Annotation of sys/dev/ic/tcic2reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: tcic2reg.h,v 1.2 2003/10/21 18:58:50 jmc Exp $ */
! 2: /* $NetBSD: tcic2reg.h,v 1.1 1999/03/23 20:04:14 bad Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Christoph Badura.
! 10: *
! 11: * Redistribution and use in source and binary forms, with or without
! 12: * modification, are permitted provided that the following conditions
! 13: * are met:
! 14: * 1. Redistributions of source code must retain the above copyright
! 15: * notice, this list of conditions and the following disclaimer.
! 16: * 2. Redistributions in binary form must reproduce the above copyright
! 17: * notice, this list of conditions and the following disclaimer in the
! 18: * documentation and/or other materials provided with the distribution.
! 19: * 3. All advertising materials mentioning features or use of this software
! 20: * must display the following acknowledgement:
! 21: * This product includes software developed by the NetBSD
! 22: * Foundation, Inc. and its contributors.
! 23: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 24: * contributors may be used to endorse or promote products derived
! 25: * from this software without specific prior written permission.
! 26: *
! 27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 37: * POSSIBILITY OF SUCH DAMAGE.
! 38: */
! 39:
! 40: /*
! 41: * All information is from the Databook DB86082 TCIC PC Card Controller for
! 42: * Notebook PCs -- Hardware Design Guide, March 22, 1994.
! 43: */
! 44:
! 45: #ifndef _TCIC2REG_H
! 46: #define _TCIC2REG_H
! 47: #define TCIC_IOSIZE 16
! 48:
! 49: /* TCIC primary registers */
! 50: #define TCIC_R_DATA 0 /* Data register, 16 bit */
! 51: #define TCIC_R_ADDR 2 /* Address register, 32 bit */
! 52: #define TCIC_R_ADDR2 (TCIC_R_ADDR+2) /* high word of addr. reg. */
! 53: #define TCIC_R_SCTRL 6 /* Socket control reg., 8 bit */
! 54: #define TCIC_R_SSTAT 7 /* Socket status reg., 8 bit */
! 55: #define TCIC_R_MODE 8 /* Mode register, 8 bit */
! 56: #define TCIC_R_PWR 9 /* Power control reg., 8 bit */
! 57: #define TCIC_R_EDC 0xA /* Error detect code, 16 bit */
! 58: #define TCIC_R_ICSR 0xC /* Interrupt ctrl/status, 8 bit */
! 59: #define TCIC_R_IENA 0xD /* Interrupt enable, 8 bit */
! 60: #define TCIC_R_AUX 0xE /* Auxiliary Register, 16 bit */
! 61:
! 62: /*
! 63: * TCIC auxiliary registers.
! 64: * These are all 16 bit registers.
! 65: * They are accessed by selecting the appropriate index in
! 66: * bits 7:5 of the mode register.
! 67: */
! 68: #define TCIC_AR_MASK 0xe0 /* for masking the mode reg. */
! 69: #define TCIC_AR_TCTL 0x00 /* timing control register */
! 70: #define TCIC_AR_PCTL 0x20 /* programming pulse ctrl. */
! 71: #define TCIC_AR_WCTL 0x40 /* wait state control */
! 72: #define TCIC_AR_EXTERN 0x60 /* external access */
! 73: #define TCIC_AR_PDATA 0x80 /* programming data */
! 74: #define TCIC_AR_SYSCFG 0xA0 /* system configuration */
! 75: #define TCIC_AR_ILOCK 0xC0 /* interlock control/status */
! 76: #define TCIC_AR_TEST 0xE0 /* test */
! 77:
! 78: /*
! 79: * TCIC indirect registers.
! 80: * These are all 16 bit.
! 81: * They are accessed by selecting the appropriate address in
! 82: * bits 9:0 of the address register with indirect register access mode
! 83: * enabled.
! 84: */
! 85: #define TCIC_WR_MEM_BASE 0x100 /* base address */
! 86: #define TCIC_WR_MEM_SHFT 3 /* log2 size of one reg set */
! 87: #define TCIC_WR_MEXT_N(n) ((TCIC_WR_MEM_BASE+((n)<<TCIC_WR_MEM_SHFT))+0)
! 88: #define TCIC_WR_MBASE_N(n) ((TCIC_WR_MEM_BASE+((n)<<TCIC_WR_MEM_SHFT))+2)
! 89: #define TCIC_WR_MMAP_N(n) ((TCIC_WR_MEM_BASE+((n)<<TCIC_WR_MEM_SHFT))+4)
! 90: #define TCIC_WR_MCTL_N(n) ((TCIC_WR_MEM_BASE+((n)<<TCIC_WR_MEM_SHFT))+6)
! 91:
! 92: #define TCIC_WR_IO_BASE 0x200 /* base address */
! 93: #define TCIC_WR_IO_SHFT 2 /* log2 size of one reg set */
! 94: #define TCIC_WR_IBASE_N(n) ((TCIC_WR_IO_BASE+((n)<<TCIC_WR_IO_SHFT))+0)
! 95: #define TCIC_WR_ICTL_N(n) ((TCIC_WR_IO_BASE+((n)<<TCIC_WR_IO_SHFT))+2)
! 96:
! 97: #define TCIC_IR_SCF_BASE 0 /* base address */
! 98: #define TCIC_IR_SCF_SHFT 3 /* log2 size of one reg set */
! 99: #define TCIC_IR_SCF1_N(n) ((TCIC_IR_SCF_BASE+((n)<<TCIC_IR_SCF_SHFT))+0)
! 100: #define TCIC_IR_SCF2_N(n) ((TCIC_IR_SCF_BASE+((n)<<TCIC_IR_SCF_SHFT))+2)
! 101:
! 102:
! 103: /* Bits in the ADDR2 register */
! 104: #define TCIC_SS_SHIFT 12 /* location of socket select bits */
! 105: #define TCIC_SS_MASK (7<<(TCIC_SS_SHIFT)) /* socket select mask */
! 106:
! 107: #define TCIC_ADDR2_REG (1 << 15) /* select REG space */
! 108: #define TCIC_ADDR2_SS_SHFT TCIC_SS_SHIFT /* select sockets the usual way */
! 109: #define TCIC_ADDR2_SS_MASK TCIC_SS_MASK /* ditto */
! 110: #define TCIC_ADDR2_INDREG (1 << 11) /* access indirect registers
! 111: * (not card data)
! 112: */
! 113: #define TCIC_ADDR2_IO (1 << 10) /* select I/O cycles, readback
! 114: * card /IORD, /IOWR in diag-
! 115: * nostic mode.
! 116: */
! 117:
! 118: /* Bits in address register */
! 119: #define TCIC_ADDR_REG (u_int32_t) TCIC_ADDR2_REG << 16) /* OR with this for REG space */
! 120: #define TCIC_ADDR_SS_SHFT ((u_int32_t) TCIC_ADDR2_SS_SHFT + 16)
! 121: /* shift count, cast so that
! 122: * you'll get the right type
! 123: * if you use it but forget
! 124: * to cast the left arg.
! 125: */
! 126: #define TCIC_ADDR_SS_MASK ((u_int32_t) TCIC_ADDR2_SS_MASK << 16)
! 127: #define TCIC_ADDR_INDREG ((u_int32_t) TCIC_ADDR2_INDREG << 16)
! 128: #define TCIC_ADDR_IO ((u_int32_t) TCIC_ADDR2_IO << 16)
! 129:
! 130: #define TCIC_ADDR_SPACE_SIZE ((u_int32_t) 1 << 26)
! 131: #define TCIC_ADDR_MASK (ADDR_SPACE_SIZE - 1)
! 132:
! 133: /* The following bits are defined in diagnostic mode */
! 134: #define TCIC_ADDR_DIAG_NREG ((u_int32_t) 1 << 31) /* inverted! */
! 135: #define TCIC_ADDR_DIAG_NCEH ((u_int32_t) 1 << 30)
! 136: #define TCIC_ADDR_DIAG_NCEL ((u_int32_t) 1 << 29)
! 137: #define TCIC_ADDR_DIAG_NCWR ((u_int32_t) 1 << 28)
! 138: #define TCIC_ADDR_DIAG_NCRD ((u_int32_t) 1 << 27)
! 139: #define TCIC_ADDR_DIAG_CRESET ((u_int32_t) 1 << 26)
! 140:
! 141: /* Bits in socket control register */
! 142: #define TCIC_SCTRL_ENA (1 << 0) /* enable access to card */
! 143: #define TCIC_SCTRL_INCMODE (3 << 3) /* mask for increment mode: */
! 144: #define TCIC_SCTRL_INCMODE_AUTO (3 << 3) /* auto-increment mode */
! 145: #define TCIC_SCTRL_INCMODE_HOLD (0 << 3) /* byte hold mode */
! 146: #define TCIC_SCTRL_INCMODE_WORD (1 << 3) /* word hold mode */
! 147: #define TCIC_SCTRL_INCMODE_REG (2 << 3) /* reg-space increment mode */
! 148: #define TCIC_SCTRL_EDCSUM (1 << 5) /* if set, use checksum (not CRC) */
! 149: #define TCIC_SCTRL_RESET (1 << 7) /* internal software reset */
! 150: #define TCIC_SCTRL_RSVD 0x46 /* reserved bits, MBZ */
! 151:
! 152: /* Bits in the socket status register */
! 153: #define TCIC_SSTAT_6US (1<<0) /* 6 usec have elapsed */
! 154: #define TCIC_SSTAT_10US (1<<1) /* 10 usec have elapsed */
! 155: #define TCIC_SSTAT_PROGTIME (1<<2) /* programming pulse timeout */
! 156: #define TCIC_SSTAT_LBAT1 (1<<3) /* low battery 1 */
! 157: #define TCIC_SSTAT_LBAT2 (1<<4) /* low battery 2 */
! 158: #define TCIC_SSTAT_BATOK (0<<3) /* battery is OK */
! 159: #define TCIC_SSTAT_BATBAD1 (1<<3) /* battery is low */
! 160: #define TCIC_SSTAT_BATLO (2<<3) /* battery is getting low */
! 161: #define TCIC_SSTAT_BATBAD2 (3<<3) /* battery is low */
! 162: #define TCIC_SSTAT_RDY (1<<5) /* card is ready (not busy) */
! 163: #define TCIC_SSTAT_WP (1<<6) /* card is write-protected */
! 164: #define TCIC_SSTAT_CD (1<<7) /* card present */
! 165: #define TCIC_SSTAT_STAT_MASK 0xf8
! 166:
! 167: /* Mode register contents (R_MODE) */
! 168: #define TCIC_MODE_PGMMASK (0x1F) /* the programming mode bits */
! 169: #define TCIC_MODE_NORMAL (0) /* normal mode */
! 170: #define TCIC_MODE_PGMWR (1 << 0) /* assert /WR */
! 171: #define TCIC_MODE_PGMRD (1 << 1) /* assert /RD */
! 172: #define TCIC_MODE_PGMCE (1 << 2) /* assert /CEx */
! 173: #define TCIC_MODE_PGMDBW (1 << 3) /* databus in write mode */
! 174: #define TCIC_MODE_PGMWORD (1 << 4) /* word programming mode */
! 175:
! 176: /* Power control register contents (R_PWR) */
! 177: #define TCIC_PWR_VCC_SHFT (0) /* the VCC ctl shift */
! 178: #define TCIC_PWR_VCC_MASK (3 << TCIC_PWR_VCC_SHFT)
! 179:
! 180: #define TCIC_PWR_VPP_SHFT (3) /* the VPP ctl shift */
! 181: #define TCIC_PWR_VPP_MASK (3 << TCIC_PWR_VPP_SHFT)
! 182: #define TCIC_PWR_ENA (1 << 5) /* on 084, successors, this
! 183: * must be set to turn on
! 184: * power.
! 185: */
! 186: #define TCIC_PWR_VCC5V (1 << 2) /* enable +5 (not +3) */
! 187: #if 0
! 188: #define TCIC_PWR_VOFF_POFF (0) /* turn off VCC, VPP */
! 189: #define TCIC_PWR_VON_PVCC (1) /* turn on VCC, VPP=VCC */
! 190: #define TCIC_PWR_VON_PVPP (2) /* turn on VCC, VPP=12V */
! 191: #define TCIC_PWR_VON_POFF (3) /* turn on VCC, VPP=0V */
! 192: #endif
! 193: #define TCIC_PWR_VCC_N(n) (1<<((n))) /* VCCSEL for socket n */
! 194: #define TCIC_PWR_VPP_N(n) (1<<(3+(n))) /* VPPSEL for socket n */
! 195:
! 196: #define TCIC_PWR_CLIMENA (1 << 6) /* the current-limit enable */
! 197: #define TCIC_PWR_CLIMSTAT (1 << 7) /* current limit sense (r/o) */
! 198:
! 199: /* Bits in the icsr register. */
! 200: #define TCIC_ICSR_IOCHK (1<<7) /* I/O check */
! 201: #define TCIC_ICSR_CDCHG (1<<6) /* card status change, see SSTAT */
! 202: #define TCIC_ICSR_ERR (1<<5) /* error condition */
! 203: #define TCIC_ICSR_PROGTIME (1<<4) /* program timer ding */
! 204: #define TCIC_ICSR_ILOCK (1<<3) /* interlock change */
! 205: #define TCIC_ICSR_STOPCPU (1<<2) /* Stop CPU was asserted */
! 206: #define TCIC_ICSR_SET (1<<1) /* (w/o) enable writes that set bits */
! 207: #define TCIC_ICSR_CLEAR (1<<0) /* (w/o) enable writes that clear */
! 208: #define TCIC_ICSR_JAM (TCIC_ICSR_SET|TCIC_ICSR_CLEAR)
! 209: /* jam value into ICSR */
! 210:
! 211: /* bits in the interrupt enable register */
! 212: #define TCIC_IENA_CDCHG (1 << 6) /* enable INT when ICSR_CDCHG is set */
! 213: #define TCIC_IENA_ERR (1 << 5) /* enable INT when ICSR_ERR is set */
! 214: #define TCIC_IENA_PROGTIME (1 << 4) /* enable INT when ICSR_PROGTIME " */
! 215: #define TCIC_IENA_ILOCK (1 << 3) /* enable INT when ICSR_ILOCK is set */
! 216: #define TCIC_IENA_CFG_MASK (3 << 0) /* select the bits for IRQ config: */
! 217: #define TCIC_IENA_CFG_OFF (0 << 0) /* IRQ is high-impedance */
! 218: #define TCIC_IENA_CFG_OD (1 << 0) /* IRQ is active low, open drain. */
! 219: #define TCIC_IENA_CFG_LOW (2 << 0) /* IRQ is active low, totem pole */
! 220: #define TCIC_IENA_CFG_HIGH (3 << 0) /* IRQ is active high, totem pole */
! 221: #define TCIC_IENA_RSVD 0x84 /* reserved bits, MBZ */
! 222:
! 223:
! 224: /*
! 225: * Bits in the auxiliary registers
! 226: */
! 227:
! 228: /* Bits in the timing control register (AR_TCTL) */
! 229: #define TCIC_TCTL_6US_SHFT (0) /* the shift count for the 6 us ctr */
! 230: #define TCIC_TCTL_10US_SHFT (8) /* the shift count for the 10 us ctr */
! 231: #define TCIC_TCTL_6US_MASK (0xFF << TCIC_TCTL_6US_SHFT)
! 232: #define TCIC_TCTL_10US_MASK (0xFF << TCIC_TCTL_10US_SHFT)
! 233:
! 234: #define TCIC_R_TCTL_6US (TCIC_R_AUX + 0) /* the byte access handle */
! 235: #define TCIC_R_TCTL_10US (TCIC_R_AUX + 1) /* the byte access handle */
! 236:
! 237: /* Bits in the programming pulse register (AR_PCTL) */
! 238: #define TCIC_R_PULSE_LO (TCIC_R_AUX + 0)
! 239: #define TCIC_R_PULSE_HI (TCIC_R_AUX + 1)
! 240:
! 241: /* Bits in the wait state control register (AR_WCTL) */
! 242: #define TCIC_WAIT_COUNT_MASK (0x1F) /* the count of 1/2 wait states */
! 243: #define TCIC_WAIT_COUNT_SHFT (0) /* the wait-count shift */
! 244: #define TCIC_WAIT_SYNC (1 << 5) /* set for synch, clear for asynch cycles */
! 245: #define TCIC_WAIT_ASYNC (0)
! 246:
! 247: #define TCIC_WAIT_SENSE (1 << 6) /* select rising (1) or falling (0)
! 248: * edge of wait clock as reference
! 249: * edge.
! 250: */
! 251: #define TCIC_WAIT_SRC (1 << 7) /* select constant clock (0) or bus
! 252: * clock (1) as the timing source
! 253: */
! 254:
! 255: /* Some derived constants */
! 256: #define TCIC_WAIT_BCLK (1 * TCIC_WAIT_SRC)
! 257: #define TCIC_WAIT_CCLK (0 * TCIC_WAIT_SRC)
! 258: #define TCIC_WAIT_RISING (1 * TCIC_WAIT_SENSE)
! 259: #define TCIC_WAIT_FALLING (0 * TCIC_WAIT_SENSE)
! 260:
! 261: /* high byte */
! 262: #define TCIC_WCTL_WR (1 << 8) /* control: pulse write */
! 263: #define TCIC_WCTL_RD (1 << 9) /* control: pulse read */
! 264: #define TCIC_WCTL_CE (1 << 10) /* control: pulse chip ena */
! 265: #define TCIC_WCTL_LLBAT1 (1 << 11) /* status: latched LBAT1 */
! 266: #define TCIC_WCTL_LLBAT2 (1 << 12) /* status: latched LBAT2 */
! 267: #define TCIC_WCTL_LRDY (1 << 13) /* status: latched RDY */
! 268: #define TCIC_WCTL_LWP (1 << 14) /* status: latched WP */
! 269: #define TCIC_WCTL_LCD (1 << 15) /* status: latched CD */
! 270:
! 271: /* The same thing, from a byte perspective */
! 272: #define TCIC_R_WCTL_WAIT (TCIC_R_AUX + 0) /* the wait state control byte */
! 273: #define TCIC_R_WCTL_XCSR (TCIC_R_AUX + 1) /* extended control/status */
! 274:
! 275: #define TCIC_XCSR_WR (1 << 0) /* control: pulse write */
! 276: #define TCIC_XCSR_RD (1 << 1) /* control: pulse read */
! 277: #define TCIC_XCSR_CE (1 << 2) /* control: pulse chip ena */
! 278: #define TCIC_XCSR_LLBAT1 (1 << 3) /* status: latched LBAT1 */
! 279: #define TCIC_XCSR_LLBAT2 (1 << 4) /* status: latched LBAT2 */
! 280: #define TCIC_XCSR_LRDY (1 << 5) /* status: latched RDY */
! 281: #define TCIC_XCSR_LWP (1 << 6) /* status: latched WP */
! 282: #define TCIC_XCSR_LCD (1 << 7) /* status: latched CD */
! 283: #define TCIC_XCSR_STAT_MASK 0xf8
! 284:
! 285: /* Bits in the programming data register (AR_PDATA) */
! 286: #define TCIC_R_PDATA_LO (TCIC_R_AUX + 0)
! 287: #define TCIC_R_PDATA_HI (TCIC_R_AUX + 1)
! 288:
! 289: /* Bits in the system configuration register (AR_SYSCFG) */
! 290: /*
! 291: * The bottom four bits specify the steering of the socket IRQ. On
! 292: * the 2N, the socket IRQ is (by default) pointed at the dedicated
! 293: * pin.
! 294: */
! 295: #define TCIC_SYSCFG_IRQ_MASK (0xF) /* mask for this bit field. */
! 296: #define TCIC_SYSCFG_SSIRQDFLT (0) /* default: use SKTIRQ (2/N)
! 297: * disable (2/P)
! 298: */
! 299: #define TCIC_SYSCFG_SSIRQ (0x1) /* use SKTIRQ (explicit) (2/N)
! 300: * do not use (2/P)
! 301: */
! 302: #define TCIC_SYSCFG_SIRQ3 (0x3) /* use IRQ3 */
! 303: #define TCIC_SYSCFG_SIRQ4 (0x4) /* use IRQ4 */
! 304: #define TCIC_SYSCFG_SIRQ5 (0x5) /* use IRQ5 (2/N) */
! 305: #define TCIC_SYSCFG_SIRQ6 (0x6) /* use IRQ6 (2/N) */
! 306: #define TCIC_SYSCFG_SIRQ7 (0x7) /* use IRQ7 (2/N) */
! 307: #define TCIC_SYSCFG_SIRQ10 (0xA) /* use IRQ10 */
! 308: #define TCIC_SYSCFG_SIRQ14 (0xE) /* use IRQ14 */
! 309:
! 310: #define TCIC_SYSCFG_MCSFULL (1 << 4)
! 311: /*
! 312: * If set, use full address (a[12:23]) for MCS16 generation.
! 313: * If clear, run in ISA-compatible mode (only using a[17:23]).
! 314: * With many chip sets, the TCIC-2/N's timing will will allow full
! 315: * address decoding to be used rather than limiting us to LA[17:23];
! 316: * thus we can get around the ISA spec which limits the granularity
! 317: * of bus sizing to 128K blocks.
! 318: */
! 319: #define TCIC_SYSCFG_IO1723 (1 << 5)
! 320: /*
! 321: * Flag indicating that LA[17:23] can be trusted to be zero during a
! 322: * true I/O cycle. Setting this bit will allow us to reduce power
! 323: * consumption further by eliminating I/O address broadcasts for
! 324: * memory cycles.
! 325: *
! 326: * Unfortunately, you cannot trust LA[17:23] to be zero on all systems,
! 327: * because the ISA specs do not require that LA[17:23] be zero when an
! 328: * alternate bus master runs an I/O cycle. However, on a palmtop or
! 329: * notebook, it is a good guess.
! 330: */
! 331:
! 332: #define TCIC_SYSCFG_MCSXB (1 << 6)
! 333: /*
! 334: * If set, assume presence of an external buffer for MCS16: operate
! 335: * the driver as a totem-pole output.
! 336: *
! 337: * If clear, run in pseudo-ISA mode; output is open drain. But note
! 338: * that on the 082 the output buffers cannot drive a 300-ohm
! 339: * load.
! 340: */
! 341: #define TCIC_SYSCFG_ICSXB (1 << 7)
! 342: /*
! 343: * If set, assume presence of an external buffer for IOCS16*; operate
! 344: * the buffer as a totem-pole output.
! 345: *
! 346: * If clear, run in pseudo-ISA mode; output is open drain. But note
! 347: * that on the 082 the output buffers cannot drive a 300-ohm
! 348: * load.
! 349: */
! 350: #define TCIC_SYSCFG_NOPDN (1 << 8)
! 351: /*
! 352: * If set, disable the auto power-down sequencing. The chip will
! 353: * run card cycles somewhat more quickly (though perhaps not
! 354: * significantly so); but it will dissipate significantly more power.
! 355: *
! 356: * If clear, the low-power operating modes are enabled. This
! 357: * causes the part to go into low-power mode automatically at
! 358: * system reset.
! 359: */
! 360: #define TCIC_SYSCFG_MPSEL_SHFT (9)
! 361: #define TCIC_SYSCFG_MPSEL_MASK (7 << 9)
! 362: /*
! 363: * This field controls the operation of the multipurpose pin on the
! 364: * 86082. It has the following codes:
! 365: */
! 366: #define TCIC_SYSCFG_MPSEL_OFF (0 << TCIC_SYSCFG_MPSEL_SHFT)
! 367: /*
! 368: * This is the reset state; it indicates that the Multi-purpose
! 369: * pin is not used. The pin will be held in a high-impedance
! 370: * state. It can be read by monitoring SYSCFG_MPSENSE.
! 371: */
! 372: #define TCIC_SYSCFG_MPSEL_NEEDCLK (1 << TCIC_SYSCFG_MPSEL_SHFT)
! 373: /*
! 374: * NMULTI is an output.
! 375: * External indication that CCLK or BCLK are needed in order
! 376: * to complete an internal operation. External logic can use
! 377: * this to control the clocks coming to the chip.
! 378: */
! 379: #define TCIC_SYSCFG_MPSEL_MIO (2 << TCIC_SYSCFG_MPSEL_SHFT)
! 380: /*
! 381: * NMULTI is an input; it is an unambiguous M/IO signal, issued
! 382: * with timing similar to the LA[] lines.
! 383: */
! 384: #define TCIC_SYSCFG_MPSEL_EXTSEL (3 << TCIC_SYSCFG_MPSEL_SHFT)
! 385: /*
! 386: * NMULTI is an output; it is the external register select
! 387: * pulse, generated whenever software attempts to access
! 388: * aux register AR_EXTRN. Of course, the 86082 will ignore
! 389: * writes to AR_EXTRN, and will float the data bus if
! 390: * the CPU reads from AR_EXTRN.
! 391: */
! 392:
! 393: /* (4 << TCIC_SYSCFG_MPSEL_SHFT) is reserved */
! 394:
! 395: #define TCIC_SYSCFG_MPSEL_RI (5 << TCIC_SYSCFG_MPSEL_SHFT)
! 396: /*
! 397: * NMULTI is an output; it indicates a RI (active-going)
! 398: * transition has occurred lately on a an appropriately-
! 399: * configured socket. The output is active low.
! 400: */
! 401: /*
! 402: * Codes 4, 6 and 7 are reserved, and must NOT be output. It is
! 403: * indeed possibly hazardous to your system to encode values in
! 404: * this field that do not match your hardware!
! 405: */
! 406:
! 407: /* 1 << 12 reserved */
! 408:
! 409: #define TCIC_SYSCFG_MPSENSE (1 << 13)
! 410: /*
! 411: * This bit, when read, returns the sense of the multi-purpose pin.
! 412: */
! 413:
! 414: #define TCIC_SYSCFG_AUTOBUSY (1 << 14)
! 415: /*
! 416: * This bit, when set, causes the busy led to be gated with the
! 417: * SYSCFG_ACC bit. When clear, the busy led reflects whether the
! 418: * socket is actually enabled. If AUTOBUSY is set and ACC is clear,
! 419: * then the busy light will be off, even if a socket is enabled.
! 420: * If AUTOBUSY is clear, then the busy light will be on if either
! 421: * socket is enabled.
! 422: *
! 423: * Note, that when in a programming mode, you should either clear this
! 424: * bit (causing the busy light to be on whenever the socket is enabled)
! 425: * or set both this bit and the ACC bit (causing the light to be on
! 426: * all the time).
! 427: *
! 428: * On the '084 and '184, this bit is per-socket.
! 429: */
! 430:
! 431: #define TCIC_SYSCFG_ACC (1<<15)
! 432: /*
! 433: * This bit will be set automatically by the hardware whenever the CPU
! 434: * accesses data on a card. It can be cleared under software control.
! 435: *
! 436: * In AUTOBUSY mode, it has the additional effect of turning on the
! 437: * busy light.
! 438: *
! 439: * Since we'll tristate the command lines as the card is going out of
! 440: * the socket, and since the shared lines idle low, there's no real
! 441: * danger if the busy light is off even though the socket is enabled.
! 442: *
! 443: * On the '084 and '184, this bit is per-socket.
! 444: */
! 445:
! 446:
! 447: /* Bits in the ilock aux. register. */
! 448: #define TCIC_ILOCK_OUT (1 << 0) /* interlock output
! 449: * per-socket on x84
! 450: */
! 451: #define TCIC_ILOCK_SENSE (1 << 1) /* (r/o) interlock sense
! 452: * 0 -> /cilock not asserted;
! 453: * 1 -> /cilock is asserted.
! 454: * per-socket on x84.
! 455: */
! 456: #define TCIC_ILOCK_CRESET (1 << 2) /* card reset output level(S) */
! 457: #define TCIC_ILOCK_CRESENA (1 << 3) /* enable card reset output (S) */
! 458: #define TCIC_ILOCK_CWAIT (1 << 4) /* enable card wait (S) */
! 459: #define TCIC_ILOCK_CWAITSNS (1 << 5) /* (r/o) sense current state of wait
! 460: * 0 -> /cwait not asserted;
! 461: * 1 -> /cwait is asserted
! 462: * (S)
! 463: */
! 464: /* The shift count & mask for the hold-time control */
! 465: #define TCIC_ILOCK_HOLD_SHIFT 6 /* shift count for the hold-time ctl (G) */
! 466: #define TCIC_ILOCK_HOLD_MASK (3 << TCIC_ILOCK_HOLD_SHIFT)
! 467:
! 468: /*
! 469: * Quick hold mode waits until we observe that the strobe is high,
! 470: * guaranteeing 10ns or so of hold time.
! 471: */
! 472: #define TCIC_ILOCK_HOLD_QUICK (0 << TCIC_ILOCK_HOLD_SHIFT)
! 473:
! 474: /*
! 475: * CCLK hold mode waits (asynchronously) for an edge on CCLK. Minimum is 1
! 476: * CCLK + epsilon; maximum is 2 CCLKs + epsilon.
! 477: *
! 478: * for the 86081 & '82, this mode enables the multi-step
! 479: * sequencer that generates setup and hold times based on CCLK. This
! 480: * is the recommended mode of operation for the '81 and '82.
! 481: *
! 482: */
! 483: #define TCIC_ILOCK_HOLD_CCLK (3 << TCIC_ILOCK_HOLD_SHIFT)
! 484:
! 485: /* The following bits are only present on the x84 and later parts */
! 486: #define TCIC_ILOCK_INPACK (1 << 11) /* (r/o, S) this bit is a diagnostic
! 487: * read-back for card input
! 488: * acknowledge.
! 489: * The sense is inverted from
! 490: * the level at the pin.
! 491: */
! 492: #define TCIC_ILOCK_CP0 (1 << 12) /* (r/o, S) this bit is a diagnostic
! 493: * monitor for card present pin 0.
! 494: * The sense is inverted from the
! 495: * level at the pin.
! 496: */
! 497: #define TCIC_ILOCK_CP1 (1 << 13) /* (r/o, S) this bit is a diagnostic
! 498: * monitor for card present pin 1.
! 499: * The sense is inverted from the
! 500: * level at the pin.
! 501: */
! 502: #define TCIC_ILOCK_VS1 (1 << 14) /* (r/o, S) this bit is the primary
! 503: * monitor for Card Voltage Sense
! 504: * pin 1.
! 505: * The sense is inverted from the
! 506: * level at the pin.
! 507: */
! 508: #define TCIC_ILOCK_VS2 (1 << 15) /* (r/o, S) this bit is the primary
! 509: * monitor for Card Voltage Sense
! 510: * pin 2.
! 511: * The sense is inverted from the
! 512: * level at the pin.
! 513: */
! 514: /*
! 515: * Silicon Version Register
! 516: *
! 517: * In diagnostic mode, the high byte of the interlock register is defined
! 518: * as the silicon identity byte.
! 519: *
! 520: * In order to read this byte, the chip must be placed in diagnostic
! 521: * mode by setting bit 15 of the TESTDIAG register. (This may or may
! 522: * not be enforced by the silicon.)
! 523: *
! 524: * The layout is:
! 525: *
! 526: * 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
! 527: * m <-------ID-------> <----ILOCK---->
! 528: *
! 529: * The fields are:
! 530: *
! 531: * m Always reset.
! 532: *
! 533: * ID This field is one of the following:
! 534: *
! 535: * 0x02 the db86082
! 536: * 0x03 the db86082a
! 537: * 0x04 the db86084
! 538: * 0x05 the DB86072ES, (Engineering Sample)
! 539: * 0x07 the db86082bES, (Engineering Sample)
! 540: * 0x08 the db86084a
! 541: * 0x14 the DB86184
! 542: * 0x15 the DB86072, (Production)
! 543: * 0x17 the db86082b, (Production)
! 544: */
! 545:
! 546: /*
! 547: * Defines for Chip IDs described above.
! 548: *
! 549: * Use the following convention for defining TCIC_CHIPID_DBxxxxxY:
! 550: *
! 551: * TCIC_CHIPID_DBxxxxx_1 The First step of chip.
! 552: * TCIC_CHIPID_DBxxxxxA The Second step of chip.
! 553: * TCIC_CHIPID_DBxxxxxB The Third step of chip.
! 554: * TCIC_CHIPID_DBxxxxx... The ... step of chip.
! 555: *
! 556: * TCIC_CHIPID_DBxxxxx"step of chip"_ES An Engineering Sample of chip.
! 557: *
! 558: */
! 559: #define TCIC_CHIPID_DB86082_1 (0x02)
! 560: #define TCIC_CHIPID_DB86082A (0x03)
! 561: #define TCIC_CHIPID_DB86082B_ES (0x07)
! 562: #define TCIC_CHIPID_DB86082B (0x17)
! 563:
! 564: #define TCIC_CHIPID_DB86084_1 (0x04)
! 565: #define TCIC_CHIPID_DB86084A (0x08)
! 566:
! 567: #define TCIC_CHIPID_DB86184_1 (0x14)
! 568:
! 569: #define TCIC_CHIPID_DB86072_1_ES (0x05)
! 570: #define TCIC_CHIPID_DB86072_1 (0x15)
! 571:
! 572:
! 573: /* the high order bits (in diag mode) give the chip version */
! 574: #define TCIC_R_ILOCK_ID (TCIC_R_AUX + 1)
! 575:
! 576: #define TCIC_ILOCKTEST_ID_SHFT 8 /* the shift count */
! 577: #define TCIC_ILOCKTEST_ID_MASK (0x7F << TCIC_ILOCKTEST_ID_SHFT)
! 578: /* the mask for the field */
! 579: /*
! 580: * Use the following convention for defining TCIC_ILOCKTEST_DBxxxxxY:
! 581: *
! 582: * TCIC_ILOCKTEST_DBxxxxx_1 The First step of chip.
! 583: * TCIC_ILOCKTEST_DBxxxxxA The Second step of chip.
! 584: * TCIC_ILOCKTEST_DBxxxxxB The Third step of chip.
! 585: * TCIC_ILOCKTEST_DBxxxxx... The ... step of chip.
! 586: *
! 587: * TCIC_ILOCKTEST_DBxxxxx"step of chip"_ES An Engineering Sample of chip.
! 588: *
! 589: */
! 590: #define TCIC_ILOCKTEST_TCIC2N_1 ((TCIC_CHIPID_DB86082_1) << TCIC_ILOCKTEST_ID_SHFT)
! 591: #define TCIC_ILOCKTEST_DB86082_1 TCIC_ILOCKTEST_TCIC2N_1
! 592: #define TCIC_ILOCKTEST_TCIC2N_2 ((TCIC_CHIPID_DB86082A) << TCIC_ILOCKTEST_ID_SHFT)
! 593: #define TCIC_ILOCKTEST_DB86082A TCIC_ILOCKTEST_TCIC2N_2
! 594: #define TCIC_ILOCKTEST_TCIC2N_3 ((TCIC_CHIPID_DB86082B_ES) << TCIC_ILOCKTEST_ID_SHFT)
! 595: #define TCIC_ILOCKTEST_DB86082B_ES TCIC_ILOCKTEST_TCIC2N_3
! 596:
! 597: #define TCIC_ILOCKTEST_DB86082B ((TCIC_CHIPID_DB86082B) << TCIC_ILOCKTEST_ID_SHFT)
! 598:
! 599: #define TCIC_ILOCKTEST_DB86084_1 ((TCIC_CHIPID_DB86084_1) << TCIC_ILOCKTEST_ID_SHFT)
! 600: #define TCIC_ILOCKTEST_DB86084A ((TCIC_CHIPID_DB86084A) << TCIC_ILOCKTEST_ID_SHFT)
! 601:
! 602: #define TCIC_ILOCKTEST_DB86184_1 ((TCIC_CHIPID_DB86184_1) << TCIC_ILOCKTEST_ID_SHFT)
! 603:
! 604: #define TCIC_ILOCKTEST_DB86072_1 ((TCIC_CHIPID_DB86072_1) << TCIC_ILOCKTEST_ID_SHFT)
! 605: #define TCIC_ILOCKTEST_DB86072_1_ES ((TCIC_CHIPID_DB86072_1_ES) << TCIC_ILOCKTEST_ID_SHFT)
! 606:
! 607:
! 608: /* Bits in the test control register (AR_TEST) */
! 609: #define TCIC_R_TEST (TCIC_R_AUX + 0)
! 610: #define TCIC_TEST_AEN (1 << 0) /* force card AEN */
! 611: #define TCIC_TEST_CEN (1 << 1) /* force card CEN */
! 612: #define TCIC_TEST_CTR (1 << 2) /* test programming pulse, address ctrs */
! 613: #define TCIC_TEST_ENA (1 << 3) /* force card-present (for test), and
! 614: * special VPP test mode
! 615: */
! 616: #define TCIC_TEST_IO (1 << 4) /* feed back some I/O signals
! 617: * internally.
! 618: */
! 619: #define TCIC_TEST_OUT1 (1 << 5) /* force special address output mode */
! 620: #define TCIC_TEST_ZPB (1 << 6) /* enter ZPB test mode */
! 621: #define TCIC_TEST_WAIT (1 << 7) /* force-enable WAIT pin */
! 622: #define TCIC_TEST_PCTR (1 << 8) /* program counter in read-test mode */
! 623: #define TCIC_TEST_VCTL (1 << 9) /* force-enable power-supply controls */
! 624: #define TCIC_TEST_EXTA (1 << 10) /* external access doesn't override
! 625: || internal decoding.
! 626: */
! 627: #define TCIC_TEST_DRIVECDB (1 << 11) /* drive the card data bus all the time */
! 628: #define TCIC_TEST_ISTP (1 << 12) /* turn off CCLK to the interrupt CSR */
! 629: #define TCIC_TEST_BSTP (1 << 13) /* turn off BCLK internal to the chip */
! 630: #define TCIC_TEST_CSTP (1 << 14) /* turn off CCLK except to int CSR */
! 631: #define TCIC_TEST_DIAG (1 << 15) /* enable diagnostic read-back mode */
! 632:
! 633: /* Bits in the SCF1 register */
! 634: #define TCIC_SCF1_IRQ_MASK (0xF) /* mask for this bit field */
! 635: #define TCIC_SCF1_IRQOFF (0) /* disable */
! 636: #define TCIC_SCF1_SIRQ (0x1) /* use SKTIRQ (2/N) */
! 637: #define TCIC_SCF1_IRQ3 (0x3) /* use IRQ3 */
! 638: #define TCIC_SCF1_IRQ4 (0x4) /* use IRQ4 */
! 639: #define TCIC_SCF1_IRQ5 (0x5) /* use IRQ5 */
! 640: #define TCIC_SCF1_IRQ6 (0x6) /* use IRQ6 */
! 641: #define TCIC_SCF1_IRQ7 (0x7) /* use IRQ7 */
! 642: #define TCIC_SCF1_IRQ9 (0x9) /* use IRQ9 */
! 643: #define TCIC_SCF1_IRQ10 (0xA) /* use IRQ10 */
! 644: #define TCIC_SCF1_IRQ11 (0xB) /* use IRQ11 */
! 645: #define TCIC_SCF1_IRQ12 (0xC) /* use IRQ12 */
! 646: #define TCIC_SCF1_IRQ14 (0xE) /* use IRQ14 */
! 647: #define TCIC_SCF1_IRQ15 (0xF) /* use IRQ15 */
! 648:
! 649: /* XXX doc bug? -chb */
! 650: #define TCIC_SCF1_IRQOD (1 << 4)
! 651: #define TCIC_SCF1_IRQOC (0) /* selected IRQ is
! 652: * open-collector, and active
! 653: * low; otherwise it's totem-
! 654: * pole and active hi.
! 655: */
! 656: #define TCIC_SCF1_PCVT (1 << 5) /* convert level-mode IRQ
! 657: * to pulse mode, or stretch
! 658: * pulses from card.
! 659: */
! 660: #define TCIC_SCF1_IRDY (1 << 6) /* interrupt from RDY (not
! 661: * from /IREQ). Used with
! 662: * ATA drives.
! 663: */
! 664: #define TCIC_SCF1_ATA (1 << 7) /* Special ATA drive mode.
! 665: * CEL/H become CE1/2 in
! 666: * the IDE sense; CEL is
! 667: * activated for even window
! 668: * matches, and CEH for
! 669: * odd window matches.
! 670: */
! 671: #define TCIC_SCF1_DMA_SHIFT 8 /* offset to DMA selects; */
! 672: #define TCIC_SCF1_DMA_MASK (0x7 << IRSCFG_DMA_SHIFT)
! 673:
! 674: #define TCIC_SCF1_DMAOFF (0 << IRSCFG_DMA_SHIFT) /* disable DMA */
! 675: #define TCIC_SCF1_DREQ2 (2 << IRSCFG_DMA_SHIFT) /* enable DMA on DRQ2 */
! 676:
! 677: #define TCIC_SCF1_IOSTS (1 << 11) /* enable I/O status mode;
! 678: * allows CIORD/CIOWR to
! 679: * become low-Z.
! 680: */
! 681: #define TCIC_SCF1_SPKR (1 << 12) /* enable SPKR output from
! 682: * this card
! 683: */
! 684: #define TCIC_SCF1_FINPACK (1 << 13) /* force card input
! 685: * acknowledge during I/O
! 686: * cycles. Has no effect
! 687: * if no windows map to card
! 688: */
! 689: #define TCIC_SCF1_DELWR (1 << 14) /* force -all- data to
! 690: * meet 60ns setup time
! 691: * ("DELay WRite")
! 692: */
! 693: #define TCIC_SCF1_HD7IDE (1 << 15) /* Enable special IDE
! 694: * data register mode: odd
! 695: * byte addresses in odd
! 696: * I/O windows will not
! 697: * drive HD7.
! 698: */
! 699:
! 700: /* Bits in the scrf2 register */
! 701: #define TCIC_SCF2_RI (1 << 0) /* enable RI pin from STSCHG
! 702: * (2/N)
! 703: `*/
! 704: #define TCIC_SCF2_IDBR (1 << 1) /* force I/O data bus routing
! 705: * for this socket, regardless
! 706: * of cycle type. (2/N)
! 707: `*/
! 708: #define TCIC_SCF2_MDBR (1 << 2) /* force memory window data
! 709: * bus routing for this
! 710: * socket, regardless of cycle
! 711: * type. (2/N)
! 712: */
! 713: #define TCIC_SCF2_MLBAT1 (1 << 3) /* disable status change
! 714: * ints from LBAT1 (or
! 715: * "STSCHG"
! 716: */
! 717: #define TCIC_SCF2_MLBAT2 (1 << 4) /* disable status change
! 718: * ints from LBAT2 (or "SPKR")
! 719: */
! 720: #define TCIC_SCF2_MRDY (1 << 5) /* disable status change ints
! 721: * from RDY/BSY (or /IREQ).
! 722: * note that you get ints on
! 723: * both high- and low-going
! 724: * edges if this is enabled.
! 725: */
! 726: #define TCIC_SCF2_MWP (1 << 6) /* disable status-change ints
! 727: * from WP (or /IOIS16).
! 728: * If you're using status
! 729: * change ints, you better set
! 730: * this once an I/O window is
! 731: * enabled, before accessing
! 732: * it.
! 733: */
! 734: #define TCIC_SCF2_MCD (1 << 7) /* disable status-change ints
! 735: * from Card Detect.
! 736: */
! 737:
! 738: /*
! 739: * note that these bits match the top 5 bits of the socket status register
! 740: * in order and sense.
! 741: */
! 742: #define TCIC_SCF2_DMASRC_MASK (0x3 << 8) /* mask for this bit field */
! 743: /*-- DMA Source --*/
! 744: #define TCIC_SCF2_DRQ_BVD2 (0x0 << 8) /* BVD2 */
! 745: #define TCIC_SCF2_DRQ_IOIS16 (0x1 << 8) /* IOIS16 */
! 746: #define TCIC_SCF2_DRQ_INPACK (0x2 << 8) /* INPACK */
! 747: #define TCIC_SCF2_DRQ_FORCE (0x3 << 8) /* Force it */
! 748:
! 749: #define TCIC_SCFS2_RSVD (0xFC00) /* top 6 bits are RFU */
! 750:
! 751: /* Bits in the MBASE window registers */
! 752: #define TCIC_MBASE_4K (1 << 14) /* window size is 4K */
! 753: #define TCIC_MBASE_ADDR_MASK 0x0fff /* bits holding the address */
! 754:
! 755: /* Bits in the MMAP window registers */
! 756: #define TCIC_MMAP_ATTR (1 << 15) /* map attr or common space */
! 757: #define TCIC_MMAP_ADDR_MASK 0x3fff /* bits holding the address */
! 758:
! 759: /* Bits in the MCTL window registers */
! 760: #define TCIC_MCTL_ENA (1 << 15) /* enable this window */
! 761: #define TCIC_MCTL_SS_SHIFT 12
! 762: #define TCIC_MCTL_SS_MASK (7 << TCIC_MCTL_SS_SHIFT) /* which socket does this window map to */
! 763: #define TCIC_MCTL_B8 (1 << 11) /* 8/16 bit access select */
! 764: #define TCIC_MCTL_EDC (1 << 10) /* do EDC calc. on access */
! 765: #define TCIC_MCTL_KE (1 << 9) /* accesses are cacheable */
! 766: #define TCIC_MCTL_ACC (1 << 8) /* window has been accessed */
! 767: #define TCIC_MCTL_WP (1 << 7) /* window is write protected */
! 768: #define TCIC_MCTL_QUIET (1 << 6) /* enable quiet socket mode */
! 769: #define TCIC_MCTL_WSCNT_MASK 0x0f /* wait state counter */
! 770:
! 771: /* Bits in the ICTL window registers */
! 772: #define TCIC_ICTL_ENA (1 << 15) /* enable this windo */
! 773: #define TCIC_ICTL_SS_SHIFT 12
! 774: #define TCIC_ICTL_SS_MASK (7 << TCIC_ICTL_SS_SHIFT) /* which socket does this window map to */
! 775: #define TCIC_ICTL_AUTOSZ 0 /* auto size 8/16 bit acc. */
! 776: #define TCIC_ICTL_B8 (1 << 11) /* all accesses 8 bit */
! 777: #define TCIC_ICTL_B16 (1 << 10) /* all accesses 16 bit */
! 778: #define TCIC_ICTL_ATA (3 << 10) /* special ATA mode */
! 779: #define TCIC_ICTL_TINY (1 << 9) /* window size 1 byte */
! 780: #define TCIC_ICTL_ACC (1 << 8) /* window has been accessed */
! 781: #define TCIC_ICTL_1K (1 << 7) /* only 10 bits io decoding */
! 782: #define TCIC_ICTL_QUIET (1 << 6) /* enable quiet socket mode */
! 783: #define TCIC_ICTL_PASS16 (1 << 5) /* pass all 16 bits to card */
! 784: #define TCIC_ICTL_WSCNT_MASK 0x0f /* wait state counter */
! 785:
! 786: /* Various validity tests */
! 787: /*
! 788: * From Databook sample source:
! 789: * MODE_AR_SYSCFG must have, with j = ***read*** (***, R_AUX)
! 790: * and k = (j>>9)&7:
! 791: * if (k&4) k == 5
! 792: * And also:
! 793: * j&0x0f is none of 2, 8, 9, b, c, d, f
! 794: * if (j&8) must have (j&3 == 2)
! 795: * Can't have j==2
! 796: */
! 797: #if 0
! 798: /* this is from the Databook sample code and apparently is wrong */
! 799: #define INVALID_AR_SYSCFG(x) ((((x)&0x1000) && (((x)&0x0c00) != 0x0200)) \
! 800: || (((((x)&0x08) == 0) || (((x)&0x03) == 2)) \
! 801: && ((x) != 0x02)))
! 802: #else
! 803: #define INVALID_AR_SYSCFG(x) ((((x)&0x0800) && (((x)&0x0600) != 0x0100)) \
! 804: || ((((((x)&0x08) == 0) && (((x)&0x03) == 2)) \
! 805: || (((x)&0x03) == 2)) \
! 806: && ((x) != 0x02)))
! 807: #endif
! 808: /* AR_ILOCK must have bits 6 and 7 the same: */
! 809: #define INVALID_AR_ILOCK(x) (((x)&0xc0)==0 || (((x)&0xc0)==0xc0))
! 810:
! 811: /* AR_TEST has some reserved bits: */
! 812: #define INVALID_AR_TEST(x) (((x)&0154) != 0)
! 813:
! 814:
! 815: #define TCIC_IO_WINS 2
! 816: #define TCIC_MAX_MEM_WINS 5
! 817:
! 818: /*
! 819: * Memory window addresses refer to bits A23-A12 of the ISA system memory
! 820: * address. This is a shift of 12 bits. The LSB contains A19-A12, and the
! 821: * MSB contains A23-A20, plus some other bits.
! 822: */
! 823:
! 824: #define TCIC_MEM_SHIFT 12
! 825: #define TCIC_MEM_PAGESIZE (1<<TCIC_MEM_SHIFT)
! 826:
! 827: #endif /* _TCIC2REG_H */
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