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authorChristophe Leroy <christophe.leroy@csgroup.eu>2024-06-28 22:11:58 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2024-06-28 22:28:47 +1000
commit732b32daef80567a7ef5be3d87ae79b6bfd9d82d (patch)
tree99d25c29d881722329d0047693b25d9099c7fc3f /arch/powerpc/kernel/head_booke.h
parente939da89d024a0de66b0270f1f1fab5fc44c74dd (diff)
powerpc: Remove core support for 40x
Now that 40x platforms have gone, remove support for 40x in the core of powerpc arch. Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20240628121201.130802-4-mpe@ellerman.id.au
Diffstat (limited to 'arch/powerpc/kernel/head_booke.h')
-rw-r--r--arch/powerpc/kernel/head_booke.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h
index b6b5b01a173c..0b5c1993809e 100644
--- a/arch/powerpc/kernel/head_booke.h
+++ b/arch/powerpc/kernel/head_booke.h
@@ -145,10 +145,9 @@ ALT_FTR_SECTION_END_IFSET(CPU_FTR_EMB_HV)
b transfer_to_syscall /* jump to handler */
.endm
-/* To handle the additional exception priority levels on 40x and Book-E
+/* To handle the additional exception priority levels on Book-E
* processors we allocate a stack per additional priority level.
*
- * On 40x critical is the only additional level
* On 44x/e500 we have critical and machine check
*
* Additionally we reserve a SPRG for each priority level so we can free up a