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Add cache line size alignment to buffer macro

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Signed-off-by: HiFiPhile <admin@hifiphile.com>
This commit is contained in:
HiFiPhile
2025-06-13 13:17:41 +02:00
parent e84efd2771
commit e19ff3ecae
2 changed files with 20 additions and 6 deletions
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12
src/common/tusb_types.h
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@@ -36,39 +36,39 @@
#endif
//------------- Device DCache declaration -------------//
#define TUD_EPBUF_DCACHE_SIZE(_size) (CFG_TUD_MEM_DCACHE_ENABLE ? \
#define TUD_EPBUF_DCACHE_SIZE(_size) (TUD_EPBUF_DCACHE_ALIGNED ? \
(TU_DIV_CEIL(_size, CFG_TUD_MEM_DCACHE_LINE_SIZE) * CFG_TUD_MEM_DCACHE_LINE_SIZE) : (_size))
// Declare an endpoint buffer with uint8_t[size]
#define TUD_EPBUF_DEF(_name, _size) \
union { \
CFG_TUD_MEM_ALIGN uint8_t _name[_size]; \
uint8_t _name##_dcache_padding[TUD_EPBUF_DCACHE_SIZE(_size)]; \
TU_ATTR_ALIGNED(TUD_EPBUF_DCACHE_ALIGNED ? CFG_TUD_MEM_DCACHE_LINE_SIZE : 1) uint8_t _name##_dcache_padding[TUD_EPBUF_DCACHE_SIZE(_size)]; \
}
// Declare an endpoint buffer with a type
#define TUD_EPBUF_TYPE_DEF(_type, _name) \
union { \
CFG_TUD_MEM_ALIGN _type _name; \
uint8_t _name##_dcache_padding[TUD_EPBUF_DCACHE_SIZE(sizeof(_type))]; \
TU_ATTR_ALIGNED(TUD_EPBUF_DCACHE_ALIGNED ? CFG_TUD_MEM_DCACHE_LINE_SIZE : 1) uint8_t _name##_dcache_padding[TUD_EPBUF_DCACHE_SIZE(sizeof(_type))]; \
}
//------------- Host DCache declaration -------------//
#define TUH_EPBUF_DCACHE_SIZE(_size) (CFG_TUH_MEM_DCACHE_ENABLE ? \
#define TUH_EPBUF_DCACHE_SIZE(_size) (TUH_EPBUF_DCACHE_ALIGNED ? \
(TU_DIV_CEIL(_size, CFG_TUH_MEM_DCACHE_LINE_SIZE) * CFG_TUH_MEM_DCACHE_LINE_SIZE) : (_size))
// Declare an endpoint buffer with uint8_t[size]
#define TUH_EPBUF_DEF(_name, _size) \
union { \
CFG_TUH_MEM_ALIGN uint8_t _name[_size]; \
uint8_t _name##_dcache_padding[TUH_EPBUF_DCACHE_SIZE(_size)]; \
TU_ATTR_ALIGNED(TUH_EPBUF_DCACHE_ALIGNED ? CFG_TUH_MEM_DCACHE_LINE_SIZE : 1) uint8_t _name##_dcache_padding[TUH_EPBUF_DCACHE_SIZE(_size)]; \
}
// Declare an endpoint buffer with a type
#define TUH_EPBUF_TYPE_DEF(_type, _name) \
union { \
CFG_TUH_MEM_ALIGN _type _name; \
uint8_t _name##_dcache_padding[TUH_EPBUF_DCACHE_SIZE(sizeof(_type))]; \
TU_ATTR_ALIGNED(TUH_EPBUF_DCACHE_ALIGNED ? CFG_TUH_MEM_DCACHE_LINE_SIZE : 1) uint8_t _name##_dcache_padding[TUH_EPBUF_DCACHE_SIZE(sizeof(_type))]; \
}