diff options
Diffstat (limited to 'firmware/lib/vboot_ui_legacy_wilco.c')
| -rw-r--r-- | firmware/lib/vboot_ui_legacy_wilco.c | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/firmware/lib/vboot_ui_legacy_wilco.c b/firmware/lib/vboot_ui_legacy_wilco.c deleted file mode 100644 index 7838bcfe..00000000 --- a/firmware/lib/vboot_ui_legacy_wilco.c +++ /dev/null @@ -1,367 +0,0 @@ -/* Copyright 2020 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * Code used by vboot_ui_legacy_clamshell for Wilco-specific features. - */ - -#include "2common.h" -#include "2nvstorage.h" -#include "2sysincludes.h" -#include "vboot_api.h" -#include "vboot_ui_legacy.h" -#include "vboot_ui_legacy_wilco.h" - -static inline int is_vowel(uint32_t key) -{ - return key == 'A' || key == 'E' || key == 'I' || - key == 'O' || key == 'U'; -} - -static int vendor_data_length(char *data_value) -{ - for (int len = 0; len <= VENDOR_DATA_LENGTH; len++) { - if (data_value[len] == '\0') - return len; - } - - return VENDOR_DATA_LENGTH; -} - -/* - * Prompt the user to enter the serial number - */ -static vb2_error_t vb2_enter_vendor_data_ui(struct vb2_context *ctx, - char *data_value) -{ - int len = vendor_data_length(data_value); - int blinks = CURSOR_BLINK_MS / KEY_DELAY_MS; - int blink_count = 0; - VbScreenData data = { - .vendor_data = { - .input_text = data_value, - .flags = VB_VENDOR_DATA_SHOW_CURSOR, - .selected_index = 1, - } - }; - - VbDisplayScreen(ctx, VB_SCREEN_SET_VENDOR_DATA, 1, &data); - - /* We'll loop until the user decides what to do */ - do { - uint32_t key = VbExKeyboardRead(); - - if (vb2_want_shutdown(ctx, key)) { - VB2_DEBUG("Vendor Data UI - shutdown requested!\n"); - return VB2_REQUEST_SHUTDOWN; - } - switch (key) { - case 0: - /* Nothing pressed */ - break; - case VB_KEY_ESC: - /* Escape pressed - return to developer screen */ - VB2_DEBUG("Vendor Data UI - user pressed Esc: " - "exit to Developer screen\n"); - data_value[0] = '\0'; - return VB2_SUCCESS; - case 'a'...'z': - key = toupper(key); - VBOOT_FALLTHROUGH; - case '0'...'9': - case 'A'...'Z': - if ((len > 0 && is_vowel(key)) || - len >= VENDOR_DATA_LENGTH) { - vb2_error_beep(VB_BEEP_NOT_ALLOWED); - } else { - data_value[len++] = key; - data_value[len] = '\0'; - VbDisplayScreen(ctx, VB_SCREEN_SET_VENDOR_DATA, - 1, &data); - } - - VB2_DEBUG("Vendor Data UI - vendor_data: %s\n", - data_value); - break; - case VB_KEY_BACKSPACE: - if (len > 0) { - data_value[--len] = '\0'; - VbDisplayScreen(ctx, VB_SCREEN_SET_VENDOR_DATA, - 1, &data); - } - - VB2_DEBUG("Vendor Data UI - vendor_data: %s\n", - data_value); - break; - case VB_KEY_ENTER: - if (len == VENDOR_DATA_LENGTH) { - /* Enter pressed - confirm input */ - VB2_DEBUG("Vendor Data UI - user pressed " - "Enter: confirm vendor data\n"); - return VB2_SUCCESS; - } else { - vb2_error_beep(VB_BEEP_NOT_ALLOWED); - } - break; - default: - VB2_DEBUG("Vendor Data UI - pressed key %#x\n", key); - VbCheckDisplayKey(ctx, key, VB_SCREEN_SET_VENDOR_DATA, - &data); - break; - } - vb2ex_msleep(KEY_DELAY_MS); - - if (++blink_count == blinks) { - blink_count = 0; - data.vendor_data.flags ^= VB_VENDOR_DATA_SHOW_CURSOR; - data.vendor_data.flags |= - VB_VENDOR_DATA_ONLY_DRAW_CURSOR; - - VbDisplayScreen(ctx, VB_SCREEN_SET_VENDOR_DATA, - 1, &data); - - data.vendor_data.flags &= - ~(VB_VENDOR_DATA_ONLY_DRAW_CURSOR); - } - } while (1); - - return VB2_SUCCESS; -} - -/* - * Prompt the user to confirm the serial number and write to memory - */ -static vb2_error_t vb2_confirm_vendor_data_ui(struct vb2_context *ctx, - char* data_value, VbScreenData *data) -{ - VbDisplayScreen(ctx, VB_SCREEN_CONFIRM_VENDOR_DATA, 1, data); - /* We'll loop until the user decides what to do */ - do { - uint32_t key_confirm = VbExKeyboardRead(); - - if (vb2_want_shutdown(ctx, key_confirm)) { - VB2_DEBUG("Confirm Vendor Data UI " - "- shutdown requested!\n"); - return VB2_REQUEST_SHUTDOWN; - } - switch (key_confirm) { - case 0: - /* Nothing pressed */ - break; - case VB_KEY_ESC: - /* Escape pressed - return to developer screen */ - VB2_DEBUG("Confirm Vendor Data UI - user " - "pressed Esc: exit to Developer screen\n"); - return VB2_SUCCESS; - case VB_KEY_RIGHT: - case VB_KEY_LEFT: - data->vendor_data.selected_index = - data->vendor_data.selected_index ^ 1; - VbDisplayScreen(ctx, VB_SCREEN_CONFIRM_VENDOR_DATA, - 1, data); - VB2_DEBUG("selected_index:%d\n", - data->vendor_data.selected_index); - break; - case VB_KEY_ENTER: - /* Enter pressed - write vendor data */ - if (data->vendor_data.selected_index == 0) { - VB2_DEBUG("Confirm Vendor Data UI - user " - "selected YES: " - "write vendor data (%s) to VPD\n", - data_value); - vb2_error_t ret = VbExSetVendorData(data_value); - - if (ret == VB2_SUCCESS) { - vb2_nv_set(ctx, - VB2_NV_DISABLE_DEV_REQUEST, - 1); - return VB2_REQUEST_REBOOT; - } else { - vb2_error_notify( - "ERROR: Vendor data was not " - "set.\n" - "System will now shutdown\n", - NULL, VB_BEEP_FAILED); - vb2ex_msleep(5 * VB2_MSEC_PER_SEC); - return VB2_REQUEST_SHUTDOWN; - } - } else { - VB2_DEBUG("Confirm Vendor Data UI - user " - "selected NO: " - "Returning to set screen\n"); - return VB2_SUCCESS; - } - default: - VB2_DEBUG("Confirm Vendor Data UI - pressed " - "key %#x\n", key_confirm); - VbCheckDisplayKey(ctx, key_confirm, - VB_SCREEN_CONFIRM_VENDOR_DATA, data); - break; - } - vb2ex_msleep(KEY_DELAY_MS); - } while (1); - return VB2_SUCCESS; -} - -vb2_error_t vb2_vendor_data_ui(struct vb2_context *ctx) -{ - char data_value[VENDOR_DATA_LENGTH + 1]; - - VbScreenData data = {.vendor_data = {data_value, 0, 0}}; - VbDisplayScreen(ctx, VB_COMPLETE_VENDOR_DATA, 0, NULL); - - do { - uint32_t key_set = VbExKeyboardRead(); - - if (vb2_want_shutdown(ctx, key_set)) { - VB2_DEBUG("Vendor Data UI - shutdown requested!\n"); - return VB2_REQUEST_SHUTDOWN; - } - - switch (key_set) { - case 0: - /* Nothing pressed - do nothing. */ - break; - case VB_KEY_ESC: - /* ESC pressed - boot normally */ - VB2_DEBUG("Vendor Data UI - boot normally\n"); - return VB2_SUCCESS; - break; - case VB_KEY_ENTER: - data_value[0] = '\0'; - do { - /* ENTER pressed - - enter vendor data set screen */ - VB2_DEBUG("Vendor Data UI - Enter VD set " - "screen\n"); - vb2_error_t ret = vb2_enter_vendor_data_ui( - ctx, data_value); - - if (ret) - return ret; - - /* Vendor data was not entered just return */ - if (vendor_data_length(data_value) == 0) { - return VB2_SUCCESS; - } - - /* Reset confirmation answer to YES */ - data.vendor_data.selected_index = 0; - - ret = vb2_confirm_vendor_data_ui( - ctx, data_value, &data); - - if (ret) - return ret; - - /* Break if vendor data confirmed */ - if (data.vendor_data.selected_index == 0) - return VB2_SUCCESS; - } while (1); - break; - default: - break; - } - } while (1); - return VB2_SUCCESS; -} - -vb2_error_t vb2_check_diagnostic_key(struct vb2_context *ctx, uint32_t key) -{ - if (DIAGNOSTIC_UI && (key == VB_KEY_CTRL('C') || key == VB_KEY_F(12))) { - VB2_DEBUG("Diagnostic mode requested, rebooting\n"); - vb2_nv_set(ctx, VB2_NV_DIAG_REQUEST, 1); - - return VB2_REQUEST_REBOOT; - } - - return VB2_SUCCESS; -} - -vb2_error_t vb2_diagnostics_ui(struct vb2_context *ctx) -{ - int active = 1; - int button_released = 0; - int button_pressed = 0; - vb2_error_t result = VB2_REQUEST_REBOOT; - int action_confirmed = 0; - uint32_t start_time_ms; - - VbDisplayScreen(ctx, VB_SCREEN_CONFIRM_DIAG, 0, NULL); - - start_time_ms = vb2ex_mtime(); - - /* We'll loop until the user decides what to do */ - do { - uint32_t key = VbExKeyboardRead(); - /* Note that we need to check that the physical presence button - was pressed *and then* released. */ - if (vb2ex_physical_presence_pressed()) { - /* Wait for a release before registering a press. */ - if (button_released) - button_pressed = 1; - } else { - button_released = 1; - if (button_pressed) { - VB2_DEBUG("vb2_diagnostics_ui() - power released\n"); - action_confirmed = 1; - active = 0; - break; - } - } - - /* Check the lid and ignore the power button. */ - if (vb2_want_shutdown(ctx, 0) & ~VB_SHUTDOWN_REQUEST_POWER_BUTTON) { - VB2_DEBUG("vb2_diagnostics_ui() - shutdown request\n"); - result = VB2_REQUEST_SHUTDOWN; - active = 0; - break; - } - - switch (key) { - case 0: - /* Nothing pressed */ - break; - case VB_KEY_ESC: - /* Escape pressed - reboot */ - VB2_DEBUG("vb2_diagnostics_ui() - user pressed Esc\n"); - active = 0; - break; - default: - VB2_DEBUG("vb2_diagnostics_ui() - pressed key %#x\n", - key); - VbCheckDisplayKey(ctx, key, VB_SCREEN_CONFIRM_DIAG, - NULL); - break; - } - if (vb2ex_mtime() - start_time_ms >= 30 * VB2_MSEC_PER_SEC) { - VB2_DEBUG("vb2_diagnostics_ui() - timeout\n"); - break; - } - if (active) { - vb2ex_msleep(KEY_DELAY_MS); - } - } while (active); - - VbDisplayScreen(ctx, VB_SCREEN_BLANK, 0, NULL); - - if (action_confirmed) { - VB2_DEBUG("Diagnostic requested, running\n"); - - if (vb2ex_tpm_set_mode(VB2_TPM_MODE_DISABLED) != - VB2_SUCCESS) { - VB2_DEBUG("Failed to disable TPM\n"); - vb2api_fail(ctx, VB2_RECOVERY_TPM_DISABLE_FAILED, 0); - } else { - vb2_try_altfw(ctx, 1, VB_ALTFW_DIAGNOSTIC); - VB2_DEBUG("Diagnostic failed to run\n"); - /* - * Assuming failure was due to bad hash, though - * the rom could just be missing or invalid. - */ - vb2api_fail(ctx, VB2_RECOVERY_ALTFW_HASH_FAILED, 0); - } - } - - return result; -} |