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boot: add rgltr/clkrst overrides, skel I2cBusAccessor

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This commit is contained in:
Michael Scire
2020-10-31 16:34:06 -07:00
committed by SciresM
parent f4e499fed9
commit e5bf06254a
39 changed files with 1061 additions and 1842 deletions
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149
stratosphere/boot/source/api_overrides/clkrst_api_for_boot.board.nintendo_nx.cpp 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/>.
*/
#include <stratosphere.hpp>
namespace ams::clkrst {
namespace {
constexpr inline dd::PhysicalAddress ClkRstRegistersPhysicalAddress = 0x60006000;
constexpr inline size_t ClkRstRegistersSize = 0x1000;
uintptr_t g_clkrst_registers = dd::QueryIoMapping(ClkRstRegistersPhysicalAddress, ClkRstRegistersSize);
struct ClkRstDefinition {
u32 clk_src_ofs;
u32 clk_en_ofs;
u32 rst_ofs;
u32 clk_en_index;
u32 rst_index;
u8 clk_src;
u8 clk_divisor;
};
constexpr inline const ClkRstDefinition Definitions[] = {
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C1, CLK_RST_CONTROLLER_CLK_OUT_ENB_L, CLK_RST_CONTROLLER_RST_DEVICES_L, CLK_RST_CONTROLLER_CLK_ENB_I2C1_INDEX, CLK_RST_CONTROLLER_RST_I2C1_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C2, CLK_RST_CONTROLLER_CLK_OUT_ENB_H, CLK_RST_CONTROLLER_RST_DEVICES_H, CLK_RST_CONTROLLER_CLK_ENB_I2C2_INDEX, CLK_RST_CONTROLLER_RST_I2C2_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C3, CLK_RST_CONTROLLER_CLK_OUT_ENB_U, CLK_RST_CONTROLLER_RST_DEVICES_U, CLK_RST_CONTROLLER_CLK_ENB_I2C3_INDEX, CLK_RST_CONTROLLER_RST_I2C3_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C4, CLK_RST_CONTROLLER_CLK_OUT_ENB_V, CLK_RST_CONTROLLER_RST_DEVICES_V, CLK_RST_CONTROLLER_CLK_ENB_I2C4_INDEX, CLK_RST_CONTROLLER_RST_I2C4_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C5, CLK_RST_CONTROLLER_CLK_OUT_ENB_H, CLK_RST_CONTROLLER_RST_DEVICES_H, CLK_RST_CONTROLLER_CLK_ENB_I2C5_INDEX, CLK_RST_CONTROLLER_RST_I2C5_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_I2C6, CLK_RST_CONTROLLER_CLK_OUT_ENB_X, CLK_RST_CONTROLLER_RST_DEVICES_X, CLK_RST_CONTROLLER_CLK_ENB_I2C6_INDEX, CLK_RST_CONTROLLER_RST_I2C6_INDEX, 0x00 /* PLLP_OUT0 */, 0x04 },
{ CLK_RST_CONTROLLER_CLK_SOURCE_PWM, CLK_RST_CONTROLLER_CLK_OUT_ENB_L, CLK_RST_CONTROLLER_RST_DEVICES_L, CLK_RST_CONTROLLER_CLK_ENB_PWM_INDEX, CLK_RST_CONTROLLER_RST_PWM_INDEX, 0x00 /* PLLP_OUT0 */, 0x10 },
};
constexpr inline const struct {
const ClkRstDefinition *definition;
DeviceCode device_code;
} ClkRstDefinitionMap[] = {
{ std::addressof(Definitions[0]), i2c::DeviceCode_I2c1 },
{ std::addressof(Definitions[1]), i2c::DeviceCode_I2c2 },
{ std::addressof(Definitions[2]), i2c::DeviceCode_I2c3 },
{ std::addressof(Definitions[3]), i2c::DeviceCode_I2c4 },
{ std::addressof(Definitions[4]), i2c::DeviceCode_I2c5 },
{ std::addressof(Definitions[5]), i2c::DeviceCode_I2c6 },
{ std::addressof(Definitions[6]), pwm::DeviceCode_LcdBacklight },
};
ALWAYS_INLINE const ClkRstDefinition *GetDefinition(DeviceCode device_code) {
const ClkRstDefinition *def = nullptr;
for (const auto &entry : ClkRstDefinitionMap) {
if (entry.device_code == device_code) {
def = entry.definition;
break;
}
}
AMS_ABORT_UNLESS(def != nullptr);
return def;
}
ALWAYS_INLINE const ClkRstDefinition &GetDefinition(ClkRstSession *session) {
const ClkRstDefinition *def = nullptr;
for (const auto &entry : ClkRstDefinitionMap) {
if (session->_session == entry.definition) {
def = entry.definition;
break;
}
}
AMS_ABORT_UNLESS(def != nullptr);
return *def;
}
}
void Initialize() {
/* ... */
}
void Finalize() {
/* ... */
}
Result OpenSession(ClkRstSession *out, DeviceCode device_code) {
/* Get the relevant definition. */
out->_session = const_cast<ClkRstDefinition *>(GetDefinition(device_code));
return ResultSuccess();
}
void CloseSession(ClkRstSession *session) {
/* Clear the session. */
session->_session = nullptr;
}
void SetResetAsserted(ClkRstSession *session) {
/* Get the definition. */
const auto &def = GetDefinition(session);
/* Assert reset. */
reg::ReadWrite(g_clkrst_registers + def.rst_ofs, 1u << def.rst_index, 1u << def.rst_index);
}
void SetResetDeasserted(ClkRstSession *session) {
/* Get the definition. */
const auto &def = GetDefinition(session);
/* Clear reset. */
reg::ReadWrite(g_clkrst_registers + def.rst_ofs, 0, 1u << def.rst_index);
}
void SetClockRate(ClkRstSession *session, u32 hz) {
/* Get the definition. */
const auto &def = GetDefinition(session);
/* Enable clock. */
reg::ReadWrite(g_clkrst_registers + def.clk_en_ofs, 1u << def.clk_en_index, 1u << def.clk_en_index);
/* Set the clock divisor. */
reg::ReadWrite(g_clkrst_registers + def.clk_src_ofs, CLK_RST_REG_BITS_VALUE(CLK_SOURCE_CLK_DIVISOR, def.clk_divisor));
/* Wait for 2us for clock setting to take. */
os::SleepThread(TimeSpan::FromMicroSeconds(2));
/* Set the clock source. */
reg::ReadWrite(g_clkrst_registers + def.clk_src_ofs, CLK_RST_REG_BITS_VALUE(CLK_SOURCE_CLK_SOURCE, def.clk_src));
/* Wait for 2us for clock setting to take. */
os::SleepThread(TimeSpan::FromMicroSeconds(2));
}
void SetClockDisabled(ClkRstSession *session) {
AMS_ABORT("SetClockDisabled not implemented for boot system module");
}
}

52
stratosphere/boot/source/api_overrides/regulator_api_for_boot.cpp 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/>.
*/
#include <stratosphere.hpp>
namespace ams::regulator {
void Initialize() {
/* ... */
}
void Finalize() {
/* ... */
}
Result OpenSession(RegulatorSession *out, DeviceCode device_code) {
AMS_UNUSED(out, device_code);
return ResultSuccess();
}
void CloseSession(RegulatorSession *session) {
AMS_UNUSED(session);
}
bool GetVoltageEnabled(RegulatorSession *session) {
AMS_UNUSED(session);
return true;
}
Result SetVoltageEnabled(RegulatorSession *session) {
AMS_UNUSED(session);
return ResultSuccess();
}
Result SetVoltageValue(RegulatorSession *session, u32 micro_volts) {
AMS_UNUSED(session, micro_volts);
return ResultSuccess();
}
}