Merge branch '2020-04-17-master-imports'

- Further cleanups for 'make refcheckdocs'
- Another BTRFS fix.
- Support for automatic decompression of images with booti as well as
  unlz4 command for manual decompression.

3 files changed, 65 insertions, 81 deletions

diff --git a/include/ata.h b/include/ata.h
index 3f4e4a0..3d870c9 100644
--- a/include/ata.h
+++ b/include/ata.h
@@ -6,11 +6,8 @@
 
 /*
  * Most of the following information was derived from the document
- * "Information Technology - AT Attachment-3 Interface (ATA-3)"
- * which can be found at:
- * http://www.dt.wdc.com/ata/ata-3/ata3r5v.zip
- * ftp://poctok.iae.nsk.su/pub/asm/Documents/IDE/ATA3R5V.ZIP
- * ftp://ftp.fee.vutbr.cz/pub/doc/io/ata/ata-3/ata3r5v.zip
+ * "Information Technology - AT Attachment-3 Interface (ATA-3)",
+ * ANSI X3.298-1997.
  */
 
 #ifndef	_ATA_H
@@ -71,42 +68,8 @@
 #define ATA_LBA		0xE0
 
 /*
- * ATA Commands (only mandatory commands listed here)
- */
-#define ATA_CMD_READ	0x20	/* Read Sectors (with retries)	*/
-#define ATA_CMD_READN	0x21	/* Read Sectors ( no  retries)	*/
-#define ATA_CMD_WRITE	0x30	/* Write Sectores (with retries)*/
-#define ATA_CMD_WRITEN	0x31	/* Write Sectors  ( no  retries)*/
-#define ATA_CMD_VRFY	0x40	/* Read Verify  (with retries)	*/
-#define ATA_CMD_VRFYN	0x41	/* Read verify  ( no  retries)	*/
-#define ATA_CMD_SEEK	0x70	/* Seek				*/
-#define ATA_CMD_DIAG	0x90	/* Execute Device Diagnostic	*/
-#define ATA_CMD_INIT	0x91	/* Initialize Device Parameters	*/
-#define ATA_CMD_RD_MULT	0xC4	/* Read Multiple		*/
-#define ATA_CMD_WR_MULT	0xC5	/* Write Multiple		*/
-#define ATA_CMD_SETMULT	0xC6	/* Set Multiple Mode		*/
-#define ATA_CMD_RD_DMA	0xC8	/* Read DMA (with retries)	*/
-#define ATA_CMD_RD_DMAN	0xC9	/* Read DMS ( no  retries)	*/
-#define ATA_CMD_WR_DMA	0xCA	/* Write DMA (with retries)	*/
-#define ATA_CMD_WR_DMAN	0xCB	/* Write DMA ( no  retires)	*/
-#define ATA_CMD_IDENT	0xEC	/* Identify Device		*/
-#define ATA_CMD_SETF	0xEF	/* Set Features			*/
-#define ATA_CMD_CHK_PWR	0xE5	/* Check Power Mode		*/
-
-#define ATA_CMD_READ_EXT 0x24	/* Read Sectors (with retries)	with 48bit addressing */
-#define ATA_CMD_WRITE_EXT	0x34	/* Write Sectores (with retries) with 48bit addressing */
-#define ATA_CMD_VRFY_EXT	0x42	/* Read Verify	(with retries)	with 48bit addressing */
-
-#define ATA_CMD_FLUSH 0xE7 /* Flush drive cache */
-#define ATA_CMD_FLUSH_EXT 0xEA /* Flush drive cache, with 48bit addressing */
-
-/*
  * ATAPI Commands
  */
-#define ATAPI_CMD_IDENT 0xA1 /* Identify AT Atachment Packed Interface Device */
-#define ATAPI_CMD_PACKET 0xA0 /* Packed Command */
-
-
 #define ATAPI_CMD_INQUIRY 0x12
 #define ATAPI_CMD_REQ_SENSE 0x03
 #define ATAPI_CMD_READ_CAP 0x25
diff --git a/include/image.h b/include/image.h
index 2388c1f..de55b2f 100644
--- a/include/image.h
+++ b/include/image.h
@@ -453,6 +453,15 @@ typedef struct table_entry {
 } table_entry_t;
 
 /*
+ * Compression type and magic number mapping table.
+ */
+struct comp_magic_map {
+	int		comp_id;
+	const char	*name;
+	unsigned char	magic[2];
+};
+
+/*
  * get_table_entry_id() scans the translation table trying to find an
  * entry that matches the given short name. If a matching entry is
  * found, it's id is returned to the caller.
@@ -869,6 +878,18 @@ static inline int image_check_target_arch(const image_header_t *hdr)
 #endif /* USE_HOSTCC */
 
 /**
+ * image_decomp_type() - Find out compression type of an image
+ *
+ * @buf:	Address in U-Boot memory where image is loaded.
+ * @len:	Length of the compressed image.
+ * @return	compression type or IH_COMP_NONE if not compressed.
+ *
+ * Note: Only following compression types are supported now.
+ * lzo, lzma, gzip, bzip2
+ */
+int image_decomp_type(const unsigned char *buf, ulong len);
+
+/**
  * image_decomp() - decompress an image
  *
  * @comp:	Compression algorithm that is used (IH_COMP_...)
diff --git a/include/libata.h b/include/libata.h
index 25296ac..b03b299 100644
--- a/include/libata.h
+++ b/include/libata.h
@@ -133,49 +133,49 @@ enum {
 	ATA_REG_IRQ		= ATA_REG_NSECT,
 
 	/* ATA device commands */
-	ATA_CMD_DEV_RESET	= 0x08, /* ATAPI device reset */
-	ATA_CMD_CHK_POWER	= 0xE5, /* check power mode */
-	ATA_CMD_STANDBY		= 0xE2, /* place in standby power mode */
-	ATA_CMD_IDLE		= 0xE3, /* place in idle power mode */
-	ATA_CMD_EDD		= 0x90,	/* execute device diagnostic */
-	ATA_CMD_FLUSH		= 0xE7,
-	ATA_CMD_FLUSH_EXT	= 0xEA,
-	ATA_CMD_ID_ATA		= 0xEC,
-	ATA_CMD_ID_ATAPI	= 0xA1,
-	ATA_CMD_READ		= 0xC8,
-	ATA_CMD_READ_EXT	= 0x25,
-	ATA_CMD_WRITE		= 0xCA,
-	ATA_CMD_WRITE_EXT	= 0x35,
-	ATA_CMD_WRITE_FUA_EXT	= 0x3D,
-	ATA_CMD_FPDMA_READ	= 0x60,
-	ATA_CMD_FPDMA_WRITE	= 0x61,
-	ATA_CMD_PIO_READ	= 0x20,
-	ATA_CMD_PIO_READ_EXT	= 0x24,
-	ATA_CMD_PIO_WRITE	= 0x30,
-	ATA_CMD_PIO_WRITE_EXT	= 0x34,
-	ATA_CMD_READ_MULTI	= 0xC4,
-	ATA_CMD_READ_MULTI_EXT	= 0x29,
-	ATA_CMD_WRITE_MULTI	= 0xC5,
-	ATA_CMD_WRITE_MULTI_EXT	= 0x39,
-	ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE,
-	ATA_CMD_SET_FEATURES	= 0xEF,
-	ATA_CMD_SET_MULTI	= 0xC6,
-	ATA_CMD_PACKET		= 0xA0,
-	ATA_CMD_VERIFY		= 0x40,
-	ATA_CMD_VERIFY_EXT	= 0x42,
-	ATA_CMD_STANDBYNOW1	= 0xE0,
-	ATA_CMD_IDLEIMMEDIATE	= 0xE1,
-	ATA_CMD_SLEEP		= 0xE6,
-	ATA_CMD_INIT_DEV_PARAMS	= 0x91,
-	ATA_CMD_READ_NATIVE_MAX	= 0xF8,
+	ATA_CMD_DEV_RESET	    = 0x08, /* ATAPI device reset */
+	ATA_CMD_PIO_READ	    = 0x20, /* Read sectors with retry */
+	ATA_CMD_PIO_READ_EXT	    = 0x24,
+	ATA_CMD_READ_EXT	    = 0x25,
 	ATA_CMD_READ_NATIVE_MAX_EXT = 0x27,
-	ATA_CMD_SET_MAX		= 0xF9,
-	ATA_CMD_SET_MAX_EXT	= 0x37,
-	ATA_CMD_READ_LOG_EXT	= 0x2f,
-	ATA_CMD_PMP_READ	= 0xE4,
-	ATA_CMD_PMP_WRITE	= 0xE8,
-	ATA_CMD_CONF_OVERLAY	= 0xB1,
-	ATA_CMD_SEC_FREEZE_LOCK	= 0xF5,
+	ATA_CMD_READ_MULTI_EXT	    = 0x29,
+	ATA_CMD_READ_LOG_EXT	    = 0x2f,
+	ATA_CMD_PIO_WRITE	    = 0x30, /* write sectors with retry */
+	ATA_CMD_PIO_WRITE_EXT	    = 0x34,
+	ATA_CMD_WRITE_EXT	    = 0x35,
+	ATA_CMD_SET_MAX_EXT	    = 0x37,
+	ATA_CMD_WRITE_MULTI_EXT	    = 0x39,
+	ATA_CMD_WRITE_FUA_EXT	    = 0x3D,
+	ATA_CMD_VERIFY		    = 0x40, /* read verify sectors with retry */
+	ATA_CMD_VERIFY_EXT	    = 0x42,
+	ATA_CMD_FPDMA_READ	    = 0x60,
+	ATA_CMD_FPDMA_WRITE	    = 0x61,
+	ATA_CMD_EDD		    = 0x90, /* execute device diagnostic */
+	ATA_CMD_INIT_DEV_PARAMS	    = 0x91, /* initialize device parameters */
+	ATA_CMD_PACKET		    = 0xA0, /* ATAPI packet */
+	ATA_CMD_ID_ATAPI	    = 0xA1, /* ATAPI identify device */
+	ATA_CMD_CONF_OVERLAY	    = 0xB1,
+	ATA_CMD_READ_MULTI	    = 0xC4, /* read multiple */
+	ATA_CMD_WRITE_MULTI	    = 0xC5, /* write multiple */
+	ATA_CMD_SET_MULTI	    = 0xC6, /* set multiple mode */
+	ATA_CMD_READ		    = 0xC8, /* read DMA with retry */
+	ATA_CMD_WRITE		    = 0xCA, /* write DMA with retry */
+	ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE,
+	ATA_CMD_STANDBYNOW1	    = 0xE0, /* standby immediate */
+	ATA_CMD_IDLEIMMEDIATE	    = 0xE1, /* idle immediate */
+	ATA_CMD_STANDBY		    = 0xE2, /* place in standby power mode */
+	ATA_CMD_IDLE		    = 0xE3, /* place in idle power mode */
+	ATA_CMD_PMP_READ	    = 0xE4, /* read buffer */
+	ATA_CMD_CHK_POWER	    = 0xE5, /* check power mode */
+	ATA_CMD_SLEEP		    = 0xE6, /* sleep */
+	ATA_CMD_FLUSH		    = 0xE7,
+	ATA_CMD_PMP_WRITE	    = 0xE8, /* write buffer */
+	ATA_CMD_FLUSH_EXT	    = 0xEA,
+	ATA_CMD_ID_ATA		    = 0xEC, /* identify device */
+	ATA_CMD_SET_FEATURES	    = 0xEF, /* set features */
+	ATA_CMD_SEC_FREEZE_LOCK	    = 0xF5, /* security freeze */
+	ATA_CMD_READ_NATIVE_MAX	    = 0xF8,
+	ATA_CMD_SET_MAX		    = 0xF9,
 
 	/* READ_LOG_EXT pages */
 	ATA_LOG_SATA_NCQ	= 0x10,