diff options
| author | Yuval Adam <yuval@y3xz.com> | 2015-03-13 12:24:52 +0200 |
|---|---|---|
| committer | Yuval Adam <yuval@y3xz.com> | 2015-03-13 12:24:52 +0200 |
| commit | 4085ae3ddfbbf10c8ccbd3dccd43452c40a1fe40 (patch) | |
| tree | ac63581949a49511136e7e9e47d265bfb4119b26 /boot_loader/bl_uart.h | |
| parent | 788db64b8642bf31de6930d18a62177c64163ee0 (diff) | |
Add bootloader, nfclib and sensorlib
Diffstat (limited to 'boot_loader/bl_uart.h')
| -rw-r--r-- | boot_loader/bl_uart.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/boot_loader/bl_uart.h b/boot_loader/bl_uart.h new file mode 100644 index 0000000..8148995 --- /dev/null +++ b/boot_loader/bl_uart.h @@ -0,0 +1,81 @@ +//*****************************************************************************
+//
+// bl_uart.h - Definitions for the UART transport functions.
+//
+// Copyright (c) 2006-2014 Texas Instruments Incorporated. All rights reserved.
+// Software License Agreement
+//
+// Texas Instruments (TI) is supplying this software for use solely and
+// exclusively on TI's microcontroller products. The software is owned by
+// TI and/or its suppliers, and is protected under applicable copyright
+// laws. You may not combine this software with "viral" open-source
+// software in order to form a larger program.
+//
+// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
+// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
+// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
+// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
+// DAMAGES, FOR ANY REASON WHATSOEVER.
+//
+// This is part of revision 2.1.0.12573 of the Tiva Firmware Development Package.
+//
+//*****************************************************************************
+
+#ifndef __BL_UART_H__
+#define __BL_UART_H__
+
+//*****************************************************************************
+//
+// This macro is used to generate a constant to represent the UART baud rate to
+// processor clock rate ratio. This prevents the need for run-time calculation
+// of the ratio of baud rate to processor clock rate ratio.
+//
+//*****************************************************************************
+#define UART_BAUD_RATIO(ui32Baud) \
+ ((((CRYSTAL_FREQ * 8) / ui32Baud) + 1) / 2)
+
+//*****************************************************************************
+//
+// This defines the UART receive pin that is being used by the boot loader.
+//
+//*****************************************************************************
+#define UART_RX (1 << 0)
+
+//*****************************************************************************
+//
+// This defines the UART transmit pin that is being used by the boot loader.
+//
+//*****************************************************************************
+#define UART_TX (1 << 1)
+
+//*****************************************************************************
+//
+// This defines the combination of pins used to implement the UART port used by
+// the boot loader.
+//
+//*****************************************************************************
+#define UART_PINS (UART_RX | UART_TX)
+
+//*****************************************************************************
+//
+// UART Transport APIs
+//
+//*****************************************************************************
+extern void UARTSend(const uint8_t *pui8Data, uint32_t ui32Size);
+extern void UARTReceive(uint8_t *pui8Data, uint32_t ui32Size);
+extern void UARTFlush(void);
+extern int UARTAutoBaud(uint32_t *pui32Ratio);
+
+//*****************************************************************************
+//
+// Define the transport functions if the UART is being used.
+//
+//*****************************************************************************
+#ifdef UART_ENABLE_UPDATE
+#define SendData UARTSend
+#define FlushData UARTFlush
+#define ReceiveData UARTReceive
+#endif
+
+#endif // __BL_UART_H__
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