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Atmosphere/libraries/libvapours/include/vapours/reg.hpp
SciresM 166318ba77
sdmmc: implement driver suitable for fs + bootloader
* sdmmc: begin skeletoning sdmmc driver

* sdmmc: add most of SdHostStandardController

* sdmmc: implement most of SdmmcController

* sdmmc: Sdmmc2Controller

* sdmmc: skeleton implementation of Sdmmc1Controller

* sdmmc: complete abstract logic for Sdmmc1 power controller

* sdmmc: implement gpio handling for sdmmc1-register-control

* sdmmc: implement pinmux handling for sdmmc1-register-control

* sdmmc: fix building for arm32 and in stratosphere context

* sdmmc: implement voltage enable/set for sdmmc1-register-control

* util: move T(V)SNPrintf from kernel to util

* sdmmc: implement BaseDeviceAccessor

* sdmmc: implement MmcDeviceAccessor

* sdmmc: implement clock reset controller for register api

* sdmmc: fix bug in WaitWhileCommandInhibit, add mmc accessors

* exo: add sdmmc test program

* sdmmc: fix speed mode extension, add CheckMmcConnection for debug

* sdmmc: add DeviceDetector, gpio: implement client api

* gpio: modernize client api instead of doing it the lazy way

* sdmmc: SdCardDeviceAccessor impl

* sdmmc: update test program to read first two sectors of sd card

* sdmmc: fix vref sel

* sdmmc: finish outward-facing api (untested)

* ams: changes for libvapours including tegra register defs

* sdmmc: remove hwinit
2020-10-30 11:54:30 -07:00

255 lines
20 KiB
C++

/*
* 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.hpp>
namespace ams::reg {
template<typename T>
concept UnsignedNonConstIntegral = std::unsigned_integral<T> && !std::is_const<T>::value;
using BitsValue = std::tuple<u16, u16, u32>;
using BitsMask = std::tuple<u16, u16>;
constexpr ALWAYS_INLINE u32 GetOffset(const BitsMask v) { return static_cast<u32>(std::get<0>(v)); }
constexpr ALWAYS_INLINE u32 GetOffset(const BitsValue v) { return static_cast<u32>(std::get<0>(v)); }
constexpr ALWAYS_INLINE u32 GetWidth(const BitsMask v) { return static_cast<u32>(std::get<1>(v)); }
constexpr ALWAYS_INLINE u32 GetWidth(const BitsValue v) { return static_cast<u32>(std::get<1>(v)); }
constexpr ALWAYS_INLINE u32 GetValue(const BitsValue v) { return static_cast<u32>(std::get<2>(v)); }
constexpr ALWAYS_INLINE ::ams::reg::BitsValue GetValue(const BitsMask m, const u32 v) {
return ::ams::reg::BitsValue{GetOffset(m), GetWidth(m), v};
}
constexpr ALWAYS_INLINE u32 EncodeMask(const BitsMask v) {
return (~0u >> (BITSIZEOF(u32) - GetWidth(v))) << GetOffset(v);
}
constexpr ALWAYS_INLINE u32 EncodeMask(const BitsValue v) {
return (~0u >> (BITSIZEOF(u32) - GetWidth(v))) << GetOffset(v);
}
constexpr ALWAYS_INLINE u32 EncodeValue(const BitsValue v) {
return ((GetValue(v) << GetOffset(v)) & EncodeMask(v));
}
template<typename... Values> requires ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
constexpr ALWAYS_INLINE u32 Encode(const Values... values) {
return (EncodeValue(values) | ...);
}
template<typename... Masks> requires ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
constexpr ALWAYS_INLINE u32 EncodeMask(const Masks... masks) {
return (EncodeMask(masks) | ...);
}
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void Write(volatile IntType *reg, std::type_identity_t<IntType> val) { *reg = val; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void Write(volatile IntType &reg, std::type_identity_t<IntType> val) { reg = val; }
ALWAYS_INLINE void Write(uintptr_t reg, u32 val) { Write(reinterpret_cast<volatile u32 *>(reg), val); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void Write(volatile IntType *reg, const Values... values) { return Write(reg, static_cast<IntType>((EncodeValue(values) | ...))); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void Write(volatile IntType &reg, const Values... values) { return Write(reg, static_cast<IntType>((EncodeValue(values) | ...))); }
template<typename... Values> requires ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void Write(uintptr_t reg, const Values... values) { return Write(reg, (EncodeValue(values) | ...)); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType Read(volatile IntType *reg) { return *reg; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType Read(volatile IntType &reg) { return reg; }
ALWAYS_INLINE u32 Read(uintptr_t reg) { return Read(reinterpret_cast<volatile u32 *>(reg)); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType Read(volatile IntType *reg, std::type_identity_t<IntType> mask) { return *reg & mask; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType Read(volatile IntType &reg, std::type_identity_t<IntType> mask) { return reg & mask; }
ALWAYS_INLINE u32 Read(uintptr_t reg, u32 mask) { return Read(reinterpret_cast<volatile u32 *>(reg), mask); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE IntType Read(volatile IntType *reg, const Masks... masks) { return Read(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE IntType Read(volatile IntType &reg, const Masks... masks) { return Read(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename... Masks> requires ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE u32 Read(uintptr_t reg, const Masks... masks) { return Read(reg, (EncodeMask(masks) | ...)); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE bool HasValue(volatile IntType *reg, const Values... values) { return Read(reg, static_cast<IntType>((EncodeMask(values) | ...))) == static_cast<IntType>(Encode(values...)); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE bool HasValue(volatile IntType &reg, const Values... values) { return Read(reg, static_cast<IntType>((EncodeMask(values) | ...))) == static_cast<IntType>(Encode(values...)); }
template<typename... Values> requires ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE bool HasValue(uintptr_t reg, const Values... values) { return Read(reg, (EncodeMask(values) | ...)) == Encode(values...); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType GetValue(volatile IntType *reg, const BitsMask mask) { return Read(reg, mask) >> GetOffset(mask); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE IntType GetValue(volatile IntType &reg, const BitsMask mask) { return Read(reg, mask) >> GetOffset(mask); }
ALWAYS_INLINE u32 GetValue(uintptr_t reg, const BitsMask mask) { return Read(reg, mask) >> GetOffset(mask); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void ReadWrite(volatile IntType *reg, std::type_identity_t<IntType> val, std::type_identity_t<IntType> mask) { *reg = (*reg & (~mask)) | (val & mask); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void ReadWrite(volatile IntType &reg, std::type_identity_t<IntType> val, std::type_identity_t<IntType> mask) { reg = ( reg & (~mask)) | (val & mask); }
ALWAYS_INLINE void ReadWrite(uintptr_t reg, u32 val, u32 mask) { ReadWrite(reinterpret_cast<volatile u32 *>(reg), val, mask); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void ReadWrite(volatile IntType *reg, const Values... values) { return ReadWrite(reg, static_cast<IntType>((EncodeValue(values) | ...)), static_cast<IntType>((EncodeMask(values) | ...))); }
template<typename IntType, typename... Values> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void ReadWrite(volatile IntType &reg, const Values... values) { return ReadWrite(reg, static_cast<IntType>((EncodeValue(values) | ...)), static_cast<IntType>((EncodeMask(values) | ...))); }
template<typename... Values> requires ((sizeof...(Values) > 0) && (std::is_same<Values, BitsValue>::value && ...))
ALWAYS_INLINE void ReadWrite(uintptr_t reg, const Values... values) { return ReadWrite(reg, (EncodeValue(values) | ...), (EncodeMask(values) | ...)); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void SetBits(volatile IntType *reg, std::type_identity_t<IntType> mask) { *reg = *reg | mask; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void SetBits(volatile IntType &reg, std::type_identity_t<IntType> mask) { reg = reg | mask; }
ALWAYS_INLINE void SetBits(uintptr_t reg, u32 mask) { SetBits(reinterpret_cast<volatile u32 *>(reg), mask); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void SetBits(volatile IntType *reg, const Masks... masks) { return SetBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void SetBits(volatile IntType &reg, const Masks... masks) { return SetBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename... Masks> requires ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void SetBits(uintptr_t reg, const Masks... masks) { return SetBits(reg, (EncodeMask(masks) | ...)); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void ClearBits(volatile IntType *reg, std::type_identity_t<IntType> mask) { *reg = *reg & ~mask; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void ClearBits(volatile IntType &reg, std::type_identity_t<IntType> mask) { reg = reg & ~mask; }
ALWAYS_INLINE void ClearBits(uintptr_t reg, u32 mask) { ClearBits(reinterpret_cast<volatile u32 *>(reg), mask); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void ClearBits(volatile IntType *reg, const Masks... masks) { return ClearBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void ClearBits(volatile IntType &reg, const Masks... masks) { return ClearBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename... Masks> requires ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void ClearBits(uintptr_t reg, const Masks... masks) { return ClearBits(reg, (EncodeMask(masks) | ...)); }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void MaskBits(volatile IntType *reg, std::type_identity_t<IntType> mask) { *reg = *reg & mask; }
template<typename IntType> requires UnsignedNonConstIntegral<IntType>
ALWAYS_INLINE void MaskBits(volatile IntType &reg, std::type_identity_t<IntType> mask) { reg = reg & mask; }
ALWAYS_INLINE void MaskBits(uintptr_t reg, u32 mask) { MaskBits(reinterpret_cast<volatile u32 *>(reg), mask); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void MaskBits(volatile IntType *reg, const Masks... masks) { return MaskBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename IntType, typename... Masks> requires UnsignedNonConstIntegral<IntType> && ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void MaskBits(volatile IntType &reg, const Masks... masks) { return MaskBits(reg, static_cast<IntType>((EncodeMask(masks) | ...))); }
template<typename... Masks> requires ((sizeof...(Masks) > 0) && (std::is_same<Masks, BitsMask>::value && ...))
ALWAYS_INLINE void MaskBits(uintptr_t reg, const Masks... masks) { return MaskBits(reg, (EncodeMask(masks) | ...)); }
#define REG_BITS_MASK(OFFSET, WIDTH) ::ams::reg::BitsMask{OFFSET, WIDTH}
#define REG_BITS_VALUE(OFFSET, WIDTH, VALUE) ::ams::reg::BitsValue{OFFSET, WIDTH, VALUE}
#define REG_BITS_VALUE_FROM_MASK(MASK, VALUE) ::ams::reg::GetValue(MASK, VALUE)
#define REG_NAMED_BITS_MASK(PREFIX, NAME) REG_BITS_MASK(PREFIX##_##NAME##_OFFSET, PREFIX##_##NAME##_WIDTH)
#define REG_NAMED_BITS_VALUE(PREFIX, NAME, VALUE) REG_BITS_VALUE(PREFIX##_##NAME##_OFFSET, PREFIX##_##NAME##_WIDTH, VALUE)
#define REG_NAMED_BITS_ENUM(PREFIX, NAME, ENUM) REG_BITS_VALUE(PREFIX##_##NAME##_OFFSET, PREFIX##_##NAME##_WIDTH, PREFIX##_##NAME##_##ENUM)
#define REG_NAMED_BITS_ENUM_SEL(PREFIX, NAME, __COND__, TRUE_ENUM, FALSE_ENUM) REG_BITS_VALUE(PREFIX##_##NAME##_OFFSET, PREFIX##_##NAME##_WIDTH, (__COND__) ? PREFIX##_##NAME##_##TRUE_ENUM : PREFIX##_##NAME##_##FALSE_ENUM)
#define REG_DEFINE_NAMED_REG(PREFIX, NAME, __OFFSET__, __WIDTH__) \
constexpr inline u32 PREFIX##_##NAME##_OFFSET = __OFFSET__; \
constexpr inline u32 PREFIX##_##NAME##_WIDTH = __WIDTH__
#define REG_DEFINE_NAMED_BIT_ENUM(PREFIX, NAME, __OFFSET__, ZERO, ONE) \
REG_DEFINE_NAMED_REG(PREFIX, NAME, __OFFSET__, 1); \
\
enum PREFIX##_##NAME { \
PREFIX##_##NAME##_##ZERO = 0, \
PREFIX##_##NAME##_##ONE = 1, \
};
#define REG_DEFINE_NAMED_TWO_BIT_ENUM(PREFIX, NAME, __OFFSET__, ZERO, ONE, TWO, THREE) \
REG_DEFINE_NAMED_REG(PREFIX, NAME, __OFFSET__, 2); \
\
enum PREFIX##_##NAME { \
PREFIX##_##NAME##_##ZERO = 0, \
PREFIX##_##NAME##_##ONE = 1, \
PREFIX##_##NAME##_##TWO = 2, \
PREFIX##_##NAME##_##THREE = 3, \
};
#define REG_DEFINE_NAMED_THREE_BIT_ENUM(PREFIX, NAME, __OFFSET__, ZERO, ONE, TWO, THREE, FOUR, FIVE, SIX, SEVEN) \
REG_DEFINE_NAMED_REG(PREFIX, NAME, __OFFSET__, 3); \
\
enum PREFIX##_##NAME { \
PREFIX##_##NAME##_##ZERO = 0, \
PREFIX##_##NAME##_##ONE = 1, \
PREFIX##_##NAME##_##TWO = 2, \
PREFIX##_##NAME##_##THREE = 3, \
PREFIX##_##NAME##_##FOUR = 4, \
PREFIX##_##NAME##_##FIVE = 5, \
PREFIX##_##NAME##_##SIX = 6, \
PREFIX##_##NAME##_##SEVEN = 7, \
};
#define REG_DEFINE_NAMED_FOUR_BIT_ENUM(PREFIX, NAME, __OFFSET__, ZERO, ONE, TWO, THREE, FOUR, FIVE, SIX, SEVEN, EIGHT, NINE, TEN, ELEVEN, TWELVE, THIRTEEN, FOURTEEN, FIFTEEN) \
REG_DEFINE_NAMED_REG(PREFIX, NAME, __OFFSET__, 4); \
\
enum PREFIX##_##NAME { \
PREFIX##_##NAME##_##ZERO = 0, \
PREFIX##_##NAME##_##ONE = 1, \
PREFIX##_##NAME##_##TWO = 2, \
PREFIX##_##NAME##_##THREE = 3, \
PREFIX##_##NAME##_##FOUR = 4, \
PREFIX##_##NAME##_##FIVE = 5, \
PREFIX##_##NAME##_##SIX = 6, \
PREFIX##_##NAME##_##SEVEN = 7, \
PREFIX##_##NAME##_##EIGHT = 8, \
PREFIX##_##NAME##_##NINE = 9, \
PREFIX##_##NAME##_##TEN = 10, \
PREFIX##_##NAME##_##ELEVEN = 11, \
PREFIX##_##NAME##_##TWELVE = 12, \
PREFIX##_##NAME##_##THIRTEEN = 13, \
PREFIX##_##NAME##_##FOURTEEN = 14, \
PREFIX##_##NAME##_##FIFTEEN = 15, \
};
}