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+# The fastest SeaBIOS that can boot Linux using -kernel.
+# NB: Since we are using -kernel, we don't need SeaBIOS itself
+# to do any boot drive detection, boot ordering, etc.
+
+# general stuff
+CONFIG_QEMU=y
+CONFIG_ROM_SIZE=0
+CONFIG_WRITABLE_UPPERMEMORY=y
+CONFIG_RELOCATE_INIT=n
+
+# no input, no boot menu
+CONFIG_MOUSE=n
+CONFIG_KEYBOARD=n
+CONFIG_BOOTMENU=n
+CONFIG_BOOTSPLASH=n
+CONFIG_BOOTORDER=n
+
+# hardware support we don't need
+CONFIG_LPT=n
+CONFIG_SERIAL=n
+CONFIG_USB=n
+CONFIG_DRIVES=n
+CONFIG_TCGBIOS=n
+CONFIG_VGAHOOKS=n
+
+# no logging
+CONFIG_DEBUG_LEVEL=0