powerpc/32: Handle bookE debugging in C in exception entry
authorChristophe Leroy <christophe.leroy@csgroup.eu>
Fri, 12 Mar 2021 12:50:19 +0000 (12:50 +0000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 29 Mar 2021 02:22:04 +0000 (13:22 +1100)
commit79f4bb17f18162dd95d6aeb6dc3b7da54d6139aa
tree22cac6e15631b112c308e4b436510719ea184a5c
parentf93d866e14b746112fb29d69197dd83075bbd28c
powerpc/32: Handle bookE debugging in C in exception entry

The handling of SPRN_DBCR0 and other registers can easily
be done in C instead of ASM.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/6d6b2497115890b90cfa72a2b3ab1da5f78123c2.1615552866.git.christophe.leroy@csgroup.eu
arch/powerpc/include/asm/interrupt.h
arch/powerpc/kernel/entry_32.S