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ARM: ARMv7-M: implement read_cpuid_ext
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Mon, 6 May 2013 09:35:42 +0000 (11:35 +0200)
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Fri, 17 May 2013 09:44:40 +0000 (11:44 +0200)
commit6fae9cdafc92ae9958a3a45dd68205f72e3ad900
tree5418c689d187b7559dbb5fd308d6431dafa77c4atree | snapshot
parent4477ca45fb368880bf77b10ed3b24b03f0cc82dacommit | diff
ARM: ARMv7-M: implement read_cpuid_ext

On v7-M the extended cpuid registers are not available from CP15 but they
are memory mapped in the System Control Space.
There isn't an equivalent available for CPUID_{CACHETYPE,TCM,TLBTYPE,MPIDR}.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
arch/arm/include/asm/cputype.h diff | blob | history
arch/arm/mm/proc-v7m.S diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git