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sept-s: splash! (thanks @CtCaer, @balika011)

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This commit is contained in:
Michael Scire 2019-02-20 15:05:25 -08:00
parent d20cd73523
commit 37eb3315b6
3 changed files with 83 additions and 5 deletions
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17
sept/sept-secondary/src/main.c
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@ -26,6 +26,7 @@
#include "timers.h"
#include "fs_utils.h"
#include "stage2.h"
#include "splash.h"
#include "chainloader.h"
#include "sdmmc/sdmmc.h"
#include "lib/fatfs/ff.h"
@ -118,6 +119,14 @@ static void setup_env(void) {
/* Turn on the backlight after initializing the lfb */
/* to avoid flickering. */
display_backlight(true);
/* Set display background color. */
for (size_t i = 0; i < 1280 * 768 * 4; i += 4) {
MAKE_REG32((uintptr_t)g_framebuffer + i) = 0xFF37394C;
}
/* Draw splash. */
draw_splash((volatile uint32_t *)g_framebuffer);
/* Set up the exception handlers. */
setup_exception_handlers();
@ -143,7 +152,7 @@ int main(void) {
const char *stage2_path;
stage2_args_t *stage2_args;
uint32_t stage2_version = 0;
ScreenLogLevel log_level = SCREEN_LOG_LEVEL_MANDATORY;
ScreenLogLevel log_level = SCREEN_LOG_LEVEL_NONE;
/* Extract keys from the security engine, which TSEC FW locked down. */
exfiltrate_keys_and_reboot_if_needed();
@ -153,10 +162,7 @@ int main(void) {
/* Initialize the display, console, etc. */
setup_env();
/* Say hello. */
print(SCREEN_LOG_LEVEL_MANDATORY, "Welcome to Atmosph\xe8re sept-secondary!\n");
/* Derive keys. */
derive_7x_keys(g_tsec_key, g_tsec_root_key);
@ -173,6 +179,7 @@ int main(void) {
load_stage2();
/* Setup argument data. */
log_level = SCREEN_LOG_LEVEL_MANDATORY;
stage2_path = stage2_get_program_path();
strcpy(g_chainloader_arg_data, stage2_path);
stage2_args = (stage2_args_t *)(g_chainloader_arg_data + strlen(stage2_path) + 1); /* May be unaligned. */

48
sept/sept-secondary/src/splash.c Normal file
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23
sept/sept-secondary/src/splash.h Normal file
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@ -0,0 +1,23 @@
/*
* Copyright (c) 2018 naehrwert
* Copyright (c) 2018 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/>.
*/
#ifndef SEPT_SPLASH_H
#define SEPT_SPLASH_H
void draw_splash(volatile uint32_t *fb);
#endif