From 9fd623afede63a7049b498bbc285f3555eb2bf26 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Thu, 7 Nov 2024 14:31:43 -0700
Subject: efi: Move default filename to a function

Use a function to obtain the device EFI filename, so that we can control
how sandbox behaves.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 lib/efi_loader/efi_helper.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

(limited to 'lib/efi_loader/efi_helper.c')

diff --git a/lib/efi_loader/efi_helper.c b/lib/efi_loader/efi_helper.c
index 00167bd2a10..51e0c4852c5 100644
--- a/lib/efi_loader/efi_helper.c
+++ b/lib/efi_loader/efi_helper.c
@@ -12,18 +12,63 @@
 #include <mapmem.h>
 #include <dm.h>
 #include <fs.h>
+#include <efi.h>
 #include <efi_api.h>
 #include <efi_load_initrd.h>
 #include <efi_loader.h>
 #include <efi_variable.h>
+#include <host_arch.h>
 #include <linux/libfdt.h>
 #include <linux/list.h>
 
+#ifdef CONFIG_SANDBOX
+
+#if HOST_ARCH == HOST_ARCH_X86_64
+#define BOOTEFI_NAME "BOOTX64.EFI"
+#elif HOST_ARCH == HOST_ARCH_X86
+#define BOOTEFI_NAME "BOOTIA32.EFI"
+#elif HOST_ARCH == HOST_ARCH_AARCH64
+#define BOOTEFI_NAME "BOOTAA64.EFI"
+#elif HOST_ARCH == HOST_ARCH_ARM
+#define BOOTEFI_NAME "BOOTARM.EFI"
+#elif HOST_ARCH == HOST_ARCH_RISCV32
+#define BOOTEFI_NAME "BOOTRISCV32.EFI"
+#elif HOST_ARCH == HOST_ARCH_RISCV64
+#define BOOTEFI_NAME "BOOTRISCV64.EFI"
+#else
+#error Unsupported UEFI architecture
+#endif
+
+#else
+
+#if defined(CONFIG_ARM64)
+#define BOOTEFI_NAME "BOOTAA64.EFI"
+#elif defined(CONFIG_ARM)
+#define BOOTEFI_NAME "BOOTARM.EFI"
+#elif defined(CONFIG_X86_64)
+#define BOOTEFI_NAME "BOOTX64.EFI"
+#elif defined(CONFIG_X86)
+#define BOOTEFI_NAME "BOOTIA32.EFI"
+#elif defined(CONFIG_ARCH_RV32I)
+#define BOOTEFI_NAME "BOOTRISCV32.EFI"
+#elif defined(CONFIG_ARCH_RV64I)
+#define BOOTEFI_NAME "BOOTRISCV64.EFI"
+#else
+#error Unsupported UEFI architecture
+#endif
+
+#endif
+
 #if defined(CONFIG_CMD_EFIDEBUG) || defined(CONFIG_EFI_LOAD_FILE2_INITRD)
 /* GUID used by Linux to identify the LoadFile2 protocol with the initrd */
 const efi_guid_t efi_lf2_initrd_guid = EFI_INITRD_MEDIA_GUID;
 #endif
 
+const char *efi_get_basename(void)
+{
+	return BOOTEFI_NAME;
+}
+
 /**
  * efi_create_current_boot_var() - Return Boot#### name were #### is replaced by
  *			           the value of BootCurrent
-- 
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