diff options
author | Luke Shumaker <lukeshu@lukeshu.com> | 2017-05-20 17:35:06 -0400 |
---|---|---|
committer | Luke Shumaker <lukeshu@lukeshu.com> | 2017-05-20 17:35:06 -0400 |
commit | f2f1f2472c5efc541bd53f51289ad58a86fa2d41 (patch) | |
tree | 42807ddc64ab0672744c716d9f952e5673762b9d /src/boot/efi | |
parent | 3eed542bbc10978aa0b68a39dd3619edf7a7d90b (diff) |
./tools/notsd-move
Diffstat (limited to 'src/boot/efi')
-rw-r--r-- | src/boot/efi/.gitignore | 2 | ||||
-rw-r--r-- | src/boot/efi/boot.c | 1857 | ||||
-rw-r--r-- | src/boot/efi/console.c | 135 | ||||
-rw-r--r-- | src/boot/efi/console.h | 32 | ||||
-rw-r--r-- | src/boot/efi/disk.c | 49 | ||||
-rw-r--r-- | src/boot/efi/disk.h | 19 | ||||
-rw-r--r-- | src/boot/efi/graphics.c | 88 | ||||
-rw-r--r-- | src/boot/efi/graphics.h | 22 | ||||
-rw-r--r-- | src/boot/efi/linux.c | 128 | ||||
-rw-r--r-- | src/boot/efi/linux.h | 22 | ||||
-rw-r--r-- | src/boot/efi/measure.c | 335 | ||||
-rw-r--r-- | src/boot/efi/measure.h | 21 | ||||
-rw-r--r-- | src/boot/efi/pefile.c | 170 | ||||
-rw-r--r-- | src/boot/efi/pefile.h | 20 | ||||
-rw-r--r-- | src/boot/efi/splash.c | 321 | ||||
-rw-r--r-- | src/boot/efi/splash.h | 20 | ||||
-rw-r--r-- | src/boot/efi/stub.c | 130 | ||||
-rw-r--r-- | src/boot/efi/util.c | 345 | ||||
-rw-r--r-- | src/boot/efi/util.h | 48 |
19 files changed, 0 insertions, 3764 deletions
diff --git a/src/boot/efi/.gitignore b/src/boot/efi/.gitignore deleted file mode 100644 index e193acbe12..0000000000 --- a/src/boot/efi/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -/systemd_boot.so -/stub.so diff --git a/src/boot/efi/boot.c b/src/boot/efi/boot.c deleted file mode 100644 index 30c1ead1aa..0000000000 --- a/src/boot/efi/boot.c +++ /dev/null @@ -1,1857 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2015 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012-2015 Harald Hoyer <harald@redhat.com> - */ - -#include <efi.h> -#include <efilib.h> - -#include "console.h" -#include "disk.h" -#include "graphics.h" -#include "linux.h" -#include "pefile.h" -#include "util.h" -#include "measure.h" - -#ifndef EFI_OS_INDICATIONS_BOOT_TO_FW_UI -#define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001ULL -#endif - -/* magic string to find in the binary image */ -static const char __attribute__((used)) magic[] = "#### LoaderInfo: systemd-boot " VERSION " ####"; - -static const EFI_GUID global_guid = EFI_GLOBAL_VARIABLE; - -enum loader_type { - LOADER_UNDEFINED, - LOADER_EFI, - LOADER_LINUX -}; - -typedef struct { - CHAR16 *file; - CHAR16 *title_show; - CHAR16 *title; - CHAR16 *version; - CHAR16 *machine_id; - EFI_HANDLE *device; - enum loader_type type; - CHAR16 *loader; - CHAR16 *options; - CHAR16 key; - EFI_STATUS (*call)(VOID); - BOOLEAN no_autoselect; - BOOLEAN non_unique; -} ConfigEntry; - -typedef struct { - ConfigEntry **entries; - UINTN entry_count; - INTN idx_default; - INTN idx_default_efivar; - UINTN timeout_sec; - UINTN timeout_sec_config; - INTN timeout_sec_efivar; - CHAR16 *entry_default_pattern; - CHAR16 *entry_oneshot; - CHAR16 *options_edit; - BOOLEAN no_editor; -} Config; - -static VOID cursor_left(UINTN *cursor, UINTN *first) { - if ((*cursor) > 0) - (*cursor)--; - else if ((*first) > 0) - (*first)--; -} - -static VOID cursor_right(UINTN *cursor, UINTN *first, UINTN x_max, UINTN len) { - if ((*cursor)+1 < x_max) - (*cursor)++; - else if ((*first) + (*cursor) < len) - (*first)++; -} - -static BOOLEAN line_edit(CHAR16 *line_in, CHAR16 **line_out, UINTN x_max, UINTN y_pos) { - CHAR16 *line; - UINTN size; - UINTN len; - UINTN first; - CHAR16 *print; - UINTN cursor; - UINTN clear; - BOOLEAN exit; - BOOLEAN enter; - - if (!line_in) - line_in = L""; - size = StrLen(line_in) + 1024; - line = AllocatePool(size * sizeof(CHAR16)); - StrCpy(line, line_in); - len = StrLen(line); - print = AllocatePool((x_max+1) * sizeof(CHAR16)); - - uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, TRUE); - - first = 0; - cursor = 0; - clear = 0; - enter = FALSE; - exit = FALSE; - while (!exit) { - EFI_STATUS err; - UINT64 key; - UINTN i; - - i = len - first; - if (i >= x_max-1) - i = x_max-1; - CopyMem(print, line + first, i * sizeof(CHAR16)); - while (clear > 0 && i < x_max-1) { - clear--; - print[i++] = ' '; - } - print[i] = '\0'; - - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_pos); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, print); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - - err = console_key_read(&key, TRUE); - if (EFI_ERROR(err)) - continue; - - switch (key) { - case KEYPRESS(0, SCAN_ESC, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'c'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'g'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('c')): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('g')): - exit = TRUE; - break; - - case KEYPRESS(0, SCAN_HOME, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'a'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('a')): - /* beginning-of-line */ - cursor = 0; - first = 0; - continue; - - case KEYPRESS(0, SCAN_END, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'e'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('e')): - /* end-of-line */ - cursor = len - first; - if (cursor+1 >= x_max) { - cursor = x_max-1; - first = len - (x_max-1); - } - continue; - - case KEYPRESS(0, SCAN_DOWN, 0): - case KEYPRESS(EFI_ALT_PRESSED, 0, 'f'): - case KEYPRESS(EFI_CONTROL_PRESSED, SCAN_RIGHT, 0): - /* forward-word */ - while (line[first + cursor] && line[first + cursor] == ' ') - cursor_right(&cursor, &first, x_max, len); - while (line[first + cursor] && line[first + cursor] != ' ') - cursor_right(&cursor, &first, x_max, len); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - continue; - - case KEYPRESS(0, SCAN_UP, 0): - case KEYPRESS(EFI_ALT_PRESSED, 0, 'b'): - case KEYPRESS(EFI_CONTROL_PRESSED, SCAN_LEFT, 0): - /* backward-word */ - if ((first + cursor) > 0 && line[first + cursor-1] == ' ') { - cursor_left(&cursor, &first); - while ((first + cursor) > 0 && line[first + cursor] == ' ') - cursor_left(&cursor, &first); - } - while ((first + cursor) > 0 && line[first + cursor-1] != ' ') - cursor_left(&cursor, &first); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - continue; - - case KEYPRESS(0, SCAN_RIGHT, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'f'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('f')): - /* forward-char */ - if (first + cursor == len) - continue; - cursor_right(&cursor, &first, x_max, len); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - continue; - - case KEYPRESS(0, SCAN_LEFT, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'b'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('b')): - /* backward-char */ - cursor_left(&cursor, &first); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - continue; - - case KEYPRESS(EFI_ALT_PRESSED, 0, 'd'): - /* kill-word */ - clear = 0; - for (i = first + cursor; i < len && line[i] == ' '; i++) - clear++; - for (; i < len && line[i] != ' '; i++) - clear++; - - for (i = first + cursor; i + clear < len; i++) - line[i] = line[i + clear]; - len -= clear; - line[len] = '\0'; - continue; - - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'w'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('w')): - case KEYPRESS(EFI_ALT_PRESSED, 0, CHAR_BACKSPACE): - /* backward-kill-word */ - clear = 0; - if ((first + cursor) > 0 && line[first + cursor-1] == ' ') { - cursor_left(&cursor, &first); - clear++; - while ((first + cursor) > 0 && line[first + cursor] == ' ') { - cursor_left(&cursor, &first); - clear++; - } - } - while ((first + cursor) > 0 && line[first + cursor-1] != ' ') { - cursor_left(&cursor, &first); - clear++; - } - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); - - for (i = first + cursor; i + clear < len; i++) - line[i] = line[i + clear]; - len -= clear; - line[len] = '\0'; - continue; - - case KEYPRESS(0, SCAN_DELETE, 0): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'd'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('d')): - if (len == 0) - continue; - if (first + cursor == len) - continue; - for (i = first + cursor; i < len; i++) - line[i] = line[i+1]; - clear = 1; - len--; - continue; - - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'k'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('k')): - /* kill-line */ - line[first + cursor] = '\0'; - clear = len - (first + cursor); - len = first + cursor; - continue; - - case KEYPRESS(0, 0, CHAR_LINEFEED): - case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN): - if (StrCmp(line, line_in) != 0) { - *line_out = line; - line = NULL; - } - enter = TRUE; - exit = TRUE; - break; - - case KEYPRESS(0, 0, CHAR_BACKSPACE): - if (len == 0) - continue; - if (first == 0 && cursor == 0) - continue; - for (i = first + cursor-1; i < len; i++) - line[i] = line[i+1]; - clear = 1; - len--; - if (cursor > 0) - cursor--; - if (cursor > 0 || first == 0) - continue; - /* show full line if it fits */ - if (len < x_max) { - cursor = first; - first = 0; - continue; - } - /* jump left to see what we delete */ - if (first > 10) { - first -= 10; - cursor = 10; - } else { - cursor = first; - first = 0; - } - continue; - - case KEYPRESS(0, 0, ' ') ... KEYPRESS(0, 0, '~'): - case KEYPRESS(0, 0, 0x80) ... KEYPRESS(0, 0, 0xffff): - if (len+1 == size) - continue; - for (i = len; i > first + cursor; i--) - line[i] = line[i-1]; - line[first + cursor] = KEYCHAR(key); - len++; - line[len] = '\0'; - if (cursor+1 < x_max) - cursor++; - else if (first + cursor < len) - first++; - continue; - } - } - - uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, FALSE); - FreePool(print); - FreePool(line); - return enter; -} - -static UINTN entry_lookup_key(Config *config, UINTN start, CHAR16 key) { - UINTN i; - - if (key == 0) - return -1; - - /* select entry by number key */ - if (key >= '1' && key <= '9') { - i = key - '0'; - if (i > config->entry_count) - i = config->entry_count; - return i-1; - } - - /* find matching key in config entries */ - for (i = start; i < config->entry_count; i++) - if (config->entries[i]->key == key) - return i; - - for (i = 0; i < start; i++) - if (config->entries[i]->key == key) - return i; - - return -1; -} - -static VOID print_status(Config *config, CHAR16 *loaded_image_path) { - UINT64 key; - UINTN i; - CHAR16 *s; - CHAR8 *b; - UINTN x; - UINTN y; - UINTN size; - - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); - - Print(L"systemd-boot version: " VERSION "\n"); - Print(L"architecture: " EFI_MACHINE_TYPE_NAME "\n"); - Print(L"loaded image: %s\n", loaded_image_path); - Print(L"UEFI specification: %d.%02d\n", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff); - Print(L"firmware vendor: %s\n", ST->FirmwareVendor); - Print(L"firmware version: %d.%02d\n", ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); - - if (uefi_call_wrapper(ST->ConOut->QueryMode, 4, ST->ConOut, ST->ConOut->Mode->Mode, &x, &y) == EFI_SUCCESS) - Print(L"console size: %d x %d\n", x, y); - - if (efivar_get_raw(&global_guid, L"SecureBoot", &b, &size) == EFI_SUCCESS) { - Print(L"SecureBoot: %s\n", yes_no(*b > 0)); - FreePool(b); - } - - if (efivar_get_raw(&global_guid, L"SetupMode", &b, &size) == EFI_SUCCESS) { - Print(L"SetupMode: %s\n", *b > 0 ? L"setup" : L"user"); - FreePool(b); - } - - if (efivar_get_raw(&global_guid, L"OsIndicationsSupported", &b, &size) == EFI_SUCCESS) { - Print(L"OsIndicationsSupported: %d\n", (UINT64)*b); - FreePool(b); - } - Print(L"\n"); - - Print(L"timeout: %d\n", config->timeout_sec); - if (config->timeout_sec_efivar >= 0) - Print(L"timeout (EFI var): %d\n", config->timeout_sec_efivar); - Print(L"timeout (config): %d\n", config->timeout_sec_config); - if (config->entry_default_pattern) - Print(L"default pattern: '%s'\n", config->entry_default_pattern); - Print(L"editor: %s\n", yes_no(!config->no_editor)); - Print(L"\n"); - - Print(L"config entry count: %d\n", config->entry_count); - Print(L"entry selected idx: %d\n", config->idx_default); - if (config->idx_default_efivar >= 0) - Print(L"entry EFI var idx: %d\n", config->idx_default_efivar); - Print(L"\n"); - - if (efivar_get_int(L"LoaderConfigTimeout", &i) == EFI_SUCCESS) - Print(L"LoaderConfigTimeout: %d\n", i); - if (config->entry_oneshot) - Print(L"LoaderEntryOneShot: %s\n", config->entry_oneshot); - if (efivar_get(L"LoaderDevicePartUUID", &s) == EFI_SUCCESS) { - Print(L"LoaderDevicePartUUID: %s\n", s); - FreePool(s); - } - if (efivar_get(L"LoaderEntryDefault", &s) == EFI_SUCCESS) { - Print(L"LoaderEntryDefault: %s\n", s); - FreePool(s); - } - - Print(L"\n--- press key ---\n\n"); - console_key_read(&key, TRUE); - - for (i = 0; i < config->entry_count; i++) { - ConfigEntry *entry; - - if (key == KEYPRESS(0, SCAN_ESC, 0) || key == KEYPRESS(0, 0, 'q')) - break; - - entry = config->entries[i]; - Print(L"config entry: %d/%d\n", i+1, config->entry_count); - if (entry->file) - Print(L"file '%s'\n", entry->file); - Print(L"title show '%s'\n", entry->title_show); - if (entry->title) - Print(L"title '%s'\n", entry->title); - if (entry->version) - Print(L"version '%s'\n", entry->version); - if (entry->machine_id) - Print(L"machine-id '%s'\n", entry->machine_id); - if (entry->device) { - EFI_DEVICE_PATH *device_path; - CHAR16 *str; - - device_path = DevicePathFromHandle(entry->device); - if (device_path) { - str = DevicePathToStr(device_path); - Print(L"device handle '%s'\n", str); - FreePool(str); - } - } - if (entry->loader) - Print(L"loader '%s'\n", entry->loader); - if (entry->options) - Print(L"options '%s'\n", entry->options); - Print(L"auto-select %s\n", yes_no(!entry->no_autoselect)); - if (entry->call) - Print(L"internal call yes\n"); - - Print(L"\n--- press key ---\n\n"); - console_key_read(&key, TRUE); - } - - uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); -} - -static BOOLEAN menu_run(Config *config, ConfigEntry **chosen_entry, CHAR16 *loaded_image_path) { - EFI_STATUS err; - UINTN visible_max; - UINTN idx_highlight; - UINTN idx_highlight_prev; - UINTN idx_first; - UINTN idx_last; - BOOLEAN refresh; - BOOLEAN highlight; - UINTN i; - UINTN line_width; - CHAR16 **lines; - UINTN x_start; - UINTN y_start; - UINTN x_max; - UINTN y_max; - CHAR16 *status; - CHAR16 *clearline; - INTN timeout_remain; - INT16 idx; - BOOLEAN exit = FALSE; - BOOLEAN run = TRUE; - BOOLEAN wait = FALSE; - - graphics_mode(FALSE); - uefi_call_wrapper(ST->ConIn->Reset, 2, ST->ConIn, FALSE); - uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, FALSE); - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - - /* draw a single character to make ClearScreen work on some firmware */ - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L" "); - uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); - - err = uefi_call_wrapper(ST->ConOut->QueryMode, 4, ST->ConOut, ST->ConOut->Mode->Mode, &x_max, &y_max); - if (EFI_ERROR(err)) { - x_max = 80; - y_max = 25; - } - - /* we check 10 times per second for a keystroke */ - if (config->timeout_sec > 0) - timeout_remain = config->timeout_sec * 10; - else - timeout_remain = -1; - - idx_highlight = config->idx_default; - idx_highlight_prev = 0; - - visible_max = y_max - 2; - - if ((UINTN)config->idx_default >= visible_max) - idx_first = config->idx_default-1; - else - idx_first = 0; - - idx_last = idx_first + visible_max-1; - - refresh = TRUE; - highlight = FALSE; - - /* length of the longest entry */ - line_width = 5; - for (i = 0; i < config->entry_count; i++) { - UINTN entry_len; - - entry_len = StrLen(config->entries[i]->title_show); - if (line_width < entry_len) - line_width = entry_len; - } - if (line_width > x_max-6) - line_width = x_max-6; - - /* offsets to center the entries on the screen */ - x_start = (x_max - (line_width)) / 2; - if (config->entry_count < visible_max) - y_start = ((visible_max - config->entry_count) / 2) + 1; - else - y_start = 0; - - /* menu entries title lines */ - lines = AllocatePool(sizeof(CHAR16 *) * config->entry_count); - for (i = 0; i < config->entry_count; i++) { - UINTN j, k; - - lines[i] = AllocatePool(((x_max+1) * sizeof(CHAR16))); - for (j = 0; j < x_start; j++) - lines[i][j] = ' '; - - for (k = 0; config->entries[i]->title_show[k] != '\0' && j < x_max; j++, k++) - lines[i][j] = config->entries[i]->title_show[k]; - - for (; j < x_max; j++) - lines[i][j] = ' '; - lines[i][x_max] = '\0'; - } - - status = NULL; - clearline = AllocatePool((x_max+1) * sizeof(CHAR16)); - for (i = 0; i < x_max; i++) - clearline[i] = ' '; - clearline[i] = 0; - - while (!exit) { - UINT64 key; - - if (refresh) { - for (i = 0; i < config->entry_count; i++) { - if (i < idx_first || i > idx_last) - continue; - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + i - idx_first); - if (i == idx_highlight) - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, - EFI_BLACK|EFI_BACKGROUND_LIGHTGRAY); - else - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, - EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[i]); - if ((INTN)i == config->idx_default_efivar) { - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + i - idx_first); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); - } - } - refresh = FALSE; - } else if (highlight) { - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + idx_highlight_prev - idx_first); - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[idx_highlight_prev]); - if ((INTN)idx_highlight_prev == config->idx_default_efivar) { - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + idx_highlight_prev - idx_first); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); - } - - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + idx_highlight - idx_first); - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_BLACK|EFI_BACKGROUND_LIGHTGRAY); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[idx_highlight]); - if ((INTN)idx_highlight == config->idx_default_efivar) { - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + idx_highlight - idx_first); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); - } - highlight = FALSE; - } - - if (timeout_remain > 0) { - FreePool(status); - status = PoolPrint(L"Boot in %d sec.", (timeout_remain + 5) / 10); - } - - /* print status at last line of screen */ - if (status) { - UINTN len; - UINTN x; - - /* center line */ - len = StrLen(status); - if (len < x_max) - x = (x_max - len) / 2; - else - x = 0; - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline + (x_max - x)); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, status); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1 + x + len); - } - - err = console_key_read(&key, wait); - if (EFI_ERROR(err)) { - /* timeout reached */ - if (timeout_remain == 0) { - exit = TRUE; - break; - } - - /* sleep and update status */ - if (timeout_remain > 0) { - uefi_call_wrapper(BS->Stall, 1, 100 * 1000); - timeout_remain--; - continue; - } - - /* timeout disabled, wait for next key */ - wait = TRUE; - continue; - } - - timeout_remain = -1; - - /* clear status after keystroke */ - if (status) { - FreePool(status); - status = NULL; - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); - } - - idx_highlight_prev = idx_highlight; - - switch (key) { - case KEYPRESS(0, SCAN_UP, 0): - case KEYPRESS(0, 0, 'k'): - if (idx_highlight > 0) - idx_highlight--; - break; - - case KEYPRESS(0, SCAN_DOWN, 0): - case KEYPRESS(0, 0, 'j'): - if (idx_highlight < config->entry_count-1) - idx_highlight++; - break; - - case KEYPRESS(0, SCAN_HOME, 0): - case KEYPRESS(EFI_ALT_PRESSED, 0, '<'): - if (idx_highlight > 0) { - refresh = TRUE; - idx_highlight = 0; - } - break; - - case KEYPRESS(0, SCAN_END, 0): - case KEYPRESS(EFI_ALT_PRESSED, 0, '>'): - if (idx_highlight < config->entry_count-1) { - refresh = TRUE; - idx_highlight = config->entry_count-1; - } - break; - - case KEYPRESS(0, SCAN_PAGE_UP, 0): - if (idx_highlight > visible_max) - idx_highlight -= visible_max; - else - idx_highlight = 0; - break; - - case KEYPRESS(0, SCAN_PAGE_DOWN, 0): - idx_highlight += visible_max; - if (idx_highlight > config->entry_count-1) - idx_highlight = config->entry_count-1; - break; - - case KEYPRESS(0, 0, CHAR_LINEFEED): - case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN): - exit = TRUE; - break; - - case KEYPRESS(0, SCAN_F1, 0): - case KEYPRESS(0, 0, 'h'): - case KEYPRESS(0, 0, '?'): - status = StrDuplicate(L"(d)efault, (t/T)timeout, (e)dit, (v)ersion (Q)uit (P)rint (h)elp"); - break; - - case KEYPRESS(0, 0, 'Q'): - exit = TRUE; - run = FALSE; - break; - - case KEYPRESS(0, 0, 'd'): - if (config->idx_default_efivar != (INTN)idx_highlight) { - /* store the selected entry in a persistent EFI variable */ - efivar_set(L"LoaderEntryDefault", config->entries[idx_highlight]->file, TRUE); - config->idx_default_efivar = idx_highlight; - status = StrDuplicate(L"Default boot entry selected."); - } else { - /* clear the default entry EFI variable */ - efivar_set(L"LoaderEntryDefault", NULL, TRUE); - config->idx_default_efivar = -1; - status = StrDuplicate(L"Default boot entry cleared."); - } - refresh = TRUE; - break; - - case KEYPRESS(0, 0, '-'): - case KEYPRESS(0, 0, 'T'): - if (config->timeout_sec_efivar > 0) { - config->timeout_sec_efivar--; - efivar_set_int(L"LoaderConfigTimeout", config->timeout_sec_efivar, TRUE); - if (config->timeout_sec_efivar > 0) - status = PoolPrint(L"Menu timeout set to %d sec.", config->timeout_sec_efivar); - else - status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); - } else if (config->timeout_sec_efivar <= 0){ - config->timeout_sec_efivar = -1; - efivar_set(L"LoaderConfigTimeout", NULL, TRUE); - if (config->timeout_sec_config > 0) - status = PoolPrint(L"Menu timeout of %d sec is defined by configuration file.", - config->timeout_sec_config); - else - status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); - } - break; - - case KEYPRESS(0, 0, '+'): - case KEYPRESS(0, 0, 't'): - if (config->timeout_sec_efivar == -1 && config->timeout_sec_config == 0) - config->timeout_sec_efivar++; - config->timeout_sec_efivar++; - efivar_set_int(L"LoaderConfigTimeout", config->timeout_sec_efivar, TRUE); - if (config->timeout_sec_efivar > 0) - status = PoolPrint(L"Menu timeout set to %d sec.", - config->timeout_sec_efivar); - else - status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); - break; - - case KEYPRESS(0, 0, 'e'): - /* only the options of configured entries can be edited */ - if (config->no_editor || config->entries[idx_highlight]->type == LOADER_UNDEFINED) - break; - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); - if (line_edit(config->entries[idx_highlight]->options, &config->options_edit, x_max-1, y_max-1)) - exit = TRUE; - uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); - uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); - break; - - case KEYPRESS(0, 0, 'v'): - status = PoolPrint(L"systemd-boot " VERSION " (" EFI_MACHINE_TYPE_NAME "), UEFI Specification %d.%02d, Vendor %s %d.%02d", - ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff, - ST->FirmwareVendor, ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); - break; - - case KEYPRESS(0, 0, 'P'): - print_status(config, loaded_image_path); - refresh = TRUE; - break; - - case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'l'): - case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('l')): - refresh = TRUE; - break; - - default: - /* jump with a hotkey directly to a matching entry */ - idx = entry_lookup_key(config, idx_highlight+1, KEYCHAR(key)); - if (idx < 0) - break; - idx_highlight = idx; - refresh = TRUE; - } - - if (idx_highlight > idx_last) { - idx_last = idx_highlight; - idx_first = 1 + idx_highlight - visible_max; - refresh = TRUE; - } else if (idx_highlight < idx_first) { - idx_first = idx_highlight; - idx_last = idx_highlight + visible_max-1; - refresh = TRUE; - } - - if (!refresh && idx_highlight != idx_highlight_prev) - highlight = TRUE; - } - - *chosen_entry = config->entries[idx_highlight]; - - for (i = 0; i < config->entry_count; i++) - FreePool(lines[i]); - FreePool(lines); - FreePool(clearline); - - uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_WHITE|EFI_BACKGROUND_BLACK); - uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); - return run; -} - -static VOID config_add_entry(Config *config, ConfigEntry *entry) { - if ((config->entry_count & 15) == 0) { - UINTN i; - - i = config->entry_count + 16; - if (config->entry_count == 0) - config->entries = AllocatePool(sizeof(VOID *) * i); - else - config->entries = ReallocatePool(config->entries, - sizeof(VOID *) * config->entry_count, sizeof(VOID *) * i); - } - config->entries[config->entry_count++] = entry; -} - -static VOID config_entry_free(ConfigEntry *entry) { - FreePool(entry->title_show); - FreePool(entry->title); - FreePool(entry->machine_id); - FreePool(entry->loader); - FreePool(entry->options); -} - -static BOOLEAN is_digit(CHAR16 c) { - return (c >= '0') && (c <= '9'); -} - -static UINTN c_order(CHAR16 c) { - if (c == '\0') - return 0; - if (is_digit(c)) - return 0; - else if ((c >= 'a') && (c <= 'z')) - return c; - else - return c + 0x10000; -} - -static INTN str_verscmp(CHAR16 *s1, CHAR16 *s2) { - CHAR16 *os1 = s1; - CHAR16 *os2 = s2; - - while (*s1 || *s2) { - INTN first; - - while ((*s1 && !is_digit(*s1)) || (*s2 && !is_digit(*s2))) { - INTN order; - - order = c_order(*s1) - c_order(*s2); - if (order) - return order; - s1++; - s2++; - } - - while (*s1 == '0') - s1++; - while (*s2 == '0') - s2++; - - first = 0; - while (is_digit(*s1) && is_digit(*s2)) { - if (first == 0) - first = *s1 - *s2; - s1++; - s2++; - } - - if (is_digit(*s1)) - return 1; - if (is_digit(*s2)) - return -1; - - if (first) - return first; - } - - return StrCmp(os1, os2); -} - -static CHAR8 *line_get_key_value(CHAR8 *content, CHAR8 *sep, UINTN *pos, CHAR8 **key_ret, CHAR8 **value_ret) { - CHAR8 *line; - UINTN linelen; - CHAR8 *value; - -skip: - line = content + *pos; - if (*line == '\0') - return NULL; - - linelen = 0; - while (line[linelen] && !strchra((CHAR8 *)"\n\r", line[linelen])) - linelen++; - - /* move pos to next line */ - *pos += linelen; - if (content[*pos]) - (*pos)++; - - /* empty line */ - if (linelen == 0) - goto skip; - - /* terminate line */ - line[linelen] = '\0'; - - /* remove leading whitespace */ - while (strchra((CHAR8 *)" \t", *line)) { - line++; - linelen--; - } - - /* remove trailing whitespace */ - while (linelen > 0 && strchra(sep, line[linelen-1])) - linelen--; - line[linelen] = '\0'; - - if (*line == '#') - goto skip; - - /* split key/value */ - value = line; - while (*value && !strchra(sep, *value)) - value++; - if (*value == '\0') - goto skip; - *value = '\0'; - value++; - while (*value && strchra(sep, *value)) - value++; - - /* unquote */ - if (value[0] == '\"' && line[linelen-1] == '\"') { - value++; - line[linelen-1] = '\0'; - } - - *key_ret = line; - *value_ret = value; - return line; -} - -static VOID config_defaults_load_from_file(Config *config, CHAR8 *content) { - CHAR8 *line; - UINTN pos = 0; - CHAR8 *key, *value; - - line = content; - while ((line = line_get_key_value(content, (CHAR8 *)" \t", &pos, &key, &value))) { - if (strcmpa((CHAR8 *)"timeout", key) == 0) { - CHAR16 *s; - - s = stra_to_str(value); - config->timeout_sec_config = Atoi(s); - config->timeout_sec = config->timeout_sec_config; - FreePool(s); - continue; - } - - if (strcmpa((CHAR8 *)"default", key) == 0) { - FreePool(config->entry_default_pattern); - config->entry_default_pattern = stra_to_str(value); - StrLwr(config->entry_default_pattern); - continue; - } - - if (strcmpa((CHAR8 *)"editor", key) == 0) { - BOOLEAN on; - - if (EFI_ERROR(parse_boolean(value, &on))) - continue; - config->no_editor = !on; - } - } -} - -static VOID config_entry_add_from_file(Config *config, EFI_HANDLE *device, CHAR16 *file, CHAR8 *content, CHAR16 *loaded_image_path) { - ConfigEntry *entry; - CHAR8 *line; - UINTN pos = 0; - CHAR8 *key, *value; - UINTN len; - CHAR16 *initrd = NULL; - - entry = AllocateZeroPool(sizeof(ConfigEntry)); - - line = content; - while ((line = line_get_key_value(content, (CHAR8 *)" \t", &pos, &key, &value))) { - if (strcmpa((CHAR8 *)"title", key) == 0) { - FreePool(entry->title); - entry->title = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"version", key) == 0) { - FreePool(entry->version); - entry->version = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"machine-id", key) == 0) { - FreePool(entry->machine_id); - entry->machine_id = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"linux", key) == 0) { - FreePool(entry->loader); - entry->type = LOADER_LINUX; - entry->loader = stra_to_path(value); - entry->key = 'l'; - continue; - } - - if (strcmpa((CHAR8 *)"efi", key) == 0) { - entry->type = LOADER_EFI; - FreePool(entry->loader); - entry->loader = stra_to_path(value); - - /* do not add an entry for ourselves */ - if (StriCmp(entry->loader, loaded_image_path) == 0) { - entry->type = LOADER_UNDEFINED; - break; - } - continue; - } - - if (strcmpa((CHAR8 *)"architecture", key) == 0) { - /* do not add an entry for an EFI image of architecture not matching with that of the image */ - if (strcmpa((CHAR8 *)EFI_MACHINE_TYPE_NAME, value) != 0) { - entry->type = LOADER_UNDEFINED; - break; - } - continue; - } - - if (strcmpa((CHAR8 *)"initrd", key) == 0) { - CHAR16 *new; - - new = stra_to_path(value); - if (initrd) { - CHAR16 *s; - - s = PoolPrint(L"%s initrd=%s", initrd, new); - FreePool(initrd); - initrd = s; - } else - initrd = PoolPrint(L"initrd=%s", new); - FreePool(new); - continue; - } - - if (strcmpa((CHAR8 *)"options", key) == 0) { - CHAR16 *new; - - new = stra_to_str(value); - if (entry->options) { - CHAR16 *s; - - s = PoolPrint(L"%s %s", entry->options, new); - FreePool(entry->options); - entry->options = s; - } else { - entry->options = new; - new = NULL; - } - FreePool(new); - continue; - } - } - - if (entry->type == LOADER_UNDEFINED) { - config_entry_free(entry); - FreePool(initrd); - FreePool(entry); - return; - } - - /* add initrd= to options */ - if (entry->type == LOADER_LINUX && initrd) { - if (entry->options) { - CHAR16 *s; - - s = PoolPrint(L"%s %s", initrd, entry->options); - FreePool(entry->options); - entry->options = s; - } else { - entry->options = initrd; - initrd = NULL; - } - } - FreePool(initrd); - - entry->device = device; - entry->file = StrDuplicate(file); - len = StrLen(entry->file); - /* remove ".conf" */ - if (len > 5) - entry->file[len - 5] = '\0'; - StrLwr(entry->file); - - config_add_entry(config, entry); -} - -static VOID config_load_defaults(Config *config, EFI_FILE *root_dir) { - CHAR8 *content = NULL; - UINTN sec; - UINTN len; - EFI_STATUS err; - - len = file_read(root_dir, L"\\loader\\loader.conf", 0, 0, &content); - if (len > 0) - config_defaults_load_from_file(config, content); - FreePool(content); - - err = efivar_get_int(L"LoaderConfigTimeout", &sec); - if (!EFI_ERROR(err)) { - config->timeout_sec_efivar = sec; - config->timeout_sec = sec; - } else - config->timeout_sec_efivar = -1; -} - -static VOID config_load_entries(Config *config, EFI_HANDLE *device, EFI_FILE *root_dir, CHAR16 *loaded_image_path) { - EFI_FILE_HANDLE entries_dir; - EFI_STATUS err; - - err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &entries_dir, L"\\loader\\entries", EFI_FILE_MODE_READ, 0ULL); - if (!EFI_ERROR(err)) { - for (;;) { - CHAR16 buf[256]; - UINTN bufsize; - EFI_FILE_INFO *f; - CHAR8 *content = NULL; - UINTN len; - - bufsize = sizeof(buf); - err = uefi_call_wrapper(entries_dir->Read, 3, entries_dir, &bufsize, buf); - if (bufsize == 0 || EFI_ERROR(err)) - break; - - f = (EFI_FILE_INFO *) buf; - if (f->FileName[0] == '.') - continue; - if (f->Attribute & EFI_FILE_DIRECTORY) - continue; - - len = StrLen(f->FileName); - if (len < 6) - continue; - if (StriCmp(f->FileName + len - 5, L".conf") != 0) - continue; - if (StrnCmp(f->FileName, L"auto-", 5) == 0) - continue; - - len = file_read(entries_dir, f->FileName, 0, 0, &content); - if (len > 0) - config_entry_add_from_file(config, device, f->FileName, content, loaded_image_path); - FreePool(content); - } - uefi_call_wrapper(entries_dir->Close, 1, entries_dir); - } -} - -static VOID config_sort_entries(Config *config) { - UINTN i; - - for (i = 1; i < config->entry_count; i++) { - BOOLEAN more; - UINTN k; - - more = FALSE; - for (k = 0; k < config->entry_count - i; k++) { - ConfigEntry *entry; - - if (str_verscmp(config->entries[k]->file, config->entries[k+1]->file) <= 0) - continue; - entry = config->entries[k]; - config->entries[k] = config->entries[k+1]; - config->entries[k+1] = entry; - more = TRUE; - } - if (!more) - break; - } -} - -static VOID config_default_entry_select(Config *config) { - CHAR16 *var; - EFI_STATUS err; - UINTN i; - - /* - * The EFI variable to specify a boot entry for the next, and only the - * next reboot. The variable is always cleared directly after it is read. - */ - err = efivar_get(L"LoaderEntryOneShot", &var); - if (!EFI_ERROR(err)) { - BOOLEAN found = FALSE; - - for (i = 0; i < config->entry_count; i++) { - if (StrCmp(config->entries[i]->file, var) == 0) { - config->idx_default = i; - found = TRUE; - break; - } - } - - config->entry_oneshot = StrDuplicate(var); - efivar_set(L"LoaderEntryOneShot", NULL, TRUE); - FreePool(var); - if (found) - return; - } - - /* - * The EFI variable to select the default boot entry overrides the - * configured pattern. The variable can be set and cleared by pressing - * the 'd' key in the loader selection menu, the entry is marked with - * an '*'. - */ - err = efivar_get(L"LoaderEntryDefault", &var); - if (!EFI_ERROR(err)) { - BOOLEAN found = FALSE; - - for (i = 0; i < config->entry_count; i++) { - if (StrCmp(config->entries[i]->file, var) == 0) { - config->idx_default = i; - config->idx_default_efivar = i; - found = TRUE; - break; - } - } - FreePool(var); - if (found) - return; - } - config->idx_default_efivar = -1; - - if (config->entry_count == 0) - return; - - /* - * Match the pattern from the end of the list to the start, find last - * entry (largest number) matching the given pattern. - */ - if (config->entry_default_pattern) { - i = config->entry_count; - while (i--) { - if (config->entries[i]->no_autoselect) - continue; - if (MetaiMatch(config->entries[i]->file, config->entry_default_pattern)) { - config->idx_default = i; - return; - } - } - } - - /* select the last suitable entry */ - i = config->entry_count; - while (i--) { - if (config->entries[i]->no_autoselect) - continue; - config->idx_default = i; - return; - } - - /* no entry found */ - config->idx_default = -1; -} - -/* generate a unique title, avoiding non-distinguishable menu entries */ -static VOID config_title_generate(Config *config) { - UINTN i, k; - BOOLEAN unique; - - /* set title */ - for (i = 0; i < config->entry_count; i++) { - CHAR16 *title; - - FreePool(config->entries[i]->title_show); - title = config->entries[i]->title; - if (!title) - title = config->entries[i]->file; - config->entries[i]->title_show = StrDuplicate(title); - } - - unique = TRUE; - for (i = 0; i < config->entry_count; i++) { - for (k = 0; k < config->entry_count; k++) { - if (i == k) - continue; - if (StrCmp(config->entries[i]->title_show, config->entries[k]->title_show) != 0) - continue; - - unique = FALSE; - config->entries[i]->non_unique = TRUE; - config->entries[k]->non_unique = TRUE; - } - } - if (unique) - return; - - /* add version to non-unique titles */ - for (i = 0; i < config->entry_count; i++) { - CHAR16 *s; - - if (!config->entries[i]->non_unique) - continue; - if (!config->entries[i]->version) - continue; - - s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, config->entries[i]->version); - FreePool(config->entries[i]->title_show); - config->entries[i]->title_show = s; - config->entries[i]->non_unique = FALSE; - } - - unique = TRUE; - for (i = 0; i < config->entry_count; i++) { - for (k = 0; k < config->entry_count; k++) { - if (i == k) - continue; - if (StrCmp(config->entries[i]->title_show, config->entries[k]->title_show) != 0) - continue; - - unique = FALSE; - config->entries[i]->non_unique = TRUE; - config->entries[k]->non_unique = TRUE; - } - } - if (unique) - return; - - /* add machine-id to non-unique titles */ - for (i = 0; i < config->entry_count; i++) { - CHAR16 *s; - CHAR16 *m; - - if (!config->entries[i]->non_unique) - continue; - if (!config->entries[i]->machine_id) - continue; - - m = StrDuplicate(config->entries[i]->machine_id); - m[8] = '\0'; - s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, m); - FreePool(config->entries[i]->title_show); - config->entries[i]->title_show = s; - config->entries[i]->non_unique = FALSE; - FreePool(m); - } - - unique = TRUE; - for (i = 0; i < config->entry_count; i++) { - for (k = 0; k < config->entry_count; k++) { - if (i == k) - continue; - if (StrCmp(config->entries[i]->title_show, config->entries[k]->title_show) != 0) - continue; - - unique = FALSE; - config->entries[i]->non_unique = TRUE; - config->entries[k]->non_unique = TRUE; - } - } - if (unique) - return; - - /* add file name to non-unique titles */ - for (i = 0; i < config->entry_count; i++) { - CHAR16 *s; - - if (!config->entries[i]->non_unique) - continue; - s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, config->entries[i]->file); - FreePool(config->entries[i]->title_show); - config->entries[i]->title_show = s; - config->entries[i]->non_unique = FALSE; - } -} - -static BOOLEAN config_entry_add_call(Config *config, CHAR16 *title, EFI_STATUS (*call)(VOID)) { - ConfigEntry *entry; - - entry = AllocateZeroPool(sizeof(ConfigEntry)); - entry->title = StrDuplicate(title); - entry->call = call; - entry->no_autoselect = TRUE; - config_add_entry(config, entry); - return TRUE; -} - -static ConfigEntry *config_entry_add_loader(Config *config, EFI_HANDLE *device, - enum loader_type type,CHAR16 *file, CHAR16 key, CHAR16 *title, CHAR16 *loader) { - ConfigEntry *entry; - - entry = AllocateZeroPool(sizeof(ConfigEntry)); - entry->type = type; - entry->title = StrDuplicate(title); - entry->device = device; - entry->loader = StrDuplicate(loader); - entry->file = StrDuplicate(file); - StrLwr(entry->file); - entry->key = key; - config_add_entry(config, entry); - - return entry; -} - -static BOOLEAN config_entry_add_loader_auto(Config *config, EFI_HANDLE *device, EFI_FILE *root_dir, CHAR16 *loaded_image_path, - CHAR16 *file, CHAR16 key, CHAR16 *title, CHAR16 *loader) { - EFI_FILE_HANDLE handle; - ConfigEntry *entry; - EFI_STATUS err; - - /* do not add an entry for ourselves */ - if (loaded_image_path && StriCmp(loader, loaded_image_path) == 0) - return FALSE; - - /* check existence */ - err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &handle, loader, EFI_FILE_MODE_READ, 0ULL); - if (EFI_ERROR(err)) - return FALSE; - uefi_call_wrapper(handle->Close, 1, handle); - - entry = config_entry_add_loader(config, device, LOADER_UNDEFINED, file, key, title, loader); - if (!entry) - return FALSE; - - /* do not boot right away into auto-detected entries */ - entry->no_autoselect = TRUE; - - return TRUE; -} - -static VOID config_entry_add_osx(Config *config) { - EFI_STATUS err; - UINTN handle_count = 0; - EFI_HANDLE *handles = NULL; - - err = LibLocateHandle(ByProtocol, &FileSystemProtocol, NULL, &handle_count, &handles); - if (!EFI_ERROR(err)) { - UINTN i; - - for (i = 0; i < handle_count; i++) { - EFI_FILE *root; - BOOLEAN found; - - root = LibOpenRoot(handles[i]); - if (!root) - continue; - found = config_entry_add_loader_auto(config, handles[i], root, NULL, L"auto-osx", 'a', L"OS X", - L"\\System\\Library\\CoreServices\\boot.efi"); - uefi_call_wrapper(root->Close, 1, root); - if (found) - break; - } - - FreePool(handles); - } -} - -static VOID config_entry_add_linux( Config *config, EFI_LOADED_IMAGE *loaded_image, EFI_FILE *root_dir) { - EFI_FILE_HANDLE linux_dir; - EFI_STATUS err; - ConfigEntry *entry; - - err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &linux_dir, L"\\EFI\\Linux", EFI_FILE_MODE_READ, 0ULL); - if (!EFI_ERROR(err)) { - for (;;) { - CHAR16 buf[256]; - UINTN bufsize; - EFI_FILE_INFO *f; - CHAR8 *sections[] = { - (UINT8 *)".osrel", - (UINT8 *)".cmdline", - NULL - }; - UINTN offs[ELEMENTSOF(sections)-1] = {}; - UINTN szs[ELEMENTSOF(sections)-1] = {}; - UINTN addrs[ELEMENTSOF(sections)-1] = {}; - CHAR8 *content = NULL; - UINTN len; - CHAR8 *line; - UINTN pos = 0; - CHAR8 *key, *value; - CHAR16 *os_name = NULL; - CHAR16 *os_id = NULL; - CHAR16 *os_version = NULL; - CHAR16 *os_build = NULL; - - bufsize = sizeof(buf); - err = uefi_call_wrapper(linux_dir->Read, 3, linux_dir, &bufsize, buf); - if (bufsize == 0 || EFI_ERROR(err)) - break; - - f = (EFI_FILE_INFO *) buf; - if (f->FileName[0] == '.') - continue; - if (f->Attribute & EFI_FILE_DIRECTORY) - continue; - len = StrLen(f->FileName); - if (len < 5) - continue; - if (StriCmp(f->FileName + len - 4, L".efi") != 0) - continue; - - /* look for .osrel and .cmdline sections in the .efi binary */ - err = pefile_locate_sections(linux_dir, f->FileName, sections, addrs, offs, szs); - if (EFI_ERROR(err)) - continue; - - len = file_read(linux_dir, f->FileName, offs[0], szs[0], &content); - if (len <= 0) - continue; - - /* read properties from the embedded os-release file */ - line = content; - while ((line = line_get_key_value(content, (CHAR8 *)"=", &pos, &key, &value))) { - if (strcmpa((CHAR8 *)"PRETTY_NAME", key) == 0) { - FreePool(os_name); - os_name = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"ID", key) == 0) { - FreePool(os_id); - os_id = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"VERSION_ID", key) == 0) { - FreePool(os_version); - os_version = stra_to_str(value); - continue; - } - - if (strcmpa((CHAR8 *)"BUILD_ID", key) == 0) { - FreePool(os_build); - os_build = stra_to_str(value); - continue; - } - } - - if (os_name && os_id && (os_version || os_build)) { - CHAR16 *conf; - CHAR16 *path; - CHAR16 *cmdline; - - conf = PoolPrint(L"%s-%s", os_id, os_version ? : os_build); - path = PoolPrint(L"\\EFI\\Linux\\%s", f->FileName); - entry = config_entry_add_loader(config, loaded_image->DeviceHandle, LOADER_LINUX, conf, 'l', os_name, path); - - FreePool(content); - /* read the embedded cmdline file */ - len = file_read(linux_dir, f->FileName, offs[1], szs[1] - 1 , &content); - if (len > 0) { - cmdline = stra_to_str(content); - entry->options = cmdline; - cmdline = NULL; - } - FreePool(cmdline); - FreePool(conf); - FreePool(path); - } - - FreePool(os_name); - FreePool(os_id); - FreePool(os_version); - FreePool(os_build); - FreePool(content); - } - uefi_call_wrapper(linux_dir->Close, 1, linux_dir); - } -} - -static EFI_STATUS image_start(EFI_HANDLE parent_image, const Config *config, const ConfigEntry *entry) { - EFI_HANDLE image; - EFI_DEVICE_PATH *path; - CHAR16 *options; - EFI_STATUS err; - - path = FileDevicePath(entry->device, entry->loader); - if (!path) { - Print(L"Error getting device path."); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return EFI_INVALID_PARAMETER; - } - - err = uefi_call_wrapper(BS->LoadImage, 6, FALSE, parent_image, path, NULL, 0, &image); - if (EFI_ERROR(err)) { - Print(L"Error loading %s: %r", entry->loader, err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - goto out; - } - - if (config->options_edit) - options = config->options_edit; - else if (entry->options) - options = entry->options; - else - options = NULL; - if (options) { - EFI_LOADED_IMAGE *loaded_image; - - err = uefi_call_wrapper(BS->OpenProtocol, 6, image, &LoadedImageProtocol, (VOID **)&loaded_image, - parent_image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL); - if (EFI_ERROR(err)) { - Print(L"Error getting LoadedImageProtocol handle: %r", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - goto out_unload; - } - loaded_image->LoadOptions = options; - loaded_image->LoadOptionsSize = (StrLen(loaded_image->LoadOptions)+1) * sizeof(CHAR16); - -#ifdef SD_BOOT_LOG_TPM - /* Try to log any options to the TPM, escpecially to catch manually edited options */ - err = tpm_log_event(SD_TPM_PCR, - (EFI_PHYSICAL_ADDRESS) loaded_image->LoadOptions, - loaded_image->LoadOptionsSize, loaded_image->LoadOptions); - if (EFI_ERROR(err)) { - Print(L"Unable to add image options measurement: %r", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; - } -#endif - } - - efivar_set_time_usec(L"LoaderTimeExecUSec", 0); - err = uefi_call_wrapper(BS->StartImage, 3, image, NULL, NULL); -out_unload: - uefi_call_wrapper(BS->UnloadImage, 1, image); -out: - FreePool(path); - return err; -} - -static EFI_STATUS reboot_into_firmware(VOID) { - CHAR8 *b; - UINTN size; - UINT64 osind; - EFI_STATUS err; - - osind = EFI_OS_INDICATIONS_BOOT_TO_FW_UI; - - err = efivar_get_raw(&global_guid, L"OsIndications", &b, &size); - if (!EFI_ERROR(err)) - osind |= (UINT64)*b; - FreePool(b); - - err = efivar_set_raw(&global_guid, L"OsIndications", (CHAR8 *)&osind, sizeof(UINT64), TRUE); - if (EFI_ERROR(err)) - return err; - - err = uefi_call_wrapper(RT->ResetSystem, 4, EfiResetCold, EFI_SUCCESS, 0, NULL); - Print(L"Error calling ResetSystem: %r", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; -} - -static VOID config_free(Config *config) { - UINTN i; - - for (i = 0; i < config->entry_count; i++) - config_entry_free(config->entries[i]); - FreePool(config->entries); - FreePool(config->entry_default_pattern); - FreePool(config->options_edit); - FreePool(config->entry_oneshot); -} - -EFI_STATUS efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *sys_table) { - CHAR16 *s; - CHAR8 *b; - UINTN size; - EFI_LOADED_IMAGE *loaded_image; - EFI_FILE *root_dir; - CHAR16 *loaded_image_path; - EFI_STATUS err; - Config config; - UINT64 init_usec; - BOOLEAN menu = FALSE; - CHAR16 uuid[37]; - - InitializeLib(image, sys_table); - init_usec = time_usec(); - efivar_set_time_usec(L"LoaderTimeInitUSec", init_usec); - efivar_set(L"LoaderInfo", L"systemd-boot " VERSION, FALSE); - s = PoolPrint(L"%s %d.%02d", ST->FirmwareVendor, ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); - efivar_set(L"LoaderFirmwareInfo", s, FALSE); - FreePool(s); - s = PoolPrint(L"UEFI %d.%02d", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff); - efivar_set(L"LoaderFirmwareType", s, FALSE); - FreePool(s); - - err = uefi_call_wrapper(BS->OpenProtocol, 6, image, &LoadedImageProtocol, (VOID **)&loaded_image, - image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL); - if (EFI_ERROR(err)) { - Print(L"Error getting a LoadedImageProtocol handle: %r ", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; - } - - /* export the device path this image is started from */ - if (disk_get_part_uuid(loaded_image->DeviceHandle, uuid) == EFI_SUCCESS) - efivar_set(L"LoaderDevicePartUUID", uuid, FALSE); - - root_dir = LibOpenRoot(loaded_image->DeviceHandle); - if (!root_dir) { - Print(L"Unable to open root directory: %r ", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return EFI_LOAD_ERROR; - } - - - /* the filesystem path to this image, to prevent adding ourselves to the menu */ - loaded_image_path = DevicePathToStr(loaded_image->FilePath); - efivar_set(L"LoaderImageIdentifier", loaded_image_path, FALSE); - - ZeroMem(&config, sizeof(Config)); - config_load_defaults(&config, root_dir); - - /* scan /EFI/Linux/ directory */ - config_entry_add_linux(&config, loaded_image, root_dir); - - /* scan /loader/entries/\*.conf files */ - config_load_entries(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path); - - /* sort entries after version number */ - config_sort_entries(&config); - - /* if we find some well-known loaders, add them to the end of the list */ - config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path, - L"auto-windows", 'w', L"Windows Boot Manager", L"\\EFI\\Microsoft\\Boot\\bootmgfw.efi"); - config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path, - L"auto-efi-shell", 's', L"EFI Shell", L"\\shell" EFI_MACHINE_TYPE_NAME ".efi"); - config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path, - L"auto-efi-default", '\0', L"EFI Default Loader", L"\\EFI\\Boot\\boot" EFI_MACHINE_TYPE_NAME ".efi"); - config_entry_add_osx(&config); - - if (efivar_get_raw(&global_guid, L"OsIndicationsSupported", &b, &size) == EFI_SUCCESS) { - UINT64 osind = (UINT64)*b; - - if (osind & EFI_OS_INDICATIONS_BOOT_TO_FW_UI) - config_entry_add_call(&config, L"Reboot Into Firmware Interface", reboot_into_firmware); - FreePool(b); - } - - if (config.entry_count == 0) { - Print(L"No loader found. Configuration files in \\loader\\entries\\*.conf are needed."); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - goto out; - } - - config_title_generate(&config); - - /* select entry by configured pattern or EFI LoaderDefaultEntry= variable*/ - config_default_entry_select(&config); - - /* if no configured entry to select from was found, enable the menu */ - if (config.idx_default == -1) { - config.idx_default = 0; - if (config.timeout_sec == 0) - config.timeout_sec = 10; - } - - /* select entry or show menu when key is pressed or timeout is set */ - if (config.timeout_sec == 0) { - UINT64 key; - - err = console_key_read(&key, FALSE); - if (!EFI_ERROR(err)) { - INT16 idx; - - /* find matching key in config entries */ - idx = entry_lookup_key(&config, config.idx_default, KEYCHAR(key)); - if (idx >= 0) - config.idx_default = idx; - else - menu = TRUE; - } - } else - menu = TRUE; - - for (;;) { - ConfigEntry *entry; - - entry = config.entries[config.idx_default]; - if (menu) { - efivar_set_time_usec(L"LoaderTimeMenuUSec", 0); - uefi_call_wrapper(BS->SetWatchdogTimer, 4, 0, 0x10000, 0, NULL); - if (!menu_run(&config, &entry, loaded_image_path)) - break; - - /* run special entry like "reboot" */ - if (entry->call) { - entry->call(); - continue; - } - } - - /* export the selected boot entry to the system */ - efivar_set(L"LoaderEntrySelected", entry->file, FALSE); - - uefi_call_wrapper(BS->SetWatchdogTimer, 4, 5 * 60, 0x10000, 0, NULL); - err = image_start(image, &config, entry); - if (EFI_ERROR(err)) { - graphics_mode(FALSE); - Print(L"\nFailed to execute %s (%s): %r\n", entry->title, entry->loader, err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - goto out; - } - - menu = TRUE; - config.timeout_sec = 0; - } - err = EFI_SUCCESS; -out: - FreePool(loaded_image_path); - config_free(&config); - uefi_call_wrapper(root_dir->Close, 1, root_dir); - uefi_call_wrapper(BS->CloseProtocol, 4, image, &LoadedImageProtocol, image, NULL); - return err; -} diff --git a/src/boot/efi/console.c b/src/boot/efi/console.c deleted file mode 100644 index 2b797c9a5f..0000000000 --- a/src/boot/efi/console.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#include <efi.h> -#include <efilib.h> - -#include "console.h" -#include "util.h" - -#define EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID \ - { 0xdd9e7534, 0x7762, 0x4698, { 0x8c, 0x14, 0xf5, 0x85, 0x17, 0xa6, 0x25, 0xaa } } - -struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL; - -typedef EFI_STATUS (EFIAPI *EFI_INPUT_RESET_EX)( - struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, - BOOLEAN ExtendedVerification -); - -typedef UINT8 EFI_KEY_TOGGLE_STATE; - -typedef struct { - UINT32 KeyShiftState; - EFI_KEY_TOGGLE_STATE KeyToggleState; -} EFI_KEY_STATE; - -typedef struct { - EFI_INPUT_KEY Key; - EFI_KEY_STATE KeyState; -} EFI_KEY_DATA; - -typedef EFI_STATUS (EFIAPI *EFI_INPUT_READ_KEY_EX)( - struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, - EFI_KEY_DATA *KeyData -); - -typedef EFI_STATUS (EFIAPI *EFI_SET_STATE)( - struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, - EFI_KEY_TOGGLE_STATE *KeyToggleState -); - -typedef EFI_STATUS (EFIAPI *EFI_KEY_NOTIFY_FUNCTION)( - EFI_KEY_DATA *KeyData -); - -typedef EFI_STATUS (EFIAPI *EFI_REGISTER_KEYSTROKE_NOTIFY)( - struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, - EFI_KEY_DATA KeyData, - EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction, - VOID **NotifyHandle -); - -typedef EFI_STATUS (EFIAPI *EFI_UNREGISTER_KEYSTROKE_NOTIFY)( - struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This, - VOID *NotificationHandle -); - -typedef struct _EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL { - EFI_INPUT_RESET_EX Reset; - EFI_INPUT_READ_KEY_EX ReadKeyStrokeEx; - EFI_EVENT WaitForKeyEx; - EFI_SET_STATE SetState; - EFI_REGISTER_KEYSTROKE_NOTIFY RegisterKeyNotify; - EFI_UNREGISTER_KEYSTROKE_NOTIFY UnregisterKeyNotify; -} EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL; - -EFI_STATUS console_key_read(UINT64 *key, BOOLEAN wait) { - EFI_GUID EfiSimpleTextInputExProtocolGuid = EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL_GUID; - static EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInputEx; - static BOOLEAN checked; - UINTN index; - EFI_INPUT_KEY k; - EFI_STATUS err; - - if (!checked) { - err = LibLocateProtocol(&EfiSimpleTextInputExProtocolGuid, (VOID **)&TextInputEx); - if (EFI_ERROR(err)) - TextInputEx = NULL; - - checked = TRUE; - } - - /* wait until key is pressed */ - if (wait) - uefi_call_wrapper(BS->WaitForEvent, 3, 1, &ST->ConIn->WaitForKey, &index); - - if (TextInputEx) { - EFI_KEY_DATA keydata; - UINT64 keypress; - - err = uefi_call_wrapper(TextInputEx->ReadKeyStrokeEx, 2, TextInputEx, &keydata); - if (!EFI_ERROR(err)) { - UINT32 shift = 0; - - /* do not distinguish between left and right keys */ - if (keydata.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) { - if (keydata.KeyState.KeyShiftState & (EFI_RIGHT_CONTROL_PRESSED|EFI_LEFT_CONTROL_PRESSED)) - shift |= EFI_CONTROL_PRESSED; - if (keydata.KeyState.KeyShiftState & (EFI_RIGHT_ALT_PRESSED|EFI_LEFT_ALT_PRESSED)) - shift |= EFI_ALT_PRESSED; - }; - - /* 32 bit modifier keys + 16 bit scan code + 16 bit unicode */ - keypress = KEYPRESS(shift, keydata.Key.ScanCode, keydata.Key.UnicodeChar); - if (keypress > 0) { - *key = keypress; - return 0; - } - } - } - - /* fallback for firmware which does not support SimpleTextInputExProtocol - * - * This is also called in case ReadKeyStrokeEx did not return a key, because - * some broken firmwares offer SimpleTextInputExProtocol, but never acually - * handle any key. */ - err = uefi_call_wrapper(ST->ConIn->ReadKeyStroke, 2, ST->ConIn, &k); - if (EFI_ERROR(err)) - return err; - - *key = KEYPRESS(0, k.ScanCode, k.UnicodeChar); - return 0; -} diff --git a/src/boot/efi/console.h b/src/boot/efi/console.h deleted file mode 100644 index 3fe0ce5ec4..0000000000 --- a/src/boot/efi/console.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#ifndef __SDBOOT_CONSOLE_H -#define __SDBOOT_CONSOLE_H - -#define EFI_SHIFT_STATE_VALID 0x80000000 -#define EFI_RIGHT_CONTROL_PRESSED 0x00000004 -#define EFI_LEFT_CONTROL_PRESSED 0x00000008 -#define EFI_RIGHT_ALT_PRESSED 0x00000010 -#define EFI_LEFT_ALT_PRESSED 0x00000020 - -#define EFI_CONTROL_PRESSED (EFI_RIGHT_CONTROL_PRESSED|EFI_LEFT_CONTROL_PRESSED) -#define EFI_ALT_PRESSED (EFI_RIGHT_ALT_PRESSED|EFI_LEFT_ALT_PRESSED) -#define KEYPRESS(keys, scan, uni) ((((UINT64)keys) << 32) | ((scan) << 16) | (uni)) -#define KEYCHAR(k) ((k) & 0xffff) -#define CHAR_CTRL(c) ((c) - 'a' + 1) - -EFI_STATUS console_key_read(UINT64 *key, BOOLEAN wait); -#endif diff --git a/src/boot/efi/disk.c b/src/boot/efi/disk.c deleted file mode 100644 index 3e3b5b224a..0000000000 --- a/src/boot/efi/disk.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#include <efi.h> -#include <efilib.h> - -#include "util.h" - -EFI_STATUS disk_get_part_uuid(EFI_HANDLE *handle, CHAR16 uuid[37]) { - EFI_DEVICE_PATH *device_path; - EFI_STATUS r = EFI_NOT_FOUND; - - /* export the device path this image is started from */ - device_path = DevicePathFromHandle(handle); - if (device_path) { - EFI_DEVICE_PATH *path, *paths; - - paths = UnpackDevicePath(device_path); - for (path = paths; !IsDevicePathEnd(path); path = NextDevicePathNode(path)) { - HARDDRIVE_DEVICE_PATH *drive; - - if (DevicePathType(path) != MEDIA_DEVICE_PATH) - continue; - if (DevicePathSubType(path) != MEDIA_HARDDRIVE_DP) - continue; - drive = (HARDDRIVE_DEVICE_PATH *)path; - if (drive->SignatureType != SIGNATURE_TYPE_GUID) - continue; - - GuidToString(uuid, (EFI_GUID *)&drive->Signature); - r = EFI_SUCCESS; - break; - } - FreePool(paths); - } - - return r; -} diff --git a/src/boot/efi/disk.h b/src/boot/efi/disk.h deleted file mode 100644 index af91a9c674..0000000000 --- a/src/boot/efi/disk.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#ifndef __SDBOOT_DISK_H -#define __SDBOOT_DISK_H - -EFI_STATUS disk_get_part_uuid(EFI_HANDLE *handle, CHAR16 uuid[37]); -#endif diff --git a/src/boot/efi/graphics.c b/src/boot/efi/graphics.c deleted file mode 100644 index 4854baf874..0000000000 --- a/src/boot/efi/graphics.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - * Copyright (C) 2013 Intel Corporation - * Authored by Joonas Lahtinen <joonas.lahtinen@linux.intel.com> - */ - -#include <efi.h> -#include <efilib.h> - -#include "graphics.h" -#include "util.h" - -EFI_STATUS graphics_mode(BOOLEAN on) { - #define EFI_CONSOLE_CONTROL_PROTOCOL_GUID \ - { 0xf42f7782, 0x12e, 0x4c12, { 0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21 } }; - - struct _EFI_CONSOLE_CONTROL_PROTOCOL; - - typedef enum { - EfiConsoleControlScreenText, - EfiConsoleControlScreenGraphics, - EfiConsoleControlScreenMaxValue, - } EFI_CONSOLE_CONTROL_SCREEN_MODE; - - typedef EFI_STATUS (EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE)( - struct _EFI_CONSOLE_CONTROL_PROTOCOL *This, - EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode, - BOOLEAN *UgaExists, - BOOLEAN *StdInLocked - ); - - typedef EFI_STATUS (EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE)( - struct _EFI_CONSOLE_CONTROL_PROTOCOL *This, - EFI_CONSOLE_CONTROL_SCREEN_MODE Mode - ); - - typedef EFI_STATUS (EFIAPI *EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN)( - struct _EFI_CONSOLE_CONTROL_PROTOCOL *This, - CHAR16 *Password - ); - - typedef struct _EFI_CONSOLE_CONTROL_PROTOCOL { - EFI_CONSOLE_CONTROL_PROTOCOL_GET_MODE GetMode; - EFI_CONSOLE_CONTROL_PROTOCOL_SET_MODE SetMode; - EFI_CONSOLE_CONTROL_PROTOCOL_LOCK_STD_IN LockStdIn; - } EFI_CONSOLE_CONTROL_PROTOCOL; - - EFI_GUID ConsoleControlProtocolGuid = EFI_CONSOLE_CONTROL_PROTOCOL_GUID; - EFI_CONSOLE_CONTROL_PROTOCOL *ConsoleControl = NULL; - EFI_CONSOLE_CONTROL_SCREEN_MODE new; - EFI_CONSOLE_CONTROL_SCREEN_MODE current; - BOOLEAN uga_exists; - BOOLEAN stdin_locked; - EFI_STATUS err; - - err = LibLocateProtocol(&ConsoleControlProtocolGuid, (VOID **)&ConsoleControl); - if (EFI_ERROR(err)) - /* console control protocol is nonstandard and might not exist. */ - return err == EFI_NOT_FOUND ? EFI_SUCCESS : err; - - /* check current mode */ - err = uefi_call_wrapper(ConsoleControl->GetMode, 4, ConsoleControl, ¤t, &uga_exists, &stdin_locked); - if (EFI_ERROR(err)) - return err; - - /* do not touch the mode */ - new = on ? EfiConsoleControlScreenGraphics : EfiConsoleControlScreenText; - if (new == current) - return EFI_SUCCESS; - - err = uefi_call_wrapper(ConsoleControl->SetMode, 2, ConsoleControl, new); - - /* some firmware enables the cursor when switching modes */ - uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, FALSE); - - return err; -} diff --git a/src/boot/efi/graphics.h b/src/boot/efi/graphics.h deleted file mode 100644 index cf48e647e7..0000000000 --- a/src/boot/efi/graphics.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - * Copyright (C) 2013 Intel Corporation - * Authored by Joonas Lahtinen <joonas.lahtinen@linux.intel.com> - */ - -#ifndef __SDBOOT_GRAPHICS_H -#define __SDBOOT_GRAPHICS_H - -EFI_STATUS graphics_mode(BOOLEAN on); -#endif diff --git a/src/boot/efi/linux.c b/src/boot/efi/linux.c deleted file mode 100644 index 0dc99a6c53..0000000000 --- a/src/boot/efi/linux.c +++ /dev/null @@ -1,128 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#include <efi.h> -#include <efilib.h> - -#include "linux.h" -#include "util.h" - -#define SETUP_MAGIC 0x53726448 /* "HdrS" */ -struct SetupHeader { - UINT8 boot_sector[0x01f1]; - UINT8 setup_secs; - UINT16 root_flags; - UINT32 sys_size; - UINT16 ram_size; - UINT16 video_mode; - UINT16 root_dev; - UINT16 signature; - UINT16 jump; - UINT32 header; - UINT16 version; - UINT16 su_switch; - UINT16 setup_seg; - UINT16 start_sys; - UINT16 kernel_ver; - UINT8 loader_id; - UINT8 load_flags; - UINT16 movesize; - UINT32 code32_start; - UINT32 ramdisk_start; - UINT32 ramdisk_len; - UINT32 bootsect_kludge; - UINT16 heap_end; - UINT8 ext_loader_ver; - UINT8 ext_loader_type; - UINT32 cmd_line_ptr; - UINT32 ramdisk_max; - UINT32 kernel_alignment; - UINT8 relocatable_kernel; - UINT8 min_alignment; - UINT16 xloadflags; - UINT32 cmdline_size; - UINT32 hardware_subarch; - UINT64 hardware_subarch_data; - UINT32 payload_offset; - UINT32 payload_length; - UINT64 setup_data; - UINT64 pref_address; - UINT32 init_size; - UINT32 handover_offset; -} __attribute__((packed)); - -#ifdef __x86_64__ -typedef VOID(*handover_f)(VOID *image, EFI_SYSTEM_TABLE *table, struct SetupHeader *setup); -static inline VOID linux_efi_handover(EFI_HANDLE image, struct SetupHeader *setup) { - handover_f handover; - - asm volatile ("cli"); - handover = (handover_f)((UINTN)setup->code32_start + 512 + setup->handover_offset); - handover(image, ST, setup); -} -#else -typedef VOID(*handover_f)(VOID *image, EFI_SYSTEM_TABLE *table, struct SetupHeader *setup) __attribute__((regparm(0))); -static inline VOID linux_efi_handover(EFI_HANDLE image, struct SetupHeader *setup) { - handover_f handover; - - handover = (handover_f)((UINTN)setup->code32_start + setup->handover_offset); - handover(image, ST, setup); -} -#endif - -EFI_STATUS linux_exec(EFI_HANDLE *image, - CHAR8 *cmdline, UINTN cmdline_len, - UINTN linux_addr, - UINTN initrd_addr, UINTN initrd_size) { - struct SetupHeader *image_setup; - struct SetupHeader *boot_setup; - EFI_PHYSICAL_ADDRESS addr; - EFI_STATUS err; - - image_setup = (struct SetupHeader *)(linux_addr); - if (image_setup->signature != 0xAA55 || image_setup->header != SETUP_MAGIC) - return EFI_LOAD_ERROR; - - if (image_setup->version < 0x20b || !image_setup->relocatable_kernel) - return EFI_LOAD_ERROR; - - addr = 0x3fffffff; - err = uefi_call_wrapper(BS->AllocatePages, 4, AllocateMaxAddress, EfiLoaderData, - EFI_SIZE_TO_PAGES(0x4000), &addr); - if (EFI_ERROR(err)) - return err; - boot_setup = (struct SetupHeader *)(UINTN)addr; - ZeroMem(boot_setup, 0x4000); - CopyMem(boot_setup, image_setup, sizeof(struct SetupHeader)); - boot_setup->loader_id = 0xff; - - boot_setup->code32_start = (UINT32)linux_addr + (image_setup->setup_secs+1) * 512; - - if (cmdline) { - addr = 0xA0000; - err = uefi_call_wrapper(BS->AllocatePages, 4, AllocateMaxAddress, EfiLoaderData, - EFI_SIZE_TO_PAGES(cmdline_len + 1), &addr); - if (EFI_ERROR(err)) - return err; - CopyMem((VOID *)(UINTN)addr, cmdline, cmdline_len); - ((CHAR8 *)addr)[cmdline_len] = 0; - boot_setup->cmd_line_ptr = (UINT32)addr; - } - - boot_setup->ramdisk_start = (UINT32)initrd_addr; - boot_setup->ramdisk_len = (UINT32)initrd_size; - - linux_efi_handover(image, boot_setup); - return EFI_LOAD_ERROR; -} diff --git a/src/boot/efi/linux.h b/src/boot/efi/linux.h deleted file mode 100644 index d9e6ed7955..0000000000 --- a/src/boot/efi/linux.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#ifndef __SDBOOT_kernel_H -#define __SDBOOT_kernel_H - -EFI_STATUS linux_exec(EFI_HANDLE *image, - CHAR8 *cmdline, UINTN cmdline_size, - UINTN linux_addr, - UINTN initrd_addr, UINTN initrd_size); -#endif diff --git a/src/boot/efi/measure.c b/src/boot/efi/measure.c deleted file mode 100644 index 4ac11a9bb0..0000000000 --- a/src/boot/efi/measure.c +++ /dev/null @@ -1,335 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - */ - -#ifdef SD_BOOT_LOG_TPM - -#include <efi.h> -#include <efilib.h> -#include "measure.h" - -#define EFI_TCG_PROTOCOL_GUID { 0xf541796d, 0xa62e, 0x4954, {0xa7, 0x75, 0x95, 0x84, 0xf6, 0x1b, 0x9c, 0xdd} } - -typedef struct _TCG_VERSION { - UINT8 Major; - UINT8 Minor; - UINT8 RevMajor; - UINT8 RevMinor; -} TCG_VERSION; - -typedef struct _TCG_BOOT_SERVICE_CAPABILITY { - UINT8 Size; - struct _TCG_VERSION StructureVersion; - struct _TCG_VERSION ProtocolSpecVersion; - UINT8 HashAlgorithmBitmap; - BOOLEAN TPMPresentFlag; - BOOLEAN TPMDeactivatedFlag; -} TCG_BOOT_SERVICE_CAPABILITY; - -typedef UINT32 TCG_ALGORITHM_ID; -#define TCG_ALG_SHA 0x00000004 // The SHA1 algorithm - -#define SHA1_DIGEST_SIZE 20 - -typedef struct _TCG_DIGEST { - UINT8 Digest[SHA1_DIGEST_SIZE]; -} TCG_DIGEST; - -#define EV_IPL 13 - -typedef struct _TCG_PCR_EVENT { - UINT32 PCRIndex; - UINT32 EventType; - struct _TCG_DIGEST digest; - UINT32 EventSize; - UINT8 Event[1]; -} TCG_PCR_EVENT; - -INTERFACE_DECL(_EFI_TCG); - -typedef EFI_STATUS(EFIAPI * EFI_TCG_STATUS_CHECK) (IN struct _EFI_TCG * This, - OUT struct _TCG_BOOT_SERVICE_CAPABILITY * ProtocolCapability, - OUT UINT32 * TCGFeatureFlags, - OUT EFI_PHYSICAL_ADDRESS * EventLogLocation, - OUT EFI_PHYSICAL_ADDRESS * EventLogLastEntry); - -typedef EFI_STATUS(EFIAPI * EFI_TCG_HASH_ALL) (IN struct _EFI_TCG * This, - IN UINT8 * HashData, - IN UINT64 HashDataLen, - IN TCG_ALGORITHM_ID AlgorithmId, - IN OUT UINT64 * HashedDataLen, IN OUT UINT8 ** HashedDataResult); - -typedef EFI_STATUS(EFIAPI * EFI_TCG_LOG_EVENT) (IN struct _EFI_TCG * This, - IN struct _TCG_PCR_EVENT * TCGLogData, - IN OUT UINT32 * EventNumber, IN UINT32 Flags); - -typedef EFI_STATUS(EFIAPI * EFI_TCG_PASS_THROUGH_TO_TPM) (IN struct _EFI_TCG * This, - IN UINT32 TpmInputParameterBlockSize, - IN UINT8 * TpmInputParameterBlock, - IN UINT32 TpmOutputParameterBlockSize, - IN UINT8 * TpmOutputParameterBlock); - -typedef EFI_STATUS(EFIAPI * EFI_TCG_HASH_LOG_EXTEND_EVENT) (IN struct _EFI_TCG * This, - IN EFI_PHYSICAL_ADDRESS HashData, - IN UINT64 HashDataLen, - IN TCG_ALGORITHM_ID AlgorithmId, - IN struct _TCG_PCR_EVENT * TCGLogData, - IN OUT UINT32 * EventNumber, - OUT EFI_PHYSICAL_ADDRESS * EventLogLastEntry); - -typedef struct _EFI_TCG { - EFI_TCG_STATUS_CHECK StatusCheck; - EFI_TCG_HASH_ALL HashAll; - EFI_TCG_LOG_EVENT LogEvent; - EFI_TCG_PASS_THROUGH_TO_TPM PassThroughToTPM; - EFI_TCG_HASH_LOG_EXTEND_EVENT HashLogExtendEvent; -} EFI_TCG; - -#define EFI_TCG2_PROTOCOL_GUID {0x607f766c, 0x7455, 0x42be, { 0x93, 0x0b, 0xe4, 0xd7, 0x6d, 0xb2, 0x72, 0x0f }} - -typedef struct tdEFI_TCG2_PROTOCOL EFI_TCG2_PROTOCOL; - -typedef struct tdEFI_TCG2_VERSION { - UINT8 Major; - UINT8 Minor; -} EFI_TCG2_VERSION; - -typedef UINT32 EFI_TCG2_EVENT_LOG_BITMAP; -typedef UINT32 EFI_TCG2_EVENT_LOG_FORMAT; -typedef UINT32 EFI_TCG2_EVENT_ALGORITHM_BITMAP; - -#define EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2 0x00000001 -#define EFI_TCG2_EVENT_LOG_FORMAT_TCG_2 0x00000002 - -typedef struct tdEFI_TCG2_BOOT_SERVICE_CAPABILITY { - UINT8 Size; - EFI_TCG2_VERSION StructureVersion; - EFI_TCG2_VERSION ProtocolVersion; - EFI_TCG2_EVENT_ALGORITHM_BITMAP HashAlgorithmBitmap; - EFI_TCG2_EVENT_LOG_BITMAP SupportedEventLogs; - BOOLEAN TPMPresentFlag; - UINT16 MaxCommandSize; - UINT16 MaxResponseSize; - UINT32 ManufacturerID; - UINT32 NumberOfPCRBanks; - EFI_TCG2_EVENT_ALGORITHM_BITMAP ActivePcrBanks; -} EFI_TCG2_BOOT_SERVICE_CAPABILITY; - -#define EFI_TCG2_EVENT_HEADER_VERSION 1 - -typedef struct { - UINT32 HeaderSize; - UINT16 HeaderVersion; - UINT32 PCRIndex; - UINT32 EventType; -} EFI_TCG2_EVENT_HEADER; - -typedef struct tdEFI_TCG2_EVENT { - UINT32 Size; - EFI_TCG2_EVENT_HEADER Header; - UINT8 Event[1]; -} EFI_TCG2_EVENT; - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_GET_CAPABILITY) (IN EFI_TCG2_PROTOCOL * This, - IN OUT EFI_TCG2_BOOT_SERVICE_CAPABILITY * ProtocolCapability); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_GET_EVENT_LOG) (IN EFI_TCG2_PROTOCOL * This, - IN EFI_TCG2_EVENT_LOG_FORMAT EventLogFormat, - OUT EFI_PHYSICAL_ADDRESS * EventLogLocation, - OUT EFI_PHYSICAL_ADDRESS * EventLogLastEntry, - OUT BOOLEAN * EventLogTruncated); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_HASH_LOG_EXTEND_EVENT) (IN EFI_TCG2_PROTOCOL * This, - IN UINT64 Flags, - IN EFI_PHYSICAL_ADDRESS DataToHash, - IN UINT64 DataToHashLen, IN EFI_TCG2_EVENT * EfiTcgEvent); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_SUBMIT_COMMAND) (IN EFI_TCG2_PROTOCOL * This, - IN UINT32 InputParameterBlockSize, - IN UINT8 * InputParameterBlock, - IN UINT32 OutputParameterBlockSize, IN UINT8 * OutputParameterBlock); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_GET_ACTIVE_PCR_BANKS) (IN EFI_TCG2_PROTOCOL * This, OUT UINT32 * ActivePcrBanks); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_SET_ACTIVE_PCR_BANKS) (IN EFI_TCG2_PROTOCOL * This, IN UINT32 ActivePcrBanks); - -typedef EFI_STATUS(EFIAPI * EFI_TCG2_GET_RESULT_OF_SET_ACTIVE_PCR_BANKS) (IN EFI_TCG2_PROTOCOL * This, - OUT UINT32 * OperationPresent, OUT UINT32 * Response); - -typedef struct tdEFI_TCG2_PROTOCOL { - EFI_TCG2_GET_CAPABILITY GetCapability; - EFI_TCG2_GET_EVENT_LOG GetEventLog; - EFI_TCG2_HASH_LOG_EXTEND_EVENT HashLogExtendEvent; - EFI_TCG2_SUBMIT_COMMAND SubmitCommand; - EFI_TCG2_GET_ACTIVE_PCR_BANKS GetActivePcrBanks; - EFI_TCG2_SET_ACTIVE_PCR_BANKS SetActivePcrBanks; - EFI_TCG2_GET_RESULT_OF_SET_ACTIVE_PCR_BANKS GetResultOfSetActivePcrBanks; -} EFI_TCG2; - - -static EFI_STATUS tpm1_measure_to_pcr_and_event_log(const EFI_TCG *tcg, UINT32 pcrindex, const EFI_PHYSICAL_ADDRESS buffer, - UINTN buffer_size, const CHAR16 *description) { - EFI_STATUS status; - TCG_PCR_EVENT *tcg_event; - UINT32 event_number; - EFI_PHYSICAL_ADDRESS event_log_last; - UINTN desc_len; - - desc_len = (StrLen(description) + 1) * sizeof(CHAR16); - - tcg_event = AllocateZeroPool(desc_len + sizeof(TCG_PCR_EVENT)); - - if (tcg_event == NULL) - return EFI_OUT_OF_RESOURCES; - - tcg_event->EventSize = desc_len; - CopyMem((VOID *) & tcg_event->Event[0], (VOID *) description, desc_len); - - tcg_event->PCRIndex = pcrindex; - tcg_event->EventType = EV_IPL; - - event_number = 1; - status = uefi_call_wrapper(tcg->HashLogExtendEvent, 7, - tcg, buffer, buffer_size, TCG_ALG_SHA, tcg_event, &event_number, &event_log_last); - - if (EFI_ERROR(status)) - return status; - - uefi_call_wrapper(BS->FreePool, 1, tcg_event); - - return EFI_SUCCESS; -} - -/* - * According to TCG EFI Protocol Specification for TPM 2.0 family, - * all events generated after the invocation of EFI_TCG2_GET_EVENT_LOG - * shall be stored in an instance of an EFI_CONFIGURATION_TABLE aka - * EFI TCG 2.0 final events table. Hence, it is necessary to trigger the - * internal switch through calling get_event_log() in order to allow - * to retrieve the logs from OS runtime. - */ -static EFI_STATUS trigger_tcg2_final_events_table(const EFI_TCG2 *tcg) -{ - return uefi_call_wrapper(tcg->GetEventLog, 5, tcg, - EFI_TCG2_EVENT_LOG_FORMAT_TCG_2, NULL, - NULL, NULL); -} - -static EFI_STATUS tpm2_measure_to_pcr_and_event_log(const EFI_TCG2 *tcg, UINT32 pcrindex, const EFI_PHYSICAL_ADDRESS buffer, - UINT64 buffer_size, const CHAR16 *description) { - EFI_STATUS status; - EFI_TCG2_EVENT *tcg_event; - UINTN desc_len; - static BOOLEAN triggered = FALSE; - - if (triggered == FALSE) { - status = trigger_tcg2_final_events_table(tcg); - if (EFI_ERROR(status)) - return status; - - triggered = TRUE; - } - - desc_len = StrLen(description) * sizeof(CHAR16); - - tcg_event = AllocateZeroPool(sizeof(*tcg_event) - sizeof(tcg_event->Event) + desc_len + 1); - - if (tcg_event == NULL) - return EFI_OUT_OF_RESOURCES; - - tcg_event->Size = sizeof(EFI_TCG2_EVENT) - sizeof(tcg_event->Event) + desc_len + 1; - tcg_event->Header.HeaderSize = sizeof(EFI_TCG2_EVENT_HEADER); - tcg_event->Header.HeaderVersion = EFI_TCG2_EVENT_HEADER_VERSION; - tcg_event->Header.PCRIndex = pcrindex; - tcg_event->Header.EventType = EV_IPL; - - CopyMem((VOID *) tcg_event->Event, (VOID *) description, desc_len); - - status = uefi_call_wrapper(tcg->HashLogExtendEvent, 5, tcg, 0, buffer, buffer_size, tcg_event); - - uefi_call_wrapper(BS->FreePool, 1, tcg_event); - - if (EFI_ERROR(status)) - return status; - - return EFI_SUCCESS; -} - -static EFI_TCG * tcg1_interface_check(void) { - EFI_GUID tpm_guid = EFI_TCG_PROTOCOL_GUID; - EFI_STATUS status; - EFI_TCG *tcg; - TCG_BOOT_SERVICE_CAPABILITY capability; - UINT32 features; - EFI_PHYSICAL_ADDRESS event_log_location; - EFI_PHYSICAL_ADDRESS event_log_last_entry; - - status = LibLocateProtocol(&tpm_guid, (void **) &tcg); - - if (EFI_ERROR(status)) - return NULL; - - capability.Size = (UINT8) sizeof(capability); - status = uefi_call_wrapper(tcg->StatusCheck, 5, tcg, &capability, &features, &event_log_location, &event_log_last_entry); - - if (EFI_ERROR(status)) - return NULL; - - if (capability.TPMDeactivatedFlag) - return NULL; - - if (!capability.TPMPresentFlag) - return NULL; - - return tcg; -} - -static EFI_TCG2 * tcg2_interface_check(void) { - EFI_GUID tpm2_guid = EFI_TCG2_PROTOCOL_GUID; - EFI_STATUS status; - EFI_TCG2 *tcg; - EFI_TCG2_BOOT_SERVICE_CAPABILITY capability; - - status = LibLocateProtocol(&tpm2_guid, (void **) &tcg); - - if (EFI_ERROR(status)) - return NULL; - - capability.Size = (UINT8) sizeof(capability); - status = uefi_call_wrapper(tcg->GetCapability, 2, tcg, &capability); - - if (EFI_ERROR(status)) - return NULL; - - if (!capability.TPMPresentFlag) - return NULL; - - return tcg; -} - -EFI_STATUS tpm_log_event(UINT32 pcrindex, const EFI_PHYSICAL_ADDRESS buffer, UINTN buffer_size, const CHAR16 *description) { - EFI_TCG *tpm1; - EFI_TCG2 *tpm2; - - tpm2 = tcg2_interface_check(); - if (tpm2) - return tpm2_measure_to_pcr_and_event_log(tpm2, pcrindex, buffer, buffer_size, description); - - tpm1 = tcg1_interface_check(); - if (tpm1) - return tpm1_measure_to_pcr_and_event_log(tpm1, pcrindex, buffer, buffer_size, description); - - /* No active TPM found, so don't return an error */ - return EFI_SUCCESS; -} - -#endif diff --git a/src/boot/efi/measure.h b/src/boot/efi/measure.h deleted file mode 100644 index a2cfe817d0..0000000000 --- a/src/boot/efi/measure.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - */ -#ifndef __SDBOOT_MEASURE_H -#define __SDBOOT_MEASURE_H - -#ifndef SD_TPM_PCR -#define SD_TPM_PCR 8 -#endif - -EFI_STATUS tpm_log_event(UINT32 pcrindex, const EFI_PHYSICAL_ADDRESS buffer, UINTN buffer_size, const CHAR16 *description); -#endif diff --git a/src/boot/efi/pefile.c b/src/boot/efi/pefile.c deleted file mode 100644 index 77fff77b69..0000000000 --- a/src/boot/efi/pefile.c +++ /dev/null @@ -1,170 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#include <efi.h> -#include <efilib.h> - -#include "pefile.h" -#include "util.h" - -struct DosFileHeader { - UINT8 Magic[2]; - UINT16 LastSize; - UINT16 nBlocks; - UINT16 nReloc; - UINT16 HdrSize; - UINT16 MinAlloc; - UINT16 MaxAlloc; - UINT16 ss; - UINT16 sp; - UINT16 Checksum; - UINT16 ip; - UINT16 cs; - UINT16 RelocPos; - UINT16 nOverlay; - UINT16 reserved[4]; - UINT16 OEMId; - UINT16 OEMInfo; - UINT16 reserved2[10]; - UINT32 ExeHeader; -} __attribute__((packed)); - -#define PE_HEADER_MACHINE_I386 0x014c -#define PE_HEADER_MACHINE_X64 0x8664 -struct PeFileHeader { - UINT16 Machine; - UINT16 NumberOfSections; - UINT32 TimeDateStamp; - UINT32 PointerToSymbolTable; - UINT32 NumberOfSymbols; - UINT16 SizeOfOptionalHeader; - UINT16 Characteristics; -} __attribute__((packed)); - -struct PeSectionHeader { - UINT8 Name[8]; - UINT32 VirtualSize; - UINT32 VirtualAddress; - UINT32 SizeOfRawData; - UINT32 PointerToRawData; - UINT32 PointerToRelocations; - UINT32 PointerToLinenumbers; - UINT16 NumberOfRelocations; - UINT16 NumberOfLinenumbers; - UINT32 Characteristics; -} __attribute__((packed)); - - -EFI_STATUS pefile_locate_sections(EFI_FILE *dir, CHAR16 *path, CHAR8 **sections, UINTN *addrs, UINTN *offsets, UINTN *sizes) { - EFI_FILE_HANDLE handle; - struct DosFileHeader dos; - uint8_t magic[4]; - struct PeFileHeader pe; - UINTN len; - UINTN i; - EFI_STATUS err; - - err = uefi_call_wrapper(dir->Open, 5, dir, &handle, path, EFI_FILE_MODE_READ, 0ULL); - if (EFI_ERROR(err)) - return err; - - /* MS-DOS stub */ - len = sizeof(dos); - err = uefi_call_wrapper(handle->Read, 3, handle, &len, &dos); - if (EFI_ERROR(err)) - goto out; - if (len != sizeof(dos)) { - err = EFI_LOAD_ERROR; - goto out; - } - - if (CompareMem(dos.Magic, "MZ", 2) != 0) { - err = EFI_LOAD_ERROR; - goto out; - } - - err = uefi_call_wrapper(handle->SetPosition, 2, handle, dos.ExeHeader); - if (EFI_ERROR(err)) - goto out; - - /* PE header */ - len = sizeof(magic); - err = uefi_call_wrapper(handle->Read, 3, handle, &len, &magic); - if (EFI_ERROR(err)) - goto out; - if (len != sizeof(magic)) { - err = EFI_LOAD_ERROR; - goto out; - } - - if (CompareMem(magic, "PE\0\0", 2) != 0) { - err = EFI_LOAD_ERROR; - goto out; - } - - len = sizeof(pe); - err = uefi_call_wrapper(handle->Read, 3, handle, &len, &pe); - if (EFI_ERROR(err)) - goto out; - if (len != sizeof(pe)) { - err = EFI_LOAD_ERROR; - goto out; - } - - /* PE32+ Subsystem type */ - if (pe.Machine != PE_HEADER_MACHINE_X64 && - pe.Machine != PE_HEADER_MACHINE_I386) { - err = EFI_LOAD_ERROR; - goto out; - } - - if (pe.NumberOfSections > 96) { - err = EFI_LOAD_ERROR; - goto out; - } - - /* the sections start directly after the headers */ - err = uefi_call_wrapper(handle->SetPosition, 2, handle, dos.ExeHeader + sizeof(magic) + sizeof(pe) + pe.SizeOfOptionalHeader); - if (EFI_ERROR(err)) - goto out; - - for (i = 0; i < pe.NumberOfSections; i++) { - struct PeSectionHeader sect; - UINTN j; - - len = sizeof(sect); - err = uefi_call_wrapper(handle->Read, 3, handle, &len, §); - if (EFI_ERROR(err)) - goto out; - if (len != sizeof(sect)) { - err = EFI_LOAD_ERROR; - goto out; - } - for (j = 0; sections[j]; j++) { - if (CompareMem(sect.Name, sections[j], strlena(sections[j])) != 0) - continue; - - if (addrs) - addrs[j] = (UINTN)sect.VirtualAddress; - if (offsets) - offsets[j] = (UINTN)sect.PointerToRawData; - if (sizes) - sizes[j] = (UINTN)sect.VirtualSize; - } - } - -out: - uefi_call_wrapper(handle->Close, 1, handle); - return err; -} diff --git a/src/boot/efi/pefile.h b/src/boot/efi/pefile.h deleted file mode 100644 index 2e445ede17..0000000000 --- a/src/boot/efi/pefile.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#ifndef __SDBOOT_PEFILE_H -#define __SDBOOT_PEFILE_H - -EFI_STATUS pefile_locate_sections(EFI_FILE *dir, CHAR16 *path, - CHAR8 **sections, UINTN *addrs, UINTN *offsets, UINTN *sizes); -#endif diff --git a/src/boot/efi/splash.c b/src/boot/efi/splash.c deleted file mode 100644 index c0ef7f64fe..0000000000 --- a/src/boot/efi/splash.c +++ /dev/null @@ -1,321 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#include <efi.h> -#include <efilib.h> - -#include "graphics.h" -#include "splash.h" -#include "util.h" - -struct bmp_file { - CHAR8 signature[2]; - UINT32 size; - UINT16 reserved[2]; - UINT32 offset; -} __attribute__((packed)); - -/* we require at least BITMAPINFOHEADER, later versions are - accepted, but their features ignored */ -struct bmp_dib { - UINT32 size; - UINT32 x; - UINT32 y; - UINT16 planes; - UINT16 depth; - UINT32 compression; - UINT32 image_size; - INT32 x_pixel_meter; - INT32 y_pixel_meter; - UINT32 colors_used; - UINT32 colors_important; -} __attribute__((packed)); - -struct bmp_map { - UINT8 blue; - UINT8 green; - UINT8 red; - UINT8 reserved; -} __attribute__((packed)); - -EFI_STATUS bmp_parse_header(UINT8 *bmp, UINTN size, struct bmp_dib **ret_dib, - struct bmp_map **ret_map, UINT8 **pixmap) { - struct bmp_file *file; - struct bmp_dib *dib; - struct bmp_map *map; - UINTN row_size; - - if (size < sizeof(struct bmp_file) + sizeof(struct bmp_dib)) - return EFI_INVALID_PARAMETER; - - /* check file header */ - file = (struct bmp_file *)bmp; - if (file->signature[0] != 'B' || file->signature[1] != 'M') - return EFI_INVALID_PARAMETER; - if (file->size != size) - return EFI_INVALID_PARAMETER; - if (file->size < file->offset) - return EFI_INVALID_PARAMETER; - - /* check device-independent bitmap */ - dib = (struct bmp_dib *)(bmp + sizeof(struct bmp_file)); - if (dib->size < sizeof(struct bmp_dib)) - return EFI_UNSUPPORTED; - - switch (dib->depth) { - case 1: - case 4: - case 8: - case 24: - if (dib->compression != 0) - return EFI_UNSUPPORTED; - - break; - - case 16: - case 32: - if (dib->compression != 0 && dib->compression != 3) - return EFI_UNSUPPORTED; - - break; - - default: - return EFI_UNSUPPORTED; - } - - row_size = ((UINTN) dib->depth * dib->x + 31) / 32 * 4; - if (file->size - file->offset < dib->y * row_size) - return EFI_INVALID_PARAMETER; - if (row_size * dib->y > 64 * 1024 * 1024) - return EFI_INVALID_PARAMETER; - - /* check color table */ - map = (struct bmp_map *)(bmp + sizeof(struct bmp_file) + dib->size); - if (file->offset < sizeof(struct bmp_file) + dib->size) - return EFI_INVALID_PARAMETER; - - if (file->offset > sizeof(struct bmp_file) + dib->size) { - UINT32 map_count; - UINTN map_size; - - if (dib->colors_used) - map_count = dib->colors_used; - else { - switch (dib->depth) { - case 1: - case 4: - case 8: - map_count = 1 << dib->depth; - break; - - default: - map_count = 0; - break; - } - } - - map_size = file->offset - (sizeof(struct bmp_file) + dib->size); - if (map_size != sizeof(struct bmp_map) * map_count) - return EFI_INVALID_PARAMETER; - } - - *ret_map = map; - *ret_dib = dib; - *pixmap = bmp + file->offset; - - return EFI_SUCCESS; -} - -static VOID pixel_blend(UINT32 *dst, const UINT32 source) { - UINT32 alpha, src, src_rb, src_g, dst_rb, dst_g, rb, g; - - alpha = (source & 0xff); - - /* convert src from RGBA to XRGB */ - src = source >> 8; - - /* decompose into RB and G components */ - src_rb = (src & 0xff00ff); - src_g = (src & 0x00ff00); - - dst_rb = (*dst & 0xff00ff); - dst_g = (*dst & 0x00ff00); - - /* blend */ - rb = ((((src_rb - dst_rb) * alpha + 0x800080) >> 8) + dst_rb) & 0xff00ff; - g = ((((src_g - dst_g) * alpha + 0x008000) >> 8) + dst_g) & 0x00ff00; - - *dst = (rb | g); -} - -EFI_STATUS bmp_to_blt(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *buf, - struct bmp_dib *dib, struct bmp_map *map, - UINT8 *pixmap) { - UINT8 *in; - UINTN y; - - /* transform and copy pixels */ - in = pixmap; - for (y = 0; y < dib->y; y++) { - EFI_GRAPHICS_OUTPUT_BLT_PIXEL *out; - UINTN row_size; - UINTN x; - - out = &buf[(dib->y - y - 1) * dib->x]; - for (x = 0; x < dib->x; x++, in++, out++) { - switch (dib->depth) { - case 1: { - UINTN i; - - for (i = 0; i < 8 && x < dib->x; i++) { - out->Red = map[((*in) >> (7 - i)) & 1].red; - out->Green = map[((*in) >> (7 - i)) & 1].green; - out->Blue = map[((*in) >> (7 - i)) & 1].blue; - out++; - x++; - } - out--; - x--; - break; - } - - case 4: { - UINTN i; - - i = (*in) >> 4; - out->Red = map[i].red; - out->Green = map[i].green; - out->Blue = map[i].blue; - if (x < (dib->x - 1)) { - out++; - x++; - i = (*in) & 0x0f; - out->Red = map[i].red; - out->Green = map[i].green; - out->Blue = map[i].blue; - } - break; - } - - case 8: - out->Red = map[*in].red; - out->Green = map[*in].green; - out->Blue = map[*in].blue; - break; - - case 16: { - UINT16 i = *(UINT16 *) in; - - out->Red = (i & 0x7c00) >> 7; - out->Green = (i & 0x3e0) >> 2; - out->Blue = (i & 0x1f) << 3; - in += 1; - break; - } - - case 24: - out->Red = in[2]; - out->Green = in[1]; - out->Blue = in[0]; - in += 2; - break; - - case 32: { - UINT32 i = *(UINT32 *) in; - - pixel_blend((UINT32 *)out, i); - - in += 3; - break; - } - } - } - - /* add row padding; new lines always start at 32 bit boundary */ - row_size = in - pixmap; - in += ((row_size + 3) & ~3) - row_size; - } - - return EFI_SUCCESS; -} - -EFI_STATUS graphics_splash(UINT8 *content, UINTN len, const EFI_GRAPHICS_OUTPUT_BLT_PIXEL *background) { - EFI_GRAPHICS_OUTPUT_BLT_PIXEL pixel = {}; - EFI_GUID GraphicsOutputProtocolGuid = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID; - EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput = NULL; - struct bmp_dib *dib; - struct bmp_map *map; - UINT8 *pixmap; - UINT64 blt_size; - VOID *blt = NULL; - UINTN x_pos = 0; - UINTN y_pos = 0; - EFI_STATUS err; - - if (!background) { - if (StriCmp(L"Apple", ST->FirmwareVendor) == 0) { - pixel.Red = 0xc0; - pixel.Green = 0xc0; - pixel.Blue = 0xc0; - } - background = &pixel; - } - - err = LibLocateProtocol(&GraphicsOutputProtocolGuid, (VOID **)&GraphicsOutput); - if (EFI_ERROR(err)) - return err; - - err = bmp_parse_header(content, len, &dib, &map, &pixmap); - if (EFI_ERROR(err)) - goto err; - - if (dib->x < GraphicsOutput->Mode->Info->HorizontalResolution) - x_pos = (GraphicsOutput->Mode->Info->HorizontalResolution - dib->x) / 2; - if (dib->y < GraphicsOutput->Mode->Info->VerticalResolution) - y_pos = (GraphicsOutput->Mode->Info->VerticalResolution - dib->y) / 2; - - uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, - (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)background, - EfiBltVideoFill, 0, 0, 0, 0, - GraphicsOutput->Mode->Info->HorizontalResolution, - GraphicsOutput->Mode->Info->VerticalResolution, 0); - - /* EFI buffer */ - blt_size = dib->x * dib->y * sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL); - blt = AllocatePool(blt_size); - if (!blt) - return EFI_OUT_OF_RESOURCES; - - err = uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, - blt, EfiBltVideoToBltBuffer, x_pos, y_pos, 0, 0, - dib->x, dib->y, 0); - if (EFI_ERROR(err)) - goto err; - - err = bmp_to_blt(blt, dib, map, pixmap); - if (EFI_ERROR(err)) - goto err; - - err = graphics_mode(TRUE); - if (EFI_ERROR(err)) - goto err; - - err = uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, - blt, EfiBltBufferToVideo, 0, 0, x_pos, y_pos, - dib->x, dib->y, 0); -err: - FreePool(blt); - return err; -} diff --git a/src/boot/efi/splash.h b/src/boot/efi/splash.h deleted file mode 100644 index 09b543fb47..0000000000 --- a/src/boot/efi/splash.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#ifndef __SDBOOT_SPLASH_H -#define __SDBOOT_SPLASH_H - -EFI_STATUS graphics_splash(UINT8 *content, UINTN len, const EFI_GRAPHICS_OUTPUT_BLT_PIXEL *background); -#endif diff --git a/src/boot/efi/stub.c b/src/boot/efi/stub.c deleted file mode 100644 index 1e250f34f4..0000000000 --- a/src/boot/efi/stub.c +++ /dev/null @@ -1,130 +0,0 @@ -/* This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2015 Kay Sievers <kay@vrfy.org> - */ - -#include <efi.h> -#include <efilib.h> - -#include "disk.h" -#include "graphics.h" -#include "linux.h" -#include "pefile.h" -#include "splash.h" -#include "util.h" -#include "measure.h" - -/* magic string to find in the binary image */ -static const char __attribute__((used)) magic[] = "#### LoaderInfo: systemd-stub " VERSION " ####"; - -static const EFI_GUID global_guid = EFI_GLOBAL_VARIABLE; - -EFI_STATUS efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *sys_table) { - EFI_LOADED_IMAGE *loaded_image; - EFI_FILE *root_dir; - CHAR16 *loaded_image_path; - CHAR8 *b; - UINTN size; - BOOLEAN secure = FALSE; - CHAR8 *sections[] = { - (UINT8 *)".cmdline", - (UINT8 *)".linux", - (UINT8 *)".initrd", - (UINT8 *)".splash", - NULL - }; - UINTN addrs[ELEMENTSOF(sections)-1] = {}; - UINTN offs[ELEMENTSOF(sections)-1] = {}; - UINTN szs[ELEMENTSOF(sections)-1] = {}; - CHAR8 *cmdline = NULL; - UINTN cmdline_len; - CHAR16 uuid[37]; - EFI_STATUS err; - - InitializeLib(image, sys_table); - - err = uefi_call_wrapper(BS->OpenProtocol, 6, image, &LoadedImageProtocol, (VOID **)&loaded_image, - image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL); - if (EFI_ERROR(err)) { - Print(L"Error getting a LoadedImageProtocol handle: %r ", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; - } - - root_dir = LibOpenRoot(loaded_image->DeviceHandle); - if (!root_dir) { - Print(L"Unable to open root directory: %r ", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return EFI_LOAD_ERROR; - } - - loaded_image_path = DevicePathToStr(loaded_image->FilePath); - - if (efivar_get_raw(&global_guid, L"SecureBoot", &b, &size) == EFI_SUCCESS) { - if (*b > 0) - secure = TRUE; - FreePool(b); - } - - err = pefile_locate_sections(root_dir, loaded_image_path, sections, addrs, offs, szs); - if (EFI_ERROR(err)) { - Print(L"Unable to locate embedded .linux section: %r ", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; - } - - if (szs[0] > 0) - cmdline = (CHAR8 *)(loaded_image->ImageBase + addrs[0]); - - cmdline_len = szs[0]; - - /* if we are not in secure boot mode, accept a custom command line and replace the built-in one */ - if (!secure && loaded_image->LoadOptionsSize > 0) { - CHAR16 *options; - CHAR8 *line; - UINTN i; - - options = (CHAR16 *)loaded_image->LoadOptions; - cmdline_len = (loaded_image->LoadOptionsSize / sizeof(CHAR16)) * sizeof(CHAR8); - line = AllocatePool(cmdline_len); - for (i = 0; i < cmdline_len; i++) - line[i] = options[i]; - cmdline = line; - -#ifdef SD_BOOT_LOG_TPM - /* Try to log any options to the TPM, escpecially manually edited options */ - err = tpm_log_event(SD_TPM_PCR, - (EFI_PHYSICAL_ADDRESS) loaded_image->LoadOptions, - loaded_image->LoadOptionsSize, loaded_image->LoadOptions); - if (EFI_ERROR(err)) { - Print(L"Unable to add image options measurement: %r", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; - } -#endif - } - - /* export the device path this image is started from */ - if (disk_get_part_uuid(loaded_image->DeviceHandle, uuid) == EFI_SUCCESS) - efivar_set(L"LoaderDevicePartUUID", uuid, FALSE); - - if (szs[3] > 0) - graphics_splash((UINT8 *)((UINTN)loaded_image->ImageBase + addrs[3]), szs[3], NULL); - - err = linux_exec(image, cmdline, cmdline_len, - (UINTN)loaded_image->ImageBase + addrs[1], - (UINTN)loaded_image->ImageBase + addrs[2], szs[2]); - - graphics_mode(FALSE); - Print(L"Execution of embedded linux image failed: %r\n", err); - uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); - return err; -} diff --git a/src/boot/efi/util.c b/src/boot/efi/util.c deleted file mode 100644 index 98c5be74ce..0000000000 --- a/src/boot/efi/util.c +++ /dev/null @@ -1,345 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#include <efi.h> -#include <efilib.h> - -#include "util.h" - -/* - * Allocated random UUID, intended to be shared across tools that implement - * the (ESP)\loader\entries\<vendor>-<revision>.conf convention and the - * associated EFI variables. - */ -static const EFI_GUID loader_guid = { 0x4a67b082, 0x0a4c, 0x41cf, {0xb6, 0xc7, 0x44, 0x0b, 0x29, 0xbb, 0x8c, 0x4f} }; - -#ifdef __x86_64__ -UINT64 ticks_read(VOID) { - UINT64 a, d; - __asm__ volatile ("rdtsc" : "=a" (a), "=d" (d)); - return (d << 32) | a; -} -#elif defined(__i386__) -UINT64 ticks_read(VOID) { - UINT64 val; - __asm__ volatile ("rdtsc" : "=A" (val)); - return val; -} -#else -UINT64 ticks_read(VOID) { - UINT64 val = 1; - return val; -} -#endif - -/* count TSC ticks during a millisecond delay */ -UINT64 ticks_freq(VOID) { - UINT64 ticks_start, ticks_end; - - ticks_start = ticks_read(); - uefi_call_wrapper(BS->Stall, 1, 1000); - ticks_end = ticks_read(); - - return (ticks_end - ticks_start) * 1000; -} - -UINT64 time_usec(VOID) { - UINT64 ticks; - static UINT64 freq; - - ticks = ticks_read(); - if (ticks == 0) - return 0; - - if (freq == 0) { - freq = ticks_freq(); - if (freq == 0) - return 0; - } - - return 1000 * 1000 * ticks / freq; -} - -EFI_STATUS parse_boolean(CHAR8 *v, BOOLEAN *b) { - if (strcmpa(v, (CHAR8 *)"1") == 0 || - strcmpa(v, (CHAR8 *)"yes") == 0 || - strcmpa(v, (CHAR8 *)"y") == 0 || - strcmpa(v, (CHAR8 *)"true") == 0) { - *b = TRUE; - return EFI_SUCCESS; - } - - if (strcmpa(v, (CHAR8 *)"0") == 0 || - strcmpa(v, (CHAR8 *)"no") == 0 || - strcmpa(v, (CHAR8 *)"n") == 0 || - strcmpa(v, (CHAR8 *)"false") == 0) { - *b = FALSE; - return EFI_SUCCESS; - } - - return EFI_INVALID_PARAMETER; -} - -EFI_STATUS efivar_set_raw(const EFI_GUID *vendor, CHAR16 *name, CHAR8 *buf, UINTN size, BOOLEAN persistent) { - UINT32 flags; - - flags = EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS; - if (persistent) - flags |= EFI_VARIABLE_NON_VOLATILE; - - return uefi_call_wrapper(RT->SetVariable, 5, name, (EFI_GUID *)vendor, flags, size, buf); -} - -EFI_STATUS efivar_set(CHAR16 *name, CHAR16 *value, BOOLEAN persistent) { - return efivar_set_raw(&loader_guid, name, (CHAR8 *)value, value ? (StrLen(value)+1) * sizeof(CHAR16) : 0, persistent); -} - -EFI_STATUS efivar_set_int(CHAR16 *name, UINTN i, BOOLEAN persistent) { - CHAR16 str[32]; - - SPrint(str, 32, L"%d", i); - return efivar_set(name, str, persistent); -} - -EFI_STATUS efivar_get(CHAR16 *name, CHAR16 **value) { - CHAR8 *buf; - CHAR16 *val; - UINTN size; - EFI_STATUS err; - - err = efivar_get_raw(&loader_guid, name, &buf, &size); - if (EFI_ERROR(err)) - return err; - - val = StrDuplicate((CHAR16 *)buf); - if (!val) { - FreePool(buf); - return EFI_OUT_OF_RESOURCES; - } - - *value = val; - return EFI_SUCCESS; -} - -EFI_STATUS efivar_get_int(CHAR16 *name, UINTN *i) { - CHAR16 *val; - EFI_STATUS err; - - err = efivar_get(name, &val); - if (!EFI_ERROR(err)) { - *i = Atoi(val); - FreePool(val); - } - return err; -} - -EFI_STATUS efivar_get_raw(const EFI_GUID *vendor, CHAR16 *name, CHAR8 **buffer, UINTN *size) { - CHAR8 *buf; - UINTN l; - EFI_STATUS err; - - l = sizeof(CHAR16 *) * EFI_MAXIMUM_VARIABLE_SIZE; - buf = AllocatePool(l); - if (!buf) - return EFI_OUT_OF_RESOURCES; - - err = uefi_call_wrapper(RT->GetVariable, 5, name, (EFI_GUID *)vendor, NULL, &l, buf); - if (!EFI_ERROR(err)) { - *buffer = buf; - if (size) - *size = l; - } else - FreePool(buf); - return err; - -} - -VOID efivar_set_time_usec(CHAR16 *name, UINT64 usec) { - CHAR16 str[32]; - - if (usec == 0) - usec = time_usec(); - if (usec == 0) - return; - - SPrint(str, 32, L"%ld", usec); - efivar_set(name, str, FALSE); -} - -static INTN utf8_to_16(CHAR8 *stra, CHAR16 *c) { - CHAR16 unichar; - UINTN len; - UINTN i; - - if (stra[0] < 0x80) - len = 1; - else if ((stra[0] & 0xe0) == 0xc0) - len = 2; - else if ((stra[0] & 0xf0) == 0xe0) - len = 3; - else if ((stra[0] & 0xf8) == 0xf0) - len = 4; - else if ((stra[0] & 0xfc) == 0xf8) - len = 5; - else if ((stra[0] & 0xfe) == 0xfc) - len = 6; - else - return -1; - - switch (len) { - case 1: - unichar = stra[0]; - break; - case 2: - unichar = stra[0] & 0x1f; - break; - case 3: - unichar = stra[0] & 0x0f; - break; - case 4: - unichar = stra[0] & 0x07; - break; - case 5: - unichar = stra[0] & 0x03; - break; - case 6: - unichar = stra[0] & 0x01; - break; - } - - for (i = 1; i < len; i++) { - if ((stra[i] & 0xc0) != 0x80) - return -1; - unichar <<= 6; - unichar |= stra[i] & 0x3f; - } - - *c = unichar; - return len; -} - -CHAR16 *stra_to_str(CHAR8 *stra) { - UINTN strlen; - UINTN len; - UINTN i; - CHAR16 *str; - - len = strlena(stra); - str = AllocatePool((len + 1) * sizeof(CHAR16)); - - strlen = 0; - i = 0; - while (i < len) { - INTN utf8len; - - utf8len = utf8_to_16(stra + i, str + strlen); - if (utf8len <= 0) { - /* invalid utf8 sequence, skip the garbage */ - i++; - continue; - } - - strlen++; - i += utf8len; - } - str[strlen] = '\0'; - return str; -} - -CHAR16 *stra_to_path(CHAR8 *stra) { - CHAR16 *str; - UINTN strlen; - UINTN len; - UINTN i; - - len = strlena(stra); - str = AllocatePool((len + 2) * sizeof(CHAR16)); - - str[0] = '\\'; - strlen = 1; - i = 0; - while (i < len) { - INTN utf8len; - - utf8len = utf8_to_16(stra + i, str + strlen); - if (utf8len <= 0) { - /* invalid utf8 sequence, skip the garbage */ - i++; - continue; - } - - if (str[strlen] == '/') - str[strlen] = '\\'; - if (str[strlen] == '\\' && str[strlen-1] == '\\') { - /* skip double slashes */ - i += utf8len; - continue; - } - - strlen++; - i += utf8len; - } - str[strlen] = '\0'; - return str; -} - -CHAR8 *strchra(CHAR8 *s, CHAR8 c) { - do { - if (*s == c) - return s; - } while (*s++); - return NULL; -} - -INTN file_read(EFI_FILE_HANDLE dir, CHAR16 *name, UINTN off, UINTN size, CHAR8 **content) { - EFI_FILE_HANDLE handle; - CHAR8 *buf; - UINTN buflen; - EFI_STATUS err; - UINTN len; - - err = uefi_call_wrapper(dir->Open, 5, dir, &handle, name, EFI_FILE_MODE_READ, 0ULL); - if (EFI_ERROR(err)) - return err; - - if (size == 0) { - EFI_FILE_INFO *info; - - info = LibFileInfo(handle); - buflen = info->FileSize+1; - FreePool(info); - } else - buflen = size; - - if (off > 0) { - err = uefi_call_wrapper(handle->SetPosition, 2, handle, off); - if (EFI_ERROR(err)) - return err; - } - - buf = AllocatePool(buflen); - err = uefi_call_wrapper(handle->Read, 3, handle, &buflen, buf); - if (!EFI_ERROR(err)) { - buf[buflen] = '\0'; - *content = buf; - len = buflen; - } else { - len = err; - FreePool(buf); - } - - uefi_call_wrapper(handle->Close, 1, handle); - return len; -} diff --git a/src/boot/efi/util.h b/src/boot/efi/util.h deleted file mode 100644 index e673cdf9a0..0000000000 --- a/src/boot/efi/util.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * Copyright (C) 2012-2013 Kay Sievers <kay@vrfy.org> - * Copyright (C) 2012 Harald Hoyer <harald@redhat.com> - */ - -#ifndef __SDBOOT_UTIL_H -#define __SDBOOT_UTIL_H - -#include <efi.h> -#include <efilib.h> - -#define ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0])) - -static inline const CHAR16 *yes_no(BOOLEAN b) { - return b ? L"yes" : L"no"; -} - -EFI_STATUS parse_boolean(CHAR8 *v, BOOLEAN *b); - -UINT64 ticks_read(void); -UINT64 ticks_freq(void); -UINT64 time_usec(void); - -EFI_STATUS efivar_set(CHAR16 *name, CHAR16 *value, BOOLEAN persistent); -EFI_STATUS efivar_set_raw(const EFI_GUID *vendor, CHAR16 *name, CHAR8 *buf, UINTN size, BOOLEAN persistent); -EFI_STATUS efivar_set_int(CHAR16 *name, UINTN i, BOOLEAN persistent); -VOID efivar_set_time_usec(CHAR16 *name, UINT64 usec); - -EFI_STATUS efivar_get(CHAR16 *name, CHAR16 **value); -EFI_STATUS efivar_get_raw(const EFI_GUID *vendor, CHAR16 *name, CHAR8 **buffer, UINTN *size); -EFI_STATUS efivar_get_int(CHAR16 *name, UINTN *i); - -CHAR8 *strchra(CHAR8 *s, CHAR8 c); -CHAR16 *stra_to_path(CHAR8 *stra); -CHAR16 *stra_to_str(CHAR8 *stra); - -INTN file_read(EFI_FILE_HANDLE dir, CHAR16 *name, UINTN off, UINTN size, CHAR8 **content); -#endif |