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Introduce Verifying Program Loader (VPL)

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Add support for VPL, a new phase of U-Boot. This runs after TPL. It is
responsible for selecting which SPL binary to run, based on a
verified-boot process.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2022-05-02 09:58:13 -04:00
committed by Tom Rini
parent d3eba95a7e
commit f86ca5ad8f
13 changed files with 131 additions and 19 deletions
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scripts/Makefile.autoconf
+12
View File
@@ -18,6 +18,10 @@ ifeq ($(shell grep -q '^CONFIG_TPL=y' include/config/auto.conf 2>/dev/null && ec
__all: tpl/include/autoconf.mk
endif
ifeq ($(shell grep -q '^CONFIG_VPL=y' include/config/auto.conf 2>/dev/null && echo y),y)
__all: vpl/include/autoconf.mk
endif
include include/config/auto.conf
include scripts/Kbuild.include
@@ -85,6 +89,10 @@ tpl/u-boot.cfg: include/config.h FORCE
$(Q)mkdir -p $(dir $@)
$(call cmd,u_boot_cfg,-DCONFIG_SPL_BUILD -DCONFIG_TPL_BUILD)
vpl/u-boot.cfg: include/config.h FORCE
$(Q)mkdir -p $(dir $@)
$(call cmd,u_boot_cfg,-DCONFIG_SPL_BUILD -DCONFIG_VPL_BUILD)
include/autoconf.mk: u-boot.cfg
$(call cmd,autoconf)
@@ -96,6 +104,10 @@ tpl/include/autoconf.mk: tpl/u-boot.cfg
$(Q)mkdir -p $(dir $@)
$(call cmd,autoconf)
vpl/include/autoconf.mk: vpl/u-boot.cfg
$(Q)mkdir -p $(dir $@)
$(call cmd,autoconf)
# include/config.h
# Prior to Kconfig, it was generated by mkconfig. Now it is created here.
define filechk_config_h