diff mbox series

[U-Boot,v8,05/30] efi: sandbox: Add relocation constants

Message ID 20180618140835.195901-6-sjg@chromium.org
State Superseded
Delegated to: Alexander Graf
Headers show
Series efi: Enable sandbox support for EFI loader | expand

Commit Message

Simon Glass June 18, 2018, 2:08 p.m. UTC 
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>
---

Changes in v8: None
Changes in v7:
- Drop an unnecessary comment

Changes in v6:
- Warn about building sandbox EFI support on something other than __x86_64__

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 lib/efi_loader/efi_runtime.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
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Patch

diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c
index 4874eb602f..10a7878a1c 100644
--- a/lib/efi_loader/efi_runtime.c
+++ b/lib/efi_loader/efi_runtime.c
@@ -62,6 +62,17 @@  struct dyn_sym {
 #define R_ABSOLUTE	R_RISCV_64
 #define SYM_INDEX	32
 #endif
+
+#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