mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-20 08:58:52 +09:00
![Vladimir Zapolskiy](/assets/img/avatar_default.png)
No functional change, moving cache manipulation functions into cache.c allows to collect all of them in a single location and as a pleasant side effect cache_control() function can be unexported now. Signed-off-by: Vladimir Zapolskiy <vz@mleia.com> Reviewed-by: Simon Glass <sjg@chromium.org>
30 lines
602 B
C
30 lines
602 B
C
#ifndef __ASM_SH_CACHE_H
|
|
#define __ASM_SH_CACHE_H
|
|
|
|
#if defined(CONFIG_CPU_SH4)
|
|
|
|
#define L1_CACHE_BYTES 32
|
|
|
|
struct __large_struct { unsigned long buf[100]; };
|
|
#define __m(x) (*(struct __large_struct *)(x))
|
|
|
|
#else
|
|
|
|
/*
|
|
* 32-bytes is the largest L1 data cache line size for SH the architecture. So
|
|
* it is a safe default for DMA alignment.
|
|
*/
|
|
#define ARCH_DMA_MINALIGN 32
|
|
|
|
#endif /* CONFIG_CPU_SH4 */
|
|
|
|
/*
|
|
* Use the L1 data cache line size value for the minimum DMA buffer alignment
|
|
* on SH.
|
|
*/
|
|
#ifndef ARCH_DMA_MINALIGN
|
|
#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
|
|
#endif
|
|
|
|
#endif /* __ASM_SH_CACHE_H */
|