/*
* 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 <exosphere.hpp>
#include "fatal_device_page_table.hpp"
#include "fatal_registers_di.hpp"
namespace ams::secmon::fatal {
namespace {
#include "fatal_display_config.inc"
}
namespace {
/* Helpful defines. */
constexpr size_t FrameBufferHeight = 768;
constexpr size_t FrameBufferWidth = 1280;
constexpr size_t FrameBufferSize = FrameBufferHeight * FrameBufferWidth * sizeof(u32);
constexpr int DsiWaitForCommandMilliSecondsMax = 250;
constexpr int DsiWaitForCommandCompletionMilliSeconds = 5;
constexpr int DsiWaitForHostControlMilliSecondsMax = 150;
constexpr inline int I2cAddressMax77620Pmic = 0x3C;
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. */
constexpr inline const uintptr_t PMC = secmon::MemoryRegionVirtualDevicePmc .GetAddress();
constexpr inline const uintptr_t g_disp1_regs = secmon::MemoryRegionVirtualDeviceDisp1 .GetAddress();
constexpr inline const uintptr_t g_dsi_regs = secmon::MemoryRegionVirtualDeviceDsi .GetAddress();
constexpr inline const uintptr_t g_clk_rst_regs = secmon::MemoryRegionVirtualDeviceClkRst .GetAddress();
constexpr inline const uintptr_t g_gpio_regs = secmon::MemoryRegionVirtualDeviceGpio .GetAddress();
constexpr inline const uintptr_t g_apb_misc_regs = secmon::MemoryRegionVirtualDeviceApbMisc.GetAddress();
constexpr inline const uintptr_t g_mipi_cal_regs = secmon::MemoryRegionVirtualDeviceMipiCal.GetAddress();
constinit u32 *g_frame_buffer = nullptr;
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 (GetSocType()) {
case fuse::SocType_Erista: DoRegisterWrites(base_address, reg_writes_erista, num_writes_erista); break;
case fuse::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:
util::WaitMicroSeconds(reg_writes[i].offset * UINT64_C(1000));
break;
AMS_UNREACHABLE_DEFAULT_CASE();
}
}
}
void WaitDsiTrigger() {
const u32 timeout = util::GetMicroSeconds() + (DsiWaitForCommandMilliSecondsMax * 1000u);
while (true) {
if (util::GetMicroSeconds() >= timeout) {
break;
}
if (reg::Read(g_dsi_regs + sizeof(u32) * DSI_TRIGGER) == 0) {
break;
}
}
util::WaitMicroSeconds(DsiWaitForCommandCompletionMilliSeconds * 1000u);
}
void WaitDsiHostControl() {
const u32 timeout = util::GetMicroSeconds() + (DsiWaitForHostControlMilliSecondsMax * 1000u);
while (true) {
if (util::GetMicroSeconds() >= timeout) {
break;
}
if ((reg::Read(g_dsi_regs + sizeof(u32) * DSI_HOST_CONTROL) & DSI_HOST_CONTROL_IMM_BTA) == 0) {
break;
}
}
}
void EnableBacklightForVendor2050ForHardwareTypeFive(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);
util::WaitMicroSeconds(300'000ul);
/* Clear client sync point block resest. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_INCR_SYNCPT_CNTRL, 0);
util::WaitMicroSeconds(300'000ul);
/* 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) {
AMS_UNUSED(brightness);
reg::SetBits(g_gpio_regs + GPIO_PORT6_OUT_1, 0x1);
}
#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, 0, FrameBufferSize);
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
} else {
/* Clear the frame buffer. */
g_frame_buffer = secmon::MemoryRegionDramDcFramebuffer.GetPointer<u32>();
std::memset(g_frame_buffer, 0, FrameBufferSize);
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
/* Attach the frame buffer to DC. */
InitializeDevicePageTableForDc();
}
}
void FinalizeFrameBuffer() {
/* We don't actually support finalizing the framebuffer, so do nothing here. */
}
}
void FinalizeDisplay() {
FinalizeFrameBuffer();
/* TODO */
AMS_SECMON_LOG("FinalizeDisplay not yet implemented\n");
}
void InitializeDisplay() {
/* Ensure that the display is finalized. */
/* TODO */
/* Setup the framebuffer. */
InitializeFrameBuffer();
/* Get the hardware type. */
const auto hw_type = fuse::GetHardwareType();
/* Turn on DSI/voltage rail. */
{
if (GetSocType() == fuse::SocType_Mariko) {
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, 0x18, 0x3A);
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, 0x18, 0x3A);
}
i2c::SendByte(i2c::Port_5, I2cAddressMax77620Pmic, 0x23, 0xD0);
}
/* 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. */
reg::ReadWrite(PMC + APBDEV_PMC_IO_DPD_REQ, PMC_REG_BITS_ENUM(IO_DPD_REQ_CODE, DPD_OFF));
reg::ReadWrite(PMC + APBDEV_PMC_IO_DPD2_REQ, 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 == fuse::HardwareType_Five) {
/* 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);
util::WaitMicroSeconds(10'000ul);
reg::SetBits(g_gpio_regs + GPIO_PORT3_OUT_0, 0x2);
util::WaitMicroSeconds(10'000ul);
/* Configure LCD backlight. */
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 (GetSocType() == fuse::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);
util::WaitMicroSeconds(10'000ul);
/* Enable backlight reset. */
reg::SetBits(g_gpio_regs + GPIO_PORT6_OUT_1, 0x4);
util::WaitMicroSeconds(60'000ul);
if (hw_type == fuse::HardwareType_Five) {
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();
util::WaitMicroSeconds(5'000ul);
/* 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
*/
u32 lcd_vendor;
if ((host_response[2] & 0xFF) == 0x10) {
lcd_vendor = 0;
} else {
lcd_vendor = (host_response[2] >> 8) & 0xFF00;
}
lcd_vendor = (lcd_vendor & 0xFFFFFF00) | (host_response[2] & 0xFF);
AMS_ASSERT(lcd_vendor == GetLcdVendor());
}
/* LCD vendor specific configuration. */
switch (GetLcdVendor()) {
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);
util::WaitMicroSeconds(180'000ul);
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);
util::WaitMicroSeconds(5'000ul);
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);
util::WaitMicroSeconds(5'000ul);
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);
util::WaitMicroSeconds(180'000ul);
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);
util::WaitMicroSeconds(5'000ul);
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);
util::WaitMicroSeconds(5'000ul);
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 0x2050: /* Unknown (hardware type 5) screen. */
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x1105);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
util::WaitMicroSeconds(180'000ul);
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);
util::WaitMicroSeconds(5'000ul);
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);
util::WaitMicroSeconds(120'000ul);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_WR_DATA, 0x2905);
reg::Write(g_dsi_regs + sizeof(u32) * DSI_TRIGGER, DSI_TRIGGER_HOST);
break;
}
util::WaitMicroSeconds(20'000ul);
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);
util::WaitMicroSeconds(10'000ul);
/* 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 (GetSocType() == fuse::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);
}
util::WaitMicroSeconds(10'000ul);
/* Write DISP1, FrameBuffer config. */
DO_SLEEP_OR_REGISTER_WRITES(g_disp1_regs, DisplayConfigDc02);
DO_SLEEP_OR_REGISTER_WRITES(g_disp1_regs, DisplayConfigFrameBuffer);
if (GetLcdVendor() != 0x2050) {
util::WaitMicroSeconds(35'000ul);
}
}
void ShowDisplay(const ams::impl::FatalErrorContext *f_ctx, const Result save_result) {
/* Draw the image to the screen. */
std::memset(g_frame_buffer, 0, FrameBufferSize);
{
/* TODO: Actually print the contents of the report. */
AMS_UNUSED(f_ctx, save_result);
for (size_t n = 0; n < 8; n++) {
const size_t x = n * (FrameBufferWidth / 8);
for (size_t cur_y = 0; cur_y < FrameBufferHeight; cur_y++) {
for (size_t cur_x = 0; cur_x < (FrameBufferWidth / 8); cur_x++) {
g_frame_buffer[(FrameBufferWidth - (x + cur_x)) * FrameBufferHeight + 0 + cur_y] = ((0x20 * n) | 0x1F);
}
}
}
}
hw::FlushDataCache(g_frame_buffer, FrameBufferSize);
/* Enable backlight. */
constexpr auto DisplayBrightness = 100;
if (GetLcdVendor() == 0x2050) {
EnableBacklightForVendor2050ForHardwareTypeFive(DisplayBrightness);
} else {
EnableBacklightForGeneric(DisplayBrightness);
}
}
}
