X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=common%2Fspl%2Fspl_sata.c;h=d03f86344e05e77b3d29adb4e89aa6c10dc42189;hb=d498c670541a010899b25f9653713a804575606e;hp=357f8e5bd960688a83e6f06aa78478736e8975ab;hpb=d024236e5a31a2b4b82cbcc98b31b8170fc88d28;p=platform%2Fkernel%2Fu-boot.git

diff --git a/common/spl/spl_sata.c b/common/spl/spl_sata.c
index 357f8e5..d03f863 100644
--- a/common/spl/spl_sata.c
+++ b/common/spl/spl_sata.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2013
  * Texas Instruments, <www.ti.com>
  *
  * Dan Murphy <dmurphy@ti.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+
- *
  * Derived work from spl_usb.c
  */
 
@@ -18,35 +17,84 @@
 #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 spl_boot_device *bootdev,
+		struct blk_desc *stor_dev, unsigned long sector)
+{
+	struct image_header *header;
+	unsigned long count;
+	u32 image_size_sectors;
+	u32 image_offset_sectors;
+	u32 image_offset;
+	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, bootdev, header);
+	if (ret)
+		return ret;
+
+	image_size_sectors = DIV_ROUND_UP(spl_image->size, stor_dev->blksz);
+	image_offset_sectors = spl_image->offset / stor_dev->blksz;
+	image_offset = spl_image->offset % stor_dev->blksz;
+	count = blk_dread(stor_dev, sector + image_offset_sectors,
+			image_size_sectors,
+			(void *)spl_image->load_addr);
+	if (count != image_size_sectors)
+		return -EIO;
+
+	if (image_offset)
+		memmove((void *)spl_image->load_addr,
+			(void *)spl_image->load_addr + image_offset,
+			spl_image->size);
+
+	return 0;
+}
+
 static int spl_sata_load_image(struct spl_image_info *spl_image,
 			       struct spl_boot_device *bootdev)
 {
-	int err;
+	int err = 0;
 	struct blk_desc *stor_dev;
 
-	err = init_sata(CONFIG_SPL_SATA_BOOT_DEVICE);
-	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;
-	}
+	/* 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 CONFIG_IS_ENABLED(OS_BOOT)
 	if (spl_start_uboot() ||
-	    spl_load_image_fat_os(spl_image, stor_dev,
+	    spl_load_image_fat_os(spl_image, bootdev, stor_dev,
 				  CONFIG_SYS_SATA_FAT_BOOT_PARTITION))
 #endif
 	{
-		err = spl_load_image_fat(spl_image, stor_dev,
+		err = -ENOSYS;
+
+		if (IS_ENABLED(CONFIG_SPL_FS_FAT)) {
+			err = spl_load_image_fat(spl_image, bootdev, stor_dev,
 					CONFIG_SYS_SATA_FAT_BOOT_PARTITION,
-				CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
+					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, bootdev, stor_dev,
+				CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR);
+		}
 	}
 	if (err) {
 		puts("Error loading sata device\n");