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linux/drivers/scsi/sym53c8xx_2/sym_defs.h
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Device driver for the SYMBIOS/LSILOGIC 53C8XX and 53C1010 family
* of PCI-SCSI IO processors.
*
* Copyright (C) 1999-2001 Gerard Roudier <groudier@free.fr>
*
* This driver is derived from the Linux sym53c8xx driver.
* Copyright (C) 1998-2000 Gerard Roudier
*
* The sym53c8xx driver is derived from the ncr53c8xx driver that had been
* a port of the FreeBSD ncr driver to Linux-1.2.13.
*
* The original ncr driver has been written for 386bsd and FreeBSD by
* Wolfgang Stanglmeier <wolf@cologne.de>
* Stefan Esser <se@mi.Uni-Koeln.de>
* Copyright (C) 1994 Wolfgang Stanglmeier
*
* Other major contributions:
*
* NVRAM detection and reading.
* Copyright (C) 1997 Richard Waltham <dormouse@farsrobt.demon.co.uk>
*
*-----------------------------------------------------------------------------
*/
#ifndef SYM_DEFS_H
#define SYM_DEFS_H
#define SYM_VERSION "2.2.3"
#define SYM_DRIVER_NAME "sym-" SYM_VERSION
/*
* SYM53C8XX device features descriptor.
*/
struct sym_chip {
u_short device_id;
u_short revision_id;
char *name;
u_char burst_max; /* log-base-2 of max burst */
u_char offset_max;
u_char nr_divisor;
u_char lp_probe_bit;
u_int features;
#define FE_LED0 (1<<0)
#define FE_WIDE (1<<1) /* Wide data transfers */
#define FE_ULTRA (1<<2) /* Ultra speed 20Mtrans/sec */
#define FE_ULTRA2 (1<<3) /* Ultra 2 - 40 Mtrans/sec */
#define FE_DBLR (1<<4) /* Clock doubler present */
#define FE_QUAD (1<<5) /* Clock quadrupler present */
#define FE_ERL (1<<6) /* Enable read line */
#define FE_CLSE (1<<7) /* Cache line size enable */
#define FE_WRIE (1<<8) /* Write & Invalidate enable */
#define FE_ERMP (1<<9) /* Enable read multiple */
#define FE_BOF (1<<10) /* Burst opcode fetch */
#define FE_DFS (1<<11) /* DMA fifo size */
#define FE_PFEN (1<<12) /* Prefetch enable */
#define FE_LDSTR (1<<13) /* Load/Store supported */
#define FE_RAM (1<<14) /* On chip RAM present */
#define FE_VARCLK (1<<15) /* Clock frequency may vary */
#define FE_RAM8K (1<<16) /* On chip RAM sized 8Kb */
#define FE_64BIT (1<<17) /* 64-bit PCI BUS interface */
#define FE_IO256 (1<<18) /* Requires full 256 bytes in PCI space */
#define FE_NOPM (1<<19) /* Scripts handles phase mismatch */
#define FE_LEDC (1<<20) /* Hardware control of LED */
#define FE_ULTRA3 (1<<21) /* Ultra 3 - 80 Mtrans/sec DT */
#define FE_66MHZ (1<<22) /* 66MHz PCI support */
#define FE_CRC (1<<23) /* CRC support */
#define FE_DIFF (1<<24) /* SCSI HVD support */
#define FE_DFBC (1<<25) /* Have DFBC register */
#define FE_LCKFRQ (1<<26) /* Have LCKFRQ */
#define FE_C10 (1<<27) /* Various C10 core (mis)features */
#define FE_U3EN (1<<28) /* U3EN bit usable */
#define FE_DAC (1<<29) /* Support PCI DAC (64 bit addressing) */
#define FE_ISTAT1 (1<<30) /* Have ISTAT1, MBOX0, MBOX1 registers */
#define FE_CACHE_SET (FE_ERL|FE_CLSE|FE_WRIE|FE_ERMP)
#define FE_CACHE0_SET (FE_CACHE_SET & ~FE_ERL)
};
/*
* SYM53C8XX IO register data structure.
*/
struct sym_reg {
/*00*/ u8 nc_scntl0; /* full arb., ena parity, par->ATN */
/*01*/ u8 nc_scntl1; /* no reset */
#define ISCON 0x10 /* connected to scsi */
#define CRST 0x08 /* force reset */
#define IARB 0x02 /* immediate arbitration */
/*02*/ u8 nc_scntl2; /* no disconnect expected */
#define SDU 0x80 /* cmd: disconnect will raise error */
#define CHM 0x40 /* sta: chained mode */
#define WSS 0x08 /* sta: wide scsi send [W]*/
#define WSR 0x01 /* sta: wide scsi received [W]*/
/*03*/ u8 nc_scntl3; /* cnf system clock dependent */
#define EWS 0x08 /* cmd: enable wide scsi [W]*/
#define ULTRA 0x80 /* cmd: ULTRA enable */
/* bits 0-2, 7 rsvd for C1010 */
/*04*/ u8 nc_scid; /* cnf host adapter scsi address */
#define RRE 0x40 /* r/w:e enable response to resel. */
#define SRE 0x20 /* r/w:e enable response to select */
/*05*/ u8 nc_sxfer; /* ### Sync speed and count */
/* bits 6-7 rsvd for C1010 */
/*06*/ u8 nc_sdid; /* ### Destination-ID */
/*07*/ u8 nc_gpreg; /* ??? IO-Pins */
/*08*/ u8 nc_sfbr; /* ### First byte received */
/*09*/ u8 nc_socl;
#define CREQ 0x80 /* r/w: SCSI-REQ */
#define CACK 0x40 /* r/w: SCSI-ACK */
#define CBSY 0x20 /* r/w: SCSI-BSY */
#define CSEL 0x10 /* r/w: SCSI-SEL */
#define CATN 0x08 /* r/w: SCSI-ATN */
#define CMSG 0x04 /* r/w: SCSI-MSG */
#define CC_D 0x02 /* r/w: SCSI-C_D */
#define CI_O 0x01 /* r/w: SCSI-I_O */
/*0a*/ u8 nc_ssid;
/*0b*/ u8 nc_sbcl;
/*0c*/ u8 nc_dstat;
#define DFE 0x80 /* sta: dma fifo empty */
#define MDPE 0x40 /* int: master data parity error */
#define BF 0x20 /* int: script: bus fault */
#define ABRT 0x10 /* int: script: command aborted */
#define SSI 0x08 /* int: script: single step */
#define SIR 0x04 /* int: script: interrupt instruct. */
#define IID 0x01 /* int: script: illegal instruct. */
/*0d*/ u8 nc_sstat0;
#define ILF 0x80 /* sta: data in SIDL register lsb */
#define ORF 0x40 /* sta: data in SODR register lsb */
#define OLF 0x20 /* sta: data in SODL register lsb */
#define AIP 0x10 /* sta: arbitration in progress */
#define LOA 0x08 /* sta: arbitration lost */
#define WOA 0x04 /* sta: arbitration won */
#define IRST 0x02 /* sta: scsi reset signal */
#define SDP 0x01 /* sta: scsi parity signal */
/*0e*/ u8 nc_sstat1;
#define FF3210 0xf0 /* sta: bytes in the scsi fifo */
/*0f*/ u8 nc_sstat2;
#define ILF1 0x80 /* sta: data in SIDL register msb[W]*/
#define ORF1 0x40 /* sta: data in SODR register msb[W]*/
#define OLF1 0x20 /* sta: data in SODL register msb[W]*/
#define DM 0x04 /* sta: DIFFSENS mismatch (895/6 only) */
#define LDSC 0x02 /* sta: disconnect & reconnect */
/*10*/ u8 nc_dsa; /* --> Base page */
/*11*/ u8 nc_dsa1;
/*12*/ u8 nc_dsa2;
/*13*/ u8 nc_dsa3;
/*14*/ u8 nc_istat; /* --> Main Command and status */
#define CABRT 0x80 /* cmd: abort current operation */
#define SRST 0x40 /* mod: reset chip */
#define SIGP 0x20 /* r/w: message from host to script */
#define SEM 0x10 /* r/w: message between host + script */
#define CON 0x08 /* sta: connected to scsi */
#define INTF 0x04 /* sta: int on the fly (reset by wr)*/
#define SIP 0x02 /* sta: scsi-interrupt */
#define DIP 0x01 /* sta: host/script interrupt */
/*15*/ u8 nc_istat1; /* 896 only */
#define FLSH 0x04 /* sta: chip is flushing */
#define SCRUN 0x02 /* sta: scripts are running */
#define SIRQD 0x01 /* r/w: disable INT pin */
/*16*/ u8 nc_mbox0; /* 896 only */
/*17*/ u8 nc_mbox1; /* 896 only */
/*18*/ u8 nc_ctest0;
/*19*/ u8 nc_ctest1;
/*1a*/ u8 nc_ctest2;
#define CSIGP 0x40
/* bits 0-2,7 rsvd for C1010 */
/*1b*/ u8 nc_ctest3;
#define FLF 0x08 /* cmd: flush dma fifo */
#define CLF 0x04 /* cmd: clear dma fifo */
#define FM 0x02 /* mod: fetch pin mode */
#define WRIE 0x01 /* mod: write and invalidate enable */
/* bits 4-7 rsvd for C1010 */
/*1c*/ u32 nc_temp; /* ### Temporary stack */
/*20*/ u8 nc_dfifo;
/*21*/ u8 nc_ctest4;
#define BDIS 0x80 /* mod: burst disable */
#define MPEE 0x08 /* mod: master parity error enable */
/*22*/ u8 nc_ctest5;
#define DFS 0x20 /* mod: dma fifo size */
/* bits 0-1, 3-7 rsvd for C1010 */
/*23*/ u8 nc_ctest6;
/*24*/ u32 nc_dbc; /* ### Byte count and command */
/*28*/ u32 nc_dnad; /* ### Next command register */
/*2c*/ u32 nc_dsp; /* --> Script Pointer */
/*30*/ u32 nc_dsps; /* --> Script pointer save/opcode#2 */
/*34*/ u8 nc_scratcha; /* Temporary register a */
/*35*/ u8 nc_scratcha1;
/*36*/ u8 nc_scratcha2;
/*37*/ u8 nc_scratcha3;
/*38*/ u8 nc_dmode;
#define BL_2 0x80 /* mod: burst length shift value +2 */
#define BL_1 0x40 /* mod: burst length shift value +1 */
#define ERL 0x08 /* mod: enable read line */
#define ERMP 0x04 /* mod: enable read multiple */
#define BOF 0x02 /* mod: burst op code fetch */
/*39*/ u8 nc_dien;
/*3a*/ u8 nc_sbr;
/*3b*/ u8 nc_dcntl; /* --> Script execution control */
#define CLSE 0x80 /* mod: cache line size enable */
#define PFF 0x40 /* cmd: pre-fetch flush */
#define PFEN 0x20 /* mod: pre-fetch enable */
#define SSM 0x10 /* mod: single step mode */
#define IRQM 0x08 /* mod: irq mode (1 = totem pole !) */
#define STD 0x04 /* cmd: start dma mode */
#define IRQD 0x02 /* mod: irq disable */
#define NOCOM 0x01 /* cmd: protect sfbr while reselect */
/* bits 0-1 rsvd for C1010 */
/*3c*/ u32 nc_adder;
/*40*/ u16 nc_sien; /* -->: interrupt enable */
/*42*/ u16 nc_sist; /* <--: interrupt status */
#define SBMC 0x1000/* sta: SCSI Bus Mode Change (895/6 only) */
#define STO 0x0400/* sta: timeout (select) */
#define GEN 0x0200/* sta: timeout (general) */
#define HTH 0x0100/* sta: timeout (handshake) */
#define MA 0x80 /* sta: phase mismatch */
#define CMP 0x40 /* sta: arbitration complete */
#define SEL 0x20 /* sta: selected by another device */
#define RSL 0x10 /* sta: reselected by another device*/
#define SGE 0x08 /* sta: gross error (over/underflow)*/
#define UDC 0x04 /* sta: unexpected disconnect */
#define RST 0x02 /* sta: scsi bus reset detected */
#define PAR 0x01 /* sta: scsi parity error */
/*44*/ u8 nc_slpar;
/*45*/ u8 nc_swide;
/*46*/ u8 nc_macntl;
/*47*/ u8 nc_gpcntl;
/*48*/ u8 nc_stime0; /* cmd: timeout for select&handshake*/
/*49*/ u8 nc_stime1; /* cmd: timeout user defined */
/*4a*/ u16 nc_respid; /* sta: Reselect-IDs */
/*4c*/ u8 nc_stest0;
/*4d*/ u8 nc_stest1;
#define SCLK 0x80 /* Use the PCI clock as SCSI clock */
#define DBLEN 0x08 /* clock doubler running */
#define DBLSEL 0x04 /* clock doubler selected */
/*4e*/ u8 nc_stest2;
#define ROF 0x40 /* reset scsi offset (after gross error!) */
#define EXT 0x02 /* extended filtering */
/*4f*/ u8 nc_stest3;
#define TE 0x80 /* c: tolerAnt enable */
#define HSC 0x20 /* c: Halt SCSI Clock */
#define CSF 0x02 /* c: clear scsi fifo */
/*50*/ u16 nc_sidl; /* Lowlevel: latched from scsi data */
/*52*/ u8 nc_stest4;
#define SMODE 0xc0 /* SCSI bus mode (895/6 only) */
#define SMODE_HVD 0x40 /* High Voltage Differential */
#define SMODE_SE 0x80 /* Single Ended */
#define SMODE_LVD 0xc0 /* Low Voltage Differential */
#define LCKFRQ 0x20 /* Frequency Lock (895/6 only) */
/* bits 0-5 rsvd for C1010 */
/*53*/ u8 nc_53_;
/*54*/ u16 nc_sodl; /* Lowlevel: data out to scsi data */
/*56*/ u8 nc_ccntl0; /* Chip Control 0 (896) */
#define ENPMJ 0x80 /* Enable Phase Mismatch Jump */
#define PMJCTL 0x40 /* Phase Mismatch Jump Control */
#define ENNDJ 0x20 /* Enable Non Data PM Jump */
#define DISFC 0x10 /* Disable Auto FIFO Clear */
#define DILS 0x02 /* Disable Internal Load/Store */
#define DPR 0x01 /* Disable Pipe Req */
/*57*/ u8 nc_ccntl1; /* Chip Control 1 (896) */
#define ZMOD 0x80 /* High Impedance Mode */
#define DDAC 0x08 /* Disable Dual Address Cycle */
#define XTIMOD 0x04 /* 64-bit Table Ind. Indexing Mode */
#define EXTIBMV 0x02 /* Enable 64-bit Table Ind. BMOV */
#define EXDBMV 0x01 /* Enable 64-bit Direct BMOV */
/*58*/ u16 nc_sbdl; /* Lowlevel: data from scsi data */
/*5a*/ u16 nc_5a_;
/*5c*/ u8 nc_scr0; /* Working register B */
/*5d*/ u8 nc_scr1;
/*5e*/ u8 nc_scr2;
/*5f*/ u8 nc_scr3;
/*60*/ u8 nc_scrx[64]; /* Working register C-R */
/*a0*/ u32 nc_mmrs; /* Memory Move Read Selector */
/*a4*/ u32 nc_mmws; /* Memory Move Write Selector */
/*a8*/ u32 nc_sfs; /* Script Fetch Selector */
/*ac*/ u32 nc_drs; /* DSA Relative Selector */
/*b0*/ u32 nc_sbms; /* Static Block Move Selector */
/*b4*/ u32 nc_dbms; /* Dynamic Block Move Selector */
/*b8*/ u32 nc_dnad64; /* DMA Next Address 64 */
/*bc*/ u16 nc_scntl4; /* C1010 only */
#define U3EN 0x80 /* Enable Ultra 3 */
#define AIPCKEN 0x40 /* AIP checking enable */
/* Also enable AIP generation on C10-33*/
#define XCLKH_DT 0x08 /* Extra clock of data hold on DT edge */
#define XCLKH_ST 0x04 /* Extra clock of data hold on ST edge */
#define XCLKS_DT 0x02 /* Extra clock of data set on DT edge */
#define XCLKS_ST 0x01 /* Extra clock of data set on ST edge */
/*be*/ u8 nc_aipcntl0; /* AIP Control 0 C1010 only */
/*bf*/ u8 nc_aipcntl1; /* AIP Control 1 C1010 only */
#define DISAIP 0x08 /* Disable AIP generation C10-66 only */
/*c0*/ u32 nc_pmjad1; /* Phase Mismatch Jump Address 1 */
/*c4*/ u32 nc_pmjad2; /* Phase Mismatch Jump Address 2 */
/*c8*/ u8 nc_rbc; /* Remaining Byte Count */
/*c9*/ u8 nc_rbc1;
/*ca*/ u8 nc_rbc2;
/*cb*/ u8 nc_rbc3;
/*cc*/ u8 nc_ua; /* Updated Address */
/*cd*/ u8 nc_ua1;
/*ce*/ u8 nc_ua2;
/*cf*/ u8 nc_ua3;
/*d0*/ u32 nc_esa; /* Entry Storage Address */
/*d4*/ u8 nc_ia; /* Instruction Address */
/*d5*/ u8 nc_ia1;
/*d6*/ u8 nc_ia2;
/*d7*/ u8 nc_ia3;
/*d8*/ u32 nc_sbc; /* SCSI Byte Count (3 bytes only) */
/*dc*/ u32 nc_csbc; /* Cumulative SCSI Byte Count */
/* Following for C1010 only */
/*e0*/ u16 nc_crcpad; /* CRC Value */
/*e2*/ u8 nc_crccntl0; /* CRC control register */
#define SNDCRC 0x10 /* Send CRC Request */
/*e3*/ u8 nc_crccntl1; /* CRC control register */
/*e4*/ u32 nc_crcdata; /* CRC data register */
/*e8*/ u32 nc_e8_;
/*ec*/ u32 nc_ec_;
/*f0*/ u16 nc_dfbc; /* DMA FIFO byte count */
};
/*-----------------------------------------------------------
*
* Utility macros for the script.
*
*-----------------------------------------------------------
*/
#define REGJ(p,r) (offsetof(struct sym_reg, p ## r))
#define REG(r) REGJ (nc_, r)
/*-----------------------------------------------------------
*
* SCSI phases
*
*-----------------------------------------------------------
*/
#define SCR_DATA_OUT 0x00000000
#define SCR_DATA_IN 0x01000000
#define SCR_COMMAND 0x02000000
#define SCR_STATUS 0x03000000
#define SCR_DT_DATA_OUT 0x04000000
#define SCR_DT_DATA_IN 0x05000000
#define SCR_MSG_OUT 0x06000000
#define SCR_MSG_IN 0x07000000
/* DT phases are illegal for non Ultra3 mode */
#define SCR_ILG_OUT 0x04000000
#define SCR_ILG_IN 0x05000000
/*-----------------------------------------------------------
*
* Data transfer via SCSI.
*
*-----------------------------------------------------------
*
* MOVE_ABS (LEN)
* <<start address>>
*
* MOVE_IND (LEN)
* <<dnad_offset>>
*
* MOVE_TBL
* <<dnad_offset>>
*
*-----------------------------------------------------------
*/
#define OPC_MOVE 0x08000000
#define SCR_MOVE_ABS(l) ((0x00000000 | OPC_MOVE) | (l))
/* #define SCR_MOVE_IND(l) ((0x20000000 | OPC_MOVE) | (l)) */
#define SCR_MOVE_TBL (0x10000000 | OPC_MOVE)
#define SCR_CHMOV_ABS(l) ((0x00000000) | (l))
/* #define SCR_CHMOV_IND(l) ((0x20000000) | (l)) */
#define SCR_CHMOV_TBL (0x10000000)
#ifdef SYM_CONF_TARGET_ROLE_SUPPORT
/* We steal the `indirect addressing' flag for target mode MOVE in scripts */
#define OPC_TCHMOVE 0x08000000
#define SCR_TCHMOVE_ABS(l) ((0x20000000 | OPC_TCHMOVE) | (l))
#define SCR_TCHMOVE_TBL (0x30000000 | OPC_TCHMOVE)
#define SCR_TMOV_ABS(l) ((0x20000000) | (l))
#define SCR_TMOV_TBL (0x30000000)
#endif
struct sym_tblmove {
u32 size;
u32 addr;
};
/*-----------------------------------------------------------
*
* Selection
*
*-----------------------------------------------------------
*
* SEL_ABS | SCR_ID (0..15) [ | REL_JMP]
* <<alternate_address>>
*
* SEL_TBL | << dnad_offset>> [ | REL_JMP]
* <<alternate_address>>
*
*-----------------------------------------------------------
*/
#define SCR_SEL_ABS 0x40000000
#define SCR_SEL_ABS_ATN 0x41000000
#define SCR_SEL_TBL 0x42000000
#define SCR_SEL_TBL_ATN 0x43000000
#ifdef SYM_CONF_TARGET_ROLE_SUPPORT
#define SCR_RESEL_ABS 0x40000000
#define SCR_RESEL_ABS_ATN 0x41000000
#define SCR_RESEL_TBL 0x42000000
#define SCR_RESEL_TBL_ATN 0x43000000
#endif
struct sym_tblsel {
u_char sel_scntl4; /* C1010 only */
u_char sel_sxfer;
u_char sel_id;
u_char sel_scntl3;
};
#define SCR_JMP_REL 0x04000000
#define SCR_ID(id) (((u32)(id)) << 16)
/*-----------------------------------------------------------
*
* Waiting for Disconnect or Reselect
*
*-----------------------------------------------------------
*
* WAIT_DISC
* dummy: <<alternate_address>>
*
* WAIT_RESEL
* <<alternate_address>>
*
*-----------------------------------------------------------
*/
#define SCR_WAIT_DISC 0x48000000
#define SCR_WAIT_RESEL 0x50000000
#ifdef SYM_CONF_TARGET_ROLE_SUPPORT
#define SCR_DISCONNECT 0x48000000
#endif
/*-----------------------------------------------------------
*
* Bit Set / Reset
*
*-----------------------------------------------------------
*
* SET (flags {|.. })
*
* CLR (flags {|.. })
*
*-----------------------------------------------------------
*/
#define SCR_SET(f) (0x58000000 | (f))
#define SCR_CLR(f) (0x60000000 | (f))
#define SCR_CARRY 0x00000400
#define SCR_TRG 0x00000200
#define SCR_ACK 0x00000040
#define SCR_ATN 0x00000008
/*-----------------------------------------------------------
*
* Memory to memory move
*
*-----------------------------------------------------------
*
* COPY (bytecount)
* << source_address >>
* << destination_address >>
*
* SCR_COPY sets the NO FLUSH option by default.
* SCR_COPY_F does not set this option.
*
* For chips which do not support this option,
* sym_fw_bind_script() will remove this bit.
*
*-----------------------------------------------------------
*/
#define SCR_NO_FLUSH 0x01000000
#define SCR_COPY(n) (0xc0000000 | SCR_NO_FLUSH | (n))
#define SCR_COPY_F(n) (0xc0000000 | (n))
/*-----------------------------------------------------------
*
* Register move and binary operations
*
*-----------------------------------------------------------
*
* SFBR_REG (reg, op, data) reg = SFBR op data
* << 0 >>
*
* REG_SFBR (reg, op, data) SFBR = reg op data
* << 0 >>
*
* REG_REG (reg, op, data) reg = reg op data
* << 0 >>
*
*-----------------------------------------------------------
*
* On 825A, 875, 895 and 896 chips the content
* of SFBR register can be used as data (SCR_SFBR_DATA).
* The 896 has additionnal IO registers starting at
* offset 0x80. Bit 7 of register offset is stored in
* bit 7 of the SCRIPTS instruction first DWORD.
*
*-----------------------------------------------------------
*/
#define SCR_REG_OFS(ofs) ((((ofs) & 0x7f) << 16ul) + ((ofs) & 0x80))
#define SCR_SFBR_REG(reg,op,data) \
(0x68000000 | (SCR_REG_OFS(REG(reg))) | (op) | (((data)&0xff)<<8ul))
#define SCR_REG_SFBR(reg,op,data) \
(0x70000000 | (SCR_REG_OFS(REG(reg))) | (op) | (((data)&0xff)<<8ul))
#define SCR_REG_REG(reg,op,data) \
(0x78000000 | (SCR_REG_OFS(REG(reg))) | (op) | (((data)&0xff)<<8ul))
#define SCR_LOAD 0x00000000
#define SCR_SHL 0x01000000
#define SCR_OR 0x02000000
#define SCR_XOR 0x03000000
#define SCR_AND 0x04000000
#define SCR_SHR 0x05000000
#define SCR_ADD 0x06000000
#define SCR_ADDC 0x07000000
#define SCR_SFBR_DATA (0x00800000>>8ul) /* Use SFBR as data */
/*-----------------------------------------------------------
*
* FROM_REG (reg) SFBR = reg
* << 0 >>
*
* TO_REG (reg) reg = SFBR
* << 0 >>
*
* LOAD_REG (reg, data) reg = <data>
* << 0 >>
*
* LOAD_SFBR(data) SFBR = <data>
* << 0 >>
*
*-----------------------------------------------------------
*/
#define SCR_FROM_REG(reg) \
SCR_REG_SFBR(reg,SCR_OR,0)
#define SCR_TO_REG(reg) \
SCR_SFBR_REG(reg,SCR_OR,0)
#define SCR_LOAD_REG(reg,data) \
SCR_REG_REG(reg,SCR_LOAD,data)
#define SCR_LOAD_SFBR(data) \
(SCR_REG_SFBR (gpreg, SCR_LOAD, data))
/*-----------------------------------------------------------
*
* LOAD from memory to register.
* STORE from register to memory.
*
* Only supported by 810A, 860, 825A, 875, 895 and 896.
*
*-----------------------------------------------------------
*
* LOAD_ABS (LEN)
* <<start address>>
*
* LOAD_REL (LEN) (DSA relative)
* <<dsa_offset>>
*
*-----------------------------------------------------------
*/
#define SCR_REG_OFS2(ofs) (((ofs) & 0xff) << 16ul)
#define SCR_NO_FLUSH2 0x02000000
#define SCR_DSA_REL2 0x10000000
#define SCR_LOAD_R(reg, how, n) \
(0xe1000000 | how | (SCR_REG_OFS2(REG(reg))) | (n))
#define SCR_STORE_R(reg, how, n) \
(0xe0000000 | how | (SCR_REG_OFS2(REG(reg))) | (n))
#define SCR_LOAD_ABS(reg, n) SCR_LOAD_R(reg, SCR_NO_FLUSH2, n)
#define SCR_LOAD_REL(reg, n) SCR_LOAD_R(reg, SCR_NO_FLUSH2|SCR_DSA_REL2, n)
#define SCR_LOAD_ABS_F(reg, n) SCR_LOAD_R(reg, 0, n)
#define SCR_LOAD_REL_F(reg, n) SCR_LOAD_R(reg, SCR_DSA_REL2, n)
#define SCR_STORE_ABS(reg, n) SCR_STORE_R(reg, SCR_NO_FLUSH2, n)
#define SCR_STORE_REL(reg, n) SCR_STORE_R(reg, SCR_NO_FLUSH2|SCR_DSA_REL2,n)
#define SCR_STORE_ABS_F(reg, n) SCR_STORE_R(reg, 0, n)
#define SCR_STORE_REL_F(reg, n) SCR_STORE_R(reg, SCR_DSA_REL2, n)
/*-----------------------------------------------------------
*
* Waiting for Disconnect or Reselect
*
*-----------------------------------------------------------
*
* JUMP [ | IFTRUE/IFFALSE ( ... ) ]
* <<address>>
*
* JUMPR [ | IFTRUE/IFFALSE ( ... ) ]
* <<distance>>
*
* CALL [ | IFTRUE/IFFALSE ( ... ) ]
* <<address>>
*
* CALLR [ | IFTRUE/IFFALSE ( ... ) ]
* <<distance>>
*
* RETURN [ | IFTRUE/IFFALSE ( ... ) ]
* <<dummy>>
*
* INT [ | IFTRUE/IFFALSE ( ... ) ]
* <<ident>>
*
* INT_FLY [ | IFTRUE/IFFALSE ( ... ) ]
* <<ident>>
*
* Conditions:
* WHEN (phase)
* IF (phase)
* CARRYSET
* DATA (data, mask)
*
*-----------------------------------------------------------
*/
#define SCR_NO_OP 0x80000000
#define SCR_JUMP 0x80080000
#define SCR_JUMP64 0x80480000
#define SCR_JUMPR 0x80880000
#define SCR_CALL 0x88080000
#define SCR_CALLR 0x88880000
#define SCR_RETURN 0x90080000
#define SCR_INT 0x98080000
#define SCR_INT_FLY 0x98180000
#define IFFALSE(arg) (0x00080000 | (arg))
#define IFTRUE(arg) (0x00000000 | (arg))
#define WHEN(phase) (0x00030000 | (phase))
#define IF(phase) (0x00020000 | (phase))
#define DATA(D) (0x00040000 | ((D) & 0xff))
#define MASK(D,M) (0x00040000 | (((M ^ 0xff) & 0xff) << 8ul)|((D) & 0xff))
#define CARRYSET (0x00200000)
/*-----------------------------------------------------------
*
* SCSI constants.
*
*-----------------------------------------------------------
*/
/*
* Messages
*/
#define M_COMPLETE COMMAND_COMPLETE
#define M_EXTENDED EXTENDED_MESSAGE
#define M_SAVE_DP SAVE_POINTERS
#define M_RESTORE_DP RESTORE_POINTERS
#define M_DISCONNECT DISCONNECT
#define M_ID_ERROR INITIATOR_ERROR
#define M_ABORT ABORT_TASK_SET
#define M_REJECT MESSAGE_REJECT
#define M_NOOP NOP
#define M_PARITY MSG_PARITY_ERROR
#define M_LCOMPLETE LINKED_CMD_COMPLETE
#define M_FCOMPLETE LINKED_FLG_CMD_COMPLETE
#define M_RESET TARGET_RESET
#define M_ABORT_TAG ABORT_TASK
#define M_CLEAR_QUEUE CLEAR_TASK_SET
#define M_INIT_REC INITIATE_RECOVERY
#define M_REL_REC RELEASE_RECOVERY
#define M_TERMINATE (0x11)
#define M_SIMPLE_TAG SIMPLE_QUEUE_TAG
#define M_HEAD_TAG HEAD_OF_QUEUE_TAG
#define M_ORDERED_TAG ORDERED_QUEUE_TAG
#define M_IGN_RESIDUE IGNORE_WIDE_RESIDUE
#define M_X_MODIFY_DP EXTENDED_MODIFY_DATA_POINTER
#define M_X_SYNC_REQ EXTENDED_SDTR
#define M_X_WIDE_REQ EXTENDED_WDTR
#define M_X_PPR_REQ EXTENDED_PPR
/*
* PPR protocol options
*/
#define PPR_OPT_IU (0x01)
#define PPR_OPT_DT (0x02)
#define PPR_OPT_QAS (0x04)
#define PPR_OPT_MASK (0x07)
/*
* Status
*/
#define S_GOOD SAM_STAT_GOOD
#define S_CHECK_COND SAM_STAT_CHECK_CONDITION
#define S_COND_MET SAM_STAT_CONDITION_MET
#define S_BUSY SAM_STAT_BUSY
#define S_INT SAM_STAT_INTERMEDIATE
#define S_INT_COND_MET SAM_STAT_INTERMEDIATE_CONDITION_MET
#define S_CONFLICT SAM_STAT_RESERVATION_CONFLICT
#define S_TERMINATED SAM_STAT_COMMAND_TERMINATED
#define S_QUEUE_FULL SAM_STAT_TASK_SET_FULL
#define S_ILLEGAL (0xff)
#endif /* defined SYM_DEFS_H */
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