kernel/arch/x86/Makefile_32.cpu
.. .. @@ -10,6 +10,7 @@ 10 10 tune = $(call cc-option,-mcpu=$(1),$(2)) 11 11 endif 12 12 13 +cflags-$(CONFIG_M486SX) += -march=i48613 14 cflags-$(CONFIG_M486) += -march=i486 14 15 cflags-$(CONFIG_M586) += -march=i586 15 16 cflags-$(CONFIG_M586TSC) += -march=i586