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* grub-core/loader/multiboot_mbi2.c: Implement network tag.

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Vladimir Serbinenko 2013-10-28 15:53:39 +01:00
parent 1ca4b75ec2
commit 93c120754a
2 changed files with 37 additions and 1 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2013-10-28 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/loader/multiboot_mbi2.c: Implement network tag.
2013-10-28 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/loader/multiboot_mbi2.c: Add EFI memory map to the list

34
grub-core/loader/multiboot_mbi2.c
View file

@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2007,2008,2009 Free Software Foundation, Inc.
* Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2007,2008,2009,2010,2011,2012,2013 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -34,6 +34,7 @@
#include <grub/video.h>
#include <grub/acpi.h>
#include <grub/i18n.h>
#include <grub/net.h>
#if defined (GRUB_MACHINE_EFI)
#include <grub/efi/efi.h>
@ -156,6 +157,7 @@ grub_multiboot_load (grub_file_t file, const char *filename)
case MULTIBOOT_TAG_TYPE_EFI64:
case MULTIBOOT_TAG_TYPE_ACPI_OLD:
case MULTIBOOT_TAG_TYPE_ACPI_NEW:
case MULTIBOOT_TAG_TYPE_NETWORK:
case MULTIBOOT_TAG_TYPE_EFI_MMAP:
break;
@ -338,6 +340,19 @@ find_efi_mmap_size (void)
}
#endif
static grub_size_t
net_size (void)
{
struct grub_net_network_level_interface *net;
grub_size_t ret = 0;
FOR_NET_NETWORK_LEVEL_INTERFACES(net)
if (net->dhcp_ack)
ret += ALIGN_UP (sizeof (struct multiboot_tag_network) + net->dhcp_acklen,
MULTIBOOT_TAG_ALIGN);
return ret;
}
static grub_size_t
grub_multiboot_get_mbi_size (void)
{
@ -365,6 +380,7 @@ grub_multiboot_get_mbi_size (void)
+ ALIGN_UP (sizeof (struct multiboot_tag_old_acpi)
+ sizeof (struct grub_acpi_rsdp_v10), MULTIBOOT_TAG_ALIGN)
+ acpiv2_size ()
+ net_size ()
#ifdef GRUB_MACHINE_EFI
+ ALIGN_UP (sizeof (struct multiboot_tag_efi_mmap)
+ efi_mmap_size, MULTIBOOT_TAG_ALIGN)
@ -736,6 +752,22 @@ grub_multiboot_make_mbi (grub_uint32_t *target)
/ sizeof (grub_properly_aligned_t);
}
{
struct grub_net_network_level_interface *net;
FOR_NET_NETWORK_LEVEL_INTERFACES(net)
if (net->dhcp_ack)
{
struct multiboot_tag_network *tag
= (struct multiboot_tag_network *) ptrorig;
tag->type = MULTIBOOT_TAG_TYPE_NETWORK;
tag->size = sizeof (struct multiboot_tag_network) + net->dhcp_acklen;
grub_memcpy (tag->dhcpack, net->dhcp_ack, net->dhcp_acklen);
ptrorig += ALIGN_UP (tag->size, MULTIBOOT_TAG_ALIGN)
/ sizeof (grub_properly_aligned_t);
}
}
if (bootdev_set)
{
struct multiboot_tag_bootdev *tag