ARM Packages: Fixed line endings

[mirror_edk2.git] / Omap35xxPkg / Library / GdbSerialLib / GdbSerialLib.c

/** @file\r
  Basic serial IO abstaction for GDB\r
\r
  Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
  \r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
#include <Uefi.h>\r
#include <Library/GdbSerialLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/IoLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/OmapLib.h>\r
#include <Omap3530/Omap3530.h>\r
\r
RETURN_STATUS\r
EFIAPI\r
GdbSerialLibConstructor (\r
  VOID\r
  )\r
{\r
  return RETURN_SUCCESS;\r
}\r
\r
RETURN_STATUS\r
EFIAPI\r
GdbSerialInit (\r
  IN UINT64     BaudRate, \r
  IN UINT8      Parity, \r
  IN UINT8      DataBits, \r
  IN UINT8      StopBits \r
  )\r
{\r
  return RETURN_SUCCESS;\r
}\r
\r
BOOLEAN\r
EFIAPI\r
GdbIsCharAvailable (\r
  VOID\r
  )  \r
{\r
  UINT32 LSR = UartBase(PcdGet32(PcdOmap35xxConsoleUart)) + UART_LSR_REG;\r
\r
  if ((MmioRead8(LSR) & UART_LSR_RX_FIFO_E_MASK) == UART_LSR_RX_FIFO_E_NOT_EMPTY) {\r
    return TRUE;\r
  } else {\r
    return FALSE;\r
  }\r
}\r
\r
CHAR8\r
EFIAPI\r
GdbGetChar (\r
  VOID\r
  )\r
{\r
  UINT32  LSR = UartBase(PcdGet32(PcdOmap35xxConsoleUart)) + UART_LSR_REG;\r
  UINT32  RBR = UartBase(PcdGet32(PcdOmap35xxConsoleUart)) + UART_RBR_REG;\r
  CHAR8   Char;\r
    \r
  while ((MmioRead8(LSR) & UART_LSR_RX_FIFO_E_MASK) == UART_LSR_RX_FIFO_E_EMPTY);\r
  Char = MmioRead8(RBR);\r
\r
  return Char;\r
}\r
\r
VOID\r
EFIAPI\r
GdbPutChar (\r
  IN  CHAR8   Char\r
  )\r
{\r
  UINT32  LSR = UartBase(PcdGet32(PcdOmap35xxConsoleUart)) + UART_LSR_REG;\r
  UINT32  THR = UartBase(PcdGet32(PcdOmap35xxConsoleUart)) + UART_THR_REG;\r
    \r
  while ((MmioRead8(LSR) & UART_LSR_TX_FIFO_E_MASK) == UART_LSR_TX_FIFO_E_NOT_EMPTY);\r
  MmioWrite8(THR, Char);\r
}\r
\r
VOID\r
GdbPutString (\r
  IN CHAR8  *String\r
  )\r
{\r
  while (*String != '\0') {\r
    GdbPutChar (*String);\r
    String++;\r
  }\r
}\r
\r
\r
\r
\r