dmnt2: add logging logic, for use with gdbstub development

This commit is contained in:
Michael Scire 2021-07-15 21:38:00 -07:00
parent 49afbd8a63
commit e96d9950d2
6 changed files with 580 additions and 1 deletions

View file

@ -1,4 +1,4 @@
MODULES := loader ncm pm sm boot ams_mitm spl eclct.stub ro creport fatal dmnt boot2 erpt pgl jpegdec LogManager cs htc TioServer
MODULES := loader ncm pm sm boot ams_mitm spl eclct.stub ro creport fatal dmnt boot2 erpt pgl jpegdec LogManager cs htc TioServer dmnt.gen2
SUBFOLDERS := $(MODULES)

View file

@ -0,0 +1,113 @@
#---------------------------------------------------------------------------------
# pull in common stratosphere sysmodule configuration
#---------------------------------------------------------------------------------
include $(dir $(abspath $(lastword $(MAKEFILE_LIST))))/../../libraries/config/templates/stratosphere.mk
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(call FIND_SOURCE_FILES,$(SOURCES),c)
CPPFILES := $(call FIND_SOURCE_FILES,$(SOURCES),cpp)
SFILES := $(call FIND_SOURCE_FILES,$(SOURCES),s)
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES := $(addsuffix .o,$(BINFILES)) \
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
export BUILD_EXEFS_SRC := $(TOPDIR)/$(EXEFS_SRC)
ifeq ($(strip $(CONFIG_JSON)),)
jsons := $(wildcard *.json)
ifneq (,$(findstring $(TARGET).json,$(jsons)))
export APP_JSON := $(TOPDIR)/$(TARGET).json
else
ifneq (,$(findstring config.json,$(jsons)))
export APP_JSON := $(TOPDIR)/config.json
endif
endif
else
export APP_JSON := $(TOPDIR)/$(CONFIG_JSON)
endif
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).nsp $(TARGET).npdm $(TARGET).nso $(TARGET).elf
#---------------------------------------------------------------------------------
else
.PHONY: all
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
all : $(OUTPUT).nsp
ifeq ($(strip $(APP_JSON)),)
$(OUTPUT).nsp : $(OUTPUT).nso
else
$(OUTPUT).nsp : $(OUTPUT).nso $(OUTPUT).npdm
endif
$(OUTPUT).nso : $(OUTPUT).elf
$(OUTPUT).elf : $(OFILES)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------

View file

@ -0,0 +1,103 @@
{
"name": "dmnt.gen2",
"title_id": "0x010000000000D609",
"title_id_range_min": "0x010000000000D609",
"title_id_range_max": "0x010000000000D609",
"main_thread_stack_size": "0x00001000",
"main_thread_priority": 39,
"default_cpu_id": 3,
"process_category": 0,
"is_retail": true,
"pool_partition": 2,
"is_64_bit": true,
"address_space_type": 3,
"disable_device_address_space_merge": true,
"filesystem_access": {
"permissions": "0xFFFFFFFFFFFFFFFF"
},
"service_access": ["pm:dmnt", "ldr:dmnt", "ro:dmnt", "ns:dev", "lr", "fsp-srv", "fatal:u", "pgl", "htcs"],
"service_host": [],
"kernel_capabilities": [{
"type": "kernel_flags",
"value": {
"highest_thread_priority": 63,
"lowest_thread_priority": 24,
"lowest_cpu_id": 3,
"highest_cpu_id": 3
}
}, {
"type": "syscalls",
"value": {
"svcSetHeapSize": "0x01",
"svcSetMemoryPermission": "0x02",
"svcSetMemoryAttribute": "0x03",
"svcMapMemory": "0x04",
"svcUnmapMemory": "0x05",
"svcQueryMemory": "0x06",
"svcExitProcess": "0x07",
"svcCreateThread": "0x08",
"svcStartThread": "0x09",
"svcExitThread": "0x0a",
"svcSleepThread": "0x0b",
"svcGetThreadPriority": "0x0c",
"svcSetThreadPriority": "0x0d",
"svcGetThreadCoreMask": "0x0e",
"svcSetThreadCoreMask": "0x0f",
"svcGetCurrentProcessorNumber": "0x10",
"svcSignalEvent": "0x11",
"svcClearEvent": "0x12",
"svcMapSharedMemory": "0x13",
"svcUnmapSharedMemory": "0x14",
"svcCreateTransferMemory": "0x15",
"svcCloseHandle": "0x16",
"svcResetSignal": "0x17",
"svcWaitSynchronization": "0x18",
"svcCancelSynchronization": "0x19",
"svcArbitrateLock": "0x1a",
"svcArbitrateUnlock": "0x1b",
"svcWaitProcessWideKeyAtomic": "0x1c",
"svcSignalProcessWideKey": "0x1d",
"svcGetSystemTick": "0x1e",
"svcConnectToNamedPort": "0x1f",
"svcSendSyncRequestLight": "0x20",
"svcSendSyncRequest": "0x21",
"svcSendSyncRequestWithUserBuffer": "0x22",
"svcSendAsyncRequestWithUserBuffer": "0x23",
"svcGetProcessId": "0x24",
"svcGetThreadId": "0x25",
"svcBreak": "0x26",
"svcOutputDebugString": "0x27",
"svcReturnFromException": "0x28",
"svcGetInfo": "0x29",
"svcWaitForAddress": "0x34",
"svcSignalToAddress": "0x35",
"svcCreateSession": "0x40",
"svcAcceptSession": "0x41",
"svcReplyAndReceiveLight": "0x42",
"svcReplyAndReceive": "0x43",
"svcReplyAndReceiveWithUserBuffer": "0x44",
"svcCreateEvent": "0x45",
"svcDebugActiveProcess": "0x60",
"svcBreakDebugProcess": "0x61",
"svcTerminateDebugProcess": "0x62",
"svcGetDebugEvent": "0x63",
"svcContinueDebugEvent": "0x64",
"svcGetProcessList": "0x65",
"svcGetThreadList": "0x66",
"svcGetDebugThreadContext": "0x67",
"svcSetDebugThreadContext": "0x68",
"svcQueryDebugProcessMemory": "0x69",
"svcReadDebugProcessMemory": "0x6a",
"svcWriteDebugProcessMemory": "0x6b",
"svcSetHardwareBreakPoint": "0x6c",
"svcGetDebugThreadParam": "0x6d",
"svcCallSecureMonitor": "0x7f"
}
}, {
"type": "min_kernel_version",
"value": "0x0030"
}, {
"type": "handle_table_size",
"value": 0
}]
}

View file

@ -0,0 +1,180 @@
/*
* Copyright (c) 2018-2020 Atmosphère-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/>.
*/
#include <stratosphere.hpp>
#include "dmnt2_debug_log.hpp"
#define AMS_DMNT2_ENABLE_HTCS_DEBUG_LOG
#if defined(AMS_DMNT2_ENABLE_HTCS_DEBUG_LOG)
namespace ams::dmnt {
namespace {
constexpr size_t NumLogBuffers = 16;
constexpr size_t LogBufferSize = 0x100;
/* TODO: This shouldn't be so high priority. Come up with a better number? */
constexpr inline auto LogThreadPriority = 10;
constinit os::MessageQueueType g_buf_mq;
constinit os::MessageQueueType g_req_mq;
alignas(os::ThreadStackAlignment) u8 g_log_thread_stack[os::MemoryPageSize];
constinit char g_log_buffers[NumLogBuffers][LogBufferSize];
constinit uintptr_t g_buf_mq_storage[NumLogBuffers];
constinit uintptr_t g_req_mq_storage[NumLogBuffers];
constinit os::ThreadType g_log_thread;
util::optional<char *> GetLogBuffer() {
/* Try to get a log buffer. */
uintptr_t address;
if (os::TryReceiveMessageQueue(std::addressof(address), std::addressof(g_buf_mq))) {
return reinterpret_cast<char *>(address);
} else {
return util::nullopt;
}
}
/* TODO: This is a hack because we don't have a proper LogManager system module. */
/* Eventually, this should be refactored to use normal logging. */
void DebugLogThreadFunction(void *) {
/* Loop forever, servicing our log server. */
while (true) {
/* Get a socket. */
int fd;
while ((fd = htcs::Socket()) == -1) {
os::SleepThread(TimeSpan::FromSeconds(1));
}
/* Ensure we cleanup the socket when we're done with it. */
ON_SCOPE_EXIT {
htcs::Close(fd);
os::SleepThread(TimeSpan::FromSeconds(1));
};
/* Create a sock addr for our server. */
htcs::SockAddrHtcs addr;
addr.family = htcs::HTCS_AF_HTCS;
addr.peer_name = htcs::GetPeerNameAny();
std::strcpy(addr.port_name.name, "iywys@$dmnt2_log");
/* Bind. */
if (htcs::Bind(fd, std::addressof(addr)) == -1) {
continue;
}
/* Listen on our port. */
while (htcs::Listen(fd, 0) == 0) {
/* Continue accepting clients, so long as we can. */
int client_fd;
while (true) {
/* Try to accept a client. */
if (client_fd = htcs::Accept(fd, std::addressof(addr)); client_fd < 0) {
break;
}
/* Handle the client. */
while (true) {
/* Receive a log request. */
uintptr_t log_buffer_address;
os::ReceiveMessageQueue(std::addressof(log_buffer_address), std::addressof(g_req_mq));
/* Ensure we manage our request properly. */
ON_SCOPE_EXIT { os::SendMessageQueue(std::addressof(g_buf_mq), log_buffer_address); };
/* Send the data. */
const char * const log_buffer = reinterpret_cast<const char *>(log_buffer_address);
if (htcs::Send(client_fd, log_buffer, std::strlen(log_buffer), 0) < 0) {
break;
}
}
/* Close the client socket. */
htcs::Close(client_fd);
}
}
}
}
}
void InitializeDebugLog() {
/* Initialize logging message queues. */
os::InitializeMessageQueue(std::addressof(g_buf_mq), g_buf_mq_storage, NumLogBuffers);
os::InitializeMessageQueue(std::addressof(g_req_mq), g_req_mq_storage, NumLogBuffers);
/* Initially make all log buffers available. */
for (size_t i = 0; i < NumLogBuffers; ++i) {
os::SendMessageQueue(std::addressof(g_buf_mq), reinterpret_cast<uintptr_t>(g_log_buffers[i]));
}
/* Create and start the debug log thread. */
R_ABORT_UNLESS(os::CreateThread(std::addressof(g_log_thread), DebugLogThreadFunction, nullptr, g_log_thread_stack, sizeof(g_log_thread_stack), LogThreadPriority));
os::StartThread(std::addressof(g_log_thread));
}
void DebugLog(const char *prefix, const char *fmt, ...) {
/* Try to get a log buffer. */
const auto log_buffer_holder = GetLogBuffer();
if (!log_buffer_holder) {
return;
}
/* Format into the log buffer. */
char * const log_buffer = *log_buffer_holder;
{
const auto prefix_len = std::strlen(prefix);
std::memcpy(log_buffer, prefix, prefix_len);
{
std::va_list vl;
va_start(vl, fmt);
util::VSNPrintf(log_buffer + prefix_len, LogBufferSize - prefix_len, fmt, vl);
va_end(vl);
}
}
/* Request to log. */
os::SendMessageQueue(std::addressof(g_req_mq), reinterpret_cast<uintptr_t>(log_buffer));
}
}
#else
namespace ams::dmnt {
void InitializeDebugLog() {
/* Do nothing. */
}
void DebugLog(const char *prefix, const char *fmt, ...) {
/* Do nothing. */
}
}
#endif

View file

@ -0,0 +1,27 @@
/*
* Copyright (c) 2018-2020 Atmosphère-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/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::dmnt {
void InitializeDebugLog();
void DebugLog(const char *prefix, const char *fmt, ...);
#define AMS_DMNT2_DEBUG_LOG(fmt, ...) ::ams::dmnt::DebugLog("[dmnt2] ", fmt, ## __VA_ARGS__)
}

View file

@ -0,0 +1,156 @@
/*
* Copyright (c) 2018-2020 Atmosphère-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/>.
*/
#include <stratosphere.hpp>
#include "dmnt2_debug_log.hpp"
extern "C" {
extern u32 __start__;
u32 __nx_applet_type = AppletType_None;
u32 __nx_fs_num_sessions = 1;
#define INNER_HEAP_SIZE 0x0
size_t nx_inner_heap_size = INNER_HEAP_SIZE;
char nx_inner_heap[INNER_HEAP_SIZE];
void __libnx_initheap(void);
void __appInit(void);
void __appExit(void);
void *__libnx_alloc(size_t size);
void *__libnx_aligned_alloc(size_t alignment, size_t size);
void __libnx_free(void *mem);
}
namespace ams {
ncm::ProgramId CurrentProgramId = ncm::SystemProgramId::DmntGen2;
}
using namespace ams;
#define AMS_DMNT2_SERVER_USE_FATAL_ERROR 1
#if AMS_DMNT2_SERVER_USE_FATAL_ERROR
extern "C" {
/* Exception handling. */
alignas(16) u8 __nx_exception_stack[ams::os::MemoryPageSize];
u64 __nx_exception_stack_size = sizeof(__nx_exception_stack);
void __libnx_exception_handler(ThreadExceptionDump *ctx);
}
void __libnx_exception_handler(ThreadExceptionDump *ctx) {
ams::CrashHandler(ctx);
}
#endif
namespace ams::dmnt {
namespace {
alignas(0x40) constinit u8 g_htcs_buffer[4_KB];
}
}
void __libnx_initheap(void) {
void* addr = nx_inner_heap;
size_t size = nx_inner_heap_size;
/* Newlib */
extern char* fake_heap_start;
extern char* fake_heap_end;
fake_heap_start = (char*)addr;
fake_heap_end = (char*)addr + size;
}
void __appInit(void) {
hos::InitializeForStratosphere();
R_ABORT_UNLESS(sm::Initialize());
/* TODO */
ams::CheckApiVersion();
}
void __appExit(void) {
/* TODO */
}
namespace ams {
void *Malloc(size_t size) {
AMS_ABORT("ams::Malloc was called");
}
void Free(void *ptr) {
AMS_ABORT("ams::Free was called");
}
}
void *operator new(size_t size) {
AMS_ABORT("operator new(size_t) was called");
}
void operator delete(void *p) {
AMS_ABORT("operator delete(void *) was called");
}
void *__libnx_alloc(size_t size) {
AMS_ABORT("__libnx_alloc was called");
}
void *__libnx_aligned_alloc(size_t alignment, size_t size) {
AMS_ABORT("__libnx_aligned_alloc was called");
}
void __libnx_free(void *mem) {
AMS_ABORT("__libnx_free was called");
}
int main(int argc, char **argv)
{
/* TODO ThreadName */
/* Initialize htcs. */
constexpr auto HtcsSocketCountMax = 8;
const size_t buffer_size = htcs::GetWorkingMemorySize(HtcsSocketCountMax);
AMS_ABORT_UNLESS(sizeof(dmnt::g_htcs_buffer) >= buffer_size);
htcs::InitializeForSystem(dmnt::g_htcs_buffer, buffer_size, HtcsSocketCountMax);
/* Initialize debug log thread. */
dmnt::InitializeDebugLog();
/* TODO: Start GdbServer. */
/* TODO */
u64 i = 0;
while (true) {
AMS_DMNT2_DEBUG_LOG("Log #%llu\n", i++);
os::SleepThread(TimeSpan::FromSeconds(1));
}
return 0;
}