arm: imx: hab: Make imx_hab_is_enabled global

It will be helpful to boot commands to know if the HAB is enabled. Export
imx_hab_is_enabled() now to facilitate further work with this data-point in
a secure-boot context.

Signed-off-by: Bryan O'Donoghue <[email protected]>
Cc: Stefano Babic <[email protected]>
Cc: Fabio Estevam <[email protected]>
Cc: Peng Fan <[email protected]>
Cc: Albert Aribaud <[email protected]>
Cc: Sven Ebenfeld <[email protected]>
Cc: George McCollister <[email protected]>
Cc: Breno Matheus Lima <[email protected]>
Tested-by: Breno Lima <[email protected]>
Reviewed-by: Fabio Estevam <[email protected]>

diff --git a/arch/arm/include/asm/mach-imx/hab.h b/arch/arm/include/asm/mach-imx/hab.h
index 98bc1bdc65e7011ca0162df3e7839c2329bf64d8..5c13aff1d5b1889b682c509f73edab273a883915 100644 (file)
--- a/arch/arm/include/asm/mach-imx/hab.h
+++ b/arch/arm/include/asm/mach-imx/hab.h
@@ -187,5 +187,6 @@ typedef void hapi_clock_init_t(void);
 
 int imx_hab_authenticate_image(uint32_t ddr_start, uint32_t image_size,
                               uint32_t ivt_offset);
+bool imx_hab_is_enabled(void);
 
 #endif

diff --git a/arch/arm/mach-imx/hab.c b/arch/arm/mach-imx/hab.c
index 3b19a7e57365bc3a7dc7196d0675888b8f962a1c..d1c5f696815cdbb519b1a40c0d95cf0c263d428f 100644 (file)
--- a/arch/arm/mach-imx/hab.c
+++ b/arch/arm/mach-imx/hab.c
@@ -96,8 +96,6 @@ static inline enum hab_status hab_rvt_check_target_new(enum hab_target target,
        (is_soc_type(MXC_SOC_MX7ULP) ? 0x80000000 :     \
         (is_soc_type(MXC_SOC_MX7) ? 0x2000000 : 0x2))
 
-static bool imx_hab_is_enabled(void);
-
 static int ivt_header_error(const char *err_str, struct ivt_header *ivt_hdr)
 {
        printf("%s magic=0x%x length=0x%02x version=0x%x\n", err_str,
@@ -419,7 +417,7 @@ U_BOOT_CMD(
 
 #endif /* !defined(CONFIG_SPL_BUILD) */
 
-static bool imx_hab_is_enabled(void)
+bool imx_hab_is_enabled(void)
 {
        struct imx_sec_config_fuse_t *fuse =
                (struct imx_sec_config_fuse_t *)&imx_sec_config_fuse;