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Minor documentation improvement

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This commit is contained in:
Dirk Ziegelmeier 2016-12-08 13:35:34 +01:00
parent bb6df52ed5
commit b359b8c3e0
1 changed files with 3 additions and 1 deletions
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4
src/include/lwip/arch.h
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@ -50,6 +50,8 @@
/** /**
* @defgroup compiler_abstraction Compiler/platform abstraction * @defgroup compiler_abstraction Compiler/platform abstraction
* @ingroup sys_layer * @ingroup sys_layer
* All defines related to this section must not be places in lwipopts.h,
* but in arch/cc.h!
* @{ * @{
*/ */
@ -137,7 +139,7 @@ typedef uintptr_t mem_ptr_t;
* trailing padding bytes (see LWIP_MEM_ALIGN_BUFFER) or your own section placement * trailing padding bytes (see LWIP_MEM_ALIGN_BUFFER) or your own section placement
* requirements. * requirements.
* e.g. if you use gcc and need 32 bit alignment: * e.g. if you use gcc and need 32 bit alignment:
* \#define LWIP_DECLARE_MEMORY_ALIGNED(variable_name, size) u8_t variable_name[size] __attribute__((aligned(4))) * \#define LWIP_DECLARE_MEMORY_ALIGNED(variable_name, size) u8_t variable_name[size] \_\_attribute\_\_((aligned(4)))
* or more portable: * or more portable:
* \#define LWIP_DECLARE_MEMORY_ALIGNED(variable_name, size) u32_t variable_name[(size + sizeof(u32_t) - 1) / sizeof(u32_t)] * \#define LWIP_DECLARE_MEMORY_ALIGNED(variable_name, size) u32_t variable_name[(size + sizeof(u32_t) - 1) / sizeof(u32_t)]
*/ */