Blackfin arch: do not bother initializing the first 4k
authorMike Frysinger <vapier.adi@gmail.com>
Tue, 18 Nov 2008 09:48:22 +0000 (17:48 +0800)
committerBryan Wu <cooloney@kernel.org>
Tue, 18 Nov 2008 09:48:22 +0000 (17:48 +0800)
our kernel should be sane now, and we want to catch NULL bugs,
not ignore them

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
arch/blackfin/mach-common/head.S

index 29cd01987c32cc55f666ce6177e6b1b85e960bff..c1dcaebbd3a987c1d066e79fad9d088e313bef55 100644 (file)
@@ -244,18 +244,6 @@ ENTRY(_real_start)
        r2.h = ___bss_stop;
        call __init_clear_bss
 
-       /* In case there is a NULL pointer reference,
-        * zero out region before stext
-        */
-       p1 = r0;
-       r2.l = __stext;
-       r2.h = __stext;
-       r2 >>= 2;
-       p2 = r2;
-       lsetup (.L_clear_zero, .L_clear_zero) lc0 = p2;
-.L_clear_zero:
-       [p1++] = r0;
-
        /* Pass the u-boot arguments to the global value command line */
        R0 = R7;
        call _cmdline_init;