mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-23 04:41:12 +00:00
3bc2d79384
* exo/fusee: hookup new prodinfo settings * fusee: new scheme doesn't need FLAGS_DEFAULT * fusee: fix c/p errors * ams.mitm: completely revamp prodinfo backup mechanism * ams.mitm: Implement revamped blanking/write policy * strat: make early boot more debuggable * exo: condense flag logic
124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include "utils.h"
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#include "exocfg.h"
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#include "mmu.h"
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#include "memory_map.h"
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static exosphere_config_t g_exosphere_cfg = {MAGIC_EXOSPHERE_CONFIG, ATMOSPHERE_TARGET_FIRMWARE_CURRENT, EXOSPHERE_FLAGS_DEFAULT};
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static bool g_has_loaded_config = false;
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#define EXOSPHERE_CHECK_FLAG(flag) ((g_exosphere_cfg.flags & flag) != 0)
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static unsigned int exosphere_is_emummc() {
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return g_exosphere_cfg.emummc_cfg.base_cfg.magic == MAGIC_EMUMMC_CONFIG && g_exosphere_cfg.emummc_cfg.base_cfg.type != EMUMMC_TYPE_NONE;
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}
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/* Read config out of IRAM, return target firmware version. */
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unsigned int exosphere_load_config(void) {
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if (g_has_loaded_config) {
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generic_panic();
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}
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g_has_loaded_config = true;
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const unsigned int magic = MAILBOX_EXOSPHERE_CONFIG.magic;
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if (magic == MAGIC_EXOSPHERE_CONFIG) {
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g_exosphere_cfg = MAILBOX_EXOSPHERE_CONFIG;
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}
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return g_exosphere_cfg.target_firmware;
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}
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unsigned int exosphere_get_target_firmware(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return g_exosphere_cfg.target_firmware;
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}
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unsigned int exosphere_should_perform_620_keygen(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return false;
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}
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unsigned int exosphere_should_override_debugmode_priv(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_IS_DEBUGMODE_PRIV);
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}
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unsigned int exosphere_should_override_debugmode_user(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_IS_DEBUGMODE_USER);
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}
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unsigned int exosphere_should_disable_usermode_exception_handlers(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_DISABLE_USERMODE_EXCEPTION_HANDLERS);
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}
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unsigned int exosphere_should_enable_usermode_pmu_access(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_ENABLE_USERMODE_PMU_ACCESS);
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}
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unsigned int exosphere_should_blank_prodinfo(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_BLANK_PRODINFO);
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}
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unsigned int exosphere_should_allow_writing_to_cal(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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if (exosphere_is_emummc()) {
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return 1;
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} else {
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return EXOSPHERE_CHECK_FLAG(EXOSPHERE_FLAG_ALLOW_WRITING_TO_CAL_SYSMMC);
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}
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}
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const exo_emummc_config_t *exosphere_get_emummc_config(void) {
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if (!g_has_loaded_config) {
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generic_panic();
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}
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return &g_exosphere_cfg.emummc_cfg;
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}
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