[U-Boot] [PATCH] arm: Leave smccc calls in .text when efi_loader=n
Alexander Graf
agraf at suse.de
Mon Feb 11 14:13:58 UTC 2019
Commit 81ea00838c6 ("efi_loader: PSCI reset and shutdown") put the SMCCC
assembly code into the efi specific code section. This is wrong when we
do not have EFI_LOADER enabled, as that strips efi runtime sections from
the output binary
Reported-by: Michal Simek <monstr at monstr.eu>
Fixes: 81ea00838c6 ("efi_loader: PSCI reset and shutdown")
Signed-off-by: Alexander Graf <agraf at suse.de>
---
arch/arm/cpu/armv7/smccc-call.S | 2 ++
arch/arm/cpu/armv8/smccc-call.S | 2 ++
2 files changed, 4 insertions(+)
diff --git a/arch/arm/cpu/armv7/smccc-call.S b/arch/arm/cpu/armv7/smccc-call.S
index eae69e36c3..f70728f2c4 100644
--- a/arch/arm/cpu/armv7/smccc-call.S
+++ b/arch/arm/cpu/armv7/smccc-call.S
@@ -7,7 +7,9 @@
#include <asm/opcodes-sec.h>
#include <asm/opcodes-virt.h>
+#ifdef CONFIG_EFI_LOADER
.section .text.efi_runtime
+#endif
#define UNWIND(x...)
/*
diff --git a/arch/arm/cpu/armv8/smccc-call.S b/arch/arm/cpu/armv8/smccc-call.S
index 86de4b4089..dc92b28777 100644
--- a/arch/arm/cpu/armv8/smccc-call.S
+++ b/arch/arm/cpu/armv8/smccc-call.S
@@ -6,7 +6,9 @@
#include <linux/arm-smccc.h>
#include <generated/asm-offsets.h>
+#ifdef CONFIG_EFI_LOADER
.section .text.efi_runtime
+#endif
.macro SMCCC instr
.cfi_startproc
--
2.12.3
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