From b4eca2d787b09509e6a5a0f597e91bcb00558b4d Mon Sep 17 00:00:00 2001 From: Sjoerd Simons Date: Tue, 18 Jun 2019 23:08:59 +0200 Subject: imx :hab: Add hab version command THe RVT data includes a major and minor version in its header parameter. Add a new command to print this out. Signed-off-by: Sjoerd Simons --- arch/arm/mach-imx/hab.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'arch/arm/mach-imx/hab.c') diff --git a/arch/arm/mach-imx/hab.c b/arch/arm/mach-imx/hab.c index ce50dbe..30db820 100644 --- a/arch/arm/mach-imx/hab.c +++ b/arch/arm/mach-imx/hab.c @@ -365,6 +365,21 @@ static int do_hab_failsafe(cmd_tbl_t *cmdtp, int flag, int argc, return 0; } +static int do_hab_version(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + struct hab_hdr *hdr = (struct hab_hdr *)HAB_RVT_BASE; + + if (hdr->tag != HAB_TAG_RVT) { + printf("Unexpected header tag: %x\n", hdr->tag); + return CMD_RET_FAILURE; + } + + printf("HAB version: %d.%d\n", hdr->par >> 4, hdr->par & 0xf); + + return 0; +} + static int do_authenticate_image_or_failover(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { @@ -421,6 +436,12 @@ U_BOOT_CMD( "ivt_offset - hex offset of IVT in the image" ); +U_BOOT_CMD( + hab_version, 1, 0, do_hab_version, + "print HAB major/minor version", + "" + ); + #endif /* !defined(CONFIG_SPL_BUILD) */ /* Get CSF Header length */ -- cgit v1.1