diff options
| author | inmarket <andrewh@inmarket.com.au> | 2018-11-03 10:51:23 +1000 |
|---|---|---|
| committer | inmarket <andrewh@inmarket.com.au> | 2018-11-03 10:51:23 +1000 |
| commit | 7c5a6c928fa7129cf754c9c73c5c7ae39372ba9d (patch) | |
| tree | 95cf152ef65ff19c7b2515b427bbe86b92b611d0 /src/gos/gos_options.h | |
| parent | 8bd70d953bcd3e32ceb4e45a4e561c973726280a (diff) | |
| download | uGFX-7c5a6c928fa7129cf754c9c73c5c7ae39372ba9d.tar.gz uGFX-7c5a6c928fa7129cf754c9c73c5c7ae39372ba9d.tar.bz2 uGFX-7c5a6c928fa7129cf754c9c73c5c7ae39372ba9d.zip | |
For all source files update integer types to the new gI8 etc type names
Diffstat (limited to 'src/gos/gos_options.h')
| -rw-r--r-- | src/gos/gos_options.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/gos/gos_options.h b/src/gos/gos_options.h index e0187e6a..bdb2b139 100644 --- a/src/gos/gos_options.h +++ b/src/gos/gos_options.h @@ -260,6 +260,21 @@ #ifndef GFX_EMULATE_MALLOC #define GFX_EMULATE_MALLOC GFXOFF #endif + /** + * @brief Is the maximum memory allocation less than 64K + * @details Defaults to GFXOFF + * @note Many CPU's cannot allocate memory blocks larger than 64K. Note that this + * is not necessarily mean that a pointer is 16 bit but a 16 bit pointer + * will definitely impose this restriction. An example is the x86 processor + * running in "FAR" mode. Pointers are 32 bit but the maximum size memory block is 64K. + * @note Specifying this only leads to code and memory optimisations. uGFX should still work + * on these processors even if it is not set although obviously an attempted memory + * allocation larger than 64K will fail. + */ + #ifndef GFX_MEM_LT64K + #define GFX_MEM_LT64K GFXOFF + #endif + /** @} */ #endif /* _GOS_OPTIONS_H */ |