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2006-04-18 Yoshinori K. Okuji <okuji@enbug.org>

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* DISTLIST: Added conf/i386-efi.mk, conf/i386-efi.rmk,
        include/grub/efi/api.h, include/grub/efi/console_control.h,
        include/grub/efi/efi.h, include/grub/efi/pe32.h,
        include/grub/i386/efi/time.h, kern/efi/efi.c,
        kern/i386/efi/init.c, kern/i386/efi/startup.S,
        and util/i386/efi/grub-mkimage.c.

        * Makefile.in (RMKFILES): Added i386-efi.rmk.

        * genmk.rb (PModule#rule): Do not export symbols if
        #{prefix}_EXPORTS is set to "no".

        * conf/i386-efi.mk: New file.
        * conf/i386-efi.rmk: Likewise.
        * include/grub/efi/api.h: Likewise.
        * include/grub/efi/console_control.h: Likewise.
        * include/grub/efi/efi.h: Likewise.
        * include/grub/efi/pe32.h: Likewise.
        * include/grub/i386/efi/time.h: Likewise.
        * kern/efi/efi.c: Likewise.
        * kern/i386/efi/init.c: Likewise.
        * kern/i386/efi/startup.S: Likewise.
        * util/i386/efi/grub-mkimage.c: Likewise.
This commit is contained in:
okuji 2006-04-18 06:18:15 +00:00
parent bfa2bd9efb
commit 837091258d
19 changed files with 3804 additions and 182 deletions
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97
kern/efi/efi.c Normal file
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/* efi.c - generic EFI support */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006 Free Software Foundation, Inc.
*
* 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
* (at your option) 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <grub/misc.h>
#include <grub/efi/api.h>
#include <grub/efi/efi.h>
#include <grub/efi/console_control.h>
/* The handle of GRUB itself. Filled in by the startup code. */
grub_efi_handle_t grub_efi_image_handle;
/* The pointer to a system table. Filled in by the startup code. */
grub_efi_system_table_t *grub_efi_system_table;
static grub_efi_guid_t grub_efi_console_control_guid = GRUB_EFI_CONSOLE_CONTROL_GUID;
void *
grub_efi_locate_protocol (grub_efi_guid_t *protocol, void *registration)
{
void *interface;
grub_efi_status_t status;
status = grub_efi_system_table->boot_services->locate_protocol (protocol,
registration,
&interface);
if (status != GRUB_EFI_SUCCESS)
return 0;
return interface;
}
int
grub_efi_set_text_mode (int on)
{
grub_efi_console_control_protocol_t *c;
grub_efi_screen_mode_t mode, new_mode;
c = grub_efi_locate_protocol (&grub_efi_console_control_guid, 0);
if (! c)
return 0;
if (c->get_mode (c, &mode, 0, 0) != GRUB_EFI_SUCCESS)
return 0;
new_mode = on ? GRUB_EFI_SCREEN_TEXT : GRUB_EFI_SCREEN_GRAPHICS;
if (mode != new_mode)
if (c->set_mode (c, new_mode) != GRUB_EFI_SUCCESS)
return 0;
return 1;
}
void
grub_efi_exit (void)
{
grub_efi_system_table->boot_services->exit (grub_efi_image_handle,
GRUB_EFI_SUCCESS,
0, 0);
}
int
grub_efi_output_string (const char *str)
{
grub_efi_simple_text_output_interface_t *o;
grub_size_t len = grub_strlen (str);
grub_efi_char16_t utf16_str[len + 1];
grub_efi_status_t status;
/* XXX Assume that STR is all ASCII characters. */
do
{
utf16_str[len] = str[len];
}
while (len--);
o = grub_efi_system_table->con_out;
status = o->output_string (o, utf16_str);
return status >= 0;
}

69
kern/i386/efi/init.c Normal file
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/* init.c - initialize an x86-based EFI system */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006 Free Software Foundation, Inc.
*
* 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
* (at your option) 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.
*/
#include <grub/types.h>
#include <grub/misc.h>
#include <grub/mm.h>
#include <grub/err.h>
#include <grub/dl.h>
#include <grub/cache.h>
#include <grub/kernel.h>
#include <grub/efi/efi.h>
#include <grub/machine/time.h>
void
grub_stop (void)
{
grub_efi_exit ();
}
grub_uint32_t
grub_get_rtc (void)
{
return 0; /* FIXME */
}
void
grub_machine_init (void)
{
grub_efi_set_text_mode (1);
grub_efi_output_string ("test!\r\n");
/* Stop immediately at the moment... */
grub_stop ();
}
void
grub_machine_fini (void)
{
}
void
grub_arch_sync_caches (void *address __attribute__ ((unused)),
grub_size_t len __attribute__ ((unused)))
{
}
grub_addr_t
grub_arch_modules_addr (void)
{
return 0;
}

65
kern/i386/efi/startup.S Normal file
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/* startup.S - bootstrap GRUB itself */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006 Free Software Foundation, Inc.
*
* 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
* (at your option) 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <config.h>
#include <grub/symbol.h>
#include <grub/boot.h>
.file "startup.S"
.text
.globl start, _start
start:
_start:
jmp codestart
/*
* Compatibility version number
*
* These MUST be at byte offset 6 and 7 of the executable
* DO NOT MOVE !!!
*/
. = EXT_C(start) + 0x6
.byte GRUB_BOOT_VERSION_MAJOR, GRUB_BOOT_VERSION_MINOR
/*
* This is a special data area 8 bytes from the beginning.
*/
. = EXT_C(start) + 0x8
VARIABLE(grub_prefix)
.string "/boot/grub"
/*
* Leave some breathing room for the prefix.
*/
. = EXT_C(start) + 0x50
codestart:
/*
* EFI_SYSTEM_TABLE * and EFI_HANDLE are passed on the stack.
*/
movl 4(%esp), %eax
movl %eax, EXT_C(grub_efi_image_handle)
movl 8(%esp), %eax
movl %eax, EXT_C(grub_efi_system_table)
call EXT_C(grub_main)
ret