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exo/mariko fatal: perform display init, reboot on power button press

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Michael Scire 2020-11-20 01:05:45 -08:00 • committed by SciresM
parent 45830472c1
commit 8ba1cdeef2
9 changed files with 1510 additions and 13 deletions
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2
libraries/libexosphere/include/exosphere/pmic.hpp
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@ -32,6 +32,8 @@ namespace ams::pmic {
void DisableVddCpu(Regulator regulator);
void EnableSleep();
void PowerOff();
void ShutdownSystem(bool reboot);
bool IsAcOk();
bool IsPowerButtonPressed();
}

5
libraries/libexosphere/include/exosphere/secmon/secmon_memory_layout.hpp
View file

@ -149,7 +149,10 @@ namespace ams::secmon {
HANDLER(ExceptionVectors, I2c1, UINT64_C(0x6000F000), UINT64_C(0x1000), true, ## __VA_ARGS__) \
HANDLER(MemoryController0, ExceptionVectors, UINT64_C(0x7001C000), UINT64_C(0x1000), true, ## __VA_ARGS__) \
HANDLER(MemoryController1, MemoryController0, UINT64_C(0x7001D000), UINT64_C(0x1000), true, ## __VA_ARGS__) \
HANDLER(Sdmmc, MemoryController1, UINT64_C(0x700B0000), UINT64_C(0x1000), true, ## __VA_ARGS__)
HANDLER(Sdmmc, MemoryController1, UINT64_C(0x700B0000), UINT64_C(0x1000), true, ## __VA_ARGS__) \
HANDLER(Disp1, Sdmmc, UINT64_C(0x54200000), UINT64_C(0x3000), true, ## __VA_ARGS__) \
HANDLER(Dsi, Disp1, UINT64_C(0x54300000), UINT64_C(0x1000), true, ## __VA_ARGS__) \
HANDLER(MipiCal, Dsi, UINT64_C(0x700E3000), UINT64_C(0x1000), true, ## __VA_ARGS__)
#define DEFINE_DEVICE_REGION(_NAME_, _PREV_, _ADDRESS_, _SIZE_, _SECURE_) \
constexpr inline const MemoryRegion MemoryRegionVirtualDevice##_NAME_ = MemoryRegion(MemoryRegionVirtualDevice##_PREV_.GetEndAddress() + 0x1000, _SIZE_); \

32
libraries/libexosphere/source/pmic/pmic_api.cpp
View file

@ -176,8 +176,40 @@ namespace ams::pmic {
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, Max77620RegisterOnOffCnfg1, MAX77620_ONOFFCNFG1_PWR_OFF);
}
void ShutdownSystem(bool reboot) {
/* Get value, set or clear software reset mask. */
u8 on_off_2_val = i2c::QueryByte(i2c::Port_5, I2cAddressMax77620Pmic, MAX77620_REG_ONOFFCNFG2);
if (reboot) {
on_off_2_val |= MAX77620_ONOFFCNFG2_SFT_RST_WK;
} else {
on_off_2_val &= ~(MAX77620_ONOFFCNFG2_SFT_RST_WK);
}
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, MAX77620_REG_ONOFFCNFG2, on_off_2_val);
/* Get value, set software reset mask. */
u8 on_off_1_val = i2c::QueryByte(i2c::Port_5, I2cAddressMax77620Pmic, MAX77620_REG_ONOFFCNFG1);
on_off_1_val |= MAX77620_ONOFFCNFG1_SFT_RST;
/* NOTE: Here, userland finalizes the battery on non-Calcio. */
if (fuse::GetHardwareType() != fuse::HardwareType_Calcio) {
/* ... */
}
/* Actually write the value to trigger shutdown/reset. */
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, MAX77620_REG_ONOFFCNFG1, on_off_1_val);
/* Allow up to 5 seconds for shutdown/reboot to take place. */
util::WaitMicroSeconds(5'000'000ul);
AMS_ABORT("Shutdown failed");
}
bool IsAcOk() {
return (GetPmicOnOffStat() & (1 << 1)) != 0;
}
bool IsPowerButtonPressed() {
return (GetPmicOnOffStat() & (1 << 2)) != 0;
}
}