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Add directory structure for AVR and ATMEGA 

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@3651 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo 2011-05-31 13:41:11 +00:00
parent cc6e6e87bf
commit 3ab031b5de
19 changed files with 1278 additions and 79 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
misc/buildroot/ChangeLog
View File

@ -103,4 +103,7 @@ buildroot-1.10 2011-05-06 <spudmonkey@racsa.co.cr>
buildroot-1.11 2011-xx-xx <spudmonkey@racsa.co.cr>
* configs/avr-defconfig-4.3.3 - Added --enable-long-long as a GCC
option.
* configs/avr-defconfig-4.5.2 - New configuration.

8
misc/buildroot/configs/avr-defconfig-4.3.3
View File

@ -14,6 +14,7 @@ BR2_avr=y
# BR2_m68k is not set
# BR2_m68hc11 is not set
# BR2_m68hc12 is not set
# BR2_m9s12x is not set
# BR2_mips is not set
# BR2_mipsel is not set
# BR2_nios2 is not set
@ -51,8 +52,10 @@ BR2_GNU_TARGET_SUFFIX="elf"
# Binutils Options
#
# BR2_BINUTILS_VERSION_2_17 is not set
# BR2_BINUTILS_VERSION_2_18 is not set
# BR2_BINUTILS_VERSION_2_19 is not set
BR2_BINUTILS_VERSION_2_19_1=y
# BR2_BINUTILS_VERSION_2_21 is not set
BR2_BINUTILS_VERSION="2.19.1"
BR2_EXTRA_BINUTILS_CONFIG_OPTIONS=""
@ -60,13 +63,15 @@ BR2_EXTRA_BINUTILS_CONFIG_OPTIONS=""
# GCC Options
#
BR2_PACKAGE_GCC=y
# BR2_GCC_VERSION_3_3_6 is not set
# BR2_GCC_VERSION_3_4_6 is not set
# BR2_GCC_VERSION_4_2_4 is not set
BR2_GCC_VERSION_4_3_3=y
# BR2_GCC_VERSION_4_5_2 is not set
BR2_GCC_SUPPORTS_SYSROOT=y
BR2_GCC_VERSION="4.3.3"
# BR2_GCC_USE_SJLJ_EXCEPTIONS is not set
BR2_EXTRA_GCC_CONFIG_OPTIONS=""
BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-long-long"
BR2_INSTALL_LIBSTDCPP=y
# BR2_INSTALL_LIBGCJ is not set
# BR2_INSTALL_OBJC is not set
@ -82,6 +87,7 @@ BR2_INSTALL_LIBSTDCPP=y
#
# NuttX Binary Support
#
BR2_PACKAGE_GENROMFS=y
#
# Common Toolchain Options

99
misc/buildroot/configs/avr-defconfig-4.5.2 Normal file
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@ -0,0 +1,99 @@
#
# Automatically generated make config: don't edit
#
BR2_HAVE_DOT_CONFIG=y
# BR2_alpha is not set
# BR2_arm is not set
# BR2_armeb is not set
BR2_avr=y
# BR2_avr32 is not set
# BR2_bfin is not set
# BR2_cris is not set
# BR2_i386 is not set
# BR2_m32c is not set
# BR2_m68k is not set
# BR2_m68hc11 is not set
# BR2_m68hc12 is not set
# BR2_m9s12x is not set
# BR2_mips is not set
# BR2_mipsel is not set
# BR2_nios2 is not set
# BR2_powerpc is not set
# BR2_sh is not set
# BR2_sh64 is not set
# BR2_h8300 is not set
# BR2_sparc is not set
# BR2_x86_64 is not set
BR2_ARCH="avr"
BR2_ENDIAN="LITTLE"
#
# Build options
#
BR2_WGET="wget --passive-ftp"
BR2_SVN="svn co"
BR2_ZCAT="zcat"
BR2_BZCAT="bzcat"
BR2_TAR_OPTIONS=""
BR2_DL_DIR="$(BASE_DIR)/../archives"
BR2_STAGING_DIR="$(BUILD_DIR)/staging_dir"
BR2_NUTTX_DIR="$(TOPDIR)/../nuttx"
BR2_TOPDIR_PREFIX=""
BR2_TOPDIR_SUFFIX=""
BR2_GNU_BUILD_SUFFIX="pc-elf"
BR2_GNU_TARGET_SUFFIX="elf"
# BR2_PREFER_IMA is not set
#
# Toolchain Options
#
#
# Binutils Options
#
# BR2_BINUTILS_VERSION_2_17 is not set
# BR2_BINUTILS_VERSION_2_18 is not set
# BR2_BINUTILS_VERSION_2_19 is not set
# BR2_BINUTILS_VERSION_2_19_1 is not set
BR2_BINUTILS_VERSION_2_21=y
BR2_BINUTILS_VERSION="2.21"
BR2_EXTRA_BINUTILS_CONFIG_OPTIONS=""
#
# GCC Options
#
BR2_PACKAGE_GCC=y
# BR2_GCC_VERSION_3_3_6 is not set
# BR2_GCC_VERSION_3_4_6 is not set
# BR2_GCC_VERSION_4_2_4 is not set
# BR2_GCC_VERSION_4_3_3 is not set
BR2_GCC_VERSION_4_5_2=y
BR2_GCC_SUPPORTS_SYSROOT=y
BR2_GCC_VERSION="4.5.2"
# BR2_GCC_USE_SJLJ_EXCEPTIONS is not set
BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-long-long"
BR2_INSTALL_LIBSTDCPP=y
# BR2_INSTALL_LIBGCJ is not set
# BR2_INSTALL_OBJC is not set
# BR2_INSTALL_FORTRAN is not set
#
# Gdb Options
#
# BR2_PACKAGE_GDB is not set
# BR2_PACKAGE_GDB_SERVER is not set
# BR2_PACKAGE_GDB_HOST is not set
#
# NuttX Binary Support
#
BR2_PACKAGE_GENROMFS=y
#
# Common Toolchain Options
#
# BR2_PACKAGE_SSTRIP_TARGET is not set
# BR2_PACKAGE_SSTRIP_HOST is not set
# BR2_ENABLE_MULTILIB is not set
BR2_LARGEFILE=y
BR2_TARGET_OPTIMIZATION="-Os -pipe"

62
nuttx/arch/avr/include/avr/avr.h Executable file
View File

@ -0,0 +1,62 @@
/************************************************************************************
* arch/avr/include/avr/avr.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_AVR_AVR_H
#define __ARCH_AVR_INCLUDE_AVR_AVR_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_AVR_INCLUDE_AVR_AVR_H */

137
nuttx/arch/avr/include/avr/irq.h Normal file
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@ -0,0 +1,137 @@
/****************************************************************************
* arch/avr/include/avr/irq.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_AVR_IRQ_H
#define __ARCH_AVR_INCLUDE_AVR_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/irq.h>
#include <arch/avr/avr.h>
/****************************************************************************
* Definitions
****************************************************************************/
/* Register state save array indices */
#define REG_Rx 0 /* Just a placeholder */
/* Size of the register state save array (in bytes?) */
#define XCPTCONTEXT_REGS 1
/****************************************************************************
* Public Types
****************************************************************************/
/* This struct defines the way the registers are stored. */
#ifndef __ASSEMBLY__
struct xcptcontext
{
/* The following function pointer is non-zero if there are pending signals
* to be processed.
*/
#ifndef CONFIG_DISABLE_SIGNALS
void *sigdeliver; /* Actual type is sig_deliver_t */
/* These are saved copies of PC and SR used during signal processing.*/
uint16_t saved_pc;
uint8_t saved_sr;
#endif
/* Register save area */
uint8_t regs[XCPTCONTEXT_REGS];
};
#endif
/****************************************************************************
* Inline functions
****************************************************************************/
#ifndef __ASSEMBLY__
/* Save the current interrupt enable state & disable all interrupts */
static inline irqstate_t irqsave(void)
{
/* Needs to return the current interrupt state, then disable interrupts */
#warning "Not implemented"
return 0
}
/* Restore saved interrupt state */
static inline void irqrestore(irqstate_t flags)
{
/* Based on the provided interrupt flags, conditionally enable interrupts */
#warning "Not implemented"
}
#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_AVR_IRQ_H */

84
nuttx/arch/avr/include/avr/limits.h Normal file
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@ -0,0 +1,84 @@
/****************************************************************************
* arch/avr/include/avr/limits.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_AVR_LIMITS_H
#define __ARCH_AVR_INCLUDE_AVR_LIMITS_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Definitions
****************************************************************************/
#define CHAR_BIT 8
#define SCHAR_MIN 0x80
#define SCHAR_MAX 0x7f
#define UCHAR_MAX 0xff
/* These could be different on machines where char is unsigned */
#define CHAR_MIN SCHAR_MIN
#define CHAR_MAX SCHAR_MAX
#define SHRT_MIN 0x8000
#define SHRT_MAX 0x7fff
#define USHRT_MAX 0xffff
/* Integer is two bytes */
#define INT_MIN 0x8000
#define INT_MAX 0x7fff
#define UINT_MAX 0xffff
/* These change on 32-bit and 64-bit platforms */
#define LONG_MAX 0x80000000
#define LONG_MIN 0x7fffffff
#define ULONG_MAX 0xffffffff
#define LLONG_MAX 0x8000000000000000
#define LLONG_MIN 0x7fffffffffffffff
#define ULLONG_MAX 0xffffffffffffffff
/* A pointer is two bytes */
#define PTR_MIN 0x8000
#define PTR_MAX 0x7fff
#define UPTR_MAX 0xffff
#endif /* __ARCH_AVR_INCLUDE_AVR_LIMITS_H */

138
nuttx/arch/avr/include/avr/syscall.h Normal file
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@ -0,0 +1,138 @@
/****************************************************************************
* arch/avr/include/avr/syscall.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 include/syscall.h or include/sys/sycall.h
*/
#ifndef __ARCH_AVR_INCLUDE_AVR_SYSCALL_H
#define __ARCH_AVR_INCLUDE_AVR_SYSCALL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
#define SYS_syscall 0x80
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifndef __ASSEMBLY__
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/* SWI with SYS_ call number and six parameters */
#warning "REVISIT"
EXTERN uintptr_t sys_call6(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2, uintptr_t parm3,
uintptr_t parm4, uintptr_t parm5,
uintptr_t parm6);
/* SWI with SYS_ call number and no parameters */
static inline uintptr_t sys_call0(unsigned int nbr)
{
return sys_call6(nbr, 0, 0, 0, 0, 0, 0);
}
/* SWI with SYS_ call number and one parameter */
static inline uintptr_t sys_call1(unsigned int nbr, uintptr_t parm1)
{
return sys_call6(nbr, parm1, 0, 0, 0, 0, 0);
}
/* SWI with SYS_ call number and two parameters */
static inline uintptr_t sys_call2(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2)
{
return sys_call6(nbr, parm1, parm2, 0, 0, 0, 0);
}
/* SWI with SYS_ call number and three parameters */
static inline uintptr_t sys_call3(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2, uintptr_t parm3)
{
return sys_call6(nbr, parm1, parm2, parm3, 0, 0, 0);
}
/* SWI with SYS_ call number and four parameters */
static inline uintptr_t sys_call4(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2, uintptr_t parm3,
uintptr_t parm4)
{
return sys_call6(nbr, parm1, parm2, parm3, parm4, 0, 0);
}
/* SWI with SYS_ call number and five parameters */
static inline uintptr_t sys_call5(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2, uintptr_t parm3,
uintptr_t parm4, uintptr_t parm5)
{
return sys_call6(nbr, parm1, parm2, parm3, parm4, parm5, 0);
}
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif
#endif /* __ARCH_AVR_INCLUDE_AVR_SYSCALL_H */

95
nuttx/arch/avr/include/avr/types.h Normal file
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@ -0,0 +1,95 @@
/****************************************************************************
* arch/avr/include/avr/types.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 stdint.h
*/
#ifndef __ARCH_AVR_INCLUDE_AVR_TYPES_H
#define __ARCH_AVR_INCLUDE_AVR_TYPES_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Type Declarations
****************************************************************************/
#ifndef __ASSEMBLY__
/* These are the sizes of the standard integer types. NOTE that these type
* names have a leading underscore character. This file will be included
* (indirectly) by include/stdint.h and typedef'ed to the final name without
* the underscore character. This roundabout way of doings things allows
* the stdint.h to be removed from the include/ directory in the event that
* the user prefers to use the definitions provided by their toolchain header
* files
*/
typedef signed char _int8_t;
typedef unsigned char _uint8_t;
typedef signed short _int16_t;
typedef unsigned short _uint16_t;
typedef signed int _int32_t;
typedef unsigned int _uint32_t;
typedef signed long long _int64_t;
typedef unsigned long long _uint64_t;
#define __INT64_DEFINED
/* A pointer is 4 bytes */
typedef signed int _intptr_t;
typedef unsigned int _uintptr_t;
/* This is the size of the interrupt state save returned by irqsave(). */
typedef unsigned char irqstate_t;
#endif /* __ASSEMBLY__ */
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __ARCH_AVR_INCLUDE_AVR_TYPES_H */

5
nuttx/arch/avr/include/avr32/irq.h
View File

@ -189,11 +189,6 @@ static inline void irqrestore(irqstate_t flags)
}
}
static inline void system_call3(unsigned int nbr, uintptr_t parm1,
uintptr_t parm2, uintptr_t parm3)
{
/* To be provided */
}
#endif /* __ASSEMBLY__ */
/****************************************************************************

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nuttx/arch/avr/include/avr32/limits.h Normal file
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@ -0,0 +1,84 @@
/****************************************************************************
* arch/avr/include/avr32/limits.h
*
* Copyright (C) 2010, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_AVR32_LIMITS_H
#define __ARCH_AVR_INCLUDE_AVR32_LIMITS_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Definitions
****************************************************************************/
#define CHAR_BIT 8
#define SCHAR_MIN 0x80
#define SCHAR_MAX 0x7f
#define UCHAR_MAX 0xff
/* These could be different on machines where char is unsigned */
#define CHAR_MIN SCHAR_MIN
#define CHAR_MAX SCHAR_MAX
#define SHRT_MIN 0x8000
#define SHRT_MAX 0x7fff
#define USHRT_MAX 0xffff
/* Integer is four bytes */
#define INT_MIN 0x80000000
#define INT_MAX 0x7fffffff
#define UINT_MAX 0xffffffff
/* These change on 32-bit and 64-bit platforms */
#define LONG_MAX 0x80000000
#define LONG_MIN 0x7fffffff
#define ULONG_MAX 0xffffffff
#define LLONG_MAX 0x8000000000000000
#define LLONG_MIN 0x7fffffffffffffff
#define ULLONG_MAX 0xffffffffffffffff
/* A pointer is four bytes */
#define PTR_MIN 0x80000000
#define PTR_MAX 0x7fffffff
#define UPTR_MAX 0xffffffff
#endif /* __ARCH_AVR_INCLUDE_AVR32_LIMITS_H */

95
nuttx/arch/avr/include/avr32/types.h Normal file
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@ -0,0 +1,95 @@
/****************************************************************************
* arch/avr/include/avr32/types.h
*
* Copyright (C) 2010, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 stdint.h
*/
#ifndef __ARCH_AVR_INCLUDE_AVR32_TYPES_H
#define __ARCH_AVR_INCLUDE_AVR32_TYPES_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Type Declarations
****************************************************************************/
#ifndef __ASSEMBLY__
/* These are the sizes of the standard integer types. NOTE that these type
* names have a leading underscore character. This file will be included
* (indirectly) by include/stdint.h and typedef'ed to the final name without
* the underscore character. This roundabout way of doings things allows
* the stdint.h to be removed from the include/ directory in the event that
* the user prefers to use the definitions provided by their toolchain header
* files
*/
typedef signed char _int8_t;
typedef unsigned char _uint8_t;
typedef signed short _int16_t;
typedef unsigned short _uint16_t;
typedef signed int _int32_t;
typedef unsigned int _uint32_t;
typedef signed long long _int64_t;
typedef unsigned long long _uint64_t;
#define __INT64_DEFINED
/* A pointer is 4 bytes */
typedef signed int _intptr_t;
typedef unsigned int _uintptr_t;
/* This is the size of the interrupt state save returned by irqsave(). */
typedef unsigned int irqstate_t;
#endif /* __ASSEMBLY__ */
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __ARCH_AVR_INCLUDE_AVR32_TYPES_H */

40
nuttx/arch/avr/include/limits.h
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@ -1,7 +1,7 @@
/****************************************************************************
* arch/avr/include/limits.h
*
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
* Copyright (C) 2010, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
@ -44,39 +44,13 @@
* Definitions
****************************************************************************/
#define CHAR_BIT 8
#define SCHAR_MIN 0x80
#define SCHAR_MAX 0x7f
#define UCHAR_MAX 0xff
/* Include AVR architecture-specific limits */
/* These could be different on machines where char is unsigned */
#define CHAR_MIN SCHAR_MIN
#define CHAR_MAX SCHAR_MAX
#define SHRT_MIN 0x8000
#define SHRT_MAX 0x7fff
#define USHRT_MAX 0xffff
#define INT_MIN 0x80000000
#define INT_MAX 0x7fffffff
#define UINT_MAX 0xffffffff
/* These change on 32-bit and 64-bit platforms */
#define LONG_MAX 0x80000000
#define LONG_MIN 0x7fffffff
#define ULONG_MAX 0xffffffff
#define LLONG_MAX 0x8000000000000000
#define LLONG_MIN 0x7fffffffffffffff
#define ULLONG_MAX 0xffffffffffffffff
/* A pointer is 4 bytes */
#define PTR_MIN 0x80000000
#define PTR_MAX 0x7fffffff
#define UPTR_MAX 0xffffffff
#ifdef CONFIG_ARCH_AVR32
# include <arch/avr32/limits.h>
#else
# include <arch/avr/limits.h>
#endif
#endif /* __ARCH_AVR_INCLUDE_LIMITS_H */

45
nuttx/arch/avr/include/types.h
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@ -1,7 +1,7 @@
/****************************************************************************
* arch/avr/include/types.h
*
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
* Copyright (C) 2010, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
@ -44,6 +44,14 @@
* Included Files
****************************************************************************/
/* Include AVR architecture-specific types definitions */
#ifdef CONFIG_ARCH_AVR32
# include <arch/avr32/types.h>
#else
# include <arch/avr/types.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
@ -52,41 +60,6 @@
* Type Declarations
****************************************************************************/
#ifndef __ASSEMBLY__
/* These are the sizes of the standard integer types. NOTE that these type
* names have a leading underscore character. This file will be included
* (indirectly) by include/stdint.h and typedef'ed to the final name without
* the underscore character. This roundabout way of doings things allows
* the stdint.h to be removed from the include/ directory in the event that
* the user prefers to use the definitions provided by their toolchain header
* files
*/
typedef signed char _int8_t;
typedef unsigned char _uint8_t;
typedef signed short _int16_t;
typedef unsigned short _uint16_t;
typedef signed int _int32_t;
typedef unsigned int _uint32_t;
typedef signed long long _int64_t;
typedef unsigned long long _uint64_t;
#define __INT64_DEFINED
/* A pointer is 4 bytes */
typedef signed int _intptr_t;
typedef unsigned int _uintptr_t;
/* This is the size of the interrupt state save returned by irqsave(). */
typedef unsigned int irqstate_t;
#endif /* __ASSEMBLY__ */
/****************************************************************************
* Public Function Prototypes
****************************************************************************/

8
nuttx/arch/avr/src/at32uc3/at32uc3_internal.h
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@ -1,5 +1,5 @@
/****************************************************************************
* arch/avr/src/at32uc3b/at32uc3_internal.h
* arch/avr/src/at32uc3/at32uc3_internal.h
*
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
@ -33,8 +33,8 @@
*
****************************************************************************/
#ifndef __ARCH_AVR_SRC_AVR32_AT32UC3_INTERNAL_H
#define __ARCH_AVR_SRC_AVR32_AT32UC3_INTERNAL_H
#ifndef __ARCH_AVR_SRC_AT32UC3_AT32UC3_INTERNAL_H
#define __ARCH_AVR_SRC_AT32UC3_AT32UC3_INTERNAL_H
/****************************************************************************
* Included Files
@ -340,5 +340,5 @@ EXTERN void gpio_irqdisable(int irq);
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_AVR_SRC_AVR32_AT32UC3_INTERNAL_H */
#endif /* __ARCH_AVR_SRC_AT32UC3_AT32UC3_INTERNAL_H */

64
nuttx/arch/avr/src/atmega/Make.defs Normal file
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@ -0,0 +1,64 @@
############################################################################
# arch/avr/src/atmega/Make.defs
#
# Copyright (C) 2011 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
#
# 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.
#
############################################################################
# The start-up, "head", file
HEAD_ASRC = atmega_head.S
# Common AVR files
CMN_ASRCS = up_exceptions.S up_fullcontextrestore.S up_switchcontext.S
CMN_CSRCS = up_assert.c up_allocateheap.c up_blocktask.c up_copystate.c \
up_createstack.c up_mdelay.c up_udelay.c up_exit.c up_idle.c \
up_initialize.c up_initialstate.c up_interruptcontext.c \
up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c \
up_releasepending.c up_releasestack.c up_reprioritizertr.c \
up_schedulesigaction.c up_sigdeliver.c up_unblocktask.c \
up_usestack.c up_doirq.c
# Required ATMEGA files
CHIP_ASRCS =
CHIP_CSRCS = atmega_clkinit.c atmega_gpio.c atmega_irq.c \
atmega_lowconsole.c atmega_lowinit.c atmega_serial.c \
atmega_timerisr.c
# Configuration-dependent ATMEGA files
ifeq ($(CONFIG_AVR_GPIOIRQ),y)
CHIP_CSRCS += atmega_gpioirq.c
endif

245
nuttx/arch/avr/src/atmega/atmega_internal.h Normal file
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@ -0,0 +1,245 @@
/****************************************************************************
* arch/avr/src/atmega/atmega_internal.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_SRC_ATMEGA_ATMEGA_INTERNAL_H
#define __ARCH_AVR_SRC_ATMEGA_ATMEGA_INTERNAL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include "atmega_config.h"
#ifdef CONFIG_AVR_GPIOIRQ
# include <nuttx/irq.h>
#endif
#include <stdint.h>
#include <stdbool.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Bit-encoded input to atmega_configgpio() ********************************/
# warning "Missing definitions"
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Inline Functions
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: up_clkinit
*
* Description:
* Initialiaze clock/PLL settings per the definitions in the board.h file.
*
****************************************************************************/
EXTERN void up_clkinitialize(void);
/****************************************************************************
* Name: usart_reset
*
* Description:
* Reset a USART.
*
****************************************************************************/
EXTERN void usart_reset(uintptr_t usart_base);
/****************************************************************************
* Name: usart_configure
*
* Description:
* Configure a USART as a RS-232 UART.
*
****************************************************************************/
void usart_configure(uintptr_t usart_base, uint32_t baud, unsigned int parity,
unsigned int nbits, bool stop2);
/****************************************************************************
* Name: up_consoleinit
*
* Description:
* Initialize a console for debug output. This function is called very
* early in the intialization sequence to configure the serial console
* uart (only).
*
****************************************************************************/
EXTERN void up_consoleinit(void);
/****************************************************************************
* Name: up_boardinit
*
* Description:
* This function must be provided by the board-specific logic in the
* directory configs/<board-name>/up_boot.c.
*
****************************************************************************/
EXTERN void up_boardinitialize(void);
/****************************************************************************
* Name: atmega_configgpio
*
* Description:
* Configure a GPIO pin based on bit-encoded description of the pin.
*
****************************************************************************/
EXTERN int atmega_configgpio(uint16_t cfgset);
/****************************************************************************
* Name: atmega_gpiowrite
*
* Description:
* Write one or zero to the selected GPIO pin
*
****************************************************************************/
EXTERN void atmega_gpiowrite(uint16_t pinset, bool value);
/****************************************************************************
* Name: atmega_gpioread
*
* Description:
* Read one or zero from the selected GPIO pin
*
****************************************************************************/
EXTERN bool atmega_gpioread(uint16_t pinset);
/****************************************************************************
* Name: gpio_irqinitialize
*
* Description:
* Initialize all vectors to the unexpected interrupt handler
*
* Configuration Notes:
* Configuration CONFIG_AVR_GPIOIRQ must be selected to enable the
* overall GPIO IRQ feature.
*
* Assumptions:
* Called during the early boot sequence before global interrupts have
* been enabled.
*
****************************************************************************/
#ifdef CONFIG_AVR_GPIOIRQ
EXTERN void weak_function gpio_irqinitialize(void);
#endif
/****************************************************************************
* Name: gpio_irqattach
*
* Description:
* Attach in GPIO interrupt to the provide 'isr'
*
* Configuration Notes:
* Configuration CONFIG_AVR_GPIOIRQ must be selected to enable the
* overall GPIO IRQ feature.
*
****************************************************************************/
#ifdef CONFIG_AVR_GPIOIRQ
EXTERN int gpio_irqattach(int irq, xcpt_t newisr, xcpt_t *oldisr);
#endif
/****************************************************************************
* Name: gpio_irqenable
*
* Description:
* Enable the GPIO IRQ specified by 'irq'
*
* Configuration Notes:
* Configuration CONFIG_AVR_GPIOIRQ must be selected to enable the
* overall GPIO IRQ feature.
*
****************************************************************************/
#ifdef CONFIG_AVR_GPIOIRQ
EXTERN void gpio_irqenable(int irq);
#endif
/*****************************************************************************
* Name: gpio_irqdisable
*
* Description:
* Disable the GPIO IRQ specified by 'irq'
*
* Configuration Notes:
* Configuration CONFIG_AVR_GPIOIRQ must be selected to enable the
* overall GPIO IRQ feature.
*
****************************************************************************/
#ifdef CONFIG_AVR_GPIOIRQ
EXTERN void gpio_irqdisable(int irq);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_AVR_SRC_ATMEGA_ATMEGA_INTERNAL_H */

68
nuttx/arch/avr/src/atmega/atmega_memorymap.h Normal file
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@ -0,0 +1,68 @@
/************************************************************************************
* arch/avr/src/atmega/atmega_memorymap.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_SRC_ATMEGA_ATMEGA_MEMORYMAP_H
#define __ARCH_AVR_SRC_ATMEGA_ATMEGA_MEMORYMAP_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Physical memory map */
# warning "Missing Definitions"
/* Peripheral Address Map */
# warning "Missing Definitions"
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_AVR_SRC_ATMEGA_ATMEGA_MEMORYMAP_H */

75
nuttx/arch/avr/src/atmega/chip.h Normal file
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@ -0,0 +1,75 @@
/************************************************************************************
* arch/avr/src/atmega/chip.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_SRC_ATMEGA_CHIP_H
#define __ARCH_AVR_SRC_ATMEGA_CHIP_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Define features for supported chip in the ATMEGA family */
#if 0
#else
# error "Unsupported AVR chip"
#endif
/* Include only the memory map. Other chip hardware files should then include this
* file for the proper setup
*/
#include "atmega_memorymap.h"
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_AVR_SRC_ATMEGA_CHIP_H */

2
nuttx/arch/avr/src/avr/README.txt Normal file
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@ -0,0 +1,2 @@
This directory is a placeholder for commong AVR logic