Flushing part of the cache should be done on cache boundaries. Trying to flush part of a cache line is not supported and the request may be ignored or print warnings.
Adjust the bootm code to align the end address to prevent this problem.
Signed-off-by: Simon Glass sjg@chromium.org ---
common/bootm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/common/bootm.c b/common/bootm.c index c965326..7469c61 100644 --- a/common/bootm.c +++ b/common/bootm.c @@ -435,7 +435,7 @@ static int bootm_load_os(bootm_headers_t *images, unsigned long *load_end, bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); return err; } - flush_cache(load, *load_end - load); + flush_cache(load, ALIGN(*load_end - load, ARCH_DMA_MINALIGN));
debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end); bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED);