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dmnt2: add monitor get base, TODO responses for monitor wait *

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This commit is contained in:
Michael Scire 2021-10-31 23:25:35 -07:00
parent 6df7a87727
commit 56669e34b7
3 changed files with 60 additions and 4 deletions
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3
stratosphere/dmnt.gen2/source/dmnt2_debug_process.hpp
View file

@ -80,7 +80,8 @@ namespace ams::dmnt {
size_t GetModuleCount() const { return m_module_count; }
size_t GetMainModuleIndex() const { return m_main_module; }
const char *GetModuleName(size_t ix) const { return m_module_definitions[ix].GetName(); }
uintptr_t GetBaseAddress(size_t ix) const { return m_module_definitions[ix].GetAddress(); }
uintptr_t GetModuleBaseAddress(size_t ix) const { return m_module_definitions[ix].GetAddress(); }
uintptr_t GetModuleSize(size_t ix) const { return m_module_definitions[ix].GetSize(); }
ProcessStatus GetStatus() const { return m_status; }
os::ProcessId GetProcessId() const { return m_process_id; }

60
stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.cpp
View file

@ -1818,6 +1818,8 @@ namespace ams::dmnt {
this->qAttached();
} else if (ParsePrefix(m_receive_packet, "qC")) {
this->qC();
} else if (ParsePrefix(m_receive_packet, "qRcmd,")) {
this->qRcmd();
} else if (ParsePrefix(m_receive_packet, "qSupported:")) {
this->qSupported();
} else if (ParsePrefix(m_receive_packet, "qXfer:")) {
@ -1844,6 +1846,58 @@ namespace ams::dmnt {
}
}
void GdbServerImpl::qRcmd() {
/* Decode the command. */
HexToMemory(m_buffer, m_receive_packet, std::strlen(m_receive_packet));
/* Convert our response to hex, on complete. */
ON_SCOPE_EXIT {
/* Convert response to hex. */
MemoryToHex(m_reply_packet, m_buffer, std::strlen(m_buffer));
};
/* Parse the command. */
char *command = reinterpret_cast<char *>(m_buffer);
if (ParsePrefix(command, "help")) {
SetReply(m_buffer, "get base\n"
"wait application\n"
"wait {program id}\n"
"wait homebrew\n");
} else if (ParsePrefix(command, "get base") || ParsePrefix(command, "get modules")) {
SetReply(m_buffer, "Modules:\n");
if (!this->HasDebugProcess()) {
AppendReply(m_buffer, " [Not Attached]\n");
return;
}
/* Get the module list. */
for (size_t i = 0; i < m_debug_process.GetModuleCount(); ++i) {
const char *module_name = m_debug_process.GetModuleName(i);
const auto name_len = std::strlen(module_name);
if (name_len < 5 || (std::strcmp(module_name + name_len - 4, ".elf") != 0 && std::strcmp(module_name + name_len - 4, ".nss") != 0)) {
AppendReply(m_buffer, " %p - %p %s.elf\n", reinterpret_cast<void *>(m_debug_process.GetModuleBaseAddress(i)), reinterpret_cast<void *>(m_debug_process.GetModuleBaseAddress(i) + m_debug_process.GetModuleSize(i) - 1), module_name);
} else {
AppendReply(m_buffer, " %p - %p %s\n", reinterpret_cast<void *>(m_debug_process.GetModuleBaseAddress(i)), reinterpret_cast<void *>(m_debug_process.GetModuleBaseAddress(i) + m_debug_process.GetModuleSize(i) - 1), module_name);
}
}
} else if (ParsePrefix(command, "wait application") || ParsePrefix(command, "wait app")) {
SetReply(m_buffer, "[TODO] wait for next application\n");
} else if (ParsePrefix(command, "wait homebrew") || ParsePrefix(command, "wait hb")) {
SetReply(m_buffer, "[TODO] wait for next homebrew\n");
} else if (ParsePrefix(command, "wait ")) {
/* Allow optional "0x" prefix. */
ParsePrefix(command, "0x");
/* Decode program id. */
const u64 program_id = DecodeHex(command);
SetReply(m_buffer, "[TODO] wait for program id 0x%lx\n", program_id);
} else {
SetReply(m_buffer, "Unknown command `%s`\n", command);
}
}
void GdbServerImpl::qSupported() {
/* Current string from devkita64-none-elf-gdb: */
/* qSupported:multiprocess+;swbreak+;hwbreak+;qRelocInsn+;fork-events+;vfork-events+;exec-events+;vContSupported+;QThreadEvents+;no-resumed+ */
@ -1962,14 +2016,14 @@ namespace ams::dmnt {
/* Get the module list. */
for (size_t i = 0; i < m_debug_process.GetModuleCount(); ++i) {
AMS_DMNT2_GDB_LOG_DEBUG("Module[%zu]: %p, %s\n", i, reinterpret_cast<void *>(m_debug_process.GetBaseAddress(i)), m_debug_process.GetModuleName(i));
AMS_DMNT2_GDB_LOG_DEBUG("Module[%zu]: %p, %s\n", i, reinterpret_cast<void *>(m_debug_process.GetModuleBaseAddress(i)), m_debug_process.GetModuleName(i));
const char *module_name = m_debug_process.GetModuleName(i);
const auto name_len = std::strlen(module_name);
if (name_len < 5 || (std::strcmp(module_name + name_len - 4, ".elf") != 0 && std::strcmp(module_name + name_len - 4, ".nss") != 0)) {
AppendReply(g_annex_buffer, "<library name=\"%s.elf\"><segment address=\"0x%lx\" /></library>", module_name, m_debug_process.GetBaseAddress(i));
AppendReply(g_annex_buffer, "<library name=\"%s.elf\"><segment address=\"0x%lx\" /></library>", module_name, m_debug_process.GetModuleBaseAddress(i));
} else {
AppendReply(g_annex_buffer, "<library name=\"%s\"><segment address=\"0x%lx\" /></library>", module_name, m_debug_process.GetBaseAddress(i));
AppendReply(g_annex_buffer, "<library name=\"%s\"><segment address=\"0x%lx\" /></library>", module_name, m_debug_process.GetModuleBaseAddress(i));
}
}

1
stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.hpp
View file

@ -98,6 +98,7 @@ namespace ams::dmnt {
void qAttached();
void qC();
void qRcmd();
void qSupported();
void qXfer();
void qXferFeaturesRead();