Add qemu 2.4.0

Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>

1 files changed, 441 insertions, 0 deletions

diff --git a/qemu/roms/ipxe/src/hci/commands/image_cmd.c b/qemu/roms/ipxe/src/hci/commands/image_cmd.c
new file mode 100644
index 000000000..a9e831bf5
--- /dev/null
+++ b/qemu/roms/ipxe/src/hci/commands/image_cmd.c
@@ -0,0 +1,441 @@
+/*
+ * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <getopt.h>
+#include <ipxe/image.h>
+#include <ipxe/command.h>
+#include <ipxe/parseopt.h>
+#include <ipxe/shell.h>
+#include <usr/imgmgmt.h>
+
+/** @file
+ *
+ * Image management commands
+ *
+ */
+
+/** "img{single}" options */
+struct imgsingle_options {
+	/** Image name */
+	char *name;
+	/** Download timeout */
+	unsigned long timeout;
+	/** Replace image */
+	int replace;
+	/** Free image after execution */
+	int autofree;
+};
+
+/** "img{single}" option list */
+static union {
+	/* "imgexec" takes all three options */
+	struct option_descriptor imgexec[4];
+	/* Other "img{single}" commands take only --name, --timeout,
+	 * and --autofree
+	 */
+	struct option_descriptor imgsingle[3];
+} opts = {
+	.imgexec = {
+		OPTION_DESC ( "name", 'n', required_argument,
+			      struct imgsingle_options, name, parse_string ),
+		OPTION_DESC ( "timeout", 't', required_argument,
+			      struct imgsingle_options, timeout, parse_timeout),
+		OPTION_DESC ( "autofree", 'a', no_argument,
+			      struct imgsingle_options, autofree, parse_flag ),
+		OPTION_DESC ( "replace", 'r', no_argument,
+			      struct imgsingle_options, replace, parse_flag ),
+	},
+};
+
+/** An "img{single}" family command descriptor */
+struct imgsingle_descriptor {
+	/** Command descriptor */
+	struct command_descriptor *cmd;
+	/** Function to use to acquire the image */
+	int ( * acquire ) ( const char *name, unsigned long timeout,
+			    struct image **image );
+	/** Pre-action to take upon image, or NULL */
+	void ( * preaction ) ( struct image *image );
+	/** Action to take upon image, or NULL */
+	int ( * action ) ( struct image *image,
+			   struct imgsingle_options *opts );
+	/** Verb to describe action */
+	const char *verb;
+};
+
+/**
+ * The "img{single}" family of commands
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @v desc		"img{single}" command descriptor
+ * @v action_name	Action name (for error messages)
+ * @v action		Action to take upon image
+ * @ret rc		Return status code
+ */
+static int imgsingle_exec ( int argc, char **argv,
+			    struct imgsingle_descriptor *desc ) {
+	struct imgsingle_options opts;
+	char *name_uri = NULL;
+	char *cmdline = NULL;
+	struct image *image;
+	int rc;
+
+	/* Parse options */
+	if ( ( rc = parse_options ( argc, argv, desc->cmd, &opts ) ) != 0 )
+		goto err_parse_options;
+
+	/* Parse name/URI string and command line, if present */
+	if ( optind < argc ) {
+		name_uri = argv[optind];
+		if ( argv[ optind + 1 ] != NULL ) {
+			cmdline = concat_args ( &argv[ optind + 1 ] );
+			if ( ! cmdline ) {
+				rc = -ENOMEM;
+				goto err_parse_cmdline;
+			}
+		}
+	}
+
+	/* Acquire the image */
+	if ( name_uri ) {
+		if ( ( rc = desc->acquire ( name_uri, opts.timeout,
+					    &image ) ) != 0 )
+			goto err_acquire;
+	} else {
+		image = image_find_selected();
+		if ( ! image ) {
+			printf ( "No image selected\n" );
+			goto err_acquire;
+		}
+	}
+
+	/* Carry out command pre-action, if applicable */
+	if ( desc->preaction )
+		desc->preaction ( image );
+
+	/* Set the image name, if applicable */
+	if ( opts.name ) {
+		if ( ( rc = image_set_name ( image, opts.name ) ) != 0 ) {
+			printf ( "Could not name image: %s\n",
+				 strerror ( rc ) );
+			goto err_set_name;
+		}
+	}
+
+	/* Set the command-line arguments, if applicable */
+	if ( cmdline ) {
+		if ( ( rc = image_set_cmdline ( image, cmdline ) ) != 0 ) {
+			printf ( "Could not set arguments: %s\n",
+				 strerror ( rc ) );
+			goto err_set_cmdline;
+		}
+	}
+
+	/* Set the auto-unregister flag, if applicable */
+	if ( opts.autofree )
+		image->flags |= IMAGE_AUTO_UNREGISTER;
+
+	/* Carry out command action, if applicable */
+	if ( desc->action ) {
+		if ( ( rc = desc->action ( image, &opts ) ) != 0 ) {
+			printf ( "Could not %s: %s\n",
+				 desc->verb, strerror ( rc ) );
+			goto err_action;
+		}
+	}
+
+	/* Success */
+	rc = 0;
+
+ err_action:
+ err_set_cmdline:
+ err_set_name:
+ err_acquire:
+	free ( cmdline );
+ err_parse_cmdline:
+ err_parse_options:
+	return rc;
+}
+
+/** "imgfetch" command descriptor */
+static struct command_descriptor imgfetch_cmd =
+	COMMAND_DESC ( struct imgsingle_options, opts.imgsingle,
+		       1, MAX_ARGUMENTS, "<uri> [<arguments>...]" );
+
+/** "imgfetch" family command descriptor */
+struct imgsingle_descriptor imgfetch_desc = {
+	.cmd = &imgfetch_cmd,
+	.acquire = imgdownload_string,
+};
+
+/**
+ * The "imgfetch" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgfetch_exec ( int argc, char **argv ) {
+	return imgsingle_exec ( argc, argv, &imgfetch_desc );
+}
+
+/**
+ * "imgselect" command action
+ *
+ * @v image		Image
+ * @v opts		Options
+ * @ret rc		Return status code
+ */
+static int imgselect ( struct image *image,
+		       struct imgsingle_options *opts __unused ) {
+	return image_select ( image );
+}
+
+/** "imgselect" command descriptor */
+static struct command_descriptor imgselect_cmd =
+	COMMAND_DESC ( struct imgsingle_options, opts.imgsingle,
+		       1, MAX_ARGUMENTS, "<uri|image> [<arguments>...]" );
+
+/** "imgselect" family command descriptor */
+struct imgsingle_descriptor imgselect_desc = {
+	.cmd = &imgselect_cmd,
+	.acquire = imgacquire,
+	.action = imgselect,
+	.verb = "select",
+};
+
+/**
+ * The "imgselect" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgselect_exec ( int argc, char **argv ) {
+	return imgsingle_exec ( argc, argv, &imgselect_desc );
+}
+
+/** "imgexec" command descriptor */
+static struct command_descriptor imgexec_cmd =
+	COMMAND_DESC ( struct imgsingle_options, opts.imgexec,
+		       0, MAX_ARGUMENTS, "[<uri|image> [<arguments>...]]" );
+
+/**
+ * "imgexec" command action
+ *
+ * @v image		Image
+ * @v opts		Options
+ * @ret rc		Return status code
+ */
+static int imgexec ( struct image *image, struct imgsingle_options *opts ) {
+	int rc;
+
+	/* Perform replacement or execution as applicable */
+	if ( opts->replace ) {
+
+		/* Try to replace image */
+		if ( ( rc = image_replace ( image ) ) != 0 )
+			return rc;
+
+		/* Stop script and tail-recurse into replacement image */
+		shell_stop ( SHELL_STOP_COMMAND_SEQUENCE );
+
+	} else {
+
+		/* Try to execute image */
+		if ( ( rc = image_exec ( image ) ) != 0 )
+			return rc;
+	}
+
+	return 0;
+}
+
+/** "imgexec" family command descriptor */
+struct imgsingle_descriptor imgexec_desc = {
+	.cmd = &imgexec_cmd,
+	.acquire = imgacquire,
+	.action = imgexec,
+	.verb = "boot",
+};
+
+/**
+ * The "imgexec" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgexec_exec ( int argc, char **argv) {
+	return imgsingle_exec ( argc, argv, &imgexec_desc );
+}
+
+/** "imgargs" command descriptor */
+static struct command_descriptor imgargs_cmd =
+	COMMAND_DESC ( struct imgsingle_options, opts.imgsingle,
+		       1, MAX_ARGUMENTS, "<uri|image> [<arguments>...]" );
+
+/** "imgargs" family command descriptor */
+struct imgsingle_descriptor imgargs_desc = {
+	.cmd = &imgargs_cmd,
+	.acquire = imgacquire,
+	.preaction = image_clear_cmdline,
+};
+
+/**
+ * The "imgargs" command body
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgargs_exec ( int argc, char **argv ) {
+	return imgsingle_exec ( argc, argv, &imgargs_desc );
+}
+
+/** "img{multi}" options */
+struct imgmulti_options {};
+
+/** "img{multi}" option list */
+static struct option_descriptor imgmulti_opts[] = {};
+
+/** "img{multi}" command descriptor */
+static struct command_descriptor imgmulti_cmd =
+	COMMAND_DESC ( struct imgmulti_options, imgmulti_opts, 0, MAX_ARGUMENTS,
+		       "[<image>...]" );
+
+/**
+ * The "img{multi}" family of commands
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @v payload		Function to execute on each image
+ * @ret rc		Return status code
+ */
+static int imgmulti_exec ( int argc, char **argv,
+			   void ( * payload ) ( struct image *image ) ) {
+	struct imgmulti_options opts;
+	struct image *image;
+	struct image *tmp;
+	int i;
+	int rc;
+
+	/* Parse options */
+	if ( ( rc = parse_options ( argc, argv, &imgmulti_cmd, &opts ) ) != 0 )
+		return rc;
+
+	/* If no images are explicitly specified, process all images */
+	if ( optind == argc ) {
+		for_each_image_safe ( image, tmp )
+			payload ( image );
+		return 0;
+	}
+
+	/* Otherwise, process specified images */
+	for ( i = optind ; i < argc ; i++ ) {
+		image = find_image ( argv[i] );
+		if ( ! image ) {
+			printf ( "\"%s\": no such image\n", argv[i] );
+			return -ENOENT;
+		}
+		payload ( image );
+	}
+
+	return 0;
+}
+
+/**
+ * The "imgstat" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgstat_exec ( int argc, char **argv ) {
+	return imgmulti_exec ( argc, argv, imgstat );
+}
+
+/**
+ * The "imgfree" command
+ *
+ * @v argc		Argument count
+ * @v argv		Argument list
+ * @ret rc		Return status code
+ */
+static int imgfree_exec ( int argc, char **argv ) {
+	return imgmulti_exec ( argc, argv, unregister_image );
+}
+
+/** Image management commands */
+struct command image_commands[] __command = {
+	{
+		.name = "imgfetch",
+		.exec = imgfetch_exec,
+	},
+	{
+		.name = "module",
+		.exec = imgfetch_exec, /* synonym for "imgfetch" */
+	},
+	{
+		.name = "initrd",
+		.exec = imgfetch_exec, /* synonym for "imgfetch" */
+	},
+	{
+		.name = "kernel",
+		.exec = imgselect_exec, /* synonym for "imgselect" */
+	},
+	{
+		.name = "chain",
+		.exec = imgexec_exec, /* synonym for "imgexec" */
+	},
+	{
+		.name = "imgselect",
+		.exec = imgselect_exec,
+	},
+	{
+		.name = "imgload",
+		.exec = imgselect_exec, /* synonym for "imgselect" */
+	},
+	{
+		.name = "imgargs",
+		.exec = imgargs_exec,
+	},
+	{
+		.name = "imgexec",
+		.exec = imgexec_exec,
+	},
+	{
+		.name = "boot", /* synonym for "imgexec" */
+		.exec = imgexec_exec,
+	},
+	{
+		.name = "imgstat",
+		.exec = imgstat_exec,
+	},
+	{
+		.name = "imgfree",
+		.exec = imgfree_exec,
+	},
+};