git subrepo clone --branch=develop https://github.com/m4xw/emummc emummc
subrepo: subdir: "emummc" merged: "a9d569594" upstream: origin: "https://github.com/m4xw/emummc" branch: "develop" commit: "a9d569594" git-subrepo: version: "0.4.1" origin: "???" commit: "???"
This commit is contained in:
Michael Scire
40
emummc/source/utils/fatal.c
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40
emummc/source/utils/fatal.c
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@@ -0,0 +1,40 @@
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/*
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* Copyright (c) 2019 m4xw <m4x@m4xw.net>
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* Copyright (c) 2019 Atmosphere-NX
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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 "fatal.h"
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void __attribute__((noreturn)) fatal_abort(enum FatalReason abortReason)
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{
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atmosphere_fatal_error_ctx error_ctx;
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memset(&error_ctx, 0, sizeof(atmosphere_fatal_error_ctx));
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// Basic error storage for Atmosphere
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// TODO: Maybe include a small reboot2payload stub?
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error_ctx.magic = ATMOSPHERE_REBOOT_TO_FATAL_MAGIC;
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error_ctx.title_id = 0x0100000000000000; // FS
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error_ctx.error_desc = abortReason;
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// Copy fatal context
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smcCopyToIram(ATMOSPHERE_FATAL_ERROR_ADDR, &error_ctx, sizeof(atmosphere_fatal_error_ctx));
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// Reboot to RCM
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smcRebootToRcm();
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while (true)
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; // Should never be reached
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}
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83
emummc/source/utils/fatal.h
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83
emummc/source/utils/fatal.h
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/*
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* Copyright (c) 2019 m4xw <m4x@m4xw.net>
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* Copyright (c) 2019 Atmosphere-NX
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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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#pragma once
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#include "../nx/smc.h"
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enum FatalReason
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{
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Fatal_InitMMC = 0,
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Fatal_InitSD,
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Fatal_InvalidAccessor,
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Fatal_ReadNoAccessor,
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Fatal_WriteNoAccessor,
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Fatal_IoMappingLegacy,
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Fatal_UnknownVersion,
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Fatal_BadResult,
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Fatal_GetConfig,
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Fatal_OpenAccessor,
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Fatal_CloseAccessor,
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Fatal_IoMapping,
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Fatal_FatfsMount,
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Fatal_FatfsFileOpen,
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Fatal_FatfsMemExhaustion,
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Fatal_InvalidEnum,
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Fatal_Max
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};
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#define AMS_FATAL_ERROR_MAX_STACKTRACE 0x20
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#define AMS_FATAL_ERROR_MAX_STACKDUMP 0x100
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/* Atmosphere reboot-to-fatal-error. */
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typedef struct
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{
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uint32_t magic;
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uint32_t error_desc;
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uint64_t title_id;
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union {
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uint64_t gprs[32];
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struct
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{
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uint64_t _gprs[29];
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uint64_t fp;
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uint64_t lr;
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uint64_t sp;
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};
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};
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uint64_t pc;
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uint64_t module_base;
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uint32_t pstate;
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uint32_t afsr0;
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uint32_t afsr1;
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uint32_t esr;
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uint64_t far;
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uint64_t report_identifier; /* Normally just system tick. */
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uint64_t stack_trace_size;
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uint64_t stack_dump_size;
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uint64_t stack_trace[AMS_FATAL_ERROR_MAX_STACKTRACE];
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uint8_t stack_dump[AMS_FATAL_ERROR_MAX_STACKDUMP];
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} atmosphere_fatal_error_ctx;
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/* "AFE1" */
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#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC 0x31454641
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/* "AFE0" */
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#define ATMOSPHERE_REBOOT_TO_FATAL_MAGIC_0 0x30454641
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#define ATMOSPHERE_FATAL_ERROR_ADDR 0x4003E000
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#define ATMOSPHERE_FATAL_ERROR_CONTEXT ((volatile atmosphere_fatal_error_ctx *)(ATMOSPHERE_FATAL_ERROR_ADDR))
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void __attribute__((noreturn)) fatal_abort(enum FatalReason abortReason);
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100
emummc/source/utils/types.h
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100
emummc/source/utils/types.h
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@@ -0,0 +1,100 @@
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/*
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* Copyright (c) 2018 naehrwert
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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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#ifndef _TYPES_H_
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#define _TYPES_H_
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#include <stdint.h>
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#define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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#define OFFSET_OF(t, m) ((u32)&((t *)NULL)->m)
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#define CONTAINER_OF(mp, t, mn) ((t *)((u32)mp - OFFSET_OF(t, mn)))
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/// Creates a bitmask from a bit number.
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#ifndef BIT
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#define BIT(n) (1U<<(n))
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#endif
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typedef int8_t s8;
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typedef int16_t s16;
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typedef int16_t SHORT;
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typedef int32_t s32;
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typedef int32_t INT;
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typedef int64_t LONG;
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typedef int64_t s64;
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typedef uint8_t u8;
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typedef uint8_t BYTE;
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typedef uint16_t u16;
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typedef uint16_t WORD;
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typedef uint16_t WCHAR;
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typedef uint32_t u32;
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typedef uint32_t UINT;
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typedef uint32_t DWORD;
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typedef uint64_t QWORD;
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typedef uint64_t u64;
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typedef volatile uint8_t vu8;
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typedef volatile uint16_t vu16;
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typedef volatile uint32_t vu32;
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typedef u32 Handle; ///< Kernel object handle.
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typedef u32 Result; ///< Function error code result type.
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#define INVALID_HANDLE ((Handle) 0)
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#define CUR_PROCESS_HANDLE ((Handle) 0xFFFF8001)
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#ifndef __cplusplus
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typedef int bool;
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#define true 1
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#define false 0
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#endif /* __cplusplus */
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#define BOOT_CFG_AUTOBOOT_EN (1 << 0)
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#define BOOT_CFG_FROM_LAUNCH (1 << 1)
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#define BOOT_CFG_SEPT_RUN (1 << 7)
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#define EXTRA_CFG_KEYS (1 << 0)
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#define EXTRA_CFG_PAYLOAD (1 << 1)
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#define EXTRA_CFG_MODULE (1 << 2)
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typedef struct __attribute__((__packed__)) _boot_cfg_t
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{
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u8 boot_cfg;
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u8 autoboot;
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u8 autoboot_list;
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u8 extra_cfg;
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u8 rsvd[128];
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} boot_cfg_t;
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typedef struct __attribute__((__packed__)) _ipl_ver_meta_t
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{
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u32 magic;
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u32 version;
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u16 rsvd0;
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u16 rsvd1;
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} ipl_ver_meta_t;
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typedef struct __attribute__((__packed__)) _reloc_meta_t
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{
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u32 start;
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u32 stack;
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u32 end;
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u32 ep;
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} reloc_meta_t;
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#endif
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119
emummc/source/utils/util.c
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119
emummc/source/utils/util.c
vendored
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@@ -0,0 +1,119 @@
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/*
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* Copyright (c) 2018 naehrwert
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* Copyright (C) 2018 CTCaer
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* Copyright (C) 2019 M4xw
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* Copyright (c) 2019 Atmosphere-NX
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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 "util.h"
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#include "fatal.h"
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#include "types.h"
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#include "../nx/counter.h"
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#include "../nx/svc.h"
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#include "../soc/t210.h"
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typedef struct _io_mapping_t
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{
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u64 phys;
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u64 virt;
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u64 size;
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} io_mapping_t;
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static io_mapping_t io_mapping_list[10] = {0}; // Max 10 Mappings
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#define IO_MAPPING_COUNT (sizeof(io_mapping_list) / sizeof(io_mapping_t))
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static inline uintptr_t _GetIoMapping(u64 io_addr, u64 io_size)
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{
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u64 vaddr;
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u64 aligned_addr = (io_addr & ~0xFFFul);
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u64 aligned_size = io_size + (io_addr - aligned_addr);
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if (emuMMC_ctx.fs_ver >= FS_VER_10_0_0) {
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u64 out_size;
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if (svcQueryIoMapping(&vaddr, &out_size, aligned_addr, aligned_size) != 0) {
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fatal_abort(Fatal_IoMapping);
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}
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} else {
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if (svcLegacyQueryIoMapping(&vaddr, aligned_addr, aligned_size) != 0) {
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fatal_abort(Fatal_IoMappingLegacy);
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}
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}
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return (uintptr_t)(vaddr + (io_addr - aligned_addr));
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}
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intptr_t QueryIoMapping(u64 addr, u64 size)
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{
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for (int i = 0; i < IO_MAPPING_COUNT; i++)
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{
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if (io_mapping_list[i].phys == addr && io_mapping_list[i].size == size)
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{
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return io_mapping_list[i].virt;
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}
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}
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u64 ioMap = _GetIoMapping(addr, size);
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for (int i = 0; i < IO_MAPPING_COUNT; i++)
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{
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if (io_mapping_list[i].phys == 0 && io_mapping_list[i].virt == 0 && io_mapping_list[i].size == 0) // First empty
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{
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io_mapping_list[i].virt = ioMap;
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io_mapping_list[i].phys = addr;
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io_mapping_list[i].size = size;
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break;
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}
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}
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return (intptr_t)ioMap;
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}
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u64 get_tmr_s()
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{
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return armTicksToNs(armGetSystemTick()) / 1e+9;
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}
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u64 get_tmr_ms()
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{
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return armTicksToNs(armGetSystemTick()) / 1000000;
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}
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u64 get_tmr_us()
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{
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return armTicksToNs(armGetSystemTick()) / 1000;
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}
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// TODO: Figure if Sleep or Busy loop
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void msleep(u64 milliseconds)
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{
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u64 now = get_tmr_ms();
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while (((u64)get_tmr_ms() - now) < milliseconds)
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;
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//svcSleepThread(1000000 * milliseconds);
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}
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// TODO: Figure if Sleep or Busy loop
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void usleep(u64 microseconds)
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{
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u64 now = get_tmr_us();
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while (((u64)get_tmr_us() - now) < microseconds)
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;
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//svcSleepThread(1000 * microseconds);
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}
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void exec_cfg(u32 *base, const cfg_op_t *ops, u32 num_ops)
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{
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for (u32 i = 0; i < num_ops; i++)
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base[ops[i].off] = ops[i].val;
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}
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49
emummc/source/utils/util.h
vendored
Normal file
49
emummc/source/utils/util.h
vendored
Normal file
@@ -0,0 +1,49 @@
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/*
|
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* Copyright (c) 2018 naehrwert
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* Copyright (C) 2018 CTCaer
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||||
*
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* 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/>.
|
||||
*/
|
||||
|
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#ifndef _UTIL_H_
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#define _UTIL_H_
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#include "types.h"
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#include "../emuMMC/emummc_ctx.h"
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intptr_t QueryIoMapping(u64 addr, u64 size);
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#define byte_swap_32(num) (((num >> 24) & 0xff) | ((num << 8) & 0xff0000) | \
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((num >> 8 )& 0xff00) | ((num << 24) & 0xff000000))
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typedef struct _cfg_op_t
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{
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u32 off;
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u32 val;
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} cfg_op_t;
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u64 get_tmr_us();
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u64 get_tmr_ms();
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u64 get_tmr_s();
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void usleep(u64 ticks);
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void msleep(u64 milliseconds);
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void exec_cfg(u32 *base, const cfg_op_t *ops, u32 num_ops);
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static inline void *armGetTls(void) {
|
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void *ret;
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__asm__ __volatile__("MRS %x[data], TPIDRRO_EL0" : [data]"=r"(ret));
|
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return ret;
|
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}
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|
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extern volatile emuMMC_ctx_t emuMMC_ctx;
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user