/*
* Copyright (c) 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 .
*/
#include
#include "boot_display.hpp"
#include "boot_i2c_utils.hpp"
#include "boot_registers_di.hpp"
namespace ams::boot {
/* Display configuration included into anonymous namespace. */
namespace {
#include "boot_display_config.inc"
}
namespace {
/* Helpful defines. */
constexpr size_t DeviceAddressSpaceAlignSize = 4_MB;
constexpr dd::DeviceVirtualAddress FrameBufferDeviceAddress = DisplayConfigFrameBufferAddress;
constexpr size_t FrameBufferWidth = 768;
constexpr size_t FrameBufferHeight = 1280;
constexpr size_t FrameBufferSize = FrameBufferHeight * FrameBufferWidth * sizeof(u32);
constexpr dd::PhysicalAddress PmcBase = 0x7000E400ul;
constexpr dd::PhysicalAddress Disp1Base = 0x54200000ul;
constexpr dd::PhysicalAddress DsiBase = 0x54300000ul;
constexpr dd::PhysicalAddress ClkRstBase = 0x60006000ul;
constexpr dd::PhysicalAddress GpioBase = 0x6000D000ul;
constexpr dd::PhysicalAddress ApbMiscBase = 0x70000000ul;
constexpr dd::PhysicalAddress MipiCalBase = 0x700E3000ul;
constexpr size_t Disp1Size = 3 * os::MemoryPageSize;
constexpr size_t DsiSize = os::MemoryPageSize;
constexpr size_t ClkRstSize = os::MemoryPageSize;
constexpr size_t GpioSize = os::MemoryPageSize;
constexpr size_t ApbMiscSize = os::MemoryPageSize;
constexpr size_t MipiCalSize = os::MemoryPageSize;
constexpr int DsiWaitForCommandMilliSecondsMax = 250;
constexpr int DsiWaitForCommandCompletionMilliSeconds = 5;
constexpr int DsiWaitForHostControlMilliSecondsMax = 150;
constexpr size_t GPIO_PORT3_CNF_0 = 0x200;
constexpr size_t GPIO_PORT3_OE_0 = 0x210;
constexpr size_t GPIO_PORT3_OUT_0 = 0x220;
constexpr size_t GPIO_PORT6_CNF_1 = 0x504;
constexpr size_t GPIO_PORT6_OE_1 = 0x514;
constexpr size_t GPIO_PORT6_OUT_1 = 0x524;
/* Globals. */
constinit bool g_is_display_intialized = false;
constinit spl::SocType g_soc_type = spl::SocType_Erista;
constinit u32 g_lcd_vendor = 0;
constinit int g_display_brightness = 100;
constinit dd::DeviceAddressSpaceType g_device_address_space;
constinit pwm::driver::ChannelSession g_lcd_backlight_session;
constinit u32 *g_frame_buffer = nullptr;
constinit u8 g_frame_buffer_storage[DeviceAddressSpaceAlignSize + FrameBufferSize];
constinit uintptr_t g_disp1_regs = 0;
constinit uintptr_t g_dsi_regs = 0;
constinit uintptr_t g_clk_rst_regs = 0;
constinit uintptr_t g_gpio_regs = 0;
constinit uintptr_t g_apb_misc_regs = 0;
constinit uintptr_t g_mipi_cal_regs = 0;
/* Helper functions. */
void InitializeRegisterVirtualAddresses() {
g_disp1_regs = dd::QueryIoMapping(Disp1Base, Disp1Size);
g_dsi_regs = dd::QueryIoMapping(DsiBase, DsiSize);
g_clk_rst_regs = dd::QueryIoMapping(ClkRstBase, ClkRstSize);
g_gpio_regs = dd::QueryIoMapping(GpioBase, GpioSize);
g_apb_misc_regs = dd::QueryIoMapping(ApbMiscBase, ApbMiscSize);
g_mipi_cal_regs = dd::QueryIoMapping(MipiCalBase, MipiCalSize);
AMS_ABORT_UNLESS(g_disp1_regs != 0);
AMS_ABORT_UNLESS(g_dsi_regs != 0);
AMS_ABORT_UNLESS(g_clk_rst_regs != 0);
AMS_ABORT_UNLESS(g_gpio_regs != 0);
AMS_ABORT_UNLESS(g_apb_misc_regs != 0);
AMS_ABORT_UNLESS(g_mipi_cal_regs != 0);
}
inline void DoRegisterWrites(uintptr_t base_address, const RegisterWrite *reg_writes, size_t num_writes) {
for (size_t i = 0; i < num_writes; i++) {
reg::Write(base_address + reg_writes[i].offset, reg_writes[i].value);
}
}
inline void DoSocDependentRegisterWrites(uintptr_t base_address, const RegisterWrite *reg_writes_erista, size_t num_writes_erista, const RegisterWrite *reg_writes_mariko, size_t num_writes_mariko) {
switch (g_soc_type) {
case spl::SocType_Erista: DoRegisterWrites(base_address, reg_writes_erista, num_writes_erista); break;
case spl::SocType_Mariko: DoRegisterWrites(base_address, reg_writes_mariko, num_writes_mariko); break;
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
inline void DoSleepOrRegisterWrites(uintptr_t base_address, const SleepOrRegisterWrite *reg_writes, size_t num_writes) {
for (size_t i = 0; i < num_writes; i++) {
switch (reg_writes[i].kind) {
case SleepOrRegisterWriteKind_Write:
reg::Write(base_address + sizeof(u32) * reg_writes[i].offset, reg_writes[i].value);
break;
case SleepOrRegisterWriteKind_Sleep:
os::SleepThread(TimeSpan::FromMilliSeconds(reg_writes[i].offset));
break;
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
}
#define DO_REGISTER_WRITES(base_address, writes) DoRegisterWrites(base_address, writes, util::size(writes))
#define DO_SOC_DEPENDENT_REGISTER_WRITES(base_address, writes) DoSocDependentRegisterWrites(base_address, writes##Erista, util::size(writes##Erista), writes##Mariko, util::size(writes##Mariko))
#define DO_SLEEP_OR_REGISTER_WRITES(base_address, writes) DoSleepOrRegisterWrites(base_address, writes, util::size(writes))
void InitializeFrameBuffer() {
if (g_frame_buffer != nullptr) {
std::memset(g_frame_buffer, 0x00, FrameBufferSize);
dd::FlushDataCache(g_frame_buffer, FrameBufferSize);
} else {
const uintptr_t frame_buffer_aligned = util::AlignUp(reinterpret_cast(g_frame_buffer_storage), DeviceAddressSpaceAlignSize);
g_frame_buffer = reinterpret_cast(frame_buffer_aligned);
std::memset(g_frame_buffer, 0x00, FrameBufferSize);
dd::FlushDataCache(g_frame_buffer, FrameBufferSize);
/* Create Address Space. */
R_ABORT_UNLESS(dd::CreateDeviceAddressSpace(std::addressof(g_device_address_space), 0, (UINT64_C(1) << 32)));
/* Attach it to the DC. */
R_ABORT_UNLESS(dd::AttachDeviceAddressSpace(std::addressof(g_device_address_space), svc::DeviceName_Dc));
/* Map the framebuffer for the DC as read-only. */
R_ABORT_UNLESS(dd::MapDeviceAddressSpaceAligned(std::addressof(g_device_address_space), dd::GetCurrentProcessHandle(), frame_buffer_aligned, FrameBufferSize, FrameBufferDeviceAddress, dd::MemoryPermission_ReadOnly));
}
}
void FinalizeFrameBuffer() {
if (g_frame_buffer != nullptr) {
const uintptr_t frame_buffer_aligned = util::AlignUp(reinterpret_cast(g_frame_buffer_storage), DeviceAddressSpaceAlignSize);
/* Unmap the framebuffer from the DC. */
dd::UnmapDeviceAddressSpace(std::addressof(g_device_address_space), dd::GetCurrentProcessHandle(), frame_buffer_aligned, FrameBufferSize, FrameBufferDeviceAddress);
/* Detach address space from the DC. */
dd::DetachDeviceAddressSpace(std::addressof(g_device_address_space), svc::DeviceName_Dc);
/* Destroy the address space. */
dd::DestroyDeviceAddressSpace(std::addressof(g_device_address_space));
g_frame_buffer = nullptr;
}
}
void WaitDsiTrigger() {
os::Tick timeout = os::GetSystemTick() + os::ConvertToTick(TimeSpan::FromMilliSeconds(DsiWaitForCommandMilliSecondsMax));
while (true) {
if (os::GetSystemTick() >= timeout) {
break;
}
if (reg::Read(g_dsi_regs + sizeof(u32) * DSI_TRIGGER) == 0) {
break;
}
}
os::SleepThread(TimeSpan::FromMilliSeconds(DsiWaitForCommandCompletionMilliSeconds));
}
void WaitDsiHostControl() {
os::Tick timeout = os::GetSystemTick() + os::ConvertToTick(TimeSpan::FromMilliSeconds(DsiWaitForHostControlMilliSecondsMax));
while (true) {
if (os::GetSystemTick() >= timeout) {
break;
}
if ((reg::Read(g_dsi_regs + sizeof(u32) * DSI_HOST_CONTROL) & DSI_HOST_CONTROL_IMM_BTA) == 0) {
break;
}
}
}
void EnableBacklightForVendor2050ForAula(int brightness) {
/* Enable FRAME_END_INT */
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_INT_ENABLE, 2);
/* Configure DSI_LINE_TYPE as FOUR */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_VIDEO_MODE_CONTROL, 1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_VIDEO_MODE_CONTROL, 9);
/* Set and wait for FRAME_END_INT */
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_INT_STATUS, 2);
while ((reg::Read(g_disp1_regs + sizeof(u32) * DC_CMD_INT_STATUS) & 2) != 0) { /* ... */ }
/* Configure display brightness. */
const u32 brightness_val = ((0x7FF * brightness) / 100);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x339);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, (brightness_val & 0x700) | ((brightness_val & 0xFF) << 16) | 0x51);
/* Set and wait for FRAME_END_INT */
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_INT_STATUS, 2);
while ((reg::Read(g_disp1_regs + sizeof(u32) * DC_CMD_INT_STATUS) & 2) != 0) { /* ... */ }
/* Set client sync point block reset. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_INCR_SYNCPT_CNTRL, 1);
os::SleepThread(TimeSpan::FromMilliSeconds(300));
/* Clear client sync point block resest. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_INCR_SYNCPT_CNTRL, 0);
os::SleepThread(TimeSpan::FromMilliSeconds(300));
/* Clear DSI_LINE_TYPE config. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_VIDEO_MODE_CONTROL, 0);
/* Disable FRAME_END_INT */
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_INT_ENABLE, 0);
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_INT_STATUS, 2);
}
void EnableBacklightForGeneric(int brightness) {
pwm::driver::SetScale(g_lcd_backlight_session, static_cast(brightness));
pwm::driver::SetEnabled(g_lcd_backlight_session, true);
}
}
void InitializeDisplay() {
/* Setup globals. */
InitializeRegisterVirtualAddresses();
g_soc_type = spl::GetSocType();
InitializeFrameBuffer();
/* Get the hardware type. */
const auto hw_type = spl::GetHardwareType();
/* Turn on DSI/voltage rail. */
{
i2c::driver::I2cSession i2c_session;
R_ABORT_UNLESS(i2c::driver::OpenSession(std::addressof(i2c_session), i2c::DeviceCode_Max77620Pmic));
if (g_soc_type == spl::SocType_Mariko) {
WriteI2cRegister(i2c_session, 0x18, 0x3A);
WriteI2cRegister(i2c_session, 0x1F, 0x71);
}
WriteI2cRegister(i2c_session, 0x23, 0xD0);
i2c::driver::CloseSession(i2c_session);
}
/* Enable MIPI CAL, DSI, DISP1, HOST1X, UART_FST_MIPI_CAL, DSIA LP clocks. */
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_RST_DEV_H_CLR, CLK_RST_REG_BITS_ENUM(RST_DEV_H_CLR_CLR_MIPI_CAL_RST, ENABLE),
CLK_RST_REG_BITS_ENUM(RST_DEV_H_CLR_CLR_DSI_RST, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_H_SET, CLK_RST_REG_BITS_ENUM(CLK_ENB_H_SET_SET_CLK_ENB_MIPI_CAL, ENABLE),
CLK_RST_REG_BITS_ENUM(CLK_ENB_H_SET_SET_CLK_ENB_DSI, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_RST_DEV_L_CLR, CLK_RST_REG_BITS_ENUM(RST_DEV_L_CLR_CLR_HOST1X_RST, ENABLE),
CLK_RST_REG_BITS_ENUM(RST_DEV_L_CLR_CLR_DISP1_RST, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_L_SET, CLK_RST_REG_BITS_ENUM(CLK_ENB_L_SET_SET_CLK_ENB_HOST1X, ENABLE),
CLK_RST_REG_BITS_ENUM(CLK_ENB_L_SET_SET_CLK_ENB_DISP1, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_X_SET, CLK_RST_REG_BITS_ENUM(CLK_ENB_X_SET_SET_CLK_ENB_UART_FST_MIPI_CAL, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_SOURCE_UART_FST_MIPI_CAL, CLK_RST_REG_BITS_VALUE(CLK_SOURCE_UART_FST_MIPI_CAL_UART_FST_MIPI_CAL_CLK_DIVISOR, 10),
CLK_RST_REG_BITS_ENUM (CLK_SOURCE_UART_FST_MIPI_CAL_UART_FST_MIPI_CAL_CLK_SRC, PLLP_OUT3));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_W_SET, CLK_RST_REG_BITS_ENUM(CLK_ENB_W_SET_SET_CLK_ENB_DSIA_LP, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_SOURCE_DSIA_LP, CLK_RST_REG_BITS_VALUE(CLK_SOURCE_DSIA_LP_DSIA_LP_CLK_DIVISOR, 10),
CLK_RST_REG_BITS_ENUM (CLK_SOURCE_DSIA_LP_DSIA_LP_CLK_SRC, PLLP_OUT0));
/* Set IO_DPD_REQ to DPD_OFF. */
dd::WriteIoRegister(PmcBase + APBDEV_PMC_IO_DPD_REQ, reg::Encode(PMC_REG_BITS_ENUM(IO_DPD_REQ_CODE, DPD_OFF)));
dd::WriteIoRegister(PmcBase + APBDEV_PMC_IO_DPD2_REQ, reg::Encode(PMC_REG_BITS_ENUM(IO_DPD2_REQ_CODE, DPD_OFF)));
/* Configure LCD pinmux tristate + passthrough. */
reg::ClearBits(g_apb_misc_regs + PINMUX_AUX_NFC_EN, reg::EncodeMask(PINMUX_REG_BITS_MASK(AUX_TRISTATE)));
reg::ClearBits(g_apb_misc_regs + PINMUX_AUX_NFC_INT, reg::EncodeMask(PINMUX_REG_BITS_MASK(AUX_TRISTATE)));
reg::ClearBits(g_apb_misc_regs + PINMUX_AUX_LCD_BL_PWM, reg::EncodeMask(PINMUX_REG_BITS_MASK(AUX_TRISTATE)));
reg::ClearBits(g_apb_misc_regs + PINMUX_AUX_LCD_BL_EN, reg::EncodeMask(PINMUX_REG_BITS_MASK(AUX_TRISTATE)));
reg::ClearBits(g_apb_misc_regs + PINMUX_AUX_LCD_RST, reg::EncodeMask(PINMUX_REG_BITS_MASK(AUX_TRISTATE)));
if (hw_type == spl::HardwareType::Aula) {
/* Configure LCD backlight. */
reg::SetBits(g_gpio_regs + GPIO_PORT6_CNF_1, 0x4);
reg::SetBits(g_gpio_regs + GPIO_PORT6_OE_1, 0x4);
} else {
/* Configure LCD power, VDD. */
reg::SetBits(g_gpio_regs + GPIO_PORT3_CNF_0, 0x3);
reg::SetBits(g_gpio_regs + GPIO_PORT3_OE_0, 0x3);
reg::SetBits(g_gpio_regs + GPIO_PORT3_OUT_0, 0x1);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
reg::SetBits(g_gpio_regs + GPIO_PORT3_OUT_0, 0x2);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
reg::SetBits(g_gpio_regs + GPIO_PORT6_CNF_1, 0x7);
reg::SetBits(g_gpio_regs + GPIO_PORT6_OE_1, 0x7);
reg::SetBits(g_gpio_regs + GPIO_PORT6_OUT_1, 0x2);
}
/* Configure display interface and display. */
reg::Write(g_mipi_cal_regs + MIPI_CAL_MIPI_BIAS_PAD_CFG2, 0);
if (g_soc_type == spl::SocType_Mariko) {
reg::Write(g_mipi_cal_regs + MIPI_CAL_MIPI_BIAS_PAD_CFG0, 0);
reg::Write(g_apb_misc_regs + APB_MISC_GP_DSI_PAD_CONTROL, 0);
}
/* Execute configs. */
DO_SOC_DEPENDENT_REGISTER_WRITES(g_clk_rst_regs, DisplayConfigPlld01);
DO_SLEEP_OR_REGISTER_WRITES(g_disp1_regs, DisplayConfigDc01);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init01);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init02);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init03);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init04);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init05);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsiPhyTiming);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init06);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsiPhyTiming);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init07);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
/* Enable backlight reset. */
reg::SetBits(g_gpio_regs + GPIO_PORT6_OUT_1, 0x4);
os::SleepThread(TimeSpan::FromMilliSeconds(60));
if (hw_type == spl::HardwareType::Aula) {
reg::Write(g_dsi_regs + sizeof(u32) * DSI_BTA_TIMING, 0x40103);
} else {
reg::Write(g_dsi_regs + sizeof(u32) * DSI_BTA_TIMING, 0x50204);
}
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x337);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
WaitDsiTrigger();
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x406);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
WaitDsiTrigger();
reg::Write(g_dsi_regs + sizeof(u32) * DSI_HOST_CONTROL, DSI_HOST_CONTROL_TX_TRIG_HOST | DSI_HOST_CONTROL_IMM_BTA | DSI_HOST_CONTROL_CS | DSI_HOST_CONTROL_ECC);
WaitDsiHostControl();
os::SleepThread(TimeSpan::FromMilliSeconds(5));
/* Parse LCD vendor. */
{
u32 host_response[3];
for (size_t i = 0; i < util::size(host_response); i++) {
host_response[i] = reg::Read(g_dsi_regs + sizeof(u32) * DSI_RD_DATA);
}
/* The last word from host response is:
Bits 0-7: FAB
Bits 8-15: REV
Bits 16-23: Minor REV
*/
if ((host_response[2] & 0xFF) == 0x10) {
g_lcd_vendor = 0;
} else {
g_lcd_vendor = (host_response[2] >> 8) & 0xFF00;
}
g_lcd_vendor = (g_lcd_vendor & 0xFFFFFF00) | (host_response[2] & 0xFF);
}
/* LCD vendor specific configuration. */
if (g_lcd_vendor != 0x2050) {
/* Configure LCD backlight to use PWM. */
reg::ClearBits(g_gpio_regs + GPIO_PORT6_CNF_1, 0x1);
reg::Write(g_apb_misc_regs + PINMUX_AUX_LCD_BL_PWM, PINMUX_REG_BITS_ENUM(AUX_LCD_BL_PWM_PM, PWM0),
PINMUX_REG_BITS_ENUM(AUX_PUPD, PULL_DOWN));
/* Configure LCD backlight. */
R_ABORT_UNLESS(pwm::driver::OpenSession(std::addressof(g_lcd_backlight_session), pwm::DeviceCode_LcdBacklight));
pwm::driver::SetPeriod(g_lcd_backlight_session, TimeSpan::FromNanoSeconds(33898));
switch (g_lcd_vendor) {
case 0x10: /* Japan Display Inc screens. */
DO_SLEEP_OR_REGISTER_WRITES(g_dsi_regs, DisplayConfigJdiSpecificInit01);
break;
case 0xF20: /* Innolux first revision screens. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1105);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(180));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x439);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x9483FFB9);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x739);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x751548B1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x143209);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x2905);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
break;
case 0xF30: /* AUO first revision screens. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1105);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(180));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x439);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x9483FFB9);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x739);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x711148B1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x143209);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x2905);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
break;
case 0x1020: /* Innolux second revision screen. */
case 0x1030: /* AUO second revision screen. */
case 0x1040: /* Unknown second revision screen. */
default:
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1105);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(120));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x2905);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
break;
}
} else {
/* LCD vendor 0x2050, unknown Aula (OLED) screen. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1105);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(180));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0xA015);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x205315);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x339);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x51);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x2905);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
}
os::SleepThread(TimeSpan::FromMilliSeconds(20));
DO_SOC_DEPENDENT_REGISTER_WRITES(g_clk_rst_regs, DisplayConfigPlld02);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init08);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsiPhyTiming);
DO_SLEEP_OR_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init09);
reg::Write(g_disp1_regs + sizeof(u32) * DC_DISP_DISP_CLOCK_CONTROL, SHIFT_CLK_DIVIDER(4));
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init10);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
/* Configure MIPI CAL. */
DO_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal01);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal02);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init11);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal03);
DO_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal04);
if (g_soc_type == spl::SocType_Mariko) {
/* On Mariko the above configurations are executed twice, for some reason. */
DO_SOC_DEPENDENT_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal02);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Init11);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal03);
DO_REGISTER_WRITES(g_mipi_cal_regs, DisplayConfigMipiCal04);
}
os::SleepThread(TimeSpan::FromMilliSeconds(10));
/* Write DISP1, FrameBuffer config. */
DO_SLEEP_OR_REGISTER_WRITES(g_disp1_regs, DisplayConfigDc02);
DO_SLEEP_OR_REGISTER_WRITES(g_disp1_regs, DisplayConfigFrameBuffer);
if (g_lcd_vendor != 0x2050) {
os::SleepThread(TimeSpan::FromMilliSeconds(35));
}
g_is_display_intialized = true;
}
void ShowDisplay(size_t x, size_t y, size_t width, size_t height, const u32 *img) {
if (!g_is_display_intialized) {
return;
}
/* Draw the image to the screen. */
std::memset(g_frame_buffer, 0, FrameBufferSize);
{
for (size_t cur_y = 0; cur_y < height; cur_y++) {
for (size_t cur_x = 0; cur_x < width; cur_x++) {
g_frame_buffer[(FrameBufferHeight - (x + cur_x)) * FrameBufferWidth + y + cur_y] = img[cur_y * width + cur_x];
}
}
}
dd::FlushDataCache(g_frame_buffer, FrameBufferSize);
/* Enable backlight. */
if (g_lcd_vendor == 0x2050) {
EnableBacklightForVendor2050ForAula(g_display_brightness);
} else {
EnableBacklightForGeneric(g_display_brightness);
}
}
void FinalizeDisplay() {
if (!g_is_display_intialized) {
return;
}
/* Disable backlight. */
if (g_lcd_vendor == 0x2050) {
EnableBacklightForVendor2050ForAula(0);
} else {
pwm::driver::SetEnabled(g_lcd_backlight_session, false);
pwm::driver::CloseSession(g_lcd_backlight_session);
}
reg::Write(g_disp1_regs + sizeof(u32) * DSI_VIDEO_MODE_CONTROL, 1);
reg::Write(g_disp1_regs + sizeof(u32) * DSI_WR_DATA, 0x2805);
/* Nintendo waits 5 frames before continuing. */
{
const uintptr_t host1x_vaddr = dd::GetIoMapping(0x500030A4, 4);
const u32 start_val = reg::Read(host1x_vaddr);
while (reg::Read(host1x_vaddr) < start_val + 5) {
/* spinlock here. */
}
}
reg::Write(g_disp1_regs + sizeof(u32) * DC_CMD_STATE_ACCESS, (READ_MUX | WRITE_MUX));
reg::Write(g_disp1_regs + sizeof(u32) * DSI_VIDEO_MODE_CONTROL, 0);
DO_REGISTER_WRITES(g_disp1_regs, DisplayConfigDc01Fini01);
os::SleepThread(TimeSpan::FromMilliSeconds(40));
DO_SOC_DEPENDENT_REGISTER_WRITES(g_clk_rst_regs, DisplayConfigPlld01);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Fini01);
DO_SOC_DEPENDENT_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsiPhyTiming);
DO_REGISTER_WRITES(g_dsi_regs, DisplayConfigDsi01Fini02);
if (g_lcd_vendor != 0x2050) {
os::SleepThread(TimeSpan::FromMilliSeconds(10));
}
/* Vendor specific shutdown. */
switch (g_lcd_vendor) {
case 0x10: /* Japan Display Inc screens. */
DO_SLEEP_OR_REGISTER_WRITES(g_dsi_regs, DisplayConfigJdiSpecificFini01);
break;
case 0xF30: /* AUO first revision screens. */
DO_SLEEP_OR_REGISTER_WRITES(g_dsi_regs, DisplayConfigAuoRev1SpecificFini01);
break;
case 0x1020: /* Innolux second revision screens. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x439);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x9483FFB9);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0xB39);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x751548B1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x71143209);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x115631);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
break;
case 0x1030: /* AUO second revision screens. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x439);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x9483FFB9);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0xB39);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x711148B1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x71143209);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x114D31);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
break;
case 0x1040: /* Unknown second revision screens. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x439);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x9483FFB9);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0xB39);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x731348B1);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x71243209);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x4C31);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(TimeSpan::FromMilliSeconds(5));
break;
default:
break;
}
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1005);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
os::SleepThread(g_lcd_vendor == 0x2050 ? TimeSpan::FromMilliSeconds(120) : TimeSpan::FromMilliSeconds(50));
/* Disable backlight RST/Voltage. */
reg::ClearBits(g_gpio_regs + GPIO_PORT6_OUT_1, 0x4);
if (g_lcd_vendor == 0x2050) {
os::SleepThread(TimeSpan::FromMilliSeconds(30));
} else {
os::SleepThread(TimeSpan::FromMilliSeconds(10));
reg::ClearBits(g_gpio_regs + GPIO_PORT3_OUT_0, 0x2);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
reg::ClearBits(g_gpio_regs + GPIO_PORT3_OUT_0, 0x1);
os::SleepThread(TimeSpan::FromMilliSeconds(10));
}
/* Cut clock to DSI. */
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_RST_DEV_H_SET, CLK_RST_REG_BITS_ENUM(RST_DEV_H_SET_SET_MIPI_CAL_RST, ENABLE),
CLK_RST_REG_BITS_ENUM(RST_DEV_H_SET_SET_DSI_RST, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_H_CLR, CLK_RST_REG_BITS_ENUM(CLK_ENB_H_CLR_CLR_CLK_ENB_MIPI_CAL, ENABLE),
CLK_RST_REG_BITS_ENUM(CLK_ENB_H_CLR_CLR_CLK_ENB_DSI, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_RST_DEV_L_SET, CLK_RST_REG_BITS_ENUM(RST_DEV_L_SET_SET_HOST1X_RST, ENABLE),
CLK_RST_REG_BITS_ENUM(RST_DEV_L_SET_SET_DISP1_RST, ENABLE));
reg::Write(g_clk_rst_regs + CLK_RST_CONTROLLER_CLK_ENB_L_CLR, CLK_RST_REG_BITS_ENUM(CLK_ENB_L_CLR_CLR_CLK_ENB_HOST1X, ENABLE),
CLK_RST_REG_BITS_ENUM(CLK_ENB_L_CLR_CLR_CLK_ENB_DISP1, ENABLE));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_PAD_CONTROL_0, (DSI_PAD_CONTROL_VS1_PULLDN_CLK | DSI_PAD_CONTROL_VS1_PULLDN(0xF) | DSI_PAD_CONTROL_VS1_PDIO_CLK | DSI_PAD_CONTROL_VS1_PDIO(0xF)));
reg::Write(g_dsi_regs + sizeof(u32) * DSI_POWER_CONTROL, 0);
/* Unmap framebuffer from DC virtual address space. */
FinalizeFrameBuffer();
g_is_display_intialized = false;
}
void SetDisplayBrightness(int percentage) {
g_display_brightness = percentage;
}
}