mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 09:06:35 +00:00
86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
#include <stdio.h>
|
|
#include "utils.h"
|
|
#include "nxboot.h"
|
|
#include "key_derivation.h"
|
|
#include "package2.h"
|
|
#include "loader.h"
|
|
#include "splash_screen.h"
|
|
#include "exocfg.h"
|
|
#include "display/video_fb.h"
|
|
#include "lib/ini.h"
|
|
#include "hwinit/cluster.h"
|
|
|
|
static int exosphere_ini_handler(void *user, const char *section, const char *name, const char *value) {
|
|
exosphere_config_t *exo_cfg = (exosphere_config_t *)user;
|
|
if (strcmp(section, "exosphere") == 0) {
|
|
if (strcmp(name, EXOSPHERE_TARGETFW_KEY) == 0) {
|
|
sscanf(value, "%d", &exo_cfg->target_firmware);
|
|
} else {
|
|
return 0;
|
|
}
|
|
} else {
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
void nxboot_configure_exosphere(void) {
|
|
exosphere_config_t exo_cfg = {0};
|
|
|
|
exo_cfg.magic = MAGIC_EXOSPHERE_BOOTCONFIG;
|
|
exo_cfg.target_firmware = EXOSPHERE_TARGET_FIRMWARE_MAX;
|
|
|
|
if (ini_parse_string(get_loader_ctx()->bct0, exosphere_ini_handler, &exo_cfg) < 0) {
|
|
printf("Error: Failed to parse BCT.ini!\n");
|
|
generic_panic();
|
|
}
|
|
|
|
if (exo_cfg.target_firmware < EXOSPHERE_TARGET_FIRMWARE_MIN || exo_cfg.target_firmware > EXOSPHERE_TARGET_FIRMWARE_MAX) {
|
|
printf("Error: Invalid Exosphere target firmware!\n");
|
|
generic_panic();
|
|
}
|
|
|
|
*(MAILBOX_EXOSPHERE_CONFIGURATION) = exo_cfg;
|
|
}
|
|
|
|
/* This is the main function responsible for booting Horizon. */
|
|
void nxboot_main(void) {
|
|
loader_ctx_t *loader_ctx = get_loader_ctx();
|
|
|
|
/* TODO: Validate that we're capable of booting. */
|
|
|
|
/* TODO: Initialize Boot Reason. */
|
|
|
|
/* TODO: How should we deal with bootconfig? */
|
|
|
|
/* Setup boot configuration for Exosphere. */
|
|
nxboot_configure_exosphere();
|
|
|
|
/* Derive keydata. */
|
|
derive_nx_keydata(MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware);
|
|
|
|
/* Patch package2, adding thermosphere + custom KIPs. */
|
|
package2_patch((void *)loader_ctx->package2_loadfile.load_address);
|
|
|
|
/* Boot up Exosphere. */
|
|
MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE = 0;
|
|
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware <= EXOSPHERE_TARGET_FIRMWARE_400) {
|
|
MAILBOX_NX_BOOTLOADER_SETUP_STATE = NX_BOOTLOADER_STATE_LOADED_PACKAGE2;
|
|
} else {
|
|
MAILBOX_NX_BOOTLOADER_SETUP_STATE = NX_BOOTLOADER_STATE_LOADED_PACKAGE2_4X;
|
|
}
|
|
cluster_enable_cpu0(loader_ctx->exosphere_loadfile.load_address, 1);
|
|
while (MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE == 0) {
|
|
/* Wait for Exosphere to wake up. */
|
|
}
|
|
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware <= EXOSPHERE_TARGET_FIRMWARE_400) {
|
|
MAILBOX_NX_BOOTLOADER_SETUP_STATE = NX_BOOTLOADER_STATE_FINISHED;
|
|
} else {
|
|
MAILBOX_NX_BOOTLOADER_SETUP_STATE = NX_BOOTLOADER_STATE_FINISHED_4X;
|
|
}
|
|
|
|
/* Display splash screen. */
|
|
display_splash_screen_bmp(loader_ctx->custom_splash_path);
|
|
|
|
/* TODO: Halt ourselves. */
|
|
}
|