ramips: use uncached address in detect_mem_size

[openwrt.git] / target / linux / ramips / files / arch / mips / ralink / common / setup.c

diff --git a/target/linux/ramips/files/arch/mips/ralink/common/setup.c b/target/linux/ramips/files/arch/mips/ralink/common/setup.c
index e8126b1..5f7cf14 100644 (file)
--- a/target/linux/ramips/files/arch/mips/ralink/common/setup.c
+++ b/target/linux/ramips/files/arch/mips/ralink/common/setup.c
@@ -31,11 +31,12 @@ const char *get_system_type(void)
 static void __init detect_mem_size(void)
 {
        unsigned long size;
+       void *base;
 
+       base = (void *) KSEG1ADDR(detect_mem_size);
        for (size = RALINK_SOC_MEM_SIZE_MIN; size < RALINK_SOC_MEM_SIZE_MAX;
             size <<= 1 ) {
-               if (!memcmp(detect_mem_size,
-                           detect_mem_size + size, 1024))
+               if (!memcmp(base, base + size, 1024))
                        break;
        }