cc3200: Add cc3200 port of MicroPython.

The port currently implements support for GPIO, RTC, ExtInt and the WiFi
subsystem. A small file system is available in the serial flash. A
bootloader which makes OTA updates possible, is also part of this initial
implementation.

1 files changed, 234 insertions, 0 deletions

diff --git a/cc3200/hal/uart.h b/cc3200/hal/uart.h
new file mode 100644
index 000000000..503cd2c9e
--- /dev/null
+++ b/cc3200/hal/uart.h
@@ -0,0 +1,234 @@
+//*****************************************************************************
+//
+//  uart.h
+//
+//  Defines and Macros for the UART.
+//
+//  Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
+//
+//
+//  Redistribution and use in source and binary forms, with or without
+//  modification, are permitted provided that the following conditions
+//  are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the
+//    distribution.
+//
+//    Neither the name of Texas Instruments Incorporated nor the names of
+//    its contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+//  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+//  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+//  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+//  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+//  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+//  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+//  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+//  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+//  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+//  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+//*****************************************************************************
+
+#ifndef __UART_H__
+#define __UART_H__
+
+//*****************************************************************************
+//
+// If building with a C++ compiler, make all of the definitions in this header
+// have a C binding.
+//
+//*****************************************************************************
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTIntEnable, UARTIntDisable, and UARTIntClear
+// as the ulIntFlags parameter, and returned from UARTIntStatus.
+//
+//*****************************************************************************
+#define UART_INT_DMATX          0x20000     // DMA Tx Done interrupt Mask
+#define UART_INT_DMARX          0x10000     // DMA Rx Done interrupt Mask
+#define UART_INT_EOT            0x800       // End of transfer interrupt Mask
+#define UART_INT_OE             0x400       // Overrun Error Interrupt Mask
+#define UART_INT_BE             0x200       // Break Error Interrupt Mask
+#define UART_INT_PE             0x100       // Parity Error Interrupt Mask
+#define UART_INT_FE             0x080       // Framing Error Interrupt Mask
+#define UART_INT_RT             0x040       // Receive Timeout Interrupt Mask
+#define UART_INT_TX             0x020       // Transmit Interrupt Mask
+#define UART_INT_RX             0x010       // Receive Interrupt Mask
+#define UART_INT_CTS            0x002       // CTS Modem Interrupt Mask
+
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTConfigSetExpClk as the ulConfig parameter
+// and returned by UARTConfigGetExpClk in the pulConfig parameter.
+// Additionally, the UART_CONFIG_PAR_* subset can be passed to
+// UARTParityModeSet as the ulParity parameter, and are returned by
+// UARTParityModeGet.
+//
+//*****************************************************************************
+#define UART_CONFIG_WLEN_MASK   0x00000060  // Mask for extracting word length
+#define UART_CONFIG_WLEN_8      0x00000060  // 8 bit data
+#define UART_CONFIG_WLEN_7      0x00000040  // 7 bit data
+#define UART_CONFIG_WLEN_6      0x00000020  // 6 bit data
+#define UART_CONFIG_WLEN_5      0x00000000  // 5 bit data
+#define UART_CONFIG_STOP_MASK   0x00000008  // Mask for extracting stop bits
+#define UART_CONFIG_STOP_ONE    0x00000000  // One stop bit
+#define UART_CONFIG_STOP_TWO    0x00000008  // Two stop bits
+#define UART_CONFIG_PAR_MASK    0x00000086  // Mask for extracting parity
+#define UART_CONFIG_PAR_NONE    0x00000000  // No parity
+#define UART_CONFIG_PAR_EVEN    0x00000006  // Even parity
+#define UART_CONFIG_PAR_ODD     0x00000002  // Odd parity
+#define UART_CONFIG_PAR_ONE     0x00000082  // Parity bit is one
+#define UART_CONFIG_PAR_ZERO    0x00000086  // Parity bit is zero
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTFIFOLevelSet as the ulTxLevel parameter and
+// returned by UARTFIFOLevelGet in the pulTxLevel.
+//
+//*****************************************************************************
+#define UART_FIFO_TX1_8         0x00000000  // Transmit interrupt at 1/8 Full
+#define UART_FIFO_TX2_8         0x00000001  // Transmit interrupt at 1/4 Full
+#define UART_FIFO_TX4_8         0x00000002  // Transmit interrupt at 1/2 Full
+#define UART_FIFO_TX6_8         0x00000003  // Transmit interrupt at 3/4 Full
+#define UART_FIFO_TX7_8         0x00000004  // Transmit interrupt at 7/8 Full
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTFIFOLevelSet as the ulRxLevel parameter and
+// returned by UARTFIFOLevelGet in the pulRxLevel.
+//
+//*****************************************************************************
+#define UART_FIFO_RX1_8         0x00000000  // Receive interrupt at 1/8 Full
+#define UART_FIFO_RX2_8         0x00000008  // Receive interrupt at 1/4 Full
+#define UART_FIFO_RX4_8         0x00000010  // Receive interrupt at 1/2 Full
+#define UART_FIFO_RX6_8         0x00000018  // Receive interrupt at 3/4 Full
+#define UART_FIFO_RX7_8         0x00000020  // Receive interrupt at 7/8 Full
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTDMAEnable() and UARTDMADisable().
+//
+//*****************************************************************************
+#define UART_DMA_ERR_RXSTOP     0x00000004  // Stop DMA receive if UART error
+#define UART_DMA_TX             0x00000002  // Enable DMA for transmit
+#define UART_DMA_RX             0x00000001  // Enable DMA for receive
+
+//*****************************************************************************
+//
+// Values returned from UARTRxErrorGet().
+//
+//*****************************************************************************
+#define UART_RXERROR_OVERRUN    0x00000008
+#define UART_RXERROR_BREAK      0x00000004
+#define UART_RXERROR_PARITY     0x00000002
+#define UART_RXERROR_FRAMING    0x00000001
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTModemControlSet()and UARTModemControlClear()
+// or returned from UARTModemControlGet().
+//
+//*****************************************************************************
+#define UART_OUTPUT_RTS         0x00000800
+
+//*****************************************************************************
+//
+// Values that can be returned from UARTModemStatusGet().
+//
+//*****************************************************************************
+#define UART_INPUT_CTS          0x00000001
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTFlowControl() or returned from
+// UARTFlowControlGet().
+//
+//*****************************************************************************
+#define UART_FLOWCONTROL_TX     0x00008000
+#define UART_FLOWCONTROL_RX     0x00004000
+#define UART_FLOWCONTROL_NONE   0x00000000
+
+//*****************************************************************************
+//
+// Values that can be passed to UARTTxIntModeSet() or returned from
+// UARTTxIntModeGet().
+//
+//*****************************************************************************
+#define UART_TXINT_MODE_FIFO    0x00000000
+#define UART_TXINT_MODE_EOT     0x00000010
+
+
+//*****************************************************************************
+//
+// API Function prototypes
+//
+//*****************************************************************************
+extern void UARTParityModeSet(unsigned long ulBase, unsigned long ulParity);
+extern unsigned long UARTParityModeGet(unsigned long ulBase);
+extern void UARTFIFOLevelSet(unsigned long ulBase, unsigned long ulTxLevel,
+                             unsigned long ulRxLevel);
+extern void UARTFIFOLevelGet(unsigned long ulBase, unsigned long *pulTxLevel,
+                             unsigned long *pulRxLevel);
+extern void UARTConfigSetExpClk(unsigned long ulBase, unsigned long ulUARTClk,
+                                unsigned long ulBaud, unsigned long ulConfig);
+extern void UARTConfigGetExpClk(unsigned long ulBase, unsigned long ulUARTClk,
+                                unsigned long *pulBaud,
+                                unsigned long *pulConfig);
+extern void UARTEnable(unsigned long ulBase);
+extern void UARTDisable(unsigned long ulBase);
+extern void UARTFIFOEnable(unsigned long ulBase);
+extern void UARTFIFODisable(unsigned long ulBase);
+extern tBoolean UARTCharsAvail(unsigned long ulBase);
+extern tBoolean UARTSpaceAvail(unsigned long ulBase);
+extern long UARTCharGetNonBlocking(unsigned long ulBase);
+extern long UARTCharGet(unsigned long ulBase);
+extern tBoolean UARTCharPutNonBlocking(unsigned long ulBase,
+                                       unsigned char ucData);
+extern void UARTCharPut(unsigned long ulBase, unsigned char ucData);
+extern void UARTBreakCtl(unsigned long ulBase, tBoolean bBreakState);
+extern tBoolean UARTBusy(unsigned long ulBase);
+extern void UARTIntRegister(unsigned long ulBase, void(*pfnHandler)(void));
+extern void UARTIntUnregister(unsigned long ulBase);
+extern void UARTIntEnable(unsigned long ulBase, unsigned long ulIntFlags);
+extern void UARTIntDisable(unsigned long ulBase, unsigned long ulIntFlags);
+extern unsigned long UARTIntStatus(unsigned long ulBase, tBoolean bMasked);
+extern void UARTIntClear(unsigned long ulBase, unsigned long ulIntFlags);
+extern void UARTDMAEnable(unsigned long ulBase, unsigned long ulDMAFlags);
+extern void UARTDMADisable(unsigned long ulBase, unsigned long ulDMAFlags);
+extern unsigned long UARTRxErrorGet(unsigned long ulBase);
+extern void UARTRxErrorClear(unsigned long ulBase);
+extern void UARTModemControlSet(unsigned long ulBase,
+                                unsigned long ulControl);
+extern void UARTModemControlClear(unsigned long ulBase,
+                                  unsigned long ulControl);
+extern unsigned long UARTModemControlGet(unsigned long ulBase);
+extern unsigned long UARTModemStatusGet(unsigned long ulBase);
+extern void UARTFlowControlSet(unsigned long ulBase, unsigned long ulMode);
+extern unsigned long UARTFlowControlGet(unsigned long ulBase);
+extern void UARTTxIntModeSet(unsigned long ulBase, unsigned long ulMode);
+extern unsigned long UARTTxIntModeGet(unsigned long ulBase);
+
+//*****************************************************************************
+//
+// Mark the end of the C bindings section for C++ compilers.
+//
+//*****************************************************************************
+#ifdef __cplusplus
+}
+#endif
+
+#endif //  __UART_H__