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sdmmc: skeleton implementation of Sdmmc1Controller

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This commit is contained in:
Michael Scire
2020-10-20 23:51:48 -07:00
parent 53957bb5c7
commit bd9b01e405
11 changed files with 581 additions and 9 deletions
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230
libraries/libvapours/source/sdmmc/impl/sdmmc_sdmmc_controller.board.nintendo_nx.cpp
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@@ -869,4 +869,234 @@ namespace ams::sdmmc::impl {
this->is_valid_tap_value_for_hs_400 = true;
}
Result Sdmmc1Controller::PowerOnForRegisterControl(BusPower bus_power) {
AMS_ABORT_UNLESS(bus_power == BusPower_3_3V);
/* Nintendo sets the current bus power regardless of whether the call succeeds. */
ON_SCOPE_EXIT { this->current_bus_power = BusPower_3_3V; };
/* TODO: equivalent of return pcv::PowerOn(pcv::PowerControlTarget_SdCard, 3300000); */
return ResultSuccess();
}
void Sdmmc1Controller::PowerOffForRegisterControl() {
/* If we're already off, there's nothing to do. */
if (this->current_bus_power == BusPower_Off) {
return;
}
/* If we're at 3.3V, lower to 1.8V. */
{
/* TODO: equivalent of pcv::ChangeVoltage(pcv::PowerControlTarget_SdCard, 1800000); */
this->current_bus_power = BusPower_1_8V;
}
/* TODO: Equivalent of pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1OutputHigh); */
/* TODO: Equivalent of pcv::PowerOff(pcv::PowerControlTarget_SdCard); */
this->current_bus_power = BusPower_Off;
/* TODO: Equivalent of pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1ResetState); */
}
Result Sdmmc1Controller::LowerBusPowerForRegisterControl() {
/* Nintendo sets the current bus power regardless of whether the call succeeds. */
ON_SCOPE_EXIT { this->current_bus_power = BusPower_1_8V; };
/* TODO: equivalent of return pcv::ChangeVoltage(pcv::PowerControlTarget_SdCard, 1800000); */
return ResultSuccess();
}
void Sdmmc1Controller::SetSchmittTriggerForRegisterControl(BusPower bus_power) {
SdHostStandardController::EnsureControl();
if (IsSocMariko()) {
/* TODO: equivalent of pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtEnable); */
} else {
switch (bus_power) {
case BusPower_1_8V:
/* TODO: equivalent of pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtEnable); */
break;
case BusPower_3_3V:
/* TODO: equivalent of pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtDisable); */
break;
case BusPower_Off:
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
}
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
Result Sdmmc1Controller::PowerOnForPcvControl(BusPower bus_power) {
AMS_ABORT_UNLESS(bus_power == BusPower_3_3V);
/* Nintendo sets the current bus power regardless of whether the call succeeds. */
ON_SCOPE_EXIT { this->current_bus_power = BusPower_3_3V; };
/* TODO: return pcv::PowerOn(pcv::PowerControlTarget_SdCard, 3300000); */
return ResultSuccess();
}
void Sdmmc1Controller::PowerOffForPcvControl() {
/* If we're already off, there's nothing to do. */
if (this->current_bus_power == BusPower_Off) {
return;
}
/* If we're at 3.3V, lower to 1.8V. */
{
/* TODO: pcv::ChangeVoltage(pcv::PowerControlTarget_SdCard, 1800000); */
this->current_bus_power = BusPower_1_8V;
}
/* TODO: pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1OutputHigh); */
/* TODO: pcv::PowerOff(pcv::PowerControlTarget_SdCard); */
this->current_bus_power = BusPower_Off;
/* TODO: pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1ResetState); */
}
Result Sdmmc1Controller::LowerBusPowerForPcvControl() {
/* Nintendo sets the current bus power regardless of whether the call succeeds. */
ON_SCOPE_EXIT { this->current_bus_power = BusPower_1_8V; };
/* TODO: return pcv::ChangeVoltage(pcv::PowerControlTarget_SdCard, 1800000); */
return ResultSuccess();
}
void Sdmmc1Controller::SetSchmittTriggerForPcvControl(BusPower bus_power) {
SdHostStandardController::EnsureControl();
if (IsSocMariko()) {
/* TODO: pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtEnable); */
} else {
switch (bus_power) {
case BusPower_1_8V:
/* TODO: pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtEnable); */
break;
case BusPower_3_3V:
/* TODO: pinmux::SetPinAssignment(std::addressof(this->pinmux_session), pinmux::PinAssignment_Sdmmc1SchmtDisable); */
break;
case BusPower_Off:
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
}
#endif
Result Sdmmc1Controller::PowerOn(BusPower bus_power) {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
if (this->is_pcv_control) {
return this->PowerOnForPcvControl(bus_power);
} else
#endif
{
return this->PowerOnForRegisterControl(bus_power);
}
}
void Sdmmc1Controller::PowerOff() {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
if (this->is_pcv_control) {
return this->PowerOffForPcvControl();
} else
#endif
{
return this->PowerOffForRegisterControl();
}
}
Result Sdmmc1Controller::LowerBusPower() {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
if (this->is_pcv_control) {
return this->LowerBusPowerForPcvControl();
} else
#endif
{
return this->LowerBusPowerForRegisterControl();
}
}
void Sdmmc1Controller::SetSchmittTrigger(BusPower bus_power) {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
if (this->is_pcv_control) {
return this->SetSchmittTriggerForPcvControl(bus_power);
} else
#endif
{
return this->SetSchmittTriggerForRegisterControl(bus_power);
}
}
void Sdmmc1Controller::Initialize() {
return this->InitializeForRegisterControl();
}
void Sdmmc1Controller::Finalize() {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
if (this->is_pcv_control) {
return this->FinalizeForPcvControl();
} else
#endif
{
return this->FinalizeForRegisterControl();
}
}
void Sdmmc1Controller::InitializeForRegisterControl() {
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
/* Mark ourselves as initialized by register control. */
this->is_pcv_control = false;
#endif
/* TODO: equivalent of pinmux::Initialize(); */
/* TODO: equivalent of pinmux::OpenSession(std::addressof(this->pinmux_session), pinmux::AssignablePinGroupName_Sdmmc1); */
/* TODO: equivalent of pcv::Initialize(); */
/* Perform base initialization. */
SdmmcController::Initialize();
}
void Sdmmc1Controller::FinalizeForRegisterControl() {
/* Perform base finalization. */
SdmmcController::Finalize();
/* TODO: equivalent of pcv::Finalize(); */
/* TODO: equivalent of pinmux::CloseSession(std::addressof(this->pinmux_session)); */
/* TODO: equivalent of pinmux::Finalize(); */
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
/* Mark ourselves as initialized by register control. */
this->is_pcv_control = false;
#endif
}
#if defined(AMS_SDMMC_USE_PCV_CLOCK_RESET_CONTROL)
void Sdmmc1Controller::InitializeForPcvControl() {
/* Mark ourselves as initialized by pcv control. */
this->is_pcv_control = true;
/* TODO: pinmux::Initialize(); */
/* TODO: pinmux::OpenSession(std::addressof(this->pinmux_session), pinmux::AssignablePinGroupName_Sdmmc1); */
/* TODO: pcv::Initialize(); */
/* Perform base initialization. */
SdmmcController::Initialize();
}
void Sdmmc1Controller::FinalizeForPcvControl() {
/* Perform base finalization. */
SdmmcController::Finalize();
/* TODO: pcv::Finalize(); */
/* TODO: pinmux::CloseSession(std::addressof(this->pinmux_session)); */
/* TODO: pinmux::Finalize(); */
/* Mark ourselves as initialized by register control. */
this->is_pcv_control = false;
}
#endif
}