[PATCH 39/88] arc: Drop CONFIG_MMU

Simon Glass sjg at chromium.org
Mon Jan 23 22:59:42 CET 2023


This option is set in the Makefile but has no effect in the assembly
code, i.e. the #ifdef branch is never used. Drop it.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/arc/config.mk      | 4 ----
 arch/arc/lib/ints_low.S | 5 -----
 2 files changed, 9 deletions(-)

diff --git a/arch/arc/config.mk b/arch/arc/config.mk
index b713fa3054c..b110f7deaf6 100644
--- a/arch/arc/config.mk
+++ b/arch/arc/config.mk
@@ -12,10 +12,6 @@ KBUILD_LDFLAGS += -EB
 PLATFORM_CPPFLAGS += -mbig-endian
 endif
 
-ifdef CONFIG_ARC_MMU_VER
-CONFIG_MMU = 1
-endif
-
 PLATFORM_CPPFLAGS += -ffixed-r25 -D__ARC__ -gdwarf-2 -mno-sdata
 PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections -fno-common
 
diff --git a/arch/arc/lib/ints_low.S b/arch/arc/lib/ints_low.S
index 38c45c60a95..fb283f239ea 100644
--- a/arch/arc/lib/ints_low.S
+++ b/arch/arc/lib/ints_low.S
@@ -76,13 +76,8 @@
 .endm
 
 .macro SAVE_EXCEPTION_SOURCE
-#ifdef CONFIG_MMU
-	/* If MMU exists exception faulting address is loaded in EFA reg */
-	lr	%r0, [%efa]
-#else
 	/* Otherwise in ERET (exception return) reg */
 	lr	%r0, [%eret]
-#endif
 .endm
 
 ENTRY(memory_error)
-- 
2.39.1.456.gfc5497dd1b-goog



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