date and time created 86/01/12 18:04:53 by sam

SCCS-vsn: sys/tahoe/stand/cyvar.h 1.1

diff --git a/usr/src/sys/tahoe/stand/cyvar.h b/usr/src/sys/tahoe/stand/cyvar.h
new file mode 100644 (file)
index 0000000..c8dd130
--- /dev/null
+++ b/usr/src/sys/tahoe/stand/cyvar.h
@@ -0,0 +1,144 @@
+/*     cyvar.h 1.1     86/01/12        */
+
+#define TM_ATTENTION(addr,x)   movob(addr,x)   /* also known as: GO */
+
+#define TM_RESET(addr,x) TM_ATTENTION((addr+1),x) /* reset controller */
+#define TM_SHORT(x)    (short)((((x) >> 8) & 0xff) + (((x) << 8) & 0xff00))
+
+#define GATE_OPEN                      (char)(0x00)
+#define GATE_CLOSED                    (char)(0xFF)
+
+#define cyaddr ((char *)(0xf4000 + IOBASE))    /* controller physical addr */
+#define b_repcnt  b_bcount
+#define b_command b_resid
+
+/* Group. I Control status/commands */
+#define CONFIG (0x00000000L)   /* configure */
+#define SET_PA (0x08000000L)   /* set page */
+#define NO_OP  (0x20000000L)   /* no operation */
+#define DRIVE_S        (0x28000000L)   /* drive status */
+#define TAPE_AS        (0x74000000L)   /* tape assign */
+#define DRIVE_R        (0x90000000L)   /* drive reset */
+
+/* Group. II Tape position commands */
+#define REWD_OV        (0x04000000L)   /* rewind overlapped */
+#define READ_FO        (0x1C000000L)   /* read foreign tape */
+#define REWD_TA        (0x34000000L)   /* rewind tape */
+#define OFF_UNL        (0x38000000L)   /* off_line and unload */
+#define WRIT_FM        (0x40000000L)   /* write filemark */
+#define SERH_FM        (0x44000000L)   /* search filemark */
+#define SRFM_FD        (0x44000000L)   /* search filemark forward */
+#define SRFM_BK        (0xC4000000L)   /* search filemark backward */
+#define SPACE  (0x48000000L)   /* skip record */
+#define SP_FORW        (0x48000000L)   /* space forward */
+#define SP_BACK        (0xC8000000L)   /* space backwords */
+#define ERASE_F        (0x4C000000L)   /* erase fixed length */
+#define ERASE_T        (0x50000000L)   /* erase to end of tape */
+#define SPAC_FM        (0x70000000L)   /* space filemark */
+#define SERH_MU        (0x94000000L)   /* search multiple filemarks */
+
+/* Group. III Data transfer commands */
+#define READ_BU        (0x10000000L)   /* read buffered */
+#define WRIT_BU        (0x14000000L)   /* write buffered */
+#define EDIT_BU        (0x18000000L)   /* edit buffered */
+#define READ_TA        (0x2C000000L)   /* read tape */
+#define WRIT_TA        (0x30000000L)   /* write tape */
+#define EDIT_TA        (0x3C000000L)   /* edit tape */
+#define READ_ST        (0x60000000L)   /* read streaming */
+#define WRIT_ST        (0x64000000L)   /* write streaming */
+
+/* Group. IV Special commands */
+#define EXCHANG        (0x0C000000L)   /* exchange system and tapemaster RAM */
+#define BLOCK_M        (0x80000000L)   /* block move */
+
+/* Group. V Diagnostic commands */
+#define TEST_SH        (0x54000000L)   /* short memory test */
+#define TEST_LG        (0x58000000L)   /* long memory test */
+#define TEST_CN        (0x5C000000L)   /* controller confidence test */
+#define TEST_RW        (0x68000000L)   /* test read/write timeing */
+/* Control byte[0] bit assignments */
+#define CW_TSm (0x0C)  /* tape select mask, 2 bit field */
+#define CW_TSs (2)     /* tape select shift, 2 bit field <<shift */
+#define CW_M   (0x10)  /* mailbox flag */
+#define CW_I   (0x20)  /* interrupt flag */
+#define CW_L   (0x40)  /* link flag */
+#define CW_BL  (0x80)  /* bus lock flag */
+
+/* Control byte[1] bit assignments */
+#define CW_BS  (0x01)  /* bank select */
+#define CW_R   (0x04)  /* reverse flag */
+#define CW_SD  (0x08)  /* speed/density */
+#define CW_25ips       (0x00)  /* 25 inches per second speed */
+#define CW_100ips      (0x08)  /* 100 inches per second speed */
+#define CW_C   (0x10)  /* continuous */
+#define CW_W   (0x80)  /* width */
+#define CW_8bits       (0x00)  /* width 8 bits */
+#define CW_16bits      (0x80)  /* width 16 bits */
+
+/* status byte[0] bit assignements */
+#define CS_P   (0x02)  /* Protected, no write ring */
+#define CS_FB  (0x04)  /* formatter busy */
+#define CS_DR  (0x08)  /* drive ready */
+#define CS_EOT (0x10)  /* end of tape detected */
+#define CS_LP  (0x20)  /* tape is at load point */
+#define CS_OL  (0x40)  /* drive on_line */
+#define CS_FM  (0x80)  /* Filemark detected */
+
+/* status byte[1] bit assignements */
+#define CS_ERm (0x1F)  /* Command (Error) mask */
+#define CS_CR  (0x20)  /* Command (Retry) */
+#define CS_CC  (0x40)  /* Command (Complete) */
+#define CS_CE  (0x80)  /* Command (Entered) */
+
+/* block move control byte[0] bit assignments */
+#define BM_SI  (0x01)  /* increment source address */
+#define BM_SW  (0x02)  /* source width */
+#define BM_DI  (0x04)  /* increment destination address */
+#define BM_DW  (0x08)  /* destination width */
+#define BM_M   (0x10)  /* mailbox flag */
+#define BM_I   (0x20)  /* interrupt flag */
+#define BM_L   (0x40)  /* link flag */
+#define BM_BL  (0x80)  /* bus lock flag */
+
+/* block move control byte[1] bit assignments */
+#define BM_T   (0x01)  /* translate flag */
+#define BM_S   (0x02)  /* search flag */
+#define BM_NC  (0x04)  /* non_compare flag */
+#define BM_TH  (0x08)  /* throttle flag */
+#define BM_SL  (0x10)  /* source local flag */
+#define BM_DL  (0x20)  /* destination local flag */
+
+/* block move status bit assignments */
+#define BS_ERm (0x1F)  /* Command (Error) mask */
+#define BS_HIT (0x20)  /* found match during search */
+#define BS_CC  (0x40)  /* Command (Complete) */
+#define BS_CE  (0x80)  /* Command (Entered) */
+/* SC_ERROR & BM_ERROR codes */
+#define ER_NONE        (0x00)          /* no error */
+#define ER_TO1 (0x01)          /* timed out data busy false */
+#define ER_TO2 (0x02)          /* data busy false,formatter,ready */
+#define ER_TO3 (0x03)          /* time out ready busy false */
+#define ER_TO4 (0x04)          /* time out ready busy true */
+#define ER_TO5 (0x05)          /* time out data busy true */
+#define ER_TO6 (0x06)          /* time out memory */
+#define ER_BLAN        (0X07)          /* blank tape */
+#define ER_DIAG        (0x08)          /* micro-diagnostic */
+#define ER_END (0x09)          /* EOT forward, BOT rev. */
+#define ER_HARD        (0x0A)          /* retry unsuccessful */
+#define ER_FIFO        (0x0B)          /* FIFO over/under flow */
+/*             (0x0C)          /* Not used */
+#define ER_PARI        (0x0D)          /* drive to tapemaster parity error */
+#define ER_PSUM        (0x0E)          /* prom checksum */
+#define ER_TOF (0x0F)          /* time out tape strobe */
+#define ER_TRN (0x10)          /* tape not ready */
+#define ER_PRO (0x11)          /* write, no enable ring */
+/*             (0x12)          /* Not used */
+#define ER_JUMP        (0x13)          /* missing diagnostic jumper */
+#define ER_BLIN        (0x14)          /* bad link, link inappropriate */
+#define ER_FMAR        (0x15)          /* unexpected filemark */
+#define ER_PARA        (0x16)          /* bad parameter, byte count ? */
+/*             (0x17)          /* Not used */
+#define ER_ER  (0x18)          /* unidentified hardware error */
+#define ER_STER        (0x19)          /* streaming terminated */
+
+#define WRITE_FMARK    5