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Diffstat (limited to 'include/config_distro_bootcmd.h')
-rw-r--r--include/config_distro_bootcmd.h24
1 files changed, 21 insertions, 3 deletions
diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
index dddebc3..7f67344 100644
--- a/include/config_distro_bootcmd.h
+++ b/include/config_distro_bootcmd.h
@@ -99,6 +99,21 @@
#endif
#ifdef BOOTEFI_NAME
+#if defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
+/*
+ * On 32bit ARM systems there is a reasonable number of systems that follow
+ * the $soc-$board$boardver.dtb name scheme for their device trees. Use that
+ * scheme if we don't have an explicit fdtfile variable.
+ */
+#define BOOTENV_EFI_SET_FDTFILE_FALLBACK \
+ "if test -z \"${fdtfile}\" -a -n \"${soc}\"; then " \
+ "setenv efi_fdtfile ${soc}-${board}${boardver}.dtb; " \
+ "fi; "
+#else
+#define BOOTENV_EFI_SET_FDTFILE_FALLBACK
+#endif
+
+
#define BOOTENV_SHARED_EFI \
"boot_efi_binary=" \
"load ${devtype} ${devnum}:${distro_bootpart} " \
@@ -111,14 +126,16 @@
\
"load_efi_dtb=" \
"load ${devtype} ${devnum}:${distro_bootpart} " \
- "${fdt_addr_r} ${prefix}${fdtfile}\0" \
+ "${fdt_addr_r} ${prefix}${efi_fdtfile}\0" \
\
"efi_dtb_prefixes=/ /dtb/ /dtb/current/\0" \
"scan_dev_for_efi=" \
+ "setenv efi_fdtfile ${fdtfile}; " \
+ BOOTENV_EFI_SET_FDTFILE_FALLBACK \
"for prefix in ${efi_dtb_prefixes}; do " \
"if test -e ${devtype} " \
"${devnum}:${distro_bootpart} " \
- "${prefix}${fdtfile}; then " \
+ "${prefix}${efi_fdtfile}; then " \
"run load_efi_dtb; " \
"fi;" \
"done;" \
@@ -128,7 +145,8 @@
"efi/boot/"BOOTEFI_NAME"; " \
"run boot_efi_binary; " \
"echo EFI LOAD FAILED: continuing...; " \
- "fi; \0"
+ "fi; " \
+ "setenv efi_fdtfile\0"
#define SCAN_DEV_FOR_EFI "run scan_dev_for_efi;"
#else
#define BOOTENV_SHARED_EFI