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| author | Mike Frysinger <vapier.adi@gmail.com> | 2008-11-18 17:48:22 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-11-18 17:48:22 +0800 |
| commit | 9f20cf2527fdbd5ee942ac87acff253d391b162f (patch) | |
| tree | d3fb392b009dae2a761a1e964324614970611abb | |
| parent | c2414bd0b19e22632835cbd2686cf4103038cf3a (diff) | |
| download | lwn-9f20cf2527fdbd5ee942ac87acff253d391b162f.tar.gz lwn-9f20cf2527fdbd5ee942ac87acff253d391b162f.zip | |
Blackfin arch: do not bother initializing the first 4k
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>
| -rw-r--r-- | arch/blackfin/mach-common/head.S | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S index 29cd01987c32..c1dcaebbd3a9 100644 --- a/arch/blackfin/mach-common/head.S +++ b/arch/blackfin/mach-common/head.S @@ -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; |