smbios: Compile into the kernel more completely

Compile more of the IPMI into the kernel, and include all the
dependencies in ipmi.ko.

Sponsored by:		Netflix
Reviewed by:		andrew
Differential Revision:	https://reviews.freebsd.org/D45765

sys/conf/files.arm64

@@ -383,7 +383,11 @@ dev/ipmi/ipmi.c					optional ipmi
 dev/ipmi/ipmi_acpi.c				optional ipmi acpi
 dev/ipmi/ipmi_bt.c				optional ipmi
 dev/ipmi/ipmi_kcs.c				optional ipmi
+dev/ipmi/ipmi_pci.c				optional ipmi pci
+dev/ipmi/ipmi_smbios.c				optional ipmi
+dev/ipmi/ipmi_smbus.c				optional ipmi smbus
 dev/ipmi/ipmi_smic.c				optional ipmi
+dev/ipmi/ipmi_ssif.c				optional ipmi smbus
 
 dev/mailbox/arm/arm_doorbell.c			optional fdt arm_doorbell
 dev/mbox/mbox_if.m				optional soc_brcm_bcm2837

sys/modules/ipmi/Makefile

@@ -12,12 +12,17 @@ SRCS+=	ipmi_kcs.c ipmi_smic.c ipmi_bt.c
 SRCS+=	ipmi_acpi.c
 SRCS+=	opt_acpi.h
 SRCS+=	acpi_if.h
+SRCS+=	ipmi_smbios.c
+SRCS+=	ipmi_ssif.c
+SRCS+=	ipmi_pci.c
+SRCS+=	ipmi_smbus.c
+SRCS+=	pci_if.h
+SRCS+=	smbus_if.h
 .endif
 
 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
-SRCS+=	ipmi_smbios.c ipmi_ssif.c
-SRCS+=	ipmi_isa.c ipmi_pci.c ipmi_smbus.c
-SRCS+=	isa_if.h pci_if.h smbus_if.h
+SRCS+=	ipmi_isa.c
+SRCS+=	isa_if.h
 
 SUBDIR+= ipmi_linux