arm64: efi: Force the use of SetVirtualAddressMap() on eMAG and Altra Max machines

[platform/kernel/linux-rpi.git] / drivers / firmware / efi / libstub / arm64.c

diff --git a/drivers/firmware/efi/libstub/arm64.c b/drivers/firmware/efi/libstub/arm64.c
index ff2d18c..4501652 100644 (file)
--- a/drivers/firmware/efi/libstub/arm64.c
+++ b/drivers/firmware/efi/libstub/arm64.c
@@ -19,10 +19,13 @@ static bool system_needs_vamap(void)
        const u8 *type1_family = efi_get_smbios_string(1, family);
 
        /*
-        * Ampere Altra machines crash in SetTime() if SetVirtualAddressMap()
-        * has not been called prior.
+        * Ampere eMAG, Altra, and Altra Max machines crash in SetTime() if
+        * SetVirtualAddressMap() has not been called prior.
         */
-       if (!type1_family || strcmp(type1_family, "Altra"))
+       if (!type1_family || (
+           strcmp(type1_family, "eMAG") &&
+           strcmp(type1_family, "Altra") &&
+           strcmp(type1_family, "Altra Max")))
                return false;
 
        efi_warn("Working around broken SetVirtualAddressMap()\n");