feat(synquacer): add BL2 support
Add BL2 support by default. Move the legacy mode behind the
RESET_TO_BL31 define.
Cc: Sumit Garg <sumit.garg@linaro.org>
Cc: Masahisa Kojima <masahisa.kojima@linaro.org>
Cc: Manish V Badarkhe <manish.badarkhe@arm.com>
Cc: Leonardo Sandoval <leonardo.sandoval@linaro.org>
Change-Id: Ic490745a7e8f6114172733428ebd6bd6adfcc1ec
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
diff --git a/plat/socionext/synquacer/sq_io_storage.c b/plat/socionext/synquacer/sq_io_storage.c
new file mode 100644
index 0000000..d0fe2d3
--- /dev/null
+++ b/plat/socionext/synquacer/sq_io_storage.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2022, Socionext Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <errno.h>
+#include <stdint.h>
+
+#include <drivers/io/io_block.h>
+#include <drivers/io/io_driver.h>
+#include <drivers/io/io_fip.h>
+#include <drivers/io/io_memmap.h>
+#include <lib/mmio.h>
+#include <lib/utils_def.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+#include <tools_share/firmware_image_package.h>
+
+#include <platform_def.h>
+#include <sq_common.h>
+
+static const io_dev_connector_t *sq_fip_dev_con;
+static uintptr_t sq_fip_dev_handle;
+
+static const io_dev_connector_t *sq_backend_dev_con;
+static uintptr_t sq_backend_dev_handle;
+
+static io_block_spec_t sq_fip_spec = {
+ .offset = PLAT_SQ_FIP_IOBASE, /* FIP Image is at 5MB offset on memory-mapped NOR flash */
+ .length = PLAT_SQ_FIP_MAXSIZE, /* Expected maximum FIP image size */
+};
+
+static const io_uuid_spec_t sq_bl2_spec = {
+ .uuid = UUID_TRUSTED_BOOT_FIRMWARE_BL2,
+};
+
+static const io_uuid_spec_t sq_bl31_spec = {
+ .uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31,
+};
+
+static const io_uuid_spec_t sq_bl32_spec = {
+ .uuid = UUID_SECURE_PAYLOAD_BL32,
+};
+
+static const io_uuid_spec_t sq_bl33_spec = {
+ .uuid = UUID_NON_TRUSTED_FIRMWARE_BL33,
+};
+
+struct sq_io_policy {
+ uintptr_t *dev_handle;
+ uintptr_t image_spec;
+ uintptr_t init_params;
+};
+
+static const struct sq_io_policy sq_io_policies[] = {
+ [FIP_IMAGE_ID] = {
+ .dev_handle = &sq_backend_dev_handle,
+ .image_spec = (uintptr_t)&sq_fip_spec,
+ },
+ [BL2_IMAGE_ID] = {
+ .dev_handle = &sq_fip_dev_handle,
+ .image_spec = (uintptr_t)&sq_bl2_spec,
+ .init_params = FIP_IMAGE_ID,
+ },
+ [BL31_IMAGE_ID] = {
+ .dev_handle = &sq_fip_dev_handle,
+ .image_spec = (uintptr_t)&sq_bl31_spec,
+ .init_params = FIP_IMAGE_ID,
+ },
+ [BL32_IMAGE_ID] = {
+ .dev_handle = &sq_fip_dev_handle,
+ .image_spec = (uintptr_t)&sq_bl32_spec,
+ .init_params = FIP_IMAGE_ID,
+ },
+ [BL33_IMAGE_ID] = {
+ .dev_handle = &sq_fip_dev_handle,
+ .image_spec = (uintptr_t)&sq_bl33_spec,
+ .init_params = FIP_IMAGE_ID,
+ },
+};
+
+static int sq_io_memmap_setup(void)
+{
+ int ret;
+
+ ret = mmap_add_dynamic_region(sq_fip_spec.offset, sq_fip_spec.offset,
+ sq_fip_spec.length, MT_RO_DATA | MT_SECURE);
+ if (ret) {
+ return ret;
+ }
+
+ ret = register_io_dev_memmap(&sq_backend_dev_con);
+ if (ret) {
+ return ret;
+ }
+
+ return io_dev_open(sq_backend_dev_con, 0, &sq_backend_dev_handle);
+}
+
+static int sq_io_fip_setup(void)
+{
+ int ret;
+
+ ret = register_io_dev_fip(&sq_fip_dev_con);
+ if (ret) {
+ return ret;
+ }
+
+ return io_dev_open(sq_fip_dev_con, 0, &sq_fip_dev_handle);
+}
+
+int sq_io_setup(void)
+{
+ int ret;
+
+ ret = sq_io_memmap_setup();
+ if (ret) {
+ return ret;
+ }
+
+ ret = sq_io_fip_setup();
+ if (ret) {
+ return ret;
+ }
+
+ return 0;
+}
+
+int plat_get_image_source(unsigned int image_id, uintptr_t *dev_handle,
+ uintptr_t *image_spec)
+{
+ uintptr_t init_params;
+
+ assert(image_id < ARRAY_SIZE(sq_io_policies));
+
+ *dev_handle = *sq_io_policies[image_id].dev_handle;
+ *image_spec = sq_io_policies[image_id].image_spec;
+ init_params = sq_io_policies[image_id].init_params;
+
+ return io_dev_init(*dev_handle, init_params);
+}