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fusee: Complete re-write of the hardware initialization code:

Browse source 
- Updated code to match hekate's;
- Improved nxboot (now boots firmwares 2.x successfully);
- Temporarily disabled built-in boot system module support;
- Fixed multiple bugs.
This commit is contained in:
hexkyz 2018-08-18 17:59:33 +01:00
parent d9f83ce368
commit 320ec38be1
150 changed files with 12667 additions and 9359 deletions
Download patch file Download diff file Expand all files Collapse all files

106
fusee/fusee-secondary/src/nxboot.c
View file

@ -6,6 +6,13 @@
#include "utils.h"
#include "fs_utils.h"
#include "nxboot.h"
#include "nxfs.h"
#include "di.h"
#include "mc.h"
#include "se.h"
#include "cluster.h"
#include "flow.h"
#include "timers.h"
#include "key_derivation.h"
#include "package1.h"
#include "package2.h"
@ -14,7 +21,6 @@
#include "exocfg.h"
#include "display/video_fb.h"
#include "lib/ini.h"
#include "hwinit/t210.h"
#define u8 uint8_t
#define u32 uint32_t
@ -22,8 +28,6 @@
#undef u8
#undef u32
#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) {
@ -58,6 +62,7 @@ static void nxboot_configure_exosphere(void) {
/* This is the main function responsible for booting Horizon. */
static nx_keyblob_t __attribute__((aligned(16))) g_keyblobs[32];
void nxboot_main(void) {
volatile tegra_se_t *se = se_get_regs();
loader_ctx_t *loader_ctx = get_loader_ctx();
/* void *bootconfig; */
package2_header_t *package2;
@ -74,7 +79,6 @@ void nxboot_main(void) {
FILE *boot0, *pk2file;
void *exosphere_memaddr;
/* TODO: How should we deal with bootconfig? */
package2 = memalign(4096, PACKAGE2_SIZE_MAX);
if (package2 == NULL) {
fatal_error("nxboot: out of memory!\n");
@ -185,10 +189,12 @@ void nxboot_main(void) {
}
printf("Rebuilding package2...\n");
/* Patch package2, adding Thermosphère + custom KIPs. */
package2_rebuild_and_copy(package2, MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware);
printf(u8"Reading Exosphère...\n");
/* Copy Exosphère to a good location (or read it directly to it.) */
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware <= EXOSPHERE_TARGET_FIRMWARE_400) {
exosphere_memaddr = (void *)0x40020000;
@ -211,26 +217,7 @@ void nxboot_main(void) {
} else {
memcpy(exosphere_memaddr, exosphere_bin, exosphere_bin_size);
}
/* Boot up Exosphère. */
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;
}
printf("Powering on the CCPLEX...\n");
cluster_enable_cpu0((uint64_t)(uintptr_t)exosphere_memaddr, 1);
while (MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE == 0) {
/* Wait for Exosphere to wake up. */
}
printf(u8"Exopshère is responding!\n");
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;
}
/* Clean up. */
free(package1loader);
if (loader_ctx->tsecfw_path[0] != '\0') {
@ -240,12 +227,79 @@ void nxboot_main(void) {
free(warmboot_fw);
}
free(package2);
/* Unmount everything. */
nxfs_unmount_all();
/* Clear used keyslots. */
clear_aes_keyslot(KEYSLOT_SWITCH_PACKAGE2KEY);
clear_aes_keyslot(KEYSLOT_SWITCH_RNGKEY);
/* Lock keyslots. */
set_aes_keyslot_flags(KEYSLOT_SWITCH_MASTERKEY, 0xFF);
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware < EXOSPHERE_TARGET_FIRMWARE_400) {
set_aes_keyslot_flags(KEYSLOT_SWITCH_DEVICEKEY, 0xFF);
} else {
set_aes_keyslot_flags(KEYSLOT_SWITCH_4XOLDDEVICEKEY, 0xFF);
}
/* TODO: Handle bootconfig. */
memset((void *)0x4003D000, 0, 0x3000);
/* Finalize the GPU UCODE carveout. */
mc_config_carveout_finalize();
/* Lock AES keyslots. */
for (uint32_t i = 0; i < 16; i++)
set_aes_keyslot_flags(i, 0x15);
/* Lock RSA keyslots. */
for (uint32_t i = 0; i < 2; i++)
set_rsa_keyslot_flags(i, 1);
/* Lock the Security Engine. */
se->_0x4 = 0;
se->AES_KEY_READ_DISABLE_REG = 0;
se->RSA_KEY_READ_DISABLE_REG = 0;
se->_0x0 &= 0xFFFFFFFB;
/* Boot up Exosphère. */
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;
}
printf("Powering on the CCPLEX...\n");
/* Display splash screen. */
display_splash_screen_bmp(loader_ctx->custom_splash_path);
/* Turn off the backlight. */
display_backlight(false);
/* Terminate the display if necessary. */
if (MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware < EXOSPHERE_TARGET_FIRMWARE_400)
display_end();
/* Boot CPU0. */
cluster_boot_cpu0((uint64_t)(uintptr_t)exosphere_memaddr);
/* Wait for Exosphère to wake up. */
while (MAILBOX_NX_BOOTLOADER_IS_SECMON_AWAKE == 0) {
udelay(1);
}
/* Signal Exosphère. */
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;
}
//Halt ourselves in waitevent state.
/* Halt ourselves in waitevent state. */
while (1) {
FLOW_CTLR(0x4) = 0x50000000;
FLOW_CTLR_HALT_COP_EVENTS_0 = 0x50000000;
}
}