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authorBen Stoltz <stoltz@google.com>2015-08-04 12:33:46 -0600
committerSimon Glass <sjg@chromium.org>2015-08-05 08:44:06 -0600
commit3dcdd17b43c5cfd3a216169948dfd08d6741c631 (patch)
tree662ddb941487ea3be651530fc6ad9f74e8f6632d /arch/x86/cpu/interrupts.c
parented3b4d37368694e682c2c24f2fd72414d3f645ae (diff)
x86: Add support for U-Boot as an EFI application
Add the required x86 glue code. This includes the initial start-up, relocation and jumping to efi_main(). We also need to avoid fiddling with interrupts. Signed-off-by: Ben Stoltz <stoltz@google.com> Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'arch/x86/cpu/interrupts.c')
-rw-r--r--arch/x86/cpu/interrupts.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c
index 3a9c2d4783..a1129384e2 100644
--- a/arch/x86/cpu/interrupts.c
+++ b/arch/x86/cpu/interrupts.c
@@ -242,6 +242,11 @@ int disable_interrupts(void)
int interrupt_init(void)
{
+ /*
+ * When running as an EFI application we are not in control of
+ * interrupts and should leave them alone.
+ */
+#ifndef CONFIG_EFI_APP
/* Just in case... */
disable_interrupts();
@@ -255,6 +260,7 @@ int interrupt_init(void)
/* It is now safe to enable interrupts */
enable_interrupts();
+#endif
return 0;
}