Enable validation of boot.scr script prior to its execution dependent
on "secureboot" flag in environment. Disable fall back option to
qspi boot in case of secure boot. Also enable "secureboot=y" flag
in environment for ARM based platforms instead of bootcmd.

Signed-off-by: Sumit Garg <sumit.g...@nxp.com>
Tested-by: Vinitha Pillai <vinitha.pil...@nxp.com>
---
 configs/ls1021atwr_nor_SECURE_BOOT_defconfig       |  1 +
 .../ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig    |  1 +
 include/configs/ls1021atwr.h                       | 40 ++++++++++++++++++++--
 3 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/configs/ls1021atwr_nor_SECURE_BOOT_defconfig 
b/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
index 5b6ca22..9e1ab08 100644
--- a/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
+++ b/configs/ls1021atwr_nor_SECURE_BOOT_defconfig
@@ -44,3 +44,4 @@ CONFIG_USB_STORAGE=y
 # CONFIG_VIDEO_SW_CURSOR is not set
 CONFIG_RSA=y
 CONFIG_SPL_RSA=y
+CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig 
b/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
index 783787a..af9fb9c 100644
--- a/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
+++ b/configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig
@@ -59,3 +59,4 @@ CONFIG_USB_STORAGE=y
 # CONFIG_VIDEO_SW_CURSOR is not set
 CONFIG_RSA=y
 CONFIG_SPL_RSA=y
+CONFIG_DISTRO_DEFAULTS=y
diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h
index 43767de..810e2c8 100644
--- a/include/configs/ls1021atwr.h
+++ b/include/configs/ls1021atwr.h
@@ -393,6 +393,7 @@
        "fdt_addr=0x64f00000\0"         \
        "kernel_addr=0x65000000\0"      \
        "scriptaddr=0x80000000\0"       \
+       "scripthdraddr=0x80080000\0"    \
        "fdtheader_addr_r=0x80100000\0" \
        "kernelheader_addr_r=0x80200000\0"      \
        "kernel_addr_r=0x81000000\0"    \
@@ -402,6 +403,7 @@
        "kernel_size=0x2800000\0"       \
        BOOTENV                         \
        "boot_scripts=ls1021atwr_boot.scr\0"    \
+       "boot_script_hdr=hdr_ls1021atwr_bs.out\0"       \
                "scan_dev_for_boot_part="       \
                        "part list ${devtype} ${devnum} devplist; "     \
                        "env exists devplist || setenv devplist 1; "    \
@@ -412,6 +414,21 @@
                                "run scan_dev_for_boot; "               \
                        "fi; "                  \
                "done\0"                        \
+       "scan_dev_for_boot="                              \
+               "echo Scanning ${devtype} "               \
+                               "${devnum}:${distro_bootpart}...; "  \
+               "for prefix in ${boot_prefixes}; do "     \
+                       "run scan_dev_for_scripts; "      \
+               "done;"                                   \
+               "\0"                                      \
+       "boot_a_script="                                  \
+               "load ${devtype} ${devnum}:${distro_bootpart} "  \
+                       "${scriptaddr} ${prefix}${script}; "    \
+               "env exists secureboot && load ${devtype} "     \
+                       "${devnum}:${distro_bootpart} "         \
+                       "${scripthdraddr} ${prefix}${boot_script_hdr} " \
+                       "&& esbc_validate ${scripthdraddr};"    \
+               "source ${scriptaddr}\0"          \
        "installer=load mmc 0:2 $load_addr "    \
                "/flex_installer_arm32.itb; "           \
                "bootm $load_addr#ls1021atwr\0" \
@@ -429,6 +446,7 @@
        "fdt_addr=0x64f00000\0"         \
        "kernel_addr=0x65000000\0"      \
        "scriptaddr=0x80000000\0"       \
+       "scripthdraddr=0x80080000\0"    \
        "fdtheader_addr_r=0x80100000\0" \
        "kernelheader_addr_r=0x80200000\0"      \
        "kernel_addr_r=0x81000000\0"    \
@@ -438,6 +456,7 @@
        "kernel_size=0x2800000\0"       \
        BOOTENV                         \
        "boot_scripts=ls1021atwr_boot.scr\0"    \
+       "boot_script_hdr=hdr_ls1021atwr_bs.out\0"       \
                "scan_dev_for_boot_part="       \
                        "part list ${devtype} ${devnum} devplist; "     \
                        "env exists devplist || setenv devplist 1; "    \
@@ -448,6 +467,21 @@
                                "run scan_dev_for_boot; "               \
                        "fi; "                  \
                "done\0"                        \
+       "scan_dev_for_boot="                              \
+               "echo Scanning ${devtype} "               \
+                               "${devnum}:${distro_bootpart}...; "  \
+               "for prefix in ${boot_prefixes}; do "     \
+                       "run scan_dev_for_scripts; "      \
+               "done;"                                   \
+               "\0"                                      \
+       "boot_a_script="                                  \
+               "load ${devtype} ${devnum}:${distro_bootpart} "  \
+                       "${scriptaddr} ${prefix}${script}; "    \
+               "env exists secureboot && load ${devtype} "     \
+                       "${devnum}:${distro_bootpart} "         \
+                       "${scripthdraddr} ${prefix}${boot_script_hdr} " \
+                       "&& esbc_validate ${scripthdraddr};"    \
+               "source ${scriptaddr}\0"          \
        "installer=load mmc 0:2 $load_addr "    \
                "/flex_installer_arm32.itb; "           \
                "bootm $load_addr#ls1021atwr\0" \
@@ -461,9 +495,11 @@
 
 #undef CONFIG_BOOTCOMMAND
 #if defined(CONFIG_QSPI_BOOT) || defined(CONFIG_SD_BOOT_QSPI)
-#define CONFIG_BOOTCOMMAND "run distro_bootcmd;run qspi_bootcmd"
+#define CONFIG_BOOTCOMMAND "run distro_bootcmd; env exists secureboot" \
+                          "&& esbc_halt; run qspi_bootcmd;"
 #else
-#define CONFIG_BOOTCOMMAND "run distro_bootcmd;run nor_bootcmd"
+#define CONFIG_BOOTCOMMAND "run distro_bootcmd; env exists secureboot" \
+                          "&& esbc_halt; run nor_bootcmd;"
 #endif
 
 #define CONFIG_BOOTARGS                        "console=ttyS0,115200 
root=/dev/ram0"
-- 
1.9.1

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