boot/armllb/hw/omap3-zoom2/hwuart.c

   1 /*
   2  * PROJECT:         ReactOS Boot Loader
   3  * LICENSE:         BSD - See COPYING.ARM in the top level directory
   4  * FILE:            boot/armllb/hw/omap3-zoom2/hwuart.c
   5  * PURPOSE:         LLB UART Initialization Routines for OMAP3 ZOOM2
   6  * PROGRAMMERS:     ReactOS Portable Systems Group
   7  */
   8
   9 #include "precomp.h"
  10 #define SERIAL_REGISTER_STRIDE 2
  11 #include "lib/cportlib/cport.c"
  12
  13 /* GLOBALS ********************************************************************/
  14
  15 #define SERIAL_TL16CP754C_QUAD0_BASE (PVOID)0x10000000
  16
  17 CPPORT LlbHwOmap3UartPorts[4] =
  18 {
  19     {NULL, 0, 0},
  20     {NULL, 0, 0},
  21     {NULL, 0, 0},
  22     {NULL, 0, 0}
  23 };
  24
  25 /* FUNCTIONS ******************************************************************/
  26
  27 VOID
  28 NTAPI
  29 LlbHwOmap3UartInitialize(VOID)
  30 {
  31     CpInitialize(&LlbHwOmap3UartPorts[0], SERIAL_TL16CP754C_QUAD0_BASE, 115200);
  32 }
  33
  34 VOID
  35 NTAPI
  36 LlbHwUartSendChar(IN CHAR Char)
  37 {
  38     /* Send the character */
  39     CpPutByte(&LlbHwOmap3UartPorts[0], Char);
  40 }
  41
  42 BOOLEAN
  43 NTAPI
  44 LlbHwUartTxReady(VOID)
  45 {
  46     /* TX output buffer is ready? */
  47     return TRUE;
  48 }
  49
  50 ULONG
  51 NTAPI
  52 LlbHwGetUartBase(IN ULONG Port)
  53 {
  54     if (Port == 0)
  55     {
  56         return 0x10000000;
  57     }
  58
  59     return 0;
  60 }
  61
  62 /* EOF */