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sparc32/leon: FPU-FSR only available when FPU present
author
Daniel Hellstrom
<daniel@gaisler.com>
Wed, 26 Jan 2011 06:37:05 +0000
(06:37 +0000)
committer
David S. Miller
<davem@davemloft.net>
Thu, 17 Mar 2011 01:19:05 +0000
(18:19 -0700)
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/cpu.c
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diff --git
a/arch/sparc/kernel/cpu.c
b/arch/sparc/kernel/cpu.c
index
0dc714f
..
7925c54
100644
(file)
--- a/
arch/sparc/kernel/cpu.c
+++ b/
arch/sparc/kernel/cpu.c
@@
-324,7
+324,7
@@
void __cpuinit cpu_probe(void)
psr = get_psr();
put_psr(psr | PSR_EF);
#ifdef CONFIG_SPARC_LEON
- fpu_vers = 7;
+ fpu_vers =
get_psr() & PSR_EF ? ((get_fsr() >> 17) & 0x7) :
7;
#else
fpu_vers = ((get_fsr() >> 17) & 0x7);
#endif