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Let the GDB stub listen for commands while running

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This is needed to send ctrl+C signals while the CPU thread is running.
This commit is contained in:
aldelaro5
2021-09-29 12:57:46 -04:00
parent 39569ed1f8
commit e03ddc2116
3 changed files with 30 additions and 4 deletions
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22
Source/Core/Core/PowerPC/GDBStub.cpp
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@ -55,6 +55,8 @@ static u32 sig = 0;
static u32 send_signal = 0;
static u32 step_break = 0;
static CoreTiming::EventType* m_gdbStubUpdateEvent;
typedef struct
{
u32 active;
@ -114,6 +116,12 @@ static void hex2mem(u8* dst, u8* src, u32 len)
}
}
void GDBStubUpdateCallback(u64 userdata, s64 cycles_late)
{
gdb_handle_exception(false);
CoreTiming::ScheduleEvent(GDB_UPDATE_CYCLES, m_gdbStubUpdateEvent);
}
static u8 gdb_read_byte()
{
u8 c = '+';
@ -732,13 +740,20 @@ static void gdb_remove_bp()
gdb_reply("OK");
}
void gdb_handle_exception()
void gdb_handle_exception(bool loop_until_continue)
{
while (gdb_active())
{
if (!gdb_data_available())
continue;
{
if (loop_until_continue)
continue;
else
return;
}
gdb_read_command();
// No more commands
if (cmd_len == 0)
continue;
@ -868,6 +883,9 @@ static void gdb_init_generic(int domain, const sockaddr* server_addr, socklen_t
close(tmpsock);
#endif
tmpsock = -1;
m_gdbStubUpdateEvent = CoreTiming::RegisterEvent("GDBStubUpdate", GDBStubUpdateCallback);
CoreTiming::ScheduleEvent(GDB_UPDATE_CYCLES, m_gdbStubUpdateEvent);
}
void gdb_deinit()