127 lines
4.6 KiB
C
127 lines
4.6 KiB
C
/*
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* Exported interface to downloadable microcode for AdvanSys SCSI Adapters
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*
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* $Id: advmcode.h,v 1.4 1998/09/15 07:03:34 gibbs Exp $
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*
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* Obtained from:
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*
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* Copyright (c) 1995-1998 Advanced System Products, Inc.
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* All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that redistributions of source
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* code retain the above copyright notice and this comment without
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* modification.
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*/
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#ifndef _ADMCODE_H_
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#define _ADMCODE_H_
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extern u_int16_t adw_mcode[];
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extern u_int16_t adw_mcode_size;
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extern u_int32_t adw_mcode_chksum;
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/*
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* Fixed LRAM locations of microcode operating variables.
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*/
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#define ADW_MC_CODE_BEGIN_ADDR 0x0028 /* microcode start address */
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#define ADW_MC_CODE_END_ADDR 0x002A /* microcode end address */
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#define ADW_MC_CODE_CHK_SUM 0x002C /* microcode code checksum */
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#define ADW_MC_STACK_BEGIN 0x002E /* microcode stack begin */
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#define ADW_MC_STACK_END 0x0030 /* microcode stack end */
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#define ADW_MC_VERSION_DATE 0x0038 /* microcode version */
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#define ADW_MC_VERSION_NUM 0x003A /* microcode number */
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#define ADW_MC_BIOSMEM 0x0040 /* BIOS RISC Memory Start */
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#define ADW_MC_BIOSLEN 0x0050 /* BIOS RISC Memory Length */
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#define ADW_MC_HALTCODE 0x0094 /* microcode halt code */
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#define ADW_MC_CALLERPC 0x0096 /* microcode halt caller PC */
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#define ADW_MC_ADAPTER_SCSI_ID 0x0098 /* one ID byte + reserved */
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#define ADW_MC_ULTRA_ABLE 0x009C
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#define ADW_MC_SDTR_ABLE 0x009E
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#define ADW_MC_TAGQNG_ABLE 0x00A0
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#define ADW_MC_DISC_ENABLE 0x00A2
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#define ADW_MC_IDLE_CMD 0x00A6
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#define ADW_MC_IDLE_PARA_STAT 0x00A8
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#define ADW_MC_DEFAULT_SCSI_CFG0 0x00AC
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#define ADW_MC_DEFAULT_SCSI_CFG1 0x00AE
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#define ADW_MC_DEFAULT_MEM_CFG 0x00B0
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#define ADW_MC_DEFAULT_SEL_MASK 0x00B2
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#define ADW_MC_RISC_NEXT_READY 0x00B4
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#define ADW_MC_RISC_NEXT_DONE 0x00B5
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#define ADW_MC_SDTR_DONE 0x00B6
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#define ADW_MC_NUMBER_OF_QUEUED_CMD 0x00C0
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#define ADW_MC_NUMBER_OF_MAX_CMD 0x00D0
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#define ADW_MC_DEVICE_HSHK_CFG_TABLE 0x0100
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#define ADW_HSHK_CFG_WIDE_XFR 0x8000
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#define ADW_HSHK_CFG_RATE_MASK 0x0F00
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#define ADW_HSHK_CFG_RATE_SHIFT 8
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#define ADW_HSHK_CFG_PERIOD_FACTOR(cfg_val) \
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((((((cfg_val) & ADW_HSHK_CFG_RATE_MASK) >> ADW_HSHK_CFG_RATE_SHIFT) \
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* 25) + 50)/4)
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#define ADW_HSHK_CFG_OFFSET 0x001F
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#define ADW_MC_WDTR_ABLE 0x0120 /* Wide Transfer TID bitmask. */
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#define ADW_MC_CONTROL_FLAG 0x0122 /* Microcode control flag. */
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#define ADW_MC_CONTROL_IGN_PERR 0x0001 /* Ignore DMA Parity Errors */
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#define ADW_MC_WDTR_DONE 0x0124
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#define ADW_MC_HOST_NEXT_READY 0x0128 /* Host Next Ready RQL Entry. */
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#define ADW_MC_HOST_NEXT_DONE 0x0129 /* Host Next Done RQL Entry. */
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/*
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* LRAM RISC Queue Lists (LRAM addresses 0x1200 - 0x19FF)
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*
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* Each of the 255 Adv Library/Microcode RISC queue lists or mailboxes
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* starting at LRAM address 0x1200 is 8 bytes and has the following
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* structure. Only 253 of these are actually used for command queues.
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*/
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#define ADW_MC_RISC_Q_LIST_BASE 0x1200
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#define ADW_MC_RISC_Q_LIST_SIZE 0x0008
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#define ADW_MC_RISC_Q_TOTAL_CNT 0x00FF /* Num. queue slots in LRAM. */
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#define ADW_MC_RISC_Q_FIRST 0x0001
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#define ADW_MC_RISC_Q_LAST 0x00FF
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/* RISC Queue List structure - 8 bytes */
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#define RQL_FWD 0 /* forward pointer (1 byte) */
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#define RQL_BWD 1 /* backward pointer (1 byte) */
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#define RQL_STATE 2 /* state byte - free, ready, done, aborted (1 byte) */
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#define RQL_TID 3 /* request target id (1 byte) */
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#define RQL_PHYADDR 4 /* request physical pointer (4 bytes) */
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/* RISC Queue List state values */
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#define ADW_MC_QS_FREE 0x00
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#define ADW_MC_QS_READY 0x01
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#define ADW_MC_QS_DONE 0x40
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#define ADW_MC_QS_ABORTED 0x80
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/* RISC Queue List pointer values */
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#define ADW_MC_NULL_Q 0x00
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#define ADW_MC_BIOS_Q 0xFF
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/* ADW_SCSI_REQ_Q 'cntl' field values */
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#define ADW_MC_QC_START_MOTOR 0x02 /* Issue start motor. */
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#define ADW_MC_QC_NO_OVERRUN 0x04 /* Don't report overrun. */
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#define ADW_MC_QC_FIRST_DMA 0x08 /* Internal microcode flag. */
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#define ADW_MC_QC_ABORTED 0x10 /* Request aborted by host. */
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#define ADW_MC_QC_REQ_SENSE 0x20 /* Auto-Request Sense. */
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#define ADW_MC_QC_DOS_REQ 0x80 /* Request issued by DOS. */
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/*
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* Microcode idle loop commands
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*/
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typedef enum {
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ADW_IDLE_CMD_COMPLETED = 0x0000,
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ADW_IDLE_CMD_STOP_CHIP = 0x0001,
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ADW_IDLE_CMD_STOP_CHIP_SEND_INT = 0x0002,
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ADW_IDLE_CMD_SEND_INT = 0x0004,
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ADW_IDLE_CMD_ABORT = 0x0008,
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ADW_IDLE_CMD_DEVICE_RESET = 0x0010,
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ADW_IDLE_CMD_SCSI_RESET = 0x0020
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} adw_idle_cmd_t;
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typedef enum {
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ADW_IDLE_CMD_FAILURE = 0x0000,
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ADW_IDLE_CMD_SUCCESS = 0x0001
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} adw_idle_cmd_status_t;
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#endif /* _ADMCODE_H_ */
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