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ata: Ensure that the bounce buffer is minimum 32-bit aligned

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Basically, if STORAGE_ALIGN_ATTR isn't defined, define it to be
sizeof(uint32_t) in the ATA code.

Change-Id: I13de61788cb71e3e8d3a956ab5f2e251471ce76d
This commit is contained in:
Solomon Peachy 2024-11-09 16:36:06 -05:00
parent d36ef610c2
commit 120906dc8b
3 changed files with 9 additions and 3 deletions
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3
firmware/export/config/ipod6g.h
View file

@ -203,9 +203,6 @@
/* define this if we want to support 512n and 4Kn drives */
//#define MAX_VARIABLE_LOG_SECTOR 4096
//#define STORAGE_NEEDS_BOUNCE_BUFFER
#define STORAGE_WANTS_ALIGN
#define HAVE_HARDWARE_CLICK
/* Define this if you have adjustable CPU frequency */

5
firmware/export/system.h
View file

@ -335,6 +335,11 @@ static inline void cpu_boost_unlock(void)
#define MEM_ALIGN_DOWN(x) \
((typeof (x))ALIGN_DOWN((uintptr_t)(x), MEM_ALIGN_SIZE))
/* Bounce buffers may have alignment requirments */
#if defined(MAX_PHYS_SECTOR_SIZE) && !defined(STORAGE_WANTS_ALIGN)
#define STORAGE_WANTS_ALIGN
#endif
#ifdef STORAGE_WANTS_ALIGN
#define STORAGE_ALIGN_ATTR __attribute__((aligned(CACHEALIGN_SIZE)))
#define STORAGE_ALIGN_DOWN(x) \