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[v2,02/11] efi: sandbox: Add relocation constants

Message ID 20180614182232.78201-3-agraf@suse.de
State Superseded
Headers show
Series sandbox: efi_loader support | expand

Commit Message

Alexander Graf June 14, 2018, 6:22 p.m. UTC 
From: Simon Glass <sjg@chromium.org>

Add these so that we can build the EFI loader for sandbox. The values are
for x86_64 so potentially bogus. But we don't support relocation within
sandbox anyway.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 lib/efi_loader/efi_runtime.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c
index 4874eb602f..388dfb9840 100644
--- a/lib/efi_loader/efi_runtime.c
+++ b/lib/efi_loader/efi_runtime.c
@@ -62,6 +62,18 @@  struct dyn_sym {
 #define R_ABSOLUTE	R_RISCV_64
 #define SYM_INDEX	32
 #endif
+
+/* For sandbox we only support 64-bit x86 at present */
+#elif defined(CONFIG_SANDBOX)
+/*
+ * TODO(sjg@chromium.org): Consider providing a way to enable sandbox features
+ * based on the host architecture
+ */
+# ifndef __x86_64__
+#  warning "sandbox EFI support is only tested on 64-bit x86"
+# endif
+#define R_RELATIVE	8
+#define R_MASK		0xffffffffULL
 #else
 #error Need to add relocation awareness
 #endif