mirror of
https://github.com/fail0verflow/mini.git
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125 lines
2.9 KiB
C
125 lines
2.9 KiB
C
/*
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mini - a Free Software replacement for the Nintendo/BroadOn IOS.
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Copyright (C) 2008, 2009 Haxx Enterprises <bushing@gmail.com>
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Copyright (C) 2008, 2009 Sven Peter <svenpeter@gmail.com>
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Copyright (C) 2008, 2009 Hector Martin "marcan" <marcan@marcansoft.com>
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Copyright (C) 2009 Andre Heider "dhewg" <dhewg@wiibrew.org>
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Copyright (C) 2009 John Kelley <wiidev@kelley.ca>
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# This code is licensed to you under the terms of the GNU GPL, version 2;
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# see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
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*/
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#include "types.h"
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#include "utils.h"
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#include "start.h"
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#include "hollywood.h"
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#include "sdhc.h"
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#include "string.h"
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#include "memory.h"
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#include "gecko.h"
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#include "ff.h"
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#include "panic.h"
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#include "powerpc_elf.h"
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#include "irq.h"
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#include "ipc.h"
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#include "exception.h"
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#include "crypto.h"
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#include "nand.h"
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#include "boot2.h"
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#include "git_version.h"
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#define PPC_BOOT_FILE "/bootmii/ppcboot.elf"
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FATFS fatfs;
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u32 _main(void *base)
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{
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FRESULT fres;
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int res;
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u32 vector;
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(void)base;
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gecko_init();
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gecko_printf("mini %s loading\n", git_version);
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gecko_printf("Initializing exceptions...\n");
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exception_initialize();
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gecko_printf("Configuring caches and MMU...\n");
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mem_initialize();
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gecko_printf("IOSflags: %08x %08x %08x\n",
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read32(0xffffff00), read32(0xffffff04), read32(0xffffff08));
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gecko_printf(" %08x %08x %08x\n",
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read32(0xffffff0c), read32(0xffffff10), read32(0xffffff14));
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irq_initialize();
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irq_enable(IRQ_TIMER);
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// irq_enable(IRQ_GPIO1B);
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irq_enable(IRQ_GPIO1);
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irq_enable(IRQ_RESET);
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gecko_timer_initialize();
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gecko_printf("Interrupts initialized\n");
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crypto_initialize();
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gecko_printf("crypto support initialized\n");
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nand_initialize();
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gecko_printf("NAND initialized.\n");
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boot2_init();
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gecko_printf("Initializing IPC...\n");
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ipc_initialize();
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if (read32(0x0d800190) & 2) {
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gecko_printf("GameCube compatibility mode detected...\n");
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vector = boot2_run(1, 0x101);
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goto shutdown;
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}
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if (read32(0x3130) == 0xFFFFFFFF) {
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gecko_printf("GameCube shutdown detected, bypassing.\n");
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vector = boot2_run(1,2);
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goto shutdown;
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}
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gecko_printf("Initializing SDHC...\n");
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sdhc_init();
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gecko_printf("Mounting SD...\n");
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fres = f_mount(0, &fatfs);
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if(fres != FR_OK) {
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gecko_printf("Error %d while trying to mount SD\n", fres);
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panic2(0, PANIC_MOUNT);
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}
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gecko_printf("Trying to boot:" PPC_BOOT_FILE "\n");
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res = powerpc_boot_file(PPC_BOOT_FILE);
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if(res < 0) {
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gecko_printf("Failed to boot PPC: %d\n", res);
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gecko_printf("booting system menu\n");
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vector = boot2_run(1,2);
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goto shutdown;
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}
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gecko_printf("Going into IPC mainloop...\n");
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vector = ipc_process_slow();
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gecko_printf("IPC mainloop done!\n");
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gecko_printf("Shutting down IPC...\n");
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ipc_shutdown();
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shutdown:
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gecko_printf("Shutting down interrupts...\n");
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irq_shutdown();
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gecko_printf("Shutting down caches and MMU...\n");
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mem_shutdown();
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gecko_printf("Vectoring to 0x%08x...\n", vector);
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return vector;
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}
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