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arm: mach-omap2: Align image address before cache operations

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The image address passed to secure_boot_verify_image() may not be
cacheline aligned, round the address down to the nearest cacheline.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Andrew F. Davis 2017-07-26 14:53:19 -05:00 committed by Tom Rini
parent c826d17286
commit ef3fc42ded
1 changed files with 4 additions and 4 deletions
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8
arch/arm/mach-omap2/sec-common.c
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@ -112,8 +112,8 @@ int secure_boot_verify_image(void **image, size_t *size)
/* Perform cache writeback on input buffer */
flush_dcache_range(
(u32)*image,
(u32)*image + roundup(*size, ARCH_DMA_MINALIGN));
rounddown((u32)*image, ARCH_DMA_MINALIGN),
roundup((u32)*image + *size, ARCH_DMA_MINALIGN));
cert_addr = (uint32_t)*image;
sig_addr = find_sig_start((char *)*image, *size);
@ -151,8 +151,8 @@ int secure_boot_verify_image(void **image, size_t *size)
/* Perform cache writeback on output buffer */
flush_dcache_range(
(u32)*image,
(u32)*image + roundup(*size, ARCH_DMA_MINALIGN));
rounddown((u32)*image, ARCH_DMA_MINALIGN),
roundup((u32)*image + *size, ARCH_DMA_MINALIGN));
auth_exit:
if (result != 0) {