From 3af069c5a337d20431a092ea41d711c207d3ebc6 Mon Sep 17 00:00:00 2001 From: Marius Strobl Date: Fri, 25 Nov 2011 19:29:21 +0000 Subject: [PATCH] Deorbit the broken amd(4) (see PR 124667), which was superseded by esp(4) as of r227006. --- ObsoleteFiles.inc | 2 + .../doc/en_US.ISO8859-1/hardware/article.sgml | 2 - share/man/man4/Makefile | 1 - share/man/man4/amd.4 | 78 - sys/conf/NOTES | 2 - sys/conf/files | 1 - sys/dev/amd/amd.c | 2539 ----------------- sys/dev/amd/amd.h | 585 ---- sys/modules/Makefile | 2 - sys/modules/amd/Makefile | 10 - 10 files changed, 2 insertions(+), 3220 deletions(-) delete mode 100644 share/man/man4/amd.4 delete mode 100644 sys/dev/amd/amd.c delete mode 100644 sys/dev/amd/amd.h delete mode 100644 sys/modules/amd/Makefile diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc index f4d8e2cfa5c3..dde440d663bc 100644 --- a/ObsoleteFiles.inc +++ b/ObsoleteFiles.inc @@ -38,6 +38,8 @@ # xargs -n1 | sort | uniq -d; # done +# 20111125: amd(4) removed +OLD_FILES+=usr/share/man/man4/amd.4.gz # 20111125: libodialog removed OLD_FILES+=usr/lib/libodialog.a OLD_FILES+=usr/lib/libodialog.so diff --git a/release/doc/en_US.ISO8859-1/hardware/article.sgml b/release/doc/en_US.ISO8859-1/hardware/article.sgml index 6de0f9fa8db5..c77dba9296d3 100644 --- a/release/doc/en_US.ISO8859-1/hardware/article.sgml +++ b/release/doc/en_US.ISO8859-1/hardware/article.sgml @@ -750,8 +750,6 @@ &hwlist.aic; - &hwlist.amd; - &hwlist.amr; &hwlist.arcmsr; diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile index 0d5a780970e4..91edb5063a2a 100644 --- a/share/man/man4/Makefile +++ b/share/man/man4/Makefile @@ -32,7 +32,6 @@ MAN= aac.4 \ ale.4 \ alpm.4 \ altq.4 \ - amd.4 \ amdpm.4 \ ${_amdsbwd.4} \ ${_amdsmb.4} \ diff --git a/share/man/man4/amd.4 b/share/man/man4/amd.4 deleted file mode 100644 index ee4236027cf3..000000000000 --- a/share/man/man4/amd.4 +++ /dev/null @@ -1,78 +0,0 @@ -.\" -.\" Copyright (c) 1999 Alexey Zelkin -.\" All rights reserved. -.\" -.\" Redistribution and use in source and binary forms, with or without -.\" modification, are permitted provided that the following conditions -.\" are met: -.\" 1. Redistributions of source code must retain the above copyright -.\" notice, this list of conditions and the following disclaimer. -.\" 2. The name of the author may not be used to endorse or promote products -.\" derived from this software without specific prior written permission -.\" -.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR -.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES -.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. -.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, -.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -.\" -.\" $FreeBSD$ -.\" -.Dd August 8, 2004 -.Dt AMD 4 -.Os -.Sh NAME -.Nm amd -.Nd amd53c974 PCI SCSI driver -.Sh SYNOPSIS -To compile this driver into the kernel, -place the following lines in your -kernel configuration file: -.Bd -ragged -offset indent -.Cd "device scbus" -.Cd "device amd" -.Ed -.Pp -Alternatively, to load the driver as a -module at boot time, place the following line in -.Xr loader.conf 5 : -.Bd -literal -offset indent -amd_load="YES" -.Ed -.Sh DESCRIPTION -The -.Nm -driver provides support for the -.Tn amd53c974 -based SCSI cards. -.Sh HARDWARE -Controllers supported by the -.Nm -driver include: -.Pp -.Bl -bullet -compact -.It -MELCO IFC-DP (PC-98) -.It -Tekram DC390 -.It -Tekram DC390T -.El -.Sh SEE ALSO -.Xr cd 4 , -.Xr ch 4 , -.Xr da 4 , -.Xr intro 4 , -.Xr sa 4 , -.Xr scsi 4 -.Sh AUTHORS -The -.Nm -driver was written and submitted to -.Fx -by Tekram, Inc. diff --git a/sys/conf/NOTES b/sys/conf/NOTES index 1e7537afb93e..535896e206de 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -1471,8 +1471,6 @@ options TEKEN_UTF8 # UTF-8 output handling # 19160x/29160x, aic7770/aic78xx # ahd: Adaptec 29320/39320 Controllers. # aic: Adaptec 6260/6360, APA-1460 (PC Card), NEC PC9801-100 (C-BUS) -# amd: Support for the AMD 53C974 SCSI host adapter chip as found on devices -# such as the Tekram DC-390(T). # bt: Most Buslogic controllers: including BT-445, BT-54x, BT-64x, BT-74x, # BT-75x, BT-946, BT-948, BT-956, BT-958, SDC3211B, SDC3211F, SDC3222F # esp: Emulex ESP, NCR 53C9x and QLogic FAS families based controllers diff --git a/sys/conf/files b/sys/conf/files index bd48447cacda..771ccc50a1f8 100644 --- a/sys/conf/files +++ b/sys/conf/files @@ -517,7 +517,6 @@ dev/aic7xxx/aic7xxx_osm.c optional ahc dev/aic7xxx/aic7xxx_pci.c optional ahc pci dev/alc/if_alc.c optional alc pci dev/ale/if_ale.c optional ale pci -dev/amd/amd.c optional amd dev/amr/amr.c optional amr dev/amr/amr_cam.c optional amrp amr dev/amr/amr_disk.c optional amr diff --git a/sys/dev/amd/amd.c b/sys/dev/amd/amd.c deleted file mode 100644 index f4b3d80f5f2c..000000000000 --- a/sys/dev/amd/amd.c +++ /dev/null @@ -1,2539 +0,0 @@ -/*- - ********************************************************************* - * FILE NAME : amd.c - * BY : C.L. Huang (ching@tekram.com.tw) - * Erich Chen (erich@tekram.com.tw) - * Description: Device Driver for the amd53c974 PCI Bus Master - * SCSI Host adapter found on cards such as - * the Tekram DC-390(T). - * (C)Copyright 1995-1999 Tekram Technology Co., Ltd. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - ********************************************************************* - * $FreeBSD$ - */ - -/* - ********************************************************************* - * HISTORY: - * - * REV# DATE NAME DESCRIPTION - * 1.00 07/02/96 CLH First release for RELEASE-2.1.0 - * 1.01 08/20/96 CLH Update for RELEASE-2.1.5 - * 1.02 11/06/96 CLH Fixed more than 1 LUN scanning - * 1.03 12/20/96 CLH Modify to support 2.2-ALPHA - * 1.04 12/26/97 CLH Modify to support RELEASE-2.2.5 - * 1.05 01/01/99 ERICH CHEN Modify to support RELEASE-3.0.x (CAM) - ********************************************************************* - */ - -/* #define AMD_DEBUG0 */ -/* #define AMD_DEBUG_SCSI_PHASE */ - -#include - -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -#include -#include -#include -#include - -#include -#include -#include -#include -#include - -#include -#include - -#include -#include -#include - -#define PCI_DEVICE_ID_AMD53C974 0x20201022ul -#define PCI_BASE_ADDR0 0x10 - -typedef u_int (phase_handler_t)(struct amd_softc *, struct amd_srb *, u_int); -typedef phase_handler_t *phase_handler_func_t; - -static void amd_intr(void *vamd); -static int amdstart(struct amd_softc *amd, struct amd_srb * pSRB); -static phase_handler_t amd_NopPhase; - -static phase_handler_t amd_DataOutPhase0; -static phase_handler_t amd_DataInPhase0; -#define amd_CommandPhase0 amd_NopPhase -static phase_handler_t amd_StatusPhase0; -static phase_handler_t amd_MsgOutPhase0; -static phase_handler_t amd_MsgInPhase0; -static phase_handler_t amd_DataOutPhase1; -static phase_handler_t amd_DataInPhase1; -static phase_handler_t amd_CommandPhase1; -static phase_handler_t amd_StatusPhase1; -static phase_handler_t amd_MsgOutPhase1; -static phase_handler_t amd_MsgInPhase1; - -static void amdsetupcommand(struct amd_softc *amd, struct amd_srb *srb); -static int amdparsemsg(struct amd_softc *amd); -static int amdhandlemsgreject(struct amd_softc *amd); -static void amdconstructsdtr(struct amd_softc *amd, - u_int period, u_int offset); -static u_int amdfindclockrate(struct amd_softc *amd, u_int *period); -static int amdsentmsg(struct amd_softc *amd, u_int msgtype, int full); - -static void DataIO_Comm(struct amd_softc *amd, struct amd_srb *pSRB, u_int dir); -static void amd_Disconnect(struct amd_softc *amd); -static void amd_Reselect(struct amd_softc *amd); -static void SRBdone(struct amd_softc *amd, struct amd_srb *pSRB); -static void amd_ScsiRstDetect(struct amd_softc *amd); -static void amd_ResetSCSIBus(struct amd_softc *amd); -static void RequestSense(struct amd_softc *amd, struct amd_srb *pSRB); -static void amd_InvalidCmd(struct amd_softc *amd); - -static void amd_dmamap_cb(void *arg, bus_dma_segment_t *segs, int nsegs, - int error); - -#if 0 -static void amd_timeout(void *arg1); -static void amd_reset(struct amd_softc *amd); -#endif -static u_int8_t * phystovirt(struct amd_srb *pSRB, u_int32_t xferCnt); - -void amd_linkSRB(struct amd_softc *amd); -static int amd_init(device_t); -static void amd_load_defaults(struct amd_softc *amd); -static void amd_load_eeprom_or_defaults(struct amd_softc *amd); -static int amd_EEpromInDO(struct amd_softc *amd); -static u_int16_t EEpromGetData1(struct amd_softc *amd); -static void amd_EnDisableCE(struct amd_softc *amd, int mode, int *regval); -static void amd_EEpromOutDI(struct amd_softc *amd, int *regval, int Carry); -static void amd_Prepare(struct amd_softc *amd, int *regval, u_int8_t EEpromCmd); -static void amd_ReadEEprom(struct amd_softc *amd); - -static int amd_probe(device_t); -static int amd_attach(device_t); -static void amdcompletematch(struct amd_softc *amd, target_id_t target, - lun_id_t lun, u_int tag, struct srb_queue *queue, - cam_status status); -static void amdsetsync(struct amd_softc *amd, u_int target, u_int clockrate, - u_int period, u_int offset, u_int type); -static void amdsettags(struct amd_softc *amd, u_int target, int tagenb); - -static __inline void amd_clear_msg_state(struct amd_softc *amd); - -static __inline void -amd_clear_msg_state(struct amd_softc *amd) -{ - amd->msgout_len = 0; - amd->msgout_index = 0; - amd->msgin_index = 0; -} - -static __inline uint32_t -amd_get_sense_bufaddr(struct amd_softc *amd, struct amd_srb *pSRB) -{ - int offset; - - offset = pSRB->TagNumber; - return (amd->sense_busaddr + (offset * sizeof(struct scsi_sense_data))); -} - -static __inline struct scsi_sense_data * -amd_get_sense_buf(struct amd_softc *amd, struct amd_srb *pSRB) -{ - int offset; - - offset = pSRB->TagNumber; - return (&amd->sense_buffers[offset]); -} - -static __inline uint32_t -amd_get_sense_bufsize(struct amd_softc *amd, struct amd_srb *pSRB) -{ - return (sizeof(struct scsi_sense_data)); -} - -/* CAM SIM entry points */ -#define ccb_srb_ptr spriv_ptr0 -#define ccb_amd_ptr spriv_ptr1 -static void amd_action(struct cam_sim *sim, union ccb *ccb); -static void amd_poll(struct cam_sim *sim); - -/* - * State engine function tables indexed by SCSI phase number - */ -phase_handler_func_t amd_SCSI_phase0[] = { - amd_DataOutPhase0, - amd_DataInPhase0, - amd_CommandPhase0, - amd_StatusPhase0, - amd_NopPhase, - amd_NopPhase, - amd_MsgOutPhase0, - amd_MsgInPhase0 -}; - -phase_handler_func_t amd_SCSI_phase1[] = { - amd_DataOutPhase1, - amd_DataInPhase1, - amd_CommandPhase1, - amd_StatusPhase1, - amd_NopPhase, - amd_NopPhase, - amd_MsgOutPhase1, - amd_MsgInPhase1 -}; - -/* - * EEProm/BIOS negotiation periods - */ -u_int8_t eeprom_period[] = { - 25, /* 10.0MHz */ - 32, /* 8.0MHz */ - 38, /* 6.6MHz */ - 44, /* 5.7MHz */ - 50, /* 5.0MHz */ - 63, /* 4.0MHz */ - 83, /* 3.0MHz */ - 125 /* 2.0MHz */ -}; - -/* - * chip clock setting to SCSI specified sync parameter table. - */ -u_int8_t tinfo_sync_period[] = { - 25, /* 10.0 */ - 32, /* 8.0 */ - 38, /* 6.6 */ - 44, /* 5.7 */ - 50, /* 5.0 */ - 57, /* 4.4 */ - 63, /* 4.0 */ - 70, /* 3.6 */ - 76, /* 3.3 */ - 83 /* 3.0 */ -}; - -static __inline struct amd_srb * -amdgetsrb(struct amd_softc * amd) -{ - int intflag; - struct amd_srb * pSRB; - - intflag = splcam(); - pSRB = TAILQ_FIRST(&amd->free_srbs); - if (pSRB) - TAILQ_REMOVE(&amd->free_srbs, pSRB, links); - splx(intflag); - return (pSRB); -} - -static void -amdsetupcommand(struct amd_softc *amd, struct amd_srb *srb) -{ - struct scsi_request_sense sense_cmd; - u_int8_t *cdb; - u_int cdb_len; - - if (srb->SRBFlag & AUTO_REQSENSE) { - sense_cmd.opcode = REQUEST_SENSE; - sense_cmd.byte2 = srb->pccb->ccb_h.target_lun << 5; - sense_cmd.unused[0] = 0; - sense_cmd.unused[1] = 0; - sense_cmd.length = sizeof(struct scsi_sense_data); - sense_cmd.control = 0; - cdb = &sense_cmd.opcode; - cdb_len = sizeof(sense_cmd); - } else { - cdb = &srb->CmdBlock[0]; - cdb_len = srb->ScsiCmdLen; - } - amd_write8_multi(amd, SCSIFIFOREG, cdb, cdb_len); -} - -/* - * Attempt to start a waiting transaction. Interrupts must be disabled - * upon entry to this function. - */ -static void -amdrunwaiting(struct amd_softc *amd) { - struct amd_srb *srb; - - if (amd->last_phase != SCSI_BUS_FREE) - return; - - srb = TAILQ_FIRST(&amd->waiting_srbs); - if (srb == NULL) - return; - - if (amdstart(amd, srb) == 0) { - TAILQ_REMOVE(&amd->waiting_srbs, srb, links); - TAILQ_INSERT_HEAD(&amd->running_srbs, srb, links); - } -} - -static void -amdexecutesrb(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) -{ - struct amd_srb *srb; - union ccb *ccb; - struct amd_softc *amd; - int s; - - srb = (struct amd_srb *)arg; - ccb = srb->pccb; - amd = (struct amd_softc *)ccb->ccb_h.ccb_amd_ptr; - - if (error != 0) { - if (error != EFBIG) - printf("amd%d: Unexepected error 0x%x returned from " - "bus_dmamap_load\n", amd->unit, error); - if (ccb->ccb_h.status == CAM_REQ_INPROG) { - xpt_freeze_devq(ccb->ccb_h.path, /*count*/1); - ccb->ccb_h.status = CAM_REQ_TOO_BIG|CAM_DEV_QFRZN; - } - TAILQ_INSERT_HEAD(&amd->free_srbs, srb, links); - xpt_done(ccb); - return; - } - - if (nseg != 0) { - struct amd_sg *sg; - bus_dma_segment_t *end_seg; - bus_dmasync_op_t op; - - end_seg = dm_segs + nseg; - - /* Copy the segments into our SG list */ - srb->pSGlist = &srb->SGsegment[0]; - sg = srb->pSGlist; - while (dm_segs < end_seg) { - sg->SGXLen = dm_segs->ds_len; - sg->SGXPtr = dm_segs->ds_addr; - sg++; - dm_segs++; - } - - if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) - op = BUS_DMASYNC_PREREAD; - else - op = BUS_DMASYNC_PREWRITE; - - bus_dmamap_sync(amd->buffer_dmat, srb->dmamap, op); - - } - srb->SGcount = nseg; - srb->SGIndex = 0; - srb->AdaptStatus = 0; - srb->TargetStatus = 0; - srb->MsgCnt = 0; - srb->SRBStatus = 0; - srb->SRBFlag = 0; - srb->SRBState = 0; - srb->TotalXferredLen = 0; - srb->SGPhysAddr = 0; - srb->SGToBeXferLen = 0; - srb->EndMessage = 0; - - s = splcam(); - - /* - * Last time we need to check if this CCB needs to - * be aborted. - */ - if (ccb->ccb_h.status != CAM_REQ_INPROG) { - if (nseg != 0) - bus_dmamap_unload(amd->buffer_dmat, srb->dmamap); - TAILQ_INSERT_HEAD(&amd->free_srbs, srb, links); - xpt_done(ccb); - splx(s); - return; - } - ccb->ccb_h.status |= CAM_SIM_QUEUED; -#if 0 - /* XXX Need a timeout handler */ - ccb->ccb_h.timeout_ch = - timeout(amdtimeout, (caddr_t)srb, - (ccb->ccb_h.timeout * hz) / 1000); -#endif - TAILQ_INSERT_TAIL(&amd->waiting_srbs, srb, links); - amdrunwaiting(amd); - splx(s); -} - -static void -amd_action(struct cam_sim * psim, union ccb * pccb) -{ - struct amd_softc * amd; - u_int target_id; - - CAM_DEBUG(pccb->ccb_h.path, CAM_DEBUG_TRACE, ("amd_action\n")); - - amd = (struct amd_softc *) cam_sim_softc(psim); - target_id = pccb->ccb_h.target_id; - - switch (pccb->ccb_h.func_code) { - case XPT_SCSI_IO: - { - struct amd_srb * pSRB; - struct ccb_scsiio *pcsio; - - pcsio = &pccb->csio; - - /* - * Assign an SRB and connect it with this ccb. - */ - pSRB = amdgetsrb(amd); - - if (!pSRB) { - /* Freeze SIMQ */ - pccb->ccb_h.status = CAM_RESRC_UNAVAIL; - xpt_done(pccb); - return; - } - pSRB->pccb = pccb; - pccb->ccb_h.ccb_srb_ptr = pSRB; - pccb->ccb_h.ccb_amd_ptr = amd; - pSRB->ScsiCmdLen = pcsio->cdb_len; - bcopy(pcsio->cdb_io.cdb_bytes, pSRB->CmdBlock, pcsio->cdb_len); - if ((pccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { - if ((pccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { - /* - * We've been given a pointer - * to a single buffer. - */ - if ((pccb->ccb_h.flags & CAM_DATA_PHYS) == 0) { - int s; - int error; - - s = splsoftvm(); - error = - bus_dmamap_load(amd->buffer_dmat, - pSRB->dmamap, - pcsio->data_ptr, - pcsio->dxfer_len, - amdexecutesrb, - pSRB, /*flags*/0); - if (error == EINPROGRESS) { - /* - * So as to maintain - * ordering, freeze the - * controller queue - * until our mapping is - * returned. - */ - xpt_freeze_simq(amd->psim, 1); - pccb->ccb_h.status |= - CAM_RELEASE_SIMQ; - } - splx(s); - } else { - struct bus_dma_segment seg; - - /* Pointer to physical buffer */ - seg.ds_addr = - (bus_addr_t)pcsio->data_ptr; - seg.ds_len = pcsio->dxfer_len; - amdexecutesrb(pSRB, &seg, 1, 0); - } - } else { - struct bus_dma_segment *segs; - - if ((pccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0 - || (pccb->ccb_h.flags & CAM_DATA_PHYS) != 0) { - TAILQ_INSERT_HEAD(&amd->free_srbs, - pSRB, links); - pccb->ccb_h.status = CAM_PROVIDE_FAIL; - xpt_done(pccb); - return; - } - - /* Just use the segments provided */ - segs = - (struct bus_dma_segment *)pcsio->data_ptr; - amdexecutesrb(pSRB, segs, pcsio->sglist_cnt, 0); - } - } else - amdexecutesrb(pSRB, NULL, 0, 0); - break; - } - case XPT_PATH_INQ: - { - struct ccb_pathinq *cpi = &pccb->cpi; - - cpi->version_num = 1; - cpi->hba_inquiry = PI_SDTR_ABLE | PI_TAG_ABLE; - cpi->target_sprt = 0; - cpi->hba_misc = 0; - cpi->hba_eng_cnt = 0; - cpi->max_target = 7; - cpi->max_lun = amd->max_lun; /* 7 or 0 */ - cpi->initiator_id = amd->AdaptSCSIID; - cpi->bus_id = cam_sim_bus(psim); - strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); - strncpy(cpi->hba_vid, "TRM-AMD", HBA_IDLEN); - strncpy(cpi->dev_name, cam_sim_name(psim), DEV_IDLEN); - cpi->unit_number = cam_sim_unit(psim); - cpi->transport = XPORT_SPI; - cpi->transport_version = 2; - cpi->protocol = PROTO_SCSI; - cpi->protocol_version = SCSI_REV_2; - cpi->ccb_h.status = CAM_REQ_CMP; - xpt_done(pccb); - break; - } - case XPT_ABORT: - pccb->ccb_h.status = CAM_REQ_INVALID; - xpt_done(pccb); - break; - case XPT_RESET_BUS: - { - - int i; - - amd_ResetSCSIBus(amd); - amd->ACBFlag = 0; - - for (i = 0; i < 500; i++) { - DELAY(1000); /* Wait until our interrupt - * handler sees it */ - } - - pccb->ccb_h.status = CAM_REQ_CMP; - xpt_done(pccb); - break; - } - case XPT_RESET_DEV: - pccb->ccb_h.status = CAM_REQ_INVALID; - xpt_done(pccb); - break; - case XPT_TERM_IO: - pccb->ccb_h.status = CAM_REQ_INVALID; - xpt_done(pccb); - break; - case XPT_GET_TRAN_SETTINGS: - { - struct ccb_trans_settings *cts = &pccb->cts; - struct amd_target_info *targ_info = &amd->tinfo[target_id]; - struct amd_transinfo *tinfo; - int intflag; - struct ccb_trans_settings_scsi *scsi = - &cts->proto_specific.scsi; - struct ccb_trans_settings_spi *spi = - &cts->xport_specific.spi; - - cts->protocol = PROTO_SCSI; - cts->protocol_version = SCSI_REV_2; - cts->transport = XPORT_SPI; - cts->transport_version = 2; - - intflag = splcam(); - if (cts->type == CTS_TYPE_CURRENT_SETTINGS) { - /* current transfer settings */ - if (targ_info->disc_tag & AMD_CUR_DISCENB) { - spi->flags = CTS_SPI_FLAGS_DISC_ENB; - } else { - spi->flags = 0; - } - if (targ_info->disc_tag & AMD_CUR_TAGENB) { - scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; - } else { - scsi->flags = 0; - } - tinfo = &targ_info->current; - } else { - /* default(user) transfer settings */ - if (targ_info->disc_tag & AMD_USR_DISCENB) { - spi->flags = CTS_SPI_FLAGS_DISC_ENB; - } else { - spi->flags = 0; - } - if (targ_info->disc_tag & AMD_USR_TAGENB) { - scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; - } else { - scsi->flags = 0; - } - tinfo = &targ_info->user; - } - spi->sync_period = tinfo->period; - spi->sync_offset = tinfo->offset; - splx(intflag); - - spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; - spi->valid = CTS_SPI_VALID_SYNC_RATE - | CTS_SPI_VALID_SYNC_OFFSET - | CTS_SPI_VALID_BUS_WIDTH - | CTS_SPI_VALID_DISC; - scsi->valid = CTS_SCSI_VALID_TQ; - pccb->ccb_h.status = CAM_REQ_CMP; - xpt_done(pccb); - break; - } -#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) -#define IS_USER_SETTINGS(c) (c->type == CTS_TYPE_USER_SETTINGS) - case XPT_SET_TRAN_SETTINGS: - { - struct ccb_trans_settings *cts = &pccb->cts; - struct amd_target_info *targ_info; - u_int update_type = 0; - int intflag; - int last_entry; - struct ccb_trans_settings_scsi *scsi = - &cts->proto_specific.scsi; - struct ccb_trans_settings_spi *spi = - &cts->xport_specific.spi; - if (IS_CURRENT_SETTINGS(cts)) { - update_type |= AMD_TRANS_GOAL; - } else if (IS_USER_SETTINGS(cts)) { - update_type |= AMD_TRANS_USER; - } - if (update_type == 0 - || update_type == (AMD_TRANS_USER|AMD_TRANS_GOAL)) { - cts->ccb_h.status = CAM_REQ_INVALID; - xpt_done(pccb); - } - - intflag = splcam(); - targ_info = &amd->tinfo[target_id]; - - if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { - if (update_type & AMD_TRANS_GOAL) { - if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) - != 0) { - targ_info->disc_tag |= AMD_CUR_DISCENB; - } else { - targ_info->disc_tag &= ~AMD_CUR_DISCENB; - } - } - if (update_type & AMD_TRANS_USER) { - if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) - != 0) { - targ_info->disc_tag |= AMD_USR_DISCENB; - } else { - targ_info->disc_tag &= ~AMD_USR_DISCENB; - } - } - } - if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { - if (update_type & AMD_TRANS_GOAL) { - if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) - != 0) { - targ_info->disc_tag |= AMD_CUR_TAGENB; - } else { - targ_info->disc_tag &= ~AMD_CUR_TAGENB; - } - } - if (update_type & AMD_TRANS_USER) { - if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) - != 0) { - targ_info->disc_tag |= AMD_USR_TAGENB; - } else { - targ_info->disc_tag &= ~AMD_USR_TAGENB; - } - } - } - - if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) == 0) { - if (update_type & AMD_TRANS_GOAL) - spi->sync_offset = targ_info->goal.offset; - else - spi->sync_offset = targ_info->user.offset; - } - - if (spi->sync_offset > AMD_MAX_SYNC_OFFSET) - spi->sync_offset = AMD_MAX_SYNC_OFFSET; - - if ((spi->valid & CTS_SPI_VALID_SYNC_RATE) == 0) { - if (update_type & AMD_TRANS_GOAL) - spi->sync_period = targ_info->goal.period; - else - spi->sync_period = targ_info->user.period; - } - - last_entry = sizeof(tinfo_sync_period) - 1; - if ((spi->sync_period != 0) - && (spi->sync_period < tinfo_sync_period[0])) - spi->sync_period = tinfo_sync_period[0]; - if (spi->sync_period > tinfo_sync_period[last_entry]) - spi->sync_period = 0; - if (spi->sync_offset == 0) - spi->sync_period = 0; - - if ((update_type & AMD_TRANS_USER) != 0) { - targ_info->user.period = spi->sync_period; - targ_info->user.offset = spi->sync_offset; - } - if ((update_type & AMD_TRANS_GOAL) != 0) { - targ_info->goal.period = spi->sync_period; - targ_info->goal.offset = spi->sync_offset; - } - splx(intflag); - pccb->ccb_h.status = CAM_REQ_CMP; - xpt_done(pccb); - break; - } - case XPT_CALC_GEOMETRY: - { - int extended; - - extended = (amd->eepromBuf[EE_MODE2] & GREATER_1G) != 0; - cam_calc_geometry(&pccb->ccg, extended); - xpt_done(pccb); - break; - } - default: - pccb->ccb_h.status = CAM_REQ_INVALID; - xpt_done(pccb); - break; - } -} - -static void -amd_poll(struct cam_sim * psim) -{ - amd_intr(cam_sim_softc(psim)); -} - -static u_int8_t * -phystovirt(struct amd_srb * pSRB, u_int32_t xferCnt) -{ - intptr_t dataPtr; - struct ccb_scsiio *pcsio; - u_int8_t i; - struct amd_sg * pseg; - - dataPtr = 0; - pcsio = &pSRB->pccb->csio; - - dataPtr = (intptr_t) pcsio->data_ptr; - pseg = pSRB->SGsegment; - for (i = 0; i < pSRB->SGIndex; i++) { - dataPtr += (int) pseg->SGXLen; - pseg++; - } - dataPtr += (int) xferCnt; - return ((u_int8_t *) dataPtr); -} - -static void -amd_dmamap_cb(void *arg, bus_dma_segment_t *segs, int nseg, int error) -{ - bus_addr_t *baddr; - - baddr = (bus_addr_t *)arg; - *baddr = segs->ds_addr; -} - -static void -ResetDevParam(struct amd_softc * amd) -{ - u_int target; - - for (target = 0; target <= amd->max_id; target++) { - if (amd->AdaptSCSIID != target) { - amdsetsync(amd, target, /*clockrate*/0, - /*period*/0, /*offset*/0, AMD_TRANS_CUR); - } - } -} - -static void -amdcompletematch(struct amd_softc *amd, target_id_t target, lun_id_t lun, - u_int tag, struct srb_queue *queue, cam_status status) -{ - struct amd_srb *srb; - struct amd_srb *next_srb; - - for (srb = TAILQ_FIRST(queue); srb != NULL; srb = next_srb) { - union ccb *ccb; - - next_srb = TAILQ_NEXT(srb, links); - if (srb->pccb->ccb_h.target_id != target - && target != CAM_TARGET_WILDCARD) - continue; - - if (srb->pccb->ccb_h.target_lun != lun - && lun != CAM_LUN_WILDCARD) - continue; - - if (srb->TagNumber != tag - && tag != AMD_TAG_WILDCARD) - continue; - - ccb = srb->pccb; - TAILQ_REMOVE(queue, srb, links); - TAILQ_INSERT_HEAD(&amd->free_srbs, srb, links); - if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0 - && (status & CAM_DEV_QFRZN) != 0) - xpt_freeze_devq(ccb->ccb_h.path, /*count*/1); - ccb->ccb_h.status = status; - xpt_done(ccb); - } - -} - -static void -amdsetsync(struct amd_softc *amd, u_int target, u_int clockrate, - u_int period, u_int offset, u_int type) -{ - struct amd_target_info *tinfo; - u_int old_period; - u_int old_offset; - - tinfo = &amd->tinfo[target]; - old_period = tinfo->current.period; - old_offset = tinfo->current.offset; - if ((type & AMD_TRANS_CUR) != 0 - && (old_period != period || old_offset != offset)) { - struct cam_path *path; - - tinfo->current.period = period; - tinfo->current.offset = offset; - tinfo->sync_period_reg = clockrate; - tinfo->sync_offset_reg = offset; - tinfo->CtrlR3 &= ~FAST_SCSI; - tinfo->CtrlR4 &= ~EATER_25NS; - if (clockrate > 7) - tinfo->CtrlR4 |= EATER_25NS; - else - tinfo->CtrlR3 |= FAST_SCSI; - - if ((type & AMD_TRANS_ACTIVE) == AMD_TRANS_ACTIVE) { - amd_write8(amd, SYNCPERIOREG, tinfo->sync_period_reg); - amd_write8(amd, SYNCOFFREG, tinfo->sync_offset_reg); - amd_write8(amd, CNTLREG3, tinfo->CtrlR3); - amd_write8(amd, CNTLREG4, tinfo->CtrlR4); - } - /* If possible, update the XPT's notion of our transfer rate */ - if (xpt_create_path(&path, /*periph*/NULL, - cam_sim_path(amd->psim), target, - CAM_LUN_WILDCARD) == CAM_REQ_CMP) { - struct ccb_trans_settings neg; - struct ccb_trans_settings_spi *spi = - &neg.xport_specific.spi; - xpt_setup_ccb(&neg.ccb_h, path, /*priority*/1); - memset(&neg, 0, sizeof (neg)); - spi->sync_period = period; - spi->sync_offset = offset; - spi->valid = CTS_SPI_VALID_SYNC_RATE - | CTS_SPI_VALID_SYNC_OFFSET; - xpt_async(AC_TRANSFER_NEG, path, &neg); - xpt_free_path(path); - } - } - if ((type & AMD_TRANS_GOAL) != 0) { - tinfo->goal.period = period; - tinfo->goal.offset = offset; - } - - if ((type & AMD_TRANS_USER) != 0) { - tinfo->user.period = period; - tinfo->user.offset = offset; - } -} - -static void -amdsettags(struct amd_softc *amd, u_int target, int tagenb) -{ - panic("Implement me!\n"); -} - - -#if 0 -/* - ********************************************************************** - * Function : amd_reset (struct amd_softc * amd) - * Purpose : perform a hard reset on the SCSI bus( and AMD chip). - * Inputs : cmd - command which caused the SCSI RESET - ********************************************************************** - */ -static void -amd_reset(struct amd_softc * amd) -{ - int intflag; - u_int8_t bval; - u_int16_t i; - - -#ifdef AMD_DEBUG0 - printf("DC390: RESET"); -#endif - - intflag = splcam(); - bval = amd_read8(amd, CNTLREG1); - bval |= DIS_INT_ON_SCSI_RST; - amd_write8(amd, CNTLREG1, bval); /* disable interrupt */ - amd_ResetSCSIBus(amd); - - for (i = 0; i < 500; i++) { - DELAY(1000); - } - - bval = amd_read8(amd, CNTLREG1); - bval &= ~DIS_INT_ON_SCSI_RST; - amd_write8(amd, CNTLREG1, bval); /* re-enable interrupt */ - - amd_write8(amd, DMA_Cmd, DMA_IDLE_CMD); - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - - ResetDevParam(amd); - amdcompletematch(amd, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD, - AMD_TAG_WILDCARD, &amd->running_srbs, - CAM_DEV_QFRZN|CAM_SCSI_BUS_RESET); - amdcompletematch(amd, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD, - AMD_TAG_WILDCARD, &amd->waiting_srbs, - CAM_DEV_QFRZN|CAM_SCSI_BUS_RESET); - amd->active_srb = NULL; - amd->ACBFlag = 0; - splx(intflag); - return; -} - -void -amd_timeout(void *arg1) -{ - struct amd_srb * pSRB; - - pSRB = (struct amd_srb *) arg1; -} -#endif - -static int -amdstart(struct amd_softc *amd, struct amd_srb *pSRB) -{ - union ccb *pccb; - struct ccb_scsiio *pcsio; - struct amd_target_info *targ_info; - u_int identify_msg; - u_int command; - u_int target; - u_int lun; - - pccb = pSRB->pccb; - pcsio = &pccb->csio; - target = pccb->ccb_h.target_id; - lun = pccb->ccb_h.target_lun; - targ_info = &amd->tinfo[target]; - - amd_clear_msg_state(amd); - amd_write8(amd, SCSIDESTIDREG, target); - amd_write8(amd, SYNCPERIOREG, targ_info->sync_period_reg); - amd_write8(amd, SYNCOFFREG, targ_info->sync_offset_reg); - amd_write8(amd, CNTLREG1, targ_info->CtrlR1); - amd_write8(amd, CNTLREG3, targ_info->CtrlR3); - amd_write8(amd, CNTLREG4, targ_info->CtrlR4); - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - - identify_msg = MSG_IDENTIFYFLAG | lun; - if ((targ_info->disc_tag & AMD_CUR_DISCENB) != 0 - && (pccb->ccb_h.flags & CAM_DIS_DISCONNECT) == 0 - && (pSRB->CmdBlock[0] != REQUEST_SENSE) - && (pSRB->SRBFlag & AUTO_REQSENSE) == 0) - identify_msg |= MSG_IDENTIFY_DISCFLAG; - - amd_write8(amd, SCSIFIFOREG, identify_msg); - if ((targ_info->disc_tag & AMD_CUR_TAGENB) == 0 - || (identify_msg & MSG_IDENTIFY_DISCFLAG) == 0) - pccb->ccb_h.flags &= ~CAM_TAG_ACTION_VALID; - if (targ_info->current.period != targ_info->goal.period - || targ_info->current.offset != targ_info->goal.offset) { - command = SEL_W_ATN_STOP; - amdconstructsdtr(amd, targ_info->goal.period, - targ_info->goal.offset); - } else if ((pccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { - command = SEL_W_ATN2; - pSRB->SRBState = SRB_START; - amd_write8(amd, SCSIFIFOREG, pcsio->tag_action); - amd_write8(amd, SCSIFIFOREG, pSRB->TagNumber); - } else { - command = SEL_W_ATN; - pSRB->SRBState = SRB_START; - } - if (command != SEL_W_ATN_STOP) - amdsetupcommand(amd, pSRB); - - if (amd_read8(amd, SCSISTATREG) & INTERRUPT) { - pSRB->SRBState = SRB_READY; - return (1); - } else { - amd->last_phase = SCSI_ARBITRATING; - amd_write8(amd, SCSICMDREG, command); - amd->active_srb = pSRB; - amd->cur_target = target; - amd->cur_lun = lun; - return (0); - } -} - -/* - * Catch an interrupt from the adapter. - * Process pending device interrupts. - */ -static void -amd_intr(void *arg) -{ - struct amd_softc *amd; - struct amd_srb *pSRB; - u_int internstat = 0; - u_int scsistat; - u_int intstat; - - amd = (struct amd_softc *)arg; - - if (amd == NULL) { -#ifdef AMD_DEBUG0 - printf("amd_intr: amd NULL return......"); -#endif - return; - } - - scsistat = amd_read8(amd, SCSISTATREG); - if (!(scsistat & INTERRUPT)) { -#ifdef AMD_DEBUG0 - printf("amd_intr: scsistat = NULL ,return......"); -#endif - return; - } -#ifdef AMD_DEBUG_SCSI_PHASE - printf("scsistat=%2x,", scsistat); -#endif - - internstat = amd_read8(amd, INTERNSTATREG); - intstat = amd_read8(amd, INTSTATREG); - -#ifdef AMD_DEBUG_SCSI_PHASE - printf("intstat=%2x,", intstat); -#endif - - if (intstat & DISCONNECTED) { - amd_Disconnect(amd); - return; - } - if (intstat & RESELECTED) { - amd_Reselect(amd); - return; - } - if (intstat & INVALID_CMD) { - amd_InvalidCmd(amd); - return; - } - if (intstat & SCSI_RESET_) { - amd_ScsiRstDetect(amd); - return; - } - if (intstat & (SUCCESSFUL_OP + SERVICE_REQUEST)) { - pSRB = amd->active_srb; - /* - * Run our state engine. First perform - * post processing for the last phase we - * were in, followed by any processing - * required to handle the current phase. - */ - scsistat = - amd_SCSI_phase0[amd->last_phase](amd, pSRB, scsistat); - amd->last_phase = scsistat & SCSI_PHASE_MASK; - (void)amd_SCSI_phase1[amd->last_phase](amd, pSRB, scsistat); - } -} - -static u_int -amd_DataOutPhase0(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - struct amd_sg *psgl; - u_int32_t ResidCnt, xferCnt; - - if (!(pSRB->SRBState & SRB_XFERPAD)) { - if (scsistat & PARITY_ERR) { - pSRB->SRBStatus |= PARITY_ERROR; - } - if (scsistat & COUNT_2_ZERO) { - while ((amd_read8(amd, DMA_Status)&DMA_XFER_DONE) == 0) - ; - pSRB->TotalXferredLen += pSRB->SGToBeXferLen; - pSRB->SGIndex++; - if (pSRB->SGIndex < pSRB->SGcount) { - pSRB->pSGlist++; - psgl = pSRB->pSGlist; - pSRB->SGPhysAddr = psgl->SGXPtr; - pSRB->SGToBeXferLen = psgl->SGXLen; - } else { - pSRB->SGToBeXferLen = 0; - } - } else { - ResidCnt = amd_read8(amd, CURRENTFIFOREG) & 0x1f; - ResidCnt += amd_read8(amd, CTCREG_LOW) - | (amd_read8(amd, CTCREG_MID) << 8) - | (amd_read8(amd, CURTXTCNTREG) << 16); - - xferCnt = pSRB->SGToBeXferLen - ResidCnt; - pSRB->SGPhysAddr += xferCnt; - pSRB->TotalXferredLen += xferCnt; - pSRB->SGToBeXferLen = ResidCnt; - } - } - amd_write8(amd, DMA_Cmd, WRITE_DIRECTION | DMA_IDLE_CMD); - return (scsistat); -} - -static u_int -amd_DataInPhase0(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - u_int8_t bval; - u_int16_t i, residual; - struct amd_sg *psgl; - u_int32_t ResidCnt, xferCnt; - u_int8_t * ptr; - - if (!(pSRB->SRBState & SRB_XFERPAD)) { - if (scsistat & PARITY_ERR) { - pSRB->SRBStatus |= PARITY_ERROR; - } - if (scsistat & COUNT_2_ZERO) { - while (1) { - bval = amd_read8(amd, DMA_Status); - if ((bval & DMA_XFER_DONE) != 0) - break; - } - amd_write8(amd, DMA_Cmd, READ_DIRECTION|DMA_IDLE_CMD); - - pSRB->TotalXferredLen += pSRB->SGToBeXferLen; - pSRB->SGIndex++; - if (pSRB->SGIndex < pSRB->SGcount) { - pSRB->pSGlist++; - psgl = pSRB->pSGlist; - pSRB->SGPhysAddr = psgl->SGXPtr; - pSRB->SGToBeXferLen = psgl->SGXLen; - } else { - pSRB->SGToBeXferLen = 0; - } - } else { /* phase changed */ - residual = 0; - bval = amd_read8(amd, CURRENTFIFOREG); - while (bval & 0x1f) { - if ((bval & 0x1f) == 1) { - for (i = 0; i < 0x100; i++) { - bval = amd_read8(amd, CURRENTFIFOREG); - if (!(bval & 0x1f)) { - goto din_1; - } else if (i == 0x0ff) { - residual = 1; - goto din_1; - } - } - } else { - bval = amd_read8(amd, CURRENTFIFOREG); - } - } - din_1: - amd_write8(amd, DMA_Cmd, READ_DIRECTION|DMA_BLAST_CMD); - for (i = 0; i < 0x8000; i++) { - if ((amd_read8(amd, DMA_Status)&BLAST_COMPLETE)) - break; - } - amd_write8(amd, DMA_Cmd, READ_DIRECTION|DMA_IDLE_CMD); - - ResidCnt = amd_read8(amd, CTCREG_LOW) - | (amd_read8(amd, CTCREG_MID) << 8) - | (amd_read8(amd, CURTXTCNTREG) << 16); - xferCnt = pSRB->SGToBeXferLen - ResidCnt; - pSRB->SGPhysAddr += xferCnt; - pSRB->TotalXferredLen += xferCnt; - pSRB->SGToBeXferLen = ResidCnt; - if (residual) { - /* get residual byte */ - bval = amd_read8(amd, SCSIFIFOREG); - ptr = phystovirt(pSRB, xferCnt); - *ptr = bval; - pSRB->SGPhysAddr++; - pSRB->TotalXferredLen++; - pSRB->SGToBeXferLen--; - } - } - } - return (scsistat); -} - -static u_int -amd_StatusPhase0(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - pSRB->TargetStatus = amd_read8(amd, SCSIFIFOREG); - /* get message */ - pSRB->EndMessage = amd_read8(amd, SCSIFIFOREG); - pSRB->SRBState = SRB_COMPLETED; - amd_write8(amd, SCSICMDREG, MSG_ACCEPTED_CMD); - return (SCSI_NOP0); -} - -static u_int -amd_MsgOutPhase0(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - if (pSRB->SRBState & (SRB_UNEXPECT_RESEL + SRB_ABORT_SENT)) { - scsistat = SCSI_NOP0; - } - return (scsistat); -} - -static u_int -amd_MsgInPhase0(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - int done; - - amd->msgin_buf[amd->msgin_index] = amd_read8(amd, SCSIFIFOREG); - - done = amdparsemsg(amd); - if (done) - amd->msgin_index = 0; - else - amd->msgin_index++; - return (SCSI_NOP0); -} - -static int -amdparsemsg(struct amd_softc *amd) -{ - int reject; - int done; - int response; - - done = FALSE; - response = FALSE; - reject = FALSE; - - /* - * Parse as much of the message as is availible, - * rejecting it if we don't support it. When - * the entire message is availible and has been - * handled, return TRUE indicating that we have - * parsed an entire message. - */ - switch (amd->msgin_buf[0]) { - case MSG_DISCONNECT: - amd->active_srb->SRBState = SRB_DISCONNECT; - amd->disc_count[amd->cur_target][amd->cur_lun]++; - done = TRUE; - break; - case MSG_SIMPLE_Q_TAG: - { - struct amd_srb *disc_srb; - - if (amd->msgin_index < 1) - break; - disc_srb = &amd->SRB_array[amd->msgin_buf[1]]; - if (amd->active_srb != NULL - || disc_srb->SRBState != SRB_DISCONNECT - || disc_srb->pccb->ccb_h.target_id != amd->cur_target - || disc_srb->pccb->ccb_h.target_lun != amd->cur_lun) { - printf("amd%d: Unexpected tagged reselection " - "for target %d, Issuing Abort\n", amd->unit, - amd->cur_target); - amd->msgout_buf[0] = MSG_ABORT; - amd->msgout_len = 1; - response = TRUE; - break; - } - amd->active_srb = disc_srb; - amd->disc_count[amd->cur_target][amd->cur_lun]--; - done = TRUE; - break; - } - case MSG_MESSAGE_REJECT: - response = amdhandlemsgreject(amd); - if (response == FALSE) - amd_write8(amd, SCSICMDREG, RESET_ATN_CMD); - /* FALLTHROUGH */ - case MSG_NOOP: - done = TRUE; - break; - case MSG_EXTENDED: - { - u_int clockrate; - u_int period; - u_int offset; - u_int saved_offset; - - /* Wait for enough of the message to begin validation */ - if (amd->msgin_index < 1) - break; - if (amd->msgin_buf[1] != MSG_EXT_SDTR_LEN) { - reject = TRUE; - break; - } - - /* Wait for opcode */ - if (amd->msgin_index < 2) - break; - - if (amd->msgin_buf[2] != MSG_EXT_SDTR) { - reject = TRUE; - break; - } - - /* - * Wait until we have both args before validating - * and acting on this message. - * - * Add one to MSG_EXT_SDTR_LEN to account for - * the extended message preamble. - */ - if (amd->msgin_index < (MSG_EXT_SDTR_LEN + 1)) - break; - - period = amd->msgin_buf[3]; - saved_offset = offset = amd->msgin_buf[4]; - clockrate = amdfindclockrate(amd, &period); - if (offset > AMD_MAX_SYNC_OFFSET) - offset = AMD_MAX_SYNC_OFFSET; - if (period == 0 || offset == 0) { - offset = 0; - period = 0; - clockrate = 0; - } - amdsetsync(amd, amd->cur_target, clockrate, period, offset, - AMD_TRANS_ACTIVE|AMD_TRANS_GOAL); - - /* - * See if we initiated Sync Negotiation - * and didn't have to fall down to async - * transfers. - */ - if (amdsentmsg(amd, MSG_EXT_SDTR, /*full*/TRUE)) { - /* We started it */ - if (saved_offset != offset) { - /* Went too low - force async */ - reject = TRUE; - } - } else { - /* - * Send our own SDTR in reply - */ - if (bootverbose) - printf("Sending SDTR!\n"); - amd->msgout_index = 0; - amd->msgout_len = 0; - amdconstructsdtr(amd, period, offset); - amd->msgout_index = 0; - response = TRUE; - } - done = TRUE; - break; - } - case MSG_SAVEDATAPOINTER: - case MSG_RESTOREPOINTERS: - /* XXX Implement!!! */ - done = TRUE; - break; - default: - reject = TRUE; - break; - } - - if (reject) { - amd->msgout_index = 0; - amd->msgout_len = 1; - amd->msgout_buf[0] = MSG_MESSAGE_REJECT; - done = TRUE; - response = TRUE; - } - - if (response) - amd_write8(amd, SCSICMDREG, SET_ATN_CMD); - - if (done && !response) - /* Clear the outgoing message buffer */ - amd->msgout_len = 0; - - /* Drop Ack */ - amd_write8(amd, SCSICMDREG, MSG_ACCEPTED_CMD); - - return (done); -} - -static u_int -amdfindclockrate(struct amd_softc *amd, u_int *period) -{ - u_int i; - u_int clockrate; - - for (i = 0; i < sizeof(tinfo_sync_period); i++) { - u_int8_t *table_entry; - - table_entry = &tinfo_sync_period[i]; - if (*period <= *table_entry) { - /* - * When responding to a target that requests - * sync, the requested rate may fall between - * two rates that we can output, but still be - * a rate that we can receive. Because of this, - * we want to respond to the target with - * the same rate that it sent to us even - * if the period we use to send data to it - * is lower. Only lower the response period - * if we must. - */ - if (i == 0) { - *period = *table_entry; - } - break; - } - } - - if (i == sizeof(tinfo_sync_period)) { - /* Too slow for us. Use asnyc transfers. */ - *period = 0; - clockrate = 0; - } else - clockrate = i + 4; - - return (clockrate); -} - -/* - * See if we sent a particular extended message to the target. - * If "full" is true, the target saw the full message. - * If "full" is false, the target saw at least the first - * byte of the message. - */ -static int -amdsentmsg(struct amd_softc *amd, u_int msgtype, int full) -{ - int found; - int index; - - found = FALSE; - index = 0; - - while (index < amd->msgout_len) { - if ((amd->msgout_buf[index] & MSG_IDENTIFYFLAG) != 0 - || amd->msgout_buf[index] == MSG_MESSAGE_REJECT) - index++; - else if (amd->msgout_buf[index] >= MSG_SIMPLE_Q_TAG - && amd->msgout_buf[index] < MSG_IGN_WIDE_RESIDUE) { - /* Skip tag type and tag id */ - index += 2; - } else if (amd->msgout_buf[index] == MSG_EXTENDED) { - /* Found a candidate */ - if (amd->msgout_buf[index+2] == msgtype) { - u_int end_index; - - end_index = index + 1 - + amd->msgout_buf[index + 1]; - if (full) { - if (amd->msgout_index > end_index) - found = TRUE; - } else if (amd->msgout_index > index) - found = TRUE; - } - break; - } else { - panic("amdsentmsg: Inconsistent msg buffer"); - } - } - return (found); -} - -static void -amdconstructsdtr(struct amd_softc *amd, u_int period, u_int offset) -{ - amd->msgout_buf[amd->msgout_index++] = MSG_EXTENDED; - amd->msgout_buf[amd->msgout_index++] = MSG_EXT_SDTR_LEN; - amd->msgout_buf[amd->msgout_index++] = MSG_EXT_SDTR; - amd->msgout_buf[amd->msgout_index++] = period; - amd->msgout_buf[amd->msgout_index++] = offset; - amd->msgout_len += 5; -} - -static int -amdhandlemsgreject(struct amd_softc *amd) -{ - /* - * If we had an outstanding SDTR for this - * target, this is a signal that the target - * is refusing negotiation. Also watch out - * for rejected tag messages. - */ - struct amd_srb *srb; - struct amd_target_info *targ_info; - int response = FALSE; - - srb = amd->active_srb; - targ_info = &amd->tinfo[amd->cur_target]; - if (amdsentmsg(amd, MSG_EXT_SDTR, /*full*/FALSE)) { - /* note asynch xfers and clear flag */ - amdsetsync(amd, amd->cur_target, /*clockrate*/0, - /*period*/0, /*offset*/0, - AMD_TRANS_ACTIVE|AMD_TRANS_GOAL); - printf("amd%d:%d: refuses synchronous negotiation. " - "Using asynchronous transfers\n", - amd->unit, amd->cur_target); - } else if ((srb != NULL) - && (srb->pccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { - struct ccb_trans_settings neg; - struct ccb_trans_settings_scsi *scsi = &neg.proto_specific.scsi; - - printf("amd%d:%d: refuses tagged commands. Performing " - "non-tagged I/O\n", amd->unit, amd->cur_target); - - amdsettags(amd, amd->cur_target, FALSE); - memset(&neg, 0, sizeof (neg)); - scsi->valid = CTS_SCSI_VALID_TQ; - xpt_setup_ccb(&neg.ccb_h, srb->pccb->ccb_h.path, /*priority*/1); - xpt_async(AC_TRANSFER_NEG, srb->pccb->ccb_h.path, &neg); - - /* - * Resend the identify for this CCB as the target - * may believe that the selection is invalid otherwise. - */ - if (amd->msgout_len != 0) - bcopy(&amd->msgout_buf[0], &amd->msgout_buf[1], - amd->msgout_len); - amd->msgout_buf[0] = MSG_IDENTIFYFLAG - | srb->pccb->ccb_h.target_lun; - amd->msgout_len++; - if ((targ_info->disc_tag & AMD_CUR_DISCENB) != 0 - && (srb->pccb->ccb_h.flags & CAM_DIS_DISCONNECT) == 0) - amd->msgout_buf[0] |= MSG_IDENTIFY_DISCFLAG; - - srb->pccb->ccb_h.flags &= ~CAM_TAG_ACTION_VALID; - - /* - * Requeue all tagged commands for this target - * currently in our posession so they can be - * converted to untagged commands. - */ - amdcompletematch(amd, amd->cur_target, amd->cur_lun, - AMD_TAG_WILDCARD, &amd->waiting_srbs, - CAM_DEV_QFRZN|CAM_REQUEUE_REQ); - } else { - /* - * Otherwise, we ignore it. - */ - printf("amd%d:%d: Message reject received -- ignored\n", - amd->unit, amd->cur_target); - } - return (response); -} - -#if 0 - if (!(pSRB->SRBState & SRB_MSGIN_MULTI)) { - if (bval == MSG_DISCONNECT) { - pSRB->SRBState = SRB_DISCONNECT; - } else if (bval == MSG_SAVEDATAPOINTER) { - goto min6; - } else if ((bval == MSG_EXTENDED) - || ((bval >= MSG_SIMPLE_Q_TAG) - && (bval <= MSG_ORDERED_Q_TAG))) { - pSRB->SRBState |= SRB_MSGIN_MULTI; - pSRB->MsgInBuf[0] = bval; - pSRB->MsgCnt = 1; - pSRB->pMsgPtr = &pSRB->MsgInBuf[1]; - } else if (bval == MSG_MESSAGE_REJECT) { - amd_write8(amd, SCSICMDREG, RESET_ATN_CMD); - - if (pSRB->SRBState & DO_SYNC_NEGO) { - goto set_async; - } - } else if (bval == MSG_RESTOREPOINTERS) { - goto min6; - } else { - goto min6; - } - } else { /* minx: */ - *pSRB->pMsgPtr = bval; - pSRB->MsgCnt++; - pSRB->pMsgPtr++; - if ((pSRB->MsgInBuf[0] >= MSG_SIMPLE_Q_TAG) - && (pSRB->MsgInBuf[0] <= MSG_ORDERED_Q_TAG)) { - if (pSRB->MsgCnt == 2) { - pSRB->SRBState = 0; - pSRB = &amd->SRB_array[pSRB->MsgInBuf[1]]; - if (pSRB->SRBState & SRB_DISCONNECT) == 0) { - pSRB = amd->pTmpSRB; - pSRB->SRBState = SRB_UNEXPECT_RESEL; - pDCB->pActiveSRB = pSRB; - pSRB->MsgOutBuf[0] = MSG_ABORT_TAG; - EnableMsgOut2(amd, pSRB); - } else { - if (pDCB->DCBFlag & ABORT_DEV_) { - pSRB->SRBState = SRB_ABORT_SENT; - EnableMsgOut1(amd, pSRB); - } - pDCB->pActiveSRB = pSRB; - pSRB->SRBState = SRB_DATA_XFER; - } - } - } else if ((pSRB->MsgInBuf[0] == MSG_EXTENDED) - && (pSRB->MsgCnt == 5)) { - pSRB->SRBState &= ~(SRB_MSGIN_MULTI + DO_SYNC_NEGO); - if ((pSRB->MsgInBuf[1] != 3) - || (pSRB->MsgInBuf[2] != 1)) { /* reject_msg: */ - pSRB->MsgCnt = 1; - pSRB->MsgInBuf[0] = MSG_MESSAGE_REJECT; - amd_write8(amd, SCSICMDREG, SET_ATN_CMD); - } else if (!(pSRB->MsgInBuf[3]) - || !(pSRB->MsgInBuf[4])) { - set_async: /* set async */ - - pDCB = pSRB->pSRBDCB; - /* disable sync & sync nego */ - pDCB->SyncMode &= ~(SYNC_ENABLE|SYNC_NEGO_DONE); - pDCB->SyncPeriod = 0; - pDCB->SyncOffset = 0; - - pDCB->tinfo.goal.period = 0; - pDCB->tinfo.goal.offset = 0; - - pDCB->tinfo.current.period = 0; - pDCB->tinfo.current.offset = 0; - pDCB->tinfo.current.width = - MSG_EXT_WDTR_BUS_8_BIT; - - pDCB->CtrlR3 = FAST_CLK; /* non_fast */ - pDCB->CtrlR4 &= 0x3f; - pDCB->CtrlR4 |= EATER_25NS; - goto re_prog; - } else {/* set sync */ - - pDCB = pSRB->pSRBDCB; - /* enable sync & sync nego */ - pDCB->SyncMode |= SYNC_ENABLE|SYNC_NEGO_DONE; - - /* set sync offset */ - pDCB->SyncOffset &= 0x0f0; - pDCB->SyncOffset |= pSRB->MsgInBuf[4]; - - /* set sync period */ - pDCB->MaxNegoPeriod = pSRB->MsgInBuf[3]; - - wval = (u_int16_t) pSRB->MsgInBuf[3]; - wval = wval << 2; - wval--; - wval1 = wval / 25; - if ((wval1 * 25) != wval) { - wval1++; - } - bval = FAST_CLK|FAST_SCSI; - pDCB->CtrlR4 &= 0x3f; - if (wval1 >= 8) { - /* Fast SCSI */ - wval1--; - bval = FAST_CLK; - pDCB->CtrlR4 |= EATER_25NS; - } - pDCB->CtrlR3 = bval; - pDCB->SyncPeriod = (u_int8_t) wval1; - - pDCB->tinfo.goal.period = - tinfo_sync_period[pDCB->SyncPeriod - 4]; - pDCB->tinfo.goal.offset = pDCB->SyncOffset; - pDCB->tinfo.current.period = - tinfo_sync_period[pDCB->SyncPeriod - 4]; - pDCB->tinfo.current.offset = pDCB->SyncOffset; - - /* - * program SCSI control register - */ - re_prog: - amd_write8(amd, SYNCPERIOREG, pDCB->SyncPeriod); - amd_write8(amd, SYNCOFFREG, pDCB->SyncOffset); - amd_write8(amd, CNTLREG3, pDCB->CtrlR3); - amd_write8(amd, CNTLREG4, pDCB->CtrlR4); - } - } - } -min6: - amd_write8(amd, SCSICMDREG, MSG_ACCEPTED_CMD); - return (SCSI_NOP0); -} -#endif - -static u_int -amd_DataOutPhase1(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - DataIO_Comm(amd, pSRB, WRITE_DIRECTION); - return (scsistat); -} - -static u_int -amd_DataInPhase1(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - DataIO_Comm(amd, pSRB, READ_DIRECTION); - return (scsistat); -} - -static void -DataIO_Comm(struct amd_softc *amd, struct amd_srb *pSRB, u_int ioDir) -{ - struct amd_sg * psgl; - u_int32_t lval; - - if (pSRB->SGIndex < pSRB->SGcount) { - amd_write8(amd, DMA_Cmd, DMA_IDLE_CMD|ioDir);/* |EN_DMA_INT */ - - if (!pSRB->SGToBeXferLen) { - psgl = pSRB->pSGlist; - pSRB->SGPhysAddr = psgl->SGXPtr; - pSRB->SGToBeXferLen = psgl->SGXLen; - } - lval = pSRB->SGToBeXferLen; - amd_write8(amd, CTCREG_LOW, lval); - amd_write8(amd, CTCREG_MID, lval >> 8); - amd_write8(amd, CURTXTCNTREG, lval >> 16); - - amd_write32(amd, DMA_XferCnt, pSRB->SGToBeXferLen); - - amd_write32(amd, DMA_XferAddr, pSRB->SGPhysAddr); - - pSRB->SRBState = SRB_DATA_XFER; - - amd_write8(amd, SCSICMDREG, DMA_COMMAND|INFO_XFER_CMD); - - amd_write8(amd, DMA_Cmd, DMA_IDLE_CMD|ioDir); /* |EN_DMA_INT */ - - amd_write8(amd, DMA_Cmd, DMA_START_CMD|ioDir);/* |EN_DMA_INT */ - } else { /* xfer pad */ - if (pSRB->SGcount) { - pSRB->AdaptStatus = H_OVER_UNDER_RUN; - pSRB->SRBStatus |= OVER_RUN; - } - amd_write8(amd, CTCREG_LOW, 0); - amd_write8(amd, CTCREG_MID, 0); - amd_write8(amd, CURTXTCNTREG, 0); - - pSRB->SRBState |= SRB_XFERPAD; - amd_write8(amd, SCSICMDREG, DMA_COMMAND|XFER_PAD_BYTE); - } -} - -static u_int -amd_CommandPhase1(struct amd_softc *amd, struct amd_srb *srb, u_int scsistat) -{ - amd_write8(amd, SCSICMDREG, RESET_ATN_CMD); - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - - amdsetupcommand(amd, srb); - - srb->SRBState = SRB_COMMAND; - amd_write8(amd, SCSICMDREG, INFO_XFER_CMD); - return (scsistat); -} - -static u_int -amd_StatusPhase1(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - pSRB->SRBState = SRB_STATUS; - amd_write8(amd, SCSICMDREG, INITIATOR_CMD_CMPLTE); - return (scsistat); -} - -static u_int -amd_MsgOutPhase1(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - - if (amd->msgout_len == 0) { - amd->msgout_buf[0] = MSG_NOOP; - amd->msgout_len = 1; - } - amd_write8_multi(amd, SCSIFIFOREG, amd->msgout_buf, amd->msgout_len); - amd_write8(amd, SCSICMDREG, INFO_XFER_CMD); - return (scsistat); -} - -static u_int -amd_MsgInPhase1(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - amd_write8(amd, SCSICMDREG, INFO_XFER_CMD); - return (scsistat); -} - -static u_int -amd_NopPhase(struct amd_softc *amd, struct amd_srb *pSRB, u_int scsistat) -{ - return (scsistat); -} - -static void -amd_Disconnect(struct amd_softc * amd) -{ - struct amd_srb *srb; - int target; - int lun; - - srb = amd->active_srb; - amd->active_srb = NULL; - amd->last_phase = SCSI_BUS_FREE; - amd_write8(amd, SCSICMDREG, EN_SEL_RESEL); - target = amd->cur_target; - lun = amd->cur_lun; - - if (srb == NULL) { - /* Invalid reselection */ - amdrunwaiting(amd); - } else if (srb->SRBState & SRB_ABORT_SENT) { - /* Clean up and done this srb */ -#if 0 - while (( = TAILQ_FIRST(&amd->running_srbs)) != NULL) { - /* XXX What about "done'ing" these srbs??? */ - if (pSRB->pSRBDCB == pDCB) { - TAILQ_REMOVE(&amd->running_srbs, pSRB, links); - TAILQ_INSERT_HEAD(&amd->free_srbs, pSRB, links); - } - } - amdrunwaiting(amd); -#endif - } else { - if ((srb->SRBState & (SRB_START | SRB_MSGOUT)) - || !(srb->SRBState & (SRB_DISCONNECT | SRB_COMPLETED))) { - srb->TargetStatus = AMD_SCSI_STAT_SEL_TIMEOUT; - goto disc1; - } else if (srb->SRBState & SRB_DISCONNECT) { - if (!(srb->pccb->ccb_h.flags & CAM_TAG_ACTION_VALID)) - amd->untagged_srbs[target][lun] = srb; - amdrunwaiting(amd); - } else if (srb->SRBState & SRB_COMPLETED) { - disc1: - srb->SRBState = SRB_FREE; - SRBdone(amd, srb); - } - } - return; -} - -static void -amd_Reselect(struct amd_softc *amd) -{ - struct amd_target_info *tinfo; - u_int16_t disc_count; - - amd_clear_msg_state(amd); - if (amd->active_srb != NULL) { - /* Requeue the SRB for our attempted Selection */ - TAILQ_REMOVE(&amd->running_srbs, amd->active_srb, links); - TAILQ_INSERT_HEAD(&amd->waiting_srbs, amd->active_srb, links); - amd->active_srb = NULL; - } - /* get ID */ - amd->cur_target = amd_read8(amd, SCSIFIFOREG); - amd->cur_target ^= amd->HostID_Bit; - amd->cur_target = ffs(amd->cur_target) - 1; - amd->cur_lun = amd_read8(amd, SCSIFIFOREG) & 7; - tinfo = &amd->tinfo[amd->cur_target]; - amd->active_srb = amd->untagged_srbs[amd->cur_target][amd->cur_lun]; - disc_count = amd->disc_count[amd->cur_target][amd->cur_lun]; - if (disc_count == 0) { - printf("amd%d: Unexpected reselection for target %d, " - "Issuing Abort\n", amd->unit, amd->cur_target); - amd->msgout_buf[0] = MSG_ABORT; - amd->msgout_len = 1; - amd_write8(amd, SCSICMDREG, SET_ATN_CMD); - } - if (amd->active_srb != NULL) { - amd->disc_count[amd->cur_target][amd->cur_lun]--; - amd->untagged_srbs[amd->cur_target][amd->cur_lun] = NULL; - } - - amd_write8(amd, SCSIDESTIDREG, amd->cur_target); - amd_write8(amd, SYNCPERIOREG, tinfo->sync_period_reg); - amd_write8(amd, SYNCOFFREG, tinfo->sync_offset_reg); - amd_write8(amd, CNTLREG1, tinfo->CtrlR1); - amd_write8(amd, CNTLREG3, tinfo->CtrlR3); - amd_write8(amd, CNTLREG4, tinfo->CtrlR4); - amd_write8(amd, SCSICMDREG, MSG_ACCEPTED_CMD);/* drop /ACK */ - amd->last_phase = SCSI_NOP0; -} - -static void -SRBdone(struct amd_softc *amd, struct amd_srb *pSRB) -{ - u_int8_t bval, i, status; - union ccb *pccb; - struct ccb_scsiio *pcsio; - int intflag; - struct amd_sg *ptr2; - u_int32_t swlval; - - pccb = pSRB->pccb; - pcsio = &pccb->csio; - - CAM_DEBUG(pccb->ccb_h.path, CAM_DEBUG_TRACE, - ("SRBdone - TagNumber %d\n", pSRB->TagNumber)); - - if ((pccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { - bus_dmasync_op_t op; - - if ((pccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) - op = BUS_DMASYNC_POSTREAD; - else - op = BUS_DMASYNC_POSTWRITE; - bus_dmamap_sync(amd->buffer_dmat, pSRB->dmamap, op); - bus_dmamap_unload(amd->buffer_dmat, pSRB->dmamap); - } - - status = pSRB->TargetStatus; - pccb->ccb_h.status = CAM_REQ_CMP; - if (pSRB->SRBFlag & AUTO_REQSENSE) { - pSRB->SRBFlag &= ~AUTO_REQSENSE; - pSRB->AdaptStatus = 0; - pSRB->TargetStatus = SCSI_STATUS_CHECK_COND; - - if (status == SCSI_STATUS_CHECK_COND) { - pccb->ccb_h.status = CAM_AUTOSENSE_FAIL; - goto ckc_e; - } - *((u_int32_t *)&(pSRB->CmdBlock[0])) = pSRB->Segment0[0]; - - pcsio->sense_resid = pcsio->sense_len - - pSRB->TotalXferredLen; - pSRB->TotalXferredLen = pSRB->Segment1[1]; - if (pSRB->TotalXferredLen) { - /* ???? */ - pcsio->resid = pcsio->dxfer_len - - pSRB->TotalXferredLen; - /* The resid field contains valid data */ - /* Flush resid bytes on complete */ - } else { - pcsio->scsi_status = SCSI_STATUS_CHECK_COND; - } - bzero(&pcsio->sense_data, pcsio->sense_len); - bcopy(amd_get_sense_buf(amd, pSRB), &pcsio->sense_data, - pcsio->sense_len); - pccb->ccb_h.status = CAM_AUTOSNS_VALID; - goto ckc_e; - } - if (status) { - if (status == SCSI_STATUS_CHECK_COND) { - - if ((pSRB->SGIndex < pSRB->SGcount) - && (pSRB->SGcount) && (pSRB->SGToBeXferLen)) { - bval = pSRB->SGcount; - swlval = pSRB->SGToBeXferLen; - ptr2 = pSRB->pSGlist; - ptr2++; - for (i = pSRB->SGIndex + 1; i < bval; i++) { - swlval += ptr2->SGXLen; - ptr2++; - } - /* ??????? */ - pcsio->resid = (u_int32_t) swlval; - -#ifdef AMD_DEBUG0 - printf("XferredLen=%8x,NotYetXferLen=%8x,", - pSRB->TotalXferredLen, swlval); -#endif - } - if ((pcsio->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0) { -#ifdef AMD_DEBUG0 - printf("RequestSense..................\n"); -#endif - RequestSense(amd, pSRB); - return; - } - pcsio->scsi_status = SCSI_STATUS_CHECK_COND; - pccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; - goto ckc_e; - } else if (status == SCSI_STATUS_QUEUE_FULL) { - pSRB->AdaptStatus = 0; - pSRB->TargetStatus = 0; - pcsio->scsi_status = SCSI_STATUS_QUEUE_FULL; - pccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; - goto ckc_e; - } else if (status == AMD_SCSI_STAT_SEL_TIMEOUT) { - pSRB->AdaptStatus = H_SEL_TIMEOUT; - pSRB->TargetStatus = 0; - - pcsio->scsi_status = AMD_SCSI_STAT_SEL_TIMEOUT; - pccb->ccb_h.status = CAM_SEL_TIMEOUT; - } else if (status == SCSI_STATUS_BUSY) { -#ifdef AMD_DEBUG0 - printf("DC390: target busy at %s %d\n", - __FILE__, __LINE__); -#endif - pcsio->scsi_status = SCSI_STATUS_BUSY; - pccb->ccb_h.status = CAM_SCSI_BUSY; - } else if (status == SCSI_STATUS_RESERV_CONFLICT) { -#ifdef AMD_DEBUG0 - printf("DC390: target reserved at %s %d\n", - __FILE__, __LINE__); -#endif - pcsio->scsi_status = SCSI_STATUS_RESERV_CONFLICT; - pccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; /* XXX */ - } else { - pSRB->AdaptStatus = 0; -#ifdef AMD_DEBUG0 - printf("DC390: driver stuffup at %s %d\n", - __FILE__, __LINE__); -#endif - pccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; - } - } else { - status = pSRB->AdaptStatus; - if (status & H_OVER_UNDER_RUN) { - pSRB->TargetStatus = 0; - - pccb->ccb_h.status = CAM_DATA_RUN_ERR; - } else if (pSRB->SRBStatus & PARITY_ERROR) { -#ifdef AMD_DEBUG0 - printf("DC390: driver stuffup %s %d\n", - __FILE__, __LINE__); -#endif - /* Driver failed to perform operation */ - pccb->ccb_h.status = CAM_UNCOR_PARITY; - } else { /* No error */ - pSRB->AdaptStatus = 0; - pSRB->TargetStatus = 0; - pcsio->resid = 0; - /* there is no error, (sense is invalid) */ - } - } -ckc_e: - intflag = splcam(); - if ((pccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { - /* CAM request not yet complete =>device_Q frozen */ - xpt_freeze_devq(pccb->ccb_h.path, 1); - pccb->ccb_h.status |= CAM_DEV_QFRZN; - } - TAILQ_REMOVE(&amd->running_srbs, pSRB, links); - TAILQ_INSERT_HEAD(&amd->free_srbs, pSRB, links); - amdrunwaiting(amd); - splx(intflag); - xpt_done(pccb); - -} - -static void -amd_ResetSCSIBus(struct amd_softc * amd) -{ - int intflag; - - intflag = splcam(); - amd->ACBFlag |= RESET_DEV; - amd_write8(amd, DMA_Cmd, DMA_IDLE_CMD); - amd_write8(amd, SCSICMDREG, RST_SCSI_BUS_CMD); - splx(intflag); - return; -} - -static void -amd_ScsiRstDetect(struct amd_softc * amd) -{ - int intflag; - u_int32_t wlval; - -#ifdef AMD_DEBUG0 - printf("amd_ScsiRstDetect \n"); -#endif - - wlval = 1000; - while (--wlval) { /* delay 1 sec */ - DELAY(1000); - } - intflag = splcam(); - - amd_write8(amd, DMA_Cmd, DMA_IDLE_CMD); - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); - - if (amd->ACBFlag & RESET_DEV) { - amd->ACBFlag |= RESET_DONE; - } else { - amd->ACBFlag |= RESET_DETECT; - ResetDevParam(amd); - amdcompletematch(amd, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD, - AMD_TAG_WILDCARD, &amd->running_srbs, - CAM_DEV_QFRZN|CAM_SCSI_BUS_RESET); - amdcompletematch(amd, CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD, - AMD_TAG_WILDCARD, &amd->waiting_srbs, - CAM_DEV_QFRZN|CAM_SCSI_BUS_RESET); - amd->active_srb = NULL; - amd->ACBFlag = 0; - amdrunwaiting(amd); - } - splx(intflag); - return; -} - -static void -RequestSense(struct amd_softc *amd, struct amd_srb *pSRB) -{ - union ccb *pccb; - struct ccb_scsiio *pcsio; - - pccb = pSRB->pccb; - pcsio = &pccb->csio; - - pSRB->SRBFlag |= AUTO_REQSENSE; - pSRB->Segment0[0] = *((u_int32_t *) & (pSRB->CmdBlock[0])); - pSRB->Segment0[1] = *((u_int32_t *) & (pSRB->CmdBlock[4])); - pSRB->Segment1[0] = (pSRB->ScsiCmdLen << 8) + pSRB->SGcount; - pSRB->Segment1[1] = pSRB->TotalXferredLen; - - pSRB->AdaptStatus = 0; - pSRB->TargetStatus = 0; - - pSRB->Segmentx.SGXPtr = amd_get_sense_bufaddr(amd, pSRB); - pSRB->Segmentx.SGXLen = amd_get_sense_bufsize(amd, pSRB); - - pSRB->pSGlist = &pSRB->Segmentx; - pSRB->SGcount = 1; - pSRB->SGIndex = 0; - - pSRB->CmdBlock[0] = REQUEST_SENSE; - pSRB->CmdBlock[1] = pSRB->pccb->ccb_h.target_lun << 5; - pSRB->CmdBlock[2] = 0; - pSRB->CmdBlock[3] = 0; - pSRB->CmdBlock[4] = pcsio->sense_len; - pSRB->CmdBlock[5] = 0; - pSRB->ScsiCmdLen = 6; - - pSRB->TotalXferredLen = 0; - pSRB->SGToBeXferLen = 0; - if (amdstart(amd, pSRB) != 0) { - TAILQ_REMOVE(&amd->running_srbs, pSRB, links); - TAILQ_INSERT_HEAD(&amd->waiting_srbs, pSRB, links); - } -} - -static void -amd_InvalidCmd(struct amd_softc * amd) -{ - struct amd_srb *srb; - - srb = amd->active_srb; - if (srb->SRBState & (SRB_START|SRB_MSGOUT)) - amd_write8(amd, SCSICMDREG, CLEAR_FIFO_CMD); -} - -void -amd_linkSRB(struct amd_softc *amd) -{ - u_int16_t count, i; - struct amd_srb *psrb; - int error; - - count = amd->SRBCount; - - for (i = 0; i < count; i++) { - psrb = (struct amd_srb *)&amd->SRB_array[i]; - psrb->TagNumber = i; - - /* - * Create the dmamap. This is no longer optional! - * - * XXX Since there is no detach method in this driver, - * this does not get freed! - */ - if ((error = bus_dmamap_create(amd->buffer_dmat, 0, - &psrb->dmamap)) != 0) { - device_printf(amd->dev, "Error %d creating buffer " - "dmamap!\n", error); - return; - } - TAILQ_INSERT_TAIL(&amd->free_srbs, psrb, links); - } -} - -static void -amd_EnDisableCE(struct amd_softc *amd, int mode, int *regval) -{ - if (mode == ENABLE_CE) { - *regval = 0xc0; - } else { - *regval = 0x80; - } - pci_write_config(amd->dev, *regval, 0, /*bytes*/1); - if (mode == DISABLE_CE) { - pci_write_config(amd->dev, *regval, 0, /*bytes*/1); - } - DELAY(160); -} - -static void -amd_EEpromOutDI(struct amd_softc *amd, int *regval, int Carry) -{ - u_int bval; - - bval = 0; - if (Carry) { - bval = 0x40; - *regval = 0x80; - pci_write_config(amd->dev, *regval, bval, /*bytes*/1); - } - DELAY(160); - bval |= 0x80; - pci_write_config(amd->dev, *regval, bval, /*bytes*/1); - DELAY(160); - pci_write_config(amd->dev, *regval, 0, /*bytes*/1); - DELAY(160); -} - -static int -amd_EEpromInDO(struct amd_softc *amd) -{ - pci_write_config(amd->dev, 0x80, 0x80, /*bytes*/1); - DELAY(160); - pci_write_config(amd->dev, 0x80, 0x40, /*bytes*/1); - DELAY(160); - if (pci_read_config(amd->dev, 0, /*bytes*/1) == 0x22) - return (1); - return (0); -} - -static u_int16_t -EEpromGetData1(struct amd_softc *amd) -{ - u_int i; - u_int carryFlag; - u_int16_t wval; - - wval = 0; - for (i = 0; i < 16; i++) { - wval <<= 1; - carryFlag = amd_EEpromInDO(amd); - wval |= carryFlag; - } - return (wval); -} - -static void -amd_Prepare(struct amd_softc *amd, int *regval, u_int8_t EEpromCmd) -{ - u_int i, j; - int carryFlag; - - carryFlag = 1; - j = 0x80; - for (i = 0; i < 9; i++) { - amd_EEpromOutDI(amd, regval, carryFlag); - carryFlag = (EEpromCmd & j) ? 1 : 0; - j >>= 1; - } -} - -static void -amd_ReadEEprom(struct amd_softc *amd) -{ - int regval; - u_int i; - u_int16_t *ptr; - u_int8_t cmd; - - ptr = (u_int16_t *)&amd->eepromBuf[0]; - cmd = EEPROM_READ; - for (i = 0; i < 0x40; i++) { - amd_EnDisableCE(amd, ENABLE_CE, ®val); - amd_Prepare(amd, ®val, cmd); - *ptr = EEpromGetData1(amd); - ptr++; - cmd++; - amd_EnDisableCE(amd, DISABLE_CE, ®val); - } -} - -static void -amd_load_defaults(struct amd_softc *amd) -{ - int target; - - bzero(&amd->eepromBuf, sizeof amd->eepromBuf); - for (target = 0; target < MAX_SCSI_ID; target++) - amd->eepromBuf[target << 2] = - (TAG_QUEUING|EN_DISCONNECT|SYNC_NEGO|PARITY_CHK); - amd->eepromBuf[EE_ADAPT_SCSI_ID] = 7; - amd->eepromBuf[EE_MODE2] = ACTIVE_NEGATION|LUN_CHECK|GREATER_1G; - amd->eepromBuf[EE_TAG_CMD_NUM] = 4; -} - -static void -amd_load_eeprom_or_defaults(struct amd_softc *amd) -{ - u_int16_t wval, *ptr; - u_int8_t i; - - amd_ReadEEprom(amd); - wval = 0; - ptr = (u_int16_t *) & amd->eepromBuf[0]; - for (i = 0; i < EE_DATA_SIZE; i += 2, ptr++) - wval += *ptr; - - if (wval != EE_CHECKSUM) { - if (bootverbose) - printf("amd%d: SEEPROM data unavailable. " - "Using default device parameters.\n", - amd->unit); - amd_load_defaults(amd); - } -} - -/* - ********************************************************************** - * Function : static int amd_init (struct Scsi_Host *host) - * Purpose : initialize the internal structures for a given SCSI host - * Inputs : host - pointer to this host adapter's structure/ - ********************************************************************** - */ -static int -amd_init(device_t dev) -{ - struct amd_softc *amd = device_get_softc(dev); - struct resource *iores; - int i, rid; - u_int bval; - - rid = PCI_BASE_ADDR0; - iores = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); - if (iores == NULL) { - if (bootverbose) - printf("amd_init: bus_alloc_resource failure!\n"); - return ENXIO; - } - amd->tag = rman_get_bustag(iores); - amd->bsh = rman_get_bushandle(iores); - - /* DMA tag for mapping buffers into device visible space. */ - if (bus_dma_tag_create(/*parent_dmat*/NULL, /*alignment*/1, - /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - /*maxsize*/MAXBSIZE, /*nsegments*/AMD_NSEG, - /*maxsegsz*/AMD_MAXTRANSFER_SIZE, - /*flags*/BUS_DMA_ALLOCNOW, - /*lockfunc*/busdma_lock_mutex, - /*lockarg*/&Giant, - &amd->buffer_dmat) != 0) { - if (bootverbose) - printf("amd_init: bus_dma_tag_create failure!\n"); - return ENXIO; - } - - /* Create, allocate, and map DMA buffers for autosense data */ - if (bus_dma_tag_create(/*parent_dmat*/NULL, /*alignment*/1, - /*boundary*/0, - /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, - /*highaddr*/BUS_SPACE_MAXADDR, - /*filter*/NULL, /*filterarg*/NULL, - sizeof(struct scsi_sense_data) * MAX_SRB_CNT, - /*nsegments*/1, - /*maxsegsz*/AMD_MAXTRANSFER_SIZE, - /*flags*/0, - /*lockfunc*/busdma_lock_mutex, - /*lockarg*/&Giant, &amd->sense_dmat) != 0) { - if (bootverbose) - device_printf(dev, "cannot create sense buffer dmat\n"); - return (ENXIO); - } - - if (bus_dmamem_alloc(amd->sense_dmat, (void **)&amd->sense_buffers, - BUS_DMA_NOWAIT, &amd->sense_dmamap) != 0) - return (ENOMEM); - - bus_dmamap_load(amd->sense_dmat, amd->sense_dmamap, - amd->sense_buffers, - sizeof(struct scsi_sense_data) * MAX_SRB_CNT, - amd_dmamap_cb, &amd->sense_busaddr, /*flags*/0); - - TAILQ_INIT(&amd->free_srbs); - TAILQ_INIT(&amd->running_srbs); - TAILQ_INIT(&amd->waiting_srbs); - amd->last_phase = SCSI_BUS_FREE; - amd->dev = dev; - amd->unit = device_get_unit(dev); - amd->SRBCount = MAX_SRB_CNT; - amd->status = 0; - amd_load_eeprom_or_defaults(amd); - amd->max_id = 7; - if (amd->eepromBuf[EE_MODE2] & LUN_CHECK) { - amd->max_lun = 7; - } else { - amd->max_lun = 0; - } - amd->AdaptSCSIID = amd->eepromBuf[EE_ADAPT_SCSI_ID]; - amd->HostID_Bit = (1 << amd->AdaptSCSIID); - amd->AdaptSCSILUN = 0; - /* (eepromBuf[EE_TAG_CMD_NUM]) << 2; */ - amd->ACBFlag = 0; - amd->Gmode2 = amd->eepromBuf[EE_MODE2]; - amd_linkSRB(amd); - for (i = 0; i <= amd->max_id; i++) { - - if (amd->AdaptSCSIID != i) { - struct amd_target_info *tinfo; - PEEprom prom; - - tinfo = &amd->tinfo[i]; - prom = (PEEprom)&amd->eepromBuf[i << 2]; - if ((prom->EE_MODE1 & EN_DISCONNECT) != 0) { - tinfo->disc_tag |= AMD_USR_DISCENB; - if ((prom->EE_MODE1 & TAG_QUEUING) != 0) - tinfo->disc_tag |= AMD_USR_TAGENB; - } - if ((prom->EE_MODE1 & SYNC_NEGO) != 0) { - tinfo->user.period = - eeprom_period[prom->EE_SPEED]; - tinfo->user.offset = AMD_MAX_SYNC_OFFSET; - } - tinfo->CtrlR1 = amd->AdaptSCSIID; - if ((prom->EE_MODE1 & PARITY_CHK) != 0) - tinfo->CtrlR1 |= PARITY_ERR_REPO; - tinfo->CtrlR3 = FAST_CLK; - tinfo->CtrlR4 = EATER_25NS; - if ((amd->eepromBuf[EE_MODE2] & ACTIVE_NEGATION) != 0) - tinfo->CtrlR4 |= NEGATE_REQACKDATA; - } - } - amd_write8(amd, SCSITIMEOUTREG, 153); /* 250ms selection timeout */ - /* Conversion factor = 0 , 40MHz clock */ - amd_write8(amd, CLKFACTREG, CLK_FREQ_40MHZ); - /* NOP cmd - clear command register */ - amd_write8(amd, SCSICMDREG, NOP_CMD); - amd_write8(amd, CNTLREG2, EN_FEATURE|EN_SCSI2_CMD); - amd_write8(amd, CNTLREG3, FAST_CLK); - bval = EATER_25NS; - if (amd->eepromBuf[EE_MODE2] & ACTIVE_NEGATION) { - bval |= NEGATE_REQACKDATA; - } - amd_write8(amd, CNTLREG4, bval); - - /* Disable SCSI bus reset interrupt */ - amd_write8(amd, CNTLREG1, DIS_INT_ON_SCSI_RST); - - return 0; -} - -/* - * attach and init a host adapter - */ -static int -amd_attach(device_t dev) -{ - struct cam_devq *devq; /* Device Queue to use for this SIM */ - u_int8_t intstat; - struct amd_softc *amd = device_get_softc(dev); - int unit = device_get_unit(dev); - int rid; - void *ih; - struct resource *irqres; - - if (amd_init(dev)) { - if (bootverbose) - printf("amd_attach: amd_init failure!\n"); - return ENXIO; - } - - /* Reset Pending INT */ - intstat = amd_read8(amd, INTSTATREG); - - /* After setting up the adapter, map our interrupt */ - rid = 0; - irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, - RF_SHAREABLE | RF_ACTIVE); - if (irqres == NULL || - bus_setup_intr(dev, irqres, INTR_TYPE_CAM | INTR_ENTROPY, - NULL, amd_intr, amd, &ih)) { - if (bootverbose) - printf("amd%d: unable to register interrupt handler!\n", - unit); - return ENXIO; - } - - /* - * Now let the CAM generic SCSI layer find the SCSI devices on - * the bus * start queue to reset to the idle loop. * - * Create device queue of SIM(s) * (MAX_START_JOB - 1) : - * max_sim_transactions - */ - devq = cam_simq_alloc(MAX_START_JOB); - if (devq == NULL) { - if (bootverbose) - printf("amd_attach: cam_simq_alloc failure!\n"); - return ENXIO; - } - - amd->psim = cam_sim_alloc(amd_action, amd_poll, "amd", - amd, amd->unit, &Giant, - 1, MAX_TAGS_CMD_QUEUE, devq); - if (amd->psim == NULL) { - cam_simq_free(devq); - if (bootverbose) - printf("amd_attach: cam_sim_alloc failure!\n"); - return ENXIO; - } - - if (xpt_bus_register(amd->psim, dev, 0) != CAM_SUCCESS) { - cam_sim_free(amd->psim, /*free_devq*/TRUE); - if (bootverbose) - printf("amd_attach: xpt_bus_register failure!\n"); - return ENXIO; - } - - if (xpt_create_path(&amd->ppath, /* periph */ NULL, - cam_sim_path(amd->psim), CAM_TARGET_WILDCARD, - CAM_LUN_WILDCARD) != CAM_REQ_CMP) { - xpt_bus_deregister(cam_sim_path(amd->psim)); - cam_sim_free(amd->psim, /* free_simq */ TRUE); - if (bootverbose) - printf("amd_attach: xpt_create_path failure!\n"); - return ENXIO; - } - - return 0; -} - -static int -amd_probe(device_t dev) -{ - if (pci_get_devid(dev) == PCI_DEVICE_ID_AMD53C974) { - device_set_desc(dev, - "Tekram DC390(T)/AMD53c974 SCSI Host Adapter"); - return BUS_PROBE_DEFAULT; - } - return ENXIO; -} - -static device_method_t amd_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, amd_probe), - DEVMETHOD(device_attach, amd_attach), - { 0, 0 } -}; - -static driver_t amd_driver = { - "amd", amd_methods, sizeof(struct amd_softc) -}; - -static devclass_t amd_devclass; -DRIVER_MODULE(amd, pci, amd_driver, amd_devclass, 0, 0); -MODULE_DEPEND(amd, pci, 1, 1, 1); -MODULE_DEPEND(amd, cam, 1, 1, 1); diff --git a/sys/dev/amd/amd.h b/sys/dev/amd/amd.h deleted file mode 100644 index c671f222467d..000000000000 --- a/sys/dev/amd/amd.h +++ /dev/null @@ -1,585 +0,0 @@ -/*- - ********************************************************************* - * FILE NAME : amd.h - * BY : C.L. Huang (ching@tekram.com.tw) - * Erich Chen (erich@tekram.com.tw) - * Description: Device Driver for the amd53c974 PCI Bus Master - * SCSI Host adapter found on cards such as - * the Tekram DC-390(T). - * (C)Copyright 1995-1999 Tekram Technology Co., Ltd. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - ********************************************************************* - * $FreeBSD$ - */ - -#ifndef AMD_H -#define AMD_H - -#define AMD_TRANS_CUR 0x01 /* Modify current neogtiation status */ -#define AMD_TRANS_ACTIVE 0x03 /* Assume this is the active target */ -#define AMD_TRANS_GOAL 0x04 /* Modify negotiation goal */ -#define AMD_TRANS_USER 0x08 /* Modify user negotiation settings */ - -/* - * Per target transfer parameters. - */ -struct amd_transinfo { - u_int8_t period; - u_int8_t offset; -}; - -struct amd_target_info { - /* - * Records the currently active and user/default settings for - * tagged queueing and disconnection for each target. - */ - u_int8_t disc_tag; -#define AMD_CUR_DISCENB 0x01 -#define AMD_CUR_TAGENB 0x02 -#define AMD_USR_DISCENB 0x04 -#define AMD_USR_TAGENB 0x08 - u_int8_t CtrlR1; - u_int8_t CtrlR3; - u_int8_t CtrlR4; - u_int8_t sync_period_reg; - u_int8_t sync_offset_reg; - - /* - * Currently active transfer settings. - */ - struct amd_transinfo current; - /* - * Transfer settings we wish to achieve - * through negotiation. - */ - struct amd_transinfo goal; - /* - * User defined or default transfer settings. - */ - struct amd_transinfo user; -}; - -/* - * Scatter/Gather Segment entry. - */ -struct amd_sg { - u_int32_t SGXLen; - u_int32_t SGXPtr; -}; - -/* - * Chipset feature limits - */ -#define MAX_SCSI_ID 8 -#define AMD_MAX_SYNC_OFFSET 15 -#define AMD_TARGET_MAX 7 -#define AMD_LUN_MAX 7 -#define AMD_MAXPHYS (128 * 1024) /* legacy MAXPHYS */ -#define AMD_NSEG (btoc(AMD_MAXPHYS) + 1) -#define AMD_MAXTRANSFER_SIZE 0xFFFFFF /* restricted by 24 bit counter */ -#define MAX_DEVICES 10 -#define MAX_TAGS_CMD_QUEUE 256 -#define MAX_CMD_PER_LUN 6 -#define MAX_SRB_CNT 256 -#define MAX_START_JOB 256 - -/* - * BIT position to integer mapping. - */ -#define BIT(N) (0x01 << N) - -/* - * EEPROM storage offsets and data structures. - */ -typedef struct _EEprom { - u_int8_t EE_MODE1; - u_int8_t EE_SPEED; - u_int8_t xx1; - u_int8_t xx2; -} EEprom, *PEEprom; - -#define EE_ADAPT_SCSI_ID 64 -#define EE_MODE2 65 -#define EE_DELAY 66 -#define EE_TAG_CMD_NUM 67 -#define EE_DATA_SIZE 128 -#define EE_CHECKSUM 0x1234 - -/* - * EE_MODE1 bits definition - */ -#define PARITY_CHK BIT(0) -#define SYNC_NEGO BIT(1) -#define EN_DISCONNECT BIT(2) -#define SEND_START BIT(3) -#define TAG_QUEUING BIT(4) - -/* - * EE_MODE2 bits definition - */ -#define MORE2_DRV BIT(0) -#define GREATER_1G BIT(1) -#define RST_SCSI_BUS BIT(2) -#define ACTIVE_NEGATION BIT(3) -#define NO_SEEK BIT(4) -#define LUN_CHECK BIT(5) - -#define ENABLE_CE 1 -#define DISABLE_CE 0 -#define EEPROM_READ 0x80 - -#define AMD_TAG_WILDCARD ((u_int)(~0)) - -/* - * SCSI Request Block - */ -struct amd_srb { - TAILQ_ENTRY(amd_srb) links; - u_int8_t CmdBlock[12]; - union ccb *pccb; - bus_dmamap_t dmamap; - struct amd_sg *pSGlist; - - u_int32_t TotalXferredLen; - u_int32_t SGPhysAddr; /* a segment starting address */ - u_int32_t SGToBeXferLen; /* to be xfer length */ - u_int32_t Segment0[2]; - u_int32_t Segment1[2]; - - struct amd_sg SGsegment[AMD_NSEG]; - struct amd_sg Segmentx;/* a one entry of S/G list table */ - u_int8_t *pMsgPtr; - u_int16_t SRBState; - - u_int8_t AdaptStatus; - u_int8_t TargetStatus; - u_int8_t MsgCnt; - u_int8_t EndMessage; - u_int8_t TagNumber; - u_int8_t SGcount; - u_int8_t SGIndex; - u_int8_t IORBFlag; /* ;81h-Reset, 2-retry */ - - u_int8_t SRBStatus; - u_int8_t SRBFlag; - /* ; b0-AutoReqSense,b6-Read,b7-write */ - /* ; b4-settimeout,b5-Residual valid */ - u_int8_t ScsiCmdLen; -}; - -TAILQ_HEAD(srb_queue, amd_srb); - -/* - * Per-adapter, software configuration. - */ -struct amd_softc { - device_t dev; - bus_space_tag_t tag; - bus_space_handle_t bsh; - bus_dma_tag_t buffer_dmat; /* dmat for buffer I/O */ - bus_dma_tag_t sense_dmat; /* dmat for sense buffer */ - bus_dmamap_t sense_dmamap; - struct scsi_sense_data *sense_buffers; - bus_addr_t sense_busaddr; - int unit; - - int last_phase; - int cur_target; - int cur_lun; - struct amd_srb *active_srb; - struct amd_srb *untagged_srbs[AMD_TARGET_MAX+1][AMD_LUN_MAX+1]; - struct amd_target_info tinfo[AMD_TARGET_MAX+1]; - u_int16_t disc_count[AMD_TARGET_MAX+1][AMD_LUN_MAX+1]; - - struct srb_queue free_srbs; - struct srb_queue waiting_srbs; - struct srb_queue running_srbs; - - struct amd_srb *pTmpSRB; - - u_int16_t SRBCount; - - u_int16_t max_id; - u_int16_t max_lun; - - /* Hooks into the CAM XPT */ - struct cam_sim *psim; - struct cam_path *ppath; - - u_int8_t msgin_buf[6]; - u_int8_t msgout_buf[6]; - u_int msgin_index; - u_int msgout_index; - u_int msgout_len; - - u_int8_t status; - u_int8_t AdaptSCSIID; /* ; Adapter SCSI Target ID */ - u_int8_t AdaptSCSILUN; /* ; Adapter SCSI LUN */ - - u_int8_t ACBFlag; - - u_int8_t Gmode2; - - u_int8_t HostID_Bit; - - u_int8_t InitDCB_flag[8][8]; /* flag of initDCB for device */ - struct amd_srb SRB_array[MAX_SRB_CNT]; /* +45Ch, Len= */ - struct amd_srb TmpSRB; - /* Setup data stored in an 93c46 serial eeprom */ - u_int8_t eepromBuf[EE_DATA_SIZE]; -}; - -/* - * ----SRB State machine definition - */ -#define SRB_FREE 0 -#define SRB_READY BIT(1) -#define SRB_MSGOUT BIT(2) /* ;arbitration+msg_out 1st byte */ -#define SRB_MSGIN BIT(3) -#define SRB_MSGIN_MULTI BIT(4) -#define SRB_COMMAND BIT(5) -#define SRB_START BIT(6) /* ;arbitration+msg_out+command_out */ -#define SRB_DISCONNECT BIT(7) -#define SRB_DATA_XFER BIT(8) -#define SRB_XFERPAD BIT(9) -#define SRB_STATUS BIT(10) -#define SRB_COMPLETED BIT(11) -#define SRB_ABORT_SENT BIT(12) -#define DO_SYNC_NEGO BIT(13) -#define SRB_UNEXPECT_RESEL BIT(14) - -/* - * ---ACB Flag - */ -#define RESET_DEV BIT(0) -#define RESET_DETECT BIT(1) -#define RESET_DONE BIT(2) - -/* - * ---DCB Flag - */ -#define ABORT_DEV_ BIT(0) - -/* - * ---SRB status - */ -#define SRB_OK BIT(0) -#define ABORTION BIT(1) -#define OVER_RUN BIT(2) -#define UNDER_RUN BIT(3) -#define PARITY_ERROR BIT(4) -#define SRB_ERROR BIT(5) - -/* - * ---SRB Flags - */ -#define DATAOUT BIT(7) -#define DATAIN BIT(6) -#define RESIDUAL_VALID BIT(5) -#define ENABLE_TIMER BIT(4) -#define RESET_DEV0 BIT(2) -#define ABORT_DEV BIT(1) -#define AUTO_REQSENSE BIT(0) - -/* - * ---Adapter status - */ -#define H_STATUS_GOOD 0 -#define H_SEL_TIMEOUT 0x11 -#define H_OVER_UNDER_RUN 0x12 -#define H_UNEXP_BUS_FREE 0x13 -#define H_TARGET_PHASE_F 0x14 -#define H_INVALID_CCB_OP 0x16 -#define H_LINK_CCB_BAD 0x17 -#define H_BAD_TARGET_DIR 0x18 -#define H_DUPLICATE_CCB 0x19 -#define H_BAD_CCB_OR_SG 0x1A -#define H_ABORT 0x0FF - -/* - * AMD specific "status" codes returned in the SCSI status byte. - */ -#define AMD_SCSI_STAT_UNEXP_BUS_F 0xFD /* ; Unexpect Bus Free */ -#define AMD_SCSI_STAT_BUS_RST_DETECT 0xFE /* ; Scsi Bus Reset detected */ -#define AMD_SCSI_STAT_SEL_TIMEOUT 0xFF /* ; Selection Time out */ - -/* - * ---Sync_Mode - */ -#define SYNC_DISABLE 0 -#define SYNC_ENABLE BIT(0) -#define SYNC_NEGO_DONE BIT(1) -#define WIDE_ENABLE BIT(2) -#define WIDE_NEGO_DONE BIT(3) -#define EN_TAG_QUEUING BIT(4) -#define EN_ATN_STOP BIT(5) - -#define SYNC_NEGO_OFFSET 15 - -/* - * ---SCSI bus phase - */ -#define SCSI_DATA_OUT 0 -#define SCSI_DATA_IN 1 -#define SCSI_COMMAND 2 -#define SCSI_STATUS 3 -#define SCSI_NOP0 4 -#define SCSI_ARBITRATING 5 -#define SCSI_MSG_OUT 6 -#define SCSI_MSG_IN 7 -#define SCSI_BUS_FREE 8 - -/* - *========================================================== - * AMD 53C974 Registers bit Definition - *========================================================== - */ - -/* - * ------SCSI Register------- - * Command Reg.(+0CH) - */ -#define DMA_COMMAND BIT(7) -#define NOP_CMD 0 -#define CLEAR_FIFO_CMD 1 -#define RST_DEVICE_CMD 2 -#define RST_SCSI_BUS_CMD 3 -#define INFO_XFER_CMD 0x10 -#define INITIATOR_CMD_CMPLTE 0x11 -#define MSG_ACCEPTED_CMD 0x12 -#define XFER_PAD_BYTE 0x18 -#define SET_ATN_CMD 0x1A -#define RESET_ATN_CMD 0x1B -#define SEL_W_ATN 0x42 -#define SEL_W_ATN_STOP 0x43 -#define EN_SEL_RESEL 0x44 -#define SEL_W_ATN2 0x46 -#define DATA_XFER_CMD INFO_XFER_CMD - - -/* - * ------SCSI Register------- - * SCSI Status Reg.(+10H) - */ -#define INTERRUPT BIT(7) -#define ILLEGAL_OP_ERR BIT(6) -#define PARITY_ERR BIT(5) -#define COUNT_2_ZERO BIT(4) -#define GROUP_CODE_VALID BIT(3) -#define SCSI_PHASE_MASK (BIT(2)+BIT(1)+BIT(0)) - -/* - * ------SCSI Register------- - * Interrupt Status Reg.(+14H) - */ -#define SCSI_RESET_ BIT(7) -#define INVALID_CMD BIT(6) -#define DISCONNECTED BIT(5) -#define SERVICE_REQUEST BIT(4) -#define SUCCESSFUL_OP BIT(3) -#define RESELECTED BIT(2) -#define SEL_ATTENTION BIT(1) -#define SELECTED BIT(0) - -/* - * ------SCSI Register------- - * Internal State Reg.(+18H) - */ -#define SYNC_OFFSET_FLAG BIT(3) -#define INTRN_STATE_MASK (BIT(2)+BIT(1)+BIT(0)) - -/* - * ------SCSI Register------- - * Clock Factor Reg.(+24H) - */ -#define CLK_FREQ_40MHZ 0 -#define CLK_FREQ_35MHZ (BIT(2)+BIT(1)+BIT(0)) -#define CLK_FREQ_30MHZ (BIT(2)+BIT(1)) -#define CLK_FREQ_25MHZ (BIT(2)+BIT(0)) -#define CLK_FREQ_20MHZ BIT(2) -#define CLK_FREQ_15MHZ (BIT(1)+BIT(0)) -#define CLK_FREQ_10MHZ BIT(1) - -/* - * ------SCSI Register------- - * Control Reg. 1(+20H) - */ -#define EXTENDED_TIMING BIT(7) -#define DIS_INT_ON_SCSI_RST BIT(6) -#define PARITY_ERR_REPO BIT(4) -#define SCSI_ID_ON_BUS (BIT(2)+BIT(1)+BIT(0)) - -/* - * ------SCSI Register------- - * Control Reg. 2(+2CH) - */ -#define EN_FEATURE BIT(6) -#define EN_SCSI2_CMD BIT(3) - -/* - * ------SCSI Register------- - * Control Reg. 3(+30H) - */ -#define ID_MSG_CHECK BIT(7) -#define EN_QTAG_MSG BIT(6) -#define EN_GRP2_CMD BIT(5) -#define FAST_SCSI BIT(4) /* ;10MB/SEC */ -#define FAST_CLK BIT(3) /* ;25 - 40 MHZ */ - -/* - * ------SCSI Register------- - * Control Reg. 4(+34H) - */ -#define EATER_12NS 0 -#define EATER_25NS BIT(7) -#define EATER_35NS BIT(6) -#define EATER_0NS (BIT(7)+BIT(6)) -#define NEGATE_REQACKDATA BIT(2) -#define NEGATE_REQACK BIT(3) - -/* - *======================================== - * DMA Register - *======================================== - */ - -/* - * -------DMA Register-------- - * DMA Command Reg.(+40H) - */ -#define READ_DIRECTION BIT(7) -#define WRITE_DIRECTION 0 -#define EN_DMA_INT BIT(6) -#define MAP_TO_MDL BIT(5) -#define DMA_DIAGNOSTIC BIT(4) -#define DMA_IDLE_CMD 0 -#define DMA_BLAST_CMD BIT(0) -#define DMA_ABORT_CMD BIT(1) -#define DMA_START_CMD (BIT(1)|BIT(0)) - -/* - * -------DMA Register-------- - * DMA Status Reg.(+54H) - */ -#define PCI_MS_ABORT BIT(6) -#define BLAST_COMPLETE BIT(5) -#define SCSI_INTERRUPT BIT(4) -#define DMA_XFER_DONE BIT(3) -#define DMA_XFER_ABORT BIT(2) -#define DMA_XFER_ERROR BIT(1) -#define POWER_DOWN BIT(0) - -/* - * -------DMA Register-------- - * DMA SCSI Bus and Ctrl.(+70H) - * EN_INT_ON_PCI_ABORT - */ - -/* - *========================================================== - * SCSI Chip register address offset - *========================================================== - */ -#define CTCREG_LOW 0x00 /* (R) current transfer count register low */ -#define STCREG_LOW 0x00 /* (W) start transfer count register low */ - -#define CTCREG_MID 0x04 /* (R) current transfer count register - * middle */ -#define STCREG_MID 0x04 /* (W) start transfer count register middle */ - -#define SCSIFIFOREG 0x08 /* (R/W) SCSI FIFO register */ - -#define SCSICMDREG 0x0C /* (R/W) SCSI command register */ - -#define SCSISTATREG 0x10 /* (R) SCSI status register */ -#define SCSIDESTIDREG 0x10 /* (W) SCSI destination ID register */ - -#define INTSTATREG 0x14 /* (R) interrupt status register */ -#define SCSITIMEOUTREG 0x14 /* (W) SCSI timeout register */ - - -#define INTERNSTATREG 0x18 /* (R) internal state register */ -#define SYNCPERIOREG 0x18 /* (W) synchronous transfer period register */ - -#define CURRENTFIFOREG 0x1C /* (R) current FIFO/internal state register */ -#define SYNCOFFREG 0x1C/* (W) synchronous transfer period register */ - -#define CNTLREG1 0x20 /* (R/W) control register 1 */ -#define CLKFACTREG 0x24 /* (W) clock factor register */ -#define CNTLREG2 0x2C /* (R/W) control register 2 */ -#define CNTLREG3 0x30 /* (R/W) control register 3 */ -#define CNTLREG4 0x34 /* (R/W) control register 4 */ - -#define CURTXTCNTREG 0x38 /* (R) current transfer count register - * high/part-unique ID code */ -#define STCREG_HIGH 0x38 /* (W) Start current transfer count register - * high */ - -/* - ********************************************************* - * - * SCSI DMA register - * - ********************************************************* - */ -#define DMA_Cmd 0x40 /* (R/W) command register */ -#define DMA_XferCnt 0x44 /* (R/W) starting transfer count */ -#define DMA_XferAddr 0x48 /* (R/W) starting Physical address */ -#define DMA_Wk_ByteCntr 0x4C /* ( R ) working byte counter */ -#define DMA_Wk_AddrCntr 0x50 /* ( R ) working address counter */ -#define DMA_Status 0x54 /* ( R ) status register */ -#define DMA_MDL_Addr 0x58 /* (R/W) starting memory descriptor list (MDL) - * address */ -#define DMA_Wk_MDL_Cntr 0x5C /* ( R ) working MDL counter */ -#define DMA_ScsiBusCtrl 0x70 /* (bits R/W) SCSI BUS and control */ - -/* ******************************************************* */ -#define am_target SCSISTATREG -#define am_timeout INTSTATREG -#define am_seq_step SYNCPERIOREG -#define am_fifo_count SYNCOFFREG - - -#define amd_read8(amd, port) \ - bus_space_read_1((amd)->tag, (amd)->bsh, port) - -#define amd_read16(amd, port) \ - bus_space_read_2((amd)->tag, (amd)->bsh, port) - -#define amd_read32(amd, port) \ - bus_space_read_4((amd)->tag, (amd)->bsh, port) - -#define amd_write8(amd, port, value) \ - bus_space_write_1((amd)->tag, (amd)->bsh, port, value) - -#define amd_write8_multi(amd, port, ptr, len) \ - bus_space_write_multi_1((amd)->tag, (amd)->bsh, port, ptr, len) - -#define amd_write16(amd, port, value) \ - bus_space_write_2((amd)->tag, (amd)->bsh, port, value) - -#define amd_write32(amd, port, value) \ - bus_space_write_4((amd)->tag, (amd)->bsh, port, value) - -#endif /* AMD_H */ diff --git a/sys/modules/Makefile b/sys/modules/Makefile index 1638e6287023..f41ba064f882 100644 --- a/sys/modules/Makefile +++ b/sys/modules/Makefile @@ -22,7 +22,6 @@ SUBDIR= ${_3dfx} \ alc \ ale \ alq \ - ${_amd} \ ${_amdsbwd} \ ${_amdtemp} \ amr \ @@ -405,7 +404,6 @@ _3dfx= 3dfx _3dfx_linux= 3dfx_linux _agp= agp _aic= aic -_amd= amd _an= an _aout= aout _apm= apm diff --git a/sys/modules/amd/Makefile b/sys/modules/amd/Makefile deleted file mode 100644 index fbaae5c7b7f6..000000000000 --- a/sys/modules/amd/Makefile +++ /dev/null @@ -1,10 +0,0 @@ -# $FreeBSD$ - -.PATH: ${.CURDIR}/../../dev/amd - -KMOD= amd -SRCS= amd.c -SRCS+= opt_scsi.h opt_cam.h -SRCS+= device_if.h bus_if.h pci_if.h - -.include