UPSTREAM:Add Kconfig options for Linux as payload
These allow to define a kernel image, initrd and command line.
BUG=None
BRANCH=None
TEST=Compiles successfully
Change-Id: Ia07b08b4cf385b17dc85f779cc7583db354bf99b
Signed-off-by: Furquan Shaikh <furquan@google.com>
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/3893
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Reviewed-on: https://chromium-review.googlesource.com/222624
Reviewed-by: Ronald Minnich <rminnich@chromium.org>
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Commit-Queue: Stefan Reinauer <reinauer@chromium.org>
Tested-by: Stefan Reinauer <reinauer@chromium.org>
diff --git a/Makefile.inc b/Makefile.inc
index 32952e4..25a0807 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -428,6 +428,16 @@
$(RMODTOOL) -i $(CONFIG_REFCODE_BLOB_FILE) -o $@
endif
+ifeq ($(CONFIG_PAYLOAD_LINUX),y)
+LINUX_ADDITIONAL_CONFIG:=
+ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_COMMAND_LINE))),)
+ LINUX_ADDITIONAL_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE)
+endif
+ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),)
+ LINUX_ADDITIONAL_CONFIG+=-I $(CONFIG_LINUX_INITRD)
+endif
+endif
+
$(obj)/coreboot.rom: $(obj)/coreboot.pre $(objcbfs)/ramstage.elf $(CBFSTOOL) $(call strip_quotes,$(COREBOOT_ROM_DEPENDENCIES)) $$(INTERMEDIATE) $$(VBOOT_STUB) $(REFCODE_BLOB)
@printf " CBFS $(subst $(obj)/,,$(@))\n"
cp $(obj)/coreboot.pre $@.tmp
@@ -439,6 +449,10 @@
@printf " PAYLOAD $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
$(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG)
endif
+ifeq ($(CONFIG_PAYLOAD_LINUX),y)
+ @printf " PAYLOAD $(CONFIG_PAYLOAD_FILE) (compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
+ $(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG) $(LINUX_ADDITIONAL_CONFIG)
+endif
ifeq ($(CONFIG_PAYLOAD_SEABIOS),y)
@printf " PAYLOAD SeaBIOS (internal, compression: $(CBFS_PAYLOAD_COMPRESS_FLAG))\n"
$(CBFSTOOL) $@.tmp add-payload -f $(CONFIG_PAYLOAD_FILE) -n $(CONFIG_CBFS_PREFIX)/payload -c $(CBFS_PAYLOAD_COMPRESS_FLAG)
diff --git a/src/Kconfig b/src/Kconfig
index ece57c0..c51190e 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -605,6 +605,17 @@
You will be able to specify the location and file name of the
payload image later.
+config PAYLOAD_LINUX
+ bool "A Linux payload"
+ help
+ Select this option if you have a Linux bzImage which coreboot
+ should run as soon as the basic hardware initialization
+ is completed.
+
+ You will be able to specify the location and file name of the
+ payload image later.
+
+
config PAYLOAD_SEABIOS
bool "SeaBIOS"
depends on ARCH_X86
@@ -672,6 +683,13 @@
help
The path and filename of the ELF executable file to use as payload.
+ config PAYLOAD_FILE
+ string "Linux path and filename"
+ depends on PAYLOAD_LINUX
+ default "bzImage"
+ help
+ The path and filename of the bzImage kernel to use as payload.
+
config PAYLOAD_FILE
depends on PAYLOAD_SEABIOS
default "$(obj)/seabios/out/bios.bin.elf"
@@ -696,6 +714,20 @@
In order to reduce the size payloads take up in the ROM chip
coreboot can compress them using the LZMA algorithm.
+config LINUX_COMMAND_LINE
+ string "Linux command line"
+ depends on PAYLOAD_LINUX
+ default ""
+ help
+ A command line to add to the Linux kernel.
+
+config LINUX_INITRD
+ string "Linux initrd"
+ depends on PAYLOAD_LINUX
+ default ""
+ help
+ An initrd image to add to the Linux kernel.
+
config COMPRESSED_PAYLOAD_NRV2B
bool
default n