From: Wolfgang Wegner Date: Wed, 28 Oct 2009 20:11:00 +0000 (-0500) Subject: MCF532x: make icache_enable use CONFIG_SYS_SDRAM_SIZE X-Git-Tag: v2010.03-rc1~55^2~2 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=992d7129500d239d684c15fa2d61e0a8f2e64457;p=oweals%2Fu-boot.git MCF532x: make icache_enable use CONFIG_SYS_SDRAM_SIZE in cpu/mcf532x/start.S, the function icache_enable enables the cache for a fixed 32MB region starting at the SDRAM start address; this patch changes the function to cover the region defined by CONFIG_SYS_SDRAM_SIZE Signed-off-by: Wolfgang Wegner --- diff --git a/cpu/mcf532x/start.S b/cpu/mcf532x/start.S index a46c47adca..ff13a9f2dd 100644 --- a/cpu/mcf532x/start.S +++ b/cpu/mcf532x/start.S @@ -280,7 +280,7 @@ _int_handler: icache_enable: move.l #0x01000000, %d0 /* Invalidate cache cmd */ movec %d0, %CACR /* Invalidate cache */ - move.l #(CONFIG_SYS_SDRAM_BASE + 0x1c000), %d0 + move.l #(CONFIG_SYS_SDRAM_BASE + 0xc000 + ((CONFIG_SYS_SDRAM_SIZE & 0x1fe0) << 11)), %d0 movec %d0, %ACR0 /* Enable cache */ move.l #0x80000200, %d0 /* Setup cache mask */