1 files changed, 512 insertions, 0 deletions
diff --git a/plat/nxp/common/setup/ls_io_storage.c b/plat/nxp/common/setup/ls_io_storage.c
new file mode 100644
index 000000000..2041a00a7
--- /dev/null
+++ b/plat/nxp/common/setup/ls_io_storage.c
@@ -0,0 +1,512 @@
+/*
+ * Copyright 2018-2020 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include <assert.h>
+#include <endian.h>
+#include <string.h>
+
+#include <common/debug.h>
+#include <common/tbbr/tbbr_img_def.h>
+#ifdef CONFIG_DDR_FIP_IMAGE
+#include <ddr_io_storage.h>
+#endif
+#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 <drivers/io/io_storage.h>
+#ifdef FLEXSPI_NOR_BOOT
+#include <flexspi_nor.h>
+#endif
+#ifdef POLICY_FUSE_PROVISION
+#include <fuse_io.h>
+#endif
+#if defined(QSPI_BOOT)
+#include <qspi.h>
+#endif
+#if defined(SD_BOOT) || defined(EMMC_BOOT)
+#include <sd_mmc.h>
+#endif
+#include <tools_share/firmware_image_package.h>
+
+#include "plat_common.h"
+#include "platform_def.h"
+
+
+
+uint32_t fip_device;
+/* IO devices */
+uintptr_t backend_dev_handle;
+
+static const io_dev_connector_t *fip_dev_con;
+static uintptr_t fip_dev_handle;
+static const io_dev_connector_t *backend_dev_con;
+
+static io_block_spec_t fip_block_spec = {
+	.offset = PLAT_FIP_OFFSET,
+	.length = PLAT_FIP_MAX_SIZE
+};
+
+static const io_uuid_spec_t bl2_uuid_spec = {
+	.uuid = UUID_TRUSTED_BOOT_FIRMWARE_BL2,
+};
+
+static const io_uuid_spec_t fuse_bl2_uuid_spec = {
+	.uuid = UUID_SCP_FIRMWARE_SCP_BL2,
+};
+
+static const io_uuid_spec_t bl31_uuid_spec = {
+	.uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31,
+};
+
+static const io_uuid_spec_t bl32_uuid_spec = {
+	.uuid = UUID_SECURE_PAYLOAD_BL32,
+};
+
+static const io_uuid_spec_t bl33_uuid_spec = {
+	.uuid = UUID_NON_TRUSTED_FIRMWARE_BL33,
+};
+
+static const io_uuid_spec_t tb_fw_config_uuid_spec = {
+	.uuid = UUID_TB_FW_CONFIG,
+};
+
+static const io_uuid_spec_t hw_config_uuid_spec = {
+	.uuid = UUID_HW_CONFIG,
+};
+
+#if TRUSTED_BOARD_BOOT
+static const io_uuid_spec_t tb_fw_cert_uuid_spec = {
+	.uuid = UUID_TRUSTED_BOOT_FW_CERT,
+};
+
+static const io_uuid_spec_t trusted_key_cert_uuid_spec = {
+	.uuid = UUID_TRUSTED_KEY_CERT,
+};
+
+static const io_uuid_spec_t fuse_key_cert_uuid_spec = {
+	.uuid = UUID_SCP_FW_KEY_CERT,
+};
+
+static const io_uuid_spec_t soc_fw_key_cert_uuid_spec = {
+	.uuid = UUID_SOC_FW_KEY_CERT,
+};
+
+static const io_uuid_spec_t tos_fw_key_cert_uuid_spec = {
+	.uuid = UUID_TRUSTED_OS_FW_KEY_CERT,
+};
+
+static const io_uuid_spec_t nt_fw_key_cert_uuid_spec = {
+	.uuid = UUID_NON_TRUSTED_FW_KEY_CERT,
+};
+
+static const io_uuid_spec_t fuse_cert_uuid_spec = {
+	.uuid = UUID_SCP_FW_CONTENT_CERT,
+};
+
+static const io_uuid_spec_t soc_fw_cert_uuid_spec = {
+	.uuid = UUID_SOC_FW_CONTENT_CERT,
+};
+
+static const io_uuid_spec_t tos_fw_cert_uuid_spec = {
+	.uuid = UUID_TRUSTED_OS_FW_CONTENT_CERT,
+};
+
+static const io_uuid_spec_t nt_fw_cert_uuid_spec = {
+	.uuid = UUID_NON_TRUSTED_FW_CONTENT_CERT,
+};
+#endif /* TRUSTED_BOARD_BOOT */
+
+static int open_fip(const uintptr_t spec);
+
+struct plat_io_policy {
+	uintptr_t *dev_handle;
+	uintptr_t image_spec;
+	int (*check)(const uintptr_t spec);
+};
+
+/* By default, ARM platforms load images from the FIP */
+static const struct plat_io_policy policies[] = {
+	[FIP_IMAGE_ID] = {
+		&backend_dev_handle,
+		(uintptr_t)&fip_block_spec,
+		open_backend
+	},
+	[BL2_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&bl2_uuid_spec,
+		open_fip
+	},
+	[SCP_BL2_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&fuse_bl2_uuid_spec,
+		open_fip
+	},
+	[BL31_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&bl31_uuid_spec,
+		open_fip
+	},
+	[BL32_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&bl32_uuid_spec,
+		open_fip
+	},
+	[BL33_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&bl33_uuid_spec,
+		open_fip
+	},
+	[TB_FW_CONFIG_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&tb_fw_config_uuid_spec,
+		open_fip
+	},
+	[HW_CONFIG_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&hw_config_uuid_spec,
+		open_fip
+	},
+#if TRUSTED_BOARD_BOOT
+	[TRUSTED_BOOT_FW_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&tb_fw_cert_uuid_spec,
+		open_fip
+	},
+	[TRUSTED_KEY_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&trusted_key_cert_uuid_spec,
+		open_fip
+	},
+	[SCP_FW_KEY_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&fuse_key_cert_uuid_spec,
+		open_fip
+	},
+	[SOC_FW_KEY_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&soc_fw_key_cert_uuid_spec,
+		open_fip
+	},
+	[TRUSTED_OS_FW_KEY_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&tos_fw_key_cert_uuid_spec,
+		open_fip
+	},
+	[NON_TRUSTED_FW_KEY_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&nt_fw_key_cert_uuid_spec,
+		open_fip
+	},
+	[SCP_FW_CONTENT_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&fuse_cert_uuid_spec,
+		open_fip
+	},
+	[SOC_FW_CONTENT_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&soc_fw_cert_uuid_spec,
+		open_fip
+	},
+	[TRUSTED_OS_FW_CONTENT_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&tos_fw_cert_uuid_spec,
+		open_fip
+	},
+	[NON_TRUSTED_FW_CONTENT_CERT_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&nt_fw_cert_uuid_spec,
+		open_fip
+	},
+#endif /* TRUSTED_BOARD_BOOT */
+};
+
+
+/* Weak definitions may be overridden in specific ARM standard platform */
+#pragma weak plat_io_setup
+
+/*
+ * Return an IO device handle and specification which can be used to access
+ */
+static int open_fip(const uintptr_t spec)
+{
+	int result;
+	uintptr_t local_image_handle;
+
+	/* See if a Firmware Image Package is available */
+	result = io_dev_init(fip_dev_handle, (uintptr_t)FIP_IMAGE_ID);
+	if (result == 0) {
+		result = io_open(fip_dev_handle, spec, &local_image_handle);
+		if (result == 0) {
+			VERBOSE("Using FIP\n");
+			io_close(local_image_handle);
+		}
+	}
+	return result;
+}
+
+
+int open_backend(const uintptr_t spec)
+{
+	int result;
+	uintptr_t local_image_handle;
+
+	result = io_dev_init(backend_dev_handle, (uintptr_t)NULL);
+	if (result == 0) {
+		result = io_open(backend_dev_handle, spec, &local_image_handle);
+		if (result == 0)
+			io_close(local_image_handle);
+	}
+	return result;
+}
+
+#if defined(SD_BOOT) || defined(EMMC_BOOT)
+static int plat_io_block_setup(size_t fip_offset, uintptr_t block_dev_spec)
+{
+	int io_result;
+
+	fip_block_spec.offset = fip_offset;
+
+	io_result = register_io_dev_block(&backend_dev_con);
+	assert(io_result == 0);
+
+	/* Open connections to devices and cache the handles */
+	io_result = io_dev_open(backend_dev_con, block_dev_spec,
+				&backend_dev_handle);
+	assert(io_result == 0);
+
+	return io_result;
+}
+#endif
+
+#if defined(FLEXSPI_NOR_BOOT) || defined(QSPI_BOOT)
+static int plat_io_memmap_setup(size_t fip_offset)
+{
+	int io_result;
+
+	fip_block_spec.offset = fip_offset;
+
+	io_result = register_io_dev_memmap(&backend_dev_con);
+	assert(io_result == 0);
+
+	/* Open connections to devices and cache the handles */
+	io_result = io_dev_open(backend_dev_con, (uintptr_t)NULL,
+				&backend_dev_handle);
+	assert(io_result == 0);
+
+	return io_result;
+}
+#endif
+
+static int ls_io_fip_setup(unsigned int boot_dev)
+{
+	int io_result;
+
+	io_result = register_io_dev_fip(&fip_dev_con);
+	assert(io_result == 0);
+
+	/* Open connections to devices and cache the handles */
+	io_result = io_dev_open(fip_dev_con, (uintptr_t)&fip_device,
+				&fip_dev_handle);
+	assert(io_result == 0);
+
+#ifdef CONFIG_DDR_FIP_IMAGE
+	/* Open connection to DDR FIP image if available */
+	io_result = ddr_fip_setup(fip_dev_con, boot_dev);
+
+	assert(io_result == 0);
+#endif
+
+#ifdef POLICY_FUSE_PROVISION
+	/* Open connection to FUSE FIP image if available */
+	io_result = fuse_fip_setup(fip_dev_con, boot_dev);
+
+	assert(io_result == 0);
+#endif
+
+	return io_result;
+}
+
+int ls_qspi_io_setup(void)
+{
+#ifdef QSPI_BOOT
+	qspi_io_setup(NXP_QSPI_FLASH_ADDR,
+			NXP_QSPI_FLASH_SIZE,
+			PLAT_FIP_OFFSET);
+	return plat_io_memmap_setup(NXP_QSPI_FLASH_ADDR + PLAT_FIP_OFFSET);
+#else
+	ERROR("QSPI driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+#endif
+}
+
+int emmc_sdhc2_io_setup(void)
+{
+#ifdef EMMC_BOOT
+	uintptr_t block_dev_spec;
+	int ret;
+
+	ret = sd_emmc_init(&block_dev_spec,
+			NXP_ESDHC2_ADDR,
+			NXP_SD_BLOCK_BUF_ADDR,
+			NXP_SD_BLOCK_BUF_SIZE,
+			false);
+	if (ret)
+		return ret;
+
+	return plat_io_block_setup(PLAT_FIP_OFFSET, block_dev_spec);
+#else
+	ERROR("EMMC driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+#endif
+}
+
+int emmc_io_setup(void)
+{
+#ifdef SD_BOOT
+	uintptr_t block_dev_spec;
+	int ret;
+
+	ret = sd_emmc_init(&block_dev_spec,
+			NXP_ESDHC_ADDR,
+			NXP_SD_BLOCK_BUF_ADDR,
+			NXP_SD_BLOCK_BUF_SIZE,
+			true);
+	if (ret)
+		return ret;
+
+	return plat_io_block_setup(PLAT_FIP_OFFSET, block_dev_spec);
+#else
+	ERROR("SD driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+#endif
+}
+
+int ifc_nor_io_setup(void)
+{
+	ERROR("NOR driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+}
+
+int ifc_nand_io_setup(void)
+{
+	ERROR("NAND driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+}
+
+int ls_flexspi_nor_io_setup(void)
+{
+#ifdef FLEXSPI_NOR_BOOT
+	int ret = 0;
+
+	ret = flexspi_nor_io_setup(NXP_FLEXSPI_FLASH_ADDR,
+				   NXP_FLEXSPI_FLASH_SIZE,
+				   NXP_FLEXSPI_ADDR);
+
+	if (ret) {
+		ERROR("FlexSPI NOR driver initialization error.\n");
+		/* Should never reach here */
+		assert(0);
+		return -1;
+	}
+
+	return plat_io_memmap_setup(NXP_FLEXSPI_FLASH_ADDR + PLAT_FIP_OFFSET);
+#else
+	ERROR("FlexSPI NOR driver not present. Check your BUILD\n");
+
+	/* Should never reach here */
+	assert(0);
+	return -1;
+#endif
+}
+
+static int (* const ls_io_setup_table[])(void) = {
+	[BOOT_DEVICE_IFC_NOR] = ifc_nor_io_setup,
+	[BOOT_DEVICE_IFC_NAND] = ifc_nand_io_setup,
+	[BOOT_DEVICE_QSPI] = ls_qspi_io_setup,
+	[BOOT_DEVICE_EMMC] = emmc_io_setup,
+	[BOOT_DEVICE_SDHC2_EMMC] = emmc_sdhc2_io_setup,
+	[BOOT_DEVICE_FLEXSPI_NOR] = ls_flexspi_nor_io_setup,
+	[BOOT_DEVICE_FLEXSPI_NAND] = ls_flexspi_nor_io_setup,
+};
+
+
+int plat_io_setup(void)
+{
+	int (*io_setup)(void);
+	unsigned int boot_dev = BOOT_DEVICE_NONE;
+	int ret;
+
+	boot_dev = get_boot_dev();
+	if (boot_dev == BOOT_DEVICE_NONE) {
+		ERROR("Boot Device detection failed, Check RCW_SRC\n");
+		return -EINVAL;
+	}
+
+	io_setup = ls_io_setup_table[boot_dev];
+	ret = io_setup();
+	if (ret)
+		return ret;
+
+	ret = ls_io_fip_setup(boot_dev);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+
+/* Return an IO device handle and specification which can be used to access
+ * an image. Use this to enforce platform load policy
+ */
+int plat_get_image_source(unsigned int image_id, uintptr_t *dev_handle,
+			  uintptr_t *image_spec)
+{
+	int result = -1;
+	const struct plat_io_policy *policy;
+
+	if (image_id < ARRAY_SIZE(policies)) {
+
+		policy = &policies[image_id];
+		result = policy->check(policy->image_spec);
+		if (result == 0) {
+			*image_spec = policy->image_spec;
+			*dev_handle = *(policy->dev_handle);
+		}
+	}
+#ifdef CONFIG_DDR_FIP_IMAGE
+	else {
+		VERBOSE("Trying alternative IO\n");
+		result = plat_get_ddr_fip_image_source(image_id, dev_handle,
+						image_spec, open_backend);
+	}
+#endif
+#ifdef POLICY_FUSE_PROVISION
+	if (result != 0) {
+		VERBOSE("Trying FUSE IO\n");
+		result = plat_get_fuse_image_source(image_id, dev_handle,
+						image_spec, open_backend);
+	}
+#endif
+
+	return result;
+}