Add skeletin of XMega include

3 files changed, 299 insertions, 0 deletions

diff --git a/nuttx/arch/avr/include/xmega/chip.h b/nuttx/arch/avr/include/xmega/chip.h
new file mode 100644
index 000000000..167c496c3
--- /dev/null
+++ b/nuttx/arch/avr/include/xmega/chip.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+ * arch/avr/include/xmega/chip.h
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 __ARCH_AVR_INCLUDE_XMEGA_CHIP_H
+#define __ARCH_AVR_INCLUDE_XMEGA_CHIP_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/irq.h>
+#include <arch/avr/avr.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+/* Eventually, we will provide characteristics of the various supported
+ * XMega chips here.
+ */
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Inline functions
+ ****************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+/****************************************************************************
+ * Public Variables
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C"
+{
+#else
+#define EXTERN extern
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+#endif
+
+#endif /* __ARCH_AVR_INCLUDE_XMEGA_CHIP_H */
+
diff --git a/nuttx/arch/avr/include/xmega/irq.h b/nuttx/arch/avr/include/xmega/irq.h
new file mode 100644
index 000000000..d87fbade1
--- /dev/null
+++ b/nuttx/arch/avr/include/xmega/irq.h
@@ -0,0 +1,89 @@
+/****************************************************************************
+ * arch/avr/include/xmega/irq.h
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 __ARCH_AVR_INCLUDE_XMEGA_IRQ_H
+#define __ARCH_AVR_INCLUDE_XMEGA_IRQ_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/irq.h>
+#include <arch/avr/avr.h>
+
+/* Eventually, we will include IRQ definition files for each of the supported
+ * XMega chips here.  For now, only the ATXmegaXXXcX is supported.
+ */
+
+#include <arch/xmega/xmegac_irq.h>
+
+ /****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Inline functions
+ ****************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+/****************************************************************************
+ * Public Variables
+ ****************************************************************************/
+
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C"
+{
+#else
+#define EXTERN extern
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+#endif
+
+#endif /* __ARCH_AVR_INCLUDE_XMEGA_IRQ_H */
+
diff --git a/nuttx/arch/avr/include/xmega/xmegac_irq.h b/nuttx/arch/avr/include/xmega/xmegac_irq.h
new file mode 100644
index 000000000..60211357b
--- /dev/null
+++ b/nuttx/arch/avr/include/xmega/xmegac_irq.h
@@ -0,0 +1,124 @@
+/****************************************************************************
+ * arch/avr/include/xmega/xmegac_irq.h
+ *
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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.
+ *
+ ****************************************************************************/
+
+/* This file should never be included directed but, rather, only indirectly
+ * through nuttx/irq.h
+ */
+
+#ifndef __ARCH_AVR_INCLUDE_XMEGA_XMEGAC_IRQ_H
+#define __ARCH_AVR_INCLUDE_XMEGA_XMEGAC_IRQ_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/irq.h>
+#include <arch/avr/avr.h>
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/* The ATmegaXXXc has 64 interrupt vectors including vector 0, the reset
+ * vector.  Many of these are unused.  The remaining, valid interrupt vectors
+ * are assigned IRQ numbers here:
+ */
+
+#define XMEGA_IRQ_OSCF     xx /* 0x0002 Crystal oscillator failure interrupt vector (NMI) */
+#define XMEGA_IRQ_PORTC    xx /* 0x0004 Port C interrupt base */
+#define XMEGA_IRQ_PORTR    xx /* 0x0008 Port R interrupt base */
+#define XMEGA_IRQ_DMA      xx /* 0x000c DMA controller interrupt base */
+#define XMEGA_IRQ_RTC      xx /* 0x0014 Real Time Counter Interrupt base */
+#define XMEGA_IRQ_TWIC     xx /* 0x0018 Two-Wire Interface on Port C Interrupt base */
+#define XMEGA_IRQ_TCC0     xx /* 0x001c Timer/Counter 0 on port C Interrupt base */
+#define XMEGA_IRQ_TCC1     xx /* 0x0028 Timer/Counter 1 on port C Interrupt base */
+#define XMEGA_IRQ_SPIC     xx /* 0x0030 SPI on port C Interrupt vector */
+#define XMEGA_IRQ_USARTC0  xx /* 0x0032 USART 0 on port C Interrupt base */
+#define XMEGA_IRQ_AES      xx /* 0x003e AES Interrupt vector */
+#define XMEGA_IRQ_NVM      xx /* 0x0040 Non-Volatile Memory Interrupt base */
+#define XMEGA_IRQ_PORTB    xx /* 0x0044 Port B Interrupt base */
+#define XMEGA_IRQ_PORTE    xx /* 0x0056 Port E INT base */
+#define XMEGA_IRQ_TWIE     xx /* 0x005a Two-Wire Interface on Port E Interrupt base */
+#define XMEGA_IRQ_TCE0     xx /* 0x005e Timer/Counter 0 on port E Interrupt base */
+#define XMEGA_IRQ_USARTE0  xx /* 0x0074 USART 0 on port E Interrupt base */
+#define XMEGA_IRQ_PORTD    xx /* 0x0080 Port D Interrupt base */
+#define XMEGA_IRQ_PORTA    xx /* 0x0084 Port A Interrupt base */
+#define XMEGA_IRQ_ACA      xx /* 0x0088 Analog Comparator on Port A Interrupt base */
+#define XMEGA_IRQ_ADCA     xx /* 0x008e Analog to Digital Converter on Port A Interrupt base */
+#define XMEGA_IRQ_TCD0     xx /* 0x009a Timer/Counter 0 on port D Interrupt base */
+#define XMEGA_IRQ_SPID     xx /* 0x00ae SPI D Interrupt vector */
+#define XMEGA_IRQ_         xx /* 0x00b0 USARTD0 USART 0 on port D Interrupt base */
+#define XMEGA_IRQ_USARTD1  xx /* 0x00b6 USART 1 on port D Interrupt base */
+#define XMEGA_IRQ_PORTF    xx /* 0x00d0 Port F Interrupt base */
+#define XMEGA_IRQ_TCF0     xx /* 0x00d8 Timer/Counter 0 on port F Interrupt base */
+#define XMEGA_IRQ_USB      xx /* 0x00fa USB on port D Interrupt base */
+
+#define NR_IRQS            xx
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Inline functions
+ ****************************************************************************/
+
+#ifndef __ASSEMBLY__
+#endif /* __ASSEMBLY__ */
+
+/****************************************************************************
+ * Public Variables
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#ifndef __ASSEMBLY__
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
+#endif
+
+#endif /* __ARCH_AVR_INCLUDE_XMEGA_XMEGAC_IRQ_H */
+