diff options
Diffstat (limited to 'board/nocturne_fp/board_ro.c')
-rw-r--r-- | board/nocturne_fp/board_ro.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/board/nocturne_fp/board_ro.c b/board/nocturne_fp/board_ro.c deleted file mode 100644 index 7f20002435..0000000000 --- a/board/nocturne_fp/board_ro.c +++ /dev/null @@ -1,77 +0,0 @@ -/* Copyright 2017 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. - */ -/* Meowth Fingerprint MCU configuration */ - -#include "common.h" -#include "hooks.h" -#include "registers.h" -#include "spi.h" -#include "system.h" -#include "task.h" - -#ifndef SECTION_IS_RO -#error "This file should only be built for RO." -#endif - - -/** - * Disable restricted commands when the system is locked. - * - * @see console.h system.c - */ -int console_is_restricted(void) -{ - return system_is_locked(); -} - -#include "gpio_list.h" - -static void ap_deferred(void) -{ - /* - * Behavior: - * AP Active (ex. Intel S0): SLP_L is 1 - * AP Suspend (ex. Intel S0ix): SLP_L is 0 - * The alternative SLP_ALT_L should be pulled high at all the times. - * - * Legacy Intel behavior: - * in S3: SLP_ALT_L is 0 and SLP_L is X. - * in S0ix: SLP_ALT_L is X and SLP_L is 0. - * in S0: SLP_ALT_L is 1 and SLP_L is 1. - * in S5/G3, the FP MCU should not be running. - */ - int running = gpio_get_level(GPIO_SLP_ALT_L) && - gpio_get_level(GPIO_SLP_L); - - if (running) { /* AP is S0 */ - disable_sleep(SLEEP_MASK_AP_RUN); - hook_notify(HOOK_CHIPSET_RESUME); - } else { /* AP is suspend/S0ix/S3 */ - hook_notify(HOOK_CHIPSET_SUSPEND); - enable_sleep(SLEEP_MASK_AP_RUN); - } -} -DECLARE_DEFERRED(ap_deferred); - -/* PCH power state changes */ -void slp_event(enum gpio_signal signal) -{ - hook_call_deferred(&ap_deferred_data, 0); -} - -void board_init(void) -{ - /* Enable interrupt on PCH power signals */ - gpio_enable_interrupt(GPIO_SLP_ALT_L); - gpio_enable_interrupt(GPIO_SLP_L); - - /* - * Enable the SPI slave interface if the PCH is up. - * Do not use hook_call_deferred(), because ap_deferred() will be - * called after tasks with priority higher than HOOK task (very late). - */ - ap_deferred(); -} -DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); |