32_t arg2, u_int32_t arg3) 59189580Smsmith{ 59289580Smsmith int retries; 59389580Smsmith 59489580Smsmith GDT_DPRINTF(GDT_D_CMD, ("gdt_internal_cmd(%p, %d, %d, %d, %d, %d)\n", 59589580Smsmith gdt, service, opcode, arg1, arg2, arg3)); 59689580Smsmith 597156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 59889580Smsmith 59989580Smsmith for (retries = GDT_RETRIES; ; ) { 60089580Smsmith gccb->gc_service = service; 60189580Smsmith gccb->gc_flags = GDT_GCF_INTERNAL; 60289580Smsmith 603156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 60489580Smsmith gccb->gc_cmd_index); 605156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, opcode); 60689580Smsmith 60789580Smsmith switch (service) { 60889580Smsmith case GDT_CACHESERVICE: 60989580Smsmith if (opcode == GDT_IOCTL) { 610156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + 61189580Smsmith GDT_IOCTL_SUBFUNC, arg1); 612156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + 61389580Smsmith GDT_IOCTL_CHANNEL, arg2); 614156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_UNION + 61589580Smsmith GDT_IOCTL_PARAM_SIZE, (u_int16_t)arg3); 616156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_IOCTL_P_PARAM, 617156139Sscottl gccb->gc_scratch_busbase); 61889580Smsmith } else { 619156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_UNION + 62089580Smsmith GDT_CACHE_DEVICENO, (u_int16_t)arg1); 621156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + 62289580Smsmith GDT_CACHE_BLOCKNO, arg2); 62389580Smsmith } 62489580Smsmith break; 62589580Smsmith 62689580Smsmith case GDT_SCSIRAWSERVICE: 627156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + 62889580Smsmith GDT_RAW_DIRECTION, arg1); 629156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_BUS] = 63089580Smsmith (u_int8_t)arg2; 631156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_TARGET] = 63289580Smsmith (u_int8_t)arg3; 633156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_LUN] = 63489580Smsmith (u_int8_t)(arg3 >> 8); 63589580Smsmith } 63689580Smsmith 637156139Sscottl gdt->sc_set_sema0(gdt); 638156139Sscottl gccb->gc_cmd_len = GDT_CMD_SZ; 63989580Smsmith gdt->sc_cmd_off = 0; 64089580Smsmith gdt->sc_cmd_cnt = 0; 64189580Smsmith gdt->sc_copy_cmd(gdt, gccb); 64289580Smsmith gdt->sc_release_event(gdt); 64389580Smsmith DELAY(20); 64489580Smsmith if (!gdt_wait(gdt, gccb, GDT_POLL_TIMEOUT)) 64589580Smsmith return (0); 64689580Smsmith if (gdt->sc_status != GDT_S_BSY || --retries == 0) 64789580Smsmith break; 64889580Smsmith DELAY(1); 64989580Smsmith } 65089580Smsmith return (gdt->sc_status == GDT_S_OK); 65189580Smsmith} 65289580Smsmith 65389580Smsmithstatic struct gdt_ccb * 65489580Smsmithgdt_get_ccb(struct gdt_softc *gdt) 65589580Smsmith{ 65689580Smsmith struct gdt_ccb *gccb; 65789580Smsmith 65889580Smsmith GDT_DPRINTF(GDT_D_QUEUE, ("gdt_get_ccb(%p)\n", gdt)); 65989580Smsmith 660275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 66189580Smsmith gccb = SLIST_FIRST(&gdt->sc_free_gccb); 66289580Smsmith if (gccb != NULL) { 66389580Smsmith SLIST_REMOVE_HEAD(&gdt->sc_free_gccb, sle); 66489580Smsmith SLIST_INSERT_HEAD(&gdt->sc_pending_gccb, gccb, sle); 66589580Smsmith ++gdt_stat.cmd_index_act; 66689580Smsmith if (gdt_stat.cmd_index_act > gdt_stat.cmd_index_max) 66789580Smsmith gdt_stat.cmd_index_max = gdt_stat.cmd_index_act; 66889580Smsmith } 66989580Smsmith return (gccb); 67089580Smsmith} 67189580Smsmith 67289580Smsmithvoid 67389580Smsmithgdt_free_ccb(struct gdt_softc *gdt, struct gdt_ccb *gccb) 67489580Smsmith{ 67589580Smsmith 67689580Smsmith GDT_DPRINTF(GDT_D_QUEUE, ("gdt_free_ccb(%p, %p)\n", gdt, gccb)); 677275975Ssmh 678275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 67989580Smsmith gccb->gc_flags = GDT_GCF_UNUSED; 68089580Smsmith SLIST_REMOVE(&gdt->sc_pending_gccb, gccb, gdt_ccb, sle); 68189580Smsmith SLIST_INSERT_HEAD(&gdt->sc_free_gccb, gccb, sle); 68289580Smsmith --gdt_stat.cmd_index_act; 68389580Smsmith if (gdt->sc_state & GDT_SHUTDOWN) 68489580Smsmith wakeup(gccb); 68589580Smsmith} 68689580Smsmith 68789580Smsmithvoid 68889580Smsmithgdt_next(struct gdt_softc *gdt) 68989580Smsmith{ 69089580Smsmith union ccb *ccb; 69189580Smsmith gdt_ucmd_t *ucmd; 69289580Smsmith struct cam_sim *sim; 69389580Smsmith int bus, target, lun; 69489580Smsmith int next_cmd; 69589580Smsmith 69689580Smsmith struct ccb_scsiio *csio; 69789580Smsmith struct ccb_hdr *ccbh; 69889580Smsmith struct gdt_ccb *gccb = NULL; 69989580Smsmith u_int8_t cmd; 70089580Smsmith 70189580Smsmith GDT_DPRINTF(GDT_D_QUEUE, ("gdt_next(%p)\n", gdt)); 70289580Smsmith 703275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 70489580Smsmith if (gdt->sc_test_busy(gdt)) { 70589580Smsmith if (!(gdt->sc_state & GDT_POLLING)) { 70689580Smsmith return; 70789580Smsmith } 70889580Smsmith while (gdt->sc_test_busy(gdt)) 70989580Smsmith DELAY(1); 71089580Smsmith } 71189580Smsmith 71289580Smsmith gdt->sc_cmd_cnt = gdt->sc_cmd_off = 0; 71389580Smsmith next_cmd = TRUE; 71489580Smsmith for (;;) { 71589580Smsmith /* I/Os in queue? controller ready? */ 71689580Smsmith if (!TAILQ_FIRST(&gdt->sc_ucmd_queue) && 71789580Smsmith !TAILQ_FIRST(&gdt->sc_ccb_queue)) 71889580Smsmith break; 71989580Smsmith 72089580Smsmith /* 1.: I/Os without ccb (IOCTLs) */ 72189580Smsmith ucmd = TAILQ_FIRST(&gdt->sc_ucmd_queue); 72289580Smsmith if (ucmd != NULL) { 72389580Smsmith TAILQ_REMOVE(&gdt->sc_ucmd_queue, ucmd, links); 724275975Ssmh if ((gccb = gdt_ioctl_cmd(gdt, ucmd)) == NULL) { 72589580Smsmith TAILQ_INSERT_HEAD(&gdt->sc_ucmd_queue, ucmd, links); 72689580Smsmith break; 72789580Smsmith } 72889580Smsmith break; 72989580Smsmith /* wenn mehrere Kdos. zulassen: if (!gdt_polling) continue; */ 73089580Smsmith } 73189580Smsmith 73289580Smsmith /* 2.: I/Os with ccb */ 73389580Smsmith ccb = (union ccb *)TAILQ_FIRST(&gdt->sc_ccb_queue); 73489580Smsmith /* ist dann immer != NULL, da oben getestet */ 73589580Smsmith sim = (struct cam_sim *)ccb->ccb_h.ccb_sim_ptr; 73689580Smsmith bus = cam_sim_bus(sim); 73789580Smsmith target = ccb->ccb_h.target_id; 73889580Smsmith lun = ccb->ccb_h.target_lun; 73989580Smsmith 74089580Smsmith TAILQ_REMOVE(&gdt->sc_ccb_queue, &ccb->ccb_h, sim_links.tqe); 74189580Smsmith --gdt_stat.req_queue_act; 74289580Smsmith /* ccb->ccb_h.func_code is XPT_SCSI_IO */ 74389580Smsmith GDT_DPRINTF(GDT_D_QUEUE, ("XPT_SCSI_IO flags 0x%x)\n", 74489580Smsmith ccb->ccb_h.flags)); 74589580Smsmith csio = &ccb->csio; 74689580Smsmith ccbh = &ccb->ccb_h; 747312850Smav cmd = scsiio_cdb_ptr(csio)[0]; 748312850Smav /* Max CDB length is 12 bytes, can't be phys addr */ 749312850Smav if (csio->cdb_len > 12 || (ccbh->flags & CAM_CDB_PHYS)) { 75089580Smsmith ccbh->status = CAM_REQ_INVALID; 75189580Smsmith --gdt_stat.io_count_act; 75289580Smsmith xpt_done(ccb); 75389580Smsmith } else if (bus != gdt->sc_virt_bus) { 75489580Smsmith /* raw service command */ 755275975Ssmh if ((gccb = gdt_raw_cmd(gdt, ccb)) == NULL) { 75689580Smsmith TAILQ_INSERT_HEAD(&gdt->sc_ccb_queue, &ccb->ccb_h, 75789580Smsmith sim_links.tqe); 75889580Smsmith ++gdt_stat.req_queue_act; 75989580Smsmith if (gdt_stat.req_queue_act > gdt_stat.req_queue_max) 76089580Smsmith gdt_stat.req_queue_max = gdt_stat.req_queue_act; 76189580Smsmith next_cmd = FALSE; 76289580Smsmith } 76389580Smsmith } else if (target >= GDT_MAX_HDRIVES || 76489580Smsmith !gdt->sc_hdr[target].hd_present || lun != 0) { 765114001Sscottl ccbh->status = CAM_DEV_NOT_THERE; 76689580Smsmith --gdt_stat.io_count_act; 76789580Smsmith xpt_done(ccb); 76889580Smsmith } else { 76989580Smsmith /* cache service command */ 77089580Smsmith if (cmd == READ_6 || cmd == WRITE_6 || 77189580Smsmith cmd == READ_10 || cmd == WRITE_10) { 772275975Ssmh if ((gccb = gdt_cache_cmd(gdt, ccb)) == NULL) { 77389580Smsmith TAILQ_INSERT_HEAD(&gdt->sc_ccb_queue, &ccb->ccb_h, 77489580Smsmith sim_links.tqe); 77589580Smsmith ++gdt_stat.req_queue_act; 77689580Smsmith if (gdt_stat.req_queue_act > gdt_stat.req_queue_max) 77789580Smsmith gdt_stat.req_queue_max = gdt_stat.req_queue_act; 77889580Smsmith next_cmd = FALSE; 77989580Smsmith } 78089580Smsmith } else { 78189580Smsmith gdt_internal_cache_cmd(gdt, ccb); 78289580Smsmith } 78389580Smsmith } 78489580Smsmith if ((gdt->sc_state & GDT_POLLING) || !next_cmd) 78589580Smsmith break; 78689580Smsmith } 78789580Smsmith if (gdt->sc_cmd_cnt > 0) 78889580Smsmith gdt->sc_release_event(gdt); 78989580Smsmith 79089580Smsmith if ((gdt->sc_state & GDT_POLLING) && gdt->sc_cmd_cnt > 0) { 79189580Smsmith gdt_wait(gdt, gccb, GDT_POLL_TIMEOUT); 79289580Smsmith } 79389580Smsmith} 79489580Smsmith 79589580Smsmithstatic struct gdt_ccb * 796275975Ssmhgdt_raw_cmd(struct gdt_softc *gdt, union ccb *ccb) 79789580Smsmith{ 79889580Smsmith struct gdt_ccb *gccb; 79989580Smsmith struct cam_sim *sim; 800246713Skib int error; 80189580Smsmith 80289580Smsmith GDT_DPRINTF(GDT_D_CMD, ("gdt_raw_cmd(%p, %p)\n", gdt, ccb)); 80389580Smsmith 80489580Smsmith if (roundup(GDT_CMD_UNION + GDT_RAW_SZ, sizeof(u_int32_t)) + 80589580Smsmith gdt->sc_cmd_off + GDT_DPMEM_COMMAND_OFFSET > 80689580Smsmith gdt->sc_ic_all_size) { 807275975Ssmh GDT_DPRINTF(GDT_D_INVALID, ("%s: gdt_raw_cmd(): DPMEM overflow\n", 808275975Ssmh device_get_nameunit(gdt->sc_devnode))); 80989580Smsmith return (NULL); 81089580Smsmith } 81189580Smsmith 81289580Smsmith gccb = gdt_get_ccb(gdt); 81389580Smsmith if (gccb == NULL) { 814275975Ssmh GDT_DPRINTF(GDT_D_INVALID, ("%s: No free command index found\n", 815275975Ssmh device_get_nameunit(gdt->sc_devnode))); 81689580Smsmith return (gccb); 81789580Smsmith } 818156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 81989580Smsmith sim = (struct cam_sim *)ccb->ccb_h.ccb_sim_ptr; 82089580Smsmith gccb->gc_ccb = ccb; 82189580Smsmith gccb->gc_service = GDT_SCSIRAWSERVICE; 82289580Smsmith gccb->gc_flags = GDT_GCF_SCSI; 82389580Smsmith 82489580Smsmith if (gdt->sc_cmd_cnt == 0) 82589580Smsmith gdt->sc_set_sema0(gdt); 826156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 82789580Smsmith gccb->gc_cmd_index); 828156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, GDT_WRITE); 82989580Smsmith 830156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_DIRECTION, 83189580Smsmith (ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN ? 83289580Smsmith GDT_DATA_IN : GDT_DATA_OUT); 833156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SDLEN, 83489580Smsmith ccb->csio.dxfer_len); 835156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_CLEN, 83689580Smsmith ccb->csio.cdb_len); 837156139Sscottl bcopy(ccb->csio.cdb_io.cdb_bytes, gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_CMD, 83889580Smsmith ccb->csio.cdb_len); 839156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_TARGET] = 84089580Smsmith ccb->ccb_h.target_id; 841156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_LUN] = 84289580Smsmith ccb->ccb_h.target_lun; 843156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_BUS] = 84489580Smsmith cam_sim_bus(sim); 845156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SENSE_LEN, 84689580Smsmith sizeof(struct scsi_sense_data)); 847156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SENSE_DATA, 848156139Sscottl gccb->gc_scratch_busbase); 84989580Smsmith 850246713Skib error = bus_dmamap_load_ccb(gdt->sc_buffer_dmat, 851246713Skib gccb->gc_dmamap, 852246713Skib ccb, 853246713Skib gdtexecuteccb, 854246713Skib gccb, /*flags*/0); 855246713Skib if (error == EINPROGRESS) { 856246713Skib xpt_freeze_simq(sim, 1); 857246713Skib gccb->gc_ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 85889580Smsmith } 85989580Smsmith 86089580Smsmith return (gccb); 86189580Smsmith} 86289580Smsmith 86389580Smsmithstatic struct gdt_ccb * 864275975Ssmhgdt_cache_cmd(struct gdt_softc *gdt, union ccb *ccb) 86589580Smsmith{ 86689580Smsmith struct gdt_ccb *gccb; 86789580Smsmith struct cam_sim *sim; 86889580Smsmith u_int8_t *cmdp; 86989580Smsmith u_int16_t opcode; 87089580Smsmith u_int32_t blockno, blockcnt; 871246713Skib int error; 87289580Smsmith 87389580Smsmith GDT_DPRINTF(GDT_D_CMD, ("gdt_cache_cmd(%p, %p)\n", gdt, ccb)); 87489580Smsmith 87589580Smsmith if (roundup(GDT_CMD_UNION + GDT_CACHE_SZ, sizeof(u_int32_t)) + 87689580Smsmith gdt->sc_cmd_off + GDT_DPMEM_COMMAND_OFFSET > 87789580Smsmith gdt->sc_ic_all_size) { 878275975Ssmh GDT_DPRINTF(GDT_D_INVALID, ("%s: gdt_cache_cmd(): DPMEM overflow\n", 879275975Ssmh device_get_nameunit(gdt->sc_devnode))); 88089580Smsmith return (NULL); 88189580Smsmith } 88289580Smsmith 88389580Smsmith gccb = gdt_get_ccb(gdt); 88489580Smsmith if (gccb == NULL) { 885275975Ssmh GDT_DPRINTF(GDT_D_DEBUG, ("%s: No free command index found\n", 886275975Ssmh device_get_nameunit(gdt->sc_devnode))); 88789580Smsmith return (gccb); 88889580Smsmith } 889156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 89089580Smsmith sim = (struct cam_sim *)ccb->ccb_h.ccb_sim_ptr; 89189580Smsmith gccb->gc_ccb = ccb; 89289580Smsmith gccb->gc_service = GDT_CACHESERVICE; 89389580Smsmith gccb->gc_flags = GDT_GCF_SCSI; 89489580Smsmith 89589580Smsmith if (gdt->sc_cmd_cnt == 0) 89689580Smsmith gdt->sc_set_sema0(gdt); 897156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 89889580Smsmith gccb->gc_cmd_index); 89989580Smsmith cmdp = ccb->csio.cdb_io.cdb_bytes; 90089580Smsmith opcode = (*cmdp == WRITE_6 || *cmdp == WRITE_10) ? GDT_WRITE : GDT_READ; 90189580Smsmith if ((gdt->sc_state & GDT_SHUTDOWN) && opcode == GDT_WRITE) 90289580Smsmith opcode = GDT_WRITE_THR; 903156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, opcode); 90489580Smsmith 905156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_DEVICENO, 90689580Smsmith ccb->ccb_h.target_id); 90789580Smsmith if (ccb->csio.cdb_len == 6) { 90889580Smsmith struct scsi_rw_6 *rw = (struct scsi_rw_6 *)cmdp; 90989580Smsmith blockno = scsi_3btoul(rw->addr) & ((SRW_TOPADDR<<16) | 0xffff); 91089580Smsmith blockcnt = rw->length ? rw->length : 0x100; 91189580Smsmith } else { 91289580Smsmith struct scsi_rw_10 *rw = (struct scsi_rw_10 *)cmdp; 91389580Smsmith blockno = scsi_4btoul(rw->addr); 91489580Smsmith blockcnt = scsi_2btoul(rw->length); 91589580Smsmith } 916156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_BLOCKNO, 91789580Smsmith blockno); 918156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_BLOCKCNT, 91989580Smsmith blockcnt); 92089580Smsmith 921246713Skib error = bus_dmamap_load_ccb(gdt->sc_buffer_dmat, 92289580Smsmith gccb->gc_dmamap, 923246713Skib ccb, 92489580Smsmith gdtexecuteccb, 92589580Smsmith gccb, /*flags*/0); 926246713Skib if (error == EINPROGRESS) { 927246713Skib xpt_freeze_simq(sim, 1); 928246713Skib gccb->gc_ccb->ccb_h.status |= CAM_RELEASE_SIMQ; 92989580Smsmith } 93089580Smsmith return (gccb); 93189580Smsmith} 93289580Smsmith 93389580Smsmithstatic struct gdt_ccb * 934275975Ssmhgdt_ioctl_cmd(struct gdt_softc *gdt, gdt_ucmd_t *ucmd) 93589580Smsmith{ 93689580Smsmith struct gdt_ccb *gccb; 93789580Smsmith u_int32_t cnt; 93889580Smsmith 93989580Smsmith GDT_DPRINTF(GDT_D_DEBUG, ("gdt_ioctl_cmd(%p, %p)\n", gdt, ucmd)); 94089580Smsmith 94189580Smsmith gccb = gdt_get_ccb(gdt); 94289580Smsmith if (gccb == NULL) { 943275975Ssmh GDT_DPRINTF(GDT_D_DEBUG, ("%s: No free command index found\n", 944275975Ssmh device_get_nameunit(gdt->sc_devnode))); 94589580Smsmith return (gccb); 94689580Smsmith } 947156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 94889580Smsmith gccb->gc_ucmd = ucmd; 94989580Smsmith gccb->gc_service = ucmd->service; 95089580Smsmith gccb->gc_flags = GDT_GCF_IOCTL; 95189580Smsmith 95289580Smsmith /* check DPMEM space, copy data buffer from user space */ 95389580Smsmith if (ucmd->service == GDT_CACHESERVICE) { 95489580Smsmith if (ucmd->OpCode == GDT_IOCTL) { 955156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_IOCTL_SZ, 95689580Smsmith sizeof(u_int32_t)); 95789580Smsmith cnt = ucmd->u.ioctl.param_size; 95889580Smsmith if (cnt > GDT_SCRATCH_SZ) { 959275975Ssmh device_printf(gdt->sc_devnode, 960275975Ssmh "Scratch buffer too small (%d/%d)\n", GDT_SCRATCH_SZ, cnt); 96189580Smsmith gdt_free_ccb(gdt, gccb); 96289580Smsmith return (NULL); 96389580Smsmith } 96489580Smsmith } else { 965156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_CACHE_SG_LST + 96689580Smsmith GDT_SG_SZ, sizeof(u_int32_t)); 96789580Smsmith cnt = ucmd->u.cache.BlockCnt * GDT_SECTOR_SIZE; 96889580Smsmith if (cnt > GDT_SCRATCH_SZ) { 969275975Ssmh device_printf(gdt->sc_devnode, 970275975Ssmh "Scratch buffer too small (%d/%d)\n", GDT_SCRATCH_SZ, cnt); 97189580Smsmith gdt_free_ccb(gdt, gccb); 97289580Smsmith return (NULL); 97389580Smsmith } 97489580Smsmith } 97589580Smsmith } else { 976156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_RAW_SG_LST + 97789580Smsmith GDT_SG_SZ, sizeof(u_int32_t)); 97889580Smsmith cnt = ucmd->u.raw.sdlen; 97989580Smsmith if (cnt + ucmd->u.raw.sense_len > GDT_SCRATCH_SZ) { 980275975Ssmh device_printf(gdt->sc_devnode, "Scratch buffer too small (%d/%d)\n", 981275975Ssmh GDT_SCRATCH_SZ, cnt + ucmd->u.raw.sense_len); 98289580Smsmith gdt_free_ccb(gdt, gccb); 98389580Smsmith return (NULL); 98489580Smsmith } 98589580Smsmith } 98689580Smsmith if (cnt != 0) 98789580Smsmith bcopy(ucmd->data, gccb->gc_scratch, cnt); 98889580Smsmith 989156139Sscottl if (gdt->sc_cmd_off + gccb->gc_cmd_len + GDT_DPMEM_COMMAND_OFFSET > 99089580Smsmith gdt->sc_ic_all_size) { 991275975Ssmh GDT_DPRINTF(GDT_D_INVALID, ("%s: gdt_ioctl_cmd(): DPMEM overflow\n", 992275975Ssmh device_get_nameunit(gdt->sc_devnode))); 99389580Smsmith gdt_free_ccb(gdt, gccb); 99489580Smsmith return (NULL); 99589580Smsmith } 99689580Smsmith 99789580Smsmith if (gdt->sc_cmd_cnt == 0) 99889580Smsmith gdt->sc_set_sema0(gdt); 99989580Smsmith 100089580Smsmith /* fill cmd structure */ 1001156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 100289580Smsmith gccb->gc_cmd_index); 1003156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, 100489580Smsmith ucmd->OpCode); 100589580Smsmith 100689580Smsmith if (ucmd->service == GDT_CACHESERVICE) { 100789580Smsmith if (ucmd->OpCode == GDT_IOCTL) { 100889580Smsmith /* IOCTL */ 1009156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_UNION + GDT_IOCTL_PARAM_SIZE, 101089580Smsmith ucmd->u.ioctl.param_size); 1011156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_IOCTL_SUBFUNC, 101289580Smsmith ucmd->u.ioctl.subfunc); 1013156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_IOCTL_CHANNEL, 101489580Smsmith ucmd->u.ioctl.channel); 1015156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_IOCTL_P_PARAM, 1016156139Sscottl gccb->gc_scratch_busbase); 101789580Smsmith } else { 101889580Smsmith /* cache service command */ 1019156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_DEVICENO, 102089580Smsmith ucmd->u.cache.DeviceNo); 1021156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_BLOCKNO, 102289580Smsmith ucmd->u.cache.BlockNo); 1023156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_BLOCKCNT, 102489580Smsmith ucmd->u.cache.BlockCnt); 1025156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_DESTADDR, 102689580Smsmith 0xffffffffUL); 1027156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_CANZ, 102889580Smsmith 1); 1029156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_LST + 1030156139Sscottl GDT_SG_PTR, gccb->gc_scratch_busbase); 1031156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_LST + 103289580Smsmith GDT_SG_LEN, ucmd->u.cache.BlockCnt * GDT_SECTOR_SIZE); 103389580Smsmith } 103489580Smsmith } else { 103589580Smsmith /* raw service command */ 1036156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_DIRECTION, 103789580Smsmith ucmd->u.raw.direction); 1038156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SDATA, 103989580Smsmith 0xffffffffUL); 1040156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SDLEN, 104189580Smsmith ucmd->u.raw.sdlen); 1042156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_CLEN, 104389580Smsmith ucmd->u.raw.clen); 1044156139Sscottl bcopy(ucmd->u.raw.cmd, gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_CMD, 104589580Smsmith 12); 1046156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_TARGET] = 104789580Smsmith ucmd->u.raw.target; 1048156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_LUN] = 104989580Smsmith ucmd->u.raw.lun; 1050156139Sscottl gccb->gc_cmd[GDT_CMD_UNION + GDT_RAW_BUS] = 105189580Smsmith ucmd->u.raw.bus; 1052156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SENSE_LEN, 105389580Smsmith ucmd->u.raw.sense_len); 1054156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SENSE_DATA, 1055156139Sscottl gccb->gc_scratch_busbase + ucmd->u.raw.sdlen); 1056156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_RANZ, 105789580Smsmith 1); 1058156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_LST + 1059156139Sscottl GDT_SG_PTR, gccb->gc_scratch_busbase); 1060156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_LST + 106189580Smsmith GDT_SG_LEN, ucmd->u.raw.sdlen); 106289580Smsmith } 106389580Smsmith 106489580Smsmith gdt_stat.sg_count_act = 1; 106589580Smsmith gdt->sc_copy_cmd(gdt, gccb); 106689580Smsmith return (gccb); 106789580Smsmith} 106889580Smsmith 106989580Smsmithstatic void 107089580Smsmithgdt_internal_cache_cmd(struct gdt_softc *gdt,union ccb *ccb) 107189580Smsmith{ 107289580Smsmith int t; 107389580Smsmith 107489580Smsmith t = ccb->ccb_h.target_id; 107589580Smsmith GDT_DPRINTF(GDT_D_CMD, ("gdt_internal_cache_cmd(%p, %p, 0x%x, %d)\n", 107689580Smsmith gdt, ccb, ccb->csio.cdb_io.cdb_bytes[0], t)); 107789580Smsmith 107889580Smsmith switch (ccb->csio.cdb_io.cdb_bytes[0]) { 107989580Smsmith case TEST_UNIT_READY: 108089580Smsmith case START_STOP: 108189580Smsmith break; 108289580Smsmith case REQUEST_SENSE: 108389580Smsmith GDT_DPRINTF(GDT_D_MISC, ("REQUEST_SENSE\n")); 108489580Smsmith break; 108589580Smsmith case INQUIRY: 108689580Smsmith { 1087175197Sscottl struct scsi_inquiry_data inq; 1088175197Sscottl size_t copylen = MIN(sizeof(inq), ccb->csio.dxfer_len); 108989580Smsmith 1090175197Sscottl bzero(&inq, sizeof(inq)); 1091175197Sscottl inq.device = (gdt->sc_hdr[t].hd_devtype & 4) ? 109289580Smsmith T_CDROM : T_DIRECT; 1093175197Sscottl inq.dev_qual2 = (gdt->sc_hdr[t].hd_devtype & 1) ? 0x80 : 0; 1094175197Sscottl inq.version = SCSI_REV_2; 1095175197Sscottl inq.response_format = 2; 1096175197Sscottl inq.additional_length = 32; 1097175197Sscottl inq.flags = SID_CmdQue | SID_Sync; 1098175197Sscottl strncpy(inq.vendor, gdt->oem_name, sizeof(inq.vendor)); 1099175197Sscottl snprintf(inq.product, sizeof(inq.product), 1100175197Sscottl "Host Drive #%02d", t); 1101175197Sscottl strncpy(inq.revision, " ", sizeof(inq.revision)); 1102175197Sscottl bcopy(&inq, ccb->csio.data_ptr, copylen ); 1103175197Sscottl if( ccb->csio.dxfer_len > copylen ) 1104175197Sscottl bzero( ccb->csio.data_ptr+copylen, 1105175197Sscottl ccb->csio.dxfer_len - copylen ); 110689580Smsmith break; 110789580Smsmith } 110889580Smsmith case MODE_SENSE_6: 110989580Smsmith { 111089580Smsmith struct mpd_data { 111189580Smsmith struct scsi_mode_hdr_6 hd; 111289580Smsmith struct scsi_mode_block_descr bd; 111389580Smsmith struct scsi_control_page cp; 1114175197Sscottl } mpd; 1115175197Sscottl size_t copylen = MIN(sizeof(mpd), ccb->csio.dxfer_len); 111689580Smsmith u_int8_t page; 111789580Smsmith 1118175197Sscottl /*mpd = (struct mpd_data *)ccb->csio.data_ptr;*/ 1119175197Sscottl bzero(&mpd, sizeof(mpd)); 1120175197Sscottl mpd.hd.datalen = sizeof(struct scsi_mode_hdr_6) + 112189580Smsmith sizeof(struct scsi_mode_block_descr); 1122175197Sscottl mpd.hd.dev_specific = (gdt->sc_hdr[t].hd_devtype & 2) ? 0x80 : 0; 1123175197Sscottl mpd.hd.block_descr_len = sizeof(struct scsi_mode_block_descr); 1124175197Sscottl mpd.bd.block_len[0] = (GDT_SECTOR_SIZE & 0x00ff0000) >> 16; 1125175197Sscottl mpd.bd.block_len[1] = (GDT_SECTOR_SIZE & 0x0000ff00) >> 8; 1126175197Sscottl mpd.bd.block_len[2] = (GDT_SECTOR_SIZE & 0x000000ff); 1127175197Sscottl 1128175197Sscottl bcopy(&mpd, ccb->csio.data_ptr, copylen ); 1129175197Sscottl if( ccb->csio.dxfer_len > copylen ) 1130175197Sscottl bzero( ccb->csio.data_ptr+copylen, 1131175197Sscottl ccb->csio.dxfer_len - copylen ); 113289580Smsmith page=((struct scsi_mode_sense_6 *)ccb->csio.cdb_io.cdb_bytes)->page; 113389580Smsmith switch (page) { 113489580Smsmith default: 113589580Smsmith GDT_DPRINTF(GDT_D_MISC, ("MODE_SENSE_6: page 0x%x\n", page)); 113689580Smsmith break; 113789580Smsmith } 113889580Smsmith break; 113989580Smsmith } 114089580Smsmith case READ_CAPACITY: 114189580Smsmith { 1142175197Sscottl struct scsi_read_capacity_data rcd; 1143175197Sscottl size_t copylen = MIN(sizeof(rcd), ccb->csio.dxfer_len); 114489580Smsmith 1145175197Sscottl /*rcd = (struct scsi_read_capacity_data *)ccb->csio.data_ptr;*/ 1146175197Sscottl bzero(&rcd, sizeof(rcd)); 1147175197Sscottl scsi_ulto4b(gdt->sc_hdr[t].hd_size - 1, rcd.addr); 1148175197Sscottl scsi_ulto4b(GDT_SECTOR_SIZE, rcd.length); 1149175197Sscottl bcopy(&rcd, ccb->csio.data_ptr, copylen ); 1150175197Sscottl if( ccb->csio.dxfer_len > copylen ) 1151175197Sscottl bzero( ccb->csio.data_ptr+copylen, 1152175197Sscottl ccb->csio.dxfer_len - copylen ); 115389580Smsmith break; 115489580Smsmith } 115589580Smsmith default: 115689580Smsmith GDT_DPRINTF(GDT_D_MISC, ("gdt_internal_cache_cmd(%d) unknown\n", 115789580Smsmith ccb->csio.cdb_io.cdb_bytes[0])); 115889580Smsmith break; 115989580Smsmith } 1160156139Sscottl ccb->ccb_h.status |= CAM_REQ_CMP; 116189580Smsmith --gdt_stat.io_count_act; 116289580Smsmith xpt_done(ccb); 116389580Smsmith} 116489580Smsmith 116589580Smsmithstatic void 116689580Smsmithgdtmapmem(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 116789580Smsmith{ 116889580Smsmith bus_addr_t *busaddrp; 116989580Smsmith 117089580Smsmith busaddrp = (bus_addr_t *)arg; 117189580Smsmith *busaddrp = dm_segs->ds_addr; 117289580Smsmith} 117389580Smsmith 117489580Smsmithstatic void 117589580Smsmithgdtexecuteccb(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) 117689580Smsmith{ 117789580Smsmith struct gdt_ccb *gccb; 117889580Smsmith union ccb *ccb; 117989580Smsmith struct gdt_softc *gdt; 1180275975Ssmh int i; 118189580Smsmith 118289580Smsmith gccb = (struct gdt_ccb *)arg; 118389580Smsmith ccb = gccb->gc_ccb; 118489580Smsmith gdt = cam_sim_softc((struct cam_sim *)ccb->ccb_h.ccb_sim_ptr); 1185275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 118689580Smsmith 118789580Smsmith GDT_DPRINTF(GDT_D_CMD, ("gdtexecuteccb(%p, %p, %p, %d, %d)\n", 118889580Smsmith gdt, gccb, dm_segs, nseg, error)); 118989580Smsmith gdt_stat.sg_count_act = nseg; 119089580Smsmith if (nseg > gdt_stat.sg_count_max) 119189580Smsmith gdt_stat.sg_count_max = nseg; 119289580Smsmith 119389580Smsmith /* Copy the segments into our SG list */ 119489580Smsmith if (gccb->gc_service == GDT_CACHESERVICE) { 119589580Smsmith for (i = 0; i < nseg; ++i) { 1196156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_LST + 119789580Smsmith i * GDT_SG_SZ + GDT_SG_PTR, dm_segs->ds_addr); 1198156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_LST + 119989580Smsmith i * GDT_SG_SZ + GDT_SG_LEN, dm_segs->ds_len); 120089580Smsmith dm_segs++; 120189580Smsmith } 1202156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_SG_CANZ, 120389580Smsmith nseg); 1204156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_CACHE_DESTADDR, 120589580Smsmith 0xffffffffUL); 120689580Smsmith 1207156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_CACHE_SG_LST + 120889580Smsmith nseg * GDT_SG_SZ, sizeof(u_int32_t)); 120989580Smsmith } else { 121089580Smsmith for (i = 0; i < nseg; ++i) { 1211156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_LST + 121289580Smsmith i * GDT_SG_SZ + GDT_SG_PTR, dm_segs->ds_addr); 1213156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_LST + 121489580Smsmith i * GDT_SG_SZ + GDT_SG_LEN, dm_segs->ds_len); 121589580Smsmith dm_segs++; 121689580Smsmith } 1217156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SG_RANZ, 121889580Smsmith nseg); 1219156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_RAW_SDATA, 122089580Smsmith 0xffffffffUL); 122189580Smsmith 1222156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_RAW_SG_LST + 122389580Smsmith nseg * GDT_SG_SZ, sizeof(u_int32_t)); 122489580Smsmith } 122589580Smsmith 122689580Smsmith if (nseg != 0) { 1227114001Sscottl bus_dmamap_sync(gdt->sc_buffer_dmat, gccb->gc_dmamap, 1228114001Sscottl (ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN ? 1229114001Sscottl BUS_DMASYNC_PREREAD : BUS_DMASYNC_PREWRITE); 123089580Smsmith } 123189580Smsmith 123289580Smsmith /* We must NOT abort the command here if CAM_REQ_INPROG is not set, 123389580Smsmith * because command semaphore is already set! 123489580Smsmith */ 123589580Smsmith 123689580Smsmith ccb->ccb_h.status |= CAM_SIM_QUEUED; 123789580Smsmith /* timeout handling */ 1238275982Ssmh callout_reset_sbt(&gccb->gc_timeout, SBT_1MS * ccb->ccb_h.timeout, 0, 1239275982Ssmh iir_timeout, (caddr_t)gccb, 0); 124089580Smsmith 124189580Smsmith gdt->sc_copy_cmd(gdt, gccb); 124289580Smsmith} 124389580Smsmith 124489580Smsmith 124589580Smsmithstatic void 124689580Smsmithiir_action( struct cam_sim *sim, union ccb *ccb ) 124789580Smsmith{ 124889580Smsmith struct gdt_softc *gdt; 1249275975Ssmh int bus, target, lun; 125089580Smsmith 125189580Smsmith gdt = (struct gdt_softc *)cam_sim_softc( sim ); 1252275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 125389580Smsmith ccb->ccb_h.ccb_sim_ptr = sim; 125489580Smsmith bus = cam_sim_bus(sim); 125589580Smsmith target = ccb->ccb_h.target_id; 125689580Smsmith lun = ccb->ccb_h.target_lun; 125789580Smsmith GDT_DPRINTF(GDT_D_CMD, 125889580Smsmith ("iir_action(%p) func 0x%x cmd 0x%x bus %d target %d lun %d\n", 125989580Smsmith gdt, ccb->ccb_h.func_code, ccb->csio.cdb_io.cdb_bytes[0], 126089580Smsmith bus, target, lun)); 126189580Smsmith ++gdt_stat.io_count_act; 126289580Smsmith if (gdt_stat.io_count_act > gdt_stat.io_count_max) 126389580Smsmith gdt_stat.io_count_max = gdt_stat.io_count_act; 126489580Smsmith 126589580Smsmith switch (ccb->ccb_h.func_code) { 126689580Smsmith case XPT_SCSI_IO: 126789580Smsmith TAILQ_INSERT_TAIL(&gdt->sc_ccb_queue, &ccb->ccb_h, sim_links.tqe); 126889580Smsmith ++gdt_stat.req_queue_act; 126989580Smsmith if (gdt_stat.req_queue_act > gdt_stat.req_queue_max) 127089580Smsmith gdt_stat.req_queue_max = gdt_stat.req_queue_act; 127189580Smsmith gdt_next(gdt); 127289580Smsmith break; 127389580Smsmith case XPT_RESET_DEV: /* Bus Device Reset the specified SCSI device */ 127489580Smsmith case XPT_ABORT: /* Abort the specified CCB */ 127589580Smsmith /* XXX Implement */ 127689580Smsmith ccb->ccb_h.status = CAM_REQ_INVALID; 127789580Smsmith --gdt_stat.io_count_act; 127889580Smsmith xpt_done(ccb); 127989580Smsmith break; 128089580Smsmith case XPT_SET_TRAN_SETTINGS: 128189580Smsmith ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 128289580Smsmith --gdt_stat.io_count_act; 128389580Smsmith xpt_done(ccb); 128489580Smsmith break; 128589580Smsmith case XPT_GET_TRAN_SETTINGS: 128689580Smsmith /* Get default/user set transfer settings for the target */ 128789580Smsmith { 1288163816Smjacob struct ccb_trans_settings *cts = &ccb->cts; 1289163816Smjacob struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 1290163816Smjacob struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 1291163816Smjacob 1292163816Smjacob cts->protocol = PROTO_SCSI; 1293163816Smjacob cts->protocol_version = SCSI_REV_2; 1294163816Smjacob cts->transport = XPORT_SPI; 1295163816Smjacob cts->transport_version = 2; 1296163816Smjacob 1297163816Smjacob if (cts->type == CTS_TYPE_USER_SETTINGS) { 1298163816Smjacob spi->flags = CTS_SPI_FLAGS_DISC_ENB; 1299163816Smjacob scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 1300163816Smjacob spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 1301163816Smjacob spi->sync_period = 25; /* 10MHz */ 1302163816Smjacob if (spi->sync_period != 0) 1303163816Smjacob spi->sync_offset = 15; 1304163816Smjacob 1305163816Smjacob spi->valid = CTS_SPI_VALID_SYNC_RATE 1306163816Smjacob | CTS_SPI_VALID_SYNC_OFFSET 1307163816Smjacob | CTS_SPI_VALID_BUS_WIDTH 1308163816Smjacob | CTS_SPI_VALID_DISC; 1309163816Smjacob scsi->valid = CTS_SCSI_VALID_TQ; 1310163816Smjacob ccb->ccb_h.status = CAM_REQ_CMP; 1311163816Smjacob } else { 1312163816Smjacob ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1313163816Smjacob } 131489580Smsmith --gdt_stat.io_count_act; 131589580Smsmith xpt_done(ccb); 131689580Smsmith break; 131789580Smsmith } 131889580Smsmith case XPT_CALC_GEOMETRY: 131989580Smsmith { 132089580Smsmith struct ccb_calc_geometry *ccg; 132189580Smsmith u_int32_t secs_per_cylinder; 132289580Smsmith 132389580Smsmith ccg = &ccb->ccg; 132489580Smsmith ccg->heads = gdt->sc_hdr[target].hd_heads; 132589580Smsmith ccg->secs_per_track = gdt->sc_hdr[target].hd_secs; 132689580Smsmith secs_per_cylinder = ccg->heads * ccg->secs_per_track; 132789580Smsmith ccg->cylinders = ccg->volume_size / secs_per_cylinder; 132889580Smsmith ccb->ccb_h.status = CAM_REQ_CMP; 132989580Smsmith --gdt_stat.io_count_act; 133089580Smsmith xpt_done(ccb); 133189580Smsmith break; 133289580Smsmith } 133389580Smsmith case XPT_RESET_BUS: /* Reset the specified SCSI bus */ 133489580Smsmith { 133589580Smsmith /* XXX Implement */ 133689580Smsmith ccb->ccb_h.status = CAM_REQ_CMP; 133789580Smsmith --gdt_stat.io_count_act; 133889580Smsmith xpt_done(ccb); 133989580Smsmith break; 134089580Smsmith } 134189580Smsmith case XPT_TERM_IO: /* Terminate the I/O process */ 134289580Smsmith /* XXX Implement */ 134389580Smsmith ccb->ccb_h.status = CAM_REQ_INVALID; 134489580Smsmith --gdt_stat.io_count_act; 134589580Smsmith xpt_done(ccb); 134689580Smsmith break; 134789580Smsmith case XPT_PATH_INQ: /* Path routing inquiry */ 134889580Smsmith { 134989580Smsmith struct ccb_pathinq *cpi = &ccb->cpi; 135089580Smsmith 135189580Smsmith cpi->version_num = 1; 135289580Smsmith cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE; 135389580Smsmith cpi->hba_inquiry |= PI_WIDE_16; 135489580Smsmith cpi->target_sprt = 1; 135589580Smsmith cpi->hba_misc = 0; 135689580Smsmith cpi->hba_eng_cnt = 0; 135789580Smsmith if (bus == gdt->sc_virt_bus) 135889580Smsmith cpi->max_target = GDT_MAX_HDRIVES - 1; 135989580Smsmith else if (gdt->sc_class & GDT_FC) 136089580Smsmith cpi->max_target = GDT_MAXID_FC - 1; 136189580Smsmith else 136289580Smsmith cpi->max_target = GDT_MAXID - 1; 136389580Smsmith cpi->max_lun = 7; 136489580Smsmith cpi->unit_number = cam_sim_unit(sim); 136589580Smsmith cpi->bus_id = bus; 136689580Smsmith cpi->initiator_id = 136789580Smsmith (bus == gdt->sc_virt_bus ? 127 : gdt->sc_bus_id[bus]); 136889580Smsmith cpi->base_transfer_speed = 3300; 1369315813Smav strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 1370254379Sjkim if (gdt->sc_vendor == INTEL_VENDOR_ID_IIR) 1371315813Smav strlcpy(cpi->hba_vid, "Intel Corp.", HBA_IDLEN); 1372120477Sscottl else 1373315813Smav strlcpy(cpi->hba_vid, "ICP vortex ", HBA_IDLEN); 1374315813Smav strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 1375163816Smjacob cpi->transport = XPORT_SPI; 1376163816Smjacob cpi->transport_version = 2; 1377163816Smjacob cpi->protocol = PROTO_SCSI; 1378163816Smjacob cpi->protocol_version = SCSI_REV_2; 137989580Smsmith cpi->ccb_h.status = CAM_REQ_CMP; 138089580Smsmith --gdt_stat.io_count_act; 138189580Smsmith xpt_done(ccb); 138289580Smsmith break; 138389580Smsmith } 138489580Smsmith default: 138589580Smsmith GDT_DPRINTF(GDT_D_INVALID, ("gdt_next(%p) cmd 0x%x invalid\n", 138689580Smsmith gdt, ccb->ccb_h.func_code)); 138789580Smsmith ccb->ccb_h.status = CAM_REQ_INVALID; 138889580Smsmith --gdt_stat.io_count_act; 138989580Smsmith xpt_done(ccb); 139089580Smsmith break; 139189580Smsmith } 139289580Smsmith} 139389580Smsmith 139489580Smsmithstatic void 139589580Smsmithiir_poll( struct cam_sim *sim ) 139689580Smsmith{ 139789580Smsmith struct gdt_softc *gdt; 139889580Smsmith 139989580Smsmith gdt = (struct gdt_softc *)cam_sim_softc( sim ); 140089580Smsmith GDT_DPRINTF(GDT_D_CMD, ("iir_poll sim %p gdt %p\n", sim, gdt)); 1401275975Ssmh iir_intr_locked(gdt); 140289580Smsmith} 140389580Smsmith 140489580Smsmithstatic void 140589580Smsmithiir_timeout(void *arg) 140689580Smsmith{ 1407156139Sscottl GDT_DPRINTF(GDT_D_TIMEOUT, ("iir_timeout(%p)\n", gccb)); 140889580Smsmith} 140989580Smsmith 141089580Smsmithstatic void 141189580Smsmithiir_shutdown( void *arg, int howto ) 141289580Smsmith{ 141389580Smsmith struct gdt_softc *gdt; 141489580Smsmith struct gdt_ccb *gccb; 141589580Smsmith gdt_ucmd_t *ucmd; 1416275975Ssmh int i; 141789580Smsmith 141889580Smsmith gdt = (struct gdt_softc *)arg; 141989580Smsmith GDT_DPRINTF(GDT_D_CMD, ("iir_shutdown(%p, %d)\n", gdt, howto)); 142089580Smsmith 1421275975Ssmh device_printf(gdt->sc_devnode, 1422275975Ssmh "Flushing all Host Drives. Please wait ... "); 142389580Smsmith 142489580Smsmith /* allocate ucmd buffer */ 1425156139Sscottl ucmd = malloc(sizeof(gdt_ucmd_t), M_GDTBUF, M_NOWAIT); 142689580Smsmith if (ucmd == NULL) { 1427275975Ssmh printf("\n"); 1428275975Ssmh device_printf(gdt->sc_devnode, 1429275975Ssmh "iir_shutdown(): Cannot allocate resource\n"); 143089580Smsmith return; 143189580Smsmith } 143289580Smsmith bzero(ucmd, sizeof(gdt_ucmd_t)); 143389580Smsmith 143489580Smsmith /* wait for pending IOs */ 1435275975Ssmh mtx_lock(&gdt->sc_lock); 143689580Smsmith gdt->sc_state = GDT_SHUTDOWN; 143789580Smsmith if ((gccb = SLIST_FIRST(&gdt->sc_pending_gccb)) != NULL) 1438275975Ssmh mtx_sleep(gccb, &gdt->sc_lock, PCATCH | PRIBIO, "iirshw", 100 * hz); 143989580Smsmith 144089580Smsmith /* flush */ 144189580Smsmith for (i = 0; i < GDT_MAX_HDRIVES; ++i) { 144289580Smsmith if (gdt->sc_hdr[i].hd_present) { 144389580Smsmith ucmd->service = GDT_CACHESERVICE; 144489580Smsmith ucmd->OpCode = GDT_FLUSH; 144589580Smsmith ucmd->u.cache.DeviceNo = i; 144689580Smsmith TAILQ_INSERT_TAIL(&gdt->sc_ucmd_queue, ucmd, links); 144789580Smsmith ucmd->complete_flag = FALSE; 144889580Smsmith gdt_next(gdt); 144989580Smsmith if (!ucmd->complete_flag) 1450275975Ssmh mtx_sleep(ucmd, &gdt->sc_lock, PCATCH | PRIBIO, "iirshw", 1451275975Ssmh 10 * hz); 145289580Smsmith } 145389580Smsmith } 1454275975Ssmh mtx_unlock(&gdt->sc_lock); 145589580Smsmith 145689580Smsmith free(ucmd, M_DEVBUF); 145789580Smsmith printf("Done.\n"); 145889580Smsmith} 145989580Smsmith 146089580Smsmithvoid 146189580Smsmithiir_intr(void *arg) 146289580Smsmith{ 146389580Smsmith struct gdt_softc *gdt = arg; 1464275975Ssmh 1465275975Ssmh mtx_lock(&gdt->sc_lock); 1466275975Ssmh iir_intr_locked(gdt); 1467275975Ssmh mtx_unlock(&gdt->sc_lock); 1468275975Ssmh} 1469275975Ssmh 1470275975Ssmhint 1471275975Ssmhiir_intr_locked(struct gdt_softc *gdt) 1472275975Ssmh{ 147389580Smsmith struct gdt_intr_ctx ctx; 147489580Smsmith struct gdt_ccb *gccb; 147589580Smsmith gdt_ucmd_t *ucmd; 147689580Smsmith u_int32_t cnt; 147789580Smsmith 147889580Smsmith GDT_DPRINTF(GDT_D_INTR, ("gdt_intr(%p)\n", gdt)); 147989580Smsmith 1480275975Ssmh mtx_assert(&gdt->sc_lock, MA_OWNED); 1481275975Ssmh 148289580Smsmith /* If polling and we were not called from gdt_wait, just return */ 148389580Smsmith if ((gdt->sc_state & GDT_POLLING) && 148489580Smsmith !(gdt->sc_state & GDT_POLL_WAIT)) 1485275975Ssmh return (0); 148689580Smsmith 148789580Smsmith ctx.istatus = gdt->sc_get_status(gdt); 1488156139Sscottl if (ctx.istatus == 0x00) { 148989580Smsmith gdt->sc_status = GDT_S_NO_STATUS; 1490275975Ssmh return (ctx.istatus); 149189580Smsmith } 149289580Smsmith 149389580Smsmith gdt->sc_intr(gdt, &ctx); 149489580Smsmith 149589580Smsmith gdt->sc_status = ctx.cmd_status; 149689580Smsmith gdt->sc_service = ctx.service; 149789580Smsmith gdt->sc_info = ctx.info; 149889580Smsmith gdt->sc_info2 = ctx.info2; 149989580Smsmith 150089580Smsmith if (ctx.istatus == GDT_ASYNCINDEX) { 150189580Smsmith gdt_async_event(gdt, ctx.service); 1502275975Ssmh return (ctx.istatus); 150389580Smsmith } 150489580Smsmith if (ctx.istatus == GDT_SPEZINDEX) { 150589580Smsmith GDT_DPRINTF(GDT_D_INVALID, 1506275975Ssmh ("%s: Service unknown or not initialized!\n", 1507275975Ssmh device_get_nameunit(gdt->sc_devnode))); 150889580Smsmith gdt->sc_dvr.size = sizeof(gdt->sc_dvr.eu.driver); 150989580Smsmith gdt->sc_dvr.eu.driver.ionode = gdt->sc_hanum; 151089580Smsmith gdt_store_event(GDT_ES_DRIVER, 4, &gdt->sc_dvr); 1511275975Ssmh return (ctx.istatus); 151289580Smsmith } 151389580Smsmith 151489580Smsmith gccb = &gdt->sc_gccbs[ctx.istatus - 2]; 151589580Smsmith ctx.service = gccb->gc_service; 151689580Smsmith 151789580Smsmith switch (gccb->gc_flags) { 151889580Smsmith case GDT_GCF_UNUSED: 1519275975Ssmh GDT_DPRINTF(GDT_D_INVALID, ("%s: Index (%d) to unused command!\n", 1520275975Ssmh device_get_nameunit(gdt->sc_devnode), ctx.istatus)); 152189580Smsmith gdt->sc_dvr.size = sizeof(gdt->sc_dvr.eu.driver); 152289580Smsmith gdt->sc_dvr.eu.driver.ionode = gdt->sc_hanum; 152389580Smsmith gdt->sc_dvr.eu.driver.index = ctx.istatus; 152489580Smsmith gdt_store_event(GDT_ES_DRIVER, 1, &gdt->sc_dvr); 152589580Smsmith gdt_free_ccb(gdt, gccb); 1526275975Ssmh break; 152789580Smsmith 152889580Smsmith case GDT_GCF_INTERNAL: 152989580Smsmith break; 153089580Smsmith 153189580Smsmith case GDT_GCF_IOCTL: 153289580Smsmith ucmd = gccb->gc_ucmd; 153389580Smsmith if (gdt->sc_status == GDT_S_BSY) { 153489580Smsmith GDT_DPRINTF(GDT_D_DEBUG, ("iir_intr(%p) ioctl: gccb %p busy\n", 153589580Smsmith gdt, gccb)); 153689580Smsmith TAILQ_INSERT_HEAD(&gdt->sc_ucmd_queue, ucmd, links); 153789580Smsmith } else { 153889580Smsmith ucmd->status = gdt->sc_status; 153989580Smsmith ucmd->info = gdt->sc_info; 154089580Smsmith ucmd->complete_flag = TRUE; 154189580Smsmith if (ucmd->service == GDT_CACHESERVICE) { 154289580Smsmith if (ucmd->OpCode == GDT_IOCTL) { 154389580Smsmith cnt = ucmd->u.ioctl.param_size; 154489580Smsmith if (cnt != 0) 154589580Smsmith bcopy(gccb->gc_scratch, ucmd->data, cnt); 154689580Smsmith } else { 154789580Smsmith cnt = ucmd->u.cache.BlockCnt * GDT_SECTOR_SIZE; 154889580Smsmith if (cnt != 0) 154989580Smsmith bcopy(gccb->gc_scratch, ucmd->data, cnt); 155089580Smsmith } 155189580Smsmith } else { 155289580Smsmith cnt = ucmd->u.raw.sdlen; 155389580Smsmith if (cnt != 0) 155489580Smsmith bcopy(gccb->gc_scratch, ucmd->data, cnt); 155589580Smsmith if (ucmd->u.raw.sense_len != 0) 155689580Smsmith bcopy(gccb->gc_scratch, ucmd->data, cnt); 155789580Smsmith } 155889580Smsmith gdt_free_ccb(gdt, gccb); 155989580Smsmith /* wakeup */ 156089580Smsmith wakeup(ucmd); 156189580Smsmith } 156289580Smsmith gdt_next(gdt); 156389580Smsmith break; 156489580Smsmith 156589580Smsmith default: 156689580Smsmith gdt_free_ccb(gdt, gccb); 156789580Smsmith gdt_sync_event(gdt, ctx.service, ctx.istatus, gccb); 156889580Smsmith gdt_next(gdt); 156989580Smsmith break; 157089580Smsmith } 1571275975Ssmh 1572275975Ssmh return (ctx.istatus); 157389580Smsmith} 157489580Smsmith 1575114001Sscottlint 157689580Smsmithgdt_async_event(struct gdt_softc *gdt, int service) 157789580Smsmith{ 157889580Smsmith struct gdt_ccb *gccb; 157989580Smsmith 158089580Smsmith GDT_DPRINTF(GDT_D_INTR, ("gdt_async_event(%p, %d)\n", gdt, service)); 158189580Smsmith 158289580Smsmith if (service == GDT_SCREENSERVICE) { 158389580Smsmith if (gdt->sc_status == GDT_MSG_REQUEST) { 158489580Smsmith while (gdt->sc_test_busy(gdt)) 158589580Smsmith DELAY(1); 158689580Smsmith gccb = gdt_get_ccb(gdt); 158789580Smsmith if (gccb == NULL) { 1588275975Ssmh device_printf(gdt->sc_devnode, "No free command index found\n"); 158989580Smsmith return (1); 159089580Smsmith } 1591156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 159289580Smsmith gccb->gc_service = service; 159389580Smsmith gccb->gc_flags = GDT_GCF_SCREEN; 1594156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 159589580Smsmith gccb->gc_cmd_index); 1596156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, GDT_READ); 1597156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_HANDLE, 159889580Smsmith GDT_MSG_INV_HANDLE); 1599156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_ADDR, 1600156139Sscottl gccb->gc_scratch_busbase); 1601156139Sscottl gdt->sc_set_sema0(gdt); 160289580Smsmith gdt->sc_cmd_off = 0; 1603156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_SCREEN_SZ, 160489580Smsmith sizeof(u_int32_t)); 160589580Smsmith gdt->sc_cmd_cnt = 0; 160689580Smsmith gdt->sc_copy_cmd(gdt, gccb); 1607275975Ssmh device_printf(gdt->sc_devnode, "[PCI %d/%d] ", gdt->sc_bus, 1608275975Ssmh gdt->sc_slot); 160989580Smsmith gdt->sc_release_event(gdt); 161089580Smsmith } 161189580Smsmith 161289580Smsmith } else { 161389580Smsmith if ((gdt->sc_fw_vers & 0xff) >= 0x1a) { 161489580Smsmith gdt->sc_dvr.size = 0; 161589580Smsmith gdt->sc_dvr.eu.async.ionode = gdt->sc_hanum; 161689580Smsmith gdt->sc_dvr.eu.async.status = gdt->sc_status; 161789580Smsmith /* severity and event_string already set! */ 161889580Smsmith } else { 161989580Smsmith gdt->sc_dvr.size = sizeof(gdt->sc_dvr.eu.async); 162089580Smsmith gdt->sc_dvr.eu.async.ionode = gdt->sc_hanum; 162189580Smsmith gdt->sc_dvr.eu.async.service = service; 162289580Smsmith gdt->sc_dvr.eu.async.status = gdt->sc_status; 162389580Smsmith gdt->sc_dvr.eu.async.info = gdt->sc_info; 162489580Smsmith *(u_int32_t *)gdt->sc_dvr.eu.async.scsi_coord = gdt->sc_info2; 162589580Smsmith } 162689580Smsmith gdt_store_event(GDT_ES_ASYNC, service, &gdt->sc_dvr); 1627275975Ssmh device_printf(gdt->sc_devnode, "%s\n", gdt->sc_dvr.event_string); 162889580Smsmith } 162989580Smsmith 163089580Smsmith return (0); 163189580Smsmith} 163289580Smsmith 1633114001Sscottlint 163489580Smsmithgdt_sync_event(struct gdt_softc *gdt, int service, 163589580Smsmith u_int8_t index, struct gdt_ccb *gccb) 163689580Smsmith{ 163789580Smsmith union ccb *ccb; 163889580Smsmith 163989580Smsmith GDT_DPRINTF(GDT_D_INTR, 164089580Smsmith ("gdt_sync_event(%p, %d, %d, %p)\n", gdt,service,index,gccb)); 164189580Smsmith 164289580Smsmith ccb = gccb->gc_ccb; 164389580Smsmith 164489580Smsmith if (service == GDT_SCREENSERVICE) { 164589580Smsmith u_int32_t msg_len; 164689580Smsmith 164789580Smsmith msg_len = gdt_dec32(gccb->gc_scratch + GDT_SCR_MSG_LEN); 164889580Smsmith if (msg_len) 164989580Smsmith if (!(gccb->gc_scratch[GDT_SCR_MSG_ANSWER] && 165089580Smsmith gccb->gc_scratch[GDT_SCR_MSG_EXT])) { 165189580Smsmith gccb->gc_scratch[GDT_SCR_MSG_TEXT + msg_len] = '\0'; 165289580Smsmith printf("%s",&gccb->gc_scratch[GDT_SCR_MSG_TEXT]); 165389580Smsmith } 165489580Smsmith 165589580Smsmith if (gccb->gc_scratch[GDT_SCR_MSG_EXT] && 165689580Smsmith !gccb->gc_scratch[GDT_SCR_MSG_ANSWER]) { 165789580Smsmith while (gdt->sc_test_busy(gdt)) 165889580Smsmith DELAY(1); 1659156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 166089580Smsmith gccb = gdt_get_ccb(gdt); 166189580Smsmith if (gccb == NULL) { 1662275975Ssmh device_printf(gdt->sc_devnode, "No free command index found\n"); 166389580Smsmith return (1); 166489580Smsmith } 166589580Smsmith gccb->gc_service = service; 166689580Smsmith gccb->gc_flags = GDT_GCF_SCREEN; 1667156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 166889580Smsmith gccb->gc_cmd_index); 1669156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, GDT_READ); 1670156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_HANDLE, 167189580Smsmith gccb->gc_scratch[GDT_SCR_MSG_HANDLE]); 1672156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_ADDR, 1673156139Sscottl gccb->gc_scratch_busbase); 1674156139Sscottl gdt->sc_set_sema0(gdt); 167589580Smsmith gdt->sc_cmd_off = 0; 1676156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_SCREEN_SZ, 167789580Smsmith sizeof(u_int32_t)); 167889580Smsmith gdt->sc_cmd_cnt = 0; 167989580Smsmith gdt->sc_copy_cmd(gdt, gccb); 168089580Smsmith gdt->sc_release_event(gdt); 168189580Smsmith return (0); 168289580Smsmith } 168389580Smsmith 168489580Smsmith if (gccb->gc_scratch[GDT_SCR_MSG_ANSWER] && 168589580Smsmith gdt_dec32(gccb->gc_scratch + GDT_SCR_MSG_ALEN)) { 168689580Smsmith /* default answers (getchar() not possible) */ 168789580Smsmith if (gdt_dec32(gccb->gc_scratch + GDT_SCR_MSG_ALEN) == 1) { 168889580Smsmith gdt_enc32(gccb->gc_scratch + GDT_SCR_MSG_ALEN, 0); 168989580Smsmith gdt_enc32(gccb->gc_scratch + GDT_SCR_MSG_LEN, 1); 169089580Smsmith gccb->gc_scratch[GDT_SCR_MSG_TEXT] = 0; 169189580Smsmith } else { 169289580Smsmith gdt_enc32(gccb->gc_scratch + GDT_SCR_MSG_ALEN, 169389580Smsmith gdt_dec32(gccb->gc_scratch + GDT_SCR_MSG_ALEN) - 2); 169489580Smsmith gdt_enc32(gccb->gc_scratch + GDT_SCR_MSG_LEN, 2); 169589580Smsmith gccb->gc_scratch[GDT_SCR_MSG_TEXT] = 1; 169689580Smsmith gccb->gc_scratch[GDT_SCR_MSG_TEXT + 1] = 0; 169789580Smsmith } 169889580Smsmith gccb->gc_scratch[GDT_SCR_MSG_EXT] = 0; 169989580Smsmith gccb->gc_scratch[GDT_SCR_MSG_ANSWER] = 0; 170089580Smsmith while (gdt->sc_test_busy(gdt)) 170189580Smsmith DELAY(1); 1702156139Sscottl bzero(gccb->gc_cmd, GDT_CMD_SZ); 170389580Smsmith gccb = gdt_get_ccb(gdt); 170489580Smsmith if (gccb == NULL) { 1705275975Ssmh device_printf(gdt->sc_devnode, "No free command index found\n"); 170689580Smsmith return (1); 170789580Smsmith } 170889580Smsmith gccb->gc_service = service; 170989580Smsmith gccb->gc_flags = GDT_GCF_SCREEN; 1710156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_COMMANDINDEX, 171189580Smsmith gccb->gc_cmd_index); 1712156139Sscottl gdt_enc16(gccb->gc_cmd + GDT_CMD_OPCODE, GDT_WRITE); 1713156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_HANDLE, 171489580Smsmith gccb->gc_scratch[GDT_SCR_MSG_HANDLE]); 1715156139Sscottl gdt_enc32(gccb->gc_cmd + GDT_CMD_UNION + GDT_SCREEN_MSG_ADDR, 1716156139Sscottl gccb->gc_scratch_busbase); 1717156139Sscottl gdt->sc_set_sema0(gdt); 171889580Smsmith gdt->sc_cmd_off = 0; 1719156139Sscottl gccb->gc_cmd_len = roundup(GDT_CMD_UNION + GDT_SCREEN_SZ, 172089580Smsmith sizeof(u_int32_t)); 172189580Smsmith gdt->sc_cmd_cnt = 0; 172289580Smsmith gdt->sc_copy_cmd(gdt, gccb); 172389580Smsmith gdt->sc_release_event(gdt); 172489580Smsmith return (0); 172589580Smsmith } 172689580Smsmith printf("\n"); 172789580Smsmith return (0); 172889580Smsmith } else { 1729275975Ssmh callout_stop(&gccb->gc_timeout); 173089580Smsmith if (gdt->sc_status == GDT_S_BSY) { 173189580Smsmith GDT_DPRINTF(GDT_D_DEBUG, ("gdt_sync_event(%p) gccb %p busy\n", 173289580Smsmith gdt, gccb)); 173389580Smsmith TAILQ_INSERT_HEAD(&gdt->sc_ccb_queue, &ccb->ccb_h, sim_links.tqe); 173489580Smsmith ++gdt_stat.req_queue_act; 173589580Smsmith if (gdt_stat.req_queue_act > gdt_stat.req_queue_max) 173689580Smsmith gdt_stat.req_queue_max = gdt_stat.req_queue_act; 173789580Smsmith return (2); 173889580Smsmith } 173989580Smsmith 1740114001Sscottl bus_dmamap_sync(gdt->sc_buffer_dmat, gccb->gc_dmamap, 1741114001Sscottl (ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN ? 1742114001Sscottl BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE); 1743156139Sscottl bus_dmamap_unload(gdt->sc_buffer_dmat, gccb->gc_dmamap); 174489580Smsmith 174589580Smsmith ccb->csio.resid = 0; 174689580Smsmith if (gdt->sc_status == GDT_S_OK) { 1747156139Sscottl ccb->ccb_h.status |= CAM_REQ_CMP; 1748156139Sscottl ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 174989580Smsmith } else { 175089580Smsmith /* error */ 175189580Smsmith if (gccb->gc_service == GDT_CACHESERVICE) { 1752225950Sken struct scsi_sense_data *sense; 1753225950Sken 1754156139Sscottl ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR | CAM_AUTOSNS_VALID; 1755156139Sscottl ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 175689580Smsmith ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND; 175789580Smsmith bzero(&ccb->csio.sense_data, ccb->csio.sense_len); 1758225950Sken sense = &ccb->csio.sense_data; 1759225950Sken scsi_set_sense_data(sense, 1760225950Sken /*sense_format*/ SSD_TYPE_NONE, 1761225950Sken /*current_error*/ 1, 1762225950Sken /*sense_key*/ SSD_KEY_NOT_READY, 1763225950Sken /*asc*/ 0x4, 1764225950Sken /*ascq*/ 0x01, 1765225950Sken SSD_ELEM_NONE); 176689580Smsmith 176789580Smsmith gdt->sc_dvr.size = sizeof(gdt->sc_dvr.eu.sync); 176889580Smsmith gdt->sc_dvr.eu.sync.ionode = gdt->sc_hanum; 176989580Smsmith gdt->sc_dvr.eu.sync.service = service; 177089580Smsmith gdt->sc_dvr.eu.sync.status = gdt->sc_status; 177189580Smsmith gdt->sc_dvr.eu.sync.info = gdt->sc_info; 177289580Smsmith gdt->sc_dvr.eu.sync.hostdrive = ccb->ccb_h.target_id; 177389580Smsmith if (gdt->sc_status >= 0x8000) 177489580Smsmith gdt_store_event(GDT_ES_SYNC, 0, &gdt->sc_dvr); 177589580Smsmith else 177689580Smsmith gdt_store_event(GDT_ES_SYNC, service, &gdt->sc_dvr); 177789580Smsmith } else { 177889580Smsmith /* raw service */ 177989580Smsmith if (gdt->sc_status != GDT_S_RAW_SCSI || gdt->sc_info >= 0x100) { 1780114001Sscottl ccb->ccb_h.status = CAM_DEV_NOT_THERE; 178189580Smsmith } else { 1782156139Sscottl ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR|CAM_AUTOSNS_VALID; 1783156139Sscottl ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 178489580Smsmith ccb->csio.scsi_status = gdt->sc_info; 178589580Smsmith bcopy(gccb->gc_scratch, &ccb->csio.sense_data, 178689580Smsmith ccb->csio.sense_len); 178789580Smsmith } 178889580Smsmith } 178989580Smsmith } 179089580Smsmith --gdt_stat.io_count_act; 179189580Smsmith xpt_done(ccb); 179289580Smsmith } 179389580Smsmith return (0); 179489580Smsmith} 179589580Smsmith 179689580Smsmith/* Controller event handling functions */ 1797275975Ssmhvoid gdt_store_event(u_int16_t source, u_int16_t idx, 179889580Smsmith gdt_evt_data *evt) 179989580Smsmith{ 180089580Smsmith gdt_evt_str *e; 180189580Smsmith struct timeval tv; 180289580Smsmith 180389580Smsmith GDT_DPRINTF(GDT_D_MISC, ("gdt_store_event(%d, %d)\n", source, idx)); 180489580Smsmith if (source == 0) /* no source -> no event */ 1805275975Ssmh return; 180689580Smsmith 1807275975Ssmh mtx_lock(&elock); 180889580Smsmith if (ebuffer[elastidx].event_source == source && 180989580Smsmith ebuffer[elastidx].event_idx == idx && 181089580Smsmith ((evt->size != 0 && ebuffer[elastidx].event_data.size != 0 && 181189580Smsmith !memcmp((char *)&ebuffer[elastidx].event_data.eu, 181289580Smsmith (char *)&evt->eu, evt->size)) || 181389580Smsmith (evt->size == 0 && ebuffer[elastidx].event_data.size == 0 && 181489580Smsmith !strcmp((char *)&ebuffer[elastidx].event_data.event_string, 181589580Smsmith (char *)&evt->event_string)))) { 181689580Smsmith e = &ebuffer[elastidx]; 181789580Smsmith getmicrotime(&tv); 181889580Smsmith e->last_stamp = tv.tv_sec; 181989580Smsmith ++e->same_count; 182089580Smsmith } else { 182189580Smsmith if (ebuffer[elastidx].event_source != 0) { /* entry not free ? */ 182289580Smsmith ++elastidx; 182389580Smsmith if (elastidx == GDT_MAX_EVENTS) 182489580Smsmith elastidx = 0; 182589580Smsmith if (elastidx == eoldidx) { /* reached mark ? */ 182689580Smsmith ++eoldidx; 182789580Smsmith if (eoldidx == GDT_MAX_EVENTS) 182889580Smsmith eoldidx = 0; 182989580Smsmith } 183089580Smsmith } 183189580Smsmith e = &ebuffer[elastidx]; 183289580Smsmith e->event_source = source; 183389580Smsmith e->event_idx = idx; 183489580Smsmith getmicrotime(&tv); 183589580Smsmith e->first_stamp = e->last_stamp = tv.tv_sec; 183689580Smsmith e->same_count = 1; 183789580Smsmith e->event_data = *evt; 183889580Smsmith e->application = 0; 183989580Smsmith } 1840275975Ssmh mtx_unlock(&elock); 184189580Smsmith} 184289580Smsmith 184389580Smsmithint gdt_read_event(int handle, gdt_evt_str *estr) 184489580Smsmith{ 184589580Smsmith gdt_evt_str *e; 1846275975Ssmh int eindex; 184789580Smsmith 184889580Smsmith GDT_DPRINTF(GDT_D_MISC, ("gdt_read_event(%d)\n", handle)); 1849275975Ssmh mtx_lock(&elock); 185089580Smsmith if (handle == -1) 185189580Smsmith eindex = eoldidx; 185289580Smsmith else 185389580Smsmith eindex = handle; 185489580Smsmith estr->event_source = 0; 185589580Smsmith 185689580Smsmith if (eindex >= GDT_MAX_EVENTS) { 1857275975Ssmh mtx_unlock(&elock); 185889580Smsmith return eindex; 185989580Smsmith } 186089580Smsmith e = &ebuffer[eindex]; 186189580Smsmith if (e->event_source != 0) { 186289580Smsmith if (eindex != elastidx) { 186389580Smsmith if (++eindex == GDT_MAX_EVENTS) 186489580Smsmith eindex = 0; 186589580Smsmith } else { 186689580Smsmith eindex = -1; 186789580Smsmith } 186889580Smsmith memcpy(estr, e, sizeof(gdt_evt_str)); 186989580Smsmith } 1870275975Ssmh mtx_unlock(&elock); 187189580Smsmith return eindex; 187289580Smsmith} 187389580Smsmith 187489580Smsmithvoid gdt_readapp_event(u_int8_t application, gdt_evt_str *estr) 187589580Smsmith{ 187689580Smsmith gdt_evt_str *e; 187789580Smsmith int found = FALSE; 1878275975Ssmh int eindex; 187989580Smsmith 188089580Smsmith GDT_DPRINTF(GDT_D_MISC, ("gdt_readapp_event(%d)\n", application)); 1881275975Ssmh mtx_lock(&elock); 188289580Smsmith eindex = eoldidx; 188389580Smsmith for (;;) { 188489580Smsmith e = &ebuffer[eindex]; 188589580Smsmith if (e->event_source == 0) 188689580Smsmith break; 188789580Smsmith if ((e->application & application) == 0) { 188889580Smsmith e->application |= application; 188989580Smsmith found = TRUE; 189089580Smsmith break; 189189580Smsmith } 189289580Smsmith if (eindex == elastidx) 189389580Smsmith break; 189489580Smsmith if (++eindex == GDT_MAX_EVENTS) 189589580Smsmith eindex = 0; 189689580Smsmith } 189789580Smsmith if (found) 189889580Smsmith memcpy(estr, e, sizeof(gdt_evt_str)); 189989580Smsmith else 190089580Smsmith estr->event_source = 0; 1901275975Ssmh mtx_unlock(&elock); 190289580Smsmith} 190389580Smsmith 190489580Smsmithvoid gdt_clear_events() 190589580Smsmith{ 190689580Smsmith GDT_DPRINTF(GDT_D_MISC, ("gdt_clear_events\n")); 190789580Smsmith 1908275975Ssmh mtx_lock(&elock); 190989580Smsmith eoldidx = elastidx = 0; 191089580Smsmith ebuffer[0].event_source = 0; 1911275975Ssmh mtx_unlock(&elock); 191289580Smsmith} 1913