mirror of
https://github.com/Decscots/Lockpick_RCM.git
synced 2024-11-22 14:29:18 +01:00
v1.7.1: Heap bugfix, add payload chainloading
This commit is contained in:
parent
fc87643922
commit
aac874f7a3
2
Makefile
2
Makefile
@ -11,7 +11,7 @@ include $(DEVKITARM)/base_rules
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IPL_LOAD_ADDR := 0x40003000
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LPVERSION_MAJOR := 1
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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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193
source/main.c
193
source/main.c
@ -19,6 +19,7 @@
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#include <string.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/gfx.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/nx_emmc.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/util.h"
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@ -129,6 +132,9 @@ int sd_save_to_file(void *buf, u32 size, const char *filename)
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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 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 CBFS_DRAM_EN_ADDR 0x4003e000
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#define CBFS_DRAM_MAGIC 0x4452414D // "DRAM"
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@ -151,6 +157,183 @@ void reloc_patcher(u32 payload_dst, u32 payload_src, u32 payload_size)
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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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void dump_sysnand()
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{
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h_cfg.emummc_force_disable = true;
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@ -171,9 +354,11 @@ 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_HANDLER("Payloads...", launch_tools, COLOR_GREEN),
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MDEF_CAPTION("---------------", COLOR_BLUE),
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MDEF_HANDLER("Reboot (Normal)", reboot_normal, COLOR_VIOLET),
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MDEF_HANDLER("Reboot (RCM)", reboot_rcm, COLOR_RED),
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MDEF_HANDLER("Power off", power_off, COLOR_ORANGE),
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MDEF_END()
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};
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@ -215,6 +400,8 @@ void _get_key_generations(char *sysnand_label, char *emunand_label) {
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extern void pivot_stack(u32 stack_top);
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// todo: chainload to reboot payload or payloads folder option?
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void ipl_main()
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{
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config_hw();
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