arch/mips/cobalt/serial.h

   1 /*
   2  *
   3  * Filename: serial.h
   4  *
   5  * Description: Some general definitions used for serial code
   6  *
   7  * Author(s): Timothy Stonis
   8  *
   9  * Copyright 1997, Cobalt Microserver, Inc.
  10  */
  11
  12 /*
  13  * Serial port definitions
  14  */
  15 #define kSCC_Base       kGal_DevBank1Base
  16 #define kHelloWorldMsg  "Cobalt Networks Diagnostics - 'We serve it, you surf it'\n\r"
  17 #define kSCC_ChanA      0x01
  18 #define kSCC_ChanB      0x00
  19 #define kSCC_Direct     0x02
  20 #define kSCC_Command    0x00
  21
  22 #define kSCC_TestVal    0xA5
  23 #define kSCC_19200      0x07    /* x32 clock mode, 19200 baud   */
  24 #define kSCC_115200     0x01    /* x16 clock mode, 115200 baud  */
  25
  26 #define Read8530(n)     (*((unsigned char *) (kSCC_Base | (n))))
  27
  28 #define Write8530(x,y)  (*((unsigned char *) (kSCC_Base | (x))) = (y))