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| author | Sjoerd Simons <sjoerd.simons@collabora.co.uk> | 2019-06-18 23:08:59 +0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-10-14 09:31:41 +0200 |
| commit | b4eca2d787b09509e6a5a0f597e91bcb00558b4d (patch) | |
| tree | 10c08d502ef36f9c0644514baa4c5761541536d0 /arch/arm | |
| parent | 5fba75373b6118a2e7f75740bd7374b534d722c7 (diff) | |
| download | u-boot-b4eca2d787b09509e6a5a0f597e91bcb00558b4d.zip u-boot-b4eca2d787b09509e6a5a0f597e91bcb00558b4d.tar.gz u-boot-b4eca2d787b09509e6a5a0f597e91bcb00558b4d.tar.bz2 | |
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 <sjoerd.simons@collabora.co.uk>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/mach-imx/hab.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-imx/hab.c | 21 |
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mach-imx/hab.h b/arch/arm/include/asm/mach-imx/hab.h index b905d84..d8bd770 100644 --- a/arch/arm/include/asm/mach-imx/hab.h +++ b/arch/arm/include/asm/mach-imx/hab.h @@ -189,6 +189,7 @@ typedef void hapi_clock_init_t(void); #define HAB_CID_ROM 0 /**< ROM Caller ID */ #define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/ +#define HAB_TAG_RVT 0xDD /* ROM Vector Table */ #define HAB_CMD_HDR 0xD4 /* CSF Header */ #define HAB_CMD_WRT_DAT 0xCC /* Write Data command tag */ #define HAB_CMD_CHK_DAT 0xCF /* Check Data command tag */ 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 */ |