ccf99a39d2
This change allows VBOOT to build when the mainboard hasn't implemented any of the VBOOT functions yet. Signed-off-by: Raul E Rangel <rrangel@chromium.org> Change-Id: I42ca8f0dba9fd4a868bc7b636e4ed04cbf8dfab0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/50341 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Felix Held <felix-coreboot@felixheld.de> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
79 lines
1.9 KiB
C
79 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#include <assert.h>
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#include <bootmode.h>
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#include <bootstate.h>
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#include <vb2_api.h>
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#include <security/vboot/misc.h>
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#include <security/vboot/vbnv.h>
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#include <security/vboot/vboot_common.h>
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/*
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* Functions which check vboot information should only be called after verstage
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* has run. Otherwise, they will hit the assertion in vboot_get_context().
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*/
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int vboot_check_recovery_request(void)
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{
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return vb2api_get_recovery_reason(vboot_get_context());
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}
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int vboot_recovery_mode_enabled(void)
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{
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return vboot_get_context()->flags & VB2_CONTEXT_RECOVERY_MODE;
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}
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int vboot_developer_mode_enabled(void)
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{
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return vboot_get_context()->flags & VB2_CONTEXT_DEVELOPER_MODE;
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}
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int __weak clear_recovery_mode_switch(void)
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{
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return 0;
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}
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static void do_clear_recovery_mode_switch(void *unused)
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{
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if (vboot_get_context()->flags & VB2_CONTEXT_FORCE_RECOVERY_MODE)
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clear_recovery_mode_switch();
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}
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/*
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* The recovery mode switch (typically backed by EC) is not cleared until
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* BS_WRITE_TABLES for two reasons:
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*
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* (1) On some platforms, FSP initialization may cause a reboot. Push clearing
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* the recovery mode switch until after FSP code runs, so that a manual recovery
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* request (three-finger salute) will function correctly under this condition.
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*
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* (2) To give the implementation of clear_recovery_mode_switch a chance to
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* add an event to elog. See the function in chromeec/switches.c.
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*/
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BOOT_STATE_INIT_ENTRY(BS_WRITE_TABLES, BS_ON_ENTRY,
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do_clear_recovery_mode_switch, NULL);
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int __weak get_recovery_mode_retrain_switch(void)
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{
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return 0;
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}
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#if CONFIG(VBOOT_NO_BOARD_SUPPORT)
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/**
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* TODO: Create flash protection interface which implements get_write_protect_state.
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* get_recovery_mode_switch should be implemented as default function.
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*/
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int __weak get_write_protect_state(void)
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{
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return 0;
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}
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int __weak get_recovery_mode_switch(void)
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{
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return 0;
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}
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void __weak fill_lb_gpios(struct lb_gpios *gpios)
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{
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}
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#endif
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