Remove the TWL dev launcher patch as it became unnecessary
This commit is contained in:
Aurora
parent
a2bca96d47
commit
bd992fca15
9
Makefile
9
Makefile
@ -33,8 +33,8 @@ objects = $(patsubst $(dir_source)/%.s, $(dir_build)/%.o, \
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$(patsubst $(dir_source)/%.c, $(dir_build)/%.o, \
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$(call rwildcard, $(dir_source), *.s *.c)))
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bundled = $(dir_build)/rebootpatch.h $(dir_build)/emunandpatch.h $(dir_build)/svcGetCFWInfopatch.h $(dir_build)/twl_k11modulespatch.h \
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$(dir_build)/injector.h $(dir_build)/loader.h
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bundled = $(dir_build)/rebootpatch.h $(dir_build)/emunandpatch.h $(dir_build)/svcGetCFWInfopatch.h $(dir_build)/injector.h \
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$(dir_build)/loader.h
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.PHONY: all
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all: launcher a9lh ninjhax
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@ -98,11 +98,6 @@ $(dir_build)/svcGetCFWInfopatch.h: $(dir_patches)/svcGetCFWInfo.s
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@armips $<
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@bin2c -o $@ -n svcGetCFWInfo $(@D)/svcGetCFWInfo.bin
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$(dir_build)/twl_k11modulespatch.h: $(dir_patches)/twl_k11modules.s
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@mkdir -p "$(@D)"
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@armips $<
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@bin2c -o $@ -n twl_k11modules $(@D)/twl_k11modules.bin
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$(dir_build)/injector.h: $(dir_injector)/Makefile
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@mkdir -p "$(@D)"
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@$(MAKE) -C $(dir_injector)
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@ -142,12 +142,12 @@ static void loadTitleCodeSection(u64 progId, u8 *code, u32 size)
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if(R_SUCCEEDED(ret))
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{
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u64 fileSize, total;
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u64 fileSize;
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ret = IFile_GetSize(&file, &fileSize);
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if(R_SUCCEEDED(ret) && fileSize <= size)
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{
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u64 total;
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ret = IFile_Read(&file, &total, code, fileSize);
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IFile_Close(&file);
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}
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@ -1,146 +0,0 @@
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;
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; This file is part of Luma3DS
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; Copyright (C) 2016 Aurora Wright, TuxSH
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for 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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; Additional Terms 7.b of GPLv3 applies to this file: Requiring preservation of specified
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; reasonable legal notices or author attributions in that material or in the Appropriate Legal
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; Notices displayed by works containing it.
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;
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.arm.little
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.create "build/twl_k11modules.bin", 0
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.align 4
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.arm
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patch:
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; r4: Pointer to a pointer to the exheader of the current NCCH
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; sp + 0xb0 - 0xa4: Pointer to the memory location where the NCCH text was loaded
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add r3, sp, #(0xb0 - 0xa4)
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add r1, sp, #(0xb0 - 0xac)
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push {r0-r11, lr}
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ldr r9, [r3] ; load the address of the code section
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ldr r8, [r4] ; load the address of the exheader
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ldr r7, [r8, #0x200] ; low titleID
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ldr r6, =#0x000001ff
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cmp r7, r6
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bne end
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ldr r7, [launcher] ; offset of the dev launcher (will be replaced later)
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add r7, r9
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adr r5, patchesStart
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add r6, r5, #(patchesEnd - patchesStart)
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patchLoop:
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ldrh r0, [r5, #4]
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cmp r0, #0
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moveq r4, r9
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movne r4, r7
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ldrh r2, [r5, #6]
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add r1, r5, #8
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ldr r0, [r5]
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add r0, r4
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blx memcmp
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cmp r0, #0
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bne skipPatch
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ldrh r2, [r5, #6]
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add r1, r5, #0x08
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add r1, r2
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ldr r0, [r5]
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add r0, r4
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blx memcpy
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skipPatch:
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ldrh r0, [r5, #6]
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add r5, r5, #0x08
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add r5, r0,lsl#1
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cmp r5, r6
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blo patchLoop
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end:
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pop {r0-r11, pc}
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launcher: .ascii "LAUN"
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.align 2
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.thumb
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memcmp:
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push {r4-r7, lr}
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mov r4, #0
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cmp_loop:
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cmp r4, r2
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bhs cmp_loop_end
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ldrb r6, [r0, r4]
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ldrb r7, [r1, r4]
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add r4, #1
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sub r6, r7
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cmp r6, #0
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beq cmp_loop
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cmp_loop_end:
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mov r0, r6
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pop {r4-r7, pc}
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memcpy:
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push {r4-r5, lr}
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mov r4, #0
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copy_loop:
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cmp r4, r2
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bhs copy_loop_end
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ldrb r5, [r1, r4]
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strb r5, [r0, r4]
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add r4, #1
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b copy_loop
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copy_loop_end:
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pop {r4-r5, pc}
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.align 4
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; Available space for patches: 152 bytes on N3DS, 666 on O3DS
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patchesStart:
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; SCFG_EXT bit31 patches, based on https://github.com/ahezard/twl_firm_patcher (credits where they're due)
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.word 0x07368 ; offset
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.halfword 1 ; type (0: relative to the start of TwlBg's code; 1: relative to the start of the dev SRL launcher)
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.halfword 4 ; size (must be a multiple of 4)
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.byte 0x94, 0x09, 0xfc, 0xed ; expected data (decrypted = 0x08, 0x60, 0x87, 0x05)
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.byte 0x24, 0x09, 0xbc, 0xe9 ; patched data (decrypted = 0xb8, 0x60, 0xc7, 0x01)
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.word 0xa5888
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.halfword 1
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.halfword 8
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.byte 0x83, 0x30, 0x2e, 0xa4, 0xb0, 0xe2, 0xc2, 0xd6 ; (decrypted = 0x02, 0x01, 0x1a, 0xe3, 0x08, 0x60, 0x87, 0x05)
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.byte 0x83, 0x50, 0xf2, 0xa4, 0xb0, 0xe2, 0xc2, 0xd6 ; (decrypted = 0x02, 0x61, 0xc6, 0xe3, 0x08, 0x60, 0x87, 0xe5)
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patchesEnd:
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.pool
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.close
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@ -79,7 +79,6 @@ void configMenu(bool oldPinStatus)
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"( ) Use second EmuNAND as default",
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"( ) Enable region/language emu. and ext. .code",
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"( ) Show current NAND in System Settings",
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"( ) Enable experimental TwlBg patches",
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"( ) Show GBA boot screen in patched AGB_FIRM",
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"( ) Display splash screen before payloads",
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"( ) Use a PIN" };
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@ -231,7 +230,7 @@ void configMenu(bool oldPinStatus)
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for(u32 i = 0; i < singleOptionsAmount; i++)
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configData.config |= (singleOptions[i].enabled ? 1 : 0) << (i + 16);
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if(CONFIG(8)) newPin(oldPinStatus);
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if(CONFIG(7)) newPin(oldPinStatus);
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else if(oldPinStatus) fileDelete("/luma/pin.bin");
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//Wait for the pressed buttons to change
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@ -88,15 +88,15 @@ void main(void)
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}
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else
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{
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//Get pressed buttons
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u32 pressed = HID_PAD;
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isFirmlaunch = false;
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firmType = NATIVE_FIRM;
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//Determine if booting with A9LH
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isA9lh = !PDN_SPI_CNT;
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//Get pressed buttons
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u32 pressed = HID_PAD;
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//Save old options and begin saving the new boot configuration
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configTemp = (configData.config & 0xFFFFFFC0) | ((u32)isA9lh << 3);
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@ -127,7 +127,7 @@ void main(void)
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//Boot options aren't being forced
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if(needConfig != DONT_CONFIGURE)
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{
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bool pinExists = CONFIG(8) && verifyPin();
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bool pinExists = CONFIG(7) && verifyPin();
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//If no configuration file exists or SELECT is held, load configuration menu
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bool shouldLoadConfigMenu = needConfig == CREATE_CONFIGURATION || ((pressed & BUTTON_SELECT) && !(pressed & BUTTON_L1));
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@ -157,7 +157,7 @@ void main(void)
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}
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else
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{
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if(CONFIG(7) && loadSplash()) pressed = HID_PAD;
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if(CONFIG(6) && loadSplash()) pressed = HID_PAD;
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/* If L and R/A/Select or one of the single payload buttons are pressed,
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chainload an external payload */
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@ -165,7 +165,7 @@ void main(void)
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if(shouldLoadPayload) loadPayload(pressed);
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if(!CONFIG(7)) loadSplash();
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if(!CONFIG(6)) loadSplash();
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//Determine if the user chose to use the SysNAND FIRM as default for a R boot
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bool useSysAsDefault = isA9lh ? CONFIG(1) : false;
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@ -328,8 +328,6 @@ static inline void patchLegacyFirm(FirmwareType firmType)
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}
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applyLegacyFirmPatches((u8 *)firm, firmType);
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if(firmType == TWL_FIRM && CONFIG(5)) patchTwlBg((u8 *)firm + section[1].offset);
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}
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static inline void patch1x2xNativeAndSafeFirm(void)
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@ -25,7 +25,6 @@
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#include "config.h"
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#include "../build/rebootpatch.h"
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#include "../build/svcGetCFWInfopatch.h"
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#include "../build/twl_k11modulespatch.h"
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u8 *getProcess9(u8 *pos, u32 size, u32 *process9Size, u32 *process9MemAddr)
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{
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@ -190,7 +189,7 @@ void applyLegacyFirmPatches(u8 *pos, FirmwareType firmType)
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/* Calculate the amount of patches to apply. Only count the boot screen patch for AGB_FIRM
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if the matching option was enabled (keep it as last) */
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u32 numPatches = firmType == TWL_FIRM ? (sizeof(twlPatches) / sizeof(patchData)) :
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(sizeof(agbPatches) / sizeof(patchData) - !CONFIG(6));
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(sizeof(agbPatches) / sizeof(patchData) - !CONFIG(5));
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const patchData *patches = firmType == TWL_FIRM ? twlPatches : agbPatches;
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//Patch
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@ -208,24 +207,4 @@ void applyLegacyFirmPatches(u8 *pos, FirmwareType firmType)
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break;
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}
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}
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}
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void patchTwlBg(u8 *pos)
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{
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u8 *dst = pos + (isN3DS ? 0xFEA4 : 0xFCA0);
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memcpy(dst, twl_k11modules, twl_k11modules_size); //Install K11 hook
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u32 *off = (u32 *)memsearch(dst, "LAUN", twl_k11modules_size, 4);
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*off = isN3DS ? 0xCDE88 : 0xCD5F8; //Dev SRL launcher offset
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u16 *src1 = (u16 *)(pos + (isN3DS ? 0xE38 : 0xE3C)),
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*src2 = (u16 *)(pos + (isN3DS ? 0xE54 : 0xE58));
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//Construct BLX instructions:
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src1[0] = 0xF000 | ((((u32)dst - (u32)src1 - 4) & (0xFFF << 11)) >> 12);
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src1[1] = 0xE800 | ((((u32)dst - (u32)src1 - 4) & 0xFFF) >> 1);
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src2[0] = 0xF000 | ((((u32)dst - (u32)src2 - 4) & (0xFFF << 11)) >> 12);
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src2[1] = 0xE800 | ((((u32)dst - (u32)src2 - 4) & 0xFFF) >> 1);
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}
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@ -58,5 +58,4 @@ void patchFirmWrites(u8 *pos, u32 size);
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void patchOldFirmWrites(u8 *pos, u32 size);
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void reimplementSvcBackdoor(u8 *pos, u32 *arm11SvcTable, u8 **freeK11Space);
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void implementSvcGetCFWInfo(u8 *pos, u32 *arm11SvcTable, u8 **freeK11Space);
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void applyLegacyFirmPatches(u8 *pos, FirmwareType firmType);
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void patchTwlBg(u8 *pos);
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void applyLegacyFirmPatches(u8 *pos, FirmwareType firmType);
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