diff options
Diffstat (limited to 'grub-core/commands/efi/lsefi.c')
| -rw-r--r-- | grub-core/commands/efi/lsefi.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/grub-core/commands/efi/lsefi.c b/grub-core/commands/efi/lsefi.c new file mode 100644 index 0000000..d1ce99a --- /dev/null +++ b/grub-core/commands/efi/lsefi.c @@ -0,0 +1,155 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2012 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 + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + */ +#include <grub/types.h> +#include <grub/mm.h> +#include <grub/misc.h> +#include <grub/efi/api.h> +#include <grub/efi/edid.h> +#include <grub/efi/pci.h> +#include <grub/efi/efi.h> +#include <grub/efi/uga_draw.h> +#include <grub/efi/graphics_output.h> +#include <grub/efi/console_control.h> +#include <grub/command.h> + +GRUB_MOD_LICENSE ("GPLv3+"); + +struct known_protocol +{ + grub_efi_guid_t guid; + const char *name; +} known_protocols[] = + { + { GRUB_EFI_DISK_IO_GUID, "disk" }, + { GRUB_EFI_BLOCK_IO_GUID, "block" }, + { GRUB_EFI_SERIAL_IO_GUID, "serial" }, + { GRUB_EFI_SIMPLE_NETWORK_GUID, "network" }, + { GRUB_EFI_PXE_GUID, "pxe" }, + { GRUB_EFI_DEVICE_PATH_GUID, "device path" }, + { GRUB_EFI_PCI_IO_GUID, "PCI" }, + { GRUB_EFI_PCI_ROOT_IO_GUID, "PCI root" }, + { GRUB_EFI_EDID_ACTIVE_GUID, "active EDID" }, + { GRUB_EFI_EDID_DISCOVERED_GUID, "discovered EDID" }, + { GRUB_EFI_EDID_OVERRIDE_GUID, "override EDID" }, + { GRUB_EFI_GOP_GUID, "GOP" }, + { GRUB_EFI_UGA_DRAW_GUID, "UGA draw" }, + { GRUB_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID, "simple text output" }, + { GRUB_EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID, "simple text input" }, + { GRUB_EFI_SIMPLE_POINTER_PROTOCOL_GUID, "simple pointer" }, + { GRUB_EFI_CONSOLE_CONTROL_GUID, "console control" }, + { GRUB_EFI_ABSOLUTE_POINTER_PROTOCOL_GUID, "absolute pointer" }, + { GRUB_EFI_DRIVER_BINDING_PROTOCOL_GUID, "EFI driver binding" }, + { GRUB_EFI_LOAD_FILE_PROTOCOL_GUID, "load file" }, + { GRUB_EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID, "simple FS" }, + { GRUB_EFI_TAPE_IO_PROTOCOL_GUID, "tape I/O" }, + { GRUB_EFI_UNICODE_COLLATION_PROTOCOL_GUID, "unicode collation" }, + { GRUB_EFI_SCSI_IO_PROTOCOL_GUID, "SCSI I/O" }, + { GRUB_EFI_USB2_HC_PROTOCOL_GUID, "USB host" }, + { GRUB_EFI_DEBUG_SUPPORT_PROTOCOL_GUID, "debug support" }, + { GRUB_EFI_DEBUGPORT_PROTOCOL_GUID, "debug port" }, + { GRUB_EFI_DECOMPRESS_PROTOCOL_GUID, "decompress" }, + { GRUB_EFI_LOADED_IMAGE_PROTOCOL_GUID, "loaded image" }, + { GRUB_EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID, "device path to text" }, + { GRUB_EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID, "device path utilities" }, + { GRUB_EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID, "device path from text" }, + { GRUB_EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID, "HII config routing" }, + { GRUB_EFI_HII_DATABASE_PROTOCOL_GUID, "HII database" }, + { GRUB_EFI_HII_STRING_PROTOCOL_GUID, "HII string" }, + { GRUB_EFI_HII_IMAGE_PROTOCOL_GUID, "HII image" }, + { GRUB_EFI_HII_FONT_PROTOCOL_GUID, "HII font" }, + { GRUB_EFI_COMPONENT_NAME2_PROTOCOL_GUID, "component name 2" }, + { GRUB_EFI_HII_CONFIGURATION_ACCESS_PROTOCOL_GUID, + "HII configuration access" }, + { GRUB_EFI_USB_IO_PROTOCOL_GUID, "USB I/O" }, + }; + +static grub_err_t +grub_cmd_lsefi (grub_command_t cmd __attribute__ ((unused)), + int argc __attribute__ ((unused)), + char **args __attribute__ ((unused))) +{ + grub_efi_handle_t *handles; + grub_efi_uintn_t num_handles; + unsigned i, j, k; + + handles = grub_efi_locate_handle (GRUB_EFI_ALL_HANDLES, + NULL, NULL, &num_handles); + + for (i = 0; i < num_handles; i++) + { + grub_efi_handle_t handle = handles[i]; + grub_efi_status_t status; + grub_efi_uintn_t num_protocols; + grub_efi_packed_guid_t **protocols; + grub_efi_device_path_t *dp; + + grub_printf ("Handle %p\n", handle); + + dp = grub_efi_get_device_path (handle); + if (dp) + { + grub_printf (" "); + grub_efi_print_device_path (dp); + } + + status = efi_call_3 (grub_efi_system_table->boot_services->protocols_per_handle, + handle, &protocols, &num_protocols); + if (status != GRUB_EFI_SUCCESS) { + grub_printf ("Unable to retrieve protocols\n"); + continue; + } + for (j = 0; j < num_protocols; j++) + { + for (k = 0; k < ARRAY_SIZE (known_protocols); k++) + if (grub_memcmp (protocols[j], &known_protocols[k].guid, + sizeof (known_protocols[k].guid)) == 0) + break; + if (k < ARRAY_SIZE (known_protocols)) + grub_printf (" %s\n", known_protocols[k].name); + else + grub_printf (" %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x\n", + protocols[j]->data1, + protocols[j]->data2, + protocols[j]->data3, + (unsigned) protocols[j]->data4[0], + (unsigned) protocols[j]->data4[1], + (unsigned) protocols[j]->data4[2], + (unsigned) protocols[j]->data4[3], + (unsigned) protocols[j]->data4[4], + (unsigned) protocols[j]->data4[5], + (unsigned) protocols[j]->data4[6], + (unsigned) protocols[j]->data4[7]); + } + + } + + return 0; +} + +static grub_command_t cmd; + +GRUB_MOD_INIT(lsefi) +{ + cmd = grub_register_command ("lsefi", grub_cmd_lsefi, + NULL, "Display EFI handles."); +} + +GRUB_MOD_FINI(lsefi) +{ + grub_unregister_command (cmd); +} |