mirror of
https://github.com/Decscots/Lockpick_RCM
synced 2024-11-15 04:46:33 +00:00
v1.7.1: Heap bugfix, add payload chainloading
This commit is contained in:
shchmue
parent
fc87643922
commit
aac874f7a3
2 changed files with 323 additions and 136 deletions
2
Makefile
2
Makefile
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@ -11,7 +11,7 @@ include $(DEVKITARM)/base_rules
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IPL_LOAD_ADDR := 0x40003000
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IPL_LOAD_ADDR := 0x40003000
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LPVERSION_MAJOR := 1
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LPVERSION_MAJOR := 1
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LPVERSION_MINOR := 7
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LPVERSION_MINOR := 7
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LPVERSION_BUGFX := 0
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LPVERSION_BUGFX := 1
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################################################################################
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################################################################################
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457
source/main.c
457
source/main.c
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@ -19,6 +19,7 @@
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#include <string.h>
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#include <string.h>
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#include "config/config.h"
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#include "config/config.h"
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#include "config/ini.h"
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#include "gfx/di.h"
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#include "gfx/di.h"
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#include "gfx/gfx.h"
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#include "gfx/gfx.h"
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#include "gfx/tui.h"
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#include "gfx/tui.h"
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@ -33,6 +34,8 @@
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#include "storage/emummc.h"
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#include "storage/emummc.h"
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#include "storage/nx_emmc.h"
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#include "storage/nx_emmc.h"
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#include "storage/sdmmc.h"
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#include "storage/sdmmc.h"
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#include "utils/btn.h"
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#include "utils/dirlist.h"
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#include "utils/sprintf.h"
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#include "utils/sprintf.h"
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#include "utils/util.h"
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#include "utils/util.h"
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@ -48,166 +51,348 @@ boot_cfg_t __attribute__((section ("._boot_cfg"))) b_cfg;
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bool sd_mount()
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bool sd_mount()
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{
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{
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if (sd_mounted)
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if (sd_mounted)
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return true;
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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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if (!sdmmc_storage_init_sd(&sd_storage, &sd_sdmmc, SDMMC_1, SDMMC_BUS_WIDTH_4, 11))
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{
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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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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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}
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else
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else
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{
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{
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int res = 0;
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int res = 0;
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res = f_mount(&sd_fs, "sd:", 1);
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res = f_mount(&sd_fs, "sd:", 1);
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if (res == FR_OK)
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if (res == FR_OK)
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{
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{
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sd_mounted = 1;
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sd_mounted = 1;
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return true;
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return true;
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}
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}
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else
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else
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{
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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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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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}
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}
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return false;
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return false;
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}
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}
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void sd_unmount()
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void sd_unmount()
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{
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{
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if (sd_mounted)
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if (sd_mounted)
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{
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{
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f_mount(NULL, "sd:", 1);
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f_mount(NULL, "sd:", 1);
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sdmmc_storage_end(&sd_storage);
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sdmmc_storage_end(&sd_storage);
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sd_mounted = false;
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sd_mounted = false;
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}
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}
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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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void *sd_file_read(const char *path, u32 *fsize)
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{
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{
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FIL fp;
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FIL fp;
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if (f_open(&fp, path, FA_READ) != FR_OK)
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if (f_open(&fp, path, FA_READ) != FR_OK)
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return NULL;
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return NULL;
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u32 size = f_size(&fp);
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u32 size = f_size(&fp);
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if (fsize)
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if (fsize)
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*fsize = size;
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*fsize = size;
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void *buf = malloc(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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if (f_read(&fp, buf, size, NULL) != FR_OK)
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{
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{
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free(buf);
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free(buf);
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f_close(&fp);
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f_close(&fp);
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return NULL;
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return NULL;
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}
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}
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f_close(&fp);
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f_close(&fp);
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return buf;
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return buf;
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}
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}
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int sd_save_to_file(void *buf, u32 size, const char *filename)
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int sd_save_to_file(void *buf, u32 size, const char *filename)
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{
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{
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FIL fp;
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FIL fp;
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u32 res = 0;
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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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res = f_open(&fp, filename, FA_CREATE_ALWAYS | FA_WRITE);
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if (res)
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if (res)
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{
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{
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EPRINTFARGS("Error (%d) creating file\n%s.\n", res, filename);
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EPRINTFARGS("Error (%d) creating file\n%s.\n", res, filename);
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return res;
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return res;
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}
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}
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f_write(&fp, buf, size, NULL);
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f_write(&fp, buf, size, NULL);
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f_close(&fp);
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f_close(&fp);
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return 0;
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return 0;
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}
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}
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// This is a safe and unused DRAM region for our payloads.
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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 RELOC_META_OFF 0x7C
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#define PATCHED_RELOC_SZ 0x94
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#define PATCHED_RELOC_SZ 0x94
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#define PATCHED_RELOC_STACK 0x40007000
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#define PATCHED_RELOC_STACK 0x40007000
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#define PATCHED_RELOC_ENTRY 0x40010000
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#define EXT_PAYLOAD_ADDR 0xC03C0000
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#define RCM_PAYLOAD_ADDR (EXT_PAYLOAD_ADDR + ALIGN(PATCHED_RELOC_SZ, 0x10))
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#define COREBOOT_ADDR (0xD0000000 - 0x100000)
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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_EN_ADDR 0x4003e000
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#define CBFS_DRAM_MAGIC 0x4452414D // "DRAM"
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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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void reloc_patcher(u32 payload_dst, u32 payload_src, u32 payload_size)
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{
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{
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memcpy((u8 *)payload_src, (u8 *)IPL_LOAD_ADDR, PATCHED_RELOC_SZ);
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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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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->start = payload_dst - ALIGN(PATCHED_RELOC_SZ, 0x10);
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relocator->stack = PATCHED_RELOC_STACK;
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relocator->stack = PATCHED_RELOC_STACK;
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relocator->end = payload_dst + payload_size;
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relocator->end = payload_dst + payload_size;
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relocator->ep = payload_dst;
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relocator->ep = payload_dst;
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if (payload_size == 0x7000)
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if (payload_size == 0x7000)
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{
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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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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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*(vu32 *)CBFS_DRAM_EN_ADDR = CBFS_DRAM_MAGIC;
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}
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}
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}
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int launch_payload(char *path)
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{
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gfx_clear_grey(0x1B);
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gfx_con_setpos(0, 0);
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if (!path)
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return 1;
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if (sd_mount())
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{
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FIL fp;
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if (f_open(&fp, path, FA_READ))
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{
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EPRINTFARGS("Payload file is missing!\n(%s)", path);
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sd_unmount();
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return 1;
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}
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// Read and copy the payload to our chosen address
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void *buf;
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u32 size = f_size(&fp);
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if (size < 0x30000)
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buf = (void *)RCM_PAYLOAD_ADDR;
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else
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buf = (void *)COREBOOT_ADDR;
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if (f_read(&fp, buf, size, NULL))
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{
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f_close(&fp);
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sd_unmount();
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return 1;
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}
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f_close(&fp);
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sd_unmount();
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if (size < 0x30000)
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{
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reloc_patcher(PATCHED_RELOC_ENTRY, EXT_PAYLOAD_ADDR, ALIGN(size, 0x10));
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reconfig_hw_workaround(false, byte_swap_32(*(u32 *)(buf + size - sizeof(u32))));
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}
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else
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{
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reloc_patcher(PATCHED_RELOC_ENTRY, EXT_PAYLOAD_ADDR, 0x7000);
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reconfig_hw_workaround(true, 0);
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}
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// Some cards (Sandisk U1), do not like a fast power cycle. Wait min 100ms.
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sdmmc_storage_init_wait_sd();
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void (*ext_payload_ptr)() = (void *)EXT_PAYLOAD_ADDR;
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// Launch our payload.
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(*ext_payload_ptr)();
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}
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return 1;
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}
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void launch_tools()
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{
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u8 max_entries = 61;
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char *filelist = NULL;
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char *file_sec = NULL;
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char *dir = NULL;
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ment_t *ments = (ment_t *)malloc(sizeof(ment_t) * (max_entries + 3));
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gfx_clear_grey(0x1B);
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gfx_con_setpos(0, 0);
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if (sd_mount())
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{
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dir = (char *)malloc(256);
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memcpy(dir, "sd:/bootloader/payloads", 24);
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filelist = dirlist(dir, NULL, false);
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u32 i = 0;
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u32 i_off = 2;
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if (filelist)
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{
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// Build configuration menu.
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u32 color_idx = 0;
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ments[0].type = MENT_BACK;
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ments[0].caption = "Back";
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ments[0].color = colors[(color_idx++) % 6];
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ments[1].type = MENT_CHGLINE;
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ments[1].color = colors[(color_idx++) % 6];
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if (!f_stat("sd:/atmosphere/reboot_payload.bin", NULL))
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{
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ments[i_off].type = INI_CHOICE;
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ments[i_off].caption = "reboot_payload.bin";
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ments[i_off].color = colors[(color_idx++) % 6];
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ments[i_off].data = "sd:/atmosphere/reboot_payload.bin";
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i_off++;
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}
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if (!f_stat("sd:/ReiNX.bin", NULL))
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{
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ments[i_off].type = INI_CHOICE;
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ments[i_off].caption = "ReiNX.bin";
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ments[i_off].color = colors[(color_idx++) % 6];
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ments[i_off].data = "sd:/ReiNX.bin";
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i_off++;
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}
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while (true)
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{
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if (i > max_entries || !filelist[i * 256])
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break;
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ments[i + i_off].type = INI_CHOICE;
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ments[i + i_off].caption = &filelist[i * 256];
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ments[i + i_off].color = colors[(color_idx++) % 6];
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ments[i + i_off].data = &filelist[i * 256];
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i++;
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}
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}
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if (i > 0)
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{
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memset(&ments[i + i_off], 0, sizeof(ment_t));
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menu_t menu = { ments, "Choose a file to launch", 0, 0 };
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file_sec = (char *)tui_do_menu(&menu);
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if (!file_sec)
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{
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free(ments);
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free(dir);
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free(filelist);
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sd_unmount();
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return;
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}
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}
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else
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EPRINTF("No payloads or modules found.");
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free(ments);
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free(filelist);
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}
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else
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{
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free(ments);
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goto out;
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}
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if (file_sec)
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{
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if (memcmp("sd:/", file_sec, 4)) {
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memcpy(dir + strlen(dir), "/", 2);
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memcpy(dir + strlen(dir), file_sec, strlen(file_sec) + 1);
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}
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else
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memcpy(dir, file_sec, strlen(file_sec) + 1);
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if (launch_payload(dir))
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{
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EPRINTF("Failed to launch payload.");
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free(dir);
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}
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}
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out:
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sd_unmount();
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free(dir);
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btn_wait();
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}
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}
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void dump_sysnand()
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void dump_sysnand()
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{
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{
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h_cfg.emummc_force_disable = true;
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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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b_cfg.extra_cfg &= ~EXTRA_CFG_DUMP_EMUMMC;
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dump_keys();
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dump_keys();
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}
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}
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void dump_emunand()
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void dump_emunand()
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{
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{
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if (h_cfg.emummc_force_disable)
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if (h_cfg.emummc_force_disable)
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return;
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return;
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emu_cfg.enabled = 1;
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emu_cfg.enabled = 1;
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b_cfg.extra_cfg |= EXTRA_CFG_DUMP_EMUMMC;
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b_cfg.extra_cfg |= EXTRA_CFG_DUMP_EMUMMC;
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dump_keys();
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dump_keys();
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}
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}
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ment_t ment_top[] = {
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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 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_HANDLER("Dump from EmuNAND | Key generation: unk", dump_emunand, COLOR_ORANGE),
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MDEF_CAPTION("---------------", COLOR_YELLOW),
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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("Payloads...", launch_tools, COLOR_GREEN),
|
||||||
MDEF_HANDLER("Reboot (RCM)", reboot_rcm, COLOR_BLUE),
|
MDEF_CAPTION("---------------", COLOR_BLUE),
|
||||||
MDEF_HANDLER("Power off", power_off, COLOR_VIOLET),
|
MDEF_HANDLER("Reboot (Normal)", reboot_normal, COLOR_VIOLET),
|
||||||
MDEF_END()
|
MDEF_HANDLER("Reboot (RCM)", reboot_rcm, COLOR_RED),
|
||||||
|
MDEF_HANDLER("Power off", power_off, COLOR_ORANGE),
|
||||||
|
MDEF_END()
|
||||||
};
|
};
|
||||||
|
|
||||||
menu_t menu_top = { ment_top, NULL, 0, 0 };
|
menu_t menu_top = { ment_top, NULL, 0, 0 };
|
||||||
|
|
||||||
void _get_key_generations(char *sysnand_label, char *emunand_label) {
|
void _get_key_generations(char *sysnand_label, char *emunand_label) {
|
||||||
sdmmc_t sdmmc;
|
sdmmc_t sdmmc;
|
||||||
sdmmc_storage_t storage;
|
sdmmc_storage_t storage;
|
||||||
sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4);
|
sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4);
|
||||||
u8 *pkg1 = (u8 *)malloc(NX_EMMC_BLOCKSIZE);
|
u8 *pkg1 = (u8 *)malloc(NX_EMMC_BLOCKSIZE);
|
||||||
sdmmc_storage_set_mmc_partition(&storage, 1);
|
sdmmc_storage_set_mmc_partition(&storage, 1);
|
||||||
sdmmc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
|
sdmmc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
|
||||||
const pkg1_id_t *pkg1_id = pkg1_identify(pkg1);
|
const pkg1_id_t *pkg1_id = pkg1_identify(pkg1);
|
||||||
sdmmc_storage_end(&storage);
|
sdmmc_storage_end(&storage);
|
||||||
|
|
||||||
if (pkg1_id)
|
if (pkg1_id)
|
||||||
sprintf(sysnand_label + 36, "% 3d", pkg1_id->kb);
|
sprintf(sysnand_label + 36, "% 3d", pkg1_id->kb);
|
||||||
ment_top[0].caption = sysnand_label;
|
ment_top[0].caption = sysnand_label;
|
||||||
if (h_cfg.emummc_force_disable) {
|
if (h_cfg.emummc_force_disable) {
|
||||||
free(pkg1);
|
free(pkg1);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
emummc_storage_init_mmc(&storage, &sdmmc);
|
emummc_storage_init_mmc(&storage, &sdmmc);
|
||||||
memset(pkg1, 0, NX_EMMC_BLOCKSIZE);
|
memset(pkg1, 0, NX_EMMC_BLOCKSIZE);
|
||||||
emummc_storage_set_mmc_partition(&storage, 1);
|
emummc_storage_set_mmc_partition(&storage, 1);
|
||||||
emummc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
|
emummc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 1, pkg1);
|
||||||
pkg1_id = pkg1_identify(pkg1);
|
pkg1_id = pkg1_identify(pkg1);
|
||||||
emummc_storage_end(&storage);
|
emummc_storage_end(&storage);
|
||||||
|
|
||||||
if (pkg1_id)
|
if (pkg1_id)
|
||||||
sprintf(emunand_label + 36, "% 3d", pkg1_id->kb);
|
sprintf(emunand_label + 36, "% 3d", pkg1_id->kb);
|
||||||
free(pkg1);
|
free(pkg1);
|
||||||
ment_top[1].caption = emunand_label;
|
ment_top[1].caption = emunand_label;
|
||||||
}
|
}
|
||||||
|
|
||||||
#define IPL_STACK_TOP 0x90010000
|
#define IPL_STACK_TOP 0x90010000
|
||||||
|
|
@ -215,47 +400,49 @@ void _get_key_generations(char *sysnand_label, char *emunand_label) {
|
||||||
|
|
||||||
extern void pivot_stack(u32 stack_top);
|
extern void pivot_stack(u32 stack_top);
|
||||||
|
|
||||||
|
// todo: chainload to reboot payload or payloads folder option?
|
||||||
|
|
||||||
void ipl_main()
|
void ipl_main()
|
||||||
{
|
{
|
||||||
config_hw();
|
config_hw();
|
||||||
pivot_stack(IPL_STACK_TOP);
|
pivot_stack(IPL_STACK_TOP);
|
||||||
heap_init(IPL_HEAP_START);
|
heap_init(IPL_HEAP_START);
|
||||||
|
|
||||||
set_default_configuration();
|
set_default_configuration();
|
||||||
|
|
||||||
sd_mount();
|
sd_mount();
|
||||||
minerva_init();
|
minerva_init();
|
||||||
minerva_change_freq(FREQ_1600);
|
minerva_change_freq(FREQ_1600);
|
||||||
|
|
||||||
display_init();
|
display_init();
|
||||||
u32 *fb = display_init_framebuffer();
|
u32 *fb = display_init_framebuffer();
|
||||||
gfx_init_ctxt(fb, 720, 1280, 720);
|
gfx_init_ctxt(fb, 720, 1280, 720);
|
||||||
gfx_con_init();
|
gfx_con_init();
|
||||||
display_backlight_pwm_init();
|
display_backlight_pwm_init();
|
||||||
|
|
||||||
bpmp_clk_rate_set(BPMP_CLK_SUPER_BOOST);
|
bpmp_clk_rate_set(BPMP_CLK_SUPER_BOOST);
|
||||||
|
|
||||||
h_cfg.emummc_force_disable = emummc_load_cfg();
|
h_cfg.emummc_force_disable = emummc_load_cfg();
|
||||||
|
|
||||||
if (b_cfg.boot_cfg & BOOT_CFG_SEPT_RUN)
|
if (b_cfg.boot_cfg & BOOT_CFG_SEPT_RUN)
|
||||||
{
|
{
|
||||||
if (!(b_cfg.extra_cfg & EXTRA_CFG_DUMP_EMUMMC))
|
if (!(b_cfg.extra_cfg & EXTRA_CFG_DUMP_EMUMMC))
|
||||||
h_cfg.emummc_force_disable = true;
|
h_cfg.emummc_force_disable = true;
|
||||||
dump_keys();
|
dump_keys();
|
||||||
}
|
}
|
||||||
|
|
||||||
if (h_cfg.emummc_force_disable)
|
if (h_cfg.emummc_force_disable)
|
||||||
{
|
{
|
||||||
ment_top[1].type = MENT_CAPTION;
|
ment_top[1].type = MENT_CAPTION;
|
||||||
ment_top[1].color = 0xFF555555;
|
ment_top[1].color = 0xFF555555;
|
||||||
ment_top[1].handler = NULL;
|
ment_top[1].handler = NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
_get_key_generations((char *)ment_top[0].caption, (char *)ment_top[1].caption);
|
_get_key_generations((char *)ment_top[0].caption, (char *)ment_top[1].caption);
|
||||||
|
|
||||||
while (true)
|
while (true)
|
||||||
tui_do_menu(&menu_top);
|
tui_do_menu(&menu_top);
|
||||||
|
|
||||||
while (true)
|
while (true)
|
||||||
bpmp_halt();
|
bpmp_halt();
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue