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Author SHA1 Message Date
David Engraf
eb6d871f4b powerpc/cputable: Add missing PPC_FEATURE_BOOKE on PPC64 Book-E
Commit e320a76db4 ("powerpc/cputable: Split cpu_specs[] out of
cputable.h") moved the cpu_specs to separate header files. Previously
PPC_FEATURE_BOOKE was enabled by CONFIG_PPC_BOOK3E_64. The definition in
cpu_specs_e500mc.h for PPC64 no longer enables PPC_FEATURE_BOOKE.

This breaks user space reading the ELF hwcaps and expect
PPC_FEATURE_BOOKE. Debugging an application with gdb is no longer
working on e5500/e6500 because the 64-bit detection relies on
PPC_FEATURE_BOOKE for Book-E.

Fixes: e320a76db4 ("powerpc/cputable: Split cpu_specs[] out of cputable.h")
Cc: stable@vger.kernel.org # v6.1+
Signed-off-by: David Engraf <david.engraf@sysgo.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240207092758.1058893-1-david.engraf@sysgo.com
2024-02-14 14:24:06 +11:00
Christophe Leroy
d7216567c6 powerpc/cputable: Split cpu_specs[] for mpc85xx and e500mc
e500v1/v2 and e500mc are said to be mutually exclusive in Kconfig.

Split e500 cpu_specs[] and then restrict the non e500mc to PPC32
which is then 85xx.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
[mpe: Tweak formatting]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/553b901ea91e393df231103da4b018e9b251b0e9.1663606876.git.christophe.leroy@csgroup.eu
2022-09-26 23:00:05 +10:00
Renamed from arch/powerpc/kernel/cpu_specs_e500.h (Browse further)