rockbox/bootloader/x1000/boot.c
Aidan MacDonald 53a92f0ecc x1000: bootloader: add original firmware boot capability
Adds the ability to boot the OF's player or recovery kernels
from the bootloader. Works on Shanling Q1 but broken on the
FiiO M3K (kernel hang) so leave it disabled for the M3K.

Change-Id: I26b973fba1c22afb906a78865963a96dd2107932
2022-03-24 23:40:07 +00:00

97 lines
2.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2021-2022 Aidan MacDonald
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "x1000bootloader.h"
#include "core_alloc.h"
#include "system.h"
#include "kernel.h"
#include "power.h"
#include "linuxboot.h"
#include "boot-x1000.h"
void boot_rockbox(void)
{
size_t length;
int handle = load_rockbox(BOOTFILE, &length);
if(handle < 0)
return;
gui_shutdown();
x1000_boot_rockbox(core_get_data(handle), length);
}
void shutdown(void)
{
splash(HZ, "Shutting down");
power_off();
while(1);
}
void reboot(void)
{
splash(HZ, "Rebooting");
system_reboot();
while(1);
}
/*
* WARNING: Original firmware can be finicky.
* Be careful when modifying this code.
*/
static __attribute__((unused))
void boot_of_helper(uint32_t addr, uint32_t flash_size, const char* args)
{
struct uimage_header uh;
size_t img_length;
int handle = load_uimage_flash(addr, flash_size, &uh, &img_length);
if(handle < 0)
return;
gui_shutdown();
x1000_dualboot_load_pdma_fw();
x1000_dualboot_cleanup();
x1000_dualboot_init_clocktree();
x1000_dualboot_init_uart2();
x1000_boot_linux(core_get_data(handle), img_length,
(void*)uimage_get_load(&uh),
(void*)uimage_get_ep(&uh), args);
}
void boot_of_player(void)
{
#if defined(OF_PLAYER_ADDR)
boot_of_helper(OF_PLAYER_ADDR, OF_PLAYER_LENGTH, OF_PLAYER_ARGS);
#else
splash(HZ, "Not supported");
#endif
}
void boot_of_recovery(void)
{
#if defined(OF_RECOVERY_ADDR)
boot_of_helper(OF_RECOVERY_ADDR, OF_RECOVERY_LENGTH, OF_RECOVERY_ARGS);
#else
splash(HZ, "Not supported");
#endif
}