AdvanSys SCSI adapter files have the following path name format:
- /proc/scsi/advansys/[0-(ASC_NUM_BOARD_SUPPORTED-1)]
+ /proc/scsi/advansys/{0,1,2,3,...}
This information can be displayed with cat. For example:
#include <linux/proc_fs.h>
#include <linux/init.h>
#include <linux/blkdev.h>
+#include <linux/isa.h>
+#include <linux/eisa.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <linux/dma-mapping.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
-/* FIXME: (by jejb@steeleye.com) This warning is present for two
- * reasons:
+/* FIXME: (by jejb@steeleye.com)
*
- * 1) This driver badly needs converting to the correct driver model
- * probing API
- *
- * 2) Although all of the necessary command mapping places have the
+ * Although all of the necessary command mapping places have the
* appropriate dma_map.. APIs, the driver still processes its internal
* queue using bus_to_virt() and virt_to_bus() which are illegal under
* the API. The entire queue processing structure will need to be
#define ERR (-1)
#define UW_ERR (uint)(0xFFFF)
#define isodd_word(val) ((((uint)val) & (uint)0x0001) != 0)
-#define AscPCIConfigVendorIDRegister 0x0000
-#define AscPCIConfigDeviceIDRegister 0x0002
-#define AscPCIConfigCommandRegister 0x0004
-#define AscPCIConfigStatusRegister 0x0006
-#define AscPCIConfigRevisionIDRegister 0x0008
-#define AscPCIConfigCacheSize 0x000C
-#define AscPCIConfigLatencyTimer 0x000D
-#define AscPCIIOBaseRegister 0x0010
-#define AscPCICmdRegBits_IOMemBusMaster 0x0007
-#define ASC_PCI_ID2BUS(id) ((id) & 0xFF)
-#define ASC_PCI_ID2DEV(id) (((id) >> 11) & 0x1F)
#define ASC_PCI_ID2FUNC(id) (((id) >> 8) & 0x7)
#define ASC_PCI_MKID(bus, dev, func) ((((dev) & 0x1F) << 11) | (((func) & 0x7) << 8) | ((bus) & 0xFF))
-#define ASC_PCI_REVISION_3150 0x02
-#define ASC_PCI_REVISION_3050 0x03
#define ASC_DVCLIB_CALL_DONE (1)
#define ASC_DVCLIB_CALL_FAILED (0)
#define ASC_MAX_CDB_LEN 12
#define ASC_SCSI_RESET_HOLD_TIME_US 60
-#define ADV_INQ_CLOCKING_ST_ONLY 0x0
-#define ADV_INQ_CLOCKING_DT_ONLY 0x1
-#define ADV_INQ_CLOCKING_ST_AND_DT 0x3
-
/*
* Inquiry SPC-2 SPI Byte 1 EVPD (Enable Vital Product Data)
* and CmdDt (Command Support Data) field bit definitions.
#define ASC_SRB_TID(x) ((uchar)((uchar)(x) & (uchar)0x0F))
#define ASC_SRB_LUN(x) ((uchar)((uint)(x) >> 13))
#define PUT_CDB1(x) ((uchar)((uint)(x) >> 8))
-#define MS_CMD_DONE 0x00
-#define MS_EXTEND 0x01
#define MS_SDTR_LEN 0x03
-#define MS_SDTR_CODE 0x01
#define MS_WDTR_LEN 0x02
-#define MS_WDTR_CODE 0x03
-#define MS_MDP_LEN 0x05
-#define MS_MDP_CODE 0x00
-
-/*
- * Inquiry data structure and bitfield macros
- *
- * Only quantities of more than 1 bit are shifted, since the others are
- * just tested for true or false. C bitfields aren't portable between big
- * and little-endian platforms so they are not used.
- */
-
-#define ASC_INQ_DVC_TYPE(inq) ((inq)->periph & 0x1f)
-#define ASC_INQ_QUALIFIER(inq) (((inq)->periph & 0xe0) >> 5)
-#define ASC_INQ_DVC_TYPE_MOD(inq) ((inq)->devtype & 0x7f)
-#define ASC_INQ_REMOVABLE(inq) ((inq)->devtype & 0x80)
-#define ASC_INQ_ANSI_VER(inq) ((inq)->ver & 0x07)
-#define ASC_INQ_ECMA_VER(inq) (((inq)->ver & 0x38) >> 3)
-#define ASC_INQ_ISO_VER(inq) (((inq)->ver & 0xc0) >> 6)
-#define ASC_INQ_RESPONSE_FMT(inq) ((inq)->byte3 & 0x0f)
-#define ASC_INQ_TERM_IO(inq) ((inq)->byte3 & 0x40)
-#define ASC_INQ_ASYNC_NOTIF(inq) ((inq)->byte3 & 0x80)
-#define ASC_INQ_SOFT_RESET(inq) ((inq)->flags & 0x01)
-#define ASC_INQ_CMD_QUEUE(inq) ((inq)->flags & 0x02)
-#define ASC_INQ_LINK_CMD(inq) ((inq)->flags & 0x08)
-#define ASC_INQ_SYNC(inq) ((inq)->flags & 0x10)
-#define ASC_INQ_WIDE16(inq) ((inq)->flags & 0x20)
-#define ASC_INQ_WIDE32(inq) ((inq)->flags & 0x40)
-#define ASC_INQ_REL_ADDR(inq) ((inq)->flags & 0x80)
-#define ASC_INQ_INFO_UNIT(inq) ((inq)->info & 0x01)
-#define ASC_INQ_QUICK_ARB(inq) ((inq)->info & 0x02)
-#define ASC_INQ_CLOCKING(inq) (((inq)->info & 0x0c) >> 2)
-
-typedef struct {
- uchar periph;
- uchar devtype;
- uchar ver;
- uchar byte3;
- uchar add_len;
- uchar res1;
- uchar res2;
- uchar flags;
- uchar vendor_id[8];
- uchar product_id[16];
- uchar product_rev_level[4];
-} ASC_SCSI_INQUIRY;
#define ASC_SG_LIST_PER_Q 7
#define QS_FREE 0x00
#define ASC_MAX_INRAM_TAG_QNG 16
#define ASC_IOADR_TABLE_MAX_IX 11
#define ASC_IOADR_GAP 0x10
-#define ASC_SEARCH_IOP_GAP 0x10
-#define ASC_MIN_IOP_ADDR (PortAddr)0x0100
-#define ASC_MAX_IOP_ADDR (PortAddr)0x3F0
-#define ASC_IOADR_1 (PortAddr)0x0110
-#define ASC_IOADR_2 (PortAddr)0x0130
-#define ASC_IOADR_3 (PortAddr)0x0150
-#define ASC_IOADR_4 (PortAddr)0x0190
-#define ASC_IOADR_5 (PortAddr)0x0210
-#define ASC_IOADR_6 (PortAddr)0x0230
-#define ASC_IOADR_7 (PortAddr)0x0250
-#define ASC_IOADR_8 (PortAddr)0x0330
-#define ASC_IOADR_DEF ASC_IOADR_8
#define ASC_LIB_SCSIQ_WK_SP 256
#define ASC_MAX_SYN_XFER_NO 16
#define ASC_SYN_MAX_OFFSET 0x0F
uchar sdtr_period_offset[ASC_MAX_TID + 1];
ushort pci_slot_info;
uchar adapter_info[6];
- struct device *dev;
} ASC_DVC_CFG;
#define ASC_DEF_DVC_CNTL 0xFFFF
#define ASC_1000_ID0W 0x04C1
#define ASC_1000_ID0W_FIX 0x00C1
#define ASC_1000_ID1B 0x25
-#define ASC_EISA_BIG_IOP_GAP (0x1C30-0x0C50)
-#define ASC_EISA_SMALL_IOP_GAP (0x0020)
-#define ASC_EISA_MIN_IOP_ADDR (0x0C30)
-#define ASC_EISA_MAX_IOP_ADDR (0xFC50)
#define ASC_EISA_REV_IOP_MASK (0x0C83)
#define ASC_EISA_PID_IOP_MASK (0x0C80)
#define ASC_EISA_CFG_IOP_MASK (0x0C86)
#define ASC_GET_EISA_SLOT(iop) (PortAddr)((iop) & 0xF000)
-#define ASC_EISA_ID_740 0x01745004UL
-#define ASC_EISA_ID_750 0x01755004UL
#define INS_HALTINT (ushort)0x6281
#define INS_HALT (ushort)0x6280
#define INS_SINT (ushort)0x6200
static void AscSetBank(PortAddr, uchar);
static int AscResetChipAndScsiBus(ASC_DVC_VAR *);
#ifdef CONFIG_ISA
-static ushort AscGetIsaDmaChannel(PortAddr);
-static ushort AscSetIsaDmaChannel(PortAddr, ushort);
-static uchar AscSetIsaDmaSpeed(PortAddr, uchar);
static uchar AscGetIsaDmaSpeed(PortAddr);
#endif /* CONFIG_ISA */
static uchar AscReadLramByte(PortAddr, ushort);
static void AscMemWordCopyPtrFromLram(PortAddr, ushort, uchar *, int);
static ushort AscInitAscDvcVar(ASC_DVC_VAR *);
static ushort AscInitFromEEP(ASC_DVC_VAR *);
-static ushort AscInitFromAscDvcVar(ASC_DVC_VAR *);
static ushort AscInitMicroCodeVar(ASC_DVC_VAR *);
static int AscTestExternalLram(ASC_DVC_VAR *);
static uchar AscMsgOutSDTR(ASC_DVC_VAR *, uchar, uchar);
static uchar _AscCopyLramScsiDoneQ(PortAddr, ushort,
ASC_QDONE_INFO *, ASC_DCNT);
static int AscIsrQDone(ASC_DVC_VAR *);
-static int AscCompareString(uchar *, uchar *, int);
#ifdef CONFIG_ISA
static ushort AscGetEisaChipCfg(PortAddr);
-static ASC_DCNT AscGetEisaProductID(PortAddr);
-static PortAddr AscSearchIOPortAddrEISA(PortAddr);
-static PortAddr AscSearchIOPortAddr11(PortAddr);
-static PortAddr AscSearchIOPortAddr(PortAddr, ushort);
-static void AscSetISAPNPWaitForKey(void);
#endif /* CONFIG_ISA */
static uchar AscGetChipScsiCtrl(PortAddr);
-static uchar AscSetChipScsiID(PortAddr, uchar);
static uchar AscGetChipVersion(PortAddr, ushort);
-static ushort AscGetChipBusType(PortAddr);
static ASC_DCNT AscLoadMicroCode(PortAddr, ushort, uchar *, ushort);
-static int AscFindSignature(PortAddr);
static void AscToggleIRQAct(PortAddr);
-static uchar AscGetChipIRQ(PortAddr, ushort);
-static uchar AscSetChipIRQ(PortAddr, uchar, ushort);
-static ushort AscGetChipBiosAddress(PortAddr, ushort);
static inline ulong DvcEnterCritical(void);
static inline void DvcLeaveCritical(ulong);
-#ifdef CONFIG_PCI
-static uchar DvcReadPCIConfigByte(ASC_DVC_VAR *, ushort);
-static void DvcWritePCIConfigByte(ASC_DVC_VAR *, ushort, uchar);
-#endif /* CONFIG_PCI */
-static ushort AscGetChipBiosAddress(PortAddr, ushort);
static void DvcSleepMilliSecond(ASC_DCNT);
static void DvcDelayNanoSecond(ASC_DVC_VAR *, ASC_DCNT);
static void DvcPutScsiQ(PortAddr, ushort, uchar *, int);
static void DvcGetQinfo(PortAddr, ushort, uchar *, int);
-static ushort AscInitGetConfig(ASC_DVC_VAR *);
-static ushort AscInitSetConfig(ASC_DVC_VAR *);
static ushort AscInitAsc1000Driver(ASC_DVC_VAR *);
-static void AscAsyncFix(ASC_DVC_VAR *, uchar, ASC_SCSI_INQUIRY *);
-static int AscTagQueuingSafe(ASC_SCSI_INQUIRY *);
-static void AscInquiryHandling(ASC_DVC_VAR *, uchar, ASC_SCSI_INQUIRY *);
+static void AscAsyncFix(ASC_DVC_VAR *, struct scsi_device *);
static int AscExeScsiQueue(ASC_DVC_VAR *, ASC_SCSI_Q *);
static int AscISR(ASC_DVC_VAR *);
static uint AscGetNumOfFreeQueue(ASC_DVC_VAR *, uchar, uchar);
#ifdef CONFIG_ISA
static void AscEnableIsaDma(uchar);
#endif /* CONFIG_ISA */
-static ASC_DCNT AscGetMaxDmaCount(ushort);
static const char *advansys_info(struct Scsi_Host *shost);
/*
#define BIOS_CTRL_AIPP_DIS 0x2000
#define ADV_3550_MEMSIZE 0x2000 /* 8 KB Internal Memory */
-#define ADV_3550_IOLEN 0x40 /* I/O Port Range in bytes */
#define ADV_38C0800_MEMSIZE 0x4000 /* 16 KB Internal Memory */
-#define ADV_38C0800_IOLEN 0x100 /* I/O Port Range in bytes */
/*
* XXX - Since ASC38C1600 Rev.3 has a local RAM failure issue, there is
* #define ADV_38C1600_MEMSIZE 0x8000L * 32 KB Internal Memory *
*/
#define ADV_38C1600_MEMSIZE 0x4000 /* 16 KB Internal Memory */
-#define ADV_38C1600_IOLEN 0x100 /* I/O Port Range 256 bytes */
-#define ADV_38C1600_MEMLEN 0x1000 /* Memory Range 4KB bytes */
/*
* Byte I/O register address from base of 'iop_base'.
ushort serial1; /* EEPROM serial number word 1 */
ushort serial2; /* EEPROM serial number word 2 */
ushort serial3; /* EEPROM serial number word 3 */
- struct device *dev; /* pointer to the pci dev structure for this board */
} ADV_DVC_CFG;
struct adv_dvc_var;
static inline ulong DvcEnterCritical(void);
static inline void DvcLeaveCritical(ulong);
static void DvcSleepMilliSecond(ADV_DCNT);
-static uchar DvcAdvReadPCIConfigByte(ADV_DVC_VAR *, ushort);
-static void DvcAdvWritePCIConfigByte(ADV_DVC_VAR *, ushort, uchar);
static ADV_PADDR DvcGetPhyAddr(ADV_DVC_VAR *, ADV_SCSI_REQ_Q *,
uchar *, ASC_SDCNT *, int);
static void DvcDelayMicroSecond(ADV_DVC_VAR *, ushort);
*/
static int AdvExeScsiQueue(ADV_DVC_VAR *, ADV_SCSI_REQ_Q *);
static int AdvISR(ADV_DVC_VAR *);
-static int AdvInitGetConfig(ADV_DVC_VAR *);
static int AdvInitAsc3550Driver(ADV_DVC_VAR *);
static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *);
static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *);
* Internal Adv Library functions.
*/
static int AdvSendIdleCmd(ADV_DVC_VAR *, ushort, ADV_DCNT);
-static void AdvInquiryHandling(ADV_DVC_VAR *, ADV_SCSI_REQ_Q *);
static int AdvInitFrom3550EEP(ADV_DVC_VAR *);
static int AdvInitFrom38C0800EEP(ADV_DVC_VAR *);
static int AdvInitFrom38C1600EEP(ADV_DVC_VAR *);
static void AdvWaitEEPCmd(AdvPortAddr);
static ushort AdvReadEEPWord(AdvPortAddr, int);
-/*
- * PCI Bus Definitions
- */
-#define AscPCICmdRegBits_BusMastering 0x0007
-#define AscPCICmdRegBits_ParErrRespCtrl 0x0040
-
/* Read byte from a register. */
#define AdvReadByteRegister(iop_base, reg_off) \
(ADV_MEM_READB((iop_base) + (reg_off)))
(sizeof(ADV_SG_BLOCK) * \
((ADV_MAX_SG_LIST + (NO_OF_SG_PER_BLOCK - 1))/NO_OF_SG_PER_BLOCK))
-/*
- * Inquiry data structure and bitfield macros
- *
- * Using bitfields to access the subchar data isn't portable across
- * endianness, so instead mask and shift. Only quantities of more
- * than 1 bit are shifted, since the others are just tested for true
- * or false.
- */
-
-#define ADV_INQ_DVC_TYPE(inq) ((inq)->periph & 0x1f)
-#define ADV_INQ_QUALIFIER(inq) (((inq)->periph & 0xe0) >> 5)
-#define ADV_INQ_DVC_TYPE_MOD(inq) ((inq)->devtype & 0x7f)
-#define ADV_INQ_REMOVABLE(inq) ((inq)->devtype & 0x80)
-#define ADV_INQ_ANSI_VER(inq) ((inq)->ver & 0x07)
-#define ADV_INQ_ECMA_VER(inq) (((inq)->ver & 0x38) >> 3)
-#define ADV_INQ_ISO_VER(inq) (((inq)->ver & 0xc0) >> 6)
-#define ADV_INQ_RESPONSE_FMT(inq) ((inq)->byte3 & 0x0f)
-#define ADV_INQ_TERM_IO(inq) ((inq)->byte3 & 0x40)
-#define ADV_INQ_ASYNC_NOTIF(inq) ((inq)->byte3 & 0x80)
-#define ADV_INQ_SOFT_RESET(inq) ((inq)->flags & 0x01)
-#define ADV_INQ_CMD_QUEUE(inq) ((inq)->flags & 0x02)
-#define ADV_INQ_LINK_CMD(inq) ((inq)->flags & 0x08)
-#define ADV_INQ_SYNC(inq) ((inq)->flags & 0x10)
-#define ADV_INQ_WIDE16(inq) ((inq)->flags & 0x20)
-#define ADV_INQ_WIDE32(inq) ((inq)->flags & 0x40)
-#define ADV_INQ_REL_ADDR(inq) ((inq)->flags & 0x80)
-#define ADV_INQ_INFO_UNIT(inq) ((inq)->info & 0x01)
-#define ADV_INQ_QUICK_ARB(inq) ((inq)->info & 0x02)
-#define ADV_INQ_CLOCKING(inq) (((inq)->info & 0x0c) >> 2)
-
-typedef struct {
- uchar periph; /* peripheral device type [0:4] */
- /* peripheral qualifier [5:7] */
- uchar devtype; /* device type modifier (for SCSI I) [0:6] */
- /* RMB - removable medium bit [7] */
- uchar ver; /* ANSI approved version [0:2] */
- /* ECMA version [3:5] */
- /* ISO version [6:7] */
- uchar byte3; /* response data format [0:3] */
- /* 0 SCSI 1 */
- /* 1 CCS */
- /* 2 SCSI-2 */
- /* 3-F reserved */
- /* reserved [4:5] */
- /* terminate I/O process bit (see 5.6.22) [6] */
- /* asynch. event notification (processor) [7] */
- uchar add_len; /* additional length */
- uchar res1; /* reserved */
- uchar res2; /* reserved */
- uchar flags; /* soft reset implemented [0] */
- /* command queuing [1] */
- /* reserved [2] */
- /* linked command for this logical unit [3] */
- /* synchronous data transfer [4] */
- /* wide bus 16 bit data transfer [5] */
- /* wide bus 32 bit data transfer [6] */
- /* relative addressing mode [7] */
- uchar vendor_id[8]; /* vendor identification */
- uchar product_id[16]; /* product identification */
- uchar product_rev_level[4]; /* product revision level */
- uchar vendor_specific[20]; /* vendor specific */
- uchar info; /* information unit supported [0] */
- /* quick arbitrate supported [1] */
- /* clocking field [2:3] */
- /* reserved [4:7] */
- uchar res3; /* reserved */
-} ADV_SCSI_INQUIRY; /* 58 bytes */
-
/*
* --- Driver Constants and Macros
*/
-#define ASC_NUM_BOARD_SUPPORTED 16
-#define ASC_NUM_IOPORT_PROBE 4
-#define ASC_NUM_BUS 4
-
/* Reference Scsi_Host hostdata */
#define ASC_BOARDP(host) ((asc_board_t *) &((host)->hostdata))
/* Return non-zero, if the queue is empty. */
#define ASC_QUEUE_EMPTY(ascq) ((ascq)->q_tidmask == 0)
-#define PCI_MAX_SLOT 0x1F
-#define PCI_MAX_BUS 0xFF
-#define PCI_IOADDRESS_MASK 0xFFFE
-#define ASC_PCI_DEVICE_ID_CNT 6 /* PCI Device ID count. */
-
#ifndef ADVANSYS_STATS
#define ASC_STATS(shost, counter)
#define ASC_STATS_ADD(shost, counter, count)
/*
* Structure allocated for each board.
*
- * This structure is allocated by scsi_register() at the end
+ * This structure is allocated by scsi_host_alloc() at the end
* of the 'Scsi_Host' structure starting at the 'hostdata'
* field. It is guaranteed to be allocated from DMA-able memory.
*/
typedef struct asc_board {
+ struct device *dev;
int id; /* Board Id */
uint flags; /* Board flags */
union {
} eep_config;
ulong last_reset; /* Saved last reset time */
spinlock_t lock; /* Board spinlock */
-#ifdef CONFIG_PROC_FS
/* /proc/scsi/advansys/[0...] */
char *prtbuf; /* /proc print buffer */
-#endif /* CONFIG_PROC_FS */
#ifdef ADVANSYS_STATS
struct asc_stats asc_stats; /* Board statistics */
#endif /* ADVANSYS_STATS */
/*
* The following fields are used only for Narrow Boards.
*/
- /* The following three structures must be in DMA-able memory. */
- ASC_SCSI_REQ_Q scsireqq;
- ASC_CAP_INFO cap_info;
- ASC_SCSI_INQUIRY inquiry;
uchar sdtr_data[ASC_MAX_TID + 1]; /* SDTR information */
/*
* The following fields are used only for Wide Boards.
*/
void __iomem *ioremap_addr; /* I/O Memory remap address. */
ushort ioport; /* I/O Port address. */
- ADV_CARR_T *orig_carrp; /* ADV_CARR_T memory block. */
+ ADV_CARR_T *carrp; /* ADV_CARR_T memory block. */
adv_req_t *orig_reqp; /* adv_req_t memory block. */
adv_req_t *adv_reqp; /* Request structures. */
adv_sgblk_t *adv_sgblkp; /* Scatter-gather structures. */
ushort bios_codelen; /* BIOS Code Segment Length. */
} asc_board_t;
-/*
- * PCI configuration structures
- */
-typedef struct _PCI_DATA_ {
- uchar type;
- uchar bus;
- uchar slot;
- uchar func;
- uchar offset;
-} PCI_DATA;
-
-typedef struct _PCI_DEVICE_ {
- ushort vendorID;
- ushort deviceID;
- ushort slotNumber;
- ushort slotFound;
- uchar busNumber;
- uchar maxBusNumber;
- uchar devFunc;
- ushort startSlot;
- ushort endSlot;
- uchar bridge;
- uchar type;
-} PCI_DEVICE;
-
-typedef struct _PCI_CONFIG_SPACE_ {
- ushort vendorID;
- ushort deviceID;
- ushort command;
- ushort status;
- uchar revision;
- uchar classCode[3];
- uchar cacheSize;
- uchar latencyTimer;
- uchar headerType;
- uchar bist;
- ADV_PADDR baseAddress[6];
- ushort reserved[4];
- ADV_PADDR optionRomAddr;
- ushort reserved2[4];
- uchar irqLine;
- uchar irqPin;
- uchar minGnt;
- uchar maxLatency;
-} PCI_CONFIG_SPACE;
-
-/*
- * --- Driver Data
- */
-
-/* Note: All driver global data should be initialized. */
-
/* Number of boards detected in system. */
-static int asc_board_count = 0;
-static struct Scsi_Host *asc_host[ASC_NUM_BOARD_SUPPORTED] = { NULL };
+static int asc_board_count;
/* Overrun buffer used by all narrow boards. */
static uchar overrun_buf[ASC_OVERRUN_BSIZE] = { 0 };
static ASC_SCSI_Q asc_scsi_q = { {0} };
static ASC_SG_HEAD asc_sg_head = { 0 };
-/* List of supported bus types. */
-static ushort asc_bus[ASC_NUM_BUS] __initdata = {
- ASC_IS_ISA,
- ASC_IS_VL,
- ASC_IS_EISA,
- ASC_IS_PCI,
-};
-
-static int asc_iopflag = ASC_FALSE;
-static int asc_ioport[ASC_NUM_IOPORT_PROBE] = { 0, 0, 0, 0 };
-
#ifdef ADVANSYS_DEBUG
-static char *asc_bus_name[ASC_NUM_BUS] = {
- "ASC_IS_ISA",
- "ASC_IS_VL",
- "ASC_IS_EISA",
- "ASC_IS_PCI",
-};
-
static int asc_dbglvl = 3;
#endif /* ADVANSYS_DEBUG */
-/* Declaration for Asc Library internal data referenced by driver. */
-static PortAddr _asc_def_iop_base[];
-
/*
* --- Driver Function Prototypes
- *
- * advansys.h contains function prototypes for functions global to Linux.
*/
-static irqreturn_t advansys_interrupt(int, void *);
static int advansys_slave_configure(struct scsi_device *);
static void asc_scsi_done_list(struct scsi_cmnd *);
static int asc_execute_scsi_cmnd(struct scsi_cmnd *);
static int asc_prt_line(char *, int, char *fmt, ...);
#endif /* CONFIG_PROC_FS */
-/* Declaration for Asc Library internal functions referenced by driver. */
-static int AscFindSignature(PortAddr);
-static ushort AscGetEEPConfig(PortAddr, ASCEEP_CONFIG *, ushort);
-
/* Statistics function prototypes. */
#ifdef ADVANSYS_STATS
#ifdef CONFIG_PROC_FS
#ifdef CONFIG_PROC_FS
/*
- * advansys_proc_info() - /proc/scsi/advansys/[0-(ASC_NUM_BOARD_SUPPORTED-1)]
+ * advansys_proc_info() - /proc/scsi/advansys/{0,1,2,3,...}
*
* *buffer: I/O buffer
* **start: if inout == FALSE pointer into buffer where user read should start
advansys_proc_info(struct Scsi_Host *shost, char *buffer, char **start,
off_t offset, int length, int inout)
{
- struct Scsi_Host *shp;
asc_board_t *boardp;
- int i;
char *cp;
int cplen;
int cnt;
* User read of /proc/scsi/advansys/[0...] file.
*/
- /* Find the specified board. */
- for (i = 0; i < asc_board_count; i++) {
- if (asc_host[i]->host_no == shost->host_no) {
- break;
- }
- }
- if (i == asc_board_count) {
- return (-ENOENT);
- }
-
- shp = asc_host[i];
- boardp = ASC_BOARDP(shp);
+ boardp = ASC_BOARDP(shost);
/* Copy read data starting at the beginning of the buffer. */
*start = buffer;
*
* advansys_info() returns the board string from its own static buffer.
*/
- cp = (char *)advansys_info(shp);
+ cp = (char *)advansys_info(shost);
strcat(cp, "\n");
cplen = strlen(cp);
/* Copy board information. */
*/
if (ASC_WIDE_BOARD(boardp)) {
cp = boardp->prtbuf;
- cplen = asc_prt_adv_bios(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_adv_bios(shost, cp, ASC_PRTBUF_SIZE);
ASC_ASSERT(cplen < ASC_PRTBUF_SIZE);
- cnt =
- asc_proc_copy(advoffset, offset, curbuf, leftlen, cp,
+ cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp,
cplen);
totcnt += cnt;
leftlen -= cnt;
* Display driver information for each device attached to the board.
*/
cp = boardp->prtbuf;
- cplen = asc_prt_board_devices(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_board_devices(shost, cp, ASC_PRTBUF_SIZE);
ASC_ASSERT(cplen < ASC_PRTBUF_SIZE);
cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
totcnt += cnt;
*/
cp = boardp->prtbuf;
if (ASC_NARROW_BOARD(boardp)) {
- cplen = asc_prt_asc_board_eeprom(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_asc_board_eeprom(shost, cp, ASC_PRTBUF_SIZE);
} else {
- cplen = asc_prt_adv_board_eeprom(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_adv_board_eeprom(shost, cp, ASC_PRTBUF_SIZE);
}
ASC_ASSERT(cplen < ASC_PRTBUF_SIZE);
cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
* Display driver configuration and information for the board.
*/
cp = boardp->prtbuf;
- cplen = asc_prt_driver_conf(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_driver_conf(shost, cp, ASC_PRTBUF_SIZE);
ASC_ASSERT(cplen < ASC_PRTBUF_SIZE);
cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
totcnt += cnt;
* Display driver statistics for the board.
*/
cp = boardp->prtbuf;
- cplen = asc_prt_board_stats(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_board_stats(shost, cp, ASC_PRTBUF_SIZE);
ASC_ASSERT(cplen <= ASC_PRTBUF_SIZE);
cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
totcnt += cnt;
*/
for (tgt_id = 0; tgt_id <= ADV_MAX_TID; tgt_id++) {
cp = boardp->prtbuf;
- cplen = asc_prt_target_stats(shp, tgt_id, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_target_stats(shost, tgt_id, cp,
+ ASC_PRTBUF_SIZE);
ASC_ASSERT(cplen <= ASC_PRTBUF_SIZE);
- cnt =
- asc_proc_copy(advoffset, offset, curbuf, leftlen, cp,
- cplen);
+ cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp,
+ cplen);
totcnt += cnt;
leftlen -= cnt;
if (leftlen == 0) {
*/
cp = boardp->prtbuf;
if (ASC_NARROW_BOARD(boardp)) {
- cplen = asc_prt_asc_board_info(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_asc_board_info(shost, cp, ASC_PRTBUF_SIZE);
} else {
- cplen = asc_prt_adv_board_info(shp, cp, ASC_PRTBUF_SIZE);
+ cplen = asc_prt_adv_board_info(shost, cp, ASC_PRTBUF_SIZE);
}
ASC_ASSERT(cplen < ASC_PRTBUF_SIZE);
cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen);
ASC_DVC_VAR *asc_dvc_varp;
ADV_DVC_VAR *adv_dvc_varp;
char *busname;
- int iolen;
char *widename = NULL;
boardp = ASC_BOARDP(shost);
} else {
busname = "ISA";
}
- /* Don't reference 'shost->n_io_port'; It may be truncated. */
sprintf(info,
"AdvanSys SCSI %s: %s: IO 0x%lX-0x%lX, IRQ 0x%X, DMA 0x%X",
ASC_VERSION, busname,
(ulong)shost->io_port,
- (ulong)shost->io_port + boardp->asc_n_io_port -
- 1, shost->irq, shost->dma_channel);
+ (ulong)shost->io_port + ASC_IOADR_GAP - 1,
+ shost->irq, shost->dma_channel);
} else {
if (asc_dvc_varp->bus_type & ASC_IS_VL) {
busname = "VL";
}
} else {
busname = "?";
- ASC_PRINT2
- ("advansys_info: board %d: unknown bus type %d\n",
- boardp->id, asc_dvc_varp->bus_type);
+ ASC_PRINT2("advansys_info: board %d: unknown "
+ "bus type %d\n", boardp->id,
+ asc_dvc_varp->bus_type);
}
- /* Don't reference 'shost->n_io_port'; It may be truncated. */
sprintf(info,
"AdvanSys SCSI %s: %s: IO 0x%lX-0x%lX, IRQ 0x%X",
- ASC_VERSION, busname,
- (ulong)shost->io_port,
- (ulong)shost->io_port + boardp->asc_n_io_port -
- 1, shost->irq);
+ ASC_VERSION, busname, (ulong)shost->io_port,
+ (ulong)shost->io_port + ASC_IOADR_GAP - 1,
+ shost->irq);
}
} else {
/*
*/
adv_dvc_varp = &boardp->dvc_var.adv_dvc_var;
if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) {
- iolen = ADV_3550_IOLEN;
widename = "Ultra-Wide";
} else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) {
- iolen = ADV_38C0800_IOLEN;
widename = "Ultra2-Wide";
} else {
- iolen = ADV_38C1600_IOLEN;
widename = "Ultra3-Wide";
}
sprintf(info,
"AdvanSys SCSI %s: PCI %s: PCIMEM 0x%lX-0x%lX, IRQ 0x%X",
ASC_VERSION, widename, (ulong)adv_dvc_varp->iop_base,
- (ulong)adv_dvc_varp->iop_base + iolen - 1, shost->irq);
+ (ulong)adv_dvc_varp->iop_base + boardp->asc_n_io_port - 1, shost->irq);
}
ASC_ASSERT(strlen(info) < ASC_INFO_SIZE);
ASC_DBG(1, "advansys_info: end\n");
/* Refer to ASC_IERR_* defintions for meaning of 'err_code'. */
if (asc_dvc_varp->err_code) {
- ASC_PRINT2
- ("advansys_reset: board %d: SCSI bus reset error: 0x%x\n",
- boardp->id, asc_dvc_varp->err_code);
+ ASC_PRINT2("advansys_reset: board %d: SCSI bus reset "
+ "error: 0x%x\n", boardp->id,
+ asc_dvc_varp->err_code);
ret = FAILED;
} else if (status) {
- ASC_PRINT2
- ("advansys_reset: board %d: SCSI bus reset warning: 0x%x\n",
- boardp->id, status);
+ ASC_PRINT2("advansys_reset: board %d: SCSI bus reset "
+ "warning: 0x%x\n", boardp->id, status);
} else {
- ASC_PRINT1
- ("advansys_reset: board %d: SCSI bus reset successful.\n",
- boardp->id);
+ ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
+ "successful.\n", boardp->id);
}
ASC_DBG(1, "advansys_reset: after AscInitAsc1000Driver()\n");
ASC_DBG(1, "advansys_reset: before AdvResetChipAndSB()\n");
switch (AdvResetChipAndSB(adv_dvc_varp)) {
case ASC_TRUE:
- ASC_PRINT1
- ("advansys_reset: board %d: SCSI bus reset successful.\n",
- boardp->id);
+ ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
+ "successful.\n", boardp->id);
break;
case ASC_FALSE:
default:
- ASC_PRINT1
- ("advansys_reset: board %d: SCSI bus reset error.\n",
- boardp->id);
+ ASC_PRINT1("advansys_reset: board %d: SCSI bus reset "
+ "error.\n", boardp->id);
ret = FAILED;
break;
}
* is returned in 'last_scp'.
*/
if (done_scp == NULL) {
- done_scp =
- asc_dequeue_list(&boardp->active, &last_scp, ASC_TID_ALL);
+ done_scp = asc_dequeue_list(&boardp->active, &last_scp,
+ ASC_TID_ALL);
for (tscp = done_scp; tscp; tscp = REQPNEXT(tscp)) {
tscp->result = HOST_BYTE(DID_RESET);
}
* to DID_RESET.
*/
if (done_scp == NULL) {
- done_scp =
- asc_dequeue_list(&boardp->waiting, &last_scp, ASC_TID_ALL);
+ done_scp = asc_dequeue_list(&boardp->waiting, &last_scp,
+ ASC_TID_ALL);
for (tscp = done_scp; tscp; tscp = REQPNEXT(tscp)) {
tscp->result = HOST_BYTE(DID_RESET);
}
/*
* Complete all the 'done_scp' requests.
*/
- if (done_scp != NULL) {
+ if (done_scp)
asc_scsi_done_list(done_scp);
- }
ASC_DBG1(1, "advansys_reset: ret %d\n", ret);
return 0;
}
-static int __init advansys_detect(struct scsi_host_template *tpnt);
-static int advansys_release(struct Scsi_Host *shp);
-
-static struct scsi_host_template driver_template = {
+static struct scsi_host_template advansys_template = {
.proc_name = "advansys",
#ifdef CONFIG_PROC_FS
.proc_info = advansys_proc_info,
#endif
.name = "advansys",
- .detect = advansys_detect,
- .release = advansys_release,
.info = advansys_info,
.queuecommand = advansys_queuecommand,
.eh_bus_reset_handler = advansys_reset,
.slave_configure = advansys_slave_configure,
/*
* Because the driver may control an ISA adapter 'unchecked_isa_dma'
- * must be set. The flag will be cleared in advansys_detect for non-ISA
- * adapters. Refer to the comment in scsi_module.c for more information.
+ * must be set. The flag will be cleared in advansys_board_found
+ * for non-ISA adapters.
*/
.unchecked_isa_dma = 1,
/*
.use_clustering = ENABLE_CLUSTERING,
};
-#include "scsi_module.c"
-
/*
* --- Miscellaneous Driver Functions
*/
*/
static irqreturn_t advansys_interrupt(int irq, void *dev_id)
{
- ulong flags;
- int i;
- asc_board_t *boardp;
+ unsigned long flags;
struct scsi_cmnd *done_scp = NULL, *last_scp = NULL;
struct scsi_cmnd *new_last_scp;
- struct Scsi_Host *shost;
+ struct Scsi_Host *shost = dev_id;
+ asc_board_t *boardp = ASC_BOARDP(shost);
+ irqreturn_t result = IRQ_NONE;
- ASC_DBG(1, "advansys_interrupt: begin\n");
+ ASC_DBG1(2, "advansys_interrupt: boardp 0x%p\n", boardp);
+ spin_lock_irqsave(&boardp->lock, flags);
+ if (ASC_NARROW_BOARD(boardp)) {
+ /*
+ * Narrow Board
+ */
+ if (AscIsIntPending(shost->io_port)) {
+ result = IRQ_HANDLED;
+ ASC_STATS(shost, interrupt);
+ ASC_DBG(1, "advansys_interrupt: before AscISR()\n");
+ AscISR(&boardp->dvc_var.asc_dvc_var);
+ }
+ } else {
+ /*
+ * Wide Board
+ */
+ ASC_DBG(1, "advansys_interrupt: before AdvISR()\n");
+ if (AdvISR(&boardp->dvc_var.adv_dvc_var)) {
+ result = IRQ_HANDLED;
+ ASC_STATS(shost, interrupt);
+ }
+ }
/*
- * Check for interrupts on all boards.
- * AscISR() will call asc_isr_callback().
- */
- for (i = 0; i < asc_board_count; i++) {
- shost = asc_host[i];
- boardp = ASC_BOARDP(shost);
- ASC_DBG2(2, "advansys_interrupt: i %d, boardp 0x%lx\n",
- i, (ulong)boardp);
- spin_lock_irqsave(&boardp->lock, flags);
- if (ASC_NARROW_BOARD(boardp)) {
- /*
- * Narrow Board
- */
- if (AscIsIntPending(shost->io_port)) {
- ASC_STATS(shost, interrupt);
- ASC_DBG(1,
- "advansys_interrupt: before AscISR()\n");
- AscISR(&boardp->dvc_var.asc_dvc_var);
- }
- } else {
- /*
- * Wide Board
- */
- ASC_DBG(1, "advansys_interrupt: before AdvISR()\n");
- if (AdvISR(&boardp->dvc_var.adv_dvc_var)) {
- ASC_STATS(shost, interrupt);
- }
+ * Start waiting requests and create a list of completed requests.
+ *
+ * If a reset request is being performed for the board, the reset
+ * handler will complete pending requests after it has completed.
+ */
+ if ((boardp->flags & ASC_HOST_IN_RESET) == 0) {
+ ASC_DBG2(1, "advansys_interrupt: done_scp 0x%p, "
+ "last_scp 0x%p\n", done_scp, last_scp);
+
+ /* Start any waiting commands for the board. */
+ if (!ASC_QUEUE_EMPTY(&boardp->waiting)) {
+ ASC_DBG(1, "advansys_interrupt: before "
+ "asc_execute_queue()\n");
+ asc_execute_queue(&boardp->waiting);
}
/*
- * Start waiting requests and create a list of completed requests.
+ * Add to the list of requests that must be completed.
*
- * If a reset request is being performed for the board, the reset
- * handler will complete pending requests after it has completed.
+ * 'done_scp' will always be NULL on the first iteration of
+ * this loop. 'last_scp' is set at the same time as 'done_scp'.
*/
- if ((boardp->flags & ASC_HOST_IN_RESET) == 0) {
- ASC_DBG2(1,
- "advansys_interrupt: done_scp 0x%lx, last_scp 0x%lx\n",
- (ulong)done_scp, (ulong)last_scp);
-
- /* Start any waiting commands for the board. */
- if (!ASC_QUEUE_EMPTY(&boardp->waiting)) {
- ASC_DBG(1,
- "advansys_interrupt: before asc_execute_queue()\n");
- asc_execute_queue(&boardp->waiting);
- }
-
- /*
- * Add to the list of requests that must be completed.
- *
- * 'done_scp' will always be NULL on the first iteration
- * of this loop. 'last_scp' is set at the same time as
- * 'done_scp'.
- */
- if (done_scp == NULL) {
- done_scp =
- asc_dequeue_list(&boardp->done, &last_scp,
- ASC_TID_ALL);
- } else {
- ASC_ASSERT(last_scp != NULL);
- last_scp->host_scribble =
- (unsigned char *)asc_dequeue_list(&boardp->
- done,
- &new_last_scp,
- ASC_TID_ALL);
- if (new_last_scp != NULL) {
- ASC_ASSERT(REQPNEXT(last_scp) != NULL);
- last_scp = new_last_scp;
- }
+ if (done_scp == NULL) {
+ done_scp = asc_dequeue_list(&boardp->done,
+ &last_scp, ASC_TID_ALL);
+ } else {
+ ASC_ASSERT(last_scp != NULL);
+ last_scp->host_scribble =
+ (unsigned char *)asc_dequeue_list(&boardp->
+ done,
+ &new_last_scp,
+ ASC_TID_ALL);
+ if (new_last_scp != NULL) {
+ ASC_ASSERT(REQPNEXT(last_scp) != NULL);
+ last_scp = new_last_scp;
}
}
- spin_unlock_irqrestore(&boardp->lock, flags);
}
+ spin_unlock_irqrestore(&boardp->lock, flags);
/*
* If interrupts were enabled on entry, then they
asc_scsi_done_list(done_scp);
ASC_DBG(1, "advansys_interrupt: end\n");
- return IRQ_HANDLED;
+ return result;
+}
+
+static void
+advansys_narrow_slave_configure(struct scsi_device *sdev, ASC_DVC_VAR *asc_dvc)
+{
+ ASC_SCSI_BIT_ID_TYPE tid_bit = 1 << sdev->id;
+ ASC_SCSI_BIT_ID_TYPE orig_use_tagged_qng = asc_dvc->use_tagged_qng;
+
+ if (sdev->lun == 0) {
+ ASC_SCSI_BIT_ID_TYPE orig_init_sdtr = asc_dvc->init_sdtr;
+ if ((asc_dvc->cfg->sdtr_enable & tid_bit) && sdev->sdtr) {
+ asc_dvc->init_sdtr |= tid_bit;
+ } else {
+ asc_dvc->init_sdtr &= ~tid_bit;
+ }
+
+ if (orig_init_sdtr != asc_dvc->init_sdtr)
+ AscAsyncFix(asc_dvc, sdev);
+ }
+
+ if (sdev->tagged_supported) {
+ if (asc_dvc->cfg->cmd_qng_enabled & tid_bit) {
+ if (sdev->lun == 0) {
+ asc_dvc->cfg->can_tagged_qng |= tid_bit;
+ asc_dvc->use_tagged_qng |= tid_bit;
+ }
+ scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG,
+ asc_dvc->max_dvc_qng[sdev->id]);
+ }
+ } else {
+ if (sdev->lun == 0) {
+ asc_dvc->cfg->can_tagged_qng &= ~tid_bit;
+ asc_dvc->use_tagged_qng &= ~tid_bit;
+ }
+ scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun);
+ }
+
+ if ((sdev->lun == 0) &&
+ (orig_use_tagged_qng != asc_dvc->use_tagged_qng)) {
+ AscWriteLramByte(asc_dvc->iop_base, ASCV_DISC_ENABLE_B,
+ asc_dvc->cfg->disc_enable);
+ AscWriteLramByte(asc_dvc->iop_base, ASCV_USE_TAGGED_QNG_B,
+ asc_dvc->use_tagged_qng);
+ AscWriteLramByte(asc_dvc->iop_base, ASCV_CAN_TAGGED_QNG_B,
+ asc_dvc->cfg->can_tagged_qng);
+
+ asc_dvc->max_dvc_qng[sdev->id] =
+ asc_dvc->cfg->max_tag_qng[sdev->id];
+ AscWriteLramByte(asc_dvc->iop_base,
+ (ushort)(ASCV_MAX_DVC_QNG_BEG + sdev->id),
+ asc_dvc->max_dvc_qng[sdev->id]);
+ }
}
/*
- * Set the number of commands to queue per device for the
- * specified host adapter.
+ * Wide Transfers
+ *
+ * If the EEPROM enabled WDTR for the device and the device supports wide
+ * bus (16 bit) transfers, then turn on the device's 'wdtr_able' bit and
+ * write the new value to the microcode.
*/
-static int advansys_slave_configure(struct scsi_device *device)
+static void
+advansys_wide_enable_wdtr(AdvPortAddr iop_base, unsigned short tidmask)
{
- asc_board_t *boardp;
+ unsigned short cfg_word;
+ AdvReadWordLram(iop_base, ASC_MC_WDTR_ABLE, cfg_word);
+ if ((cfg_word & tidmask) != 0)
+ return;
+
+ cfg_word |= tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_WDTR_ABLE, cfg_word);
- boardp = ASC_BOARDP(device->host);
- boardp->flags |= ASC_SELECT_QUEUE_DEPTHS;
/*
- * Save a pointer to the device and set its initial/maximum
- * queue depth. Only save the pointer for a lun0 dev though.
+ * Clear the microcode SDTR and WDTR negotiation done indicators for
+ * the target to cause it to negotiate with the new setting set above.
+ * WDTR when accepted causes the target to enter asynchronous mode, so
+ * SDTR must be negotiated.
+ */
+ AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
+ cfg_word &= ~tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
+ AdvReadWordLram(iop_base, ASC_MC_WDTR_DONE, cfg_word);
+ cfg_word &= ~tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_WDTR_DONE, cfg_word);
+}
+
+/*
+ * Synchronous Transfers
+ *
+ * If the EEPROM enabled SDTR for the device and the device
+ * supports synchronous transfers, then turn on the device's
+ * 'sdtr_able' bit. Write the new value to the microcode.
+ */
+static void
+advansys_wide_enable_sdtr(AdvPortAddr iop_base, unsigned short tidmask)
+{
+ unsigned short cfg_word;
+ AdvReadWordLram(iop_base, ASC_MC_SDTR_ABLE, cfg_word);
+ if ((cfg_word & tidmask) != 0)
+ return;
+
+ cfg_word |= tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_SDTR_ABLE, cfg_word);
+
+ /*
+ * Clear the microcode "SDTR negotiation" done indicator for the
+ * target to cause it to negotiate with the new setting set above.
*/
- if (device->lun == 0)
- boardp->device[device->id] = device;
- if (device->tagged_supported) {
- if (ASC_NARROW_BOARD(boardp)) {
- scsi_adjust_queue_depth(device, MSG_ORDERED_TAG,
- boardp->dvc_var.asc_dvc_var.
- max_dvc_qng[device->id]);
- } else {
- scsi_adjust_queue_depth(device, MSG_ORDERED_TAG,
- boardp->dvc_var.adv_dvc_var.
- max_dvc_qng);
+ AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
+ cfg_word &= ~tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE, cfg_word);
+}
+
+/*
+ * PPR (Parallel Protocol Request) Capable
+ *
+ * If the device supports DT mode, then it must be PPR capable.
+ * The PPR message will be used in place of the SDTR and WDTR
+ * messages to negotiate synchronous speed and offset, transfer
+ * width, and protocol options.
+ */
+static void advansys_wide_enable_ppr(ADV_DVC_VAR *adv_dvc,
+ AdvPortAddr iop_base, unsigned short tidmask)
+{
+ AdvReadWordLram(iop_base, ASC_MC_PPR_ABLE, adv_dvc->ppr_able);
+ adv_dvc->ppr_able |= tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_PPR_ABLE, adv_dvc->ppr_able);
+}
+
+static void
+advansys_wide_slave_configure(struct scsi_device *sdev, ADV_DVC_VAR *adv_dvc)
+{
+ AdvPortAddr iop_base = adv_dvc->iop_base;
+ unsigned short tidmask = 1 << sdev->id;
+
+ if (sdev->lun == 0) {
+ /*
+ * Handle WDTR, SDTR, and Tag Queuing. If the feature
+ * is enabled in the EEPROM and the device supports the
+ * feature, then enable it in the microcode.
+ */
+
+ if ((adv_dvc->wdtr_able & tidmask) && sdev->wdtr)
+ advansys_wide_enable_wdtr(iop_base, tidmask);
+ if ((adv_dvc->sdtr_able & tidmask) && sdev->sdtr)
+ advansys_wide_enable_sdtr(iop_base, tidmask);
+ if (adv_dvc->chip_type == ADV_CHIP_ASC38C1600 && sdev->ppr)
+ advansys_wide_enable_ppr(adv_dvc, iop_base, tidmask);
+
+ /*
+ * Tag Queuing is disabled for the BIOS which runs in polled
+ * mode and would see no benefit from Tag Queuing. Also by
+ * disabling Tag Queuing in the BIOS devices with Tag Queuing
+ * bugs will at least work with the BIOS.
+ */
+ if ((adv_dvc->tagqng_able & tidmask) &&
+ sdev->tagged_supported) {
+ unsigned short cfg_word;
+ AdvReadWordLram(iop_base, ASC_MC_TAGQNG_ABLE, cfg_word);
+ cfg_word |= tidmask;
+ AdvWriteWordLram(iop_base, ASC_MC_TAGQNG_ABLE,
+ cfg_word);
+ AdvWriteByteLram(iop_base,
+ ASC_MC_NUMBER_OF_MAX_CMD + sdev->id,
+ adv_dvc->max_dvc_qng);
}
+ }
+
+ if ((adv_dvc->tagqng_able & tidmask) && sdev->tagged_supported) {
+ scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG,
+ adv_dvc->max_dvc_qng);
} else {
- scsi_adjust_queue_depth(device, 0, device->host->cmd_per_lun);
+ scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun);
}
- ASC_DBG4(1,
- "advansys_slave_configure: device 0x%lx, boardp 0x%lx, id %d, depth %d\n",
- (ulong)device, (ulong)boardp, device->id, device->queue_depth);
+}
+
+/*
+ * Set the number of commands to queue per device for the
+ * specified host adapter.
+ */
+static int advansys_slave_configure(struct scsi_device *sdev)
+{
+ asc_board_t *boardp = ASC_BOARDP(sdev->host);
+ boardp->flags |= ASC_SELECT_QUEUE_DEPTHS;
+
+ /*
+ * Save a pointer to the sdev and set its initial/maximum
+ * queue depth. Only save the pointer for a lun0 dev though.
+ */
+ if (sdev->lun == 0)
+ boardp->device[sdev->id] = sdev;
+
+ if (ASC_NARROW_BOARD(boardp))
+ advansys_narrow_slave_configure(sdev,
+ &boardp->dvc_var.asc_dvc_var);
+ else
+ advansys_wide_slave_configure(sdev,
+ &boardp->dvc_var.adv_dvc_var);
+
return 0;
}
ASC_DBG(2, "asc_scsi_done_list: begin\n");
while (scp != NULL) {
asc_board_t *boardp;
- struct device *dev;
ASC_DBG1(3, "asc_scsi_done_list: scp 0x%lx\n", (ulong)scp);
tscp = REQPNEXT(scp);
boardp = ASC_BOARDP(scp->device->host);
- if (ASC_NARROW_BOARD(boardp))
- dev = boardp->dvc_cfg.asc_dvc_cfg.dev;
- else
- dev = boardp->dvc_cfg.adv_dvc_cfg.dev;
-
if (scp->use_sg)
- dma_unmap_sg(dev,
+ dma_unmap_sg(boardp->dev,
(struct scatterlist *)scp->request_buffer,
scp->use_sg, scp->sc_data_direction);
else if (scp->request_bufflen)
- dma_unmap_single(dev, scp->SCp.dma_handle,
+ dma_unmap_single(boardp->dev, scp->SCp.dma_handle,
scp->request_bufflen,
scp->sc_data_direction);
case ASC_NOERROR:
ASC_STATS(scp->device->host, exe_noerror);
/*
- * Increment monotonically increasing per device successful
- * request counter. Wrapping doesn't matter.
+ * Increment monotonically increasing per device
+ * successful request counter. Wrapping doesn't matter.
*/
boardp->reqcnt[scp->device->id]++;
asc_enqueue(&boardp->active, scp, ASC_BACK);
- ASC_DBG(1,
- "asc_execute_scsi_cmnd: AscExeScsiQueue(), ASC_NOERROR\n");
+ ASC_DBG(1, "asc_execute_scsi_cmnd: AscExeScsiQueue(), "
+ "ASC_NOERROR\n");
break;
case ASC_BUSY:
/*
- * Caller will enqueue request on the target's waiting queue
- * and retry later.
+ * Caller will enqueue request on the target's waiting
+ * queue and retry later.
*/
ASC_STATS(scp->device->host, exe_busy);
break;
case ASC_ERROR:
- ASC_PRINT2
- ("asc_execute_scsi_cmnd: board %d: AscExeScsiQueue() ASC_ERROR, err_code 0x%x\n",
- boardp->id, asc_dvc_varp->err_code);
+ ASC_PRINT2("asc_execute_scsi_cmnd: board %d: "
+ "AscExeScsiQueue() ASC_ERROR, err_code 0x%x\n",
+ boardp->id, asc_dvc_varp->err_code);
ASC_STATS(scp->device->host, exe_error);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
break;
default:
- ASC_PRINT2
- ("asc_execute_scsi_cmnd: board %d: AscExeScsiQueue() unknown, err_code 0x%x\n",
- boardp->id, asc_dvc_varp->err_code);
+ ASC_PRINT2("asc_execute_scsi_cmnd: board %d: "
+ "AscExeScsiQueue() unknown, err_code 0x%x\n",
+ boardp->id, asc_dvc_varp->err_code);
ASC_STATS(scp->device->host, exe_unknown);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
*/
switch (adv_build_req(boardp, scp, &adv_scsiqp)) {
case ASC_NOERROR:
- ASC_DBG(3,
- "asc_execute_scsi_cmnd: adv_build_req ASC_NOERROR\n");
+ ASC_DBG(3, "asc_execute_scsi_cmnd: adv_build_req "
+ "ASC_NOERROR\n");
break;
case ASC_BUSY:
- ASC_DBG(1,
- "asc_execute_scsi_cmnd: adv_build_req ASC_BUSY\n");
+ ASC_DBG(1, "asc_execute_scsi_cmnd: adv_build_req "
+ "ASC_BUSY\n");
/*
- * If busy is returned the request has not been enqueued.
- * It will be enqueued by the caller on the target's waiting
- * queue and retried later.
+ * If busy is returned the request has not been
+ * enqueued. It will be enqueued by the caller on the
+ * target's waiting queue and retried later.
*
- * The asc_stats fields 'adv_build_noreq' and 'adv_build_nosg'
- * count wide board busy conditions. They are updated in
- * adv_build_req and adv_get_sglist, respectively.
+ * The asc_stats fields 'adv_build_noreq' and
+ * 'adv_build_nosg' count wide board busy conditions.
+ * They are updated in adv_build_req and
+ * adv_get_sglist, respectively.
*/
return ASC_BUSY;
case ASC_ERROR:
* by the caller.
*/
default:
- ASC_DBG(1,
- "asc_execute_scsi_cmnd: adv_build_req ASC_ERROR\n");
+ ASC_DBG(1, "asc_execute_scsi_cmnd: adv_build_req "
+ "ASC_ERROR\n");
ASC_STATS(scp->device->host, build_error);
return ASC_ERROR;
}
case ASC_NOERROR:
ASC_STATS(scp->device->host, exe_noerror);
/*
- * Increment monotonically increasing per device successful
- * request counter. Wrapping doesn't matter.
+ * Increment monotonically increasing per device
+ * successful request counter. Wrapping doesn't matter.
*/
boardp->reqcnt[scp->device->id]++;
asc_enqueue(&boardp->active, scp, ASC_BACK);
- ASC_DBG(1,
- "asc_execute_scsi_cmnd: AdvExeScsiQueue(), ASC_NOERROR\n");
+ ASC_DBG(1, "asc_execute_scsi_cmnd: AdvExeScsiQueue(), "
+ "ASC_NOERROR\n");
break;
case ASC_BUSY:
/*
- * Caller will enqueue request on the target's waiting queue
- * and retry later.
+ * Caller will enqueue request on the target's waiting
+ * queue and retry later.
*/
ASC_STATS(scp->device->host, exe_busy);
break;
case ASC_ERROR:
- ASC_PRINT2
- ("asc_execute_scsi_cmnd: board %d: AdvExeScsiQueue() ASC_ERROR, err_code 0x%x\n",
- boardp->id, adv_dvc_varp->err_code);
+ ASC_PRINT2("asc_execute_scsi_cmnd: board %d: "
+ "AdvExeScsiQueue() ASC_ERROR, err_code 0x%x\n",
+ boardp->id, adv_dvc_varp->err_code);
ASC_STATS(scp->device->host, exe_error);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
break;
default:
- ASC_PRINT2
- ("asc_execute_scsi_cmnd: board %d: AdvExeScsiQueue() unknown, err_code 0x%x\n",
- boardp->id, adv_dvc_varp->err_code);
+ ASC_PRINT2("asc_execute_scsi_cmnd: board %d: "
+ "AdvExeScsiQueue() unknown, err_code 0x%x\n",
+ boardp->id, adv_dvc_varp->err_code);
ASC_STATS(scp->device->host, exe_unknown);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
*/
static int asc_build_req(asc_board_t *boardp, struct scsi_cmnd *scp)
{
- struct device *dev = boardp->dvc_cfg.asc_dvc_cfg.dev;
-
/*
* Mutually exclusive access is required to 'asc_scsi_q' and
* 'asc_sg_head' until after the request is started.
* is supported.
*/
if (scp->cmd_len > ASC_MAX_CDB_LEN) {
- ASC_PRINT3
- ("asc_build_req: board %d: cmd_len %d > ASC_MAX_CDB_LEN %d\n",
- boardp->id, scp->cmd_len, ASC_MAX_CDB_LEN);
+ ASC_PRINT3("asc_build_req: board %d: cmd_len %d > "
+ "ASC_MAX_CDB_LEN %d\n", boardp->id, scp->cmd_len,
+ ASC_MAX_CDB_LEN);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
return ASC_ERROR;
*/
ASC_STATS(scp->device->host, cont_cnt);
scp->SCp.dma_handle = scp->request_bufflen ?
- dma_map_single(dev, scp->request_buffer,
+ dma_map_single(boardp->dev, scp->request_buffer,
scp->request_bufflen,
scp->sc_data_direction) : 0;
asc_scsi_q.q1.data_addr = cpu_to_le32(scp->SCp.dma_handle);
struct scatterlist *slp;
slp = (struct scatterlist *)scp->request_buffer;
- use_sg =
- dma_map_sg(dev, slp, scp->use_sg, scp->sc_data_direction);
+ use_sg = dma_map_sg(boardp->dev, slp, scp->use_sg,
+ scp->sc_data_direction);
if (use_sg > scp->device->host->sg_tablesize) {
- ASC_PRINT3
- ("asc_build_req: board %d: use_sg %d > sg_tablesize %d\n",
- boardp->id, use_sg,
- scp->device->host->sg_tablesize);
- dma_unmap_sg(dev, slp, scp->use_sg,
+ ASC_PRINT3("asc_build_req: board %d: use_sg %d > "
+ "sg_tablesize %d\n", boardp->id, use_sg,
+ scp->device->host->sg_tablesize);
+ dma_unmap_sg(boardp->dev, slp, scp->use_sg,
scp->sc_data_direction);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
ADV_SCSI_REQ_Q *scsiqp;
int i;
int ret;
- struct device *dev = boardp->dvc_cfg.adv_dvc_cfg.dev;
/*
* Allocate an adv_req_t structure from the board to execute
if (scp->request_bufflen) {
scsiqp->vdata_addr = scp->request_buffer;
scp->SCp.dma_handle =
- dma_map_single(dev, scp->request_buffer,
+ dma_map_single(boardp->dev, scp->request_buffer,
scp->request_bufflen,
scp->sc_data_direction);
} else {
int use_sg;
slp = (struct scatterlist *)scp->request_buffer;
- use_sg =
- dma_map_sg(dev, slp, scp->use_sg, scp->sc_data_direction);
+ use_sg = dma_map_sg(boardp->dev, slp, scp->use_sg,
+ scp->sc_data_direction);
if (use_sg > ADV_MAX_SG_LIST) {
- ASC_PRINT3
- ("adv_build_req: board %d: use_sg %d > ADV_MAX_SG_LIST %d\n",
- boardp->id, use_sg,
- scp->device->host->sg_tablesize);
- dma_unmap_sg(dev, slp, scp->use_sg,
+ ASC_PRINT3("adv_build_req: board %d: use_sg %d > "
+ "ADV_MAX_SG_LIST %d\n", boardp->id, use_sg,
+ scp->device->host->sg_tablesize);
+ dma_unmap_sg(boardp->dev, slp, scp->use_sg,
scp->sc_data_direction);
scp->result = HOST_BYTE(DID_ERROR);
asc_enqueue(&boardp->done, scp, ASC_BACK);
/*
- * Free the 'adv_req_t' structure by adding it back to the
- * board free list.
+ * Free the 'adv_req_t' structure by adding it back
+ * to the board free list.
*/
reqp->next_reqp = boardp->adv_reqp;
boardp->adv_reqp = reqp;
return ASC_ERROR;
}
- if ((ret =
- adv_get_sglist(boardp, reqp, scp,
- use_sg)) != ADV_SUCCESS) {
+ ret = adv_get_sglist(boardp, reqp, scp, use_sg);
+ if (ret != ADV_SUCCESS) {
/*
- * Free the adv_req_t structure by adding it back to the
- * board free list.
+ * Free the adv_req_t structure by adding it back to
+ * the board free list.
*/
reqp->next_reqp = boardp->adv_reqp;
boardp->adv_reqp = reqp;
asc_board_t *boardp;
struct scsi_cmnd *scp;
struct Scsi_Host *shost;
- int i;
ASC_DBG2(1, "asc_isr_callback: asc_dvc_varp 0x%lx, qdonep 0x%lx\n",
(ulong)asc_dvc_varp, (ulong)qdonep);
}
ASC_DBG_PRT_CDB(2, scp->cmnd, scp->cmd_len);
- /*
- * If the request's host pointer is not valid, display a
- * message and return.
- */
shost = scp->device->host;
- for (i = 0; i < asc_board_count; i++) {
- if (asc_host[i] == shost) {
- break;
- }
- }
- if (i == asc_board_count) {
- ASC_PRINT2
- ("asc_isr_callback: scp 0x%lx has bad host pointer, host 0x%lx\n",
- (ulong)scp, (ulong)shost);
- return;
- }
-
ASC_STATS(shost, callback);
ASC_DBG1(1, "asc_isr_callback: shost 0x%lx\n", (ulong)shost);
ASC_DBG(2, "asc_isr_callback: QD_NO_ERROR\n");
scp->result = 0;
- /*
- * If an INQUIRY command completed successfully, then call
- * the AscInquiryHandling() function to set-up the device.
- */
- if (scp->cmnd[0] == INQUIRY && scp->device->lun == 0 &&
- (scp->request_bufflen - qdonep->remain_bytes) >= 8) {
- AscInquiryHandling(asc_dvc_varp, scp->device->id & 0x7,
- (ASC_SCSI_INQUIRY *)scp->
- request_buffer);
- }
-
/*
* Check for an underrun condition.
*
* If there was no error and an underrun condition, then
- * then return the number of underrun bytes.
+ * return the number of underrun bytes.
*/
if (scp->request_bufflen != 0 && qdonep->remain_bytes != 0 &&
qdonep->remain_bytes <= scp->request_bufflen) {
adv_sgblk_t *sgblkp;
struct scsi_cmnd *scp;
struct Scsi_Host *shost;
- int i;
ADV_DCNT resid_cnt;
ASC_DBG2(1, "adv_isr_callback: adv_dvc_varp 0x%lx, scsiqp 0x%lx\n",
}
ASC_DBG_PRT_CDB(2, scp->cmnd, scp->cmd_len);
- /*
- * If the request's host pointer is not valid, display a message
- * and return.
- */
shost = scp->device->host;
- for (i = 0; i < asc_board_count; i++) {
- if (asc_host[i] == shost) {
- break;
- }
- }
- /*
- * Note: If the host structure is not found, the adv_req_t request
- * structure and adv_sgblk_t structure, if any, is dropped.
- */
- if (i == asc_board_count) {
- ASC_PRINT2
- ("adv_isr_callback: scp 0x%lx has bad host pointer, host 0x%lx\n",
- (ulong)scp, (ulong)shost);
- return;
- }
-
ASC_STATS(shost, callback);
ASC_DBG1(1, "adv_isr_callback: shost 0x%lx\n", (ulong)shost);
boardp->asc_n_io_port);
ASC_PRT_NEXT();
- /* 'shost->n_io_port' may be truncated because it is only one byte. */
- len = asc_prt_line(cp, leftlen,
- " io_port 0x%x, n_io_port 0x%x\n",
- shost->io_port, shost->n_io_port);
+ len = asc_prt_line(cp, leftlen, " io_port 0x%x\n", shost->io_port);
ASC_PRT_NEXT();
if (ASC_NARROW_BOARD(boardp)) {
ASC_DBG_PRT_HEX(2, "DvcGetQinfo", inbuf, 2 * words);
}
-/*
- * Read a PCI configuration byte.
- */
-static uchar __init DvcReadPCIConfigByte(ASC_DVC_VAR *asc_dvc, ushort offset)
-{
-#ifdef CONFIG_PCI
- uchar byte_data;
- pci_read_config_byte(to_pci_dev(asc_dvc->cfg->dev), offset, &byte_data);
- return byte_data;
-#else /* !defined(CONFIG_PCI) */
- return 0;
-#endif /* !defined(CONFIG_PCI) */
-}
-
-/*
- * Write a PCI configuration byte.
- */
-static void __init
-DvcWritePCIConfigByte(ASC_DVC_VAR *asc_dvc, ushort offset, uchar byte_data)
-{
-#ifdef CONFIG_PCI
- pci_write_config_byte(to_pci_dev(asc_dvc->cfg->dev), offset, byte_data);
-#endif /* CONFIG_PCI */
-}
-
/*
* Return the BIOS address of the adapter at the specified
* I/O port and with the specified bus type.
*/
-static ushort __init AscGetChipBiosAddress(PortAddr iop_base, ushort bus_type)
+static unsigned short __devinit
+AscGetChipBiosAddress(PortAddr iop_base, unsigned short bus_type)
{
- ushort cfg_lsw;
- ushort bios_addr;
+ unsigned short cfg_lsw;
+ unsigned short bios_addr;
/*
* The PCI BIOS is re-located by the motherboard BIOS. Because
* of this the driver can not determine where a PCI BIOS is
* loaded and executes.
*/
- if (bus_type & ASC_IS_PCI) {
- return (0);
- }
+ if (bus_type & ASC_IS_PCI)
+ return 0;
+
#ifdef CONFIG_ISA
if ((bus_type & ASC_IS_EISA) != 0) {
cfg_lsw = AscGetEisaChipCfg(iop_base);
cfg_lsw &= 0x000F;
- bios_addr = (ushort)(ASC_BIOS_MIN_ADDR +
- (cfg_lsw * ASC_BIOS_BANK_SIZE));
- return (bios_addr);
- } /* if */
+ bios_addr = ASC_BIOS_MIN_ADDR + cfg_lsw * ASC_BIOS_BANK_SIZE;
+ return bios_addr;
+ }
#endif /* CONFIG_ISA */
cfg_lsw = AscGetChipCfgLsw(iop_base);
/*
* ISA PnP uses the top bit as the 32K BIOS flag
*/
- if (bus_type == ASC_IS_ISAPNP) {
+ if (bus_type == ASC_IS_ISAPNP)
cfg_lsw &= 0x7FFF;
- }
- /* if */
- bios_addr = (ushort)(((cfg_lsw >> 12) * ASC_BIOS_BANK_SIZE) +
- ASC_BIOS_MIN_ADDR);
- return (bios_addr);
+ bios_addr = ASC_BIOS_MIN_ADDR + (cfg_lsw >> 12) * ASC_BIOS_BANK_SIZE;
+ return bios_addr;
}
/*
}
/*
- * Read a PCI configuration byte.
- */
-static uchar __init DvcAdvReadPCIConfigByte(ADV_DVC_VAR *asc_dvc, ushort offset)
-{
-#ifdef CONFIG_PCI
- uchar byte_data;
- pci_read_config_byte(to_pci_dev(asc_dvc->cfg->dev), offset, &byte_data);
- return byte_data;
-#else /* CONFIG_PCI */
- return 0;
-#endif /* CONFIG_PCI */
-}
-
-/*
- * Write a PCI configuration byte.
- */
-static void __init
-DvcAdvWritePCIConfigByte(ADV_DVC_VAR *asc_dvc, ushort offset, uchar byte_data)
-{
-#ifdef CONFIG_PCI
- pci_write_config_byte(to_pci_dev(asc_dvc->cfg->dev), offset, byte_data);
-#else /* CONFIG_PCI */
- return;
-#endif /* CONFIG_PCI */
-}
-
-/*
- * --- Tracing and Debugging Functions
+ * --- Tracing and Debugging Functions
*/
#ifdef ADVANSYS_STATS
printk(" host_busy %u, host_no %d, last_reset %d,\n",
s->host_busy, s->host_no, (unsigned)s->last_reset);
- printk(" base 0x%lx, io_port 0x%lx, n_io_port %u, irq 0x%x,\n",
- (ulong)s->base, (ulong)s->io_port, s->n_io_port, s->irq);
+ printk(" base 0x%lx, io_port 0x%lx, irq 0x%x,\n",
+ (ulong)s->base, (ulong)s->io_port, s->irq);
printk(" dma_channel %d, this_id %d, can_queue %d,\n",
s->dma_channel, s->this_id, s->can_queue);
printk(" timeout_per_command %d\n", s->timeout_per_command);
- printk
- (" scsi_done 0x%lx, done 0x%lx, host_scribble 0x%lx, result 0x%x\n",
- (ulong)s->scsi_done, (ulong)s->done, (ulong)s->host_scribble,
- s->result);
+ printk(" scsi_done 0x%p, done 0x%p, host_scribble 0x%p, result 0x%x\n",
+ s->scsi_done, s->done, s->host_scribble, s->result);
printk(" tag %u, pid %u\n", (unsigned)s->tag, (unsigned)s->pid);
}
{
printk("ASC_DVC_VAR at addr 0x%lx\n", (ulong)h);
- printk
- (" iop_base 0x%x, err_code 0x%x, dvc_cntl 0x%x, bug_fix_cntl %d,\n",
- h->iop_base, h->err_code, h->dvc_cntl, h->bug_fix_cntl);
+ printk(" iop_base 0x%x, err_code 0x%x, dvc_cntl 0x%x, bug_fix_cntl "
+ "%d,\n", h->iop_base, h->err_code, h->dvc_cntl, h->bug_fix_cntl);
- printk
- (" bus_type %d, isr_callback 0x%lx, exe_callback 0x%lx, init_sdtr 0x%x,\n",
- h->bus_type, (ulong)h->isr_callback, (ulong)h->exe_callback,
- (unsigned)h->init_sdtr);
+ printk(" bus_type %d, isr_callback 0x%p, exe_callback 0x%p, "
+ "init_sdtr 0x%x,\n", h->bus_type, h->isr_callback,
+ h->exe_callback, (unsigned)h->init_sdtr);
- printk
- (" sdtr_done 0x%x, use_tagged_qng 0x%x, unit_not_ready 0x%x, chip_no 0x%x,\n",
- (unsigned)h->sdtr_done, (unsigned)h->use_tagged_qng,
- (unsigned)h->unit_not_ready, (unsigned)h->chip_no);
+ printk(" sdtr_done 0x%x, use_tagged_qng 0x%x, unit_not_ready 0x%x, "
+ "chip_no 0x%x,\n", (unsigned)h->sdtr_done,
+ (unsigned)h->use_tagged_qng, (unsigned)h->unit_not_ready,
+ (unsigned)h->chip_no);
- printk
- (" queue_full_or_busy 0x%x, start_motor 0x%x, scsi_reset_wait %u,\n",
- (unsigned)h->queue_full_or_busy, (unsigned)h->start_motor,
- (unsigned)h->scsi_reset_wait);
+ printk(" queue_full_or_busy 0x%x, start_motor 0x%x, scsi_reset_wait "
+ "%u,\n", (unsigned)h->queue_full_or_busy,
+ (unsigned)h->start_motor, (unsigned)h->scsi_reset_wait);
- printk
- (" is_in_int %u, max_total_qng %u, cur_total_qng %u, in_critical_cnt %u,\n",
- (unsigned)h->is_in_int, (unsigned)h->max_total_qng,
- (unsigned)h->cur_total_qng, (unsigned)h->in_critical_cnt);
+ printk(" is_in_int %u, max_total_qng %u, cur_total_qng %u, "
+ "in_critical_cnt %u,\n", (unsigned)h->is_in_int,
+ (unsigned)h->max_total_qng, (unsigned)h->cur_total_qng,
+ (unsigned)h->in_critical_cnt);
- printk
- (" last_q_shortage %u, init_state 0x%x, no_scam 0x%x, pci_fix_asyn_xfer 0x%x,\n",
- (unsigned)h->last_q_shortage, (unsigned)h->init_state,
- (unsigned)h->no_scam, (unsigned)h->pci_fix_asyn_xfer);
+ printk(" last_q_shortage %u, init_state 0x%x, no_scam 0x%x, "
+ "pci_fix_asyn_xfer 0x%x,\n", (unsigned)h->last_q_shortage,
+ (unsigned)h->init_state, (unsigned)h->no_scam,
+ (unsigned)h->pci_fix_asyn_xfer);
printk(" cfg 0x%lx, irq_no 0x%x\n", (ulong)h->cfg, (unsigned)h->irq_no);
}
* --- Asc Library Functions
*/
-static ushort __init AscGetEisaChipCfg(PortAddr iop_base)
+static ushort __devinit AscGetEisaChipCfg(PortAddr iop_base)
{
PortAddr eisa_cfg_iop;
return (inpw(eisa_cfg_iop));
}
-static uchar __init AscSetChipScsiID(PortAddr iop_base, uchar new_host_id)
+static uchar __devinit AscSetChipScsiID(PortAddr iop_base, uchar new_host_id)
{
ushort cfg_lsw;
return (AscGetChipScsiID(iop_base));
}
-static uchar __init AscGetChipScsiCtrl(PortAddr iop_base)
+static unsigned char __devinit AscGetChipScsiCtrl(PortAddr iop_base)
{
- uchar sc;
+ unsigned char sc;
AscSetBank(iop_base, 1);
sc = inp(iop_base + IOP_REG_SC);
AscSetBank(iop_base, 0);
- return (sc);
+ return sc;
}
-static uchar __init AscGetChipVersion(PortAddr iop_base, ushort bus_type)
+static unsigned char __devinit
+AscGetChipVersion(PortAddr iop_base, unsigned short bus_type)
{
- if ((bus_type & ASC_IS_EISA) != 0) {
+ if (bus_type & ASC_IS_EISA) {
PortAddr eisa_iop;
- uchar revision;
+ unsigned char revision;
eisa_iop = (PortAddr) ASC_GET_EISA_SLOT(iop_base) |
(PortAddr) ASC_EISA_REV_IOP_MASK;
revision = inp(eisa_iop);
- return ((uchar)((ASC_CHIP_MIN_VER_EISA - 1) + revision));
- }
- return (AscGetChipVerNo(iop_base));
-}
-
-static ushort __init AscGetChipBusType(PortAddr iop_base)
-{
- ushort chip_ver;
-
- chip_ver = AscGetChipVerNo(iop_base);
- if ((chip_ver >= ASC_CHIP_MIN_VER_VL)
- && (chip_ver <= ASC_CHIP_MAX_VER_VL)
- ) {
- if (((iop_base & 0x0C30) == 0x0C30)
- || ((iop_base & 0x0C50) == 0x0C50)
- ) {
- return (ASC_IS_EISA);
- }
- return (ASC_IS_VL);
- }
- if ((chip_ver >= ASC_CHIP_MIN_VER_ISA) &&
- (chip_ver <= ASC_CHIP_MAX_VER_ISA)) {
- if (chip_ver >= ASC_CHIP_MIN_VER_ISA_PNP) {
- return (ASC_IS_ISAPNP);
- }
- return (ASC_IS_ISA);
- } else if ((chip_ver >= ASC_CHIP_MIN_VER_PCI) &&
- (chip_ver <= ASC_CHIP_MAX_VER_PCI)) {
- return (ASC_IS_PCI);
+ return ASC_CHIP_MIN_VER_EISA - 1 + revision;
}
- return (0);
+ return AscGetChipVerNo(iop_base);
}
static ASC_DCNT
return (0);
}
-static PortAddr _asc_def_iop_base[ASC_IOADR_TABLE_MAX_IX] __initdata = {
- 0x100, ASC_IOADR_1, 0x120, ASC_IOADR_2, 0x140, ASC_IOADR_3, ASC_IOADR_4,
- ASC_IOADR_5, ASC_IOADR_6, ASC_IOADR_7, ASC_IOADR_8
-};
-
-#ifdef CONFIG_ISA
-static uchar _isa_pnp_inited __initdata = 0;
-
-static PortAddr __init AscSearchIOPortAddr(PortAddr iop_beg, ushort bus_type)
-{
- if (bus_type & ASC_IS_VL) {
- while ((iop_beg = AscSearchIOPortAddr11(iop_beg)) != 0) {
- if (AscGetChipVersion(iop_beg, bus_type) <=
- ASC_CHIP_MAX_VER_VL) {
- return (iop_beg);
- }
- }
- return (0);
- }
- if (bus_type & ASC_IS_ISA) {
- if (_isa_pnp_inited == 0) {
- AscSetISAPNPWaitForKey();
- _isa_pnp_inited++;
- }
- while ((iop_beg = AscSearchIOPortAddr11(iop_beg)) != 0) {
- if ((AscGetChipVersion(iop_beg, bus_type) &
- ASC_CHIP_VER_ISA_BIT) != 0) {
- return (iop_beg);
- }
- }
- return (0);
- }
- if (bus_type & ASC_IS_EISA) {
- if ((iop_beg = AscSearchIOPortAddrEISA(iop_beg)) != 0) {
- return (iop_beg);
- }
- return (0);
- }
- return (0);
-}
-
-static PortAddr __init AscSearchIOPortAddr11(PortAddr s_addr)
-{
- int i;
- PortAddr iop_base;
-
- for (i = 0; i < ASC_IOADR_TABLE_MAX_IX; i++) {
- if (_asc_def_iop_base[i] > s_addr) {
- break;
- }
- }
- for (; i < ASC_IOADR_TABLE_MAX_IX; i++) {
- iop_base = _asc_def_iop_base[i];
- if (!request_region(iop_base, ASC_IOADR_GAP, "advansys")) {
- ASC_DBG1(1,
- "AscSearchIOPortAddr11: check_region() failed I/O port 0x%x\n",
- iop_base);
- continue;
- }
- ASC_DBG1(1, "AscSearchIOPortAddr11: probing I/O port 0x%x\n",
- iop_base);
- release_region(iop_base, ASC_IOADR_GAP);
- if (AscFindSignature(iop_base)) {
- return (iop_base);
- }
- }
- return (0);
-}
-
-static void __init AscSetISAPNPWaitForKey(void)
-{
- outp(ASC_ISA_PNP_PORT_ADDR, 0x02);
- outp(ASC_ISA_PNP_PORT_WRITE, 0x02);
- return;
-}
-#endif /* CONFIG_ISA */
-
-static void __init AscToggleIRQAct(PortAddr iop_base)
+static void __devinit AscToggleIRQAct(PortAddr iop_base)
{
AscSetChipStatus(iop_base, CIW_IRQ_ACT);
AscSetChipStatus(iop_base, 0);
return;
}
-static uchar __init AscGetChipIRQ(PortAddr iop_base, ushort bus_type)
+static uchar __devinit AscGetChipIRQ(PortAddr iop_base, ushort bus_type)
{
ushort cfg_lsw;
uchar chip_irq;
return ((uchar)(chip_irq + ASC_MIN_IRQ_NO));
}
-static uchar __init
+static uchar __devinit
AscSetChipIRQ(PortAddr iop_base, uchar irq_no, ushort bus_type)
{
ushort cfg_lsw;
}
#ifdef CONFIG_ISA
-static void __init AscEnableIsaDma(uchar dma_channel)
+static void __devinit AscEnableIsaDma(uchar dma_channel)
{
if (dma_channel < 4) {
outp(0x000B, (ushort)(0xC0 | dma_channel));
(uchar *)&ext_msg,
sizeof(EXT_MSG) >> 1);
- if (ext_msg.msg_type == MS_EXTEND &&
- ext_msg.msg_req == MS_SDTR_CODE &&
+ if (ext_msg.msg_type == EXTENDED_MESSAGE &&
+ ext_msg.msg_req == EXTENDED_SDTR &&
ext_msg.msg_len == MS_SDTR_LEN) {
sdtr_accept = TRUE;
if ((ext_msg.req_ack_offset > ASC_SYN_MAX_OFFSET)) {
q_cntl);
AscWriteLramWord(iop_base, ASCV_HALTCODE_W, 0);
return (0);
- } else if (ext_msg.msg_type == MS_EXTEND &&
- ext_msg.msg_req == MS_WDTR_CODE &&
+ } else if (ext_msg.msg_type == EXTENDED_MESSAGE &&
+ ext_msg.msg_req == EXTENDED_WDTR &&
ext_msg.msg_len == MS_WDTR_LEN) {
ext_msg.wdtr_width = 0;
(uchar *)&out_msg,
sizeof(EXT_MSG) >> 1);
- if ((out_msg.msg_type == MS_EXTEND) &&
+ if ((out_msg.msg_type == EXTENDED_MESSAGE) &&
(out_msg.msg_len == MS_SDTR_LEN) &&
- (out_msg.msg_req == MS_SDTR_CODE)) {
+ (out_msg.msg_req == EXTENDED_SDTR)) {
asc_dvc->init_sdtr &= ~target_id;
asc_dvc->sdtr_done &= ~target_id;
PortAddr iop_base;
iop_base = asc_dvc->iop_base;
- sdtr_buf.msg_type = MS_EXTEND;
+ sdtr_buf.msg_type = EXTENDED_MESSAGE;
sdtr_buf.msg_len = MS_SDTR_LEN;
- sdtr_buf.msg_req = MS_SDTR_CODE;
+ sdtr_buf.msg_req = EXTENDED_SDTR;
sdtr_buf.xfer_period = sdtr_period;
sdtr_offset &= ASC_SYN_MAX_OFFSET;
sdtr_buf.req_ack_offset = sdtr_offset;
udelay((nano_sec + 999) / 1000);
}
-#ifdef CONFIG_ISA
-static ASC_DCNT __init AscGetEisaProductID(PortAddr iop_base)
-{
- PortAddr eisa_iop;
- ushort product_id_high, product_id_low;
- ASC_DCNT product_id;
-
- eisa_iop = ASC_GET_EISA_SLOT(iop_base) | ASC_EISA_PID_IOP_MASK;
- product_id_low = inpw(eisa_iop);
- product_id_high = inpw(eisa_iop + 2);
- product_id = ((ASC_DCNT) product_id_high << 16) |
- (ASC_DCNT) product_id_low;
- return (product_id);
-}
-
-static PortAddr __init AscSearchIOPortAddrEISA(PortAddr iop_base)
-{
- ASC_DCNT eisa_product_id;
-
- if (iop_base == 0) {
- iop_base = ASC_EISA_MIN_IOP_ADDR;
- } else {
- if (iop_base == ASC_EISA_MAX_IOP_ADDR)
- return (0);
- if ((iop_base & 0x0050) == 0x0050) {
- iop_base += ASC_EISA_BIG_IOP_GAP;
- } else {
- iop_base += ASC_EISA_SMALL_IOP_GAP;
- }
- }
- while (iop_base <= ASC_EISA_MAX_IOP_ADDR) {
- eisa_product_id = AscGetEisaProductID(iop_base);
- if ((eisa_product_id == ASC_EISA_ID_740) ||
- (eisa_product_id == ASC_EISA_ID_750)) {
- if (AscFindSignature(iop_base)) {
- inpw(iop_base + 4);
- return (iop_base);
- }
- }
- if (iop_base == ASC_EISA_MAX_IOP_ADDR)
- return (0);
- if ((iop_base & 0x0050) == 0x0050) {
- iop_base += ASC_EISA_BIG_IOP_GAP;
- } else {
- iop_base += ASC_EISA_SMALL_IOP_GAP;
- }
- }
- return (0);
-}
-#endif /* CONFIG_ISA */
-
static int AscStartChip(PortAddr iop_base)
{
AscSetChipControl(iop_base, 0);
return (AscIsChipHalted(iop_base));
}
-static ASC_DCNT __init AscGetMaxDmaCount(ushort bus_type)
+static ASC_DCNT __devinit AscGetMaxDmaCount(ushort bus_type)
{
if (bus_type & ASC_IS_ISA)
return (ASC_MAX_ISA_DMA_COUNT);
}
#ifdef CONFIG_ISA
-static ushort __init AscGetIsaDmaChannel(PortAddr iop_base)
+static ushort __devinit AscGetIsaDmaChannel(PortAddr iop_base)
{
ushort channel;
return (channel + 4);
}
-static ushort __init AscSetIsaDmaChannel(PortAddr iop_base, ushort dma_channel)
+static ushort __devinit AscSetIsaDmaChannel(PortAddr iop_base, ushort dma_channel)
{
ushort cfg_lsw;
uchar value;
return (0);
}
-static uchar __init AscSetIsaDmaSpeed(PortAddr iop_base, uchar speed_value)
+static uchar __devinit AscSetIsaDmaSpeed(PortAddr iop_base, uchar speed_value)
{
speed_value &= 0x07;
AscSetBank(iop_base, 1);
return (AscGetIsaDmaSpeed(iop_base));
}
-static uchar __init AscGetIsaDmaSpeed(PortAddr iop_base)
+static uchar __devinit AscGetIsaDmaSpeed(PortAddr iop_base)
{
uchar speed_value;
}
#endif /* CONFIG_ISA */
-static ushort __init
-AscReadPCIConfigWord(ASC_DVC_VAR *asc_dvc, ushort pci_config_offset)
-{
- uchar lsb, msb;
-
- lsb = DvcReadPCIConfigByte(asc_dvc, pci_config_offset);
- msb = DvcReadPCIConfigByte(asc_dvc, pci_config_offset + 1);
- return ((ushort)((msb << 8) | lsb));
-}
-
-static ushort __init AscInitGetConfig(ASC_DVC_VAR *asc_dvc)
+static ushort __devinit AscInitGetConfig(ASC_DVC_VAR *asc_dvc)
{
- ushort warn_code;
- PortAddr iop_base;
- ushort PCIDeviceID;
- ushort PCIVendorID;
- uchar PCIRevisionID;
- uchar prevCmdRegBits;
+ unsigned short warn_code = 0;
- warn_code = 0;
- iop_base = asc_dvc->iop_base;
asc_dvc->init_state = ASC_INIT_STATE_BEG_GET_CFG;
- if (asc_dvc->err_code != 0) {
+ if (asc_dvc->err_code != 0)
return (UW_ERR);
- }
- if (asc_dvc->bus_type == ASC_IS_PCI) {
- PCIVendorID = AscReadPCIConfigWord(asc_dvc,
- AscPCIConfigVendorIDRegister);
-
- PCIDeviceID = AscReadPCIConfigWord(asc_dvc,
- AscPCIConfigDeviceIDRegister);
-
- PCIRevisionID = DvcReadPCIConfigByte(asc_dvc,
- AscPCIConfigRevisionIDRegister);
-
- if (PCIVendorID != PCI_VENDOR_ID_ASP) {
- warn_code |= ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- prevCmdRegBits = DvcReadPCIConfigByte(asc_dvc,
- AscPCIConfigCommandRegister);
-
- if ((prevCmdRegBits & AscPCICmdRegBits_IOMemBusMaster) !=
- AscPCICmdRegBits_IOMemBusMaster) {
- DvcWritePCIConfigByte(asc_dvc,
- AscPCIConfigCommandRegister,
- (prevCmdRegBits |
- AscPCICmdRegBits_IOMemBusMaster));
-
- if ((DvcReadPCIConfigByte(asc_dvc,
- AscPCIConfigCommandRegister)
- & AscPCICmdRegBits_IOMemBusMaster)
- != AscPCICmdRegBits_IOMemBusMaster) {
- warn_code |= ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- }
- if ((PCIDeviceID == PCI_DEVICE_ID_ASP_1200A) ||
- (PCIDeviceID == PCI_DEVICE_ID_ASP_ABP940)) {
- DvcWritePCIConfigByte(asc_dvc,
- AscPCIConfigLatencyTimer, 0x00);
- if (DvcReadPCIConfigByte
- (asc_dvc, AscPCIConfigLatencyTimer)
- != 0x00) {
- warn_code |= ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- } else if (PCIDeviceID == PCI_DEVICE_ID_ASP_ABP940U) {
- if (DvcReadPCIConfigByte(asc_dvc,
- AscPCIConfigLatencyTimer) <
- 0x20) {
- DvcWritePCIConfigByte(asc_dvc,
- AscPCIConfigLatencyTimer,
- 0x20);
-
- if (DvcReadPCIConfigByte(asc_dvc,
- AscPCIConfigLatencyTimer)
- < 0x20) {
- warn_code |=
- ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- }
- }
- }
- if (AscFindSignature(iop_base)) {
+ if (AscFindSignature(asc_dvc->iop_base)) {
warn_code |= AscInitAscDvcVar(asc_dvc);
warn_code |= AscInitFromEEP(asc_dvc);
asc_dvc->init_state |= ASC_INIT_STATE_END_GET_CFG;
- if (asc_dvc->scsi_reset_wait > ASC_MAX_SCSI_RESET_WAIT) {
+ if (asc_dvc->scsi_reset_wait > ASC_MAX_SCSI_RESET_WAIT)
asc_dvc->scsi_reset_wait = ASC_MAX_SCSI_RESET_WAIT;
- }
} else {
asc_dvc->err_code = ASC_IERR_BAD_SIGNATURE;
}
- return (warn_code);
+ return warn_code;
}
-static ushort __init AscInitSetConfig(ASC_DVC_VAR *asc_dvc)
+static unsigned short __devinit
+AscInitSetConfig(struct pci_dev *pdev, ASC_DVC_VAR *asc_dvc)
{
- ushort warn_code = 0;
+ PortAddr iop_base = asc_dvc->iop_base;
+ unsigned short cfg_msw;
+ unsigned short warn_code = 0;
asc_dvc->init_state |= ASC_INIT_STATE_BEG_SET_CFG;
if (asc_dvc->err_code != 0)
- return (UW_ERR);
- if (AscFindSignature(asc_dvc->iop_base)) {
- warn_code |= AscInitFromAscDvcVar(asc_dvc);
- asc_dvc->init_state |= ASC_INIT_STATE_END_SET_CFG;
- } else {
+ return UW_ERR;
+ if (!AscFindSignature(asc_dvc->iop_base)) {
asc_dvc->err_code = ASC_IERR_BAD_SIGNATURE;
+ return 0;
}
- return (warn_code);
-}
-
-static ushort __init AscInitFromAscDvcVar(ASC_DVC_VAR *asc_dvc)
-{
- PortAddr iop_base;
- ushort cfg_msw;
- ushort warn_code;
- ushort pci_device_id = 0;
- iop_base = asc_dvc->iop_base;
-#ifdef CONFIG_PCI
- if (asc_dvc->cfg->dev)
- pci_device_id = to_pci_dev(asc_dvc->cfg->dev)->device;
-#endif
- warn_code = 0;
cfg_msw = AscGetChipCfgMsw(iop_base);
if ((cfg_msw & ASC_CFG_MSW_CLR_MASK) != 0) {
cfg_msw &= (~(ASC_CFG_MSW_CLR_MASK));
asc_dvc->err_code |= ASC_IERR_SET_IRQ_NO;
}
}
+#ifdef CONFIG_PCI
if (asc_dvc->bus_type & ASC_IS_PCI) {
cfg_msw &= 0xFFC0;
AscSetChipCfgMsw(iop_base, cfg_msw);
if ((asc_dvc->bus_type & ASC_IS_PCI_ULTRA) == ASC_IS_PCI_ULTRA) {
} else {
- if ((pci_device_id == PCI_DEVICE_ID_ASP_1200A) ||
- (pci_device_id == PCI_DEVICE_ID_ASP_ABP940)) {
+ if ((pdev->device == PCI_DEVICE_ID_ASP_1200A) ||
+ (pdev->device == PCI_DEVICE_ID_ASP_ABP940)) {
asc_dvc->bug_fix_cntl |= ASC_BUG_FIX_IF_NOT_DWB;
asc_dvc->bug_fix_cntl |=
ASC_BUG_FIX_ASYN_USE_SYN;
}
}
- } else if (asc_dvc->bus_type == ASC_IS_ISAPNP) {
+ } else
+#endif /* CONFIG_PCI */
+ if (asc_dvc->bus_type == ASC_IS_ISAPNP) {
if (AscGetChipVersion(iop_base, asc_dvc->bus_type)
== ASC_CHIP_VER_ASYN_BUG) {
asc_dvc->bug_fix_cntl |= ASC_BUG_FIX_ASYN_USE_SYN;
AscSetIsaDmaSpeed(iop_base, asc_dvc->cfg->isa_dma_speed);
}
#endif /* CONFIG_ISA */
- return (warn_code);
+
+ asc_dvc->init_state |= ASC_INIT_STATE_END_SET_CFG;
+ return warn_code;
}
static ushort AscInitAsc1000Driver(ASC_DVC_VAR *asc_dvc)
return (warn_code);
}
-static ushort __init AscInitAscDvcVar(ASC_DVC_VAR *asc_dvc)
+static ushort __devinit AscInitAscDvcVar(ASC_DVC_VAR *asc_dvc)
{
int i;
PortAddr iop_base;
}
asc_dvc->cfg->isa_dma_speed = ASC_DEF_ISA_DMA_SPEED;
- if (AscGetChipBusType(iop_base) == ASC_IS_ISAPNP) {
- AscSetChipIFC(iop_base, IFC_INIT_DEFAULT);
- asc_dvc->bus_type = ASC_IS_ISAPNP;
- }
#ifdef CONFIG_ISA
if ((asc_dvc->bus_type & ASC_IS_ISA) != 0) {
+ if (chip_version >= ASC_CHIP_MIN_VER_ISA_PNP) {
+ AscSetChipIFC(iop_base, IFC_INIT_DEFAULT);
+ asc_dvc->bus_type = ASC_IS_ISAPNP;
+ }
asc_dvc->cfg->isa_dma_channel =
(uchar)AscGetIsaDmaChannel(iop_base);
}
return (warn_code);
}
-static ushort __init AscInitFromEEP(ASC_DVC_VAR *asc_dvc)
+static ushort __devinit AscInitFromEEP(ASC_DVC_VAR *asc_dvc)
{
ASCEEP_CONFIG eep_config_buf;
ASCEEP_CONFIG *eep_config;
return (warn_code);
}
-static int __init AscTestExternalLram(ASC_DVC_VAR *asc_dvc)
+static int __devinit AscTestExternalLram(ASC_DVC_VAR *asc_dvc)
{
PortAddr iop_base;
ushort q_addr;
return (sta);
}
-static int __init AscWriteEEPCmdReg(PortAddr iop_base, uchar cmd_reg)
+static int __devinit AscWriteEEPCmdReg(PortAddr iop_base, uchar cmd_reg)
{
uchar read_back;
int retry;
}
}
-static int __init AscWriteEEPDataReg(PortAddr iop_base, ushort data_reg)
+static int __devinit AscWriteEEPDataReg(PortAddr iop_base, ushort data_reg)
{
ushort read_back;
int retry;
}
}
-static void __init AscWaitEEPRead(void)
+static void __devinit AscWaitEEPRead(void)
{
DvcSleepMilliSecond(1);
return;
}
-static void __init AscWaitEEPWrite(void)
+static void __devinit AscWaitEEPWrite(void)
{
DvcSleepMilliSecond(20);
return;
}
-static ushort __init AscReadEEPWord(PortAddr iop_base, uchar addr)
+static ushort __devinit AscReadEEPWord(PortAddr iop_base, uchar addr)
{
ushort read_wval;
uchar cmd_reg;
return (read_wval);
}
-static ushort __init
+static ushort __devinit
AscWriteEEPWord(PortAddr iop_base, uchar addr, ushort word_val)
{
ushort read_wval;
return (read_wval);
}
-static ushort __init
+static ushort __devinit
AscGetEEPConfig(PortAddr iop_base, ASCEEP_CONFIG *cfg_buf, ushort bus_type)
{
ushort wval;
return (sum);
}
-static int __init
+static int __devinit
AscSetEEPConfigOnce(PortAddr iop_base, ASCEEP_CONFIG *cfg_buf, ushort bus_type)
{
int n_error;
return (n_error);
}
-static int __init
+static int __devinit
AscSetEEPConfig(PortAddr iop_base, ASCEEP_CONFIG *cfg_buf, ushort bus_type)
{
int retry;
return (n_error);
}
-static void
-AscAsyncFix(ASC_DVC_VAR *asc_dvc, uchar tid_no, ASC_SCSI_INQUIRY *inq)
+static void AscAsyncFix(ASC_DVC_VAR *asc_dvc, struct scsi_device *sdev)
{
- uchar dvc_type;
- ASC_SCSI_BIT_ID_TYPE tid_bits;
-
- dvc_type = ASC_INQ_DVC_TYPE(inq);
- tid_bits = ASC_TIX_TO_TARGET_ID(tid_no);
+ char type = sdev->type;
+ ASC_SCSI_BIT_ID_TYPE tid_bits = 1 << sdev->id;
if (asc_dvc->bug_fix_cntl & ASC_BUG_FIX_ASYN_USE_SYN) {
if (!(asc_dvc->init_sdtr & tid_bits)) {
- if ((dvc_type == TYPE_ROM) &&
- (AscCompareString((uchar *)inq->vendor_id,
- (uchar *)"HP ", 3) == 0)) {
+ if ((type == TYPE_ROM) &&
+ (strncmp(sdev->vendor, "HP ", 3) == 0)) {
asc_dvc->pci_fix_asyn_xfer_always |= tid_bits;
}
asc_dvc->pci_fix_asyn_xfer |= tid_bits;
- if ((dvc_type == TYPE_PROCESSOR) ||
- (dvc_type == TYPE_SCANNER) ||
- (dvc_type == TYPE_ROM) || (dvc_type == TYPE_TAPE)) {
+ if ((type == TYPE_PROCESSOR) ||
+ (type == TYPE_SCANNER) || (type == TYPE_ROM) ||
+ (type == TYPE_TAPE)) {
asc_dvc->pci_fix_asyn_xfer &= ~tid_bits;
}
if (asc_dvc->pci_fix_asyn_xfer & tid_bits) {
AscSetRunChipSynRegAtID(asc_dvc->iop_base,
- tid_no,
- ASYN_SDTR_DATA_FIX_PCI_REV_AB);
- }
- }
- }
- return;
-}
-
-static int AscTagQueuingSafe(ASC_SCSI_INQUIRY *inq)
-{
- if ((inq->add_len >= 32) &&
- (AscCompareString((uchar *)inq->vendor_id,
- (uchar *)"QUANTUM XP34301", 15) == 0) &&
- (AscCompareString((uchar *)inq->product_rev_level,
- (uchar *)"1071", 4) == 0)) {
- return 0;
- }
- return 1;
-}
-
-static void
-AscInquiryHandling(ASC_DVC_VAR *asc_dvc, uchar tid_no, ASC_SCSI_INQUIRY *inq)
-{
- ASC_SCSI_BIT_ID_TYPE tid_bit = ASC_TIX_TO_TARGET_ID(tid_no);
- ASC_SCSI_BIT_ID_TYPE orig_init_sdtr, orig_use_tagged_qng;
-
- orig_init_sdtr = asc_dvc->init_sdtr;
- orig_use_tagged_qng = asc_dvc->use_tagged_qng;
-
- asc_dvc->init_sdtr &= ~tid_bit;
- asc_dvc->cfg->can_tagged_qng &= ~tid_bit;
- asc_dvc->use_tagged_qng &= ~tid_bit;
-
- if (ASC_INQ_RESPONSE_FMT(inq) >= 2 || ASC_INQ_ANSI_VER(inq) >= 2) {
- if ((asc_dvc->cfg->sdtr_enable & tid_bit) && ASC_INQ_SYNC(inq)) {
- asc_dvc->init_sdtr |= tid_bit;
- }
- if ((asc_dvc->cfg->cmd_qng_enabled & tid_bit) &&
- ASC_INQ_CMD_QUEUE(inq)) {
- if (AscTagQueuingSafe(inq)) {
- asc_dvc->use_tagged_qng |= tid_bit;
- asc_dvc->cfg->can_tagged_qng |= tid_bit;
+ sdev->id,
+ ASYN_SDTR_DATA_FIX_PCI_REV_AB);
}
}
}
- if (orig_use_tagged_qng != asc_dvc->use_tagged_qng) {
- AscWriteLramByte(asc_dvc->iop_base, ASCV_DISC_ENABLE_B,
- asc_dvc->cfg->disc_enable);
- AscWriteLramByte(asc_dvc->iop_base, ASCV_USE_TAGGED_QNG_B,
- asc_dvc->use_tagged_qng);
- AscWriteLramByte(asc_dvc->iop_base, ASCV_CAN_TAGGED_QNG_B,
- asc_dvc->cfg->can_tagged_qng);
-
- asc_dvc->max_dvc_qng[tid_no] =
- asc_dvc->cfg->max_tag_qng[tid_no];
- AscWriteLramByte(asc_dvc->iop_base,
- (ushort)(ASCV_MAX_DVC_QNG_BEG + tid_no),
- asc_dvc->max_dvc_qng[tid_no]);
- }
- if (orig_init_sdtr != asc_dvc->init_sdtr) {
- AscAsyncFix(asc_dvc, tid_no, inq);
- }
- return;
-}
-
-static int AscCompareString(uchar *str1, uchar *str2, int len)
-{
- int i;
- int diff;
-
- for (i = 0; i < len; i++) {
- diff = (int)(str1[i] - str2[i]);
- if (diff != 0)
- return (diff);
- }
- return (0);
}
static uchar AscReadLramByte(PortAddr iop_base, ushort addr)
* on big-endian platforms so char fields read as words are actually being
* unswapped on big-endian platforms.
*/
-static ADVEEP_3550_CONFIG Default_3550_EEPROM_Config __initdata = {
+static ADVEEP_3550_CONFIG Default_3550_EEPROM_Config __devinitdata = {
ADV_EEPROM_BIOS_ENABLE, /* cfg_lsw */
0x0000, /* cfg_msw */
0xFFFF, /* disc_enable */
0 /* num_of_err */
};
-static ADVEEP_3550_CONFIG ADVEEP_3550_Config_Field_IsChar __initdata = {
+static ADVEEP_3550_CONFIG ADVEEP_3550_Config_Field_IsChar __devinitdata = {
0, /* cfg_lsw */
0, /* cfg_msw */
0, /* -disc_enable */
0 /* num_of_err */
};
-static ADVEEP_38C0800_CONFIG Default_38C0800_EEPROM_Config __initdata = {
+static ADVEEP_38C0800_CONFIG Default_38C0800_EEPROM_Config __devinitdata = {
ADV_EEPROM_BIOS_ENABLE, /* 00 cfg_lsw */
0x0000, /* 01 cfg_msw */
0xFFFF, /* 02 disc_enable */
0 /* 63 reserved */
};
-static ADVEEP_38C0800_CONFIG ADVEEP_38C0800_Config_Field_IsChar __initdata = {
+static ADVEEP_38C0800_CONFIG ADVEEP_38C0800_Config_Field_IsChar __devinitdata = {
0, /* 00 cfg_lsw */
0, /* 01 cfg_msw */
0, /* 02 disc_enable */
0 /* 63 reserved */
};
-static ADVEEP_38C1600_CONFIG Default_38C1600_EEPROM_Config __initdata = {
+static ADVEEP_38C1600_CONFIG Default_38C1600_EEPROM_Config __devinitdata = {
ADV_EEPROM_BIOS_ENABLE, /* 00 cfg_lsw */
0x0000, /* 01 cfg_msw */
0xFFFF, /* 02 disc_enable */
0 /* 63 reserved */
};
-static ADVEEP_38C1600_CONFIG ADVEEP_38C1600_Config_Field_IsChar __initdata = {
+static ADVEEP_38C1600_CONFIG ADVEEP_38C1600_Config_Field_IsChar __devinitdata = {
0, /* 00 cfg_lsw */
0, /* 01 cfg_msw */
0, /* 02 disc_enable */
* For a non-fatal error return a warning code. If there are no warnings
* then 0 is returned.
*/
-static int __init AdvInitGetConfig(ADV_DVC_VAR *asc_dvc)
+static int __devinit
+AdvInitGetConfig(struct pci_dev *pdev, ADV_DVC_VAR *asc_dvc)
{
- ushort warn_code;
- AdvPortAddr iop_base;
- uchar pci_cmd_reg;
+ unsigned short warn_code = 0;
+ AdvPortAddr iop_base = asc_dvc->iop_base;
+ u16 cmd;
int status;
- warn_code = 0;
asc_dvc->err_code = 0;
- iop_base = asc_dvc->iop_base;
-
- /*
- * PCI Command Register
- *
- * Note: AscPCICmdRegBits_BusMastering definition (0x0007) includes
- * I/O Space Control, Memory Space Control and Bus Master Control bits.
- */
-
- if (((pci_cmd_reg = DvcAdvReadPCIConfigByte(asc_dvc,
- AscPCIConfigCommandRegister))
- & AscPCICmdRegBits_BusMastering)
- != AscPCICmdRegBits_BusMastering) {
- pci_cmd_reg |= AscPCICmdRegBits_BusMastering;
-
- DvcAdvWritePCIConfigByte(asc_dvc,
- AscPCIConfigCommandRegister,
- pci_cmd_reg);
-
- if (((DvcAdvReadPCIConfigByte
- (asc_dvc, AscPCIConfigCommandRegister))
- & AscPCICmdRegBits_BusMastering)
- != AscPCICmdRegBits_BusMastering) {
- warn_code |= ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- }
-
- /*
- * PCI Latency Timer
- *
- * If the "latency timer" register is 0x20 or above, then we don't need
- * to change it. Otherwise, set it to 0x20 (i.e. set it to 0x20 if it
- * comes up less than 0x20).
- */
- if (DvcAdvReadPCIConfigByte(asc_dvc, AscPCIConfigLatencyTimer) < 0x20) {
- DvcAdvWritePCIConfigByte(asc_dvc, AscPCIConfigLatencyTimer,
- 0x20);
- if (DvcAdvReadPCIConfigByte(asc_dvc, AscPCIConfigLatencyTimer) <
- 0x20) {
- warn_code |= ASC_WARN_SET_PCI_CONFIG_SPACE;
- }
- }
/*
* Save the state of the PCI Configuration Command Register
* DMA parity errors.
*/
asc_dvc->cfg->control_flag = 0;
- if (((DvcAdvReadPCIConfigByte(asc_dvc, AscPCIConfigCommandRegister)
- & AscPCICmdRegBits_ParErrRespCtrl)) == 0) {
+ pci_read_config_word(pdev, PCI_COMMAND, &cmd);
+ if ((cmd & PCI_COMMAND_PARITY) == 0)
asc_dvc->cfg->control_flag |= CONTROL_FLAG_IGNORE_PERR;
- }
asc_dvc->cfg->lib_version = (ADV_LIB_VERSION_MAJOR << 8) |
ADV_LIB_VERSION_MINOR;
ADV_CTRL_REG_CMD_WR_IO_REG);
if (asc_dvc->chip_type == ADV_CHIP_ASC38C1600) {
- if ((status =
- AdvInitFrom38C1600EEP(asc_dvc)) == ADV_ERROR) {
- return ADV_ERROR;
- }
+ status = AdvInitFrom38C1600EEP(asc_dvc);
} else if (asc_dvc->chip_type == ADV_CHIP_ASC38C0800) {
- if ((status =
- AdvInitFrom38C0800EEP(asc_dvc)) == ADV_ERROR) {
- return ADV_ERROR;
- }
+ status = AdvInitFrom38C0800EEP(asc_dvc);
} else {
- if ((status = AdvInitFrom3550EEP(asc_dvc)) == ADV_ERROR) {
- return ADV_ERROR;
- }
+ status = AdvInitFrom3550EEP(asc_dvc);
}
warn_code |= status;
}
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in AdvInquiryHandling() based on what a
+ * queuing will be set in slave_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in AdvInquiryHandling() based on what a
+ * queuing will be set in slave_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
/*
* Microcode operating variables for WDTR, SDTR, and command tag
- * queuing will be set in AdvInquiryHandling() based on what a
+ * queuing will be set in slave_configure() based on what a
* device reports it is capable of in Inquiry byte 7.
*
* If SCSI Bus Resets have been disabled, then directly set
*
* Note: Chip is stopped on entry.
*/
-static int __init AdvInitFrom3550EEP(ADV_DVC_VAR *asc_dvc)
+static int __devinit AdvInitFrom3550EEP(ADV_DVC_VAR *asc_dvc)
{
AdvPortAddr iop_base;
ushort warn_code;
*
* Note: Chip is stopped on entry.
*/
-static int __init AdvInitFrom38C0800EEP(ADV_DVC_VAR *asc_dvc)
+static int __devinit AdvInitFrom38C0800EEP(ADV_DVC_VAR *asc_dvc)
{
AdvPortAddr iop_base;
ushort warn_code;
*
* Note: Chip is stopped on entry.
*/
-static int __init AdvInitFrom38C1600EEP(ADV_DVC_VAR *asc_dvc)
+static int __devinit AdvInitFrom38C1600EEP(ADV_DVC_VAR *asc_dvc)
{
AdvPortAddr iop_base;
ushort warn_code;
*
* Return a checksum based on the EEPROM configuration read.
*/
-static ushort __init
+static ushort __devinit
AdvGet3550EEPConfig(AdvPortAddr iop_base, ADVEEP_3550_CONFIG *cfg_buf)
{
ushort wval, chksum;
*
* Return a checksum based on the EEPROM configuration read.
*/
-static ushort __init
+static ushort __devinit
AdvGet38C0800EEPConfig(AdvPortAddr iop_base, ADVEEP_38C0800_CONFIG *cfg_buf)
{
ushort wval, chksum;
*
* Return a checksum based on the EEPROM configuration read.
*/
-static ushort __init
+static ushort __devinit
AdvGet38C1600EEPConfig(AdvPortAddr iop_base, ADVEEP_38C1600_CONFIG *cfg_buf)
{
ushort wval, chksum;
/*
* Read the EEPROM from specified location
*/
-static ushort __init AdvReadEEPWord(AdvPortAddr iop_base, int eep_word_addr)
+static ushort __devinit AdvReadEEPWord(AdvPortAddr iop_base, int eep_word_addr)
{
AdvWriteWordRegister(iop_base, IOPW_EE_CMD,
ASC_EEP_CMD_READ | eep_word_addr);
/*
* Wait for EEPROM command to complete
*/
-static void __init AdvWaitEEPCmd(AdvPortAddr iop_base)
+static void __devinit AdvWaitEEPCmd(AdvPortAddr iop_base)
{
int eep_delay_ms;
/*
* Write the EEPROM from 'cfg_buf'.
*/
-void __init
+void __devinit
AdvSet3550EEPConfig(AdvPortAddr iop_base, ADVEEP_3550_CONFIG *cfg_buf)
{
ushort *wbuf;
/*
* Write the EEPROM from 'cfg_buf'.
*/
-void __init
+void __devinit
AdvSet38C0800EEPConfig(AdvPortAddr iop_base, ADVEEP_38C0800_CONFIG *cfg_buf)
{
ushort *wbuf;
/*
* Write the EEPROM from 'cfg_buf'.
*/
-void __init
+void __devinit
AdvSet38C1600EEPConfig(AdvPortAddr iop_base, ADVEEP_38C1600_CONFIG *cfg_buf)
{
ushort *wbuf;
*/
scsiq->cntl = 0;
- /*
- * If the command that completed was a SCSI INQUIRY and
- * LUN 0 was sent the command, then process the INQUIRY
- * command information for the device.
- *
- * Note: If data returned were either VPD or CmdDt data,
- * don't process the INQUIRY command information for
- * the device, otherwise may erroneously set *_able bits.
- */
- if (scsiq->done_status == QD_NO_ERROR &&
- scsiq->cdb[0] == INQUIRY &&
- scsiq->target_lun == 0 &&
- (scsiq->cdb[1] & ADV_INQ_RTN_VPD_AND_CMDDT)
- == ADV_INQ_RTN_STD_INQUIRY_DATA) {
- AdvInquiryHandling(asc_dvc, scsiq);
- }
-
/*
* Notify the driver of the completed request by passing
* the ADV_SCSI_REQ_Q pointer to its callback function.
return ADV_ERROR;
}
-/*
- * Inquiry Information Byte 7 Handling
- *
- * Handle SCSI Inquiry Command information for a device by setting
- * microcode operating variables that affect WDTR, SDTR, and Tag
- * Queuing.
- */
-static void AdvInquiryHandling(ADV_DVC_VAR *asc_dvc, ADV_SCSI_REQ_Q *scsiq)
+static int __devinit
+advansys_wide_init_chip(asc_board_t *boardp, ADV_DVC_VAR *adv_dvc_varp)
{
- AdvPortAddr iop_base;
- uchar tid;
- ADV_SCSI_INQUIRY *inq;
- ushort tidmask;
- ushort cfg_word;
+ int req_cnt = 0;
+ adv_req_t *reqp = NULL;
+ int sg_cnt = 0;
+ adv_sgblk_t *sgp;
+ int warn_code, err_code;
/*
- * AdvInquiryHandling() requires up to INQUIRY information Byte 7
- * to be available.
- *
- * If less than 8 bytes of INQUIRY information were requested or less
- * than 8 bytes were transferred, then return. cdb[4] is the request
- * length and the ADV_SCSI_REQ_Q 'data_cnt' field is set by the
- * microcode to the transfer residual count.
+ * Allocate buffer carrier structures. The total size
+ * is about 4 KB, so allocate all at once.
*/
+ boardp->carrp = kmalloc(ADV_CARRIER_BUFSIZE, GFP_KERNEL);
+ ASC_DBG1(1, "advansys_wide_init_chip: carrp 0x%p\n", boardp->carrp);
- if (scsiq->cdb[4] < 8 ||
- (scsiq->cdb[4] - le32_to_cpu(scsiq->data_cnt)) < 8) {
- return;
+ if (!boardp->carrp)
+ goto kmalloc_failed;
+
+ /*
+ * Allocate up to 'max_host_qng' request structures for the Wide
+ * board. The total size is about 16 KB, so allocate all at once.
+ * If the allocation fails decrement and try again.
+ */
+ for (req_cnt = adv_dvc_varp->max_host_qng; req_cnt > 0; req_cnt--) {
+ reqp = kmalloc(sizeof(adv_req_t) * req_cnt, GFP_KERNEL);
+
+ ASC_DBG3(1, "advansys_wide_init_chip: reqp 0x%p, req_cnt %d, "
+ "bytes %lu\n", reqp, req_cnt,
+ (ulong)sizeof(adv_req_t) * req_cnt);
+
+ if (reqp)
+ break;
}
- iop_base = asc_dvc->iop_base;
- tid = scsiq->target_id;
+ if (!reqp)
+ goto kmalloc_failed;
- inq = (ADV_SCSI_INQUIRY *) scsiq->vdata_addr;
+ boardp->orig_reqp = reqp;
/*
- * WDTR, SDTR, and Tag Queuing cannot be enabled for old devices.
+ * Allocate up to ADV_TOT_SG_BLOCK request structures for
+ * the Wide board. Each structure is about 136 bytes.
*/
- if (ADV_INQ_RESPONSE_FMT(inq) < 2 && ADV_INQ_ANSI_VER(inq) < 2) {
- return;
- } else {
- /*
- * INQUIRY Byte 7 Handling
- *
- * Use a device's INQUIRY byte 7 to determine whether it
- * supports WDTR, SDTR, and Tag Queuing. If the feature
- * is enabled in the EEPROM and the device supports the
- * feature, then enable it in the microcode.
- */
+ boardp->adv_sgblkp = NULL;
+ for (sg_cnt = 0; sg_cnt < ADV_TOT_SG_BLOCK; sg_cnt++) {
+ sgp = kmalloc(sizeof(adv_sgblk_t), GFP_KERNEL);
- tidmask = ADV_TID_TO_TIDMASK(tid);
+ if (!sgp)
+ break;
- /*
- * Wide Transfers
- *
- * If the EEPROM enabled WDTR for the device and the device
- * supports wide bus (16 bit) transfers, then turn on the
- * device's 'wdtr_able' bit and write the new value to the
- * microcode.
- */
- if ((asc_dvc->wdtr_able & tidmask) && ADV_INQ_WIDE16(inq)) {
- AdvReadWordLram(iop_base, ASC_MC_WDTR_ABLE, cfg_word);
- if ((cfg_word & tidmask) == 0) {
- cfg_word |= tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_WDTR_ABLE,
- cfg_word);
+ sgp->next_sgblkp = boardp->adv_sgblkp;
+ boardp->adv_sgblkp = sgp;
- /*
- * Clear the microcode "SDTR negotiation" and "WDTR
- * negotiation" done indicators for the target to cause
- * it to negotiate with the new setting set above.
- * WDTR when accepted causes the target to enter
- * asynchronous mode, so SDTR must be negotiated.
- */
- AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE,
- cfg_word);
- cfg_word &= ~tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE,
- cfg_word);
- AdvReadWordLram(iop_base, ASC_MC_WDTR_DONE,
- cfg_word);
- cfg_word &= ~tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_WDTR_DONE,
- cfg_word);
- }
- }
+ }
- /*
- * Synchronous Transfers
- *
- * If the EEPROM enabled SDTR for the device and the device
- * supports synchronous transfers, then turn on the device's
- * 'sdtr_able' bit. Write the new value to the microcode.
- */
- if ((asc_dvc->sdtr_able & tidmask) && ADV_INQ_SYNC(inq)) {
- AdvReadWordLram(iop_base, ASC_MC_SDTR_ABLE, cfg_word);
- if ((cfg_word & tidmask) == 0) {
- cfg_word |= tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_SDTR_ABLE,
- cfg_word);
+ ASC_DBG3(1, "advansys_wide_init_chip: sg_cnt %d * %u = %u bytes\n",
+ sg_cnt, sizeof(adv_sgblk_t),
+ (unsigned)(sizeof(adv_sgblk_t) * sg_cnt));
- /*
- * Clear the microcode "SDTR negotiation" done indicator
- * for the target to cause it to negotiate with the new
- * setting set above.
- */
- AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE,
- cfg_word);
- cfg_word &= ~tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_SDTR_DONE,
- cfg_word);
- }
- }
- /*
- * If the Inquiry data included enough space for the SPI-3
- * Clocking field, then check if DT mode is supported.
- */
- if (asc_dvc->chip_type == ADV_CHIP_ASC38C1600 &&
- (scsiq->cdb[4] >= 57 ||
- (scsiq->cdb[4] - le32_to_cpu(scsiq->data_cnt)) >= 57)) {
- /*
- * PPR (Parallel Protocol Request) Capable
- *
- * If the device supports DT mode, then it must be PPR capable.
- * The PPR message will be used in place of the SDTR and WDTR
- * messages to negotiate synchronous speed and offset, transfer
- * width, and protocol options.
- */
- if (ADV_INQ_CLOCKING(inq) & ADV_INQ_CLOCKING_DT_ONLY) {
- AdvReadWordLram(iop_base, ASC_MC_PPR_ABLE,
- asc_dvc->ppr_able);
- asc_dvc->ppr_able |= tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_PPR_ABLE,
- asc_dvc->ppr_able);
- }
- }
+ if (!boardp->adv_sgblkp)
+ goto kmalloc_failed;
- /*
- * If the EEPROM enabled Tag Queuing for the device and the
- * device supports Tag Queueing, then turn on the device's
- * 'tagqng_enable' bit in the microcode and set the microcode
- * maximum command count to the ADV_DVC_VAR 'max_dvc_qng'
- * value.
- *
- * Tag Queuing is disabled for the BIOS which runs in polled
- * mode and would see no benefit from Tag Queuing. Also by
- * disabling Tag Queuing in the BIOS devices with Tag Queuing
- * bugs will at least work with the BIOS.
- */
- if ((asc_dvc->tagqng_able & tidmask) && ADV_INQ_CMD_QUEUE(inq)) {
- AdvReadWordLram(iop_base, ASC_MC_TAGQNG_ABLE, cfg_word);
- cfg_word |= tidmask;
- AdvWriteWordLram(iop_base, ASC_MC_TAGQNG_ABLE,
- cfg_word);
+ adv_dvc_varp->carrier_buf = boardp->carrp;
- AdvWriteByteLram(iop_base,
- ASC_MC_NUMBER_OF_MAX_CMD + tid,
- asc_dvc->max_dvc_qng);
- }
+ /*
+ * Point 'adv_reqp' to the request structures and
+ * link them together.
+ */
+ req_cnt--;
+ reqp[req_cnt].next_reqp = NULL;
+ for (; req_cnt > 0; req_cnt--) {
+ reqp[req_cnt - 1].next_reqp = &reqp[req_cnt];
+ }
+ boardp->adv_reqp = &reqp[0];
+
+ if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) {
+ ASC_DBG(2, "advansys_wide_init_chip: AdvInitAsc3550Driver()\n");
+ warn_code = AdvInitAsc3550Driver(adv_dvc_varp);
+ } else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) {
+ ASC_DBG(2, "advansys_wide_init_chip: AdvInitAsc38C0800Driver()"
+ "\n");
+ warn_code = AdvInitAsc38C0800Driver(adv_dvc_varp);
+ } else {
+ ASC_DBG(2, "advansys_wide_init_chip: AdvInitAsc38C1600Driver()"
+ "\n");
+ warn_code = AdvInitAsc38C1600Driver(adv_dvc_varp);
+ }
+ err_code = adv_dvc_varp->err_code;
+
+ if (warn_code || err_code) {
+ ASC_PRINT3("advansys_wide_init_chip: board %d error: warn 0x%x,"
+ " error 0x%x\n", boardp->id, warn_code, err_code);
+ }
+
+ goto exit;
+
+ kmalloc_failed:
+ ASC_PRINT1("advansys_wide_init_chip: board %d error: kmalloc() "
+ "failed\n", boardp->id);
+ err_code = ADV_ERROR;
+ exit:
+ return err_code;
+}
+
+static void advansys_wide_free_mem(asc_board_t *boardp)
+{
+ kfree(boardp->carrp);
+ boardp->carrp = NULL;
+ kfree(boardp->orig_reqp);
+ boardp->orig_reqp = boardp->adv_reqp = NULL;
+ while (boardp->adv_sgblkp) {
+ adv_sgblk_t *sgp = boardp->adv_sgblkp;
+ boardp->adv_sgblkp = sgp->next_sgblkp;
+ kfree(sgp);
}
}
asc_board_t *boardp;
ASC_DVC_VAR *asc_dvc_varp = NULL;
ADV_DVC_VAR *adv_dvc_varp = NULL;
- adv_sgblk_t *sgp = NULL;
- int share_irq = FALSE;
- int iolen = 0;
- ADV_PADDR pci_memory_address;
+ int share_irq;
int warn_code, err_code;
int ret;
/*
- * Adapter found.
- *
* Register the adapter, get its configuration, and
* initialize it.
*/
- ASC_DBG(2, "advansys_board_found: scsi_register()\n");
- shost = scsi_register(&driver_template, sizeof(asc_board_t));
-
+ ASC_DBG(2, "advansys_board_found: scsi_host_alloc()\n");
+ shost = scsi_host_alloc(&advansys_template, sizeof(asc_board_t));
if (!shost)
return NULL;
- /* Save a pointer to the Scsi_Host of each board found. */
- asc_host[asc_board_count++] = shost;
-
/* Initialize private per board data */
boardp = ASC_BOARDP(shost);
memset(boardp, 0, sizeof(asc_board_t));
- boardp->id = asc_board_count - 1;
-
- /* Initialize spinlock. */
+ boardp->id = asc_board_count++;
spin_lock_init(&boardp->lock);
+ boardp->dev = dev;
/*
* Handle both narrow and wide boards.
asc_dvc_varp->iop_base = iop;
asc_dvc_varp->isr_callback = asc_isr_callback;
} else {
+#ifdef CONFIG_PCI
ASC_DBG(1, "advansys_board_found: wide board\n");
adv_dvc_varp = &boardp->dvc_var.adv_dvc_var;
adv_dvc_varp->drv_ptr = boardp;
adv_dvc_varp->cfg = &boardp->dvc_cfg.adv_dvc_cfg;
adv_dvc_varp->isr_callback = adv_isr_callback;
adv_dvc_varp->async_callback = adv_async_callback;
-#ifdef CONFIG_PCI
if (pdev->device == PCI_DEVICE_ID_ASP_ABP940UW) {
ASC_DBG(1, "advansys_board_found: ASC-3550\n");
adv_dvc_varp->chip_type = ADV_CHIP_ASC3550;
ASC_DBG(1, "advansys_board_found: ASC-38C1600\n");
adv_dvc_varp->chip_type = ADV_CHIP_ASC38C1600;
}
-#endif /* CONFIG_PCI */
- /*
- * Map the board's registers into virtual memory for
- * PCI slave access. Only memory accesses are used to
- * access the board's registers.
- *
- * Note: The PCI register base address is not always
- * page aligned, but the address passed to ioremap()
- * must be page aligned. It is guaranteed that the
- * PCI register base address will not cross a page
- * boundary.
- */
- if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) {
- iolen = ADV_3550_IOLEN;
- } else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) {
- iolen = ADV_38C0800_IOLEN;
- } else {
- iolen = ADV_38C1600_IOLEN;
- }
-#ifdef CONFIG_PCI
- pci_memory_address = pci_resource_start(pdev, 1);
- ASC_DBG1(1,
- "advansys_board_found: pci_memory_address: 0x%lx\n",
- (ulong)pci_memory_address);
- if ((boardp->ioremap_addr =
- ioremap(pci_memory_address & PAGE_MASK, PAGE_SIZE)) == 0) {
+ boardp->asc_n_io_port = pci_resource_len(pdev, 1);
+ boardp->ioremap_addr = ioremap(pci_resource_start(pdev, 1),
+ boardp->asc_n_io_port);
+ if (!boardp->ioremap_addr) {
ASC_PRINT3
("advansys_board_found: board %d: ioremap(%x, %d) returned NULL\n",
- boardp->id, pci_memory_address, iolen);
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
+ boardp->id, pci_resource_start(pdev, 1),
+ boardp->asc_n_io_port);
+ goto err_shost;
}
- ASC_DBG1(1,
- "advansys_board_found: ioremap_addr: 0x%lx\n",
- (ulong)boardp->ioremap_addr);
- adv_dvc_varp->iop_base = (AdvPortAddr)
- (boardp->ioremap_addr +
- (pci_memory_address - (pci_memory_address & PAGE_MASK)));
- ASC_DBG1(1,
- "advansys_board_found: iop_base: 0x%lx\n",
+ adv_dvc_varp->iop_base = (AdvPortAddr)boardp->ioremap_addr
+ ASC_DBG1(1, "advansys_board_found: iop_base: 0x%lx\n",
adv_dvc_varp->iop_base);
-#endif /* CONFIG_PCI */
/*
* Even though it isn't used to access wide boards, other
*/
boardp->ioport = iop;
- ASC_DBG2(1,
- "advansys_board_found: iopb_chip_id_1 0x%x, iopw_chip_id_0 0x%x\n",
- (ushort)inp(iop + 1), (ushort)inpw(iop));
+ ASC_DBG2(1, "advansys_board_found: iopb_chip_id_1 0x%x, "
+ "iopw_chip_id_0 0x%x\n", (ushort)inp(iop + 1),
+ (ushort)inpw(iop));
+#endif /* CONFIG_PCI */
}
#ifdef CONFIG_PROC_FS
* Allocate buffer for printing information from
* /proc/scsi/advansys/[0...].
*/
- if ((boardp->prtbuf = kmalloc(ASC_PRTBUF_SIZE, GFP_ATOMIC)) == NULL) {
- ASC_PRINT3
- ("advansys_board_found: board %d: kmalloc(%d, %d) returned NULL\n",
- boardp->id, ASC_PRTBUF_SIZE, GFP_ATOMIC);
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
+ boardp->prtbuf = kmalloc(ASC_PRTBUF_SIZE, GFP_KERNEL);
+ if (!boardp->prtbuf) {
+ ASC_PRINT2("advansys_board_found: board %d: kmalloc(%d) "
+ "returned NULL\n", boardp->id, ASC_PRTBUF_SIZE);
+ goto err_unmap;
}
#endif /* CONFIG_PROC_FS */
if (ASC_NARROW_BOARD(boardp)) {
- asc_dvc_varp->cfg->dev = dev;
/*
* Set the board bus type and PCI IRQ before
* calling AscInitGetConfig().
#ifdef CONFIG_ISA
case ASC_IS_ISA:
shost->unchecked_isa_dma = TRUE;
- share_irq = FALSE;
+ share_irq = 0;
break;
case ASC_IS_VL:
shost->unchecked_isa_dma = FALSE;
- share_irq = FALSE;
+ share_irq = 0;
break;
case ASC_IS_EISA:
shost->unchecked_isa_dma = FALSE;
- share_irq = TRUE;
+ share_irq = IRQF_SHARED;
break;
#endif /* CONFIG_ISA */
#ifdef CONFIG_PCI
PCI_SLOT(pdev->devfn),
PCI_FUNC(pdev->devfn));
shost->unchecked_isa_dma = FALSE;
- share_irq = TRUE;
+ share_irq = IRQF_SHARED;
break;
#endif /* CONFIG_PCI */
default:
("advansys_board_found: board %d: unknown adapter type: %d\n",
boardp->id, asc_dvc_varp->bus_type);
shost->unchecked_isa_dma = TRUE;
- share_irq = FALSE;
+ share_irq = 0;
break;
}
} else {
- adv_dvc_varp->cfg->dev = dev;
/*
* For Wide boards set PCI information before calling
* AdvInitGetConfig().
PCI_SLOT(pdev->devfn),
PCI_FUNC(pdev->devfn));
shost->unchecked_isa_dma = FALSE;
- share_irq = TRUE;
+ share_irq = IRQF_SHARED;
#endif /* CONFIG_PCI */
}
}
} else {
ASC_DBG(2, "advansys_board_found: AdvInitGetConfig()\n");
- if ((ret = AdvInitGetConfig(adv_dvc_varp)) != 0) {
+
+ ret = AdvInitGetConfig(pdev, adv_dvc_varp);
+ if (ret != 0) {
ASC_PRINT2
("AdvInitGetConfig: board %d: warning: 0x%x\n",
boardp->id, ret);
}
}
- if (err_code != 0) {
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
- }
+ if (err_code != 0)
+ goto err_free_proc;
/*
* Save the EEPROM configuration so that it can be displayed
* Modify board configuration.
*/
ASC_DBG(2, "advansys_board_found: AscInitSetConfig()\n");
- switch (ret = AscInitSetConfig(asc_dvc_varp)) {
+ switch (ret = AscInitSetConfig(pdev, asc_dvc_varp)) {
case 0: /* No error. */
break;
case ASC_WARN_IO_PORT_ROTATE:
("AscInitSetConfig: board %d error: init_state 0x%x, err_code 0x%x\n",
boardp->id,
asc_dvc_varp->init_state, asc_dvc_varp->err_code);
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
+ goto err_free_proc;
}
/*
*/
boardp->init_tidmask |=
ADV_TID_TO_TIDMASK(adv_dvc_varp->chip_scsi_id);
-
- /*
- * Finish initializing the 'Scsi_Host' structure.
- */
- shost->irq = adv_dvc_varp->irq_no;
}
/*
* PCI Memory Mapped I/O.
*/
shost->io_port = iop;
- boardp->asc_n_io_port = iolen;
shost->this_id = adv_dvc_varp->chip_scsi_id;
shost->can_queue = adv_dvc_varp->max_host_qng;
}
- /*
- * 'n_io_port' currently is one byte.
- *
- * Set a value to 'n_io_port', but never referenced it because
- * it may be truncated.
- */
- shost->n_io_port = boardp->asc_n_io_port <= 255 ?
- boardp->asc_n_io_port : 255;
-
/*
* Following v1.3.89, 'cmd_per_lun' is no longer needed
* and should be set to zero.
/* BIOS start address. */
if (ASC_NARROW_BOARD(boardp)) {
- shost->base = ((ulong)
- AscGetChipBiosAddress(asc_dvc_varp->
- iop_base,
- asc_dvc_varp->bus_type));
+ shost->base = AscGetChipBiosAddress(asc_dvc_varp->iop_base,
+ asc_dvc_varp->bus_type);
} else {
/*
* Fill-in BIOS board variables. The Wide BIOS saves
* Register Board Resources - I/O Port, DMA, IRQ
*/
- /*
- * Register I/O port range.
- *
- * For Wide boards the I/O ports are not used to access
- * the board, but request the region anyway.
- *
- * 'shost->n_io_port' is not referenced, because it may be truncated.
- */
- ASC_DBG2(2,
- "advansys_board_found: request_region port 0x%lx, len 0x%x\n",
- (ulong)shost->io_port, boardp->asc_n_io_port);
- if (request_region(shost->io_port, boardp->asc_n_io_port,
- "advansys") == NULL) {
- ASC_PRINT3
- ("advansys_board_found: board %d: request_region() failed, port 0x%lx, len 0x%x\n",
- boardp->id, (ulong)shost->io_port, boardp->asc_n_io_port);
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
- }
-
/* Register DMA Channel for Narrow boards. */
shost->dma_channel = NO_ISA_DMA; /* Default to no ISA DMA. */
#ifdef CONFIG_ISA
/* Register DMA channel for ISA bus. */
if (asc_dvc_varp->bus_type & ASC_IS_ISA) {
shost->dma_channel = asc_dvc_varp->cfg->isa_dma_channel;
- if ((ret =
- request_dma(shost->dma_channel, "advansys")) != 0) {
+ ret = request_dma(shost->dma_channel, "advansys");
+ if (ret) {
ASC_PRINT3
("advansys_board_found: board %d: request_dma() %d failed %d\n",
boardp->id, shost->dma_channel, ret);
- release_region(shost->io_port,
- boardp->asc_n_io_port);
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
+ goto err_free_proc;
}
AscEnableIsaDma(shost->dma_channel);
}
/* Register IRQ Number. */
ASC_DBG1(2, "advansys_board_found: request_irq() %d\n", shost->irq);
- /*
- * If request_irq() fails with the IRQF_DISABLED flag set,
- * then try again without the IRQF_DISABLED flag set. This
- * allows IRQ sharing to work even with other drivers that
- * do not set the IRQF_DISABLED flag.
- *
- * If IRQF_DISABLED is not set, then interrupts are enabled
- * before the driver interrupt function is called.
- */
- if (((ret = request_irq(shost->irq, advansys_interrupt,
- IRQF_DISABLED | (share_irq ==
- TRUE ?
- IRQF_SHARED :
- 0), "advansys", boardp)) != 0)
- &&
- ((ret =
- request_irq(shost->irq, advansys_interrupt,
- (share_irq == TRUE ? IRQF_SHARED : 0),
- "advansys", boardp)) != 0)) {
+
+ ret = request_irq(shost->irq, advansys_interrupt, share_irq,
+ "advansys", shost);
+
+ if (ret) {
if (ret == -EBUSY) {
ASC_PRINT2
("advansys_board_found: board %d: request_irq(): IRQ 0x%x already in use.\n",
("advansys_board_found: board %d: request_irq(): IRQ 0x%x failed with %d\n",
boardp->id, shost->irq, ret);
}
- release_region(shost->io_port, boardp->asc_n_io_port);
- iounmap(boardp->ioremap_addr);
- if (shost->dma_channel != NO_ISA_DMA) {
- free_dma(shost->dma_channel);
- }
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
+ goto err_free_dma;
}
/*
asc_dvc_varp->init_state, warn_code, err_code);
}
} else {
- ADV_CARR_T *carrp;
- int req_cnt = 0;
- adv_req_t *reqp = NULL;
- int sg_cnt = 0;
-
- /*
- * Allocate buffer carrier structures. The total size
- * is about 4 KB, so allocate all at once.
- */
- carrp = (ADV_CARR_T *) kmalloc(ADV_CARRIER_BUFSIZE, GFP_ATOMIC);
- ASC_DBG1(1, "advansys_board_found: carrp 0x%lx\n", (ulong)carrp);
-
- if (carrp == NULL) {
- goto kmalloc_error;
- }
-
- /*
- * Allocate up to 'max_host_qng' request structures for
- * the Wide board. The total size is about 16 KB, so
- * allocate all at once. If the allocation fails decrement
- * and try again.
- */
- for (req_cnt = adv_dvc_varp->max_host_qng;
- req_cnt > 0; req_cnt--) {
-
- reqp = (adv_req_t *)
- kmalloc(sizeof(adv_req_t) * req_cnt, GFP_ATOMIC);
-
- ASC_DBG3(1,
- "advansys_board_found: reqp 0x%lx, req_cnt %d, bytes %lu\n",
- (ulong)reqp, req_cnt,
- (ulong)sizeof(adv_req_t) * req_cnt);
-
- if (reqp != NULL) {
- break;
- }
- }
- if (reqp == NULL) {
- goto kmalloc_error;
- }
-
- /*
- * Allocate up to ADV_TOT_SG_BLOCK request structures for
- * the Wide board. Each structure is about 136 bytes.
- */
- boardp->adv_sgblkp = NULL;
- for (sg_cnt = 0; sg_cnt < ADV_TOT_SG_BLOCK; sg_cnt++) {
-
- sgp = (adv_sgblk_t *)
- kmalloc(sizeof(adv_sgblk_t), GFP_ATOMIC);
-
- if (sgp == NULL) {
- break;
- }
-
- sgp->next_sgblkp = boardp->adv_sgblkp;
- boardp->adv_sgblkp = sgp;
-
- }
- ASC_DBG3(1,
- "advansys_board_found: sg_cnt %d * %u = %u bytes\n",
- sg_cnt, sizeof(adv_sgblk_t),
- (unsigned)(sizeof(adv_sgblk_t) * sg_cnt));
-
- /*
- * If no request structures or scatter-gather structures could
- * be allocated, then return an error. Otherwise continue with
- * initialization.
- */
- kmalloc_error:
- if (carrp == NULL) {
- ASC_PRINT1
- ("advansys_board_found: board %d error: failed to kmalloc() carrier buffer.\n",
- boardp->id);
- err_code = ADV_ERROR;
- } else if (reqp == NULL) {
- kfree(carrp);
- ASC_PRINT1
- ("advansys_board_found: board %d error: failed to kmalloc() adv_req_t buffer.\n",
- boardp->id);
- err_code = ADV_ERROR;
- } else if (boardp->adv_sgblkp == NULL) {
- kfree(carrp);
- kfree(reqp);
- ASC_PRINT1
- ("advansys_board_found: board %d error: failed to kmalloc() adv_sgblk_t buffers.\n",
- boardp->id);
- err_code = ADV_ERROR;
- } else {
-
- /* Save carrier buffer pointer. */
- boardp->orig_carrp = carrp;
-
- /*
- * Save original pointer for kfree() in case the
- * driver is built as a module and can be unloaded.
- */
- boardp->orig_reqp = reqp;
-
- adv_dvc_varp->carrier_buf = carrp;
-
- /*
- * Point 'adv_reqp' to the request structures and
- * link them together.
- */
- req_cnt--;
- reqp[req_cnt].next_reqp = NULL;
- for (; req_cnt > 0; req_cnt--) {
- reqp[req_cnt - 1].next_reqp = &reqp[req_cnt];
- }
- boardp->adv_reqp = &reqp[0];
-
- if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) {
- ASC_DBG(2,
- "advansys_board_found: AdvInitAsc3550Driver()\n");
- warn_code = AdvInitAsc3550Driver(adv_dvc_varp);
- } else if (adv_dvc_varp->chip_type ==
- ADV_CHIP_ASC38C0800) {
- ASC_DBG(2,
- "advansys_board_found: AdvInitAsc38C0800Driver()\n");
- warn_code =
- AdvInitAsc38C0800Driver(adv_dvc_varp);
- } else {
- ASC_DBG(2,
- "advansys_board_found: AdvInitAsc38C1600Driver()\n");
- warn_code =
- AdvInitAsc38C1600Driver(adv_dvc_varp);
- }
- err_code = adv_dvc_varp->err_code;
-
- if (warn_code || err_code) {
- ASC_PRINT3
- ("advansys_board_found: board %d error: warn 0x%x, error 0x%x\n",
- boardp->id, warn_code, err_code);
- }
- }
+ err_code = advansys_wide_init_chip(boardp, adv_dvc_varp);
}
- if (err_code != 0) {
- release_region(shost->io_port, boardp->asc_n_io_port);
- if (ASC_WIDE_BOARD(boardp)) {
- iounmap(boardp->ioremap_addr);
- kfree(boardp->orig_carrp);
- boardp->orig_carrp = NULL;
- if (boardp->orig_reqp) {
- kfree(boardp->orig_reqp);
- boardp->orig_reqp = boardp->adv_reqp = NULL;
- }
- while ((sgp = boardp->adv_sgblkp) != NULL) {
- boardp->adv_sgblkp = sgp->next_sgblkp;
- kfree(sgp);
- }
- }
- if (shost->dma_channel != NO_ISA_DMA) {
- free_dma(shost->dma_channel);
- }
-#ifdef CONFIG_PROC_FS
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- free_irq(shost->irq, boardp);
- scsi_unregister(shost);
- asc_board_count--;
- return NULL;
- }
+ if (err_code != 0)
+ goto err_free_wide_mem;
+
ASC_DBG_PRT_SCSI_HOST(2, shost);
+ ret = scsi_add_host(shost, dev);
+ if (ret)
+ goto err_free_wide_mem;
+
+ scsi_scan_host(shost);
return shost;
+
+ err_free_wide_mem:
+ advansys_wide_free_mem(boardp);
+ free_irq(shost->irq, shost);
+ err_free_dma:
+ if (shost->dma_channel != NO_ISA_DMA)
+ free_dma(shost->dma_channel);
+ err_free_proc:
+ kfree(boardp->prtbuf);
+ err_unmap:
+ if (boardp->ioremap_addr)
+ iounmap(boardp->ioremap_addr);
+ err_shost:
+ scsi_host_put(shost);
+ return NULL;
}
/*
- * advansys_detect()
- *
- * Detect function for AdvanSys adapters.
- *
- * Argument is a pointer to the host driver's scsi_hosts entry.
- *
- * Return number of adapters found.
+ * advansys_release()
*
- * Note: Because this function is called during system initialization
- * it must not call SCSI mid-level functions including scsi_malloc()
- * and scsi_free().
+ * Release resources allocated for a single AdvanSys adapter.
*/
-static int __init advansys_detect(struct scsi_host_template *tpnt)
+static int advansys_release(struct Scsi_Host *shost)
{
- static int detect_called = ASC_FALSE;
- int iop;
- int bus;
- int ioport = 0;
- struct device *dev = NULL;
-#ifdef CONFIG_PCI
- int pci_init_search = 0;
- struct pci_dev *pci_devicep[ASC_NUM_BOARD_SUPPORTED];
- int pci_card_cnt_max = 0;
- int pci_card_cnt = 0;
- struct pci_dev *pdev = NULL;
- int pci_device_id_cnt = 0;
- unsigned int pci_device_id[ASC_PCI_DEVICE_ID_CNT] = {
- PCI_DEVICE_ID_ASP_1200A,
- PCI_DEVICE_ID_ASP_ABP940,
- PCI_DEVICE_ID_ASP_ABP940U,
- PCI_DEVICE_ID_ASP_ABP940UW,
- PCI_DEVICE_ID_38C0800_REV1,
- PCI_DEVICE_ID_38C1600_REV1
- };
-#endif /* CONFIG_PCI */
+ asc_board_t *boardp;
- if (detect_called == ASC_FALSE) {
- detect_called = ASC_TRUE;
- } else {
- printk
- ("AdvanSys SCSI: advansys_detect() multiple calls ignored\n");
- return 0;
+ ASC_DBG(1, "advansys_release: begin\n");
+ scsi_remove_host(shost);
+ boardp = ASC_BOARDP(shost);
+ free_irq(shost->irq, shost);
+ if (shost->dma_channel != NO_ISA_DMA) {
+ ASC_DBG(1, "advansys_release: free_dma()\n");
+ free_dma(shost->dma_channel);
+ }
+ if (ASC_WIDE_BOARD(boardp)) {
+ iounmap(boardp->ioremap_addr);
+ advansys_wide_free_mem(boardp);
}
+ kfree(boardp->prtbuf);
+ scsi_host_put(shost);
+ ASC_DBG(1, "advansys_release: end\n");
+ return 0;
+}
- ASC_DBG(1, "advansys_detect: begin\n");
+static PortAddr _asc_def_iop_base[ASC_IOADR_TABLE_MAX_IX] __devinitdata = {
+ 0x100, 0x0110, 0x120, 0x0130, 0x140, 0x0150, 0x0190,
+ 0x0210, 0x0230, 0x0250, 0x0330
+};
- asc_board_count = 0;
+static int __devinit advansys_isa_probe(struct device *dev, unsigned int id)
+{
+ PortAddr iop_base = _asc_def_iop_base[id];
+ struct Scsi_Host *shost;
- /*
- * If I/O port probing has been modified, then verify and
- * clean-up the 'asc_ioport' list.
- */
- if (asc_iopflag == ASC_TRUE) {
- for (ioport = 0; ioport < ASC_NUM_IOPORT_PROBE; ioport++) {
- ASC_DBG2(1, "advansys_detect: asc_ioport[%d] 0x%x\n",
- ioport, asc_ioport[ioport]);
- if (asc_ioport[ioport] != 0) {
- for (iop = 0; iop < ASC_IOADR_TABLE_MAX_IX;
- iop++) {
- if (_asc_def_iop_base[iop] ==
- asc_ioport[ioport]) {
- break;
- }
- }
- if (iop == ASC_IOADR_TABLE_MAX_IX) {
- printk
- ("AdvanSys SCSI: specified I/O Port 0x%X is invalid\n",
- asc_ioport[ioport]);
- asc_ioport[ioport] = 0;
- }
- }
- }
- ioport = 0;
+ if (!request_region(iop_base, ASC_IOADR_GAP, "advansys")) {
+ ASC_DBG1(1, "advansys_isa_match: I/O port 0x%x busy\n",
+ iop_base);
+ return -ENODEV;
}
+ ASC_DBG1(1, "advansys_isa_match: probing I/O port 0x%x\n", iop_base);
+ if (!AscFindSignature(iop_base))
+ goto nodev;
+ if (!(AscGetChipVersion(iop_base, ASC_IS_ISA) & ASC_CHIP_VER_ISA_BIT))
+ goto nodev;
- for (bus = 0; bus < ASC_NUM_BUS; bus++) {
+ shost = advansys_board_found(iop_base, dev, ASC_IS_ISA);
+ if (!shost)
+ goto nodev;
- ASC_DBG2(1, "advansys_detect: bus search type %d (%s)\n",
- bus, asc_bus_name[bus]);
- iop = 0;
+ dev_set_drvdata(dev, shost);
+ return 0;
- while (asc_board_count < ASC_NUM_BOARD_SUPPORTED) {
+ nodev:
+ release_region(iop_base, ASC_IOADR_GAP);
+ return -ENODEV;
+}
- ASC_DBG1(2, "advansys_detect: asc_board_count %d\n",
- asc_board_count);
+static int __devexit advansys_isa_remove(struct device *dev, unsigned int id)
+{
+ int ioport = _asc_def_iop_base[id];
+ advansys_release(dev_get_drvdata(dev));
+ release_region(ioport, ASC_IOADR_GAP);
+ return 0;
+}
- switch (asc_bus[bus]) {
- case ASC_IS_ISA:
- case ASC_IS_VL:
-#ifdef CONFIG_ISA
- if (asc_iopflag == ASC_FALSE) {
- iop =
- AscSearchIOPortAddr(iop,
- asc_bus[bus]);
- } else {
- /*
- * ISA and VL I/O port scanning has either been
- * eliminated or limited to selected ports on
- * the LILO command line, /etc/lilo.conf, or
- * by setting variables when the module was loaded.
- */
- ASC_DBG(1,
- "advansys_detect: I/O port scanning modified\n");
- ioport_try_again:
- iop = 0;
- for (; ioport < ASC_NUM_IOPORT_PROBE;
- ioport++) {
- if ((iop =
- asc_ioport[ioport]) != 0) {
- break;
- }
- }
- if (iop) {
- ASC_DBG1(1,
- "advansys_detect: probing I/O port 0x%x...\n",
- iop);
- if (!request_region
- (iop, ASC_IOADR_GAP,
- "advansys")) {
- printk
- ("AdvanSys SCSI: specified I/O Port 0x%X is busy\n",
- iop);
- /* Don't try this I/O port twice. */
- asc_ioport[ioport] = 0;
- goto ioport_try_again;
- } else if (AscFindSignature(iop)
- == ASC_FALSE) {
- printk
- ("AdvanSys SCSI: specified I/O Port 0x%X has no adapter\n",
- iop);
- /* Don't try this I/O port twice. */
- release_region(iop,
- ASC_IOADR_GAP);
- asc_ioport[ioport] = 0;
- goto ioport_try_again;
- } else {
- /*
- * If this isn't an ISA board, then it must be
- * a VL board. If currently looking an ISA
- * board is being looked for then try for
- * another ISA board in 'asc_ioport'.
- */
- if (asc_bus[bus] ==
- ASC_IS_ISA
- &&
- (AscGetChipVersion
- (iop,
- ASC_IS_ISA) &
- ASC_CHIP_VER_ISA_BIT)
- == 0) {
- /*
- * Don't clear 'asc_ioport[ioport]'. Try
- * this board again for VL. Increment
- * 'ioport' past this board.
- */
- ioport++;
- release_region
- (iop,
- ASC_IOADR_GAP);
- goto ioport_try_again;
- }
- }
- /*
- * This board appears good, don't try the I/O port
- * again by clearing its value. Increment 'ioport'
- * for the next iteration.
- */
- asc_ioport[ioport++] = 0;
- }
- }
-#endif /* CONFIG_ISA */
- break;
+static struct isa_driver advansys_isa_driver = {
+ .probe = advansys_isa_probe,
+ .remove = __devexit_p(advansys_isa_remove),
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "advansys",
+ },
+};
- case ASC_IS_EISA:
-#ifdef CONFIG_ISA
- iop = AscSearchIOPortAddr(iop, asc_bus[bus]);
-#endif /* CONFIG_ISA */
- break;
+static int __devinit advansys_vlb_probe(struct device *dev, unsigned int id)
+{
+ PortAddr iop_base = _asc_def_iop_base[id];
+ struct Scsi_Host *shost;
- case ASC_IS_PCI:
-#ifdef CONFIG_PCI
- if (pci_init_search == 0) {
- int i, j;
-
- pci_init_search = 1;
-
- /* Find all PCI cards. */
- while (pci_device_id_cnt <
- ASC_PCI_DEVICE_ID_CNT) {
- if ((pdev =
- pci_find_device
- (PCI_VENDOR_ID_ASP,
- pci_device_id
- [pci_device_id_cnt],
- pdev)) == NULL) {
- pci_device_id_cnt++;
- } else {
- if (pci_enable_device
- (pdev) == 0) {
- pci_devicep
- [pci_card_cnt_max++]
- = pdev;
- }
- }
- }
+ if (!request_region(iop_base, ASC_IOADR_GAP, "advansys")) {
+ ASC_DBG1(1, "advansys_vlb_match: I/O port 0x%x busy\n",
+ iop_base);
+ return -ENODEV;
+ }
+ ASC_DBG1(1, "advansys_vlb_match: probing I/O port 0x%x\n", iop_base);
+ if (!AscFindSignature(iop_base))
+ goto nodev;
+ /*
+ * I don't think this condition can actually happen, but the old
+ * driver did it, and the chances of finding a VLB setup in 2007
+ * to do testing with is slight to none.
+ */
+ if (AscGetChipVersion(iop_base, ASC_IS_VL) > ASC_CHIP_MAX_VER_VL)
+ goto nodev;
- /*
- * Sort PCI cards in ascending order by PCI Bus, Slot,
- * and Device Number.
- */
- for (i = 0; i < pci_card_cnt_max - 1;
- i++) {
- for (j = i + 1;
- j < pci_card_cnt_max;
- j++) {
- if ((pci_devicep[j]->
- bus->number <
- pci_devicep[i]->
- bus->number)
- ||
- ((pci_devicep[j]->
- bus->number ==
- pci_devicep[i]->
- bus->number)
- &&
- (pci_devicep[j]->
- devfn <
- pci_devicep[i]->
- devfn))) {
- pdev =
- pci_devicep
- [i];
- pci_devicep[i] =
- pci_devicep
- [j];
- pci_devicep[j] =
- pdev;
- }
- }
- }
+ shost = advansys_board_found(iop_base, dev, ASC_IS_VL);
+ if (!shost)
+ goto nodev;
- pci_card_cnt = 0;
- } else {
- pci_card_cnt++;
- }
+ dev_set_drvdata(dev, shost);
+ return 0;
- if (pci_card_cnt == pci_card_cnt_max) {
- iop = 0;
- } else {
- pdev = pci_devicep[pci_card_cnt];
-
- ASC_DBG2(2,
- "advansys_detect: devfn %d, bus number %d\n",
- pdev->devfn,
- pdev->bus->number);
- iop = pci_resource_start(pdev, 0);
- ASC_DBG2(1,
- "advansys_detect: vendorID %X, deviceID %X\n",
- pdev->vendor,
- pdev->device);
- ASC_DBG2(2,
- "advansys_detect: iop %X, irqLine %d\n",
- iop, pdev->irq);
- }
- if (pdev)
- dev = &pdev->dev;
+ nodev:
+ release_region(iop_base, ASC_IOADR_GAP);
+ return -ENODEV;
+}
-#endif /* CONFIG_PCI */
- break;
+static struct isa_driver advansys_vlb_driver = {
+ .probe = advansys_vlb_probe,
+ .remove = __devexit_p(advansys_isa_remove),
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "advansys",
+ },
+};
- default:
- ASC_PRINT1
- ("advansys_detect: unknown bus type: %d\n",
- asc_bus[bus]);
- break;
- }
- ASC_DBG1(1, "advansys_detect: iop 0x%x\n", iop);
+static struct eisa_device_id advansys_eisa_table[] __devinitdata = {
+ { "ABP7401" },
+ { "ABP7501" },
+ { "" }
+};
- /*
- * Adapter not found, try next bus type.
- */
- if (iop == 0) {
- break;
- }
+MODULE_DEVICE_TABLE(eisa, advansys_eisa_table);
+
+/*
+ * EISA is a little more tricky than PCI; each EISA device may have two
+ * channels, and this driver is written to make each channel its own Scsi_Host
+ */
+struct eisa_scsi_data {
+ struct Scsi_Host *host[2];
+};
- advansys_board_found(iop, dev, asc_bus[bus]);
+static int __devinit advansys_eisa_probe(struct device *dev)
+{
+ int i, ioport;
+ int err;
+ struct eisa_device *edev = to_eisa_device(dev);
+ struct eisa_scsi_data *data;
+
+ err = -ENOMEM;
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
+ if (!data)
+ goto fail;
+ ioport = edev->base_addr + 0xc30;
+
+ err = -ENODEV;
+ for (i = 0; i < 2; i++, ioport += 0x20) {
+ if (!request_region(ioport, ASC_IOADR_GAP, "advansys")) {
+ printk(KERN_WARNING "Region %x-%x busy\n", ioport,
+ ioport + ASC_IOADR_GAP - 1);
+ continue;
}
+ if (!AscFindSignature(ioport)) {
+ release_region(ioport, ASC_IOADR_GAP);
+ continue;
+ }
+
+ /*
+ * I don't know why we need to do this for EISA chips, but
+ * not for any others. It looks to be equivalent to
+ * AscGetChipCfgMsw, but I may have overlooked something,
+ * so I'm not converting it until I get an EISA board to
+ * test with.
+ */
+ inw(ioport + 4);
+ data->host[i] = advansys_board_found(ioport, dev, ASC_IS_EISA);
+ if (data->host[i]) {
+ err = 0;
+ } else {
+ release_region(ioport, ASC_IOADR_GAP);
+ }
+ }
+
+ if (err) {
+ kfree(data);
+ } else {
+ dev_set_drvdata(dev, data);
}
- ASC_DBG1(1, "advansys_detect: done: asc_board_count %d\n",
- asc_board_count);
- return asc_board_count;
+ fail:
+ return err;
}
-/*
- * advansys_release()
- *
- * Release resources allocated for a single AdvanSys adapter.
- */
-static int advansys_release(struct Scsi_Host *shost)
+static __devexit int advansys_eisa_remove(struct device *dev)
{
- asc_board_t *boardp;
+ int i;
+ struct eisa_scsi_data *data = dev_get_drvdata(dev);
- ASC_DBG(1, "advansys_release: begin\n");
- boardp = ASC_BOARDP(shost);
- free_irq(shost->irq, boardp);
- if (shost->dma_channel != NO_ISA_DMA) {
- ASC_DBG(1, "advansys_release: free_dma()\n");
- free_dma(shost->dma_channel);
+ for (i = 0; i < 2; i++) {
+ int ioport;
+ struct Scsi_Host *shost = data->host[i];
+ if (!shost)
+ continue;
+ ioport = shost->io_port;
+ advansys_release(shost);
+ release_region(ioport, ASC_IOADR_GAP);
}
- release_region(shost->io_port, boardp->asc_n_io_port);
- if (ASC_WIDE_BOARD(boardp)) {
- adv_sgblk_t *sgp = NULL;
- iounmap(boardp->ioremap_addr);
- kfree(boardp->orig_carrp);
- boardp->orig_carrp = NULL;
- if (boardp->orig_reqp) {
- kfree(boardp->orig_reqp);
- boardp->orig_reqp = boardp->adv_reqp = NULL;
- }
- while ((sgp = boardp->adv_sgblkp) != NULL) {
- boardp->adv_sgblkp = sgp->next_sgblkp;
- kfree(sgp);
- }
- }
-#ifdef CONFIG_PROC_FS
- ASC_ASSERT(boardp->prtbuf != NULL);
- kfree(boardp->prtbuf);
-#endif /* CONFIG_PROC_FS */
- scsi_unregister(shost);
- ASC_DBG(1, "advansys_release: end\n");
+ kfree(data);
return 0;
}
-#ifdef CONFIG_PCI
+static struct eisa_driver advansys_eisa_driver = {
+ .id_table = advansys_eisa_table,
+ .driver = {
+ .name = "advansys",
+ .probe = advansys_eisa_probe,
+ .remove = __devexit_p(advansys_eisa_remove),
+ }
+};
+
/* PCI Devices supported by this driver */
static struct pci_device_id advansys_pci_tbl[] __devinitdata = {
{PCI_VENDOR_ID_ASP, PCI_DEVICE_ID_ASP_1200A,
};
MODULE_DEVICE_TABLE(pci, advansys_pci_tbl);
-#endif /* CONFIG_PCI */
+
+static void __devinit advansys_set_latency(struct pci_dev *pdev)
+{
+ if ((pdev->device == PCI_DEVICE_ID_ASP_1200A) ||
+ (pdev->device == PCI_DEVICE_ID_ASP_ABP940)) {
+ pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0);
+ } else {
+ u8 latency;
+ pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency);
+ if (latency < 0x20)
+ pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x20);
+ }
+}
+
+static int __devinit
+advansys_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ int err, ioport;
+ struct Scsi_Host *shost;
+
+ err = pci_enable_device(pdev);
+ if (err)
+ goto fail;
+ err = pci_request_regions(pdev, "advansys");
+ if (err)
+ goto disable_device;
+ pci_set_master(pdev);
+ advansys_set_latency(pdev);
+
+ if (pci_resource_len(pdev, 0) == 0)
+ goto nodev;
+
+ ioport = pci_resource_start(pdev, 0);
+ shost = advansys_board_found(ioport, &pdev->dev, ASC_IS_PCI);
+
+ if (!shost)
+ goto nodev;
+
+ pci_set_drvdata(pdev, shost);
+ return 0;
+
+ nodev:
+ err = -ENODEV;
+ pci_release_regions(pdev);
+ disable_device:
+ pci_disable_device(pdev);
+ fail:
+ return err;
+}
+
+static void __devexit advansys_pci_remove(struct pci_dev *pdev)
+{
+ advansys_release(pci_get_drvdata(pdev));
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+}
+
+static struct pci_driver advansys_pci_driver = {
+ .name = "advansys",
+ .id_table = advansys_pci_tbl,
+ .probe = advansys_pci_probe,
+ .remove = __devexit_p(advansys_pci_remove),
+};
+
+static int __init advansys_init(void)
+{
+ int error;
+
+ error = isa_register_driver(&advansys_isa_driver,
+ ASC_IOADR_TABLE_MAX_IX);
+ if (error)
+ goto fail;
+
+ error = isa_register_driver(&advansys_vlb_driver,
+ ASC_IOADR_TABLE_MAX_IX);
+ if (error)
+ goto unregister_isa;
+
+ error = eisa_driver_register(&advansys_eisa_driver);
+ if (error)
+ goto unregister_vlb;
+
+ error = pci_register_driver(&advansys_pci_driver);
+ if (error)
+ goto unregister_eisa;
+
+ return 0;
+
+ unregister_eisa:
+ eisa_driver_unregister(&advansys_eisa_driver);
+ unregister_vlb:
+ isa_unregister_driver(&advansys_vlb_driver);
+ unregister_isa:
+ isa_unregister_driver(&advansys_isa_driver);
+ fail:
+ return error;
+}
+
+static void __exit advansys_exit(void)
+{
+ pci_unregister_driver(&advansys_pci_driver);
+ eisa_driver_unregister(&advansys_eisa_driver);
+ isa_unregister_driver(&advansys_vlb_driver);
+ isa_unregister_driver(&advansys_isa_driver);
+}
+
+module_init(advansys_init);
+module_exit(advansys_exit);
MODULE_LICENSE("GPL");
projects / linux-2.6 / blobdiff