1 files changed, 105 insertions, 0 deletions
diff --git a/roms/u-boot/common/spl/spl_sata.c b/roms/u-boot/common/spl/spl_sata.c
new file mode 100644
index 000000000..e108af057
--- /dev/null
+++ b/roms/u-boot/common/spl/spl_sata.c
@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2013
+ * Texas Instruments, <www.ti.com>
+ *
+ * Dan Murphy <dmurphy@ti.com>
+ *
+ * Derived work from spl_usb.c
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <asm/u-boot.h>
+#include <sata.h>
+#include <scsi.h>
+#include <errno.h>
+#include <fat.h>
+#include <image.h>
+
+#ifndef CONFIG_SYS_SATA_FAT_BOOT_PARTITION
+#define CONFIG_SYS_SATA_FAT_BOOT_PARTITION	1
+#endif
+
+#ifndef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
+#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"
+#endif
+
+#ifndef CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR
+/* Dummy value to make the compiler happy */
+#define CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR 0x100
+#endif
+
+static int spl_sata_load_image_raw(struct spl_image_info *spl_image,
+		struct blk_desc *stor_dev, unsigned long sector)
+{
+	struct image_header *header;
+	unsigned long count;
+	u32 image_size_sectors;
+	int ret;
+
+	header = spl_get_load_buffer(-sizeof(*header), stor_dev->blksz);
+	count = blk_dread(stor_dev, sector, 1, header);
+	if (count == 0)
+		return -EIO;
+
+	ret = spl_parse_image_header(spl_image, header);
+	if (ret)
+		return ret;
+
+	image_size_sectors = DIV_ROUND_UP(spl_image->size, stor_dev->blksz);
+	count = blk_dread(stor_dev, sector, image_size_sectors,
+			(void *)spl_image->load_addr);
+	if (count != image_size_sectors)
+		return -EIO;
+
+	return 0;
+}
+
+static int spl_sata_load_image(struct spl_image_info *spl_image,
+			       struct spl_boot_device *bootdev)
+{
+	int err = 0;
+	struct blk_desc *stor_dev;
+
+#if !defined(CONFIG_DM_SCSI) && !defined(CONFIG_AHCI)
+	err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
+#endif
+	if (err) {
+#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
+		printf("spl: sata init failed: err - %d\n", err);
+#endif
+		return err;
+	} else {
+		/* try to recognize storage devices immediately */
+		scsi_scan(false);
+		stor_dev = blk_get_devnum_by_type(IF_TYPE_SCSI, 0);
+		if (!stor_dev)
+			return -ENODEV;
+	}
+
+#ifdef CONFIG_SPL_OS_BOOT
+	if (spl_start_uboot() ||
+	    spl_load_image_fat_os(spl_image, stor_dev,
+				  CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
+#endif
+	{
+		err = -ENOSYS;
+
+		if (IS_ENABLED(CONFIG_SPL_FS_FAT)) {
+			err = spl_load_image_fat(spl_image, stor_dev,
+					CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
+					CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
+		} else if (IS_ENABLED(CONFIG_SPL_SATA_RAW_U_BOOT_USE_SECTOR)) {
+			err = spl_sata_load_image_raw(spl_image, stor_dev,
+				CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR);
+		}
+	}
+	if (err) {
+		puts("Error loading sata device\n");
+		return err;
+	}
+
+	return 0;
+}
+SPL_LOAD_IMAGE_METHOD("SATA", 0, BOOT_DEVICE_SATA, spl_sata_load_image);