Lines Matching +full:host +full:- +full:command
1 // SPDX-License-Identifier: GPL-2.0-only
5 Linux Driver for BusLogic MultiMaster and FlashPoint SCSI Host Adapters
7 Copyright 1995-1998 by Leonard N. Zubkoff <lnz@dandelion.com>
13 Special thanks to Wayne Yen, Jin-Lon Hon, and Alex Win of BusLogic, whose
37 #include <linux/dma-mapping.h>
54 #define FAILURE (-1)
61 Options specifications provided via the Linux Kernel Command Line or via
70 BusLogic Driver Options specifications provided via the Linux Kernel Command
81 MODULE_DESCRIPTION("BusLogic MultiMaster and FlashPoint SCSI Host Adapter driver");
91 all BusLogic Host Adapters.
99 all BusLogic Host Adapters.
115 to be checked for potential BusLogic Host Adapters. It is initialized by
125 call to blogic_cmd failed. It is only non-NULL when blogic_cmd
139 blogic_announce("Copyright 1995-1998 by Leonard N. Zubkoff <lnz@dandelion.com>\n", adapter); in blogic_announce_drvr()
144 blogic_drvr_info returns the Host Adapter Name to identify this SCSI
145 Driver and Host Adapter.
148 static const char *blogic_drvr_info(struct Scsi_Host *host) in blogic_drvr_info() argument
151 (struct blogic_adapter *) host->hostdata; in blogic_drvr_info()
152 return adapter->full_model; in blogic_drvr_info()
156 blogic_init_ccbs initializes a group of Command Control Blocks (CCBs)
157 for Host Adapter from the blk_size bytes located at blk_pointer. The newly
158 created CCBs are added to Host Adapter's free list.
167 ccb->allocgrp_head = blkp; in blogic_init_ccbs()
168 ccb->allocgrp_size = blk_size; in blogic_init_ccbs()
169 while ((blk_size -= sizeof(struct blogic_ccb)) >= 0) { in blogic_init_ccbs()
170 ccb->status = BLOGIC_CCB_FREE; in blogic_init_ccbs()
171 ccb->adapter = adapter; in blogic_init_ccbs()
172 ccb->dma_handle = (u32) blkp + offset; in blogic_init_ccbs()
174 ccb->callback = blogic_qcompleted_ccb; in blogic_init_ccbs()
175 ccb->base_addr = adapter->fpinfo.base_addr; in blogic_init_ccbs()
177 ccb->next = adapter->free_ccbs; in blogic_init_ccbs()
178 ccb->next_all = adapter->all_ccbs; in blogic_init_ccbs()
179 adapter->free_ccbs = ccb; in blogic_init_ccbs()
180 adapter->all_ccbs = ccb; in blogic_init_ccbs()
181 adapter->alloc_ccbs++; in blogic_init_ccbs()
189 blogic_create_initccbs allocates the initial CCBs for Host Adapter.
198 while (adapter->alloc_ccbs < adapter->initccbs) { in blogic_create_initccbs()
199 blk_pointer = dma_alloc_coherent(&adapter->pci_device->dev, in blogic_create_initccbs()
202 blogic_err("UNABLE TO ALLOCATE CCB GROUP - DETACHING\n", in blogic_create_initccbs()
213 blogic_destroy_ccbs deallocates the CCBs for Host Adapter.
218 struct blogic_ccb *next_ccb = adapter->all_ccbs, *ccb, *lastccb = NULL; in blogic_destroy_ccbs()
219 adapter->all_ccbs = NULL; in blogic_destroy_ccbs()
220 adapter->free_ccbs = NULL; in blogic_destroy_ccbs()
222 next_ccb = ccb->next_all; in blogic_destroy_ccbs()
223 if (ccb->allocgrp_head) { in blogic_destroy_ccbs()
225 dma_free_coherent(&adapter->pci_device->dev, in blogic_destroy_ccbs()
226 lastccb->allocgrp_size, lastccb, in blogic_destroy_ccbs()
227 lastccb->allocgrp_head); in blogic_destroy_ccbs()
232 dma_free_coherent(&adapter->pci_device->dev, in blogic_destroy_ccbs()
233 lastccb->allocgrp_size, lastccb, in blogic_destroy_ccbs()
234 lastccb->allocgrp_head); in blogic_destroy_ccbs()
239 blogic_create_addlccbs allocates Additional CCBs for Host Adapter. If
242 multiple host adapters share the same IRQ Channel.
249 int prev_alloc = adapter->alloc_ccbs; in blogic_create_addlccbs()
254 while (adapter->alloc_ccbs - prev_alloc < addl_ccbs) { in blogic_create_addlccbs()
255 blk_pointer = dma_alloc_coherent(&adapter->pci_device->dev, in blogic_create_addlccbs()
261 if (adapter->alloc_ccbs > prev_alloc) { in blogic_create_addlccbs()
263 …ated %d additional CCBs (total now %d)\n", adapter, adapter->alloc_ccbs - prev_alloc, adapter->all… in blogic_create_addlccbs()
267 if (adapter->drvr_qdepth > adapter->alloc_ccbs - adapter->tgt_count) { in blogic_create_addlccbs()
268 adapter->drvr_qdepth = adapter->alloc_ccbs - adapter->tgt_count; in blogic_create_addlccbs()
269 adapter->scsi_host->can_queue = adapter->drvr_qdepth; in blogic_create_addlccbs()
274 blogic_alloc_ccb allocates a CCB from Host Adapter's free list,
275 allocating more memory from the Kernel if necessary. The Host Adapter's
283 ccb = adapter->free_ccbs; in blogic_alloc_ccb()
285 ccb->serial = ++serial; in blogic_alloc_ccb()
286 adapter->free_ccbs = ccb->next; in blogic_alloc_ccb()
287 ccb->next = NULL; in blogic_alloc_ccb()
288 if (adapter->free_ccbs == NULL) in blogic_alloc_ccb()
289 blogic_create_addlccbs(adapter, adapter->inc_ccbs, in blogic_alloc_ccb()
293 blogic_create_addlccbs(adapter, adapter->inc_ccbs, true); in blogic_alloc_ccb()
294 ccb = adapter->free_ccbs; in blogic_alloc_ccb()
297 ccb->serial = ++serial; in blogic_alloc_ccb()
298 adapter->free_ccbs = ccb->next; in blogic_alloc_ccb()
299 ccb->next = NULL; in blogic_alloc_ccb()
305 blogic_dealloc_ccb deallocates a CCB, returning it to the Host Adapter's
306 free list. The Host Adapter's Lock should already have been acquired by the
312 struct blogic_adapter *adapter = ccb->adapter; in blogic_dealloc_ccb()
314 if (ccb->command != NULL) in blogic_dealloc_ccb()
315 scsi_dma_unmap(ccb->command); in blogic_dealloc_ccb()
317 dma_unmap_single(&adapter->pci_device->dev, ccb->sensedata, in blogic_dealloc_ccb()
318 ccb->sense_datalen, DMA_FROM_DEVICE); in blogic_dealloc_ccb()
320 ccb->command = NULL; in blogic_dealloc_ccb()
321 ccb->status = BLOGIC_CCB_FREE; in blogic_dealloc_ccb()
322 ccb->next = adapter->free_ccbs; in blogic_dealloc_ccb()
323 adapter->free_ccbs = ccb; in blogic_dealloc_ccb()
328 blogic_cmd sends the command opcode to adapter, optionally
334 the Host Adapter (including any discarded data); on failure, it returns
335 -1 if the command was invalid, or -2 if a timeout occurred.
337 blogic_cmd is called exclusively during host adapter detection and
339 access to the Host Adapter hardware is assumed. Once the host adapter and
340 driver are initialized, the only Host Adapter command that is issued is the
341 single byte Execute Mailbox Command operation code, which does not require
342 waiting for the Host Adapter Ready bit to be set in the Status Register.
362 must be disabled while issuing host adapter commands since a in blogic_cmd()
363 Command Complete interrupt could occur if the IRQ Channel was in blogic_cmd()
364 previously enabled by another BusLogic Host Adapter or another in blogic_cmd()
367 if (!adapter->irq_acquired) in blogic_cmd()
370 Wait for the Host Adapter Ready bit to be set and the in blogic_cmd()
371 Command/Parameter Register Busy bit to be reset in the Status in blogic_cmd()
375 while (--timeout >= 0) { in blogic_cmd()
383 "Timeout waiting for Host Adapter Ready"; in blogic_cmd()
384 result = -2; in blogic_cmd()
388 Write the opcode to the Command/Parameter Register. in blogic_cmd()
390 adapter->adapter_cmd_complete = false; in blogic_cmd()
396 while (paramlen > 0 && --timeout >= 0) { in blogic_cmd()
398 Wait 100 microseconds to give the Host Adapter enough in blogic_cmd()
400 Command/Parameter Register was valid or not. If the in blogic_cmd()
401 Command Complete bit is set in the Interrupt Register, in blogic_cmd()
402 then the Command Invalid bit in the Status Register will in blogic_cmd()
404 and the command has completed, or set if the Operation in blogic_cmd()
408 back from the Host Adapter. Otherwise, wait for the in blogic_cmd()
409 Command/Parameter Register Busy bit in the Status in blogic_cmd()
417 if (adapter->adapter_cmd_complete) in blogic_cmd()
424 paramlen--; in blogic_cmd()
429 result = -2; in blogic_cmd()
433 The Modify I/O Address command does not cause a Command Complete in blogic_cmd()
441 result = -1; in blogic_cmd()
450 Select an appropriate timeout value for awaiting command completion. in blogic_cmd()
465 Receive any Reply Bytes, waiting for either the Command in blogic_cmd()
467 Interrupt Handler to set the Host Adapter Command Completed in blogic_cmd()
468 bit in the Host Adapter structure. in blogic_cmd()
470 while (--timeout >= 0) { in blogic_cmd()
475 if (adapter->adapter_cmd_complete) in blogic_cmd()
490 "Timeout waiting for Command Complete"; in blogic_cmd()
491 result = -2; in blogic_cmd()
495 Clear any pending Command Complete Interrupt. in blogic_cmd()
514 Process Command Invalid conditions. in blogic_cmd()
518 Some early BusLogic Host Adapters may not recover in blogic_cmd()
519 properly from a Command Invalid condition, so if this in blogic_cmd()
521 Host Adapter. Potentially invalid commands are never in blogic_cmd()
523 so there should be no Host Adapter state lost by a in blogic_cmd()
524 Soft Reset in response to a Command Invalid condition. in blogic_cmd()
538 blogic_cmd_failure_reason = "Command Invalid"; in blogic_cmd()
539 result = -1; in blogic_cmd()
547 result = -1; in blogic_cmd()
551 Indicate the command completed successfully. in blogic_cmd()
559 if (!adapter->irq_acquired) in blogic_cmd()
573 int last_exchange = probeinfo_cnt - 1, bound, j; in blogic_sort_probeinfo()
583 if (probeinfo1->bus > probeinfo2->bus || in blogic_sort_probeinfo()
584 (probeinfo1->bus == probeinfo2->bus && in blogic_sort_probeinfo()
585 (probeinfo1->dev > probeinfo2->dev))) { in blogic_sort_probeinfo()
604 SCSI Host Adapters by interrogating the PCI Configuration Space on PCI
606 I/O Addresses. It returns the number of PCI MultiMaster Host Adapters found.
623 Iterate over the MultiMaster PCI Host Adapters. For each in blogic_init_mm_probeinfo()
624 enumerated host adapter, determine whether its ISA Compatible in blogic_init_mm_probeinfo()
626 Primary I/O Address. A host adapter that is assigned the in blogic_init_mm_probeinfo()
628 The MultiMaster BIOS will first recognize a host adapter at in blogic_init_mm_probeinfo()
629 the Primary I/O Address, then any other PCI host adapters, in blogic_init_mm_probeinfo()
630 and finally any host adapters located at the remaining in blogic_init_mm_probeinfo()
631 standard ISA I/O Addresses. When a PCI host adapter is found in blogic_init_mm_probeinfo()
632 with its ISA Compatible I/O Port enabled, a command is issued in blogic_init_mm_probeinfo()
636 pr_probeinfo->io_addr = 0; in blogic_init_mm_probeinfo()
654 if (dma_set_mask(&pci_device->dev, DMA_BIT_MASK(32))) in blogic_init_mm_probeinfo()
657 bus = pci_device->bus->number; in blogic_init_mm_probeinfo()
658 device = pci_device->devfn >> 3; in blogic_init_mm_probeinfo()
659 irq_ch = pci_device->irq; in blogic_init_mm_probeinfo()
664 …blogic_err("BusLogic: Base Address0 0x%lX not I/O for MultiMaster Host Adapter\n", NULL, base_addr… in blogic_init_mm_probeinfo()
669 …blogic_err("BusLogic: Base Address1 0x%lX not Memory for MultiMaster Host Adapter\n", NULL, base_a… in blogic_init_mm_probeinfo()
674 blogic_err("BusLogic: IRQ Channel %d invalid for MultiMaster Host Adapter\n", NULL, irq_ch); in blogic_init_mm_probeinfo()
679 blogic_notice("BusLogic: PCI MultiMaster Host Adapter detected at\n", NULL); in blogic_init_mm_probeinfo()
683 Issue the Inquire PCI Host Adapter Information command to determine in blogic_init_mm_probeinfo()
688 host_adapter->io_addr = io_addr; in blogic_init_mm_probeinfo()
695 Issue the Modify I/O Address command to disable the in blogic_init_mm_probeinfo()
696 ISA Compatible I/O Port. On PCI Host Adapters, the in blogic_init_mm_probeinfo()
697 Modify I/O Address command allows modification of the in blogic_init_mm_probeinfo()
698 ISA compatible I/O Address that the Host Adapter in blogic_init_mm_probeinfo()
706 For the first MultiMaster Host Adapter enumerated, in blogic_init_mm_probeinfo()
707 issue the Fetch Host Adapter Local RAM command to read in blogic_init_mm_probeinfo()
710 Issue the Inquire Board ID command since this option is in blogic_init_mm_probeinfo()
711 only valid for the BT-948/958/958D. in blogic_init_mm_probeinfo()
732 Determine whether this MultiMaster Host Adapter has its in blogic_init_mm_probeinfo()
735 MultiMaster Host Adapter and must be recognized first. in blogic_init_mm_probeinfo()
737 after any Primary MultiMaster Host Adapter is probed. in blogic_init_mm_probeinfo()
740 pr_probeinfo->adapter_type = BLOGIC_MULTIMASTER; in blogic_init_mm_probeinfo()
741 pr_probeinfo->adapter_bus_type = BLOGIC_PCI_BUS; in blogic_init_mm_probeinfo()
742 pr_probeinfo->io_addr = io_addr; in blogic_init_mm_probeinfo()
743 pr_probeinfo->pci_addr = pci_addr; in blogic_init_mm_probeinfo()
744 pr_probeinfo->bus = bus; in blogic_init_mm_probeinfo()
745 pr_probeinfo->dev = device; in blogic_init_mm_probeinfo()
746 pr_probeinfo->irq_ch = irq_ch; in blogic_init_mm_probeinfo()
747 pr_probeinfo->pci_device = pci_dev_get(pci_device); in blogic_init_mm_probeinfo()
752 probeinfo->adapter_type = BLOGIC_MULTIMASTER; in blogic_init_mm_probeinfo()
753 probeinfo->adapter_bus_type = BLOGIC_PCI_BUS; in blogic_init_mm_probeinfo()
754 probeinfo->io_addr = io_addr; in blogic_init_mm_probeinfo()
755 probeinfo->pci_addr = pci_addr; in blogic_init_mm_probeinfo()
756 probeinfo->bus = bus; in blogic_init_mm_probeinfo()
757 probeinfo->dev = device; in blogic_init_mm_probeinfo()
758 probeinfo->irq_ch = irq_ch; in blogic_init_mm_probeinfo()
759 probeinfo->pci_device = pci_dev_get(pci_device); in blogic_init_mm_probeinfo()
763 blogic_warn("BusLogic: Too many Host Adapters detected\n", NULL); in blogic_init_mm_probeinfo()
767 option is ON for the first enumerated MultiMaster Host Adapter, in blogic_init_mm_probeinfo()
768 and if that host adapter is a BT-948/958/958D, then the in blogic_init_mm_probeinfo()
769 MultiMaster BIOS will recognize MultiMaster Host Adapters in in blogic_init_mm_probeinfo()
773 MultiMaster Host Adapters in the order they are enumerated by in blogic_init_mm_probeinfo()
780 Iterate over the older non-compliant MultiMaster PCI Host Adapters, in blogic_init_mm_probeinfo()
795 if (dma_set_mask(&pci_device->dev, DMA_BIT_MASK(32))) in blogic_init_mm_probeinfo()
798 bus = pci_device->bus->number; in blogic_init_mm_probeinfo()
799 device = pci_device->devfn >> 3; in blogic_init_mm_probeinfo()
800 irq_ch = pci_device->irq; in blogic_init_mm_probeinfo()
808 if (probeinfo->io_addr == io_addr && in blogic_init_mm_probeinfo()
809 probeinfo->adapter_type == BLOGIC_MULTIMASTER) { in blogic_init_mm_probeinfo()
810 probeinfo->adapter_bus_type = BLOGIC_PCI_BUS; in blogic_init_mm_probeinfo()
811 probeinfo->pci_addr = 0; in blogic_init_mm_probeinfo()
812 probeinfo->bus = bus; in blogic_init_mm_probeinfo()
813 probeinfo->dev = device; in blogic_init_mm_probeinfo()
814 probeinfo->irq_ch = irq_ch; in blogic_init_mm_probeinfo()
815 probeinfo->pci_device = pci_dev_get(pci_device); in blogic_init_mm_probeinfo()
827 Host Adapters by interrogating the PCI Configuration Space. It returns the
828 number of FlashPoint Host Adapters found.
836 Interrogate PCI Configuration Space for any FlashPoint Host Adapters. in blogic_init_fp_probeinfo()
852 if (dma_set_mask(&pci_device->dev, DMA_BIT_MASK(32))) in blogic_init_fp_probeinfo()
855 bus = pci_device->bus->number; in blogic_init_fp_probeinfo()
856 device = pci_device->devfn >> 3; in blogic_init_fp_probeinfo()
857 irq_ch = pci_device->irq; in blogic_init_fp_probeinfo()
862 …blogic_err("BusLogic: Base Address0 0x%lX not I/O for FlashPoint Host Adapter\n", NULL, base_addr0… in blogic_init_fp_probeinfo()
867 …blogic_err("BusLogic: Base Address1 0x%lX not Memory for FlashPoint Host Adapter\n", NULL, base_ad… in blogic_init_fp_probeinfo()
872 blogic_err("BusLogic: IRQ Channel %d invalid for FlashPoint Host Adapter\n", NULL, irq_ch); in blogic_init_fp_probeinfo()
877 blogic_notice("BusLogic: FlashPoint Host Adapter detected at\n", NULL); in blogic_init_fp_probeinfo()
883 probeinfo->adapter_type = BLOGIC_FLASHPOINT; in blogic_init_fp_probeinfo()
884 probeinfo->adapter_bus_type = BLOGIC_PCI_BUS; in blogic_init_fp_probeinfo()
885 probeinfo->io_addr = io_addr; in blogic_init_fp_probeinfo()
886 probeinfo->pci_addr = pci_addr; in blogic_init_fp_probeinfo()
887 probeinfo->bus = bus; in blogic_init_fp_probeinfo()
888 probeinfo->dev = device; in blogic_init_fp_probeinfo()
889 probeinfo->irq_ch = irq_ch; in blogic_init_fp_probeinfo()
890 probeinfo->pci_device = pci_dev_get(pci_device); in blogic_init_fp_probeinfo()
893 blogic_warn("BusLogic: Too many Host Adapters detected\n", NULL); in blogic_init_fp_probeinfo()
895 …blogic_err("BusLogic: FlashPoint Host Adapter detected at PCI Bus %d Device %d\n", NULL, bus, devi… in blogic_init_fp_probeinfo()
901 The FlashPoint BIOS will scan for FlashPoint Host Adapters in the order of in blogic_init_fp_probeinfo()
912 Probe Information to be checked for potential BusLogic SCSI Host Adapters by
915 FlashPoint and PCI MultiMaster Host Adapters are present, this driver will
916 probe for FlashPoint Host Adapters first unless the BIOS primary disk is
917 controlled by the first PCI MultiMaster Host Adapter, in which case
918 MultiMaster Host Adapters will be probed first. The BusLogic Driver Options
927 FlashPoint Host Adapters; otherwise, default to the standard in blogic_init_probeinfo_list()
947 while (probeinfo->adapter_bus_type != in blogic_init_probeinfo_list()
950 myadapter->io_addr = probeinfo->io_addr; in blogic_init_probeinfo_list()
962 PCI MultiMaster Host Adapter, then reverse in blogic_init_probeinfo_list()
963 the probe order so that MultiMaster Host in blogic_init_probeinfo_list()
964 Adapters are probed before FlashPoint Host in blogic_init_probeinfo_list()
969 int mmcount = blogic_probeinfo_count - fpcount; in blogic_init_probeinfo_list()
994 if (adapter->adapter_bus_type == BLOGIC_PCI_BUS) { in blogic_failure()
995 blogic_err("While configuring BusLogic PCI Host Adapter at\n", in blogic_failure()
997 …Address 0x%lX PCI Address 0x%lX:\n", adapter, adapter->bus, adapter->dev, adapter->io_addr, adapte… in blogic_failure()
999 …blogic_err("While configuring BusLogic Host Adapter at I/O Address 0x%lX:\n", adapter, adapter->io… in blogic_failure()
1000 blogic_err("%s FAILED - DETACHING\n", adapter, msg); in blogic_failure()
1002 blogic_err("ADDITIONAL FAILURE INFO - %s\n", adapter, in blogic_failure()
1009 blogic_probe probes for a BusLogic Host Adapter.
1018 FlashPoint Host Adapters are Probed by the FlashPoint SCCB Manager. in blogic_probe()
1021 struct fpoint_info *fpinfo = &adapter->fpinfo; in blogic_probe()
1022 fpinfo->base_addr = (u32) adapter->io_addr; in blogic_probe()
1023 fpinfo->irq_ch = adapter->irq_ch; in blogic_probe()
1024 fpinfo->present = false; in blogic_probe()
1026 fpinfo->present)) { in blogic_probe()
1027 …blogic_err("BusLogic: FlashPoint Host Adapter detected at PCI Bus %d Device %d\n", adapter, adapte… in blogic_probe()
1028 … Address 0x%lX PCI Address 0x%lX, but FlashPoint\n", adapter, adapter->io_addr, adapter->pci_addr); in blogic_probe()
1033 blogic_notice("BusLogic_Probe(0x%lX): FlashPoint Found\n", adapter, adapter->io_addr); in blogic_probe()
1035 Indicate the Host Adapter Probe completed successfully. in blogic_probe()
1042 BusLogic Host Adapter. A nonexistent I/O port will return 0xFF, in which in blogic_probe()
1043 case there is definitely no BusLogic Host Adapter at this base I/O Address. in blogic_probe()
1044 The test here is a subset of that used by the BusLogic Host Adapter BIOS. in blogic_probe()
1050 …x%lX): Status 0x%02X, Interrupt 0x%02X, Geometry 0x%02X\n", adapter, adapter->io_addr, statusreg.a… in blogic_probe()
1057 an I/O port that responded. Adaptec Host Adapters do not in blogic_probe()
1062 later when the Inquire Extended Setup Information command is in blogic_probe()
1063 issued in blogic_checkadapter. The AMI FastDisk Host Adapter in blogic_probe()
1065 earlier BusLogic Host Adapters, including the undocumented in blogic_probe()
1074 Indicate the Host Adapter Probe completed successfully. in blogic_probe()
1081 blogic_hwreset issues a Hardware Reset to the Host Adapter
1082 and waits for Host Adapter Diagnostics to complete. If hard_reset is true, a
1084 Soft Reset is performed which only resets the Host Adapter without forcing a
1093 FlashPoint Host Adapters are Hard Reset by the FlashPoint in blogic_hwreset()
1097 struct fpoint_info *fpinfo = &adapter->fpinfo; in blogic_hwreset()
1098 fpinfo->softreset = !hard_reset; in blogic_hwreset()
1099 fpinfo->report_underrun = true; in blogic_hwreset()
1100 adapter->cardhandle = in blogic_hwreset()
1102 if (adapter->cardhandle == (void *)FPOINT_BADCARD_HANDLE) in blogic_hwreset()
1105 Indicate the Host Adapter Hard Reset completed successfully. in blogic_hwreset()
1110 Issue a Hard Reset or Soft Reset Command to the Host Adapter. in blogic_hwreset()
1111 The Host Adapter should respond by setting Diagnostic Active in in blogic_hwreset()
1122 while (--timeout >= 0) { in blogic_hwreset()
1129 …_HardwareReset(0x%lX): Diagnostic Active, Status 0x%02X\n", adapter, adapter->io_addr, statusreg.a… in blogic_hwreset()
1142 while (--timeout >= 0) { in blogic_hwreset()
1149 …rdwareReset(0x%lX): Diagnostic Completed, Status 0x%02X\n", adapter, adapter->io_addr, statusreg.a… in blogic_hwreset()
1153 Wait until at least one of the Diagnostic Failure, Host Adapter in blogic_hwreset()
1157 while (--timeout >= 0) { in blogic_hwreset()
1165 …blogic_notice("BusLogic_HardwareReset(0x%lX): Host Adapter Ready, Status 0x%02X\n", adapter, adapt… in blogic_hwreset()
1169 If Diagnostic Failure is set or Host Adapter Ready is reset, in blogic_hwreset()
1170 then an error occurred during the Host Adapter diagnostics. in blogic_hwreset()
1177 blogic_err("HOST ADAPTER STATUS REGISTER = %02X\n", adapter, in blogic_hwreset()
1180 blogic_err("HOST ADAPTER ERROR CODE = %d\n", adapter, in blogic_hwreset()
1185 Indicate the Host Adapter Hard Reset completed successfully. in blogic_hwreset()
1193 Host Adapter.
1202 FlashPoint Host Adapters do not require this protection. in blogic_checkadapter()
1207 Issue the Inquire Extended Setup Information command. Only genuine in blogic_checkadapter()
1208 BusLogic Host Adapters and true clones support this command. in blogic_checkadapter()
1209 Adaptec 1542C series Host Adapters that respond to the Geometry in blogic_checkadapter()
1210 Register I/O port will fail this command. in blogic_checkadapter()
1222 adapter->io_addr, in blogic_checkadapter()
1230 from Host Adapter and initializes the Host Adapter structure.
1250 Configuration Information for FlashPoint Host Adapters is in blogic_rdconfig()
1253 Host Adapter structure from the fpoint_info structure. in blogic_rdconfig()
1256 struct fpoint_info *fpinfo = &adapter->fpinfo; in blogic_rdconfig()
1257 tgt = adapter->model; in blogic_rdconfig()
1260 *tgt++ = '-'; in blogic_rdconfig()
1261 for (i = 0; i < sizeof(fpinfo->model); i++) in blogic_rdconfig()
1262 *tgt++ = fpinfo->model[i]; in blogic_rdconfig()
1264 strcpy(adapter->fw_ver, FLASHPOINT_FW_VER); in blogic_rdconfig()
1265 adapter->scsi_id = fpinfo->scsi_id; in blogic_rdconfig()
1266 adapter->ext_trans_enable = fpinfo->ext_trans_enable; in blogic_rdconfig()
1267 adapter->parity = fpinfo->parity; in blogic_rdconfig()
1268 adapter->reset_enabled = !fpinfo->softreset; in blogic_rdconfig()
1269 adapter->level_int = true; in blogic_rdconfig()
1270 adapter->wide = fpinfo->wide; in blogic_rdconfig()
1271 adapter->differential = false; in blogic_rdconfig()
1272 adapter->scam = true; in blogic_rdconfig()
1273 adapter->ultra = true; in blogic_rdconfig()
1274 adapter->ext_lun = true; in blogic_rdconfig()
1275 adapter->terminfo_valid = true; in blogic_rdconfig()
1276 adapter->low_term = fpinfo->low_term; in blogic_rdconfig()
1277 adapter->high_term = fpinfo->high_term; in blogic_rdconfig()
1278 adapter->scam_enabled = fpinfo->scam_enabled; in blogic_rdconfig()
1279 adapter->scam_lev2 = fpinfo->scam_lev2; in blogic_rdconfig()
1280 adapter->drvr_sglimit = BLOGIC_SG_LIMIT; in blogic_rdconfig()
1281 adapter->maxdev = (adapter->wide ? 16 : 8); in blogic_rdconfig()
1282 adapter->maxlun = 32; in blogic_rdconfig()
1283 adapter->initccbs = 4 * BLOGIC_CCB_GRP_ALLOCSIZE; in blogic_rdconfig()
1284 adapter->inc_ccbs = BLOGIC_CCB_GRP_ALLOCSIZE; in blogic_rdconfig()
1285 adapter->drvr_qdepth = 255; in blogic_rdconfig()
1286 adapter->adapter_qdepth = adapter->drvr_qdepth; in blogic_rdconfig()
1287 adapter->sync_ok = fpinfo->sync_ok; in blogic_rdconfig()
1288 adapter->fast_ok = fpinfo->fast_ok; in blogic_rdconfig()
1289 adapter->ultra_ok = fpinfo->ultra_ok; in blogic_rdconfig()
1290 adapter->wide_ok = fpinfo->wide_ok; in blogic_rdconfig()
1291 adapter->discon_ok = fpinfo->discon_ok; in blogic_rdconfig()
1292 adapter->tagq_ok = 0xFFFF; in blogic_rdconfig()
1296 Issue the Inquire Board ID command. in blogic_rdconfig()
1302 Issue the Inquire Configuration command. in blogic_rdconfig()
1309 Issue the Inquire Setup Information command. in blogic_rdconfig()
1317 Issue the Inquire Extended Setup Information command. in blogic_rdconfig()
1326 Issue the Inquire Firmware Version 3rd Digit command. in blogic_rdconfig()
1336 Issue the Inquire Host Adapter Model Number command. in blogic_rdconfig()
1339 /* BusLogic BT-542B ISA 2.xx */ in blogic_rdconfig()
1344 /* BusLogic BT-742A EISA 2.1x or 2.20 */ in blogic_rdconfig()
1355 "INQUIRE HOST ADAPTER MODEL NUMBER"); in blogic_rdconfig()
1358 BusLogic MultiMaster Host Adapters can be identified by their in blogic_rdconfig()
1362 5.xx BusLogic "W" Series Host Adapters: in blogic_rdconfig()
1363 BT-948/958/958D in blogic_rdconfig()
1364 4.xx BusLogic "C" Series Host Adapters: in blogic_rdconfig()
1365 BT-946C/956C/956CD/747C/757C/757CD/445C/545C/540CF in blogic_rdconfig()
1366 3.xx BusLogic "S" Series Host Adapters: in blogic_rdconfig()
1367 BT-747S/747D/757S/757D/445S/545S/542D in blogic_rdconfig()
1368 BT-542B/742A (revision H) in blogic_rdconfig()
1369 2.xx BusLogic "A" Series Host Adapters: in blogic_rdconfig()
1370 BT-542B/742A (revision G and below) in blogic_rdconfig()
1371 0.xx AMI FastDisk VLB/EISA BusLogic Clone Host Adapter in blogic_rdconfig()
1374 Save the Model Name and Host Adapter Name in the Host Adapter in blogic_rdconfig()
1377 tgt = adapter->model; in blogic_rdconfig()
1380 *tgt++ = '-'; in blogic_rdconfig()
1389 Save the Firmware Version in the Host Adapter structure. in blogic_rdconfig()
1391 tgt = adapter->fw_ver; in blogic_rdconfig()
1399 Issue the Inquire Firmware Version Letter command. in blogic_rdconfig()
1401 if (strcmp(adapter->fw_ver, "3.3") >= 0) { in blogic_rdconfig()
1412 Save the Host Adapter SCSI ID in the Host Adapter structure. in blogic_rdconfig()
1414 adapter->scsi_id = config.id; in blogic_rdconfig()
1416 Determine the Bus Type and save it in the Host Adapter structure, in blogic_rdconfig()
1418 and save the DMA Channel for ISA Host Adapters. in blogic_rdconfig()
1420 adapter->adapter_bus_type = in blogic_rdconfig()
1421 blogic_adater_bus_types[adapter->model[3] - '4']; in blogic_rdconfig()
1422 if (adapter->irq_ch == 0) { in blogic_rdconfig()
1424 adapter->irq_ch = 9; in blogic_rdconfig()
1426 adapter->irq_ch = 10; in blogic_rdconfig()
1428 adapter->irq_ch = 11; in blogic_rdconfig()
1430 adapter->irq_ch = 12; in blogic_rdconfig()
1432 adapter->irq_ch = 14; in blogic_rdconfig()
1434 adapter->irq_ch = 15; in blogic_rdconfig()
1438 the Host Adapter structure. in blogic_rdconfig()
1441 adapter->ext_trans_enable = georeg.gr.ext_trans_enable; in blogic_rdconfig()
1445 Ultra SCSI flag in the Host Adapter structure. in blogic_rdconfig()
1447 adapter->adapter_sglimit = ext_setupinfo.sg_limit; in blogic_rdconfig()
1448 adapter->drvr_sglimit = adapter->adapter_sglimit; in blogic_rdconfig()
1449 if (adapter->adapter_sglimit > BLOGIC_SG_LIMIT) in blogic_rdconfig()
1450 adapter->drvr_sglimit = BLOGIC_SG_LIMIT; in blogic_rdconfig()
1452 adapter->level_int = true; in blogic_rdconfig()
1453 adapter->wide = ext_setupinfo.wide; in blogic_rdconfig()
1454 adapter->differential = ext_setupinfo.differential; in blogic_rdconfig()
1455 adapter->scam = ext_setupinfo.scam; in blogic_rdconfig()
1456 adapter->ultra = ext_setupinfo.ultra; in blogic_rdconfig()
1459 information in the Host Adapter structure. in blogic_rdconfig()
1461 if (adapter->fw_ver[0] == '5' || (adapter->fw_ver[0] == '4' && in blogic_rdconfig()
1462 adapter->wide)) in blogic_rdconfig()
1463 adapter->ext_lun = true; in blogic_rdconfig()
1465 Issue the Inquire PCI Host Adapter Information command to read the in blogic_rdconfig()
1466 Termination Information from "W" series MultiMaster Host Adapters. in blogic_rdconfig()
1468 if (adapter->fw_ver[0] == '5') { in blogic_rdconfig()
1473 "INQUIRE PCI HOST ADAPTER INFORMATION"); in blogic_rdconfig()
1475 Save the Termination Information in the Host Adapter in blogic_rdconfig()
1479 adapter->terminfo_valid = true; in blogic_rdconfig()
1480 adapter->low_term = adapter_info.low_term; in blogic_rdconfig()
1481 adapter->high_term = adapter_info.high_term; in blogic_rdconfig()
1485 Issue the Fetch Host Adapter Local RAM command to read the in blogic_rdconfig()
1486 AutoSCSI data from "W" and "C" series MultiMaster Host Adapters. in blogic_rdconfig()
1488 if (adapter->fw_ver[0] >= '4') { in blogic_rdconfig()
1495 "FETCH HOST ADAPTER LOCAL RAM"); in blogic_rdconfig()
1498 and Termination Information in the Host Adapter structure. in blogic_rdconfig()
1500 adapter->parity = autoscsi.parity; in blogic_rdconfig()
1501 adapter->reset_enabled = autoscsi.reset_enabled; in blogic_rdconfig()
1502 if (adapter->fw_ver[0] == '4') { in blogic_rdconfig()
1503 adapter->terminfo_valid = true; in blogic_rdconfig()
1504 adapter->low_term = autoscsi.low_term; in blogic_rdconfig()
1505 adapter->high_term = autoscsi.high_term; in blogic_rdconfig()
1510 SCAM Information in the Host Adapter structure. in blogic_rdconfig()
1512 adapter->wide_ok = autoscsi.wide_ok; in blogic_rdconfig()
1513 adapter->fast_ok = autoscsi.fast_ok; in blogic_rdconfig()
1514 adapter->sync_ok = autoscsi.sync_ok; in blogic_rdconfig()
1515 adapter->discon_ok = autoscsi.discon_ok; in blogic_rdconfig()
1516 if (adapter->ultra) in blogic_rdconfig()
1517 adapter->ultra_ok = autoscsi.ultra_ok; in blogic_rdconfig()
1518 if (adapter->scam) { in blogic_rdconfig()
1519 adapter->scam_enabled = autoscsi.scam_enabled; in blogic_rdconfig()
1520 adapter->scam_lev2 = autoscsi.scam_lev2; in blogic_rdconfig()
1524 Initialize fields in the Host Adapter structure for "S" and "A" in blogic_rdconfig()
1525 series MultiMaster Host Adapters. in blogic_rdconfig()
1527 if (adapter->fw_ver[0] < '4') { in blogic_rdconfig()
1529 adapter->sync_ok = 0xFF; in blogic_rdconfig()
1530 if (adapter->adapter_bus_type == BLOGIC_EISA_BUS) { in blogic_rdconfig()
1532 adapter->fast_ok = 0xFF; in blogic_rdconfig()
1533 if (strcmp(adapter->model, "BT-757") == 0) in blogic_rdconfig()
1534 adapter->wide_ok = 0xFF; in blogic_rdconfig()
1537 adapter->discon_ok = 0xFF; in blogic_rdconfig()
1538 adapter->parity = setupinfo.parity; in blogic_rdconfig()
1539 adapter->reset_enabled = true; in blogic_rdconfig()
1543 supported by this driver for Wide and Narrow Host Adapters. in blogic_rdconfig()
1545 adapter->maxdev = (adapter->wide ? 16 : 8); in blogic_rdconfig()
1546 adapter->maxlun = (adapter->ext_lun ? 32 : 8); in blogic_rdconfig()
1555 not supported, then the Host Adapter must scan all the Outgoing in blogic_rdconfig()
1557 cause a substantial performance penalty. The host adapters in blogic_rdconfig()
1562 set to the Mailbox Count, rather than the Host Adapter Queue in blogic_rdconfig()
1567 192 BT-948/958/958D in blogic_rdconfig()
1568 100 BT-946C/956C/956CD/747C/757C/757CD/445C in blogic_rdconfig()
1569 50 BT-545C/540CF in blogic_rdconfig()
1570 30 BT-747S/747D/757S/757D/445S/545S/542D/542B/742A in blogic_rdconfig()
1572 if (adapter->fw_ver[0] == '5') in blogic_rdconfig()
1573 adapter->adapter_qdepth = 192; in blogic_rdconfig()
1574 else if (adapter->fw_ver[0] == '4') in blogic_rdconfig()
1575 adapter->adapter_qdepth = 100; in blogic_rdconfig()
1577 adapter->adapter_qdepth = 30; in blogic_rdconfig()
1578 if (strcmp(adapter->fw_ver, "3.31") >= 0) { in blogic_rdconfig()
1579 adapter->strict_rr = true; in blogic_rdconfig()
1580 adapter->mbox_count = BLOGIC_MAX_MAILBOX; in blogic_rdconfig()
1582 adapter->strict_rr = false; in blogic_rdconfig()
1583 adapter->mbox_count = 32; in blogic_rdconfig()
1585 adapter->drvr_qdepth = adapter->mbox_count; in blogic_rdconfig()
1586 adapter->initccbs = 4 * BLOGIC_CCB_GRP_ALLOCSIZE; in blogic_rdconfig()
1587 adapter->inc_ccbs = BLOGIC_CCB_GRP_ALLOCSIZE; in blogic_rdconfig()
1590 all "W" series MultiMaster Host Adapters, on "C" series in blogic_rdconfig()
1591 MultiMaster Host Adapters with firmware version 4.22 and above, in blogic_rdconfig()
1592 and on "S" series MultiMaster Host Adapters with firmware version in blogic_rdconfig()
1595 adapter->tagq_ok = 0; in blogic_rdconfig()
1596 switch (adapter->fw_ver[0]) { in blogic_rdconfig()
1598 adapter->tagq_ok = 0xFFFF; in blogic_rdconfig()
1601 if (strcmp(adapter->fw_ver, "4.22") >= 0) in blogic_rdconfig()
1602 adapter->tagq_ok = 0xFFFF; in blogic_rdconfig()
1605 if (strcmp(adapter->fw_ver, "3.35") >= 0) in blogic_rdconfig()
1606 adapter->tagq_ok = 0xFFFF; in blogic_rdconfig()
1610 Determine the Host Adapter BIOS Address if the BIOS is enabled and in blogic_rdconfig()
1611 save it in the Host Adapter structure. The BIOS is disabled if the in blogic_rdconfig()
1614 adapter->bios_addr = ext_setupinfo.bios_addr << 12; in blogic_rdconfig()
1616 BusLogic BT-445S Host Adapters prior to board revision E have a in blogic_rdconfig()
1619 incorrectly. Only properly functioning BT-445S Host Adapters in blogic_rdconfig()
1622 if (adapter->bios_addr > 0 && in blogic_rdconfig()
1623 strcmp(adapter->model, "BT-445S") == 0 && in blogic_rdconfig()
1624 strcmp(adapter->fw_ver, "3.37") < 0) in blogic_rdconfig()
1628 Host Adapters. in blogic_rdconfig()
1632 Initialize the Host Adapter Full Model Name from the Model Name. in blogic_rdconfig()
1634 strcpy(adapter->full_model, "BusLogic "); in blogic_rdconfig()
1635 strcat(adapter->full_model, adapter->model); in blogic_rdconfig()
1638 BusLogic Driver Options specification, or based on whether this Host in blogic_rdconfig()
1645 if (adapter->drvr_opts != NULL && in blogic_rdconfig()
1646 adapter->drvr_opts->qdepth[tgt_id] > 0) in blogic_rdconfig()
1647 qdepth = adapter->drvr_opts->qdepth[tgt_id]; in blogic_rdconfig()
1648 adapter->qdepth[tgt_id] = qdepth; in blogic_rdconfig()
1650 adapter->untag_qdepth = BLOGIC_UNTAG_DEPTH; in blogic_rdconfig()
1651 if (adapter->drvr_opts != NULL) in blogic_rdconfig()
1652 adapter->common_qdepth = adapter->drvr_opts->common_qdepth; in blogic_rdconfig()
1653 if (adapter->common_qdepth > 0 && in blogic_rdconfig()
1654 adapter->common_qdepth < adapter->untag_qdepth) in blogic_rdconfig()
1655 adapter->untag_qdepth = adapter->common_qdepth; in blogic_rdconfig()
1661 adapter->tagq_ok &= adapter->discon_ok; in blogic_rdconfig()
1666 if (adapter->drvr_opts != NULL) in blogic_rdconfig()
1667 adapter->tagq_ok = (adapter->drvr_opts->tagq_ok & in blogic_rdconfig()
1668 adapter->drvr_opts->tagq_ok_mask) | in blogic_rdconfig()
1669 (adapter->tagq_ok & ~adapter->drvr_opts->tagq_ok_mask); in blogic_rdconfig()
1676 if (adapter->drvr_opts != NULL && in blogic_rdconfig()
1677 adapter->drvr_opts->bus_settle_time > 0) in blogic_rdconfig()
1678 adapter->bus_settle_time = adapter->drvr_opts->bus_settle_time; in blogic_rdconfig()
1680 adapter->bus_settle_time = BLOGIC_BUS_SETTLE_TIME; in blogic_rdconfig()
1682 Indicate reading the Host Adapter Configuration completed in blogic_rdconfig()
1690 blogic_reportconfig reports the configuration of Host Adapter.
1695 unsigned short alltgt_mask = (1 << adapter->maxdev) - 1; in blogic_reportconfig()
1710 …Host Adapter\n", adapter, adapter->model, blogic_adapter_busnames[adapter->adapter_bus_type], (ada… in blogic_reportconfig()
1711 …s: 0x%lX, IRQ Channel: %d/%s\n", adapter, adapter->fw_ver, adapter->io_addr, adapter->irq_ch, (ada… in blogic_reportconfig()
1712 if (adapter->adapter_bus_type != BLOGIC_PCI_BUS) { in blogic_reportconfig()
1714 if (adapter->bios_addr > 0) in blogic_reportconfig()
1716 adapter->bios_addr); in blogic_reportconfig()
1721 adapter->bus, adapter->dev); in blogic_reportconfig()
1722 if (adapter->pci_addr > 0) in blogic_reportconfig()
1723 blogic_info("0x%lX, ", adapter, adapter->pci_addr); in blogic_reportconfig()
1727 blogic_info("Host Adapter SCSI ID: %d\n", adapter, adapter->scsi_id); in blogic_reportconfig()
1729 adapter, (adapter->parity ? "Enabled" : "Disabled"), in blogic_reportconfig()
1730 (adapter->ext_trans_enable ? "Enabled" : "Disabled")); in blogic_reportconfig()
1731 alltgt_mask &= ~(1 << adapter->scsi_id); in blogic_reportconfig()
1732 sync_ok = adapter->sync_ok & alltgt_mask; in blogic_reportconfig()
1733 fast_ok = adapter->fast_ok & alltgt_mask; in blogic_reportconfig()
1734 ultra_ok = adapter->ultra_ok & alltgt_mask; in blogic_reportconfig()
1736 (adapter->fw_ver[0] >= '4' || in blogic_reportconfig()
1737 adapter->adapter_bus_type == BLOGIC_EISA_BUS)) || in blogic_reportconfig()
1758 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_reportconfig()
1760 syncstr[adapter->scsi_id] = '#'; in blogic_reportconfig()
1761 syncstr[adapter->maxdev] = '\0'; in blogic_reportconfig()
1765 wide_ok = adapter->wide_ok & alltgt_mask; in blogic_reportconfig()
1771 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_reportconfig()
1773 widestr[adapter->scsi_id] = '#'; in blogic_reportconfig()
1774 widestr[adapter->maxdev] = '\0'; in blogic_reportconfig()
1776 discon_ok = adapter->discon_ok & alltgt_mask; in blogic_reportconfig()
1782 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_reportconfig()
1784 discon_str[adapter->scsi_id] = '#'; in blogic_reportconfig()
1785 discon_str[adapter->maxdev] = '\0'; in blogic_reportconfig()
1787 tagq_ok = adapter->tagq_ok & alltgt_mask; in blogic_reportconfig()
1793 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_reportconfig()
1795 tagq_str[adapter->scsi_id] = '#'; in blogic_reportconfig()
1796 tagq_str[adapter->maxdev] = '\0'; in blogic_reportconfig()
1803 … of %d segments, Mailboxes: %d\n", adapter, adapter->drvr_sglimit, adapter->adapter_sglimit, adapt… in blogic_reportconfig()
1804 …blogic_info(" Driver Queue Depth: %d, Host Adapter Queue Depth: %d\n", adapter, adapter->drvr_qde… in blogic_reportconfig()
1806 …Depth: %d, Scatter/Gather Limit: %d segments\n", adapter, adapter->drvr_qdepth, adapter->drvr_sgli… in blogic_reportconfig()
1809 for (tgt_id = 1; tgt_id < adapter->maxdev; tgt_id++) in blogic_reportconfig()
1810 if (adapter->qdepth[tgt_id] != adapter->qdepth[0]) { in blogic_reportconfig()
1815 if (adapter->qdepth[0] > 0) in blogic_reportconfig()
1816 blogic_info("%d", adapter, adapter->qdepth[0]); in blogic_reportconfig()
1822 adapter->untag_qdepth); in blogic_reportconfig()
1823 if (adapter->terminfo_valid) { in blogic_reportconfig()
1824 if (adapter->wide) in blogic_reportconfig()
1826 …(adapter->low_term ? (adapter->high_term ? "Both Enabled" : "Low Enabled") : (adapter->high_term ?… in blogic_reportconfig()
1829 (adapter->low_term ? "Enabled" : "Disabled")); in blogic_reportconfig()
1830 if (adapter->scam) in blogic_reportconfig()
1832 …(adapter->scam_enabled ? (adapter->scam_lev2 ? "Enabled, Level 2" : "Enabled, Level 1") : "Disable… in blogic_reportconfig()
1836 Indicate reporting the Host Adapter configuration completed in blogic_reportconfig()
1845 Host Adapter.
1850 if (adapter->irq_ch == 0) { in blogic_getres()
1851 blogic_err("NO LEGAL INTERRUPT CHANNEL ASSIGNED - DETACHING\n", in blogic_getres()
1858 if (request_irq(adapter->irq_ch, blogic_inthandler, IRQF_SHARED, in blogic_getres()
1859 adapter->full_model, adapter) < 0) { in blogic_getres()
1860 blogic_err("UNABLE TO ACQUIRE IRQ CHANNEL %d - DETACHING\n", in blogic_getres()
1861 adapter, adapter->irq_ch); in blogic_getres()
1864 adapter->irq_acquired = true; in blogic_getres()
1882 if (adapter->irq_acquired) in blogic_relres()
1883 free_irq(adapter->irq_ch, adapter); in blogic_relres()
1887 if (adapter->mbox_space) in blogic_relres()
1888 dma_free_coherent(&adapter->pci_device->dev, adapter->mbox_sz, in blogic_relres()
1889 adapter->mbox_space, adapter->mbox_space_handle); in blogic_relres()
1890 pci_dev_put(adapter->pci_device); in blogic_relres()
1891 adapter->mbox_space = NULL; in blogic_relres()
1892 adapter->mbox_space_handle = 0; in blogic_relres()
1893 adapter->mbox_sz = 0; in blogic_relres()
1898 blogic_initadapter initializes Host Adapter. This is the only
1899 function called during SCSI Host Adapter detection which modifies the state
1900 of the Host Adapter from its initial power on or hard reset state.
1914 adapter->firstccb = NULL; in blogic_initadapter()
1915 adapter->lastccb = NULL; in blogic_initadapter()
1919 Command Successful Flag, Active Commands, and Commands Since Reset in blogic_initadapter()
1922 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) { in blogic_initadapter()
1923 adapter->bdr_pend[tgt_id] = NULL; in blogic_initadapter()
1924 adapter->tgt_flags[tgt_id].tagq_active = false; in blogic_initadapter()
1925 adapter->tgt_flags[tgt_id].cmd_good = false; in blogic_initadapter()
1926 adapter->active_cmds[tgt_id] = 0; in blogic_initadapter()
1927 adapter->cmds_since_rst[tgt_id] = 0; in blogic_initadapter()
1931 FlashPoint Host Adapters do not use Outgoing and Incoming Mailboxes. in blogic_initadapter()
1939 …adapter->mbox_sz = adapter->mbox_count * (sizeof(struct blogic_outbox) + sizeof(struct blogic_inbo… in blogic_initadapter()
1940 adapter->mbox_space = dma_alloc_coherent(&adapter->pci_device->dev, in blogic_initadapter()
1941 adapter->mbox_sz, &adapter->mbox_space_handle, in blogic_initadapter()
1943 if (adapter->mbox_space == NULL) in blogic_initadapter()
1945 adapter->first_outbox = (struct blogic_outbox *) adapter->mbox_space; in blogic_initadapter()
1946 adapter->last_outbox = adapter->first_outbox + adapter->mbox_count - 1; in blogic_initadapter()
1947 adapter->next_outbox = adapter->first_outbox; in blogic_initadapter()
1948 adapter->first_inbox = (struct blogic_inbox *) (adapter->last_outbox + 1); in blogic_initadapter()
1949 adapter->last_inbox = adapter->first_inbox + adapter->mbox_count - 1; in blogic_initadapter()
1950 adapter->next_inbox = adapter->first_inbox; in blogic_initadapter()
1955 memset(adapter->first_outbox, 0, in blogic_initadapter()
1956 adapter->mbox_count * sizeof(struct blogic_outbox)); in blogic_initadapter()
1957 memset(adapter->first_inbox, 0, in blogic_initadapter()
1958 adapter->mbox_count * sizeof(struct blogic_inbox)); in blogic_initadapter()
1961 Initialize the Host Adapter's Pointer to the Outgoing/Incoming in blogic_initadapter()
1964 extmbox_req.mbox_count = adapter->mbox_count; in blogic_initadapter()
1965 extmbox_req.base_mbox_addr = (u32) adapter->mbox_space_handle; in blogic_initadapter()
1970 Enable Strict Round Robin Mode if supported by the Host Adapter. In in blogic_initadapter()
1971 Strict Round Robin Mode, the Host Adapter only looks at the next in blogic_initadapter()
1972 Outgoing Mailbox for each new command, rather than scanning in blogic_initadapter()
1977 if (adapter->strict_rr) { in blogic_initadapter()
1986 For Host Adapters that support Extended LUN Format CCBs, issue the in blogic_initadapter()
1987 Set CCB Format command to allow 32 Logical Units per Target Device. in blogic_initadapter()
1989 if (adapter->ext_lun) { in blogic_initadapter()
2000 if (!adapter->adapter_initd) { in blogic_initadapter()
2002 adapter->full_model); in blogic_initadapter()
2006 adapter->full_model); in blogic_initadapter()
2007 adapter->adapter_initd = true; in blogic_initadapter()
2010 Indicate the Host Adapter Initialization completed successfully. in blogic_initadapter()
2018 through Host Adapter.
2031 Wait a few seconds between the Host Adapter Hard Reset which in blogic_inquiry()
2036 blogic_delay(adapter->bus_settle_time); in blogic_inquiry()
2038 FlashPoint Host Adapters do not provide for Target Device Inquiry. in blogic_inquiry()
2045 if (adapter->drvr_opts != NULL && adapter->drvr_opts->stop_tgt_inquiry) in blogic_inquiry()
2048 Issue the Inquire Target Devices command for host adapters with in blogic_inquiry()
2050 ID 0 to 7 command for older host adapters. This is necessary to in blogic_inquiry()
2053 valid data. The Inquire Target Devices command is preferable to in blogic_inquiry()
2057 if (strcmp(adapter->fw_ver, "4.25") >= 0) { in blogic_inquiry()
2060 Issue a Inquire Target Devices command. Inquire Target in blogic_inquiry()
2063 Logical Units 0 - 7. Two bytes are returned, where byte in blogic_inquiry()
2071 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_inquiry()
2072 adapter->tgt_flags[tgt_id].tgt_exists = in blogic_inquiry()
2077 Issue an Inquire Installed Devices command. For each in blogic_inquiry()
2089 adapter->tgt_flags[tgt_id].tgt_exists = in blogic_inquiry()
2093 Issue the Inquire Setup Information command. in blogic_inquiry()
2100 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_inquiry()
2101 …adapter->sync_offset[tgt_id] = (tgt_id < 8 ? setupinfo.sync0to7[tgt_id].offset : setupinfo.sync8to… in blogic_inquiry()
2102 if (strcmp(adapter->fw_ver, "5.06L") >= 0) in blogic_inquiry()
2103 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_inquiry()
2104 …->tgt_flags[tgt_id].wide_active = (tgt_id < 8 ? (setupinfo.wide_tx_active0to7 & (1 << tgt_id) ? tr… in blogic_inquiry()
2106 Issue the Inquire Synchronous Period command. in blogic_inquiry()
2108 if (adapter->fw_ver[0] >= '3') { in blogic_inquiry()
2110 /* Issue a Inquire Synchronous Period command. For each in blogic_inquiry()
2121 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_inquiry()
2122 adapter->sync_period[tgt_id] = sync_period[tgt_id]; in blogic_inquiry()
2124 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_inquiry()
2126 adapter->sync_period[tgt_id] = 20 + 5 * setupinfo.sync0to7[tgt_id].tx_period; in blogic_inquiry()
2134 blogic_inithoststruct initializes the fields in the SCSI Host
2136 SCSI Host structure are intentionally left uninitialized, as this driver
2138 ensuring exclusive access to the Host Adapter hardware and data structures
2139 through explicit acquisition and release of the Host Adapter's Lock.
2143 struct Scsi_Host *host) in blogic_inithoststruct() argument
2145 host->max_id = adapter->maxdev; in blogic_inithoststruct()
2146 host->max_lun = adapter->maxlun; in blogic_inithoststruct()
2147 host->max_channel = 0; in blogic_inithoststruct()
2148 host->unique_id = adapter->io_addr; in blogic_inithoststruct()
2149 host->this_id = adapter->scsi_id; in blogic_inithoststruct()
2150 host->can_queue = adapter->drvr_qdepth; in blogic_inithoststruct()
2151 host->sg_tablesize = adapter->drvr_sglimit; in blogic_inithoststruct()
2152 host->cmd_per_lun = adapter->untag_qdepth; in blogic_inithoststruct()
2166 (struct blogic_adapter *) dev->host->hostdata; in blogic_slaveconfig()
2167 int tgt_id = dev->id; in blogic_slaveconfig()
2168 int qdepth = adapter->qdepth[tgt_id]; in blogic_slaveconfig()
2170 if (adapter->tgt_flags[tgt_id].tagq_ok && in blogic_slaveconfig()
2171 (adapter->tagq_ok & (1 << tgt_id))) { in blogic_slaveconfig()
2174 adapter->qdepth[tgt_id] = qdepth; in blogic_slaveconfig()
2177 adapter->tagq_ok &= ~(1 << tgt_id); in blogic_slaveconfig()
2178 qdepth = adapter->untag_qdepth; in blogic_slaveconfig()
2179 adapter->qdepth[tgt_id] = qdepth; in blogic_slaveconfig()
2183 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) in blogic_slaveconfig()
2184 if (adapter->tgt_flags[tgt_id].tgt_exists) in blogic_slaveconfig()
2185 qdepth += adapter->qdepth[tgt_id]; in blogic_slaveconfig()
2186 if (qdepth > adapter->alloc_ccbs) in blogic_slaveconfig()
2187 blogic_create_addlccbs(adapter, qdepth - adapter->alloc_ccbs, in blogic_slaveconfig()
2193 blogic_init probes for BusLogic Host Adapters at the standard
2195 reporting the configuration of each BusLogic Host Adapter it finds. It
2196 returns the number of BusLogic Host Adapters successfully initialized and
2212 return -ENODEV; in blogic_init()
2219 return -ENOMEM; in blogic_init()
2225 blogic_err("BusLogic: Unable to allocate Prototype Host Adapter\n", NULL); in blogic_init()
2226 return -ENOMEM; in blogic_init()
2238 struct Scsi_Host *host; in blogic_init() local
2240 if (probeinfo->io_addr == 0) in blogic_init()
2243 myadapter->adapter_type = probeinfo->adapter_type; in blogic_init()
2244 myadapter->adapter_bus_type = probeinfo->adapter_bus_type; in blogic_init()
2245 myadapter->io_addr = probeinfo->io_addr; in blogic_init()
2246 myadapter->pci_addr = probeinfo->pci_addr; in blogic_init()
2247 myadapter->bus = probeinfo->bus; in blogic_init()
2248 myadapter->dev = probeinfo->dev; in blogic_init()
2249 myadapter->pci_device = probeinfo->pci_device; in blogic_init()
2250 myadapter->irq_ch = probeinfo->irq_ch; in blogic_init()
2251 myadapter->addr_count = in blogic_init()
2252 blogic_adapter_addr_count[myadapter->adapter_type]; in blogic_init()
2257 if (!request_region(myadapter->io_addr, myadapter->addr_count, in blogic_init()
2261 Probe the Host Adapter. If unsuccessful, abort further in blogic_init()
2265 release_region(myadapter->io_addr, in blogic_init()
2266 myadapter->addr_count); in blogic_init()
2270 Hard Reset the Host Adapter. If unsuccessful, abort further in blogic_init()
2274 release_region(myadapter->io_addr, in blogic_init()
2275 myadapter->addr_count); in blogic_init()
2279 Check the Host Adapter. If unsuccessful, abort further in blogic_init()
2283 release_region(myadapter->io_addr, in blogic_init()
2284 myadapter->addr_count); in blogic_init()
2291 myadapter->drvr_opts = in blogic_init()
2299 Register the SCSI Host structure. in blogic_init()
2302 host = scsi_host_alloc(&blogic_template, in blogic_init()
2304 if (host == NULL) { in blogic_init()
2305 release_region(myadapter->io_addr, in blogic_init()
2306 myadapter->addr_count); in blogic_init()
2309 myadapter = (struct blogic_adapter *) host->hostdata; in blogic_init()
2311 myadapter->scsi_host = host; in blogic_init()
2312 myadapter->host_no = host->host_no; in blogic_init()
2314 Add Host Adapter to the end of the list of registered in blogic_init()
2315 BusLogic Host Adapters. in blogic_init()
2317 list_add_tail(&myadapter->host_list, &blogic_host_list); in blogic_init()
2320 Read the Host Adapter Configuration, Configure the Host in blogic_init()
2322 the Host Adapter, then Create the Initial CCBs, Initialize in blogic_init()
2323 the Host Adapter, and finally perform Target Device in blogic_init()
2325 assumed to be due to a problem with the Host Adapter, in blogic_init()
2327 as belonging to a BusLogic Host Adapter. The I/O Address in blogic_init()
2329 being incorrectly identified as any other type of Host in blogic_init()
2340 Release and re-register usage of the I/O Address in blogic_init()
2341 range so that the Model Name of the Host Adapter in blogic_init()
2342 will appear, and initialize the SCSI Host structure. in blogic_init()
2344 release_region(myadapter->io_addr, in blogic_init()
2345 myadapter->addr_count); in blogic_init()
2346 if (!request_region(myadapter->io_addr, in blogic_init()
2347 myadapter->addr_count, in blogic_init()
2348 myadapter->full_model)) { in blogic_init()
2350 "BusLogic: Release and re-register of " in blogic_init()
2352 (unsigned long)myadapter->io_addr); in blogic_init()
2355 list_del(&myadapter->host_list); in blogic_init()
2356 scsi_host_put(host); in blogic_init()
2357 ret = -ENOMEM; in blogic_init()
2360 host); in blogic_init()
2361 if (scsi_add_host(host, myadapter->pci_device in blogic_init()
2362 ? &myadapter->pci_device->dev in blogic_init()
2369 list_del(&myadapter->host_list); in blogic_init()
2370 scsi_host_put(host); in blogic_init()
2371 ret = -ENODEV; in blogic_init()
2373 scsi_scan_host(host); in blogic_init()
2377 An error occurred during Host Adapter Configuration in blogic_init()
2378 Querying, Host Adapter Configuration, Resource in blogic_init()
2379 Acquisition, CCB Creation, Host Adapter in blogic_init()
2381 remove Host Adapter from the list of registered in blogic_init()
2382 BusLogic Host Adapters, destroy the CCBs, Release in blogic_init()
2384 Host. in blogic_init()
2388 list_del(&myadapter->host_list); in blogic_init()
2389 scsi_host_put(host); in blogic_init()
2390 ret = -ENODEV; in blogic_init()
2402 support a specific Host Adapter, including the I/O Address range, and
2403 unregisters the BusLogic Host Adapter.
2408 struct Scsi_Host *host = adapter->scsi_host; in blogic_deladapter() local
2410 scsi_remove_host(host); in blogic_deladapter()
2413 FlashPoint Host Adapters must first be released by the FlashPoint in blogic_deladapter()
2417 FlashPoint_ReleaseHostAdapter(adapter->cardhandle); in blogic_deladapter()
2420 support Host Adapter. in blogic_deladapter()
2427 release_region(adapter->io_addr, adapter->addr_count); in blogic_deladapter()
2429 Remove Host Adapter from the list of registered BusLogic in blogic_deladapter()
2430 Host Adapters. in blogic_deladapter()
2432 list_del(&adapter->host_list); in blogic_deladapter()
2434 scsi_host_put(host); in blogic_deladapter()
2445 struct blogic_adapter *adapter = ccb->adapter; in blogic_qcompleted_ccb()
2447 ccb->status = BLOGIC_CCB_COMPLETE; in blogic_qcompleted_ccb()
2448 ccb->next = NULL; in blogic_qcompleted_ccb()
2449 if (adapter->firstccb == NULL) { in blogic_qcompleted_ccb()
2450 adapter->firstccb = ccb; in blogic_qcompleted_ccb()
2451 adapter->lastccb = ccb; in blogic_qcompleted_ccb()
2453 adapter->lastccb->next = ccb; in blogic_qcompleted_ccb()
2454 adapter->lastccb = ccb; in blogic_qcompleted_ccb()
2456 adapter->active_cmds[ccb->tgt_id]--; in blogic_qcompleted_ccb()
2462 the Host Adapter Status and Target Device Status.
2509 blogic_warn("Unknown Host Adapter Status 0x%02X\n", adapter, in blogic_resultcode()
2526 for (ccb = adapter->all_ccbs; ccb; ccb = ccb->next_all) in blogic_inbox_to_ccb()
2527 if (inbox->ccb == ccb->dma_handle) in blogic_inbox_to_ccb()
2542 is essential that for each CCB and SCSI Command issued, command in blogic_scan_inbox()
2544 only Incoming Mailboxes with completion code Command Completed in blogic_scan_inbox()
2545 Without Error, Command Completed With Error, or Command Aborted in blogic_scan_inbox()
2546 At Host Request are saved for completion processing. When an in blogic_scan_inbox()
2547 Incoming Mailbox has a completion code of Aborted Command Not in blogic_scan_inbox()
2552 struct blogic_inbox *next_inbox = adapter->next_inbox; in blogic_scan_inbox()
2555 while ((comp_code = next_inbox->comp_code) != BLOGIC_INBOX_FREE) { in blogic_scan_inbox()
2562 blogic_warn("Could not find CCB for dma address %x\n", adapter, next_inbox->ccb); in blogic_scan_inbox()
2564 if (ccb->status == BLOGIC_CCB_ACTIVE || in blogic_scan_inbox()
2565 ccb->status == BLOGIC_CCB_RESET) { in blogic_scan_inbox()
2570 ccb->comp_code = comp_code; in blogic_scan_inbox()
2577 the Host Adapter firmware. in blogic_scan_inbox()
2579 …blogic_warn("Illegal CCB #%ld status %d in Incoming Mailbox\n", adapter, ccb->serial, ccb->status); in blogic_scan_inbox()
2582 next_inbox->comp_code = BLOGIC_INBOX_FREE; in blogic_scan_inbox()
2583 if (++next_inbox > adapter->last_inbox) in blogic_scan_inbox()
2584 next_inbox = adapter->first_inbox; in blogic_scan_inbox()
2586 adapter->next_inbox = next_inbox; in blogic_scan_inbox()
2591 blogic_process_ccbs iterates over the completed CCBs for Host
2592 Adapter setting the SCSI Command Result Codes, deallocating the CCBs, and
2593 calling the SCSI Subsystem Completion Routines. The Host Adapter's Lock
2599 if (adapter->processing_ccbs) in blogic_process_ccbs()
2601 adapter->processing_ccbs = true; in blogic_process_ccbs()
2602 while (adapter->firstccb != NULL) { in blogic_process_ccbs()
2603 struct blogic_ccb *ccb = adapter->firstccb; in blogic_process_ccbs()
2604 struct scsi_cmnd *command = ccb->command; in blogic_process_ccbs() local
2605 adapter->firstccb = ccb->next; in blogic_process_ccbs()
2606 if (adapter->firstccb == NULL) in blogic_process_ccbs()
2607 adapter->lastccb = NULL; in blogic_process_ccbs()
2611 if (ccb->opcode == BLOGIC_BDR) { in blogic_process_ccbs()
2612 int tgt_id = ccb->tgt_id; in blogic_process_ccbs()
2614 blogic_warn("Bus Device Reset CCB #%ld to Target %d Completed\n", adapter, ccb->serial, tgt_id); in blogic_process_ccbs()
2615 blogic_inc_count(&adapter->tgt_stats[tgt_id].bdr_done); in blogic_process_ccbs()
2616 adapter->tgt_flags[tgt_id].tagq_active = false; in blogic_process_ccbs()
2617 adapter->cmds_since_rst[tgt_id] = 0; in blogic_process_ccbs()
2618 adapter->last_resetdone[tgt_id] = jiffies; in blogic_process_ccbs()
2620 Place CCB back on the Host Adapter's free list. in blogic_process_ccbs()
2625 Bus Device Reset CCBs have the command field in blogic_process_ccbs()
2626 non-NULL only when a Bus Device Reset was requested in blogic_process_ccbs()
2627 for a command that did not have a currently active in blogic_process_ccbs()
2628 CCB in the Host Adapter (i.e., a Synchronous Bus in blogic_process_ccbs()
2632 while (command != NULL) { in blogic_process_ccbs()
2634 command->reset_chain; in blogic_process_ccbs()
2635 command->reset_chain = NULL; in blogic_process_ccbs()
2636 command->result = DID_RESET << 16; in blogic_process_ccbs()
2637 scsi_done(command); in blogic_process_ccbs()
2638 command = nxt_cmd; in blogic_process_ccbs()
2642 Iterate over the CCBs for this Host Adapter in blogic_process_ccbs()
2646 for (ccb = adapter->all_ccbs; ccb != NULL; in blogic_process_ccbs()
2647 ccb = ccb->next_all) in blogic_process_ccbs()
2648 if (ccb->status == BLOGIC_CCB_RESET && in blogic_process_ccbs()
2649 ccb->tgt_id == tgt_id) { in blogic_process_ccbs()
2650 command = ccb->command; in blogic_process_ccbs()
2652 adapter->active_cmds[tgt_id]--; in blogic_process_ccbs()
2653 command->result = DID_RESET << 16; in blogic_process_ccbs()
2654 scsi_done(command); in blogic_process_ccbs()
2656 adapter->bdr_pend[tgt_id] = NULL; in blogic_process_ccbs()
2659 Translate the Completion Code, Host Adapter Status, in blogic_process_ccbs()
2663 switch (ccb->comp_code) { in blogic_process_ccbs()
2667 blogic_warn("CCB #%ld to Target %d Impossible State\n", adapter, ccb->serial, ccb->tgt_id); in blogic_process_ccbs()
2670 adapter->tgt_stats[ccb->tgt_id] in blogic_process_ccbs()
2672 adapter->tgt_flags[ccb->tgt_id] in blogic_process_ccbs()
2674 command->result = DID_OK << 16; in blogic_process_ccbs()
2678 adapter, ccb->serial, ccb->tgt_id); in blogic_process_ccbs()
2679 blogic_inc_count(&adapter->tgt_stats[ccb->tgt_id].aborts_done); in blogic_process_ccbs()
2680 command->result = DID_ABORT << 16; in blogic_process_ccbs()
2683 command->result = blogic_resultcode(adapter, in blogic_process_ccbs()
2684 ccb->adapter_status, ccb->tgt_status); in blogic_process_ccbs()
2685 if (ccb->adapter_status != BLOGIC_SELECT_TIMEOUT) { in blogic_process_ccbs()
2686 adapter->tgt_stats[ccb->tgt_id] in blogic_process_ccbs()
2690 blogic_notice("CCB #%ld Target %d: Result %X Host " in blogic_process_ccbs()
2691 …tus %02X Target Status %02X\n", adapter, ccb->serial, ccb->tgt_id, command->result, ccb->adapter_s… in blogic_process_ccbs()
2693 for (i = 0; i < ccb->cdblen; i++) in blogic_process_ccbs()
2694 blogic_notice(" %02X", adapter, ccb->cdb[i]); in blogic_process_ccbs()
2697 for (i = 0; i < ccb->sense_datalen; i++) in blogic_process_ccbs()
2698 blogic_notice(" %02X", adapter, command->sense_buffer[i]); in blogic_process_ccbs()
2705 When an INQUIRY command completes normally, save the in blogic_process_ccbs()
2709 if (ccb->cdb[0] == INQUIRY && ccb->cdb[1] == 0 && in blogic_process_ccbs()
2710 ccb->adapter_status == BLOGIC_CMD_CMPLT_NORMAL) { in blogic_process_ccbs()
2712 &adapter->tgt_flags[ccb->tgt_id]; in blogic_process_ccbs()
2714 (struct scsi_inquiry *) scsi_sglist(command); in blogic_process_ccbs()
2715 tgt_flags->tgt_exists = true; in blogic_process_ccbs()
2716 tgt_flags->tagq_ok = inquiry->CmdQue; in blogic_process_ccbs()
2717 tgt_flags->wide_ok = inquiry->WBus16; in blogic_process_ccbs()
2720 Place CCB back on the Host Adapter's free list. in blogic_process_ccbs()
2724 Call the SCSI Command Completion Routine. in blogic_process_ccbs()
2726 scsi_done(command); in blogic_process_ccbs()
2729 adapter->processing_ccbs = false; in blogic_process_ccbs()
2734 blogic_inthandler handles hardware interrupts from BusLogic Host
2743 Acquire exclusive access to Host Adapter. in blogic_inthandler()
2745 spin_lock_irqsave(adapter->scsi_host->host_lock, processor_flag); in blogic_inthandler()
2747 Handle Interrupts appropriately for each Host Adapter type. in blogic_inthandler()
2752 Read the Host Adapter Interrupt Register. in blogic_inthandler()
2757 Acknowledge the interrupt and reset the Host Adapter in blogic_inthandler()
2763 Mailbox Loaded Interrupts. Command Complete in blogic_inthandler()
2768 adapter->adapter_extreset = true; in blogic_inthandler()
2772 adapter->adapter_cmd_complete = true; in blogic_inthandler()
2776 Check if there is a pending interrupt for this Host Adapter. in blogic_inthandler()
2778 if (FlashPoint_InterruptPending(adapter->cardhandle)) in blogic_inthandler()
2779 switch (FlashPoint_HandleInterrupt(adapter->cardhandle)) { in blogic_inthandler()
2783 adapter->adapter_extreset = true; in blogic_inthandler()
2786 blogic_warn("Internal FlashPoint Error detected - Resetting Host Adapter\n", adapter); in blogic_inthandler()
2787 adapter->adapter_intern_err = true; in blogic_inthandler()
2794 if (adapter->firstccb != NULL) in blogic_inthandler()
2797 Reset the Host Adapter if requested. in blogic_inthandler()
2799 if (adapter->adapter_extreset) { in blogic_inthandler()
2800 blogic_warn("Resetting %s due to External SCSI Bus Reset\n", adapter, adapter->full_model); in blogic_inthandler()
2801 blogic_inc_count(&adapter->ext_resets); in blogic_inthandler()
2803 adapter->adapter_extreset = false; in blogic_inthandler()
2804 } else if (adapter->adapter_intern_err) { in blogic_inthandler()
2805 blogic_warn("Resetting %s due to Host Adapter Internal Error\n", adapter, adapter->full_model); in blogic_inthandler()
2806 blogic_inc_count(&adapter->adapter_intern_errors); in blogic_inthandler()
2808 adapter->adapter_intern_err = false; in blogic_inthandler()
2811 Release exclusive access to Host Adapter. in blogic_inthandler()
2813 spin_unlock_irqrestore(adapter->scsi_host->host_lock, processor_flag); in blogic_inthandler()
2820 Mailbox for execution by Host Adapter. The Host Adapter's Lock should
2829 next_outbox = adapter->next_outbox; in blogic_write_outbox()
2830 if (next_outbox->action == BLOGIC_OUTBOX_FREE) { in blogic_write_outbox()
2831 ccb->status = BLOGIC_CCB_ACTIVE; in blogic_write_outbox()
2834 since the Host Adapter is operating asynchronously and the in blogic_write_outbox()
2836 by the Host Adapter. in blogic_write_outbox()
2838 next_outbox->ccb = ccb->dma_handle; in blogic_write_outbox()
2839 next_outbox->action = action; in blogic_write_outbox()
2841 if (++next_outbox > adapter->last_outbox) in blogic_write_outbox()
2842 next_outbox = adapter->first_outbox; in blogic_write_outbox()
2843 adapter->next_outbox = next_outbox; in blogic_write_outbox()
2845 adapter->active_cmds[ccb->tgt_id]++; in blogic_write_outbox()
2846 if (ccb->opcode != BLOGIC_BDR) in blogic_write_outbox()
2847 adapter->tgt_stats[ccb->tgt_id].cmds_tried++; in blogic_write_outbox()
2859 (struct blogic_adapter *) SCpnt->device->host->hostdata; in blogic_hostreset()
2861 unsigned int id = SCpnt->device->id; in blogic_hostreset()
2862 struct blogic_tgt_stats *stats = &adapter->tgt_stats[id]; in blogic_hostreset()
2865 spin_lock_irq(SCpnt->device->host->host_lock); in blogic_hostreset()
2867 blogic_inc_count(&stats->adapter_reset_req); in blogic_hostreset()
2870 spin_unlock_irq(SCpnt->device->host->host_lock); in blogic_hostreset()
2875 blogic_qcmd creates a CCB for Command and places it into an
2876 Outgoing Mailbox for execution by the associated Host Adapter.
2879 static int blogic_qcmd_lck(struct scsi_cmnd *command) in blogic_qcmd_lck() argument
2883 (struct blogic_adapter *) command->device->host->hostdata; in blogic_qcmd_lck()
2885 &adapter->tgt_flags[command->device->id]; in blogic_qcmd_lck()
2886 struct blogic_tgt_stats *tgt_stats = adapter->tgt_stats; in blogic_qcmd_lck()
2887 unsigned char *cdb = command->cmnd; in blogic_qcmd_lck()
2888 int cdblen = command->cmd_len; in blogic_qcmd_lck()
2889 int tgt_id = command->device->id; in blogic_qcmd_lck()
2890 int lun = command->device->lun; in blogic_qcmd_lck()
2891 int buflen = scsi_bufflen(command); in blogic_qcmd_lck()
2898 Host Adapter for any errors, so they should not be executed in blogic_qcmd_lck()
2902 if (cdb[0] == REQUEST_SENSE && command->sense_buffer[0] != 0) { in blogic_qcmd_lck()
2903 command->result = DID_OK << 16; in blogic_qcmd_lck()
2904 comp_cb(command); in blogic_qcmd_lck()
2908 Allocate a CCB from the Host Adapter's free list. In the unlikely in blogic_qcmd_lck()
2910 wait 1 second and try again. If that fails, the Host Adapter is in blogic_qcmd_lck()
2911 probably hung so signal an error as a Host Adapter Hard Reset in blogic_qcmd_lck()
2916 spin_unlock_irq(adapter->scsi_host->host_lock); in blogic_qcmd_lck()
2918 spin_lock_irq(adapter->scsi_host->host_lock); in blogic_qcmd_lck()
2921 command->result = DID_ERROR << 16; in blogic_qcmd_lck()
2922 comp_cb(command); in blogic_qcmd_lck()
2928 Initialize the fields in the BusLogic Command Control Block (CCB). in blogic_qcmd_lck()
2930 count = scsi_dma_map(command); in blogic_qcmd_lck()
2936 ccb->opcode = BLOGIC_INITIATOR_CCB_SG; in blogic_qcmd_lck()
2937 ccb->datalen = count * sizeof(struct blogic_sg_seg); in blogic_qcmd_lck()
2939 ccb->data = (unsigned int) ccb->dma_handle + in blogic_qcmd_lck()
2940 ((unsigned long) &ccb->sglist - in blogic_qcmd_lck()
2943 ccb->data = virt_to_32bit_virt(ccb->sglist); in blogic_qcmd_lck()
2945 scsi_for_each_sg(command, sg, count, i) { in blogic_qcmd_lck()
2946 ccb->sglist[i].segbytes = sg_dma_len(sg); in blogic_qcmd_lck()
2947 ccb->sglist[i].segdata = sg_dma_address(sg); in blogic_qcmd_lck()
2950 ccb->opcode = BLOGIC_INITIATOR_CCB; in blogic_qcmd_lck()
2951 ccb->datalen = buflen; in blogic_qcmd_lck()
2952 ccb->data = 0; in blogic_qcmd_lck()
2958 ccb->datadir = BLOGIC_DATAIN_CHECKED; in blogic_qcmd_lck()
2965 ccb->datadir = BLOGIC_DATAOUT_CHECKED; in blogic_qcmd_lck()
2971 ccb->datadir = BLOGIC_UNCHECKED_TX; in blogic_qcmd_lck()
2974 ccb->cdblen = cdblen; in blogic_qcmd_lck()
2975 ccb->adapter_status = 0; in blogic_qcmd_lck()
2976 ccb->tgt_status = 0; in blogic_qcmd_lck()
2977 ccb->tgt_id = tgt_id; in blogic_qcmd_lck()
2978 ccb->lun = lun; in blogic_qcmd_lck()
2979 ccb->tag_enable = false; in blogic_qcmd_lck()
2980 ccb->legacytag_enable = false; in blogic_qcmd_lck()
2984 Tagged Queue fashion so that the Host Adapter and Target Device in blogic_qcmd_lck()
2993 from non-tagged to tagged commands, so it is necessary to wait in blogic_qcmd_lck()
2997 if (adapter->cmds_since_rst[tgt_id]++ >= BLOGIC_MAX_TAG_DEPTH && in blogic_qcmd_lck()
2998 !tgt_flags->tagq_active && in blogic_qcmd_lck()
2999 adapter->active_cmds[tgt_id] == 0 in blogic_qcmd_lck()
3000 && tgt_flags->tagq_ok && in blogic_qcmd_lck()
3001 (adapter->tagq_ok & (1 << tgt_id))) { in blogic_qcmd_lck()
3002 tgt_flags->tagq_active = true; in blogic_qcmd_lck()
3006 if (tgt_flags->tagq_active) { in blogic_qcmd_lck()
3011 a queued command will not remain in a disconnected state in blogic_qcmd_lck()
3018 last sequence point, this command will be issued with an in blogic_qcmd_lck()
3021 queued commands before this command may be executed. in blogic_qcmd_lck()
3023 if (adapter->active_cmds[tgt_id] == 0) in blogic_qcmd_lck()
3024 adapter->last_seqpoint[tgt_id] = jiffies; in blogic_qcmd_lck()
3026 adapter->last_seqpoint[tgt_id] + 4 * HZ)) { in blogic_qcmd_lck()
3027 adapter->last_seqpoint[tgt_id] = jiffies; in blogic_qcmd_lck()
3030 if (adapter->ext_lun) { in blogic_qcmd_lck()
3031 ccb->tag_enable = true; in blogic_qcmd_lck()
3032 ccb->queuetag = queuetag; in blogic_qcmd_lck()
3034 ccb->legacytag_enable = true; in blogic_qcmd_lck()
3035 ccb->legacy_tag = queuetag; in blogic_qcmd_lck()
3038 memcpy(ccb->cdb, cdb, cdblen); in blogic_qcmd_lck()
3039 ccb->sense_datalen = SCSI_SENSE_BUFFERSIZE; in blogic_qcmd_lck()
3040 ccb->command = command; in blogic_qcmd_lck()
3041 sense_buf = dma_map_single(&adapter->pci_device->dev, in blogic_qcmd_lck()
3042 command->sense_buffer, ccb->sense_datalen, in blogic_qcmd_lck()
3044 if (dma_mapping_error(&adapter->pci_device->dev, sense_buf)) { in blogic_qcmd_lck()
3050 ccb->sensedata = sense_buf; in blogic_qcmd_lck()
3058 again. If that fails, the Host Adapter is probably hung in blogic_qcmd_lck()
3059 so signal an error as a Host Adapter Hard Reset should in blogic_qcmd_lck()
3063 spin_unlock_irq(adapter->scsi_host->host_lock); in blogic_qcmd_lck()
3064 blogic_warn("Unable to write Outgoing Mailbox - Pausing for 1 second\n", adapter); in blogic_qcmd_lck()
3066 spin_lock_irq(adapter->scsi_host->host_lock); in blogic_qcmd_lck()
3069 blogic_warn("Still unable to write Outgoing Mailbox - Host Adapter Dead?\n", adapter); in blogic_qcmd_lck()
3071 command->result = DID_ERROR << 16; in blogic_qcmd_lck()
3072 scsi_done(command); in blogic_qcmd_lck()
3080 ccb->status = BLOGIC_CCB_ACTIVE; in blogic_qcmd_lck()
3081 adapter->active_cmds[tgt_id]++; in blogic_qcmd_lck()
3083 FlashPoint_StartCCB(adapter->cardhandle, ccb); in blogic_qcmd_lck()
3085 The Command may have already completed and in blogic_qcmd_lck()
3089 if (ccb->status == BLOGIC_CCB_COMPLETE) in blogic_qcmd_lck()
3099 blogic_abort aborts Command if possible. in DEF_SCSI_QCMD()
3102 static int blogic_abort(struct scsi_cmnd *command) in DEF_SCSI_QCMD()
3105 (struct blogic_adapter *) command->device->host->hostdata; in DEF_SCSI_QCMD()
3107 int tgt_id = command->device->id; in DEF_SCSI_QCMD()
3109 blogic_inc_count(&adapter->tgt_stats[tgt_id].aborts_request); in DEF_SCSI_QCMD()
3112 Attempt to find an Active CCB for this Command. If no Active in DEF_SCSI_QCMD()
3113 CCB for this Command is found, then no Abort is necessary. in DEF_SCSI_QCMD()
3115 for (ccb = adapter->all_ccbs; ccb != NULL; ccb = ccb->next_all) in DEF_SCSI_QCMD()
3116 if (ccb->command == command) in DEF_SCSI_QCMD()
3119 blogic_warn("Unable to Abort Command to Target %d - No CCB Found\n", adapter, tgt_id); in DEF_SCSI_QCMD()
3121 } else if (ccb->status == BLOGIC_CCB_COMPLETE) { in DEF_SCSI_QCMD()
3122 blogic_warn("Unable to Abort Command to Target %d - CCB Completed\n", adapter, tgt_id); in DEF_SCSI_QCMD()
3124 } else if (ccb->status == BLOGIC_CCB_RESET) { in DEF_SCSI_QCMD()
3125 blogic_warn("Unable to Abort Command to Target %d - CCB Reset\n", adapter, tgt_id); in DEF_SCSI_QCMD()
3132 generate the non-tagged Abort message. Since non-tagged in DEF_SCSI_QCMD()
3133 commands are not sent by the Host Adapter until the queue in DEF_SCSI_QCMD()
3135 Abort message is treated as a non-tagged command, it is in DEF_SCSI_QCMD()
3141 if (adapter->tgt_flags[tgt_id].tagq_active && in DEF_SCSI_QCMD()
3142 adapter->fw_ver[0] < '5') { in DEF_SCSI_QCMD()
3143 …blogic_warn("Unable to Abort CCB #%ld to Target %d - Abort Tag Not Supported\n", adapter, ccb->ser… in DEF_SCSI_QCMD()
3148 adapter, ccb->serial, tgt_id); in DEF_SCSI_QCMD()
3149 blogic_inc_count(&adapter->tgt_stats[tgt_id].aborts_tried); in DEF_SCSI_QCMD()
3152 …blogic_warn("Unable to Abort CCB #%ld to Target %d - No Outgoing Mailboxes\n", adapter, ccb->seria… in DEF_SCSI_QCMD()
3161 ccb->serial, tgt_id); in DEF_SCSI_QCMD()
3162 blogic_inc_count(&adapter->tgt_stats[tgt_id].aborts_tried); in DEF_SCSI_QCMD()
3163 FlashPoint_AbortCCB(adapter->cardhandle, ccb); in DEF_SCSI_QCMD()
3169 if (ccb->status == BLOGIC_CCB_COMPLETE) in DEF_SCSI_QCMD()
3178 blogic_resetadapter resets Host Adapter if possible, marking all
3188 * Attempt to Reset and Reinitialize the Host Adapter.
3194 adapter->full_model);
3202 for (ccb = adapter->all_ccbs; ccb != NULL; ccb = ccb->next_all)
3203 if (ccb->status == BLOGIC_CCB_ACTIVE)
3206 * Wait a few seconds between the Host Adapter Hard Reset which
3213 spin_unlock_irq(adapter->scsi_host->host_lock);
3214 blogic_delay(adapter->bus_settle_time);
3215 spin_lock_irq(adapter->scsi_host->host_lock);
3218 for (tgt_id = 0; tgt_id < adapter->maxdev; tgt_id++) {
3219 adapter->last_resettried[tgt_id] = jiffies;
3220 adapter->last_resetdone[tgt_id] = jiffies;
3231 may be enabled in AutoSCSI on FlashPoint Host Adapters and on "W" and "C"
3232 series MultiMaster Host Adapters, or by a dip switch setting on "S" and "A"
3233 series MultiMaster Host Adapters. With Extended Translation enabled, drives
3246 (struct blogic_adapter *) sdev->host->hostdata; in blogic_diskparam()
3250 if (adapter->ext_trans_enable && capacity >= 2 * 1024 * 1024 /* 1 GB in 512 byte sectors */) { in blogic_diskparam()
3252 diskparam->heads = 255; in blogic_diskparam()
3253 diskparam->sectors = 63; in blogic_diskparam()
3255 diskparam->heads = 128; in blogic_diskparam()
3256 diskparam->sectors = 32; in blogic_diskparam()
3259 diskparam->heads = 64; in blogic_diskparam()
3260 diskparam->sectors = 32; in blogic_diskparam()
3262 diskparam->cylinders = (unsigned long) capacity / (diskparam->heads * diskparam->sectors); in blogic_diskparam()
3275 int saved_cyl = diskparam->cylinders, part_no; in blogic_diskparam()
3279 part_end_head = part_entry->end_head; in blogic_diskparam()
3280 part_end_sector = part_entry->end_sector & 0x3F; in blogic_diskparam()
3281 if (part_end_head == 64 - 1) { in blogic_diskparam()
3282 diskparam->heads = 64; in blogic_diskparam()
3283 diskparam->sectors = 32; in blogic_diskparam()
3285 } else if (part_end_head == 128 - 1) { in blogic_diskparam()
3286 diskparam->heads = 128; in blogic_diskparam()
3287 diskparam->sectors = 32; in blogic_diskparam()
3289 } else if (part_end_head == 255 - 1) { in blogic_diskparam()
3290 diskparam->heads = 255; in blogic_diskparam()
3291 diskparam->sectors = 63; in blogic_diskparam()
3297 part_end_head = part1_entry->end_head; in blogic_diskparam()
3298 part_end_sector = part1_entry->end_sector & 0x3F; in blogic_diskparam()
3300 diskparam->cylinders = (unsigned long) capacity / (diskparam->heads * diskparam->sectors); in blogic_diskparam()
3301 if (part_no < 4 && part_end_sector == diskparam->sectors) { in blogic_diskparam()
3302 if (diskparam->cylinders != saved_cyl) in blogic_diskparam()
3303 …n("Adopting Geometry %d/%d from Partition Table\n", adapter, diskparam->heads, diskparam->sectors); in blogic_diskparam()
3306 …arn("not compatible with current BusLogic Host Adapter Geometry %d/%d\n", adapter, diskparam->head… in blogic_diskparam()
3322 (struct blogic_adapter *) shost->hostdata; in blogic_write_info()
3325 tgt_stats = adapter->tgt_stats; in blogic_write_info()
3326 adapter->ext_resets = 0; in blogic_write_info()
3327 adapter->adapter_intern_errors = 0; in blogic_write_info()
3334 struct blogic_adapter *adapter = (struct blogic_adapter *) shost->hostdata; in blogic_show_info()
3338 tgt_stats = adapter->tgt_stats; in blogic_show_info()
3339 seq_write(m, adapter->msgbuf, adapter->msgbuflen); in blogic_show_info()
3342 Currently Allocated CCBs: %d\n", adapter->drvr_qdepth, adapter->alloc_ccbs); in blogic_show_info()
3348 for (tgt = 0; tgt < adapter->maxdev; tgt++) { in blogic_show_info()
3349 struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; in blogic_show_info()
3350 if (!tgt_flags->tgt_exists) in blogic_show_info()
3352 …seq_printf(m, " %2d %s", tgt, (tgt_flags->tagq_ok ? (tgt_flags->tagq_active ? " Active" : (ada… in blogic_show_info()
3356 …" %3d %3u %9u %9u\n", adapter->qdepth[tgt], adapter->active_cmds[tgt], tgt_stats[tgt]… in blogic_show_info()
3361 for (tgt = 0; tgt < adapter->maxdev; tgt++) { in blogic_show_info()
3362 struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; in blogic_show_info()
3363 if (!tgt_flags->tgt_exists) in blogic_show_info()
3376 Target Command 0-1KB 1-2KB 2-4KB 4-8KB 8-16KB\n\ in blogic_show_info()
3378 for (tgt = 0; tgt < adapter->maxdev; tgt++) { in blogic_show_info()
3379 struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; in blogic_show_info()
3380 if (!tgt_flags->tgt_exists) in blogic_show_info()
3392 Target Command 16-32KB 32-64KB 64-128KB 128-256KB 256KB+\n\ in blogic_show_info()
3394 for (tgt = 0; tgt < adapter->maxdev; tgt++) { in blogic_show_info()
3395 struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; in blogic_show_info()
3396 if (!tgt_flags->tgt_exists) in blogic_show_info()
3410 Command Aborts Bus Device Resets Host Adapter Resets\n\ in blogic_show_info()
3414 for (tgt = 0; tgt < adapter->maxdev; tgt++) { in blogic_show_info()
3415 struct blogic_tgt_flags *tgt_flags = &adapter->tgt_flags[tgt]; in blogic_show_info()
3416 if (!tgt_flags->tgt_exists) in blogic_show_info()
3429 seq_printf(m, "\nExternal Host Adapter Resets: %d\n", adapter->ext_resets); in blogic_show_info()
3430 seq_printf(m, "Host Adapter Internal Errors: %d\n", adapter->adapter_intern_errors); in blogic_show_info()
3452 strcpy(&adapter->msgbuf[adapter->msgbuflen], buf); in blogic_msg()
3453 adapter->msgbuflen += len; in blogic_msg()
3457 strcpy(&adapter->msgbuf[adapter->msgbuflen], buf); in blogic_msg()
3458 adapter->msgbuflen += len; in blogic_msg()
3461 printk("%sscsi%d: %s", blogic_msglevelmap[msglevel], adapter->host_no, buf); in blogic_msg()
3466 if (adapter != NULL && adapter->adapter_initd) in blogic_msg()
3467 printk("%sscsi%d: %s", blogic_msglevelmap[msglevel], adapter->host_no, buf); in blogic_msg()
3473 begin = (buf[len - 1] == '\n'); in blogic_msg()
3489 strch += 'a' - 'Z'; in blogic_parse()
3491 keywordch += 'a' - 'Z'; in blogic_parse()
3504 BusLogic Driver Options may be specified either via the Linux Kernel Command
3506 for multiple host adapters may be specified either by separating the option
3508 command line. Individual option specifications for a single host adapter are
3509 separated by commas. The Probing and Debugging Options apply to all host
3511 selected host adapter.
3545 drvr_opts->qdepth[tgt_id] = qdepth; in blogic_parseopts()
3567 drvr_opts->common_qdepth = qdepth; in blogic_parseopts()
3569 drvr_opts->qdepth[tgt_id] = qdepth; in blogic_parseopts()
3573 drvr_opts->tagq_ok = 0x0000; in blogic_parseopts()
3574 drvr_opts->tagq_ok_mask = 0x0000; in blogic_parseopts()
3576 drvr_opts->tagq_ok = 0xFFFF; in blogic_parseopts()
3577 drvr_opts->tagq_ok_mask = 0xFFFF; in blogic_parseopts()
3579 drvr_opts->tagq_ok = 0x0000; in blogic_parseopts()
3580 drvr_opts->tagq_ok_mask = 0xFFFF; in blogic_parseopts()
3588 drvr_opts->tagq_ok |= tgt_bit; in blogic_parseopts()
3589 drvr_opts->tagq_ok_mask |= tgt_bit; in blogic_parseopts()
3592 drvr_opts->tagq_ok &= ~tgt_bit; in blogic_parseopts()
3593 drvr_opts->tagq_ok_mask |= tgt_bit; in blogic_parseopts()
3598 options--; in blogic_parseopts()
3613 drvr_opts->bus_settle_time = bus_settle_time; in blogic_parseopts()
3616 drvr_opts->stop_tgt_inquiry = true; in blogic_parseopts()
3650 if (drvr_opts->qdepth[tgt_id] == 1) { in blogic_parseopts()
3652 drvr_opts->tagq_ok &= ~tgt_bit; in blogic_parseopts()
3653 drvr_opts->tagq_ok_mask |= tgt_bit; in blogic_parseopts()
3685 blogic_setup handles processing of Kernel Command Line Arguments.
3695 blogic_err("BusLogic: Obsolete Command Line Entry Format Ignored\n", NULL); in blogic_setup()