785 lines
22 KiB
C
785 lines
22 KiB
C
/* efi.c - generic EFI support */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/misc.h>
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#include <grub/charset.h>
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#include <grub/efi/api.h>
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#include <grub/efi/efi.h>
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#include <grub/efi/console_control.h>
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#include <grub/efi/pe32.h>
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#include <grub/machine/time.h>
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#include <grub/term.h>
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#include <grub/kernel.h>
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#include <grub/mm.h>
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/* The handle of GRUB itself. Filled in by the startup code. */
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grub_efi_handle_t grub_efi_image_handle;
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/* The pointer to a system table. Filled in by the startup code. */
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grub_efi_system_table_t *grub_efi_system_table;
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static grub_efi_guid_t console_control_guid = GRUB_EFI_CONSOLE_CONTROL_GUID;
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static grub_efi_guid_t loaded_image_guid = GRUB_EFI_LOADED_IMAGE_GUID;
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static grub_efi_guid_t device_path_guid = GRUB_EFI_DEVICE_PATH_GUID;
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void *
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grub_efi_locate_protocol (grub_efi_guid_t *protocol, void *registration)
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{
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void *interface;
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grub_efi_status_t status;
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status = efi_call_3 (grub_efi_system_table->boot_services->locate_protocol,
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protocol, registration, &interface);
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if (status != GRUB_EFI_SUCCESS)
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return 0;
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return interface;
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}
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/* Return the array of handles which meet the requirement. If successful,
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the number of handles is stored in NUM_HANDLES. The array is allocated
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from the heap. */
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grub_efi_handle_t *
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grub_efi_locate_handle (grub_efi_locate_search_type_t search_type,
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grub_efi_guid_t *protocol,
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void *search_key,
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grub_efi_uintn_t *num_handles)
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{
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grub_efi_boot_services_t *b;
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grub_efi_status_t status;
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grub_efi_handle_t *buffer;
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grub_efi_uintn_t buffer_size = 8 * sizeof (grub_efi_handle_t);
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buffer = grub_malloc (buffer_size);
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if (! buffer)
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return 0;
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b = grub_efi_system_table->boot_services;
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status = efi_call_5 (b->locate_handle, search_type, protocol, search_key,
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&buffer_size, buffer);
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if (status == GRUB_EFI_BUFFER_TOO_SMALL)
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{
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grub_free (buffer);
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buffer = grub_malloc (buffer_size);
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if (! buffer)
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return 0;
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status = efi_call_5 (b->locate_handle, search_type, protocol, search_key,
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&buffer_size, buffer);
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}
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if (status != GRUB_EFI_SUCCESS)
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{
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grub_free (buffer);
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return 0;
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}
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*num_handles = buffer_size / sizeof (grub_efi_handle_t);
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return buffer;
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}
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void *
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grub_efi_open_protocol (grub_efi_handle_t handle,
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grub_efi_guid_t *protocol,
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grub_efi_uint32_t attributes)
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{
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grub_efi_boot_services_t *b;
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grub_efi_status_t status;
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void *interface;
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b = grub_efi_system_table->boot_services;
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status = efi_call_6 (b->open_protocol, handle,
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protocol,
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&interface,
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grub_efi_image_handle,
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0,
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attributes);
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if (status != GRUB_EFI_SUCCESS)
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return 0;
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return interface;
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}
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int
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grub_efi_set_text_mode (int on)
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{
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grub_efi_console_control_protocol_t *c;
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grub_efi_screen_mode_t mode, new_mode;
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c = grub_efi_locate_protocol (&console_control_guid, 0);
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if (! c)
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/* No console control protocol instance available, assume it is
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already in text mode. */
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return 1;
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if (efi_call_4 (c->get_mode, c, &mode, 0, 0) != GRUB_EFI_SUCCESS)
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return 0;
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new_mode = on ? GRUB_EFI_SCREEN_TEXT : GRUB_EFI_SCREEN_GRAPHICS;
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if (mode != new_mode)
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if (efi_call_2 (c->set_mode, c, new_mode) != GRUB_EFI_SUCCESS)
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return 0;
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return 1;
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}
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void
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grub_efi_stall (grub_efi_uintn_t microseconds)
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{
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efi_call_1 (grub_efi_system_table->boot_services->stall, microseconds);
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}
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grub_efi_loaded_image_t *
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grub_efi_get_loaded_image (grub_efi_handle_t image_handle)
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{
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return grub_efi_open_protocol (image_handle,
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&loaded_image_guid,
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GRUB_EFI_OPEN_PROTOCOL_GET_PROTOCOL);
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}
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void
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grub_exit (void)
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{
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grub_efi_fini ();
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efi_call_4 (grub_efi_system_table->boot_services->exit,
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grub_efi_image_handle, GRUB_EFI_SUCCESS, 0, 0);
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for (;;) ;
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}
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/* On i386, a firmware-independant grub_reboot() is provided by realmode.S. */
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#ifndef __i386__
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void
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grub_reboot (void)
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{
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grub_efi_fini ();
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efi_call_4 (grub_efi_system_table->runtime_services->reset_system,
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GRUB_EFI_RESET_COLD, GRUB_EFI_SUCCESS, 0, NULL);
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for (;;) ;
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}
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#endif
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void
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grub_halt (void)
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{
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grub_efi_fini ();
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efi_call_4 (grub_efi_system_table->runtime_services->reset_system,
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GRUB_EFI_RESET_SHUTDOWN, GRUB_EFI_SUCCESS, 0, NULL);
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for (;;) ;
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}
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int
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grub_efi_exit_boot_services (grub_efi_uintn_t map_key)
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{
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grub_efi_boot_services_t *b;
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grub_efi_status_t status;
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b = grub_efi_system_table->boot_services;
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status = efi_call_2 (b->exit_boot_services, grub_efi_image_handle, map_key);
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return status == GRUB_EFI_SUCCESS;
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}
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grub_err_t
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grub_efi_set_virtual_address_map (grub_efi_uintn_t memory_map_size,
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grub_efi_uintn_t descriptor_size,
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grub_efi_uint32_t descriptor_version,
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grub_efi_memory_descriptor_t *virtual_map)
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{
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grub_efi_runtime_services_t *r;
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grub_efi_status_t status;
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r = grub_efi_system_table->runtime_services;
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status = efi_call_4 (r->set_virtual_address_map, memory_map_size,
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descriptor_size, descriptor_version, virtual_map);
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if (status == GRUB_EFI_SUCCESS)
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return GRUB_ERR_NONE;
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return grub_error (GRUB_ERR_IO, "set_virtual_address_map failed");
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}
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grub_uint32_t
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grub_get_rtc (void)
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{
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grub_efi_time_t time;
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grub_efi_runtime_services_t *r;
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r = grub_efi_system_table->runtime_services;
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if (efi_call_2 (r->get_time, &time, 0) != GRUB_EFI_SUCCESS)
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/* What is possible in this case? */
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return 0;
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return (((time.minute * 60 + time.second) * 1000
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+ time.nanosecond / 1000000)
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* GRUB_TICKS_PER_SECOND / 1000);
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}
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/* Search the mods section from the PE32/PE32+ image. This code uses
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a PE32 header, but should work with PE32+ as well. */
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grub_addr_t
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grub_arch_modules_addr (void)
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{
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grub_efi_loaded_image_t *image;
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struct grub_pe32_header *header;
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struct grub_pe32_coff_header *coff_header;
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struct grub_pe32_section_table *sections;
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struct grub_pe32_section_table *section;
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struct grub_module_info *info;
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grub_uint16_t i;
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image = grub_efi_get_loaded_image (grub_efi_image_handle);
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if (! image)
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return 0;
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header = image->image_base;
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coff_header = &(header->coff_header);
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sections
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= (struct grub_pe32_section_table *) ((char *) coff_header
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+ sizeof (*coff_header)
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+ coff_header->optional_header_size);
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for (i = 0, section = sections;
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i < coff_header->num_sections;
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i++, section++)
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{
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if (grub_strcmp (section->name, "mods") == 0)
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break;
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}
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if (i == coff_header->num_sections)
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return 0;
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info = (struct grub_module_info *) ((char *) image->image_base
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+ section->virtual_address);
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if (info->magic != GRUB_MODULE_MAGIC)
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return 0;
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return (grub_addr_t) info;
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}
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char *
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grub_efi_get_filename (grub_efi_device_path_t *dp)
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{
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char *name = 0;
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while (1)
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{
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grub_efi_uint8_t type = GRUB_EFI_DEVICE_PATH_TYPE (dp);
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grub_efi_uint8_t subtype = GRUB_EFI_DEVICE_PATH_SUBTYPE (dp);
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if (type == GRUB_EFI_END_DEVICE_PATH_TYPE)
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break;
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else if (type == GRUB_EFI_MEDIA_DEVICE_PATH_TYPE
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&& subtype == GRUB_EFI_FILE_PATH_DEVICE_PATH_SUBTYPE)
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{
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grub_efi_file_path_device_path_t *fp;
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grub_efi_uint16_t len;
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char *p;
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grub_size_t size;
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if (name)
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{
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size = grub_strlen (name);
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name[size] = '/';
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size++;
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}
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else
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size = 0;
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len = ((GRUB_EFI_DEVICE_PATH_LENGTH (dp) - 4)
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/ sizeof (grub_efi_char16_t));
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p = grub_realloc (name, size + len * 4 + 1);
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if (! p)
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{
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grub_free (name);
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return 0;
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}
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name = p;
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fp = (grub_efi_file_path_device_path_t *) dp;
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*grub_utf16_to_utf8 ((grub_uint8_t *) name + size,
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fp->path_name, len) = '\0';
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}
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dp = GRUB_EFI_NEXT_DEVICE_PATH (dp);
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}
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if (name)
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{
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/* EFI breaks paths with backslashes. */
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char *p;
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for (p = name; *p; p++)
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if (*p == '\\')
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*p = '/';
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}
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return name;
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}
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grub_efi_device_path_t *
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grub_efi_get_device_path (grub_efi_handle_t handle)
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{
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return grub_efi_open_protocol (handle, &device_path_guid,
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GRUB_EFI_OPEN_PROTOCOL_GET_PROTOCOL);
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}
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/* Print the chain of Device Path nodes. This is mainly for debugging. */
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void
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grub_efi_print_device_path (grub_efi_device_path_t *dp)
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{
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while (1)
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{
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grub_efi_uint8_t type = GRUB_EFI_DEVICE_PATH_TYPE (dp);
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grub_efi_uint8_t subtype = GRUB_EFI_DEVICE_PATH_SUBTYPE (dp);
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grub_efi_uint16_t len = GRUB_EFI_DEVICE_PATH_LENGTH (dp);
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switch (type)
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{
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case GRUB_EFI_END_DEVICE_PATH_TYPE:
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switch (subtype)
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{
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case GRUB_EFI_END_ENTIRE_DEVICE_PATH_SUBTYPE:
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grub_printf ("/EndEntire\n");
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//grub_putchar ('\n');
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break;
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case GRUB_EFI_END_THIS_DEVICE_PATH_SUBTYPE:
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grub_printf ("/EndThis\n");
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//grub_putchar ('\n');
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break;
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default:
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grub_printf ("/EndUnknown(%x)\n", (unsigned) subtype);
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break;
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}
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break;
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case GRUB_EFI_HARDWARE_DEVICE_PATH_TYPE:
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switch (subtype)
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{
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case GRUB_EFI_PCI_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_pci_device_path_t pci;
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grub_memcpy (&pci, dp, len);
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grub_printf ("/PCI(%x,%x)",
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(unsigned) pci.function, (unsigned) pci.device);
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}
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break;
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case GRUB_EFI_PCCARD_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_pccard_device_path_t pccard;
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grub_memcpy (&pccard, dp, len);
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grub_printf ("/PCCARD(%x)",
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(unsigned) pccard.function);
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}
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break;
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case GRUB_EFI_MEMORY_MAPPED_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_memory_mapped_device_path_t mmapped;
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grub_memcpy (&mmapped, dp, len);
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grub_printf ("/MMap(%x,%llx,%llx)",
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(unsigned) mmapped.memory_type,
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(unsigned long long) mmapped.start_address,
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(unsigned long long) mmapped.end_address);
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}
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break;
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case GRUB_EFI_VENDOR_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_vendor_device_path_t vendor;
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grub_memcpy (&vendor, dp, sizeof (vendor));
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grub_printf ("/Vendor(%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x)",
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(unsigned) vendor.vendor_guid.data1,
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(unsigned) vendor.vendor_guid.data2,
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(unsigned) vendor.vendor_guid.data3,
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(unsigned) vendor.vendor_guid.data4[0],
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(unsigned) vendor.vendor_guid.data4[1],
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(unsigned) vendor.vendor_guid.data4[2],
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(unsigned) vendor.vendor_guid.data4[3],
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(unsigned) vendor.vendor_guid.data4[4],
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(unsigned) vendor.vendor_guid.data4[5],
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(unsigned) vendor.vendor_guid.data4[6],
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(unsigned) vendor.vendor_guid.data4[7]);
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}
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break;
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case GRUB_EFI_CONTROLLER_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_controller_device_path_t controller;
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grub_memcpy (&controller, dp, len);
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grub_printf ("/Ctrl(%x)",
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(unsigned) controller.controller_number);
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}
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break;
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default:
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grub_printf ("/UnknownHW(%x)", (unsigned) subtype);
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break;
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}
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break;
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case GRUB_EFI_ACPI_DEVICE_PATH_TYPE:
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switch (subtype)
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{
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case GRUB_EFI_ACPI_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_acpi_device_path_t acpi;
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grub_memcpy (&acpi, dp, len);
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grub_printf ("/ACPI(%x,%x)",
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(unsigned) acpi.hid,
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(unsigned) acpi.uid);
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}
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break;
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case GRUB_EFI_EXPANDED_ACPI_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_expanded_acpi_device_path_t eacpi;
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grub_memcpy (&eacpi, dp, sizeof (eacpi));
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grub_printf ("/ACPI(");
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if (GRUB_EFI_EXPANDED_ACPI_HIDSTR (dp)[0] == '\0')
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grub_printf ("%x,", (unsigned) eacpi.hid);
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else
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grub_printf ("%s,", GRUB_EFI_EXPANDED_ACPI_HIDSTR (dp));
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if (GRUB_EFI_EXPANDED_ACPI_UIDSTR (dp)[0] == '\0')
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grub_printf ("%x,", (unsigned) eacpi.uid);
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else
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grub_printf ("%s,", GRUB_EFI_EXPANDED_ACPI_UIDSTR (dp));
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if (GRUB_EFI_EXPANDED_ACPI_CIDSTR (dp)[0] == '\0')
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grub_printf ("%x)", (unsigned) eacpi.cid);
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else
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grub_printf ("%s)", GRUB_EFI_EXPANDED_ACPI_CIDSTR (dp));
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}
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break;
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default:
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grub_printf ("/UnknownACPI(%x)", (unsigned) subtype);
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break;
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}
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break;
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case GRUB_EFI_MESSAGING_DEVICE_PATH_TYPE:
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switch (subtype)
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{
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case GRUB_EFI_ATAPI_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_atapi_device_path_t atapi;
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grub_memcpy (&atapi, dp, len);
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grub_printf ("/ATAPI(%x,%x,%x)",
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(unsigned) atapi.primary_secondary,
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(unsigned) atapi.slave_master,
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(unsigned) atapi.lun);
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}
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break;
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case GRUB_EFI_SCSI_DEVICE_PATH_SUBTYPE:
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{
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grub_efi_scsi_device_path_t scsi;
|
|
grub_memcpy (&scsi, dp, len);
|
|
grub_printf ("/SCSI(%x,%x)",
|
|
(unsigned) scsi.pun,
|
|
(unsigned) scsi.lun);
|
|
}
|
|
break;
|
|
case GRUB_EFI_FIBRE_CHANNEL_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_fibre_channel_device_path_t fc;
|
|
grub_memcpy (&fc, dp, len);
|
|
grub_printf ("/FibreChannel(%llx,%llx)",
|
|
(unsigned long long) fc.wwn,
|
|
(unsigned long long) fc.lun);
|
|
}
|
|
break;
|
|
case GRUB_EFI_1394_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_1394_device_path_t firewire;
|
|
grub_memcpy (&firewire, dp, len);
|
|
grub_printf ("/1394(%llx)", (unsigned long long) firewire.guid);
|
|
}
|
|
break;
|
|
case GRUB_EFI_USB_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_usb_device_path_t usb;
|
|
grub_memcpy (&usb, dp, len);
|
|
grub_printf ("/USB(%x,%x)",
|
|
(unsigned) usb.parent_port_number,
|
|
(unsigned) usb.interface);
|
|
}
|
|
break;
|
|
case GRUB_EFI_USB_CLASS_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_usb_class_device_path_t usb_class;
|
|
grub_memcpy (&usb_class, dp, len);
|
|
grub_printf ("/USBClass(%x,%x,%x,%x,%x)",
|
|
(unsigned) usb_class.vendor_id,
|
|
(unsigned) usb_class.product_id,
|
|
(unsigned) usb_class.device_class,
|
|
(unsigned) usb_class.device_subclass,
|
|
(unsigned) usb_class.device_protocol);
|
|
}
|
|
break;
|
|
case GRUB_EFI_I2O_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_i2o_device_path_t i2o;
|
|
grub_memcpy (&i2o, dp, len);
|
|
grub_printf ("/I2O(%x)", (unsigned) i2o.tid);
|
|
}
|
|
break;
|
|
case GRUB_EFI_MAC_ADDRESS_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_mac_address_device_path_t mac;
|
|
grub_memcpy (&mac, dp, len);
|
|
grub_printf ("/MacAddr(%02x:%02x:%02x:%02x:%02x:%02x,%x)",
|
|
(unsigned) mac.mac_address[0],
|
|
(unsigned) mac.mac_address[1],
|
|
(unsigned) mac.mac_address[2],
|
|
(unsigned) mac.mac_address[3],
|
|
(unsigned) mac.mac_address[4],
|
|
(unsigned) mac.mac_address[5],
|
|
(unsigned) mac.if_type);
|
|
}
|
|
break;
|
|
case GRUB_EFI_IPV4_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_ipv4_device_path_t ipv4;
|
|
grub_memcpy (&ipv4, dp, len);
|
|
grub_printf ("/IPv4(%u.%u.%u.%u,%u.%u.%u.%u,%u,%u,%x,%x)",
|
|
(unsigned) ipv4.local_ip_address[0],
|
|
(unsigned) ipv4.local_ip_address[1],
|
|
(unsigned) ipv4.local_ip_address[2],
|
|
(unsigned) ipv4.local_ip_address[3],
|
|
(unsigned) ipv4.remote_ip_address[0],
|
|
(unsigned) ipv4.remote_ip_address[1],
|
|
(unsigned) ipv4.remote_ip_address[2],
|
|
(unsigned) ipv4.remote_ip_address[3],
|
|
(unsigned) ipv4.local_port,
|
|
(unsigned) ipv4.remote_port,
|
|
(unsigned) ipv4.protocol,
|
|
(unsigned) ipv4.static_ip_address);
|
|
}
|
|
break;
|
|
case GRUB_EFI_IPV6_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_ipv6_device_path_t ipv6;
|
|
grub_memcpy (&ipv6, dp, len);
|
|
grub_printf ("/IPv6(%x:%x:%x:%x:%x:%x:%x:%x,%x:%x:%x:%x:%x:%x:%x:%x,%u,%u,%x,%x)",
|
|
(unsigned) ipv6.local_ip_address[0],
|
|
(unsigned) ipv6.local_ip_address[1],
|
|
(unsigned) ipv6.local_ip_address[2],
|
|
(unsigned) ipv6.local_ip_address[3],
|
|
(unsigned) ipv6.local_ip_address[4],
|
|
(unsigned) ipv6.local_ip_address[5],
|
|
(unsigned) ipv6.local_ip_address[6],
|
|
(unsigned) ipv6.local_ip_address[7],
|
|
(unsigned) ipv6.remote_ip_address[0],
|
|
(unsigned) ipv6.remote_ip_address[1],
|
|
(unsigned) ipv6.remote_ip_address[2],
|
|
(unsigned) ipv6.remote_ip_address[3],
|
|
(unsigned) ipv6.remote_ip_address[4],
|
|
(unsigned) ipv6.remote_ip_address[5],
|
|
(unsigned) ipv6.remote_ip_address[6],
|
|
(unsigned) ipv6.remote_ip_address[7],
|
|
(unsigned) ipv6.local_port,
|
|
(unsigned) ipv6.remote_port,
|
|
(unsigned) ipv6.protocol,
|
|
(unsigned) ipv6.static_ip_address);
|
|
}
|
|
break;
|
|
case GRUB_EFI_INFINIBAND_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_infiniband_device_path_t ib;
|
|
grub_memcpy (&ib, dp, len);
|
|
grub_printf ("/InfiniBand(%x,%llx,%llx,%llx)",
|
|
(unsigned) ib.port_gid[0], /* XXX */
|
|
(unsigned long long) ib.remote_id,
|
|
(unsigned long long) ib.target_port_id,
|
|
(unsigned long long) ib.device_id);
|
|
}
|
|
break;
|
|
case GRUB_EFI_UART_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_uart_device_path_t uart;
|
|
grub_memcpy (&uart, dp, len);
|
|
grub_printf ("/UART(%llu,%u,%x,%x)",
|
|
(unsigned long long) uart.baud_rate,
|
|
uart.data_bits,
|
|
uart.parity,
|
|
uart.stop_bits);
|
|
}
|
|
break;
|
|
case GRUB_EFI_VENDOR_MESSAGING_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_vendor_messaging_device_path_t vendor;
|
|
grub_memcpy (&vendor, dp, sizeof (vendor));
|
|
grub_printf ("/Vendor(%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x)",
|
|
(unsigned) vendor.vendor_guid.data1,
|
|
(unsigned) vendor.vendor_guid.data2,
|
|
(unsigned) vendor.vendor_guid.data3,
|
|
(unsigned) vendor.vendor_guid.data4[0],
|
|
(unsigned) vendor.vendor_guid.data4[1],
|
|
(unsigned) vendor.vendor_guid.data4[2],
|
|
(unsigned) vendor.vendor_guid.data4[3],
|
|
(unsigned) vendor.vendor_guid.data4[4],
|
|
(unsigned) vendor.vendor_guid.data4[5],
|
|
(unsigned) vendor.vendor_guid.data4[6],
|
|
(unsigned) vendor.vendor_guid.data4[7]);
|
|
}
|
|
break;
|
|
default:
|
|
grub_printf ("/UnknownMessaging(%x)", (unsigned) subtype);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case GRUB_EFI_MEDIA_DEVICE_PATH_TYPE:
|
|
switch (subtype)
|
|
{
|
|
case GRUB_EFI_HARD_DRIVE_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_hard_drive_device_path_t hd;
|
|
grub_memcpy (&hd, dp, len);
|
|
grub_printf ("/HD(%u,%llx,%llx,%02x%02x%02x%02x%02x%02x%02x%02x,%x,%x)",
|
|
hd.partition_number,
|
|
(unsigned long long) hd.partition_start,
|
|
(unsigned long long) hd.partition_size,
|
|
(unsigned) hd.partition_signature[0],
|
|
(unsigned) hd.partition_signature[1],
|
|
(unsigned) hd.partition_signature[2],
|
|
(unsigned) hd.partition_signature[3],
|
|
(unsigned) hd.partition_signature[4],
|
|
(unsigned) hd.partition_signature[5],
|
|
(unsigned) hd.partition_signature[6],
|
|
(unsigned) hd.partition_signature[7],
|
|
(unsigned) hd.mbr_type,
|
|
(unsigned) hd.signature_type);
|
|
}
|
|
break;
|
|
case GRUB_EFI_CDROM_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_cdrom_device_path_t cd;
|
|
grub_memcpy (&cd, dp, len);
|
|
grub_printf ("/CD(%u,%llx,%llx)",
|
|
cd.boot_entry,
|
|
(unsigned long long) cd.partition_start,
|
|
(unsigned long long) cd.partition_size);
|
|
}
|
|
break;
|
|
case GRUB_EFI_VENDOR_MEDIA_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_vendor_media_device_path_t vendor;
|
|
grub_memcpy (&vendor, dp, sizeof (vendor));
|
|
grub_printf ("/Vendor(%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x)",
|
|
(unsigned) vendor.vendor_guid.data1,
|
|
(unsigned) vendor.vendor_guid.data2,
|
|
(unsigned) vendor.vendor_guid.data3,
|
|
(unsigned) vendor.vendor_guid.data4[0],
|
|
(unsigned) vendor.vendor_guid.data4[1],
|
|
(unsigned) vendor.vendor_guid.data4[2],
|
|
(unsigned) vendor.vendor_guid.data4[3],
|
|
(unsigned) vendor.vendor_guid.data4[4],
|
|
(unsigned) vendor.vendor_guid.data4[5],
|
|
(unsigned) vendor.vendor_guid.data4[6],
|
|
(unsigned) vendor.vendor_guid.data4[7]);
|
|
}
|
|
break;
|
|
case GRUB_EFI_FILE_PATH_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_file_path_device_path_t *fp;
|
|
grub_uint8_t buf[(len - 4) * 2 + 1];
|
|
fp = (grub_efi_file_path_device_path_t *) dp;
|
|
*grub_utf16_to_utf8 (buf, fp->path_name,
|
|
(len - 4) / sizeof (grub_efi_char16_t))
|
|
= '\0';
|
|
grub_printf ("/File(%s)", buf);
|
|
}
|
|
break;
|
|
case GRUB_EFI_PROTOCOL_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_protocol_device_path_t proto;
|
|
grub_memcpy (&proto, dp, sizeof (proto));
|
|
grub_printf ("/Protocol(%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x)",
|
|
(unsigned) proto.guid.data1,
|
|
(unsigned) proto.guid.data2,
|
|
(unsigned) proto.guid.data3,
|
|
(unsigned) proto.guid.data4[0],
|
|
(unsigned) proto.guid.data4[1],
|
|
(unsigned) proto.guid.data4[2],
|
|
(unsigned) proto.guid.data4[3],
|
|
(unsigned) proto.guid.data4[4],
|
|
(unsigned) proto.guid.data4[5],
|
|
(unsigned) proto.guid.data4[6],
|
|
(unsigned) proto.guid.data4[7]);
|
|
}
|
|
break;
|
|
default:
|
|
grub_printf ("/UnknownMedia(%x)", (unsigned) subtype);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case GRUB_EFI_BIOS_DEVICE_PATH_TYPE:
|
|
switch (subtype)
|
|
{
|
|
case GRUB_EFI_BIOS_DEVICE_PATH_SUBTYPE:
|
|
{
|
|
grub_efi_bios_device_path_t bios;
|
|
grub_memcpy (&bios, dp, sizeof (bios));
|
|
grub_printf ("/BIOS(%x,%x,%s)",
|
|
(unsigned) bios.device_type,
|
|
(unsigned) bios.status_flags,
|
|
(char *) (dp + 1));
|
|
}
|
|
break;
|
|
default:
|
|
grub_printf ("/UnknownBIOS(%x)", (unsigned) subtype);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
grub_printf ("/UnknownType(%x,%x)\n",
|
|
(unsigned) type,
|
|
(unsigned) subtype);
|
|
return;
|
|
break;
|
|
}
|
|
|
|
if (GRUB_EFI_END_ENTIRE_DEVICE_PATH (dp))
|
|
break;
|
|
|
|
dp = (grub_efi_device_path_t *) ((char *) dp + len);
|
|
}
|
|
}
|
|
|
|
int
|
|
grub_efi_finish_boot_services (void)
|
|
{
|
|
grub_efi_uintn_t mmap_size = 0;
|
|
grub_efi_uintn_t map_key;
|
|
grub_efi_uintn_t desc_size;
|
|
grub_efi_uint32_t desc_version;
|
|
void *mmap_buf = 0;
|
|
|
|
if (grub_efi_get_memory_map (&mmap_size, mmap_buf, &map_key,
|
|
&desc_size, &desc_version) < 0)
|
|
return 0;
|
|
|
|
mmap_buf = grub_malloc (mmap_size);
|
|
|
|
if (grub_efi_get_memory_map (&mmap_size, mmap_buf, &map_key,
|
|
&desc_size, &desc_version) <= 0)
|
|
return 0;
|
|
|
|
return grub_efi_exit_boot_services (map_key);
|
|
}
|
|
|