Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 193 insertions, 0 deletions

diff --git a/plat/intel/soc/common/socfpga_storage.c b/plat/intel/soc/common/socfpga_storage.c
new file mode 100644
index 0000000..a2f2c18
--- /dev/null
+++ b/plat/intel/soc/common/socfpga_storage.c
@@ -0,0 +1,193 @@
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2019, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+#include <assert.h>
+#include <common/debug.h>
+#include <common/tbbr/tbbr_img_def.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 <drivers/io/io_storage.h>
+#include <drivers/mmc.h>
+#include <drivers/partition/partition.h>
+#include <lib/mmio.h>
+#include <tools_share/firmware_image_package.h>
+
+#include "socfpga_private.h"
+
+#define PLAT_FIP_BASE		(0)
+#define PLAT_FIP_MAX_SIZE	(0x1000000)
+#define PLAT_MMC_DATA_BASE	(0xffe3c000)
+#define PLAT_MMC_DATA_SIZE	(0x2000)
+#define PLAT_QSPI_DATA_BASE	(0x3C00000)
+#define PLAT_QSPI_DATA_SIZE	(0x1000000)
+
+
+static const io_dev_connector_t *fip_dev_con;
+static const io_dev_connector_t *boot_dev_con;
+
+static uintptr_t fip_dev_handle;
+static uintptr_t boot_dev_handle;
+
+static const io_uuid_spec_t bl2_uuid_spec = {
+	.uuid = UUID_TRUSTED_BOOT_FIRMWARE_BL2,
+};
+
+static const io_uuid_spec_t bl31_uuid_spec = {
+	.uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31,
+};
+
+static const io_uuid_spec_t bl33_uuid_spec = {
+	.uuid = UUID_NON_TRUSTED_FIRMWARE_BL33,
+};
+
+uintptr_t a2_lba_offset;
+const char a2[] = {0xa2, 0x0};
+
+static const io_block_spec_t gpt_block_spec = {
+	.offset = 0,
+	.length = MMC_BLOCK_SIZE
+};
+
+static int check_fip(const uintptr_t spec);
+static int check_dev(const uintptr_t spec);
+
+static io_block_dev_spec_t boot_dev_spec;
+static int (*register_io_dev)(const io_dev_connector_t **);
+
+static io_block_spec_t fip_spec = {
+	.offset		= PLAT_FIP_BASE,
+	.length		= PLAT_FIP_MAX_SIZE,
+};
+
+struct plat_io_policy {
+	uintptr_t       *dev_handle;
+	uintptr_t       image_spec;
+	int             (*check)(const uintptr_t spec);
+};
+
+static const struct plat_io_policy policies[] = {
+	[FIP_IMAGE_ID] = {
+		&boot_dev_handle,
+		(uintptr_t)&fip_spec,
+		check_dev
+	},
+	[BL2_IMAGE_ID] = {
+	  &fip_dev_handle,
+	  (uintptr_t)&bl2_uuid_spec,
+	  check_fip
+	},
+	[BL31_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t)&bl31_uuid_spec,
+		check_fip
+	},
+	[BL33_IMAGE_ID] = {
+		&fip_dev_handle,
+		(uintptr_t) &bl33_uuid_spec,
+		check_fip
+	},
+	[GPT_IMAGE_ID] = {
+		&boot_dev_handle,
+		(uintptr_t) &gpt_block_spec,
+		check_dev
+	},
+};
+
+static int check_dev(const uintptr_t spec)
+{
+	int result;
+	uintptr_t local_handle;
+
+	result = io_dev_init(boot_dev_handle, (uintptr_t)NULL);
+	if (result == 0) {
+		result = io_open(boot_dev_handle, spec, &local_handle);
+		if (result == 0)
+			io_close(local_handle);
+	}
+	return result;
+}
+
+static int check_fip(const uintptr_t spec)
+{
+	int result;
+	uintptr_t local_image_handle;
+
+	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)
+			io_close(local_image_handle);
+	}
+	return result;
+}
+
+void socfpga_io_setup(int boot_source)
+{
+	int result;
+
+	switch (boot_source) {
+	case BOOT_SOURCE_SDMMC:
+		register_io_dev = &register_io_dev_block;
+		boot_dev_spec.buffer.offset	= PLAT_MMC_DATA_BASE;
+		boot_dev_spec.buffer.length	= MMC_BLOCK_SIZE;
+		boot_dev_spec.ops.read		= mmc_read_blocks;
+		boot_dev_spec.ops.write		= mmc_write_blocks;
+		boot_dev_spec.block_size	= MMC_BLOCK_SIZE;
+		break;
+
+	case BOOT_SOURCE_QSPI:
+		register_io_dev = &register_io_dev_memmap;
+		fip_spec.offset = fip_spec.offset + PLAT_QSPI_DATA_BASE;
+		break;
+
+	default:
+		ERROR("Unsupported boot source\n");
+		panic();
+		break;
+	}
+
+	result = (*register_io_dev)(&boot_dev_con);
+	assert(result == 0);
+
+	result = register_io_dev_fip(&fip_dev_con);
+	assert(result == 0);
+
+	result = io_dev_open(boot_dev_con, (uintptr_t)&boot_dev_spec,
+			&boot_dev_handle);
+	assert(result == 0);
+
+	result = io_dev_open(fip_dev_con, (uintptr_t)NULL, &fip_dev_handle);
+	assert(result == 0);
+
+	if (boot_source == BOOT_SOURCE_SDMMC) {
+		partition_init(GPT_IMAGE_ID);
+		fip_spec.offset = get_partition_entry(a2)->start;
+	}
+
+	(void)result;
+}
+
+int plat_get_image_source(unsigned int image_id, uintptr_t *dev_handle,
+			uintptr_t *image_spec)
+{
+	int result;
+	const struct plat_io_policy *policy;
+
+	assert(image_id < ARRAY_SIZE(policies));
+
+	policy = &policies[image_id];
+	result = policy->check(policy->image_spec);
+	assert(result == 0);
+
+	*image_spec = policy->image_spec;
+	*dev_handle = *(policy->dev_handle);
+
+	return result;
+}