| /* 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 */ |
