Merge branch 'vejmarie-nerf'

Makefile

@@ -10,7 +10,7 @@ INSTALL		:= $(pwd)/install
 log_dir		:= $(build)/log
 
 BOARD		?= qemu-coreboot
-CONFIG		:= $(pwd)/boards/$(BOARD).config
+CONFIG		:= $(pwd)/boards/$(BOARD)/$(BOARD).config
 
 ifneq "y" "$(shell [ -r '$(CONFIG)' ] && echo y)"
 $(error $(CONFIG): board configuration does not exist)

boards/qemu-linuxboot/qemu-linuxboot.config

@@ -6,20 +6,21 @@ CONFIG_LINUX_CONFIG=config/linux-linuxboot.config
 
 ifeq "$(CONFIG_UROOT)" "y"
 CONFIG_BUSYBOX=n
-endif
-
+else
 CONFIG_CRYPTSETUP=y
-#CONFIG_FLASHROM=y
-CONFIG_FLASHTOOLS=y
-CONFIG_GPG=y
-CONFIG_KEXEC=y
-CONFIG_UTIL_LINUX=y
 CONFIG_LVM2=y
 CONFIG_MBEDTLS=y
 CONFIG_PCIUTILS=y
 CONFIG_POPT=y
 CONFIG_QRENCODE=y
 CONFIG_TPMTOTP=y
+endif
+
+#CONFIG_FLASHROM=y
+CONFIG_FLASHTOOLS=y
+CONFIG_GPG=y
+CONFIG_KEXEC=y
+CONFIG_UTIL_LINUX=y
 CONFIG_DROPBEAR=y
 #CONFIG_FROTZ=y
 

boards/winterfell/uinit.go

@@ -0,0 +1,44 @@
+// Copyright 2012-2017 the u-root Authors. All rights reserved
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This is winterfell init script
+package main
+
+import (
+	"log"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+var (
+	commands = []string{
+		"/bbin/insmod /lib/modules/nvme-core.ko",
+		"/bbin/insmod /lib/modules/nvme.ko",
+		"/bbin/insmod /lib/modules/libata.ko",
+		"/bbin/insmod /lib/modules/libahci.ko",
+		"/bbin/insmod /lib/modules/ahci.ko",
+		"/bbin/rsdp",
+	}
+)
+
+func main() {
+	for _, line := range commands {
+		log.Printf("Executing Command: %v", line)
+		cmdSplit := strings.Split(line, " ")
+		if len(cmdSplit) == 0 {
+			continue
+		}
+
+		cmd := exec.Command(cmdSplit[0], cmdSplit[1:]...)
+		cmd.Stdin = os.Stdin
+		cmd.Stderr = os.Stderr
+		cmd.Stdout = os.Stdout
+		if err := cmd.Run(); err != nil {
+			log.Print(err)
+		}
+
+	}
+	log.Print("Uinit Done!")
+}

modules/u-root

@@ -4,30 +4,51 @@
 # This is not a normal Heads module, since it builds all of its
 # own dependencies.
 #
-
 u-root_url := github.com/u-root/u-root
 u-root_output := $(build)/$(BOARD)/u-root.cpio
+UROOT_CMDS ?=
 
 export GOPATH=$(build)/go
+u-root_src_cmds := $(foreach cmd,$(UROOT_CMDS),github.com/u-root/u-root/cmds/$(cmd))
 
 $(GOPATH):
 	$(call do,GO GET,$(u-root_url),\
 		go get $(u-root_url) \
 	)
 
-$(u-root_output): $(GOPATH)
+#
+# If the board directory has its own go commands, copy them
+# into the u-root tree so that they will be bundled into the go initrd
+# TODO: generalize this to support more commands
+# TODO: fix this sort that it doesn't leave commands lying around
+#
+ifeq "y" "$(shell [ -r 'boards/$(BOARD)/uinit.go' ] && echo y)"
+u-root_uinit := $(GOPATH)/src/github.com/u-root/u-root/cmds/uinit/uinit.go
+$(u-root_uinit): boards/$(BOARD)/uinit.go
+	$(call install,$<,$@)
+endif
+
+$(u-root_output): $(GOPATH) $(u-root_uinit)
 	$(call do,U-ROOT,$@,\
 		$(GOPATH)/bin/u-root \
 			-build=bb \
 			-format=cpio \
 			-o $@  \
+			$(u-root_src_cmds)\
 	)
 
 # Override the initrd inputs and add in the kernel modules
 initrd-$(CONFIG_UROOT) += $(u-root_output)
 
 
-# If we are building for u-root, disable the default CONFIG_HEADS
 ifeq "$(CONFIG_UROOT)" "y"
+# If we are building for u-root, disable the default CONFIG_HEADS
+# so that the heads/initrd/etc directories will not be included
 CONFIG_HEADS=n
+
+# Since we do not include u-root in modules-y, we have to define our
+# own intermediate and clean targets here
+u-root.intermediate: $(u-root_output)
+u-root.clean:
+	$(RM) $(u-root_output)
 endif