diff options
Diffstat (limited to 'ArmRealViewEbPkg/Library/GdbSerialLib/GdbSerialLib.c')
-rwxr-xr-x | ArmRealViewEbPkg/Library/GdbSerialLib/GdbSerialLib.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/ArmRealViewEbPkg/Library/GdbSerialLib/GdbSerialLib.c b/ArmRealViewEbPkg/Library/GdbSerialLib/GdbSerialLib.c deleted file mode 100755 index 7a87754906..0000000000 --- a/ArmRealViewEbPkg/Library/GdbSerialLib/GdbSerialLib.c +++ /dev/null @@ -1,123 +0,0 @@ -/** @file - Basic serial IO abstaction for GDB - - Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR> - - This program and the accompanying materials - are licensed and made available under the terms and conditions of the BSD License - which accompanies this distribution. The full text of the license may be found at - http://opensource.org/licenses/bsd-license.php - - THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, - WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. - -**/ - -#include <Uefi.h> -#include <Library/GdbSerialLib.h> -#include <Library/PcdLib.h> -#include <Library/IoLib.h> - -#include <ArmEb/ArmEb.h> - -RETURN_STATUS -EFIAPI -GdbSerialLibConstructor ( - VOID - ) -{ - return GdbSerialInit (115200, 0, 8, 1); -} - -RETURN_STATUS -EFIAPI -GdbSerialInit ( - IN UINT64 BaudRate, - IN UINT8 Parity, - IN UINT8 DataBits, - IN UINT8 StopBits - ) -{ - if ((Parity != 0) || (DataBits != 8) || (StopBits != 1)) { - return RETURN_UNSUPPORTED; - } - - if (BaudRate != 115200) { - // Could add support for different Baud rates.... - return RETURN_UNSUPPORTED; - } - - UINT32 Base = PcdGet32 (PcdGdbUartBase);
-
- // initialize baud rate generator to 115200 based on EB clock REFCLK24MHZ
- MmioWrite32 (Base + UARTIBRD, UART_115200_IDIV);
- MmioWrite32 (Base + UARTFBRD, UART_115200_FDIV);
-
- // no parity, 1 stop, no fifo, 8 data bits
- MmioWrite32 (Base + UARTLCR_H, 0x60);
-
- // clear any pending errors
- MmioWrite32 (Base + UARTECR, 0);
-
- // enable tx, rx, and uart overall
- MmioWrite32 (Base + UARTCR, 0x301);
-
- return RETURN_SUCCESS;
-} - -BOOLEAN -EFIAPI -GdbIsCharAvailable ( - VOID - ) -{ - UINT32 FR = PcdGet32 (PcdGdbUartBase) + UARTFR;
-
- if ((MmioRead32 (FR) & UART_RX_EMPTY_FLAG_MASK) == 0) {
- return TRUE;
- } else {
- return FALSE;
- }
-} - -CHAR8 -EFIAPI -GdbGetChar ( - VOID - ) -{ - UINT32 FR = PcdGet32 (PcdGdbUartBase) + UARTFR;
- UINT32 DR = PcdGet32 (PcdGdbUartBase) + UARTDR;
-
- while ((MmioRead32 (FR) & UART_RX_EMPTY_FLAG_MASK) == 0);
- return MmioRead8 (DR);
-} - -VOID -EFIAPI -GdbPutChar ( - IN CHAR8 Char - ) -{ - UINT32 FR = PcdGet32 (PcdGdbUartBase) + UARTFR;
- UINT32 DR = PcdGet32 (PcdGdbUartBase) + UARTDR;
-
- while ((MmioRead32 (FR) & UART_TX_EMPTY_FLAG_MASK) != 0);
- MmioWrite8 (DR, Char);
- return; -} - -VOID -GdbPutString ( - IN CHAR8 *String - ) -{ - while (*String != '\0') { - GdbPutChar (*String); - String++; - } -} - - - - |