Enable validation of boot.scr script prior to its execution dependent
on "secureboot" flag in environment. Enable fall back option to
qspi boot in case of secure boot.

Signed-off-by: Sumit Garg <sumit.g...@nxp.com>
Tested-by: Vinitha Pillai <vinitha.pil...@nxp.com>
---
 configs/ls1012ardb_qspi_SECURE_BOOT_defconfig |  1 +
 include/configs/ls1012ardb.h                  | 20 ++++++++++++++++++--
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/configs/ls1012ardb_qspi_SECURE_BOOT_defconfig 
b/configs/ls1012ardb_qspi_SECURE_BOOT_defconfig
index ec6ed37..09fc624 100644
--- a/configs/ls1012ardb_qspi_SECURE_BOOT_defconfig
+++ b/configs/ls1012ardb_qspi_SECURE_BOOT_defconfig
@@ -45,3 +45,4 @@ CONFIG_USB_XHCI_DWC3=y
 CONFIG_USB_STORAGE=y
 CONFIG_RSA=y
 CONFIG_RSA_SOFTWARE_EXP=y
+CONFIG_DISTRO_DEFAULTS=y
diff --git a/include/configs/ls1012ardb.h b/include/configs/ls1012ardb.h
index dbfc540..5fe3218 100644
--- a/include/configs/ls1012ardb.h
+++ b/include/configs/ls1012ardb.h
@@ -80,16 +80,20 @@
        "initrd_high=0xffffffffffffffff\0"      \
        "fdt_addr=0x00f00000\0"                 \
        "kernel_addr=0x01000000\0"              \
+       "kernelheader_addr=0x800000\0"          \
        "scriptaddr=0x80000000\0"               \
+       "scripthdraddr=0x80080000\0"            \
        "fdtheader_addr_r=0x80100000\0"         \
        "kernelheader_addr_r=0x80200000\0"      \
        "kernel_addr_r=0x81000000\0"            \
        "fdt_addr_r=0x90000000\0"               \
        "load_addr=0xa0000000\0"                \
        "kernel_size=0x2800000\0"               \
+       "kernelheader_size=0x40000\0"           \
        "console=ttyS0,115200\0"                \
        BOOTENV                                 \
        "boot_scripts=ls1012ardb_boot.scr\0"    \
+       "boot_script_hdr=hdr_ls1012ardb_bs.out\0"       \
        "scan_dev_for_boot_part="               \
             "part list ${devtype} ${devnum} devplist; "        \
             "env exists devplist || setenv devplist 1; "       \
@@ -107,16 +111,28 @@
                        "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_arm64.itb; "        \
                   "bootm $load_addr#$board\0"  \
        "qspi_bootcmd=echo Trying load from qspi..;"    \
                "sf probe && sf read $load_addr "       \
-               "$kernel_addr $kernel_size && bootm $load_addr#$board\0" \
+               "$kernel_addr $kernel_size; env exists secureboot "     \
+               "&& sf read $kernelheader_addr_r $kernelheader_addr "   \
+               "$kernelheader_size && esbc_validate ${kernelheader_addr_r}; " \
+               "bootm $load_addr#$board\0"
 
 #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; run qspi_bootcmd; " \
+                          "env exists secureboot && esbc_halt;"
 #endif
 
 #include <asm/fsl_secure_boot.h>
-- 
2.7.4

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