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-rw-r--r--src/arch/x86/include/bios.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/arch/x86/include/bios.h b/src/arch/x86/include/bios.h
index a5a5d887..14e7acbc 100644
--- a/src/arch/x86/include/bios.h
+++ b/src/arch/x86/include/bios.h
@@ -7,6 +7,8 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#define BDA_EBDA 0x000e
#define BDA_EQUIPMENT_WORD 0x0010
#define BDA_FBMS 0x0013
+#define BDA_TICKS 0x006c
+#define BDA_MIDNIGHT 0x0070
#define BDA_REBOOT 0x0072
#define BDA_REBOOT_WARM 0x1234
#define BDA_NUM_DRIVES 0x0075