262 lines
6.6 KiB
C
262 lines
6.6 KiB
C
/*
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* Copyright (c) 2018 naehrwert
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*
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* Copyright (c) 2018-2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "config/config.h"
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#include "gfx/di.h"
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#include "gfx/gfx.h"
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#include "gfx/tui.h"
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#include "hos/pkg1.h"
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#include "libs/fatfs/ff.h"
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#include "mem/heap.h"
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#include "mem/minerva.h"
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#include "power/max77620.h"
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#include "rtc/max77620-rtc.h"
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#include "soc/bpmp.h"
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#include "soc/hw_init.h"
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#include "storage/emummc.h"
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#include "storage/nx_emmc.h"
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#include "storage/sdmmc.h"
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#include "utils/sprintf.h"
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#include "utils/util.h"
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#include "keys/keys.h"
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sdmmc_t sd_sdmmc;
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sdmmc_storage_t sd_storage;
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__attribute__ ((aligned (16))) FATFS sd_fs;
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static bool sd_mounted;
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hekate_config h_cfg;
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boot_cfg_t __attribute__((section ("._boot_cfg"))) b_cfg;
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bool sd_mount()
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{
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if (sd_mounted)
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return true;
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if (!sdmmc_storage_init_sd(&sd_storage, &sd_sdmmc, SDMMC_1, SDMMC_BUS_WIDTH_4, 11))
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{
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EPRINTF("Failed to init SD card.\nMake sure that it is inserted.\nOr that SD reader is properly seated!");
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}
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else
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{
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int res = 0;
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res = f_mount(&sd_fs, "sd:", 1);
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if (res == FR_OK)
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{
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sd_mounted = 1;
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return true;
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}
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else
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{
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EPRINTFARGS("Failed to mount SD card (FatFS Error %d).\nMake sure that a FAT partition exists..", res);
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}
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}
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return false;
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}
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void sd_unmount()
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{
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if (sd_mounted)
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{
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f_mount(NULL, "sd:", 1);
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sdmmc_storage_end(&sd_storage);
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sd_mounted = false;
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}
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}
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void *sd_file_read(const char *path, u32 *fsize)
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{
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FIL fp;
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if (f_open(&fp, path, FA_READ) != FR_OK)
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return NULL;
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u32 size = f_size(&fp);
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if (fsize)
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*fsize = size;
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void *buf = malloc(size);
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if (f_read(&fp, buf, size, NULL) != FR_OK)
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{
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free(buf);
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f_close(&fp);
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return NULL;
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}
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f_close(&fp);
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return buf;
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}
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int sd_save_to_file(void *buf, u32 size, const char *filename)
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{
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FIL fp;
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u32 res = 0;
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res = f_open(&fp, filename, FA_CREATE_ALWAYS | FA_WRITE);
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if (res)
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{
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EPRINTFARGS("Error (%d) creating file\n%s.\n", res, filename);
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return res;
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}
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f_write(&fp, buf, size, NULL);
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f_close(&fp);
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return 0;
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}
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// This is a safe and unused DRAM region for our payloads.
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#define RELOC_META_OFF 0x7C
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#define PATCHED_RELOC_SZ 0x94
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#define PATCHED_RELOC_STACK 0x40007000
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#define COREBOOT_ADDR (0xD0000000 - 0x100000)
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#define CBFS_DRAM_EN_ADDR 0x4003e000
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#define CBFS_DRAM_MAGIC 0x4452414D // "DRAM"
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void reloc_patcher(u32 payload_dst, u32 payload_src, u32 payload_size)
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{
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memcpy((u8 *)payload_src, (u8 *)IPL_LOAD_ADDR, PATCHED_RELOC_SZ);
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volatile reloc_meta_t *relocator = (reloc_meta_t *)(payload_src + RELOC_META_OFF);
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relocator->start = payload_dst - ALIGN(PATCHED_RELOC_SZ, 0x10);
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relocator->stack = PATCHED_RELOC_STACK;
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relocator->end = payload_dst + payload_size;
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relocator->ep = payload_dst;
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if (payload_size == 0x7000)
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{
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memcpy((u8 *)(payload_src + ALIGN(PATCHED_RELOC_SZ, 0x10)), (u8 *)COREBOOT_ADDR, 0x7000); //Bootblock
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*(vu32 *)CBFS_DRAM_EN_ADDR = CBFS_DRAM_MAGIC;
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}
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}
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void dump_sysnand()
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{
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h_cfg.emummc_force_disable = true;
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b_cfg.extra_cfg &= ~EXTRA_CFG_DUMP_EMUMMC;
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dump_keys();
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}
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void dump_emunand()
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{
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if (h_cfg.emummc_force_disable)
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return;
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emu_cfg.enabled = 1;
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b_cfg.extra_cfg |= EXTRA_CFG_DUMP_EMUMMC;
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dump_keys();
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}
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ment_t ment_top[] = {
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MDEF_HANDLER("Dump from SysNAND | Key generation: unk", dump_sysnand, COLOR_RED),
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MDEF_HANDLER("Dump from EmuNAND | Key generation: unk", dump_emunand, COLOR_ORANGE),
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MDEF_CAPTION("---------------", COLOR_YELLOW),
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MDEF_HANDLER("Reboot (Normal)", reboot_normal, COLOR_GREEN),
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MDEF_HANDLER("Reboot (RCM)", reboot_rcm, COLOR_BLUE),
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MDEF_HANDLER("Power off", power_off, COLOR_VIOLET),
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MDEF_END()
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};
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menu_t menu_top = { ment_top, NULL, 0, 0 };
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void _get_key_generations(char *sysnand_label, char *emunand_label) {
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sdmmc_t sdmmc;
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sdmmc_storage_t storage;
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sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4);
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u8 *pkg1 = (u8 *)malloc(NX_EMMC_BLOCKSIZE);
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sdmmc_storage_set_mmc_partition(&storage, 1);
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sdmmc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
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const pkg1_id_t *pkg1_id = pkg1_identify(pkg1);
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sdmmc_storage_end(&storage);
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if (pkg1_id)
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sprintf(sysnand_label + 36, "% 3d", pkg1_id->kb);
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ment_top[0].caption = sysnand_label;
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if (h_cfg.emummc_force_disable) {
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free(pkg1);
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return;
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}
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emummc_storage_init_mmc(&storage, &sdmmc);
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memset(pkg1, 0, NX_EMMC_BLOCKSIZE);
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emummc_storage_set_mmc_partition(&storage, 1);
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emummc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
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pkg1_id = pkg1_identify(pkg1);
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emummc_storage_end(&storage);
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if (pkg1_id)
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sprintf(emunand_label + 36, "% 3d", pkg1_id->kb);
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free(pkg1);
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ment_top[1].caption = emunand_label;
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}
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#define IPL_STACK_TOP 0x90010000
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#define IPL_HEAP_START 0x90020000
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extern void pivot_stack(u32 stack_top);
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void ipl_main()
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{
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config_hw();
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pivot_stack(IPL_STACK_TOP);
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heap_init(IPL_HEAP_START);
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set_default_configuration();
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sd_mount();
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minerva_init();
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minerva_change_freq(FREQ_1600);
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display_init();
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u32 *fb = display_init_framebuffer();
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gfx_init_ctxt(fb, 720, 1280, 720);
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gfx_con_init();
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display_backlight_pwm_init();
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bpmp_clk_rate_set(BPMP_CLK_SUPER_BOOST);
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h_cfg.emummc_force_disable = emummc_load_cfg();
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if (b_cfg.boot_cfg & BOOT_CFG_SEPT_RUN)
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{
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if (!(b_cfg.extra_cfg & EXTRA_CFG_DUMP_EMUMMC))
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h_cfg.emummc_force_disable = true;
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dump_keys();
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}
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if (h_cfg.emummc_force_disable)
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{
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ment_top[1].type = MENT_CAPTION;
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ment_top[1].color = 0xFF555555;
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ment_top[1].handler = NULL;
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}
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_get_key_generations((char *)ment_top[0].caption, (char *)ment_top[1].caption);
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while (true)
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tui_do_menu(&menu_top);
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while (true)
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bpmp_halt();
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}
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