root/drivers/net/fddi/skfp/h/skfbi.h
/* SPDX-License-Identifier: GPL-2.0-or-later */
/******************************************************************************
 *
 *      (C)Copyright 1998,1999 SysKonnect,
 *      a business unit of Schneider & Koch & Co. Datensysteme GmbH.
 *
 *      The information in this file is provided "AS IS" without warranty.
 *
 ******************************************************************************/

#ifndef _SKFBI_H_
#define _SKFBI_H_

/*
 * FDDI-Fx (x := {I(SA), P(CI)})
 *      address calculation & function defines
 */

/*--------------------------------------------------------------------------*/
#ifdef  PCI

/*
 *      (DV)    = only defined for Da Vinci
 *      (ML)    = only defined for Monalisa
 */


/*
 * I2C Address (PCI Config)
 *
 * Note: The temperature and voltage sensors are relocated on a different
 *       I2C bus.
 */
#define I2C_ADDR_VPD    0xA0    /* I2C address for the VPD EEPROM */ 

/*
 *      Control Register File:
 *      Bank 0
 */
#define B0_RAP          0x0000  /*  8 bit register address port */
        /* 0x0001 - 0x0003:     reserved */
#define B0_CTRL         0x0004  /*  8 bit control register */
#define B0_DAS          0x0005  /*  8 Bit control register (DAS) */
#define B0_LED          0x0006  /*  8 Bit LED register */
#define B0_TST_CTRL     0x0007  /*  8 bit test control register */
#define B0_ISRC         0x0008  /* 32 bit Interrupt source register */
#define B0_IMSK         0x000c  /* 32 bit Interrupt mask register */

/* 0x0010 - 0x006b:     formac+ (supernet_3) fequently used registers */
#define B0_CMDREG1      0x0010  /* write command reg 1 instruction */
#define B0_CMDREG2      0x0014  /* write command reg 2 instruction */
#define B0_ST1U         0x0010  /* read upper 16-bit of status reg 1 */
#define B0_ST1L         0x0014  /* read lower 16-bit of status reg 1 */
#define B0_ST2U         0x0018  /* read upper 16-bit of status reg 2 */
#define B0_ST2L         0x001c  /* read lower 16-bit of status reg 2 */

#define B0_MARR         0x0020  /* r/w the memory read addr register */
#define B0_MARW         0x0024  /* r/w the memory write addr register*/
#define B0_MDRU         0x0028  /* r/w upper 16-bit of mem. data reg */
#define B0_MDRL         0x002c  /* r/w lower 16-bit of mem. data reg */

#define B0_MDREG3       0x0030  /* r/w Mode Register 3 */
#define B0_ST3U         0x0034  /* read upper 16-bit of status reg 3 */
#define B0_ST3L         0x0038  /* read lower 16-bit of status reg 3 */
#define B0_IMSK3U       0x003c  /* r/w upper 16-bit of IMSK reg 3 */
#define B0_IMSK3L       0x0040  /* r/w lower 16-bit of IMSK reg 3 */
#define B0_IVR          0x0044  /* read Interrupt Vector register */
#define B0_IMR          0x0048  /* r/w Interrupt mask register */
/* 0x4c Hidden */

#define B0_CNTRL_A      0x0050  /* control register A (r/w) */
#define B0_CNTRL_B      0x0054  /* control register B (r/w) */
#define B0_INTR_MASK    0x0058  /* interrupt mask (r/w) */
#define B0_XMIT_VECTOR  0x005c  /* transmit vector register (r/w) */

#define B0_STATUS_A     0x0060  /* status register A (read only) */
#define B0_STATUS_B     0x0064  /* status register B (read only) */
#define B0_CNTRL_C      0x0068  /* control register C (r/w) */
#define B0_MDREG1       0x006c  /* r/w Mode Register 1 */

#define B0_R1_CSR       0x0070  /* 32 bit BMU control/status reg (rec q 1) */
#define B0_R2_CSR       0x0074  /* 32 bit BMU control/status reg (rec q 2)(DV)*/
#define B0_XA_CSR       0x0078  /* 32 bit BMU control/status reg (a xmit q) */
#define B0_XS_CSR       0x007c  /* 32 bit BMU control/status reg (s xmit q) */

/*
 *      Bank 1
 *      - completely empty (this is the RAP Block window)
 *      Note: if RAP = 1 this page is reserved
 */

/*
 *      Bank 2
 */
#define B2_MAC_0        0x0100  /*  8 bit MAC address Byte 0 */
#define B2_MAC_1        0x0101  /*  8 bit MAC address Byte 1 */
#define B2_MAC_2        0x0102  /*  8 bit MAC address Byte 2 */
#define B2_MAC_3        0x0103  /*  8 bit MAC address Byte 3 */
#define B2_MAC_4        0x0104  /*  8 bit MAC address Byte 4 */
#define B2_MAC_5        0x0105  /*  8 bit MAC address Byte 5 */
#define B2_MAC_6        0x0106  /*  8 bit MAC address Byte 6 (== 0) (DV) */
#define B2_MAC_7        0x0107  /*  8 bit MAC address Byte 7 (== 0) (DV) */

#define B2_CONN_TYP     0x0108  /*  8 bit Connector type */
#define B2_PMD_TYP      0x0109  /*  8 bit PMD type */
                                /* 0x010a - 0x010b:     reserved */
        /* Eprom registers are currently of no use */
#define B2_E_0          0x010c  /*  8 bit EPROM Byte 0 */
#define B2_E_1          0x010d  /*  8 bit EPROM Byte 1 */
#define B2_E_2          0x010e  /*  8 bit EPROM Byte 2 */
#define B2_E_3          0x010f  /*  8 bit EPROM Byte 3 */
#define B2_FAR          0x0110  /* 32 bit Flash-Prom Address Register/Counter */
#define B2_FDP          0x0114  /*  8 bit Flash-Prom Data Port */
                                /* 0x0115 - 0x0117:     reserved */
#define B2_LD_CRTL      0x0118  /*  8 bit loader control */
#define B2_LD_TEST      0x0119  /*  8 bit loader test */
                                /* 0x011a - 0x011f:     reserved */
#define B2_TI_INI       0x0120  /* 32 bit Timer init value */
#define B2_TI_VAL       0x0124  /* 32 bit Timer value */
#define B2_TI_CRTL      0x0128  /*  8 bit Timer control */
#define B2_TI_TEST      0x0129  /*  8 Bit Timer Test */
                                /* 0x012a - 0x012f:     reserved */
#define B2_WDOG_INI     0x0130  /* 32 bit Watchdog init value */
#define B2_WDOG_VAL     0x0134  /* 32 bit Watchdog value */
#define B2_WDOG_CRTL    0x0138  /*  8 bit Watchdog control */
#define B2_WDOG_TEST    0x0139  /*  8 Bit Watchdog Test */
                                /* 0x013a - 0x013f:     reserved */
#define B2_RTM_INI      0x0140  /* 32 bit RTM init value */
#define B2_RTM_VAL      0x0144  /* 32 bit RTM value */
#define B2_RTM_CRTL     0x0148  /*  8 bit RTM control */
#define B2_RTM_TEST     0x0149  /*  8 Bit RTM Test */

#define B2_TOK_COUNT    0x014c  /* (ML) 32 bit  Token Counter */
#define B2_DESC_ADDR_H  0x0150  /* (ML) 32 bit  Desciptor Base Addr Reg High */
#define B2_CTRL_2       0x0154  /* (ML)  8 bit  Control Register 2 */
#define B2_IFACE_REG    0x0155  /* (ML)  8 bit  Interface Register */
                                /* 0x0156:              reserved */
#define B2_TST_CTRL_2   0x0157  /* (ML)  8 bit  Test Control Register 2 */
#define B2_I2C_CTRL     0x0158  /* (ML) 32 bit  I2C Control Register */
#define B2_I2C_DATA     0x015c  /* (ML) 32 bit  I2C Data Register */

#define B2_IRQ_MOD_INI  0x0160  /* (ML) 32 bit  IRQ Moderation Timer Init Reg. */
#define B2_IRQ_MOD_VAL  0x0164  /* (ML) 32 bit  IRQ Moderation Timer Value */
#define B2_IRQ_MOD_CTRL 0x0168  /* (ML)  8 bit  IRQ Moderation Timer Control */
#define B2_IRQ_MOD_TEST 0x0169  /* (ML)  8 bit  IRQ Moderation Timer Test */
                                /* 0x016a - 0x017f:     reserved */

/*
 *      Bank 3
 */
/*
 * This is a copy of the Configuration register file (lower half)
 */
#define B3_CFG_SPC      0x180

/*
 *      Bank 4
 */
#define B4_R1_D         0x0200  /*      4*32 bit current receive Descriptor  */
#define B4_R1_DA        0x0210  /*      32 bit current rec desc address      */
#define B4_R1_AC        0x0214  /*      32 bit current receive Address Count */
#define B4_R1_BC        0x0218  /*      32 bit current receive Byte Counter  */
#define B4_R1_CSR       0x021c  /*      32 bit BMU Control/Status Register   */
#define B4_R1_F         0x0220  /*      32 bit flag register                 */
#define B4_R1_T1        0x0224  /*      32 bit Test Register 1               */
#define B4_R1_T1_TR     0x0224  /*      8 bit Test Register 1 TR             */
#define B4_R1_T1_WR     0x0225  /*      8 bit Test Register 1 WR             */
#define B4_R1_T1_RD     0x0226  /*      8 bit Test Register 1 RD             */
#define B4_R1_T1_SV     0x0227  /*      8 bit Test Register 1 SV             */
#define B4_R1_T2        0x0228  /*      32 bit Test Register 2               */
#define B4_R1_T3        0x022c  /*      32 bit Test Register 3               */
#define B4_R1_DA_H      0x0230  /* (ML) 32 bit Curr Rx Desc Address High     */
#define B4_R1_AC_H      0x0234  /* (ML) 32 bit Curr Addr Counter High dword  */
                                /* 0x0238 - 0x023f:     reserved          */
                                /* Receive queue 2 is removed on Monalisa */
#define B4_R2_D         0x0240  /* 4*32 bit current receive Descriptor  (q2) */
#define B4_R2_DA        0x0250  /* 32 bit current rec desc address      (q2) */
#define B4_R2_AC        0x0254  /* 32 bit current receive Address Count (q2) */
#define B4_R2_BC        0x0258  /* 32 bit current receive Byte Counter  (q2) */
#define B4_R2_CSR       0x025c  /* 32 bit BMU Control/Status Register   (q2) */
#define B4_R2_F         0x0260  /* 32 bit flag register                 (q2) */
#define B4_R2_T1        0x0264  /* 32 bit Test Register 1               (q2) */
#define B4_R2_T1_TR     0x0264  /* 8 bit Test Register 1 TR             (q2) */
#define B4_R2_T1_WR     0x0265  /* 8 bit Test Register 1 WR             (q2) */
#define B4_R2_T1_RD     0x0266  /* 8 bit Test Register 1 RD             (q2) */
#define B4_R2_T1_SV     0x0267  /* 8 bit Test Register 1 SV             (q2) */
#define B4_R2_T2        0x0268  /* 32 bit Test Register 2               (q2) */
#define B4_R2_T3        0x026c  /* 32 bit Test Register 3               (q2) */
                                /* 0x0270 - 0x027c:     reserved */

/*
 *      Bank 5
 */
#define B5_XA_D         0x0280  /* 4*32 bit current transmit Descriptor (xa) */
#define B5_XA_DA        0x0290  /* 32 bit current tx desc address       (xa) */
#define B5_XA_AC        0x0294  /* 32 bit current tx Address Count      (xa) */
#define B5_XA_BC        0x0298  /* 32 bit current tx Byte Counter       (xa) */
#define B5_XA_CSR       0x029c  /* 32 bit BMU Control/Status Register   (xa) */
#define B5_XA_F         0x02a0  /* 32 bit flag register                 (xa) */
#define B5_XA_T1        0x02a4  /* 32 bit Test Register 1               (xa) */
#define B5_XA_T1_TR     0x02a4  /* 8 bit Test Register 1 TR             (xa) */
#define B5_XA_T1_WR     0x02a5  /* 8 bit Test Register 1 WR             (xa) */
#define B5_XA_T1_RD     0x02a6  /* 8 bit Test Register 1 RD             (xa) */
#define B5_XA_T1_SV     0x02a7  /* 8 bit Test Register 1 SV             (xa) */
#define B5_XA_T2        0x02a8  /* 32 bit Test Register 2               (xa) */
#define B5_XA_T3        0x02ac  /* 32 bit Test Register 3               (xa) */
#define B5_XA_DA_H      0x02b0  /* (ML) 32 bit Curr Tx Desc Address High     */
#define B5_XA_AC_H      0x02b4  /* (ML) 32 bit Curr Addr Counter High dword  */
                                /* 0x02b8 - 0x02bc:     reserved */
#define B5_XS_D         0x02c0  /* 4*32 bit current transmit Descriptor (xs) */
#define B5_XS_DA        0x02d0  /* 32 bit current tx desc address       (xs) */
#define B5_XS_AC        0x02d4  /* 32 bit current transmit Address Count(xs) */
#define B5_XS_BC        0x02d8  /* 32 bit current transmit Byte Counter (xs) */
#define B5_XS_CSR       0x02dc  /* 32 bit BMU Control/Status Register   (xs) */
#define B5_XS_F         0x02e0  /* 32 bit flag register                 (xs) */
#define B5_XS_T1        0x02e4  /* 32 bit Test Register 1               (xs) */
#define B5_XS_T1_TR     0x02e4  /* 8 bit Test Register 1 TR             (xs) */
#define B5_XS_T1_WR     0x02e5  /* 8 bit Test Register 1 WR             (xs) */
#define B5_XS_T1_RD     0x02e6  /* 8 bit Test Register 1 RD             (xs) */
#define B5_XS_T1_SV     0x02e7  /* 8 bit Test Register 1 SV             (xs) */
#define B5_XS_T2        0x02e8  /* 32 bit Test Register 2               (xs) */
#define B5_XS_T3        0x02ec  /* 32 bit Test Register 3               (xs) */
#define B5_XS_DA_H      0x02f0  /* (ML) 32 bit Curr Tx Desc Address High     */
#define B5_XS_AC_H      0x02f4  /* (ML) 32 bit Curr Addr Counter High dword  */
                                /* 0x02f8 - 0x02fc:     reserved */

/*
 *      Bank 6
 */
/* External PLC-S registers (SN2 compatibility for DV) */
/* External registers (ML) */
#define B6_EXT_REG      0x300

/*
 *      Bank 7
 */
/* DAS PLC-S Registers */

/*
 *      Bank 8 - 15
 */
/* IFCP registers */

/*---------------------------------------------------------------------------*/
/* Definitions of the Bits in the registers */

/*      B0_RAP          16 bit register address port */
#define RAP_RAP         0x0f    /* Bit 3..0:    0 = block0, .., f = block15 */

/*      B0_CTRL         8 bit control register */
#define CTRL_FDDI_CLR   (1<<7)  /* Bit 7: (ML)  Clear FDDI Reset */
#define CTRL_FDDI_SET   (1<<6)  /* Bit 6: (ML)  Set FDDI Reset */
#define CTRL_HPI_CLR    (1<<5)  /* Bit 5:       Clear HPI SM reset */
#define CTRL_HPI_SET    (1<<4)  /* Bit 4:       Set HPI SM reset */
#define CTRL_MRST_CLR   (1<<3)  /* Bit 3:       Clear Master reset */
#define CTRL_MRST_SET   (1<<2)  /* Bit 2:       Set Master reset */
#define CTRL_RST_CLR    (1<<1)  /* Bit 1:       Clear Software reset */
#define CTRL_RST_SET    (1<<0)  /* Bit 0:       Set Software reset */

/*      B0_DAS          8 Bit control register (DAS) */
#define BUS_CLOCK       (1<<7)  /* Bit 7: (ML)  Bus Clock 0/1 = 33/66MHz */
#define BUS_SLOT_SZ     (1<<6)  /* Bit 6: (ML)  Slot Size 0/1 = 32/64 bit slot*/
                                /* Bit 5..4:    reserved */
#define DAS_AVAIL       (1<<3)  /* Bit 3:       1 = DAS, 0 = SAS */
#define DAS_BYP_ST      (1<<2)  /* Bit 2:       1 = avail,SAS, 0 = not avail */
#define DAS_BYP_INS     (1<<1)  /* Bit 1:       1 = insert Bypass */
#define DAS_BYP_RMV     (1<<0)  /* Bit 0:       1 = remove Bypass */

/*      B0_LED          8 Bit LED register */
                                /* Bit 7..6:    reserved */
#define LED_2_ON        (1<<5)  /* Bit 5:       1 = switch LED_2 on (left,gn)*/
#define LED_2_OFF       (1<<4)  /* Bit 4:       1 = switch LED_2 off */
#define LED_1_ON        (1<<3)  /* Bit 3:       1 = switch LED_1 on (mid,yel)*/
#define LED_1_OFF       (1<<2)  /* Bit 2:       1 = switch LED_1 off */
#define LED_0_ON        (1<<1)  /* Bit 1:       1 = switch LED_0 on (rght,gn)*/
#define LED_0_OFF       (1<<0)  /* Bit 0:       1 = switch LED_0 off */
/* This hardware defines are very ugly therefore we define some others */

#define LED_GA_ON       LED_2_ON        /* S port = A port */
#define LED_GA_OFF      LED_2_OFF       /* S port = A port */
#define LED_MY_ON       LED_1_ON
#define LED_MY_OFF      LED_1_OFF
#define LED_GB_ON       LED_0_ON
#define LED_GB_OFF      LED_0_OFF

/*      B0_TST_CTRL     8 bit test control register */
#define TST_FRC_DPERR_MR        (1<<7)  /* Bit 7:  force DATAPERR on MST RE. */
#define TST_FRC_DPERR_MW        (1<<6)  /* Bit 6:  force DATAPERR on MST WR. */
#define TST_FRC_DPERR_TR        (1<<5)  /* Bit 5:  force DATAPERR on TRG RE. */
#define TST_FRC_DPERR_TW        (1<<4)  /* Bit 4:  force DATAPERR on TRG WR. */
#define TST_FRC_APERR_M         (1<<3)  /* Bit 3:  force ADDRPERR on MST     */
#define TST_FRC_APERR_T         (1<<2)  /* Bit 2:  force ADDRPERR on TRG     */
#define TST_CFG_WRITE_ON        (1<<1)  /* Bit 1:  ena configuration reg. WR */
#define TST_CFG_WRITE_OFF       (1<<0)  /* Bit 0:  dis configuration reg. WR */

/*      B0_ISRC         32 bit Interrupt source register */
                                        /* Bit 31..28:  reserved             */
#define IS_I2C_READY    (1L<<27)        /* Bit 27: (ML) IRQ on end of I2C tx */
#define IS_IRQ_SW       (1L<<26)        /* Bit 26: (ML) SW forced IRQ        */
#define IS_EXT_REG      (1L<<25)        /* Bit 25: (ML) IRQ from external reg*/
#define IS_IRQ_STAT     (1L<<24)        /* Bit 24:      IRQ status exception */
                                        /*   PERR, RMABORT, RTABORT DATAPERR */
#define IS_IRQ_MST_ERR  (1L<<23)        /* Bit 23:      IRQ master error     */
                                        /*   RMABORT, RTABORT, DATAPERR      */
#define IS_TIMINT       (1L<<22)        /* Bit 22:      IRQ_TIMER       */
#define IS_TOKEN        (1L<<21)        /* Bit 21:      IRQ_RTM         */
/*
 * Note: The DAS is our First Port (!=PA)
 */
#define IS_PLINT1       (1L<<20)        /* Bit 20:      IRQ_PHY_DAS     */
#define IS_PLINT2       (1L<<19)        /* Bit 19:      IRQ_IFCP_4      */
#define IS_MINTR3       (1L<<18)        /* Bit 18:      IRQ_IFCP_3/IRQ_PHY */
#define IS_MINTR2       (1L<<17)        /* Bit 17:      IRQ_IFCP_2/IRQ_MAC_2 */
#define IS_MINTR1       (1L<<16)        /* Bit 16:      IRQ_IFCP_1/IRQ_MAC_1 */
/* Receive Queue 1 */
#define IS_R1_P         (1L<<15)        /* Bit 15:      Parity Error (q1) */
#define IS_R1_B         (1L<<14)        /* Bit 14:      End of Buffer (q1) */
#define IS_R1_F         (1L<<13)        /* Bit 13:      End of Frame (q1) */
#define IS_R1_C         (1L<<12)        /* Bit 12:      Encoding Error (q1) */
/* Receive Queue 2 */
#define IS_R2_P         (1L<<11)        /* Bit 11: (DV) Parity Error (q2) */
#define IS_R2_B         (1L<<10)        /* Bit 10: (DV) End of Buffer (q2) */
#define IS_R2_F         (1L<<9)         /* Bit  9: (DV) End of Frame (q2) */
#define IS_R2_C         (1L<<8)         /* Bit  8: (DV) Encoding Error (q2) */
/* Asynchronous Transmit queue */
                                        /* Bit  7:      reserved */
#define IS_XA_B         (1L<<6)         /* Bit  6:      End of Buffer (xa) */
#define IS_XA_F         (1L<<5)         /* Bit  5:      End of Frame (xa) */
#define IS_XA_C         (1L<<4)         /* Bit  4:      Encoding Error (xa) */
/* Synchronous Transmit queue */
                                        /* Bit  3:      reserved */
#define IS_XS_B         (1L<<2)         /* Bit  2:      End of Buffer (xs) */
#define IS_XS_F         (1L<<1)         /* Bit  1:      End of Frame (xs) */
#define IS_XS_C         (1L<<0)         /* Bit  0:      Encoding Error (xs) */

/*
 * Define all valid interrupt source Bits from GET_ISR ()
 */
#define ALL_IRSR        0x01ffff77L     /* (DV) */
#define ALL_IRSR_ML     0x0ffff077L     /* (ML) */


/*      B0_IMSK         32 bit Interrupt mask register */
/*
 * The Bit definnition of this register are the same as of the interrupt
 * source register. These definition are directly derived from the Hardware
 * spec.
 */
                                        /* Bit 31..28:  reserved             */
#define IRQ_I2C_READY   (1L<<27)        /* Bit 27: (ML) IRQ on end of I2C tx */
#define IRQ_SW          (1L<<26)        /* Bit 26: (ML) SW forced IRQ        */
#define IRQ_EXT_REG     (1L<<25)        /* Bit 25: (ML) IRQ from external reg*/
#define IRQ_STAT        (1L<<24)        /* Bit 24:      IRQ status exception */
                                        /*   PERR, RMABORT, RTABORT DATAPERR */
#define IRQ_MST_ERR     (1L<<23)        /* Bit 23:      IRQ master error     */
                                        /*   RMABORT, RTABORT, DATAPERR      */
#define IRQ_TIMER       (1L<<22)        /* Bit 22:      IRQ_TIMER       */
#define IRQ_RTM         (1L<<21)        /* Bit 21:      IRQ_RTM         */
#define IRQ_DAS         (1L<<20)        /* Bit 20:      IRQ_PHY_DAS     */
#define IRQ_IFCP_4      (1L<<19)        /* Bit 19:      IRQ_IFCP_4      */
#define IRQ_IFCP_3      (1L<<18)        /* Bit 18:      IRQ_IFCP_3/IRQ_PHY */
#define IRQ_IFCP_2      (1L<<17)        /* Bit 17:      IRQ_IFCP_2/IRQ_MAC_2 */
#define IRQ_IFCP_1      (1L<<16)        /* Bit 16:      IRQ_IFCP_1/IRQ_MAC_1 */
/* Receive Queue 1 */
#define IRQ_R1_P        (1L<<15)        /* Bit 15:      Parity Error (q1) */
#define IRQ_R1_B        (1L<<14)        /* Bit 14:      End of Buffer (q1) */
#define IRQ_R1_F        (1L<<13)        /* Bit 13:      End of Frame (q1) */
#define IRQ_R1_C        (1L<<12)        /* Bit 12:      Encoding Error (q1) */
/* Receive Queue 2 */
#define IRQ_R2_P        (1L<<11)        /* Bit 11: (DV) Parity Error (q2) */
#define IRQ_R2_B        (1L<<10)        /* Bit 10: (DV) End of Buffer (q2) */
#define IRQ_R2_F        (1L<<9)         /* Bit  9: (DV) End of Frame (q2) */
#define IRQ_R2_C        (1L<<8)         /* Bit  8: (DV) Encoding Error (q2) */
/* Asynchronous Transmit queue */
                                        /* Bit  7:      reserved */
#define IRQ_XA_B        (1L<<6)         /* Bit  6:      End of Buffer (xa) */
#define IRQ_XA_F        (1L<<5)         /* Bit  5:      End of Frame (xa) */
#define IRQ_XA_C        (1L<<4)         /* Bit  4:      Encoding Error (xa) */
/* Synchronous Transmit queue */
                                        /* Bit  3:      reserved */
#define IRQ_XS_B        (1L<<2)         /* Bit  2:      End of Buffer (xs) */
#define IRQ_XS_F        (1L<<1)         /* Bit  1:      End of Frame (xs) */
#define IRQ_XS_C        (1L<<0)         /* Bit  0:      Encoding Error (xs) */

/* 0x0010 - 0x006b:     formac+ (supernet_3) fequently used registers */
/*      B0_R1_CSR       32 bit BMU control/status reg (rec q 1 ) */
/*      B0_R2_CSR       32 bit BMU control/status reg (rec q 2 ) */
/*      B0_XA_CSR       32 bit BMU control/status reg (a xmit q ) */
/*      B0_XS_CSR       32 bit BMU control/status reg (s xmit q ) */
/* The registers are the same as B4_R1_CSR, B4_R2_CSR, B5_Xa_CSR, B5_XS_CSR */

/*      B2_MAC_0        8 bit MAC address Byte 0 */
/*      B2_MAC_1        8 bit MAC address Byte 1 */
/*      B2_MAC_2        8 bit MAC address Byte 2 */
/*      B2_MAC_3        8 bit MAC address Byte 3 */
/*      B2_MAC_4        8 bit MAC address Byte 4 */
/*      B2_MAC_5        8 bit MAC address Byte 5 */
/*      B2_MAC_6        8 bit MAC address Byte 6 (== 0) (DV) */
/*      B2_MAC_7        8 bit MAC address Byte 7 (== 0) (DV) */

/*      B2_CONN_TYP     8 bit Connector type */
/*      B2_PMD_TYP      8 bit PMD type */
/*      Values of connector and PMD type comply to SysKonnect internal std */

/*      The EPROM register are currently of no use */
/*      B2_E_0          8 bit EPROM Byte 0 */
/*      B2_E_1          8 bit EPROM Byte 1 */
/*      B2_E_2          8 bit EPROM Byte 2 */
/*      B2_E_3          8 bit EPROM Byte 3 */

/*      B2_FAR          32 bit Flash-Prom Address Register/Counter */
#define FAR_ADDR        0x1ffffL        /* Bit 16..0:   FPROM Address mask */

/*      B2_FDP          8 bit Flash-Prom Data Port */

/*      B2_LD_CRTL      8 bit loader control */
/*      Bits are currently reserved */

/*      B2_LD_TEST      8 bit loader test */
#define LD_T_ON         (1<<3)  /* Bit 3:    Loader Testmode on */
#define LD_T_OFF        (1<<2)  /* Bit 2:    Loader Testmode off */
#define LD_T_STEP       (1<<1)  /* Bit 1:    Decrement FPROM addr. Counter */
#define LD_START        (1<<0)  /* Bit 0:    Start loading FPROM */

/*      B2_TI_INI       32 bit Timer init value */
/*      B2_TI_VAL       32 bit Timer value */
/*      B2_TI_CRTL      8 bit Timer control */
/*      B2_TI_TEST      8 Bit Timer Test */
/*      B2_WDOG_INI     32 bit Watchdog init value */
/*      B2_WDOG_VAL     32 bit Watchdog value */
/*      B2_WDOG_CRTL    8 bit Watchdog control */
/*      B2_WDOG_TEST    8 Bit Watchdog Test */
/*      B2_RTM_INI      32 bit RTM init value */
/*      B2_RTM_VAL      32 bit RTM value */
/*      B2_RTM_CRTL     8 bit RTM control */
/*      B2_RTM_TEST     8 Bit RTM Test */
/*      B2_<TIM>_CRTL   8 bit <TIM> control */
/*      B2_IRQ_MOD_INI  32 bit IRQ Moderation Timer Init Reg.   (ML) */
/*      B2_IRQ_MOD_VAL  32 bit IRQ Moderation Timer Value       (ML) */
/*      B2_IRQ_MOD_CTRL 8 bit IRQ Moderation Timer Control      (ML) */
/*      B2_IRQ_MOD_TEST 8 bit IRQ Moderation Timer Test         (ML) */
#define GET_TOK_CT      (1<<4)  /* Bit 4: Get the Token Counter (RTM) */
#define TIM_RES_TOK     (1<<3)  /* Bit 3: RTM Status: 1 == restricted */
#define TIM_ALARM       (1<<3)  /* Bit 3: Timer Alarm (WDOG) */
#define TIM_START       (1<<2)  /* Bit 2: Start Timer (TI,WDOG,RTM,IRQ_MOD)*/
#define TIM_STOP        (1<<1)  /* Bit 1: Stop Timer (TI,WDOG,RTM,IRQ_MOD) */
#define TIM_CL_IRQ      (1<<0)  /* Bit 0: Clear Timer IRQ (TI,WDOG,RTM) */
/*      B2_<TIM>_TEST   8 Bit <TIM> Test */
#define TIM_T_ON        (1<<2)  /* Bit 2: Test mode on (TI,WDOG,RTM,IRQ_MOD) */
#define TIM_T_OFF       (1<<1)  /* Bit 1: Test mode off (TI,WDOG,RTM,IRQ_MOD) */
#define TIM_T_STEP      (1<<0)  /* Bit 0: Test step (TI,WDOG,RTM,IRQ_MOD) */

/*      B2_TOK_COUNT    0x014c  (ML)    32 bit  Token Counter */
/*      B2_DESC_ADDR_H  0x0150  (ML)    32 bit  Desciptor Base Addr Reg High */
/*      B2_CTRL_2       0x0154  (ML)     8 bit  Control Register 2 */
                                /* Bit 7..5:    reserved                */
#define CTRL_CL_I2C_IRQ (1<<4)  /* Bit 4:       Clear I2C IRQ           */
#define CTRL_ST_SW_IRQ  (1<<3)  /* Bit 3:       Set IRQ SW Request      */
#define CTRL_CL_SW_IRQ  (1<<2)  /* Bit 2:       Clear IRQ SW Request    */
#define CTRL_STOP_DONE  (1<<1)  /* Bit 1:       Stop Master is finished */
#define CTRL_STOP_MAST  (1<<0)  /* Bit 0:       Command Bit to stop the master*/

/*      B2_IFACE_REG    0x0155  (ML)     8 bit  Interface Register */
                                /* Bit 7..3:    reserved                */
#define IF_I2C_DATA_DIR (1<<2)  /* Bit 2:       direction of IF_I2C_DATA*/
#define IF_I2C_DATA     (1<<1)  /* Bit 1:       I2C Data Port           */
#define IF_I2C_CLK      (1<<0)  /* Bit 0:       I2C Clock Port          */

                                /* 0x0156:              reserved */
/*      B2_TST_CTRL_2   0x0157  (ML)     8 bit  Test Control Register 2 */
                                        /* Bit 7..4:    reserved */
                                        /* force the following error on */
                                        /* the next master read/write   */
#define TST_FRC_DPERR_MR64      (1<<3)  /* Bit 3:       DataPERR RD 64  */
#define TST_FRC_DPERR_MW64      (1<<2)  /* Bit 2:       DataPERR WR 64  */
#define TST_FRC_APERR_1M64      (1<<1)  /* Bit 1:       AddrPERR on 1. phase */
#define TST_FRC_APERR_2M64      (1<<0)  /* Bit 0:       AddrPERR on 2. phase */

/*      B2_I2C_CTRL     0x0158  (ML)    32 bit  I2C Control Register           */
#define I2C_FLAG        (1L<<31)        /* Bit 31:      Start read/write if WR */
#define I2C_ADDR        (0x7fffL<<16)   /* Bit 30..16:  Addr to be read/written*/
#define I2C_DEV_SEL     (0x7fL<<9)      /* Bit  9..15:  I2C Device Select      */
                                        /* Bit  5.. 8:  reserved               */
#define I2C_BURST_LEN   (1L<<4)         /* Bit  4       Burst Len, 1/4 bytes   */
#define I2C_DEV_SIZE    (7L<<1)         /* Bit  1.. 3:  I2C Device Size        */
#define I2C_025K_DEV    (0L<<1)         /*              0: 256 Bytes or smaller*/
#define I2C_05K_DEV     (1L<<1)         /*              1: 512  Bytes          */
#define I2C_1K_DEV      (2L<<1)         /*              2: 1024 Bytes          */
#define I2C_2K_DEV      (3L<<1)         /*              3: 2048 Bytes          */
#define I2C_4K_DEV      (4L<<1)         /*              4: 4096 Bytes          */
#define I2C_8K_DEV      (5L<<1)         /*              5: 8192 Bytes          */
#define I2C_16K_DEV     (6L<<1)         /*              6: 16384 Bytes         */
#define I2C_32K_DEV     (7L<<1)         /*              7: 32768 Bytes         */
#define I2C_STOP_BIT    (1<<0)          /* Bit  0:      Interrupt I2C transfer */

/*
 * I2C Addresses
 *
 * The temperature sensor and the voltage sensor are on the same I2C bus.
 * Note: The voltage sensor (Micorwire) will be selected by PCI_EXT_PATCH_1
 *       in PCI_OUR_REG 1.
 */
#define I2C_ADDR_TEMP   0x90    /* I2C Address Temperature Sensor */

/*      B2_I2C_DATA     0x015c  (ML)    32 bit  I2C Data Register */

/*      B4_R1_D         4*32 bit current receive Descriptor     (q1) */
/*      B4_R1_DA        32 bit current rec desc address         (q1) */
/*      B4_R1_AC        32 bit current receive Address Count    (q1) */
/*      B4_R1_BC        32 bit current receive Byte Counter     (q1) */
/*      B4_R1_CSR       32 bit BMU Control/Status Register      (q1) */
/*      B4_R1_F         32 bit flag register                    (q1) */
/*      B4_R1_T1        32 bit Test Register 1                  (q1) */
/*      B4_R1_T2        32 bit Test Register 2                  (q1) */
/*      B4_R1_T3        32 bit Test Register 3                  (q1) */
/*      B4_R2_D         4*32 bit current receive Descriptor     (q2) */
/*      B4_R2_DA        32 bit current rec desc address         (q2) */
/*      B4_R2_AC        32 bit current receive Address Count    (q2) */
/*      B4_R2_BC        32 bit current receive Byte Counter     (q2) */
/*      B4_R2_CSR       32 bit BMU Control/Status Register      (q2) */
/*      B4_R2_F         32 bit flag register                    (q2) */
/*      B4_R2_T1        32 bit Test Register 1                  (q2) */
/*      B4_R2_T2        32 bit Test Register 2                  (q2) */
/*      B4_R2_T3        32 bit Test Register 3                  (q2) */
/*      B5_XA_D         4*32 bit current receive Descriptor     (xa) */
/*      B5_XA_DA        32 bit current rec desc address         (xa) */
/*      B5_XA_AC        32 bit current receive Address Count    (xa) */
/*      B5_XA_BC        32 bit current receive Byte Counter     (xa) */
/*      B5_XA_CSR       32 bit BMU Control/Status Register      (xa) */
/*      B5_XA_F         32 bit flag register                    (xa) */
/*      B5_XA_T1        32 bit Test Register 1                  (xa) */
/*      B5_XA_T2        32 bit Test Register 2                  (xa) */
/*      B5_XA_T3        32 bit Test Register 3                  (xa) */
/*      B5_XS_D         4*32 bit current receive Descriptor     (xs) */
/*      B5_XS_DA        32 bit current rec desc address         (xs) */
/*      B5_XS_AC        32 bit current receive Address Count    (xs) */
/*      B5_XS_BC        32 bit current receive Byte Counter     (xs) */
/*      B5_XS_CSR       32 bit BMU Control/Status Register      (xs) */
/*      B5_XS_F         32 bit flag register                    (xs) */
/*      B5_XS_T1        32 bit Test Register 1                  (xs) */
/*      B5_XS_T2        32 bit Test Register 2                  (xs) */
/*      B5_XS_T3        32 bit Test Register 3                  (xs) */
/*      B5_<xx>_CSR     32 bit BMU Control/Status Register      (xx) */
#define CSR_DESC_CLEAR  (1L<<21)    /* Bit 21:  Clear Reset for Descr */
#define CSR_DESC_SET    (1L<<20)    /* Bit 20:  Set Reset for Descr */
#define CSR_FIFO_CLEAR  (1L<<19)    /* Bit 19:  Clear Reset for FIFO */
#define CSR_FIFO_SET    (1L<<18)    /* Bit 18:  Set Reset for FIFO */
#define CSR_HPI_RUN     (1L<<17)    /* Bit 17:  Release HPI SM */
#define CSR_HPI_RST     (1L<<16)    /* Bit 16:  Reset HPI SM to Idle */
#define CSR_SV_RUN      (1L<<15)    /* Bit 15:  Release Supervisor SM */
#define CSR_SV_RST      (1L<<14)    /* Bit 14:  Reset Supervisor SM */
#define CSR_DREAD_RUN   (1L<<13)    /* Bit 13:  Release Descr Read SM */
#define CSR_DREAD_RST   (1L<<12)    /* Bit 12:  Reset Descr Read SM */
#define CSR_DWRITE_RUN  (1L<<11)    /* Bit 11:  Rel. Descr Write SM */
#define CSR_DWRITE_RST  (1L<<10)    /* Bit 10:  Reset Descr Write SM */
#define CSR_TRANS_RUN   (1L<<9)     /* Bit 9:   Release Transfer SM */
#define CSR_TRANS_RST   (1L<<8)     /* Bit 8:   Reset Transfer SM */
                                    /* Bit 7..5: reserved */
#define CSR_START       (1L<<4)     /* Bit 4:   Start Rec/Xmit Queue */
#define CSR_IRQ_CL_P    (1L<<3)     /* Bit 3:   Clear Parity IRQ, Rcv */
#define CSR_IRQ_CL_B    (1L<<2)     /* Bit 2:   Clear EOB IRQ */
#define CSR_IRQ_CL_F    (1L<<1)     /* Bit 1:   Clear EOF IRQ */
#define CSR_IRQ_CL_C    (1L<<0)     /* Bit 0:   Clear ERR IRQ */

#define CSR_SET_RESET   (CSR_DESC_SET|CSR_FIFO_SET|CSR_HPI_RST|CSR_SV_RST|\
                        CSR_DREAD_RST|CSR_DWRITE_RST|CSR_TRANS_RST)
#define CSR_CLR_RESET   (CSR_DESC_CLEAR|CSR_FIFO_CLEAR|CSR_HPI_RUN|CSR_SV_RUN|\
                        CSR_DREAD_RUN|CSR_DWRITE_RUN|CSR_TRANS_RUN)


/*      B5_<xx>_F       32 bit flag register             (xx) */
                                        /* Bit 28..31:  reserved              */
#define F_ALM_FULL      (1L<<27)        /* Bit 27: (ML) FIFO almost full      */
#define F_FIFO_EOF      (1L<<26)        /* Bit 26: (ML) Fag bit in FIFO       */
#define F_WM_REACHED    (1L<<25)        /* Bit 25: (ML) Watermark reached     */
#define F_UP_DW_USED    (1L<<24)        /* Bit 24: (ML) Upper Dword used (bug)*/
                                        /* Bit 23:      reserved              */
#define F_FIFO_LEVEL    (0x1fL<<16)     /* Bit 16..22:(ML) # of Qwords in FIFO*/
                                        /* Bit  8..15:  reserved              */
#define F_ML_WATER_M    0x0000ffL       /* Bit  0.. 7:(ML) Watermark          */
#define FLAG_WATER      0x00001fL       /* Bit 4..0:(DV) Level of req data tr.*/

/*      B5_<xx>_T1      32 bit Test Register 1           (xx) */
/*              Holds four State Machine control Bytes */
#define SM_CRTL_SV      (0xffL<<24) /* Bit 31..24:  Control Supervisor SM */
#define SM_CRTL_RD      (0xffL<<16) /* Bit 23..16:  Control Read Desc SM */
#define SM_CRTL_WR      (0xffL<<8)  /* Bit 15..8:   Control Write Desc SM */
#define SM_CRTL_TR      (0xffL<<0)  /* Bit 7..0:    Control Transfer SM */

/*      B4_<xx>_T1_TR   8 bit Test Register 1 TR                (xx) */
/*      B4_<xx>_T1_WR   8 bit Test Register 1 WR                (xx) */
/*      B4_<xx>_T1_RD   8 bit Test Register 1 RD                (xx) */
/*      B4_<xx>_T1_SV   8 bit Test Register 1 SV                (xx) */
/* The control status byte of each machine looks like ... */
#define SM_STATE        0xf0    /* Bit 7..4:    State which shall be loaded */
#define SM_LOAD         0x08    /* Bit 3:       Load the SM with SM_STATE */
#define SM_TEST_ON      0x04    /* Bit 2:       Switch on SM Test Mode */
#define SM_TEST_OFF     0x02    /* Bit 1:       Go off the Test Mode */
#define SM_STEP         0x01    /* Bit 0:       Step the State Machine */

/* The coding of the states */
#define SM_SV_IDLE      0x0     /* Supervisor   Idle            Tr/Re        */
#define SM_SV_RES_START 0x1     /* Supervisor   Res_Start       Tr/Re        */
#define SM_SV_GET_DESC  0x3     /* Supervisor   Get_Desc        Tr/Re        */
#define SM_SV_CHECK     0x2     /* Supervisor   Check           Tr/Re        */
#define SM_SV_MOV_DATA  0x6     /* Supervisor   Move_Data       Tr/Re        */
#define SM_SV_PUT_DESC  0x7     /* Supervisor   Put_Desc        Tr/Re        */
#define SM_SV_SET_IRQ   0x5     /* Supervisor   Set_Irq         Tr/Re        */

#define SM_RD_IDLE      0x0     /* Read Desc.   Idle            Tr/Re        */
#define SM_RD_LOAD      0x1     /* Read Desc.   Load            Tr/Re        */
#define SM_RD_WAIT_TC   0x3     /* Read Desc.   Wait_TC         Tr/Re        */
#define SM_RD_RST_EOF   0x6     /* Read Desc.   Reset_EOF          Re        */
#define SM_RD_WDONE_R   0x2     /* Read Desc.   Wait_Done          Re        */
#define SM_RD_WDONE_T   0x4     /* Read Desc.   Wait_Done       Tr           */

#define SM_TR_IDLE      0x0     /* Trans. Data  Idle            Tr/Re        */
#define SM_TR_LOAD      0x3     /* Trans. Data  Load            Tr/Re        */
#define SM_TR_LOAD_R_ML 0x1     /* Trans. Data  Load              /Re   (ML) */
#define SM_TR_WAIT_TC   0x2     /* Trans. Data  Wait_TC         Tr/Re        */
#define SM_TR_WDONE     0x4     /* Trans. Data  Wait_Done       Tr/Re        */

#define SM_WR_IDLE      0x0     /* Write Desc.  Idle            Tr/Re        */
#define SM_WR_ABLEN     0x1     /* Write Desc.  Act_Buf_Length  Tr/Re        */
#define SM_WR_LD_A4     0x2     /* Write Desc.  Load_A4            Re        */
#define SM_WR_RES_OWN   0x2     /* Write Desc.  Res_OWN         Tr           */
#define SM_WR_WAIT_EOF  0x3     /* Write Desc.  Wait_EOF           Re        */
#define SM_WR_LD_N2C_R  0x4     /* Write Desc.  Load_N2C           Re        */
#define SM_WR_WAIT_TC_R 0x5     /* Write Desc.  Wait_TC            Re        */
#define SM_WR_WAIT_TC4  0x6     /* Write Desc.  Wait_TC4           Re        */
#define SM_WR_LD_A_T    0x6     /* Write Desc.  Load_A          Tr           */
#define SM_WR_LD_A_R    0x7     /* Write Desc.  Load_A             Re        */
#define SM_WR_WAIT_TC_T 0x7     /* Write Desc.  Wait_TC         Tr           */
#define SM_WR_LD_N2C_T  0xc     /* Write Desc.  Load_N2C        Tr           */
#define SM_WR_WDONE_T   0x9     /* Write Desc.  Wait_Done       Tr           */
#define SM_WR_WDONE_R   0xc     /* Write Desc.  Wait_Done          Re        */
#define SM_WR_LD_D_AD   0xe     /* Write Desc.  Load_Dumr_A        Re   (ML) */
#define SM_WR_WAIT_D_TC 0xf     /* Write Desc.  Wait_Dumr_TC       Re   (ML) */

/*      B5_<xx>_T2      32 bit Test Register 2           (xx) */
/* Note: This register is only defined for the transmit queues */
                                /* Bit 31..8:   reserved */
#define AC_TEST_ON      (1<<7)  /* Bit 7:       Address Counter Test Mode on */
#define AC_TEST_OFF     (1<<6)  /* Bit 6:       Address Counter Test Mode off*/
#define BC_TEST_ON      (1<<5)  /* Bit 5:       Byte Counter Test Mode on */
#define BC_TEST_OFF     (1<<4)  /* Bit 4:       Byte Counter Test Mode off */
#define TEST_STEP04     (1<<3)  /* Bit 3:       Inc AC/Dec BC by 4 */
#define TEST_STEP03     (1<<2)  /* Bit 2:       Inc AC/Dec BC by 3 */
#define TEST_STEP02     (1<<1)  /* Bit 1:       Inc AC/Dec BC by 2 */
#define TEST_STEP01     (1<<0)  /* Bit 0:       Inc AC/Dec BC by 1 */

/*      B5_<xx>_T3      32 bit Test Register 3           (xx) */
/* Note: This register is only defined for the transmit queues */
                                /* Bit 31..8:   reserved */
#define T3_MUX_2        (1<<7)  /* Bit 7: (ML)  Mux position MSB */
#define T3_VRAM_2       (1<<6)  /* Bit 6: (ML)  Virtual RAM buffer addr MSB */
#define T3_LOOP         (1<<5)  /* Bit 5:       Set Loopback (Xmit) */
#define T3_UNLOOP       (1<<4)  /* Bit 4:       Unset Loopback (Xmit) */
#define T3_MUX          (3<<2)  /* Bit 3..2:    Mux position */
#define T3_VRAM         (3<<0)  /* Bit 1..0:    Virtual RAM buffer Address */


/*
 * address transmission from logical to physical offset address on board
 */
#define FMA(a)  (0x0400|((a)<<2))       /* FORMAC+ (r/w) (SN3) */
#define P1(a)   (0x0380|((a)<<2))       /* PLC1 (r/w) (DAS) */
#define P2(a)   (0x0600|((a)<<2))       /* PLC2 (r/w) (covered by the SN3) */
#define PRA(a)  (B2_MAC_0 + (a))        /* configuration PROM (MAC address) */

/*
 * FlashProm specification
 */
#define MAX_PAGES       0x20000L        /* Every byte has a single page */
#define MAX_FADDR       1               /* 1 byte per page */

/*
 * Receive / Transmit Buffer Control word
 */
#define BMU_OWN         (1UL<<31)       /* OWN bit: 0 == host, 1 == adapter */
#define BMU_STF         (1L<<30)        /* Start of Frame ?             */
#define BMU_EOF         (1L<<29)        /* End of Frame ?               */
#define BMU_EN_IRQ_EOB  (1L<<28)        /* Enable "End of Buffer" IRQ   */
#define BMU_EN_IRQ_EOF  (1L<<27)        /* Enable "End of Frame" IRQ    */
#define BMU_DEV_0       (1L<<26)        /* RX: don't transfer to system mem */
#define BMU_SMT_TX      (1L<<25)        /* TX: if set, buffer type SMT_MBuf */
#define BMU_ST_BUF      (1L<<25)        /* RX: copy of start of frame */
#define BMU_UNUSED      (1L<<24)        /* Set if the Descr is curr unused */
#define BMU_SW          (3L<<24)        /* 2 Bits reserved for SW usage */
#define BMU_CHECK       0x00550000L     /* To identify the control word */
#define BMU_BBC         0x0000FFFFL     /* R/T Buffer Byte Count        */

/*
 * physical address offset + IO-Port base address
 */
#ifdef MEM_MAPPED_IO
#define ADDR(a)         (char far *) smc->hw.iop+(a)
#define ADDRS(smc,a)    (char far *) (smc)->hw.iop+(a)
#else
#define ADDR(a) (((a)>>7) ? (outp(smc->hw.iop+B0_RAP,(a)>>7), \
        (smc->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0)))) : \
        (smc->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0))))
#define ADDRS(smc,a) (((a)>>7) ? (outp((smc)->hw.iop+B0_RAP,(a)>>7), \
        ((smc)->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0)))) : \
        ((smc)->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0))))
#endif

/*
 * Define a macro to access the configuration space
 */
#define PCI_C(a)        ADDR(B3_CFG_SPC + (a))  /* PCI Config Space */

#define EXT_R(a)        ADDR(B6_EXT_REG + (a))  /* External Registers */

/*
 * Define some values needed for the MAC address (PROM)
 */
#define SA_MAC          (0)     /* start addr. MAC_AD within the PROM */
#define PRA_OFF         (0)     /* offset correction when 4th byte reading */

#define SKFDDI_PSZ      8       /* address PROM size */

#define FM_A(a) ADDR(FMA(a))    /* FORMAC Plus physical addr */
#define P1_A(a) ADDR(P1(a))     /* PLC1 (r/w) */
#define P2_A(a) ADDR(P2(a))     /* PLC2 (r/w) (DAS) */
#define PR_A(a) ADDR(PRA(a))    /* config. PROM (MAC address) */

/*
 * Macro to read the PROM
 */
#define READ_PROM(a)    ((u_char)inp(a))

#define GET_PAGE(bank)  outpd(ADDR(B2_FAR),bank)
#define VPP_ON()
#define VPP_OFF()

/*
 * Note: Values of the Interrupt Source Register are defined above
 */
#define ISR_A           ADDR(B0_ISRC)
#define GET_ISR()               inpd(ISR_A)
#define GET_ISR_SMP(iop)        inpd((iop)+B0_ISRC)
#define CHECK_ISR()             (inpd(ISR_A) & inpd(ADDR(B0_IMSK)))
#define CHECK_ISR_SMP(iop)      (inpd((iop)+B0_ISRC) & inpd((iop)+B0_IMSK))

#define BUS_CHECK()

/*
 * CLI_FBI:     Disable Board Interrupts
 * STI_FBI:     Enable Board Interrupts
 */
#ifndef UNIX
#define CLI_FBI()       outpd(ADDR(B0_IMSK),0)
#else
#define CLI_FBI(smc)    outpd(ADDRS((smc),B0_IMSK),0)
#endif

#ifndef UNIX
#define STI_FBI()       outpd(ADDR(B0_IMSK),smc->hw.is_imask)
#else
#define STI_FBI(smc)    outpd(ADDRS((smc),B0_IMSK),(smc)->hw.is_imask)
#endif

#define CLI_FBI_SMP(iop)        outpd((iop)+B0_IMSK,0)
#define STI_FBI_SMP(smc,iop)    outpd((iop)+B0_IMSK,(smc)->hw.is_imask)

#endif  /* PCI */
/*--------------------------------------------------------------------------*/

/*
 * 12 bit transfer (dword) counter:
 *      (ISA:   2*trc = number of byte)
 *      (EISA:  4*trc = number of byte)
 *      (MCA:   4*trc = number of byte)
 */
#define MAX_TRANS       (0x0fff)

/*
 * PC PIC
 */
#define MST_8259 (0x20)
#define SLV_8259 (0xA0)

#define TPS             (18)            /* ticks per second */

/*
 * error timer defs
 */
#define TN              (4)     /* number of supported timer = TN+1 */
#define SNPPND_TIME     (5)     /* buffer memory access over mem. data reg. */

#define MAC_AD  0x405a0000

#define MODR1   FM_A(FM_MDREG1) /* mode register 1 */
#define MODR2   FM_A(FM_MDREG2) /* mode register 2 */

#define CMDR1   FM_A(FM_CMDREG1)        /* command register 1 */
#define CMDR2   FM_A(FM_CMDREG2)        /* command register 2 */


/*
 * function defines
 */
#define CLEAR(io,mask)          outpw((io),inpw(io)&(~(mask)))
#define SET(io,mask)            outpw((io),inpw(io)|(mask))
#define GET(io,mask)            (inpw(io)&(mask))
#define SETMASK(io,val,mask)    outpw((io),(inpw(io) & ~(mask)) | (val))

/*
 * PHY Port A (PA) = PLC 1
 * With SuperNet 3 PHY-A and PHY S are identical.
 */
#define PLC(np,reg)     (((np) == PA) ? P2_A(reg) : P1_A(reg))

/*
 * set memory address register for write and read
 */
#define MARW(ma)        outpw(FM_A(FM_MARW),(unsigned int)(ma))
#define MARR(ma)        outpw(FM_A(FM_MARR),(unsigned int)(ma))

/*
 * read/write from/to memory data register
 */
/* write double word */
#define MDRW(dd)        outpw(FM_A(FM_MDRU),(unsigned int)((dd)>>16)) ;\
                        outpw(FM_A(FM_MDRL),(unsigned int)(dd))

#ifndef WINNT
/* read double word */
#define MDRR()          (((long)inpw(FM_A(FM_MDRU))<<16) + inpw(FM_A(FM_MDRL)))

/* read FORMAC+ 32-bit status register */
#define GET_ST1()       (((long)inpw(FM_A(FM_ST1U))<<16) + inpw(FM_A(FM_ST1L)))
#define GET_ST2()       (((long)inpw(FM_A(FM_ST2U))<<16) + inpw(FM_A(FM_ST2L)))
#ifdef  SUPERNET_3
#define GET_ST3()       (((long)inpw(FM_A(FM_ST3U))<<16) + inpw(FM_A(FM_ST3L)))
#endif
#else
/* read double word */
#define MDRR()          inp2w((FM_A(FM_MDRU)),(FM_A(FM_MDRL)))

/* read FORMAC+ 32-bit status register */
#define GET_ST1()       inp2w((FM_A(FM_ST1U)),(FM_A(FM_ST1L)))
#define GET_ST2()       inp2w((FM_A(FM_ST2U)),(FM_A(FM_ST2L)))
#ifdef  SUPERNET_3
#define GET_ST3()       inp2w((FM_A(FM_ST3U)),(FM_A(FM_ST3L)))
#endif
#endif

/* Special timer macro for 82c54 */
                                /* timer access over data bus bit 8..15 */
#define OUT_82c54_TIMER(port,val)       outpw(TI_A(port),(val)<<8)
#define IN_82c54_TIMER(port)            ((inpw(TI_A(port))>>8) & 0xff)


#ifdef  DEBUG
#define DB_MAC(mac,st) {if (debug_mac & 0x1)\
                                printf("M") ;\
                        if (debug_mac & 0x2)\
                                printf("\tMAC %d status 0x%08lx\n",mac,st) ;\
                        if (debug_mac & 0x4)\
                                dp_mac(mac,st) ;\
}

#define DB_PLC(p,iev) { if (debug_plc & 0x1)\
                                printf("P") ;\
                        if (debug_plc & 0x2)\
                                printf("\tPLC %s Int 0x%04x\n", \
                                        (p == PA) ? "A" : "B", iev) ;\
                        if (debug_plc & 0x4)\
                                dp_plc(p,iev) ;\
}

#define DB_TIMER() {    if (debug_timer & 0x1)\
                                printf("T") ;\
                        if (debug_timer & 0x2)\
                                printf("\tTimer ISR\n") ;\
}

#else   /* no DEBUG */

#define DB_MAC(mac,st)
#define DB_PLC(p,iev)
#define DB_TIMER()

#endif  /* no DEBUG */

#define INC_PTR(sp,cp,ep)       if (++cp == ep) cp = sp
/*
 * timer defs
 */
#define COUNT(t)        ((t)<<6)        /* counter */
#define RW_OP(o)        ((o)<<4)        /* read/write operation */
#define TMODE(m)        ((m)<<1)        /* timer mode */

#endif