diff options
| author | HiFiPhile <[email protected]> | 2025-06-13 13:17:41 +0200 |
|---|---|---|
| committer | HiFiPhile <[email protected]> | 2025-06-13 22:49:06 +0200 |
| commit | e19ff3ecae3b5a04756749a3d8496e6284f37d85 (patch) | |
| tree | ca7c012f544a4492aee28dd711f23d16a16d8041 | |
| parent | e84efd2771858b9f00d78824ccf8b1fade5f103c (diff) | |
Add cache line size alignment to buffer macro
Signed-off-by: HiFiPhile <[email protected]>
| -rw-r--r-- | src/common/tusb_types.h | 12 | ||||
| -rw-r--r-- | src/tusb_option.h | 14 |
2 files changed, 20 insertions, 6 deletions
diff --git a/src/common/tusb_types.h b/src/common/tusb_types.h index fd7f01b67..2099e1af8 100644 --- a/src/common/tusb_types.h +++ b/src/common/tusb_types.h @@ -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))]; \ } diff --git a/src/tusb_option.h b/src/tusb_option.h index cca6096c6..42c2e650f 100644 --- a/src/tusb_option.h +++ b/src/tusb_option.h @@ -465,6 +465,13 @@ #define CFG_TUD_MEM_DCACHE_LINE_SIZE CFG_TUSB_MEM_DCACHE_LINE_SIZE #endif +#if CFG_TUD_MEM_DCACHE_ENABLE && \ + (CFG_TUD_DWC2_DMA_ENABLE || defined(TUP_USBIP_CHIPIDEA_HS)) + #define TUD_EPBUF_DCACHE_ALIGNED 1 +#else + #define TUD_EPBUF_DCACHE_ALIGNED 0 +#endif + #ifndef CFG_TUD_ENDPOINT0_SIZE #define CFG_TUD_ENDPOINT0_SIZE 64 #endif @@ -584,6 +591,13 @@ #define CFG_TUH_MEM_DCACHE_LINE_SIZE CFG_TUSB_MEM_DCACHE_LINE_SIZE #endif +#if CFG_TUH_MEM_DCACHE_ENABLE && \ + (CFG_TUH_DWC2_DMA_ENABLE || defined(TUP_USBIP_CHIPIDEA_HS)) + #define TUH_EPBUF_DCACHE_ALIGNED 1 +#else + #define TUH_EPBUF_DCACHE_ALIGNED 0 +#endif + //------------- CLASS -------------// #ifndef CFG_TUH_HUB |