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-rw-r--r--src/common/common_paths.h1
-rw-r--r--src/common/file_util.cpp2
-rw-r--r--src/common/file_util.h1
-rw-r--r--src/core/CMakeLists.txt2
-rw-r--r--src/core/arm/interpreter/armemu.cpp113
-rw-r--r--src/core/file_sys/archive_savedata.h3
-rw-r--r--src/core/file_sys/archive_systemsavedata.cpp33
-rw-r--r--src/core/file_sys/archive_systemsavedata.h33
-rw-r--r--src/core/hle/service/fs/archive.cpp9
9 files changed, 150 insertions, 47 deletions
diff --git a/src/common/common_paths.h b/src/common/common_paths.h
index a8688975..966402a3 100644
--- a/src/common/common_paths.h
+++ b/src/common/common_paths.h
@@ -42,6 +42,7 @@
#define SDMC_DIR "sdmc"
#define SAVEDATA_DIR "savedata"
#define SYSDATA_DIR "sysdata"
+#define SYSSAVEDATA_DIR "syssavedata"
#define SHADERCACHE_DIR "shader_cache"
#define STATESAVES_DIR "state_saves"
#define SCREENSHOTS_DIR "screenShots"
diff --git a/src/common/file_util.cpp b/src/common/file_util.cpp
index 42cdf326..20c68057 100644
--- a/src/common/file_util.cpp
+++ b/src/common/file_util.cpp
@@ -678,6 +678,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
paths[D_SYSDATA_IDX] = paths[D_USER_IDX] + SYSDATA_DIR DIR_SEP;
+ paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;
paths[D_STATESAVES_IDX] = paths[D_USER_IDX] + STATESAVES_DIR DIR_SEP;
@@ -720,6 +721,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_CACHE_IDX] = paths[D_USER_IDX] + CACHE_DIR DIR_SEP;
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
+ paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;
paths[D_STATESAVES_IDX] = paths[D_USER_IDX] + STATESAVES_DIR DIR_SEP;
diff --git a/src/common/file_util.h b/src/common/file_util.h
index e691b613..b1a60fb8 100644
--- a/src/common/file_util.h
+++ b/src/common/file_util.h
@@ -29,6 +29,7 @@ enum {
D_SDMC_IDX,
D_SAVEDATA_IDX,
D_SYSDATA_IDX,
+ D_SYSSAVEDATA_IDX,
D_HIRESTEXTURES_IDX,
D_DUMP_IDX,
D_DUMPFRAMES_IDX,
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index f71232c1..3381524e 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -20,6 +20,7 @@ set(SRCS
file_sys/archive_romfs.cpp
file_sys/archive_savedata.cpp
file_sys/archive_sdmc.cpp
+ file_sys/archive_systemsavedata.cpp
file_sys/disk_archive.cpp
file_sys/file_romfs.cpp
file_sys/directory_romfs.cpp
@@ -101,6 +102,7 @@ set(HEADERS
file_sys/archive_romfs.h
file_sys/archive_savedata.h
file_sys/archive_sdmc.h
+ file_sys/archive_systemsavedata.h
file_sys/disk_archive.h
file_sys/file_backend.h
file_sys/file_romfs.h
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp
index 3b1a36bd..07d20575 100644
--- a/src/core/arm/interpreter/armemu.cpp
+++ b/src/core/arm/interpreter/armemu.cpp
@@ -5827,8 +5827,10 @@ L_stm_s_takeabort:
case 0x3f:
printf ("Unhandled v6 insn: rbit\n");
break;
- case 0x61:
- if ((instr & 0xFF0) == 0xf70) { //ssub16
+ case 0x61: // SSUB16, SADD16, SSAX, and SASX
+ if ((instr & 0xFF0) == 0xf70 || (instr & 0xFF0) == 0xf10 ||
+ (instr & 0xFF0) == 0xf50 || (instr & 0xFF0) == 0xf30)
+ {
const u8 rd_idx = BITS(12, 15);
const u8 rm_idx = BITS(0, 3);
const u8 rn_idx = BITS(16, 19);
@@ -5836,40 +5838,52 @@ L_stm_s_takeabort:
const s16 rn_hi = ((state->Reg[rn_idx] >> 16) & 0xFFFF);
const s16 rm_lo = (state->Reg[rm_idx] & 0xFFFF);
const s16 rm_hi = ((state->Reg[rm_idx] >> 16) & 0xFFFF);
- state->Reg[rd_idx] = ((rn_lo - rm_lo) & 0xFFFF) | (((rn_hi - rm_hi) & 0xFFFF) << 16);
- return 1;
- } else if ((instr & 0xFF0) == 0xf10) { //sadd16
- const u8 rd_idx = BITS(12, 15);
- const u8 rm_idx = BITS(0, 3);
- const u8 rn_idx = BITS(16, 19);
- const s16 rm_lo = (state->Reg[rm_idx] & 0xFFFF);
- const s16 rm_hi = ((state->Reg[rm_idx] >> 16) & 0xFFFF);
- const s16 rn_lo = (state->Reg[rn_idx] & 0xFFFF);
- const s16 rn_hi = ((state->Reg[rn_idx] >> 16) & 0xFFFF);
- state->Reg[rd_idx] = ((rn_lo + rm_lo) & 0xFFFF) | (((rn_hi + rm_hi) & 0xFFFF) << 16);
- return 1;
- } else if ((instr & 0xFF0) == 0xf50) { //ssax
- u8 tar = BITS(12, 15);
- u8 src1 = BITS(16, 19);
- u8 src2 = BITS(0, 3);
- s16 a1 = (state->Reg[src1] & 0xFFFF);
- s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
- s16 b1 = (state->Reg[src2] & 0xFFFF);
- s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
- state->Reg[tar] = ((a1 + b2) & 0xFFFF) | (((a2 - b1) & 0xFFFF) << 0x10);
- return 1;
- } else if ((instr & 0xFF0) == 0xf30) { //sasx
- u8 tar = BITS(12, 15);
- u8 src1 = BITS(16, 19);
- u8 src2 = BITS(0, 3);
- s16 a1 = (state->Reg[src1] & 0xFFFF);
- s16 a2 = ((state->Reg[src1] >> 0x10) & 0xFFFF);
- s16 b1 = (state->Reg[src2] & 0xFFFF);
- s16 b2 = ((state->Reg[src2] >> 0x10) & 0xFFFF);
- state->Reg[tar] = ((a1 - b2) & 0xFFFF) | (((a2 + b1) & 0xFFFF) << 0x10);
+ s32 lo_result;
+ s32 hi_result;
+
+ // SSUB16
+ if ((instr & 0xFF0) == 0xf70) {
+ lo_result = (rn_lo - rm_lo);
+ hi_result = (rn_hi - rm_hi);
+ }
+ // SADD16
+ else if ((instr & 0xFF0) == 0xf10) {
+ lo_result = (rn_lo + rm_lo);
+ hi_result = (rn_hi + rm_hi);
+ }
+ // SSAX
+ else if ((instr & 0xFF0) == 0xf50) {
+ lo_result = (rn_lo + rm_hi);
+ hi_result = (rn_hi - rm_lo);
+ }
+ // SASX
+ else {
+ lo_result = (rn_lo - rm_hi);
+ hi_result = (rn_hi + rm_lo);
+ }
+
+ state->Reg[rd_idx] = (lo_result & 0xFFFF) | ((hi_result & 0xFFFF) << 16);
+
+ if (lo_result >= 0) {
+ state->Cpsr |= (1 << 16);
+ state->Cpsr |= (1 << 17);
+ } else {
+ state->Cpsr &= ~(1 << 16);
+ state->Cpsr &= ~(1 << 17);
+ }
+
+ if (hi_result >= 0) {
+ state->Cpsr |= (1 << 18);
+ state->Cpsr |= (1 << 19);
+ } else {
+ state->Cpsr &= ~(1 << 18);
+ state->Cpsr &= ~(1 << 19);
+ }
return 1;
- } else printf ("Unhandled v6 insn: sadd/ssub/ssax/sasx\n");
+ } else {
+ printf("Unhandled v6 insn: %08x", BITS(20, 27));
+ }
break;
case 0x62: // QSUB16 and QADD16
if ((instr & 0xFF0) == 0xf70 || (instr & 0xFF0) == 0xf10) {
@@ -6203,18 +6217,27 @@ L_stm_s_takeabort:
//ichfly
//USAT16
{
- u8 tar = BITS(12, 15);
- u8 src = BITS(0, 3);
- u8 val = BITS(16, 19);
- s16 a1 = (state->Reg[src]);
- s16 a2 = (state->Reg[src] >> 0x10);
- s16 max = 0xFFFF >> (16 - val);
- if (max < a1) a1 = max;
- if (max < a2) a2 = max;
- u32 temp2 = ((u32)(a2)) << 0x10;
- state->Reg[tar] = (a1 & 0xFFFF) | (temp2);
+ const u8 rd_idx = BITS(12, 15);
+ const u8 rn_idx = BITS(0, 3);
+ const u8 num_bits = BITS(16, 19);
+ const s16 max = 0xFFFF >> (16 - num_bits);
+ s16 rn_lo = (state->Reg[rn_idx]);
+ s16 rn_hi = (state->Reg[rn_idx] >> 16);
+
+ if (max < rn_lo)
+ rn_lo = max;
+ else if (rn_lo < 0)
+ rn_lo = 0;
+
+ if (max < rn_hi)
+ rn_hi = max;
+ else if (rn_hi < 0)
+ rn_hi = 0;
+
+ state->Reg[rd_idx] = (rn_lo & 0xFFFF) | ((rn_hi << 16) & 0xFFFF);
+ return 1;
}
- return 1;
+
default:
break;
}
diff --git a/src/core/file_sys/archive_savedata.h b/src/core/file_sys/archive_savedata.h
index b3e56113..d394ad37 100644
--- a/src/core/file_sys/archive_savedata.h
+++ b/src/core/file_sys/archive_savedata.h
@@ -21,8 +21,7 @@ public:
/**
* Initialize the archive.
- * @return CreateSaveDataResult AlreadyExists if the SaveData folder already exists,
- * Success if it was created properly and Failure if there was any error
+ * @return true if it initialized successfully
*/
bool Initialize();
diff --git a/src/core/file_sys/archive_systemsavedata.cpp b/src/core/file_sys/archive_systemsavedata.cpp
new file mode 100644
index 00000000..dc2c23b4
--- /dev/null
+++ b/src/core/file_sys/archive_systemsavedata.cpp
@@ -0,0 +1,33 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include <sys/stat.h>
+
+#include "common/common_types.h"
+#include "common/file_util.h"
+
+#include "core/file_sys/archive_systemsavedata.h"
+#include "core/file_sys/disk_archive.h"
+#include "core/settings.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// FileSys namespace
+
+namespace FileSys {
+
+Archive_SystemSaveData::Archive_SystemSaveData(const std::string& mount_point)
+ : DiskArchive(mount_point) {
+ LOG_INFO(Service_FS, "Directory %s set as SystemSaveData.", this->mount_point.c_str());
+}
+
+bool Archive_SystemSaveData::Initialize() {
+ if (!FileUtil::CreateFullPath(mount_point)) {
+ LOG_ERROR(Service_FS, "Unable to create SystemSaveData path.");
+ return false;
+ }
+
+ return true;
+}
+
+} // namespace FileSys
diff --git a/src/core/file_sys/archive_systemsavedata.h b/src/core/file_sys/archive_systemsavedata.h
new file mode 100644
index 00000000..360ed1e1
--- /dev/null
+++ b/src/core/file_sys/archive_systemsavedata.h
@@ -0,0 +1,33 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+#include "core/file_sys/disk_archive.h"
+#include "core/loader/loader.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// FileSys namespace
+
+namespace FileSys {
+
+/// File system interface to the SystemSaveData archive
+/// TODO(Subv): This archive should point to a location in the NAND,
+/// specifically nand:/data/<ID0>/sysdata/<SaveID-Low>/<SaveID-High>
+class Archive_SystemSaveData final : public DiskArchive {
+public:
+ Archive_SystemSaveData(const std::string& mount_point);
+
+ /**
+ * Initialize the archive.
+ * @return true if it initialized successfully
+ */
+ bool Initialize();
+
+ std::string GetName() const override { return "SystemSaveData"; }
+};
+
+} // namespace FileSys
diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp
index 9c383473..5ab82729 100644
--- a/src/core/hle/service/fs/archive.cpp
+++ b/src/core/hle/service/fs/archive.cpp
@@ -419,6 +419,15 @@ void ArchiveInit() {
CreateArchive(std::move(sdmc_archive), ArchiveIdCode::SDMC);
else
LOG_ERROR(Service_FS, "Can't instantiate SDMC archive with path %s", sdmc_directory.c_str());
+
+ std::string systemsavedata_directory = FileUtil::GetUserPath(D_SYSSAVEDATA_IDX);
+ auto systemsavedata_archive = std::make_unique<FileSys::Archive_SDMC>(systemsavedata_directory);
+ if (systemsavedata_archive->Initialize()) {
+ CreateArchive(std::move(systemsavedata_archive), ArchiveIdCode::SystemSaveData);
+ } else {
+ LOG_ERROR(Service_FS, "Can't instantiate SystemSaveData archive with path %s",
+ systemsavedata_directory.c_str());
+ }
}
/// Shutdown archives
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-19 22:34:18 +0000