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git subrepo pull emummc

Browse Source 
subrepo:
  subdir:   "emummc"
  merged:   "5f5817e6"
upstream:
  origin:   "https://github.com/m4xw/emuMMC"
  branch:   "develop"
  commit:   "5f5817e6"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"
This commit is contained in:
Michael Scire 2019-09-12 02:03:03 -07:00 committed by SciresM
parent 93d83c5bb9
commit a18a6e87df
8 changed files with 189 additions and 5 deletions
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4
emummc/.gitrepo
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@ -6,7 +6,7 @@
[subrepo]
remote = https://github.com/m4xw/emuMMC
branch = develop
commit = 5f51fa3b81d2b14b348f6e8579454007019fc7a6
parent = e871a754a87631c3036ca985ff1c223e00ef4dda
commit = 5f5817e646d4c800ae4bd6db4a57eee6bde62eed
parent = 68091a28a23836032c98396259f7ee4796b312f9
method = rebase
cmdver = 0.4.0

2
emummc/README.md
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@ -2,7 +2,7 @@
*A SDMMC driver replacement for Nintendo's Filesystem Services, by **m4xw***
### Supported Horizon Versions
**1.0.0 - 8.1.0**
**1.0.0 - 9.0.0**
## Features
* Arbitrary SDMMC backend selection

8
emummc/source/FS/FS_offsets.c
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@ -41,6 +41,8 @@
#include "offsets/800_exfat.h"
#include "offsets/810.h"
#include "offsets/810_exfat.h"
#include "offsets/900.h"
#include "offsets/900_exfat.h"
#include "../utils/fatal.h"
#define GET_OFFSET_STRUCT_NAME(vers) g_offsets##vers
@ -92,6 +94,8 @@ DEFINE_OFFSET_STRUCT(_800);
DEFINE_OFFSET_STRUCT(_800_EXFAT);
DEFINE_OFFSET_STRUCT(_810);
DEFINE_OFFSET_STRUCT(_810_EXFAT);
DEFINE_OFFSET_STRUCT(_900);
DEFINE_OFFSET_STRUCT(_900_EXFAT);
const fs_offsets_t *get_fs_offsets(enum FS_VER version) {
switch (version) {
@ -145,6 +149,10 @@ const fs_offsets_t *get_fs_offsets(enum FS_VER version) {
return &(GET_OFFSET_STRUCT_NAME(_810));
case FS_VER_8_1_0_EXFAT:
return &(GET_OFFSET_STRUCT_NAME(_810_EXFAT));
case FS_VER_9_0_0:
return &(GET_OFFSET_STRUCT_NAME(_900));
case FS_VER_9_0_0_EXFAT:
return &(GET_OFFSET_STRUCT_NAME(_900_EXFAT));
default:
fatal_abort(Fatal_UnknownVersion);
}

3
emummc/source/FS/FS_versions.h
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@ -59,6 +59,9 @@ enum FS_VER
FS_VER_8_1_0,
FS_VER_8_1_0_EXFAT,
FS_VER_9_0_0,
FS_VER_9_0_0_EXFAT,
FS_VER_MAX,
};

59
emummc/source/FS/offsets/900.h Normal file
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@ -0,0 +1,59 @@
/*
* Copyright (c) 2019 m4xw <m4x@m4xw.net>
* Copyright (c) 2019 Atmosphere-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __FS_900_H__
#define __FS_900_H__
// Accessor vtable getters
#define FS_OFFSET_900_SDMMC_ACCESSOR_GC 0x1430F0
#define FS_OFFSET_900_SDMMC_ACCESSOR_SD 0x141200
#define FS_OFFSET_900_SDMMC_ACCESSOR_NAND 0x13C080
// Hooks
#define FS_OFFSET_900_SDMMC_WRAPPER_READ 0x1377E0
#define FS_OFFSET_900_SDMMC_WRAPPER_WRITE 0x1378C0
#define FS_OFFSET_900_RTLD 0x454
#define FS_OFFSET_900_RTLD_DESTINATION 0x9C
#define FS_OFFSET_900_CLKRST_SET_MIN_V_CLK_RATE 0x136A00
// Misc funcs
#define FS_OFFSET_900_LOCK_MUTEX 0x25280
#define FS_OFFSET_900_UNLOCK_MUTEX 0x252D0
#define FS_OFFSET_900_SDMMC_WRAPPER_CONTROLLER_CLOSE 0x137740
// Misc Data
#define FS_OFFSET_900_SD_MUTEX 0xE1D3E8
#define FS_OFFSET_900_NAND_MUTEX 0xE18258
#define FS_OFFSET_900_ACTIVE_PARTITION 0xE18298
#define FS_OFFSET_900_SDMMC_DAS_HANDLE 0xDFEFA0
// NOPs
#define FS_OFFSET_900_SD_DAS_INIT 0x1472BC
// Nintendo Paths
#define FS_OFFSET_900_NINTENDO_PATHS \
{ \
{.opcode_reg = 3, .adrp_offset = 0x00068A60, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00070A40, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00081CB4, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00081EF4, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 4, .adrp_offset = 0x0008211C, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 0, .adrp_offset = 0, .add_rel_offset = 0}, \
}
#endif // __FS_900_H__

59
emummc/source/FS/offsets/900_exfat.h Normal file
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@ -0,0 +1,59 @@
/*
* Copyright (c) 2019 m4xw <m4x@m4xw.net>
* Copyright (c) 2019 Atmosphere-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __FS_900_EXFAT_H__
#define __FS_900_EXFAT_H__
// Accessor vtable getters
#define FS_OFFSET_900_EXFAT_SDMMC_ACCESSOR_GC 0x1430F0
#define FS_OFFSET_900_EXFAT_SDMMC_ACCESSOR_SD 0x141200
#define FS_OFFSET_900_EXFAT_SDMMC_ACCESSOR_NAND 0x13C080
// Hooks
#define FS_OFFSET_900_EXFAT_SDMMC_WRAPPER_READ 0x1377E0
#define FS_OFFSET_900_EXFAT_SDMMC_WRAPPER_WRITE 0x1378C0
#define FS_OFFSET_900_EXFAT_RTLD 0x454
#define FS_OFFSET_900_EXFAT_RTLD_DESTINATION 0x9C
#define FS_OFFSET_900_EXFAT_CLKRST_SET_MIN_V_CLK_RATE 0x136A00
// Misc funcs
#define FS_OFFSET_900_EXFAT_LOCK_MUTEX 0x25280
#define FS_OFFSET_900_EXFAT_UNLOCK_MUTEX 0x252D0
#define FS_OFFSET_900_EXFAT_SDMMC_WRAPPER_CONTROLLER_CLOSE 0x137740
// Misc Data
#define FS_OFFSET_900_EXFAT_SD_MUTEX 0xE2B3E8
#define FS_OFFSET_900_EXFAT_NAND_MUTEX 0xE26258
#define FS_OFFSET_900_EXFAT_ACTIVE_PARTITION 0xE26298
#define FS_OFFSET_900_EXFAT_SDMMC_DAS_HANDLE 0xE0CFA0
// NOPs
#define FS_OFFSET_900_EXFAT_SD_DAS_INIT 0x1472BC
// Nintendo Paths
#define FS_OFFSET_900_EXFAT_NINTENDO_PATHS \
{ \
{.opcode_reg = 3, .adrp_offset = 0x00068A60, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00070A40, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00081CB4, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 3, .adrp_offset = 0x00081EF4, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 4, .adrp_offset = 0x0008211C, .add_rel_offset = 0x00000004}, \
{.opcode_reg = 0, .adrp_offset = 0, .add_rel_offset = 0}, \
}
#endif // __FS_900_EXFAT_H__

15
emummc/source/utils/fatal.c
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@ -15,13 +15,26 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include "fatal.h"
void __attribute__((noreturn)) fatal_abort(enum FatalReason abortReason)
{
atmosphere_fatal_error_ctx error_ctx;
memset(&error_ctx, 0, sizeof(atmosphere_fatal_error_ctx));
// Basic error storage for Atmosphere
// TODO: Maybe include a small reboot2payload stub?
error_ctx.magic = ATMOSPHERE_REBOOT_TO_FATAL_MAGIC;
error_ctx.title_id = 0x0100000000000000; // FS
error_ctx.error_desc = abortReason;
// Copy fatal context
smcCopyToIram(ATMOSPHERE_FATAL_ERROR_ADDR, &error_ctx, sizeof(atmosphere_fatal_error_ctx));
// Reboot to RCM
smcRebootToRcm();
while(true)
while (true)
; // Should never be reached
}

44
emummc/source/utils/fatal.h
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@ -18,7 +18,8 @@
#pragma once
#include "../nx/smc.h"
enum FatalReason {
enum FatalReason
{
Fatal_InitMMC = 0,
Fatal_InitSD,
Fatal_InvalidAccessor,
@ -32,4 +33,45 @@ enum FatalReason {
Fatal_Max
};
#define AMS_FATAL_ERROR_MAX_STACKTRACE 0x20
#define AMS_FATAL_ERROR_MAX_STACKDUMP 0x100
/* Atmosphere reboot-to-fatal-error. */
typedef struct
{
uint32_t magic;
uint32_t error_desc;
uint64_t title_id;
union {
uint64_t gprs[32];
struct
{
uint64_t _gprs[29];
uint64_t fp;
uint64_t lr;
uint64_t sp;
};
};
uint64_t pc;
uint64_t module_base;
uint32_t pstate;
uint32_t afsr0;
uint32_t afsr1;
uint32_t esr;
uint64_t far;
uint64_t report_identifier; /* Normally just system tick. */
uint64_t stack_trace_size;
uint64_t stack_dump_size;
uint64_t stack_trace[AMS_FATAL_ERROR_MAX_STACKTRACE];
uint8_t stack_dump[AMS_FATAL_ERROR_MAX_STACKDUMP];
} atmosphere_fatal_error_ctx;
/* "AFE1" */
#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC 0x31454641
/* "AFE0" */
#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC_0 0x30454641
#define ATMOSPHERE_FATAL_ERROR_ADDR 0x4003E000
#define ATMOSPHERE_FATAL_ERROR_CONTEXT ((volatile atmosphere_fatal_error_ctx *)(ATMOSPHERE_FATAL_ERROR_ADDR))
void __attribute__((noreturn)) fatal_abort(enum FatalReason abortReason);