233 lines
5.4 KiB
C
233 lines
5.4 KiB
C
/*
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* Copyright 2018-2020 NXP
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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*/
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#include <assert.h>
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#include <string.h>
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#include <io_block.h>
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#include <io_driver.h>
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#include <io_fip.h>
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#include <io_memmap.h>
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#include <io_storage.h>
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#include <lib/utils.h>
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#include <tools_share/firmware_image_package.h>
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#include "ddr_io_storage.h"
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#include "plat_common.h"
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#include "platform_def.h"
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/* TBD - Move these defined to the platform_def.h file.
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* Keeping them for reference here
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*/
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extern uintptr_t backend_dev_handle;
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static uint32_t ddr_fip;
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static uintptr_t ddr_fip_dev_handle;
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static io_block_spec_t ddr_fip_block_spec = {
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.offset = PLAT_DDR_FIP_OFFSET,
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.length = PLAT_DDR_FIP_MAX_SIZE
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};
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static const io_uuid_spec_t ddr_imem_udimm_1d_uuid_spec = {
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.uuid = UUID_DDR_IMEM_UDIMM_1D,
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};
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static const io_uuid_spec_t ddr_imem_udimm_2d_uuid_spec = {
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.uuid = UUID_DDR_IMEM_UDIMM_2D,
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};
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static const io_uuid_spec_t ddr_dmem_udimm_1d_uuid_spec = {
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.uuid = UUID_DDR_DMEM_UDIMM_1D,
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};
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static const io_uuid_spec_t ddr_dmem_udimm_2d_uuid_spec = {
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.uuid = UUID_DDR_DMEM_UDIMM_2D,
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};
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static const io_uuid_spec_t ddr_imem_rdimm_1d_uuid_spec = {
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.uuid = UUID_DDR_IMEM_RDIMM_1D,
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};
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static const io_uuid_spec_t ddr_imem_rdimm_2d_uuid_spec = {
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.uuid = UUID_DDR_IMEM_RDIMM_2D,
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};
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static const io_uuid_spec_t ddr_dmem_rdimm_1d_uuid_spec = {
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.uuid = UUID_DDR_DMEM_RDIMM_1D,
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};
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static const io_uuid_spec_t ddr_dmem_rdimm_2d_uuid_spec = {
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.uuid = UUID_DDR_DMEM_RDIMM_2D,
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};
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#if TRUSTED_BOARD_BOOT
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static const io_uuid_spec_t ddr_fw_key_cert_uuid_spec = {
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.uuid = UUID_DDR_FW_KEY_CERT,
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};
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static const io_uuid_spec_t ddr_udimm_fw_cert_uuid_spec = {
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.uuid = UUID_DDR_UDIMM_FW_CONTENT_CERT,
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};
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static const io_uuid_spec_t ddr_rdimm_fw_cert_uuid_spec = {
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.uuid = UUID_DDR_RDIMM_FW_CONTENT_CERT,
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};
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#endif
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static int open_ddr_fip(const uintptr_t spec);
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struct plat_io_policy {
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uintptr_t *dev_handle;
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uintptr_t image_spec;
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int (*check)(const uintptr_t spec);
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};
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/* By default, ARM platforms load images from the FIP */
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static const struct plat_io_policy ddr_policies[] = {
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[DDR_FIP_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&backend_dev_handle,
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(uintptr_t)&ddr_fip_block_spec,
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NULL
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},
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[DDR_IMEM_UDIMM_1D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_imem_udimm_1d_uuid_spec,
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open_ddr_fip
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},
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[DDR_IMEM_UDIMM_2D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_imem_udimm_2d_uuid_spec,
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open_ddr_fip
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},
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[DDR_DMEM_UDIMM_1D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_dmem_udimm_1d_uuid_spec,
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open_ddr_fip
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},
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[DDR_DMEM_UDIMM_2D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_dmem_udimm_2d_uuid_spec,
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open_ddr_fip
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},
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[DDR_IMEM_RDIMM_1D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_imem_rdimm_1d_uuid_spec,
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open_ddr_fip
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},
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[DDR_IMEM_RDIMM_2D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_imem_rdimm_2d_uuid_spec,
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open_ddr_fip
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},
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[DDR_DMEM_RDIMM_1D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_dmem_rdimm_1d_uuid_spec,
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open_ddr_fip
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},
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[DDR_DMEM_RDIMM_2D_IMAGE_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_dmem_rdimm_2d_uuid_spec,
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open_ddr_fip
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},
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#if TRUSTED_BOARD_BOOT
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[DDR_FW_KEY_CERT_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_fw_key_cert_uuid_spec,
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open_ddr_fip
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},
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[DDR_UDIMM_FW_CONTENT_CERT_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_udimm_fw_cert_uuid_spec,
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open_ddr_fip
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},
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[DDR_RDIMM_FW_CONTENT_CERT_ID - DDR_FIP_IMAGE_ID] = {
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&ddr_fip_dev_handle,
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(uintptr_t)&ddr_rdimm_fw_cert_uuid_spec,
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open_ddr_fip
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},
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#endif
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};
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static int open_ddr_fip(const uintptr_t spec)
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{
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int result;
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uintptr_t local_image_handle;
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/* See if a Firmware Image Package is available */
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result = io_dev_init(ddr_fip_dev_handle, (uintptr_t)DDR_FIP_IMAGE_ID);
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if (result == 0) {
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result = io_open(ddr_fip_dev_handle, spec, &local_image_handle);
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if (result == 0) {
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VERBOSE("Using FIP\n");
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io_close(local_image_handle);
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}
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}
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return result;
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}
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/* The image can be one of the DDR PHY images, which can be sleected via DDR
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* policies
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*/
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int plat_get_ddr_fip_image_source(unsigned int image_id, uintptr_t *dev_handle,
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uintptr_t *image_spec,
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int (*check)(const uintptr_t spec))
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{
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int result = -1;
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const struct plat_io_policy *policy;
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if (image_id >= (DDR_FIP_IMAGE_ID + ARRAY_SIZE(ddr_policies))) {
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return result;
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}
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policy = &ddr_policies[image_id - DDR_FIP_IMAGE_ID];
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if (image_id == DDR_FIP_IMAGE_ID) {
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result = check(policy->image_spec);
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} else {
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result = policy->check(policy->image_spec);
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}
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if (result == 0) {
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*image_spec = policy->image_spec;
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*dev_handle = *(policy->dev_handle);
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}
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return result;
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}
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int ddr_fip_setup(const io_dev_connector_t *fip_dev_con, unsigned int boot_dev)
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{
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int io_result;
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size_t ddr_fip_offset = PLAT_DDR_FIP_OFFSET;
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/* Open connections to ddr fip and cache the handles */
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io_result = io_dev_open(fip_dev_con, (uintptr_t)&ddr_fip,
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&ddr_fip_dev_handle);
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assert(io_result == 0);
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switch (boot_dev) {
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#if QSPI_BOOT
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case BOOT_DEVICE_QSPI:
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ddr_fip_offset += NXP_QSPI_FLASH_ADDR;
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break;
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#endif
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#if NOR_BOOT
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case BOOT_DEVICE_IFC_NOR:
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ddr_fip_offset += NXP_NOR_FLASH_ADDR;
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break;
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#endif
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#if FLEXSPI_NOR_BOOT
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case BOOT_DEVICE_FLEXSPI_NOR:
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ddr_fip_offset += NXP_FLEXSPI_FLASH_ADDR;
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break;
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#endif
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default:
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break;
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}
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ddr_fip_block_spec.offset = ddr_fip_offset;
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return io_result;
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}
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