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Subject: r234118 uart kernel module failure: "uart_cpu_eqres undefined" 
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The change from sys/dev/uart/uart_cpu_{i386,amd64}.c to uart_cpu_x86.c
probably also needs a corresponding change in the module Makefile.

        # kldload uart
        link_elf: symbol uart_cpu_eqres undefined

Here's one suggestion that works for me:

Index: /sys/modules/uart/Makefile
===================================================================
--- /sys/modules/uart/Makefile  (revision 234249)
+++ /sys/modules/uart/Makefile  (working copy)
@@ -16,6 +16,8 @@
        uart_if.c uart_if.h uart_subr.c uart_tty.c
 .if exists(${.CURDIR}/../../dev/uart/uart_cpu_${MACHINE}.c)
 SRCS+= uart_cpu_${MACHINE}.c
+.elif ${MACHINE} == "i386" || ${MACHINE} == "amd64"
+SRCS+= uart_cpu_x86.c
 .endif
 SRCS+= bus_if.h card_if.h device_if.h isa_if.h ${ofw_bus_if} pci_if.h \
        power_if.h pccarddevs.h serdev_if.h
------------------------------------------------------------------------

...keith