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remove align_buffer from firmare/general.c, replacing with ALIGN_BUFFER macro, and replace all uses of it (only resize.c in core, and pictureflow and mpegplayer plugins), remove it from plugin_api,

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and remove wrapper for it from plugin.h


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19758 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andrew Mahone 2009-01-13 13:48:26 +00:00
parent c0d9084d6a
commit 2fbf09752d
12 changed files with 23 additions and 59 deletions
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16
firmware/export/system.h
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@ -110,6 +110,17 @@ int get_cpu_boost_counter(void);
#define ALIGN_DOWN(n, a) ((n)/(a)*(a))
#define ALIGN_UP(n, a) ALIGN_DOWN((n)+((a)-1),a)
/* align start and end of buffer to nearest integer multiple of a */
#define ALIGN_BUFFER(ptr,len,align) \
{\
uintptr_t tmp_ptr1 = (uintptr_t)ptr; \
uintptr_t tmp_ptr2 = tmp_ptr1 + len;\
tmp_ptr1 = ALIGN_UP(tmp_ptr1,align); \
tmp_ptr2 = ALIGN_DOWN(tmp_ptr2,align); \
len = tmp_ptr2 - tmp_ptr1; \
ptr = (typeof(ptr))tmp_ptr1; \
}
/* live endianness conversion */
#ifdef ROCKBOX_LITTLE_ENDIAN
#define letoh16(x) (x)
@ -275,7 +286,7 @@ static inline uint32_t swap_odd_even32(uint32_t value)
__attribute__((aligned(CACHEALIGN_UP(x))))
/* Aligns a buffer pointer and size to proper boundaries */
#define CACHEALIGN_BUFFER(start, size) \
({ align_buffer(PUN_PTR(void **, (start)), (size), CACHEALIGN_SIZE); })
ALIGN_BUFFER((start), (size), CACHEALIGN_SIZE)
#else /* ndef PROC_NEEDS_CACHEALIGN */
@ -286,8 +297,7 @@ static inline uint32_t swap_odd_even32(uint32_t value)
#define CACHEALIGN_UP(x) (x)
#define CACHEALIGN_DOWN(x) (x)
/* Make no adjustments */
#define CACHEALIGN_BUFFER(start, size) \
({ (void)(start); (size); })
#define CACHEALIGN_BUFFER(start, size)
#endif /* PROC_NEEDS_CACHEALIGN */