Poplar: Initialize security properties of IP blocks.
The security properties of some IP blocks are configured to secure mode
after reset. This means these IP blocks can only be accessed by cpus
in secure state by default. These should be configured correclty as needed.
Signed-off-by: y00241285 <yyangwei.yangwei@hisilicon.com>
Signed-off-by: Jiancheng Xue <xuejiancheng@hisilicon.com>
diff --git a/plat/hisilicon/poplar/bl31_plat_setup.c b/plat/hisilicon/poplar/bl31_plat_setup.c
index b9a0e18..9e970e7 100644
--- a/plat/hisilicon/poplar/bl31_plat_setup.c
+++ b/plat/hisilicon/poplar/bl31_plat_setup.c
@@ -32,8 +32,15 @@
#define BL31_COHERENT_RAM_BASE (unsigned long)(&__COHERENT_RAM_START__)
#define BL31_COHERENT_RAM_LIMIT (unsigned long)(&__COHERENT_RAM_END__)
+#define TZPC_SEC_ATTR_CTRL_VALUE (0x9DB98D45)
+
static entry_point_info_t bl33_image_ep_info;
+static void hisi_tzpc_sec_init(void)
+{
+ mmio_write_32(HISI_TZPC_SEC_ATTR_CTRL, TZPC_SEC_ATTR_CTRL_VALUE);
+}
+
entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
{
return &bl33_image_ep_info;
@@ -58,6 +65,9 @@
/* Init GIC distributor and CPU interface */
plat_arm_gic_driver_init();
plat_arm_gic_init();
+
+ /* Init security properties of IP blocks */
+ hisi_tzpc_sec_init();
}
void bl31_plat_runtime_setup(void)