drivers/base/kddll/kdcom.h

   1 /*
   2  * COPYRIGHT:       GPL, see COPYING in the top level directory
   3  * PROJECT:         ReactOS kernel
   4  * FILE:            drivers/base/kddll/kdcom.h
   5  * PURPOSE:         COM port definitions for the kernel debugger.
   6  * PROGRAMMER:      Timo Kreuzer (timo.kreuzer@ewactos.org)
   7  */
   8
   9 #pragma once
  10
  11 #define COM_DAT 0x00
  12 #define COM_IEN 0x01 /* interrupt enable register */
  13 #define COM_FCR 0x02 /* FIFO Control Register */
  14 #define COM_LCR 0x03 /* line control registers */
  15 #define COM_MCR 0x04 /* modem control reg */
  16 #define COM_LSR 0x05 /* line status register */
  17 #define COM_MSR 0x06 /* modem status register */
  18 #define COM_SCR 0x07 /* scratch register */
  19 #define COM_DLL 0x00 /* divisor latch least sig */
  20 #define COM_DLM 0x01 /* divisor latch most sig */
  21
  22 #define IEN_ERDA   0x01
  23 #define IEN_ETHRE  0x02
  24 #define IEN_ERLSI  0x04
  25 #define IEN_EMS    0x08
  26 #define IEN_ALL    0x0F
  27 #define FCR_ENABLE_FIFO 0x01
  28 #define FCR_CLEAR_RCVR  0x02
  29 #define FCR_CLEAR_XMIT  0x04
  30 #define LCR_CS5 0x00
  31 #define LCR_CS6 0x01
  32 #define LCR_CS7 0x02
  33 #define LCR_CS8 0x03
  34 #define LCR_ST1 0x00
  35 #define LCR_ST2 0x04
  36 #define LCR_PNO 0x00
  37 #define LCR_POD 0x08
  38 #define LCR_PEV 0x18
  39 #define LCR_PMK 0x28
  40 #define LCR_PSP 0x38
  41 #define LCR_BRK 0x40
  42 #define LCR_DLAB 0x80
  43 #define MCR_DTR  0x01
  44 #define MCR_RTS  0x02
  45 #define MCR_OUT1 0x04 /* general purpose output */
  46 #define MCR_OUT2 0x08
  47 #define MCR_LOOP 0x10 /* loopback testing mode */
  48 #define MCR_ALL (MCR_DTR | MCR_RTS | MCR_OUT1 | MCR_OUT2 | MCR_LOOP)
  49 #define LSR_DR   0x01
  50 #define LSR_TBE  0x20
  51 #define MSR_CTS  0x10 /* (complemented) state of clear to send (CTS). */
  52 #define MSR_DSR  0x20 /* (complemented) state of data set ready (DSR). */
  53 #define MSR_RI   0x40 /* (complemented) state of ring indicator (RI). */
  54 #define MSR_DCD  0x80 /* (complemented) state of data carrier detect (DCD). */