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Commit 0c2f4551 authored by David Daney's avatar David Daney Committed by Ralf Baechle
Browse files

MIPS: Decode core number for R2 CPUs. 



The struct cpuinfo_mips.core field should be populated with the
physical core number.  For R2 CPUs, this is carried in the low 10 bits
of Ebase.

Signed-off-by: default avatarDavid Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1505/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent fa90c872

arch/mips/kernel/cpu-probe.c

+3 −0
Original line number Diff line number Diff line
@@ -761,6 +761,9 @@ static void __cpuinit decode_configs(struct cpuinfo_mips *c) 
		ok = decode_config4(c);



	mips_probe_watch_registers(c);



	if (cpu_has_mips_r2)

		c->core = read_c0_ebase() & 0x3ff;

}



static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)