image_mem_cmd.c File Reference

Read memory command. More...

#include <getopt.h>
#include <ipxe/command.h>
#include <ipxe/parseopt.h>
#include <usr/imgmgmt.h>

Go to the source code of this file.

Data Structures
struct	imgmem_options
	"imgmem" options More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
static int	imgmem_exec (int argc, char **argv)
	The "imgmem" command. More...

Variables
static struct option_descriptor	imgmem_opts []
	"imgmem" option list More...
static struct command_descriptor	imgmem_cmd
	"imgmem" command descriptor More...
struct command imgmem_commands []	__command
	Read memory command. More...

Detailed Description

Read memory command.

Definition in file image_mem_cmd.c.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

imgmem_exec()

static int imgmem_exec ( int  argc, char **  argv  )

static

The "imgmem" command.

Parameters

argc	Argument count
argv	Argument list

Return values

rc	Return status code

Definition at line 61 of file image_mem_cmd.c.

                                                 {
        struct imgmem_options opts;
        unsigned int data;
        unsigned int len;
        int rc;

        /* Parse options */
        if ( ( rc = parse_options ( argc, argv, &imgmem_cmd, &opts ) ) != 0 )
                return rc;

        /* Use start address as name if none specified */
        if ( ! opts.name )
                opts.name = argv[optind];

        /* Parse address */
        if ( ( rc = parse_integer ( argv[optind++], &data ) ) != 0 )
                return rc;

        /* Parse length */
        if ( ( rc = parse_integer ( argv[optind++], &len ) ) != 0 )
                return rc;

        /* Create image */
        if ( ( rc = imgmem ( opts.name, phys_to_user ( data ), len ) ) != 0 )
                return rc;

        return 0;
}

References data, imgmem(), imgmem_cmd, len, optind, opts, parse_integer(), parse_options(), phys_to_user(), and rc.

Variable Documentation

imgmem_opts

struct option_descriptor imgmem_opts[]

static

Initial value:

= {
        OPTION_DESC ( "name", 'n', required_argument,
                      struct imgmem_options, name, parse_string ),
}

"imgmem" option list

Definition at line 44 of file image_mem_cmd.c.

imgmem_cmd

struct command_descriptor imgmem_cmd

static

Initial value:

=
        COMMAND_DESC ( struct imgmem_options, imgmem_opts, 2, 2,
                       "<address> <length>" )

"imgmem" command descriptor

Definition at line 50 of file image_mem_cmd.c.

Referenced by imgmem_exec().

__command

struct command imgmem_commands [] __command

Initial value:

= {
        {
                .name = "imgmem",
                .exec = imgmem_exec,
        },
}

Read memory command.

Definition at line 91 of file image_mem_cmd.c.