cpu/intel: Rename socket_mFCPGA478 to socket_m

The name was wrong. mFCPGA478 is actually a pseudonym for mPGA478MN,
the successor of the socket that was meant.

The official name of this socket is mPGA478MT. But "Socket M" is much
easier to distinguish.

Change-Id: I4efeaca69acddfcdc5e957b0b521544314d46eeb
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/31642
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/cpu/intel/socket_m/Kconfig

@@ -0,0 +1,23 @@
+config CPU_INTEL_SOCKET_M
+	bool
+
+if CPU_INTEL_SOCKET_M
+
+config SOCKET_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select CPU_INTEL_MODEL_69X
+	select CPU_INTEL_MODEL_6DX
+	select CPU_INTEL_MODEL_6EX
+	select CPU_INTEL_MODEL_6FX
+	select MMX
+	select SSE
+
+config DCACHE_RAM_BASE
+	hex
+	default 0xfefc0000
+
+config DCACHE_RAM_SIZE
+	hex
+	default 0x8000
+
+endif

src/cpu/intel/socket_m/Makefile.inc

@@ -0,0 +1,17 @@
+subdirs-y += ../model_69x
+subdirs-y += ../model_6dx
+subdirs-y += ../model_6ex
+subdirs-y += ../model_6fx
+subdirs-y += ../../x86/tsc
+subdirs-y += ../../x86/mtrr
+subdirs-y += ../../x86/lapic
+subdirs-y += ../../x86/cache
+subdirs-y += ../../x86/smm
+subdirs-y += ../microcode
+subdirs-y += ../hyperthreading
+subdirs-y += ../speedstep
+
+cpu_incs-y += $(src)/cpu/intel/car/core2/cache_as_ram.S
+postcar-y += ../car/p4-netburst/exit_car.S
+
+romstage-y += ../car/romstage.c