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boot: implement pmc wake config init (todo: events)

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This commit is contained in:
Michael Scire 2019-05-07 09:32:37 -07:00
parent b5e91ff9a4
commit 3f75a92fd2
4 changed files with 97 additions and 3 deletions
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5
stratosphere/boot/source/boot_main.cpp
View file

@ -107,8 +107,6 @@ int main(int argc, char **argv)
{
consoleDebugInit(debugDevice_SVC);
/* TODO: Implement the boot sysmodule -- boot_old to be broadly rewritten. */
/* Change voltage from 3.3v to 1.8v for select devices. */
Boot::ChangeGpioVoltageTo1_8v();
@ -133,7 +131,8 @@ int main(int argc, char **argv)
/* Configure pinmux + drive pads. */
Boot::ConfigurePinmux();
/* TODO: SetInitialWakePinConfiguration(); */
/* Configure the PMC wake pin settings. */
Boot::SetInitialWakePinConfiguration();
if (hw_type != HardwareType_Copper) {
Boot::SetInitialClockConfiguration();

3
stratosphere/boot/source/boot_registers_pmc.hpp
View file

@ -24,8 +24,10 @@ static constexpr uintptr_t PmcBase = 0x7000E400ul;
static constexpr size_t APBDEV_PMC_CNTRL = 0x0;
static constexpr u32 PMC_CNTRL_MAIN_RST = (1 << 4);
static constexpr size_t APBDEV_PMC_SEC_DISABLE = 0x4;
static constexpr size_t APBDEV_PMC_DPD_PADS_ORIDE = 0x1C;
static constexpr size_t APBDEV_PMC_PWRGATE_TOGGLE = 0x30;
static constexpr size_t APBDEV_PMC_PWRGATE_STATUS = 0x38;
static constexpr size_t APBDEV_PMC_BLINK_TIMER = 0x40;
static constexpr size_t APBDEV_PMC_NO_IOPOWER = 0x44;
static constexpr size_t APBDEV_PMC_SCRATCH0 = 0x50;
static constexpr size_t APBDEV_PMC_SCRATCH1 = 0x54;
@ -61,6 +63,7 @@ static constexpr size_t APBDEV_PMC_IO_DPD3_REQ = 0x45C;
static constexpr size_t APBDEV_PMC_IO_DPD4_REQ = 0x464;
static constexpr size_t APBDEV_PMC_UTMIP_PAD_CFG1 = 0x4C4;
static constexpr size_t APBDEV_PMC_UTMIP_PAD_CFG3 = 0x4CC;
static constexpr size_t APBDEV_PMC_WAKE_DEBOUNCE_EN = 0x4D8;
static constexpr size_t APBDEV_PMC_DDR_CNTRL = 0x4E4;
static constexpr size_t APBDEV_PMC_SEC_DISABLE4 = 0x5B0;
static constexpr size_t APBDEV_PMC_SEC_DISABLE5 = 0x5B4;

41
stratosphere/boot/source/boot_wake_control_configs.hpp Normal file
View file

@ -0,0 +1,41 @@
/*
* Copyright (c) 2018-2019 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 <switch.h>
#include "boot_types.hpp"
#include "boot_registers_pmc.hpp"
struct WakeControlConfig {
u32 reg_offset;
u32 mask_val;
bool flag_val;
};
static constexpr WakeControlConfig WakeControlConfigs[] = {
{APBDEV_PMC_CNTRL, 0x0800, true},
{APBDEV_PMC_CNTRL, 0x0400, false},
{APBDEV_PMC_CNTRL, 0x0200, true},
{APBDEV_PMC_CNTRL, 0x0100, false},
{APBDEV_PMC_CNTRL, 0x0040, false},
{APBDEV_PMC_CNTRL, 0x0020, false},
{APBDEV_PMC_CNTRL2, 0x4000, true},
{APBDEV_PMC_CNTRL2, 0x0200, false},
{APBDEV_PMC_CNTRL2, 0x0001, true},
};
static constexpr size_t NumWakeControlConfigs = sizeof(WakeControlConfigs) / sizeof(WakeControlConfigs[0]);

51
stratosphere/boot/source/boot_wake_pins.cpp Normal file
View file

@ -0,0 +1,51 @@
/*
* Copyright (c) 2018-2019 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 "boot_functions.hpp"
#include "boot_registers_pmc.hpp"
#include "boot_wake_control_configs.hpp"
static void UpdatePmcControlBit(const u32 reg_offset, const u32 mask_val, const bool flag) {
Boot::WritePmcRegister(PmcBase + reg_offset, flag ? UINT32_MAX : 0, mask_val);
Boot::ReadPmcRegister(PmcBase + reg_offset);
}
static void InitializePmcWakeConfiguration(const bool is_blink) {
/* Initialize APBDEV_PMC_WAKE_DEBOUNCE_EN, do a dummy read. */
Boot::WritePmcRegister(PmcBase + APBDEV_PMC_WAKE_DEBOUNCE_EN, 0);
Boot::ReadPmcRegister(PmcBase + APBDEV_PMC_WAKE_DEBOUNCE_EN);
/* Initialize APBDEV_PMC_BLINK_TIMER, do a dummy read. */
Boot::WritePmcRegister(PmcBase + APBDEV_PMC_BLINK_TIMER, 0x8008800);
Boot::ReadPmcRegister(PmcBase + APBDEV_PMC_BLINK_TIMER);
/* Set control bits, do dummy reads. */
for (size_t i = 0; i < NumWakeControlConfigs; i++) {
UpdatePmcControlBit(WakeControlConfigs[i].reg_offset, WakeControlConfigs[i].mask_val, WakeControlConfigs[i].flag_val);
}
/* Set bit 0x80 in APBDEV_PMC_CNTRL based on is_blink, do dummy read. */
UpdatePmcControlBit(APBDEV_PMC_CNTRL, 0x80, is_blink);
/* Set bit 0x100000 in APBDEV_PMC_DPD_PADS_ORIDE based on is_blink, do dummy read. */
UpdatePmcControlBit(APBDEV_PMC_DPD_PADS_ORIDE, 0x100000, is_blink);
}
void Boot::SetInitialWakePinConfiguration() {
InitializePmcWakeConfiguration(false);
/* TODO: Wake event levels, wake event enables. */
}