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sdmmc: begin skeletoning sdmmc driver

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This commit is contained in:
Michael Scire
2020-10-20 09:44:45 -07:00
parent ac04e02a08
commit 88b81e5fb0
12 changed files with 624 additions and 0 deletions
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3
libraries/libvapours/include/vapours.hpp
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#include <vapours/svc.hpp>
#include <vapours/ams/ams_fatal_error_context.hpp>
#include <vapours/dd.hpp>
#include <vapours/sdmmc.hpp>

22
libraries/libvapours/include/vapours/dd.hpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/results.hpp>
#include <vapours/dd/dd_device_virtual_address.hpp>

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libraries/libvapours/include/vapours/dd/dd_device_virtual_address.hpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/results.hpp>
namespace ams::dd {
using DeviceVirtualAddress = u64;
}

26
libraries/libvapours/include/vapours/sdmmc.hpp Normal file
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@@ -0,0 +1,26 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/results.hpp>
#include <vapours/util.hpp>
#include <vapours/svc.hpp>
#include <vapours/sdmmc/sdmmc_build_config.hpp>
#include <vapours/sdmmc/sdmmc_common.hpp>
#include <vapours/sdmmc/sdmmc_mmc.hpp>

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libraries/libvapours/include/vapours/sdmmc/sdmmc_build_config.hpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/results.hpp>
#include <vapours/util.hpp>
#include <vapours/svc.hpp>
#include <vapours/dd.hpp>
#if defined(ATMOSPHERE_IS_EXOSPHERE)
//#define AMS_SDMMC_USE_DEVICE_VIRTUAL_ADDRESS
//#define AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL
//#define AMS_SDMMC_USE_OS_EVENTS
#elif defined(ATMOSPHERE_IS_MESOSPHERE)
//#define AMS_SDMMC_USE_DEVICE_VIRTUAL_ADDRESS
//#define AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL
//#define AMS_SDMMC_USE_OS_EVENTS
#elif defined(ATMOSPHERE_IS_STRATOSPHERE)
#define AMS_SDMMC_USE_DEVICE_VIRTUAL_ADDRESS
#define AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL
#define AMS_SDMMC_USE_OS_EVENTS
#else
#error "Unknown execution context for ams::sdmmc!"
#endif

115
libraries/libvapours/include/vapours/sdmmc/sdmmc_common.hpp Normal file
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@@ -0,0 +1,115 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/sdmmc/sdmmc_build_config.hpp>
namespace ams::sdmmc {
enum BusPower {
BusPower_Off = 0,
BusPower_1_8V = 1,
BusPower_3_3V = 2,
};
enum BusWidth {
BusWidth_1Bit = 0,
BusWidth_4Bit = 1,
BusWidth_8Bit = 2,
};
enum SpeedMode {
SpeedMode_MmcIdentification = 0,
SpeedMode_MmcLegacySpeed = 1,
SpeedMode_MmcHighSpeed = 2,
SpeedMode_MmcHs200 = 3,
SpeedMode_MmcHs400 = 4,
SpeedMode_SdCardIdentification = 5,
SpeedMode_SdCardDefaultSpeed = 6,
SpeedMode_SdCardHighSpeed = 7,
SpeedMode_SdCardSdr12 = 8,
SpeedMode_SdCardSdr25 = 9,
SpeedMode_SdCardSdr50 = 10,
SpeedMode_SdCardSdr104 = 11,
SpeedMode_SdCardDdr50 = 12,
SpeedMode_GcAsicFpgaSpeed = 13,
SpeedMode_GcAsicSpeed = 14,
};
enum Port {
Port_Mmc0 = 0,
Port_SdCard0 = 1,
Port_GcAsic0 = 2,
};
struct ErrorInfo {
u32 num_activation_failures;
u32 num_activation_error_corrections;
u32 num_read_write_failures;
u32 num_read_write_error_corrections;
};
struct DataTransfer {
void *buffer;
size_t buffer_size;
size_t block_size;
u32 num_blocks;
bool is_read;
};
using DeviceDetectionEventCallback = void (*)(void *);
constexpr inline size_t DeviceCidSize = 0x10;
constexpr inline size_t DeviceCsdSize = 0x10;
constexpr inline size_t BufferDeviceVirtualAddressAlignment = alignof(ams::dd::DeviceVirtualAddress);
static_assert(BufferDeviceVirtualAddressAlignment >= 8);
void Initialize(Port port);
void Finalize(Port port);
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
void SwitchToPcvClockResetControl();
#endif
#if defined(AMS_SDMMC_USE_DEVICE_VIRTUAL_ADDRESS)
void RegisterDeviceVirtualAddress(Port port, uintptr_t buffer, size_t buffer_size, ams::dd::DeviceVirtualAddress buffer_device_virtual_address);
void UnregisterDeviceVirtualAddress(Port port, uintptr_t buffer, size_t buffer_size, ams::dd::DeviceVirtualAddress buffer_device_virtual_address);
#endif
void ChangeCheckTransferInterval(Port port, u32 ms);
void SetDefaultCheckTransferInterval(Port port);
Result Activate(Port port);
void Deactivate(Port port);
Result Read(void *dst, size_t dst_size, Port port, u32 sector_index, u32 num_sectors);
Result Write(Port port, u32 sector_index, u32 num_sectors, const void *src, size_t src_size);
Result CheckConnection(SpeedMode *out_speed_mode, BusWidth *out_bus_width, Port port);
Result GetDeviceSpeedMode(SpeedMode *out, Port port);
Result GetDeviceMemoryCapacity(u32 *out_num_sectors, Port port);
Result GetDeviceStatus(u32 *out_device_status, Port port);
Result GetDeviceCid(void *out, size_t out_size, Port port);
Result GetDeviceCsd(void *out, size_t out_size, Port port);
void GetAndClearErrorInfo(ErrorInfo *out_error_info, size_t *out_log_size, char *out_log_buffer, size_t log_buffer_size, Port port);
}

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libraries/libvapours/include/vapours/sdmmc/sdmmc_mmc.hpp Normal file
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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/sdmmc/sdmmc_build_config.hpp>
namespace ams::sdmmc {
enum MmcPartition {
MmcPartition_UserData = 0,
MmcPartition_BootPartition1 = 1,
MmcPartition_BootPartition2 = 2,
MmcPartition_Unknown = 3,
};
constexpr inline size_t MmcExtendedCsdSize = 0x200;
constexpr inline size_t MmcWorkBufferSize = MmcExtendedCsdSize;
void SetMmcWorkBuffer(Port port, void *buffer, size_t buffer_size);
void PutMmcToSleep(Port port);
void AwakenMmc(Port port);
Result SelectMmcPartition(Port port, MmcPartition mmc_partition);
Result EraseMmc(Port port);
Result GetMmcBootPartitionCapacity(u32 *out_num_sectors, Port port);
Result GetMmcExtendedCsd(void *out_buffer, size_t buffer_size, Port port);
}