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https://github.com/ventoy/Ventoy
synced 2024-09-06 08:43:47 +00:00
add support for uefi driver loading (#1552)
This commit is contained in:
parent
01292939d3
commit
8b411663cf
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@ -913,6 +913,12 @@ module = {
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enable = x86_64_efi;
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};
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module = {
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name = fwload;
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efi = commands/efi/fwload.c;
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enable = efi;
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};
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module = {
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name = gptsync;
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common = commands/gptsync.c;
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205
GRUB2/MOD_SRC/grub-2.04/grub-core/commands/efi/fwload.c
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205
GRUB2/MOD_SRC/grub-2.04/grub-core/commands/efi/fwload.c
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@ -0,0 +1,205 @@
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2022 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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*/
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#include <grub/dl.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/err.h>
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#include <grub/extcmd.h>
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#include <grub/file.h>
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#include <grub/i18n.h>
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#include <grub/misc.h>
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#include <grub/mm.h>
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#include <grub/types.h>
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GRUB_MOD_LICENSE ("GPLv3+");
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static grub_efi_guid_t loaded_image_guid = GRUB_EFI_LOADED_IMAGE_GUID;
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static grub_efi_status_t
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grub_efi_connect_all (void)
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{
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grub_efi_status_t status;
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grub_efi_uintn_t handle_count;
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grub_efi_handle_t *handle_buffer;
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grub_efi_uintn_t index;
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grub_efi_boot_services_t *b;
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grub_dprintf ("efi", "Connecting ...\n");
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b = grub_efi_system_table->boot_services;
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status = efi_call_5 (b->locate_handle_buffer,
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GRUB_EFI_ALL_HANDLES, NULL, NULL,
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&handle_count, &handle_buffer);
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if (status != GRUB_EFI_SUCCESS)
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return status;
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for (index = 0; index < handle_count; index++)
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{
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status = efi_call_4 (b->connect_controller,
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handle_buffer[index], NULL, NULL, 1);
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}
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if (handle_buffer)
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{
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efi_call_1 (b->free_pool, handle_buffer);
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}
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return GRUB_EFI_SUCCESS;
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}
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static grub_err_t
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grub_efi_load_driver (grub_size_t size, void *boot_image, int connect)
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{
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grub_efi_status_t status;
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grub_efi_handle_t driver_handle;
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grub_efi_boot_services_t *b;
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grub_efi_loaded_image_t *loaded_image;
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b = grub_efi_system_table->boot_services;
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status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, NULL,
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boot_image, size, &driver_handle);
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if (status != GRUB_EFI_SUCCESS)
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{
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if (status == GRUB_EFI_OUT_OF_RESOURCES)
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grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of resources");
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else
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grub_error (GRUB_ERR_BAD_OS, "cannot load image");
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goto fail;
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}
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loaded_image = grub_efi_get_loaded_image (driver_handle);
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if (! loaded_image)
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{
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grub_error (GRUB_ERR_BAD_OS, "no loaded image available");
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goto fail;
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}
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grub_dprintf ("efi", "Registering loaded image\n");
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status = efi_call_3 (b->handle_protocol, driver_handle,
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&loaded_image_guid, (void **)&loaded_image);
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if (status != GRUB_EFI_SUCCESS)
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{
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grub_error (GRUB_ERR_BAD_OS, "not a dirver");
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goto fail;
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}
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grub_dprintf ("efi", "StartImage: %p\n", boot_image);
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status = efi_call_3 (b->start_image, driver_handle, NULL, NULL);
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if (status != GRUB_EFI_SUCCESS)
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{
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grub_error (GRUB_ERR_BAD_OS, "StartImage failed");
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goto fail;
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}
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if (connect)
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{
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status = grub_efi_connect_all ();
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if (status != GRUB_EFI_SUCCESS)
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{
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grub_error (GRUB_ERR_BAD_OS, "cannot connect controllers\n");
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goto fail;
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}
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}
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grub_dprintf ("efi", "Driver installed\n");
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return 0;
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fail:
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return grub_errno;
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}
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static const struct grub_arg_option options_fwload[] =
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{
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{"nc", 'n', 0, N_("Loads the driver, but does not connect the driver."), 0, 0},
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{0, 0, 0, 0, 0, 0}
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};
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static grub_err_t
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grub_cmd_fwload (grub_extcmd_context_t ctxt, int argc, char **args)
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{
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struct grub_arg_list *state = ctxt->state;
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int connect = 1;
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grub_file_t file = 0;
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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_uintn_t pages = 0;
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grub_ssize_t size;
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grub_efi_physical_address_t address;
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void *boot_image = 0;
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b = grub_efi_system_table->boot_services;
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if (argc != 1)
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goto fail;
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file = grub_file_open (args[0], GRUB_FILE_TYPE_EFI_CHAINLOADED_IMAGE);
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if (! file)
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goto fail;
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size = grub_file_size (file);
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if (!size)
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{
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grub_error (GRUB_ERR_BAD_OS, N_("premature end of file %s"), args[0]);
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goto fail;
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}
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pages = (((grub_efi_uintn_t) size + ((1 << 12) - 1)) >> 12);
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status = efi_call_4 (b->allocate_pages, GRUB_EFI_ALLOCATE_ANY_PAGES,
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GRUB_EFI_LOADER_CODE, pages, &address);
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if (status != GRUB_EFI_SUCCESS)
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{
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grub_error (GRUB_ERR_OUT_OF_MEMORY, N_("out of memory"));
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goto fail;
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}
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boot_image = (void *) ((grub_addr_t) address);
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if (grub_file_read (file, boot_image, size) != size)
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{
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if (grub_errno == GRUB_ERR_NONE)
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grub_error (GRUB_ERR_BAD_OS, N_("premature end of file %s"), args[0]);
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goto fail;
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}
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grub_file_close (file);
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if (state[0].set)
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connect = 0;
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if (grub_efi_load_driver (size, boot_image, connect))
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goto fail;
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return GRUB_ERR_NONE;
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fail:
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if (file)
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grub_file_close (file);
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if (address)
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efi_call_2 (b->free_pages, address, pages);
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return grub_errno;
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}
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static grub_err_t
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grub_cmd_fwconnect (grub_extcmd_context_t ctxt __attribute__ ((unused)),
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int argc __attribute__ ((unused)),
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char **args __attribute__ ((unused)))
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{
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grub_efi_connect_all ();
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return GRUB_ERR_NONE;
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}
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static grub_extcmd_t cmd_fwload, cmd_fwconnect;
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GRUB_MOD_INIT(fwload)
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{
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cmd_fwload = grub_register_extcmd ("fwload", grub_cmd_fwload, 0, N_("FILE"),
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N_("Install UEFI driver."), options_fwload);
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cmd_fwconnect = grub_register_extcmd ("fwconnect", grub_cmd_fwconnect, 0,
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NULL, N_("Connect drivers."), 0);
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}
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GRUB_MOD_FINI(fwload)
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{
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grub_unregister_extcmd (cmd_fwload);
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grub_unregister_extcmd (cmd_fwconnect);
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}
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@ -15,7 +15,7 @@ net_modules_legacy="net tftp http"
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all_modules_legacy="file setkey date drivemap blocklist regexp newc vga_text ntldr search at_keyboard usb_keyboard gcry_md5 hashsum gzio xzio lzopio lspci pci ext2 xfs ventoy chain read halt iso9660 linux16 test true sleep reboot echo videotest videoinfo videotest_checksum video_colors video_cirrus video_bochs vga vbe video_fb font video gettext extcmd terminal linux minicmd help configfile tr trig boot biosdisk disk ls tar squash4 password_pbkdf2 all_video png jpeg part_gpt part_msdos fat exfat ntfs loopback gzio normal udf gfxmenu gfxterm gfxterm_background gfxterm_menu"
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net_modules_uefi="efinet net tftp http"
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all_modules_uefi="file setkey blocklist ventoy test true regexp newc search at_keyboard usb_keyboard gcry_md5 hashsum gzio xzio lzopio ext2 xfs read halt sleep serial terminfo png password_pbkdf2 gcry_sha512 pbkdf2 part_gpt part_msdos ls tar squash4 loopback part_apple minicmd diskfilter linux relocator jpeg iso9660 udf hfsplus halt acpi mmap gfxmenu video_colors trig bitmap_scale gfxterm bitmap font fat exfat ntfs fshelp efifwsetup reboot echo configfile normal terminal gettext chain priority_queue bufio datetime cat extcmd crypto gzio boot all_video efi_gop efi_uga video_bochs video_cirrus video video_fb gfxterm_background gfxterm_menu mouse"
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all_modules_uefi="file setkey blocklist ventoy test true regexp newc search at_keyboard usb_keyboard gcry_md5 hashsum gzio xzio lzopio ext2 xfs read halt sleep serial terminfo png password_pbkdf2 gcry_sha512 pbkdf2 part_gpt part_msdos ls tar squash4 loopback part_apple minicmd diskfilter linux relocator jpeg iso9660 udf hfsplus halt acpi mmap gfxmenu video_colors trig bitmap_scale gfxterm bitmap font fat exfat ntfs fshelp efifwsetup reboot echo configfile normal terminal gettext chain priority_queue bufio datetime cat extcmd crypto gzio boot all_video efi_gop efi_uga video_bochs video_cirrus video video_fb gfxterm_background gfxterm_menu mouse fwload"
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all_modules_arm64_uefi="file setkey blocklist ventoy test true regexp newc search gcry_md5 hashsum gzio xzio lzopio ext2 xfs read halt sleep serial terminfo png password_pbkdf2 gcry_sha512 pbkdf2 part_gpt part_msdos ls tar squash4 loopback part_apple minicmd diskfilter linux jpeg iso9660 udf hfsplus halt acpi mmap gfxmenu video_colors trig bitmap_scale gfxterm bitmap font fat exfat ntfs fshelp efifwsetup reboot echo configfile normal terminal gettext chain priority_queue bufio datetime cat extcmd crypto gzio boot all_video efi_gop video video_fb gfxterm_background gfxterm_menu"
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