feat(imx8ulp): add OPTEE support
Add opteed support for imx8ulp.
Signed-off-by: Clement Faure <clement.faure@nxp.com>
Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Change-Id: Iddf6f164b7146332e99de42fcbbf9c892eb1d994
diff --git a/plat/imx/imx8ulp/imx8ulp_bl31_setup.c b/plat/imx/imx8ulp/imx8ulp_bl31_setup.c
index af4a4e8..e64ae6b 100644
--- a/plat/imx/imx8ulp/imx8ulp_bl31_setup.c
+++ b/plat/imx/imx8ulp/imx8ulp_bl31_setup.c
@@ -30,7 +30,7 @@
MAP_REGION_FLAT(BL31_BASE, BL31_LIMIT - BL31_BASE, MT_MEMORY | MT_RW | MT_SECURE)
#define MAP_BL31_RO \
MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE, MT_MEMORY | MT_RO | MT_SECURE)
-
+#define MAP_BL32_TOTAL MAP_REGION_FLAT(BL32_BASE, BL32_SIZE, MT_MEMORY | MT_RW)
#define MAP_COHERENT_MEM \
MAP_REGION_FLAT(BL_COHERENT_RAM_BASE, (BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE), \
MT_DEVICE | MT_RW | MT_SECURE)
@@ -85,6 +85,23 @@
bl33_image_ep_info.pc = PLAT_NS_IMAGE_OFFSET;
bl33_image_ep_info.spsr = plat_get_spsr_for_bl33_entry();
SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
+
+#if defined(SPD_opteed)
+ /* Populate entry point information for BL32 */
+ SET_PARAM_HEAD(&bl32_image_ep_info, PARAM_EP, VERSION_1, 0);
+ SET_SECURITY_STATE(bl32_image_ep_info.h.attr, SECURE);
+ bl32_image_ep_info.pc = BL32_BASE;
+ bl32_image_ep_info.spsr = 0;
+
+ /* Pass TEE base and size to bl33 */
+ bl33_image_ep_info.args.arg1 = BL32_BASE;
+ bl33_image_ep_info.args.arg2 = BL32_SIZE;
+
+ /* Make sure memory is clean */
+ mmio_write_32(BL32_FDT_OVERLAY_ADDR, 0);
+ bl33_image_ep_info.args.arg3 = BL32_FDT_OVERLAY_ADDR;
+ bl32_image_ep_info.args.arg3 = BL32_FDT_OVERLAY_ADDR;
+#endif
}
void bl31_plat_arch_setup(void)
@@ -95,6 +112,9 @@
#if USE_COHERENT_MEM
MAP_COHERENT_MEM,
#endif
+#if (defined(SPD_opteed)
+ MAP_BL32_TOTAL,
+#endif
{0},
};