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-rw-r--r--lib/smbios.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/smbios.c b/lib/smbios.c
index 4126466e34a..7c24ea129eb 100644
--- a/lib/smbios.c
+++ b/lib/smbios.c
@@ -22,6 +22,7 @@
#include <cpu.h>
#include <dm/uclass-internal.h>
#endif
+#include <linux/sizes.h>
/* Safeguard for checking that U_BOOT_VERSION_NUM macros are compatible with U_BOOT_DMI */
#if U_BOOT_VERSION_NUM < 2000 || U_BOOT_VERSION_NUM > 2099 || \
@@ -348,7 +349,13 @@ static int smbios_write_type0(ulong *current, int handle,
#endif
t->bios_release_date = smbios_add_prop(ctx, NULL, U_BOOT_DMI_DATE);
#ifdef CONFIG_ROM_SIZE
- t->bios_rom_size = (CONFIG_ROM_SIZE / 65536) - 1;
+ if (CONFIG_ROM_SIZE < SZ_16M) {
+ t->bios_rom_size = (CONFIG_ROM_SIZE / 65536) - 1;
+ } else {
+ /* CONFIG_ROM_SIZE < 8 GiB */
+ t->bios_rom_size = 0xff;
+ t->extended_bios_rom_size = CONFIG_ROM_SIZE >> 20;
+ }
#endif
t->bios_characteristics = BIOS_CHARACTERISTICS_PCI_SUPPORTED |
BIOS_CHARACTERISTICS_SELECTABLE_BOOT |