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main.c
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main.c
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/*
* Copyright (c) 2018 naehrwert
*
* Copyright (c) 2018-2024 CTCaer
*
* 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 <string.h>
#include <stdlib.h>
#include <bdk.h>
#include "config.h"
#include "gfx/logos.h"
#include "gfx/tui.h"
#include "hos/hos.h"
#include "hos/secmon_exo.h"
#include "l4t/l4t.h"
#include <ianos/ianos.h>
#include <libs/compr/blz.h>
#include <libs/fatfs/ff.h>
#include "storage/emummc.h"
#include "frontend/fe_tools.h"
#include "frontend/fe_info.h"
hekate_config h_cfg;
boot_cfg_t __attribute__((section ("._boot_cfg"))) b_cfg;
const volatile ipl_ver_meta_t __attribute__((section ("._ipl_version"))) ipl_ver = {
.magic = BL_MAGIC,
.version = (BL_VER_MJ + '0') | ((BL_VER_MN + '0') << 8) | ((BL_VER_HF + '0') << 16),
.rsvd0 = 0,
.rsvd1 = 0
};
volatile nyx_storage_t *nyx_str = (nyx_storage_t *)NYX_STORAGE_ADDR;
static void _check_power_off_from_hos()
{
// Power off on alarm wakeup from HOS shutdown. For modchips/dongles.
u8 hos_wakeup = i2c_recv_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_IRQTOP);
// Clear RTC interrupts.
(void)i2c_recv_byte(I2C_5, MAX77620_RTC_I2C_ADDR, MAX77620_RTC_RTCINT_REG);
// Stop the alarm, in case we injected and powered off too fast.
max77620_rtc_stop_alarm();
// Handle RTC wake up.
if (hos_wakeup & MAX77620_IRQ_TOP_RTC_MASK)
{
if (h_cfg.autohosoff == 1)
{
render_static_bootlogo();
if (display_get_decoded_panel_id() != PANEL_SAM_AMS699VC01)
{
// Slow fading for LCD panels.
display_backlight_brightness(10, 5000);
display_backlight_brightness(100, 25000);
msleep(600);
display_backlight_brightness(0, 20000);
}
else
{
// Blink 3 times for OLED panel.
for (u32 i = 0; i < 3; i++)
{
msleep(150);
display_backlight_brightness(100, 0);
msleep(150);
display_backlight_brightness(0, 0);
}
}
}
power_set_state(POWER_OFF_RESET);
}
}
// This is a safe and unused DRAM region for our payloads.
#define RELOC_META_OFF 0x7C
#define PATCHED_RELOC_SZ 0x94
#define PATCHED_RELOC_STACK 0x40007000
#define PATCHED_RELOC_ENTRY 0x40010000
#define EXT_PAYLOAD_ADDR 0xC0000000
#define RCM_PAYLOAD_ADDR (EXT_PAYLOAD_ADDR + ALIGN(PATCHED_RELOC_SZ, 0x10))
#define COREBOOT_END_ADDR 0xD0000000
#define COREBOOT_VER_OFF 0x41
#define CBFS_DRAM_EN_ADDR 0x4003E000
#define CBFS_DRAM_MAGIC 0x4452414D // "DRAM"
static void *coreboot_addr;
static void _reloc_patcher(u32 payload_dst, u32 payload_src, u32 payload_size)
{
memcpy((u8 *)payload_src, (u8 *)IPL_LOAD_ADDR, PATCHED_RELOC_SZ);
reloc_meta_t *relocator = (reloc_meta_t *)(payload_src + RELOC_META_OFF);
relocator->start = payload_dst - ALIGN(PATCHED_RELOC_SZ, 0x10);
relocator->stack = PATCHED_RELOC_STACK;
relocator->end = payload_dst + payload_size;
relocator->ep = payload_dst;
if (payload_size == 0x7000)
{
memcpy((u8 *)(payload_src + ALIGN(PATCHED_RELOC_SZ, 0x10)), coreboot_addr, 0x7000); // Bootblock.
*(vu32 *)CBFS_DRAM_EN_ADDR = CBFS_DRAM_MAGIC;
}
}
bool is_ipl_updated(void *buf, char *path, bool force)
{
ipl_ver_meta_t *update_ft = (ipl_ver_meta_t *)(buf + PATCHED_RELOC_SZ + sizeof(boot_cfg_t));
bool magic_valid = update_ft->magic == ipl_ver.magic;
bool force_update = force && !magic_valid;
bool is_valid_old = magic_valid && (byte_swap_32(update_ft->version) < byte_swap_32(ipl_ver.version));
// Check if newer version.
if (!force && magic_valid)
if (byte_swap_32(update_ft->version) > byte_swap_32(ipl_ver.version))
return false;
// Update if old or broken.
if (force_update || is_valid_old)
{
FIL fp;
reloc_meta_t *reloc = (reloc_meta_t *)(IPL_LOAD_ADDR + RELOC_META_OFF);
boot_cfg_t *tmp_cfg = malloc(sizeof(boot_cfg_t));
memset(tmp_cfg, 0, sizeof(boot_cfg_t));
f_open(&fp, path, FA_WRITE | FA_CREATE_ALWAYS);
f_write(&fp, (u8 *)reloc->start, reloc->end - reloc->start, NULL);
// Write needed tag in case injected ipl uses old versioning.
f_write(&fp, "ICTC49", 6, NULL);
// Reset boot storage configuration.
f_lseek(&fp, PATCHED_RELOC_SZ);
f_write(&fp, tmp_cfg, sizeof(boot_cfg_t), NULL);
f_close(&fp);
free(tmp_cfg);
}
return true;
}
static void _launch_payload(char *path, bool update, bool clear_screen)
{
if (clear_screen)
gfx_clear_grey(0x1B);
gfx_con_setpos(0, 0);
FIL fp;
if (f_open(&fp, path, FA_READ))
{
gfx_con.mute = false;
EPRINTFARGS("Payload file is missing!\n(%s)", path);
goto out;
}
// Read and copy the payload to our chosen address
void *buf;
u32 size = f_size(&fp);
if (size < 0x30000)
buf = (void *)RCM_PAYLOAD_ADDR;
else
{
coreboot_addr = (void *)(COREBOOT_END_ADDR - size);
buf = coreboot_addr;
if (h_cfg.t210b01)
{
f_close(&fp);
gfx_con.mute = false;
EPRINTF("Coreboot not allowed on Mariko!");
goto out;
}
}
if (f_read(&fp, buf, size, NULL))
{
f_close(&fp);
goto out;
}
f_close(&fp);
if (update && is_ipl_updated(buf, path, false))
goto out;
sd_end();
if (size < 0x30000)
{
if (update)
memcpy((u8 *)(RCM_PAYLOAD_ADDR + PATCHED_RELOC_SZ), &b_cfg, sizeof(boot_cfg_t)); // Transfer boot cfg.
else
_reloc_patcher(PATCHED_RELOC_ENTRY, EXT_PAYLOAD_ADDR, ALIGN(size, 0x10));
hw_deinit(false, byte_swap_32(*(u32 *)(buf + size - sizeof(u32))));
}
else
{
_reloc_patcher(PATCHED_RELOC_ENTRY, EXT_PAYLOAD_ADDR, 0x7000);
// Get coreboot seamless display magic.
u32 magic = 0;
char *magic_ptr = buf + COREBOOT_VER_OFF;
memcpy(&magic, magic_ptr + strlen(magic_ptr) - 4, 4);
hw_deinit(true, magic);
}
void (*update_ptr)() = (void *)RCM_PAYLOAD_ADDR;
void (*ext_payload_ptr)() = (void *)EXT_PAYLOAD_ADDR;
// Launch our payload.
if (!update)
{
// Some cards (Sandisk U1), do not like a fast power cycle. Wait min 100ms.
sdmmc_storage_init_wait_sd();
(*ext_payload_ptr)();
}
else
{
// Set updated flag to skip check on launch.
EMC(EMC_SCRATCH0) |= EMC_HEKA_UPD;
(*update_ptr)();
}
out:
if (!update)
{
gfx_con.mute = false;
EPRINTF("Failed to launch payload!");
}
}
static void _launch_payloads()
{
u8 max_entries = 61;
ment_t *ments = NULL;
char *filelist = NULL;
char *file_sec = NULL;
char *dir = NULL;
gfx_clear_grey(0x1B);
gfx_con_setpos(0, 0);
if (!sd_mount())
goto failed_sd_mount;
ments = (ment_t *)malloc(sizeof(ment_t) * (max_entries + 3));
dir = (char *)malloc(256);
memcpy(dir, "bootloader/payloads", 20);
filelist = dirlist(dir, NULL, false, false);
u32 i = 0;
if (filelist)
{
// Build configuration menu.
ments[0].type = MENT_BACK;
ments[0].caption = "Back";
ments[1].type = MENT_CHGLINE;
while (true)
{
if (i > max_entries || !filelist[i * 256])
break;
ments[i + 2].type = INI_CHOICE;
ments[i + 2].caption = &filelist[i * 256];
ments[i + 2].data = &filelist[i * 256];
i++;
}
}
if (i > 0)
{
memset(&ments[i + 2], 0, sizeof(ment_t));
menu_t menu = { ments, "Choose a payload", 0, 0 };
file_sec = (char *)tui_do_menu(&menu);
if (!file_sec)
{
free(ments);
free(dir);
free(filelist);
sd_end();
return;
}
}
else
EPRINTF("No payloads found.");
if (file_sec)
{
memcpy(dir + strlen(dir), "/", 2);
memcpy(dir + strlen(dir), file_sec, strlen(file_sec) + 1);
_launch_payload(dir, false, true);
}
failed_sd_mount:
free(dir);
free(ments);
free(filelist);
sd_end();
btn_wait();
}
static void _launch_ini_list()
{
u8 max_entries = 61;
char *special_path = NULL;
char *emummc_path = NULL;
ment_t *ments = NULL;
ini_sec_t *cfg_sec = NULL;
LIST_INIT(ini_list_sections);
gfx_clear_grey(0x1B);
gfx_con_setpos(0, 0);
if (!sd_mount())
goto parse_failed;
// Check that ini files exist and parse them.
if (!ini_parse(&ini_list_sections, "bootloader/ini", true))
{
EPRINTF("No .ini files in bootloader/ini!");
goto parse_failed;
}
// Build configuration menu.
ments = (ment_t *)malloc(sizeof(ment_t) * (max_entries + 3));
ments[0].type = MENT_BACK;
ments[0].caption = "Back";
ments[1].type = MENT_CHGLINE;
u32 sec_idx = 2;
LIST_FOREACH_ENTRY(ini_sec_t, ini_sec, &ini_list_sections, link)
{
if (ini_sec->type == INI_COMMENT ||
ini_sec->type == INI_NEWLINE ||
!strcmp(ini_sec->name, "config"))
continue;
ments[sec_idx].type = ini_sec->type;
ments[sec_idx].caption = ini_sec->name;
ments[sec_idx].data = ini_sec;
if (ini_sec->type == MENT_CAPTION)
ments[sec_idx].color = ini_sec->color;
sec_idx++;
if ((sec_idx - 1) > max_entries)
break;
}
if (sec_idx > 2)
{
memset(&ments[sec_idx], 0, sizeof(ment_t));
menu_t menu = {
ments, "Launch ini entries", 0, 0
};
cfg_sec = (ini_sec_t *)tui_do_menu(&menu);
special_path = ini_check_special_section(cfg_sec);
if (cfg_sec && !special_path)
{
LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg_sec->kvs, link)
{
if (!strcmp("emummc_force_disable", kv->key))
h_cfg.emummc_force_disable = atoi(kv->val);
else if (!strcmp("emupath", kv->key))
emummc_path = kv->val;
}
if (emummc_path && !emummc_set_path(emummc_path))
{
EPRINTF("emupath is wrong!");
goto wrong_emupath;
}
}
if (!cfg_sec)
{
free(ments);
return;
}
}
else
EPRINTF("No extra configs found.");
parse_failed:
if (!cfg_sec)
goto out;
if (special_path)
{
// Try to launch Payload or L4T.
if (special_path != (char *)-1)
_launch_payload(special_path, false, true);
else
{
u32 entry_idx = 0;
for (u32 i = 0; i < sec_idx; i++)
{
if (ments[i].data == cfg_sec)
{
entry_idx = i;
break;
}
}
launch_l4t(cfg_sec, entry_idx, 1, h_cfg.t210b01);
}
}
else if (!hos_launch(cfg_sec))
{
wrong_emupath:
if (emummc_path)
{
sd_mount();
emummc_load_cfg(); // Reload emuMMC config in case of emupath.
}
}
out:
free(ments);
btn_wait();
}
static void _launch_config()
{
u8 max_entries = 61;
char *special_path = NULL;
char *emummc_path = NULL;
ment_t *ments = NULL;
ini_sec_t *cfg_sec = NULL;
LIST_INIT(ini_sections);
gfx_clear_grey(0x1B);
gfx_con_setpos(0, 0);
if (!sd_mount())
goto parse_failed;
// Load emuMMC configuration.
emummc_load_cfg();
// Parse main configuration.
ini_parse(&ini_sections, "bootloader/hekate_ipl.ini", false);
// Build configuration menu.
ments = (ment_t *)malloc(sizeof(ment_t) * (max_entries + 6));
ments[0].type = MENT_BACK;
ments[0].caption = "Back";
ments[1].type = MENT_CHGLINE;
ments[2].type = MENT_HANDLER;
ments[2].caption = "Payloads...";
ments[2].handler = _launch_payloads;
ments[3].type = MENT_HANDLER;
ments[3].caption = "More configs...";
ments[3].handler = _launch_ini_list;
ments[4].type = MENT_CHGLINE;
u32 sec_idx = 5;
LIST_FOREACH_ENTRY(ini_sec_t, ini_sec, &ini_sections, link)
{
if (ini_sec->type == INI_COMMENT ||
ini_sec->type == INI_NEWLINE ||
!strcmp(ini_sec->name, "config"))
continue;
ments[sec_idx].type = ini_sec->type;
ments[sec_idx].caption = ini_sec->name;
ments[sec_idx].data = ini_sec;
if (ini_sec->type == MENT_CAPTION)
ments[sec_idx].color = ini_sec->color;
sec_idx++;
if ((sec_idx - 4) > max_entries)
break;
}
if (sec_idx < 6)
{
ments[sec_idx].type = MENT_CAPTION;
ments[sec_idx].caption = "No main configs found...";
ments[sec_idx].color = TXT_CLR_WARNING;
sec_idx++;
}
memset(&ments[sec_idx], 0, sizeof(ment_t));
menu_t menu = {
ments, "Launch configurations", 0, 0
};
cfg_sec = (ini_sec_t *)tui_do_menu(&menu);
special_path = ini_check_special_section(cfg_sec);
if (cfg_sec && !special_path)
{
LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg_sec->kvs, link)
{
if (!strcmp("emummc_force_disable", kv->key))
h_cfg.emummc_force_disable = atoi(kv->val);
if (!strcmp("emupath", kv->key))
emummc_path = kv->val;
}
if (emummc_path && !emummc_set_path(emummc_path))
{
EPRINTF("emupath is wrong!");
goto wrong_emupath;
}
}
if (!cfg_sec)
{
free(ments);
sd_end();
return;
}
parse_failed:
if (!cfg_sec)
{
gfx_printf("\nPress any key...\n");
goto out;
}
if (special_path)
{
// Try to launch Payload or L4T.
if (special_path != (char *)-1)
_launch_payload(special_path, false, true);
else
{
u32 entry_idx = 0;
for (u32 i = 0; i < sec_idx; i++)
{
if (ments[i].data == cfg_sec)
{
entry_idx = i;
break;
}
}
launch_l4t(cfg_sec, entry_idx, 0, h_cfg.t210b01);
}
}
else if (!hos_launch(cfg_sec))
{
wrong_emupath:
if (emummc_path)
{
sd_mount();
emummc_load_cfg(); // Reload emuMMC config in case of emupath.
}
}
out:
sd_end();
free(ments);
h_cfg.emummc_force_disable = false;
btn_wait();
}
#define NYX_VER_OFF 0x9C
static void _nyx_load_run()
{
u8 *nyx = sd_file_read("bootloader/sys/nyx.bin", NULL);
if (!nyx)
return;
sd_end();
render_static_bootlogo();
display_backlight_brightness(h_cfg.backlight, 1000);
// Check if Nyx version is old.
u32 expected_nyx_ver = ((NYX_VER_MJ + '0') << 24) | ((NYX_VER_MN + '0') << 16) | ((NYX_VER_HF + '0') << 8);
u32 nyx_ver = byte_swap_32(*(u32 *)(nyx + NYX_VER_OFF));
if (nyx_ver < expected_nyx_ver)
{
h_cfg.errors |= ERR_SYSOLD_NYX;
gfx_con_setpos(0, 0);
WPRINTF("Old Nyx GUI found! There will be dragons!\n");
WPRINTF("\nUpdate bootloader folder!\n\n");
WPRINTF("Press any key...");
msleep(1000);
btn_wait();
}
// Set hekate errors.
nyx_str->info.errors = h_cfg.errors;
// Set Nyx mode.
nyx_str->cfg = 0;
if (b_cfg.extra_cfg & EXTRA_CFG_NYX_UMS)
{
b_cfg.extra_cfg &= ~(EXTRA_CFG_NYX_UMS);
nyx_str->cfg |= NYX_CFG_UMS;
nyx_str->cfg |= b_cfg.ums << 24;
}
// Set hekate version used to boot Nyx.
nyx_str->version = ipl_ver.version - 0x303030; // Convert ASCII to numbers.
// Set SD card initialization info.
nyx_str->info.magic = NYX_NEW_INFO;
nyx_str->info.sd_init = sd_get_mode();
// Set SD card error info.
u16 *sd_errors = sd_get_error_count();
for (u32 i = 0; i < 3; i++)
nyx_str->info.sd_errors[i] = sd_errors[i];
reloc_meta_t *reloc = (reloc_meta_t *)(IPL_LOAD_ADDR + RELOC_META_OFF);
memcpy((u8 *)nyx_str->hekate, (u8 *)reloc->start, reloc->end - reloc->start);
// Do one last training.
minerva_periodic_training();
bpmp_mmu_disable();
bpmp_clk_rate_set(BPMP_CLK_NORMAL);
// Some cards (Sandisk U1), do not like a fast power cycle.
sdmmc_storage_init_wait_sd();
void (*nyx_ptr)() = (void *)nyx;
(*nyx_ptr)();
}
static ini_sec_t *_get_ini_sec_from_id(ini_sec_t *ini_sec, char **bootlogoCustomEntry, char **emummc_path)
{
ini_sec_t *cfg_sec = NULL;
LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
{
if (!strcmp("id", kv->key))
{
if (b_cfg.id[0] && kv->val[0] && !strcmp(b_cfg.id, kv->val))
cfg_sec = ini_sec;
else
break;
}
if (!strcmp("emupath", kv->key))
*emummc_path = kv->val;
else if (!strcmp("logopath", kv->key))
*bootlogoCustomEntry = kv->val;
else if (!strcmp("emummc_force_disable", kv->key))
h_cfg.emummc_force_disable = atoi(kv->val);
}
if (!cfg_sec)
{
*emummc_path = NULL;
*bootlogoCustomEntry = NULL;
h_cfg.emummc_force_disable = false;
}
return cfg_sec;
}
static void _bootloader_corruption_protect()
{
FILINFO fno;
if (!f_stat("bootloader", &fno))
{
if (!h_cfg.bootprotect && (fno.fattrib & AM_ARC))
f_chmod("bootloader", 0, AM_ARC);
else if (h_cfg.bootprotect && !(fno.fattrib & AM_ARC))
f_chmod("bootloader", AM_ARC, AM_ARC);
}
}
static void _check_for_updated_bootloader()
{
// Check if already chainloaded update and clear flag. Otherwise check for updates.
if (EMC(EMC_SCRATCH0) & EMC_HEKA_UPD)
EMC(EMC_SCRATCH0) &= ~EMC_HEKA_UPD;
else
{
// Check if update.bin exists and is newer and launch it. Otherwise create it.
if (!f_stat("bootloader/update.bin", NULL))
_launch_payload("bootloader/update.bin", true, false);
else
{
u8 *buf = zalloc(0x200);
is_ipl_updated(buf, "bootloader/update.bin", true);
free(buf);
}
}
}
static void _auto_launch()
{
struct _bmp_data
{
u32 size;
u32 size_x;
u32 size_y;
u32 offset;
u32 pos_x;
u32 pos_y;
};
u32 boot_wait = h_cfg.bootwait;
u32 boot_entry_id = 0;
ini_sec_t *cfg_sec = NULL;
char *emummc_path = NULL;
char *bootlogoCustomEntry = NULL;
bool config_entry_found = false;
_check_for_updated_bootloader();
bool boot_from_id = (b_cfg.boot_cfg & BOOT_CFG_FROM_ID) && (b_cfg.boot_cfg & BOOT_CFG_AUTOBOOT_EN);
if (boot_from_id)
b_cfg.id[7] = 0;
if (!(b_cfg.boot_cfg & BOOT_CFG_FROM_LAUNCH))
gfx_con.mute = true;
LIST_INIT(ini_sections);
LIST_INIT(ini_list_sections);
// Load emuMMC configuration.
emummc_load_cfg();
// Parse hekate main configuration.
if (!ini_parse(&ini_sections, "bootloader/hekate_ipl.ini", false))
goto out; // Can't load hekate_ipl.ini.
// Load configuration.
LIST_FOREACH_ENTRY(ini_sec_t, ini_sec, &ini_sections, link)
{
// Skip other ini entries for autoboot.
if (ini_sec->type == INI_CHOICE)
{
if (!config_entry_found && !strcmp(ini_sec->name, "config"))
{
config_entry_found = true;
LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
{
if (!strcmp("autoboot", kv->key))
h_cfg.autoboot = atoi(kv->val);
else if (!strcmp("autoboot_list", kv->key))
h_cfg.autoboot_list = atoi(kv->val);
else if (!strcmp("bootwait", kv->key))
boot_wait = atoi(kv->val);
else if (!strcmp("backlight", kv->key))
h_cfg.backlight = atoi(kv->val);
else if (!strcmp("noticker", kv->key))
h_cfg.noticker = atoi(kv->val);
else if (!strcmp("autohosoff", kv->key))
h_cfg.autohosoff = atoi(kv->val);
else if (!strcmp("autonogc", kv->key))
h_cfg.autonogc = atoi(kv->val);
else if (!strcmp("updater2p", kv->key))
h_cfg.updater2p = atoi(kv->val);
else if (!strcmp("bootprotect", kv->key))
h_cfg.bootprotect = atoi(kv->val);
}
boot_entry_id++;
// Override autoboot.
if (b_cfg.boot_cfg & BOOT_CFG_AUTOBOOT_EN)
{
h_cfg.autoboot = b_cfg.autoboot;
h_cfg.autoboot_list = b_cfg.autoboot_list;
}
// Apply bootloader protection against corruption.
_bootloader_corruption_protect();
// If ini list, exit here.
if (!boot_from_id && h_cfg.autoboot_list)
break;
continue;
}
if (boot_from_id)
cfg_sec = _get_ini_sec_from_id(ini_sec, &bootlogoCustomEntry, &emummc_path);
else if (h_cfg.autoboot == boot_entry_id && config_entry_found)
{
cfg_sec = ini_sec;
LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg_sec->kvs, link)
{
if (!strcmp("logopath", kv->key))
bootlogoCustomEntry = kv->val;
else if (!strcmp("emupath", kv->key))
emummc_path = kv->val;
else if (!strcmp("emummc_force_disable", kv->key))
h_cfg.emummc_force_disable = atoi(kv->val);
else if (!strcmp("bootwait", kv->key))
boot_wait = atoi(kv->val);
}
}
if (cfg_sec)
break;
boot_entry_id++;
}
}
if (h_cfg.autohosoff && !(b_cfg.boot_cfg & BOOT_CFG_AUTOBOOT_EN))
_check_power_off_from_hos();
if (h_cfg.autoboot_list || (boot_from_id && !cfg_sec))
{
if (boot_from_id && cfg_sec)
goto skip_list;
cfg_sec = NULL;
boot_entry_id = 1;
bootlogoCustomEntry = NULL;
if (!ini_parse(&ini_list_sections, "bootloader/ini", true))
goto skip_list;
LIST_FOREACH_ENTRY(ini_sec_t, ini_sec_list, &ini_list_sections, link)
{
if (ini_sec_list->type != INI_CHOICE)
continue;
if (!strcmp(ini_sec_list->name, "config"))
continue;
if (boot_from_id)
cfg_sec = _get_ini_sec_from_id(ini_sec_list, &bootlogoCustomEntry, &emummc_path);
else if (h_cfg.autoboot == boot_entry_id)
{
h_cfg.emummc_force_disable = false;
cfg_sec = ini_sec_list;
LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg_sec->kvs, link)
{
if (!strcmp("logopath", kv->key))
bootlogoCustomEntry = kv->val;
else if (!strcmp("emupath", kv->key))
emummc_path = kv->val;
else if (!strcmp("emummc_force_disable", kv->key))
h_cfg.emummc_force_disable = atoi(kv->val);
else if (!strcmp("bootwait", kv->key))
boot_wait = atoi(kv->val);
}
}
if (cfg_sec)
break;
boot_entry_id++;
}
}
skip_list:
if (!cfg_sec)
goto out; // No configurations or auto boot is disabled.
// Check if entry is payload or l4t special case.
char *special_path = ini_check_special_section(cfg_sec);
if ((!(b_cfg.boot_cfg & BOOT_CFG_FROM_LAUNCH) && boot_wait) || // Conditional for HOS/Payload.
(special_path && special_path == (char *)-1)) // Always show for L4T.
{
u32 fsize;
u8 *logo_buf = NULL;
u8 *bitmap = NULL;
struct _bmp_data bmpData;
bool bootlogoFound = false;
// Check if user set custom logo path at the boot entry.
if (bootlogoCustomEntry)
bitmap = (u8 *)sd_file_read(bootlogoCustomEntry, &fsize);
// Custom entry bootlogo not found, trying default custom one.
if (!bitmap)
bitmap = (u8 *)sd_file_read("bootloader/bootlogo.bmp", &fsize);
if (bitmap)
{
// Get values manually to avoid unaligned access.
bmpData.size = bitmap[2] | bitmap[3] << 8 |
bitmap[4] << 16 | bitmap[5] << 24;
bmpData.offset = bitmap[10] | bitmap[11] << 8 |
bitmap[12] << 16 | bitmap[13] << 24;
bmpData.size_x = bitmap[18] | bitmap[19] << 8 |
bitmap[20] << 16 | bitmap[21] << 24;
bmpData.size_y = bitmap[22] | bitmap[23] << 8 |
bitmap[24] << 16 | bitmap[25] << 24;
// Sanity check.
if (bitmap[0] == 'B' &&
bitmap[1] == 'M' &&
bitmap[28] == 32 && // Only 32 bit BMPs allowed.
bmpData.size_x <= 720 &&
bmpData.size_y <= 1280)
{
if (bmpData.size <= fsize && ((bmpData.size - bmpData.offset) < SZ_4M))
{
// Avoid unaligned access from BM 2-byte MAGIC and remove header.
logo_buf = (u8 *)malloc(SZ_4M);
memcpy(logo_buf, bitmap + bmpData.offset, bmpData.size - bmpData.offset);
free(bitmap);
// Center logo if res < 720x1280.
bmpData.pos_x = (720 - bmpData.size_x) >> 1;
bmpData.pos_y = (1280 - bmpData.size_y) >> 1;
// Get background color from 1st pixel.
if (bmpData.size_x < 720 || bmpData.size_y < 1280)
gfx_clear_color(*(u32 *)logo_buf);
bootlogoFound = true;
}
}
else
free(bitmap);
}
// Clamp value to default if it exceeds 20s to protect against corruption.
if (boot_wait > 20)
boot_wait = 3;
// Render boot logo.
if (bootlogoFound)
{
gfx_render_bmp_argb((u32 *)logo_buf, bmpData.size_x, bmpData.size_y,
bmpData.pos_x, bmpData.pos_y);
free(logo_buf);
// Do animated waiting before booting. If VOL- is pressed go into bootloader menu.
if (render_ticker(boot_wait, h_cfg.backlight, h_cfg.noticker))
goto out;
}
else
{
// Do animated waiting before booting. If VOL- is pressed go into bootloader menu.
if (render_ticker_logo(boot_wait, h_cfg.backlight))
goto out;
}
}
if (b_cfg.boot_cfg & BOOT_CFG_FROM_LAUNCH)
display_backlight_brightness(h_cfg.backlight, 0);
else if (btn_read_vol() == BTN_VOL_DOWN) // 0s bootwait VOL- check.
goto out;
if (special_path)
{
// Try to launch Payload or L4T.
if (special_path != (char *)-1)
_launch_payload(special_path, false, false);
else
launch_l4t(cfg_sec, h_cfg.autoboot, h_cfg.autoboot_list, h_cfg.t210b01);
goto error;
}
else
{
if (b_cfg.boot_cfg & BOOT_CFG_TO_EMUMMC)