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https://github.com/Atmosphere-NX/Atmosphere.git
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65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
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* Copyright (c) 2018 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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#ifndef EXOSPHERE_EXOSPHERE_CONFIG_H
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#define EXOSPHERE_EXOSPHERE_CONFIG_H
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#include <stdint.h>
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#include <atmosphere.h>
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#include "utils.h"
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#include "memory_map.h"
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/* This serves to set configuration for *exosphere itself*, separate from the SecMon Exosphere mimics. */
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/* "EXO0" */
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#define MAGIC_EXOSPHERE_CONFIG (0x304F5845)
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#define EXOSPHERE_LOOSEN_PACKAGE2_RESTRICTIONS_FOR_DEBUG 1
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#define MAILBOX_EXOSPHERE_CONFIG (*((volatile exosphere_config_t *)(0x8000F000ull)))
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/* Exosphere config in DRAM shares physical/virtual mapping. */
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#define MAILBOX_EXOSPHERE_CONFIG_PHYS MAILBOX_EXOSPHERE_CONFIG
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#define EXOSPHERE_FLAGS_DEFAULT 0x00000000
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#define EXOSPHERE_FLAG_PERFORM_620_KEYGEN (1 << 0u)
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#define EXOSPHERE_FLAG_IS_DEBUGMODE_PRIV (1 << 1u)
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#define EXOSPHERE_FLAG_IS_DEBUGMODE_USER (1 << 2u)
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typedef struct {
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unsigned int magic;
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unsigned int target_firmware;
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unsigned int flags;
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unsigned int reserved;
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} exosphere_config_t;
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unsigned int exosphere_load_config(void);
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unsigned int exosphere_get_target_firmware(void);
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unsigned int exosphere_should_perform_620_keygen(void);
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unsigned int exosphere_should_override_debugmode_priv(void);
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unsigned int exosphere_should_override_debugmode_user(void);
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static inline unsigned int exosphere_get_target_firmware_for_init(void) {
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const unsigned int magic = MAILBOX_EXOSPHERE_CONFIG_PHYS.magic;
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if (magic == MAGIC_EXOSPHERE_CONFIG) {
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return MAILBOX_EXOSPHERE_CONFIG_PHYS.target_firmware;
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} else {
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return ATMOSPHERE_TARGET_FIRMWARE_DEFAULT_FOR_DEBUG;
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}
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}
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#endif
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