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ARM: decompressor: fix start of RAM alignment

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256KB alignment is not work for (textofs & 0xf0000) > 0x40000.
Change to 1MB.

Change-Id: I9803b22d7d64a244842dcc811e47e214d247fc0c
Signed-off-by: Tao Huang <huangtao@rock-chips.com>
This commit is contained in:
Tao Huang 2018-05-29 19:13:14 +08:00
parent dab2c42a76
commit 3eef0d794e
1 changed files with 2 additions and 2 deletions
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4
arch/arm/boot/compressed/head.S
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@ -701,8 +701,8 @@ __setup_mmu: sub r3, r4, #16384 @ Page directory size
* bits for the RAM area only.
*/
mov r0, r3
mov r9, r0, lsr #18
mov r9, r9, lsl #18 @ start of RAM
mov r9, r0, lsr #20
mov r9, r9, lsl #20 @ start of RAM
add r10, r9, #0x10000000 @ a reasonable RAM size
mov r1, #0x12 @ XN|U + section mapping
orr r1, r1, #3 << 10 @ AP=11