diff options
| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-01 19:08:04 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-01 19:08:04 +0000 |
| commit | 00b2545e9e3cc760255aa7b4fc953ad5ab97ba62 (patch) | |
| tree | 90f908d15691555fdf19c21eeae7b55187b73803 /nuttx/include/nuttx/compiler.h | |
| parent | 6e09d7aab47a47e36f56d9b33bd6e87e96e2af2c (diff) | |
| download | nuttx-00b2545e9e3cc760255aa7b4fc953ad5ab97ba62.tar.gz nuttx-00b2545e9e3cc760255aa7b4fc953ad5ab97ba62.tar.bz2 nuttx-00b2545e9e3cc760255aa7b4fc953ad5ab97ba62.zip | |
Add support for accessing printf, sprintf, puts, etc. strings that do not lie in the MCU data space
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3738 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/include/nuttx/compiler.h')
| -rw-r--r-- | nuttx/include/nuttx/compiler.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/nuttx/include/nuttx/compiler.h b/nuttx/include/nuttx/compiler.h index c44ff329e..c672054dd 100644 --- a/nuttx/include/nuttx/compiler.h +++ b/nuttx/include/nuttx/compiler.h @@ -103,7 +103,7 @@ * pointers are 16-bits. */ -#if defined(__m32c__) || defined(__AVR__) +#if defined(__m32c__) /* Select the small, 16-bit addressing model */ # define CONFIG_SMALL_MEMORY 1 @@ -116,7 +116,24 @@ # undef CONFIG_PTR_IS_NOT_INT -/* Handle cases where sizeof(int) may or may not be 16-bits */ +#elif defined(__AVR__) +/* Select the small, 16-bit addressing model */ + +# define CONFIG_SMALL_MEMORY 1 + +/* Long and int are not the same size */ + +# define CONFIG_LONG_IS_NOT_INT 1 + +/* Pointers and int are the same size */ + +# undef CONFIG_PTR_IS_NOT_INT + +/* Uses a 32-bit FAR pointer only from accessing data outside of the 16-bit + * data space. + */ + +# define CONFIG_HAVE_FARPOINTER 1 #elif defined(__mc68hc1x__) /* Select the small, 16-bit addressing model */ |