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Merge pull request #6395 from ian-h-chamberlain/feature/gdbstub-hio

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Initial port of luma3ds' gdb_hio to Citra
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SachinVin 2023-04-11 20:32:48 +05:30 • committed by GitHub
commit 2a2ee8bc96
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6 changed files with 391 additions and 20 deletions
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17
src/core/hle/kernel/svc.cpp
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@ -13,6 +13,7 @@
#include "core/arm/arm_interface.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/gdbstub/hio.h"
#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
@ -1140,9 +1141,21 @@ void SVC::Break(u8 break_reason) {
system.SetStatus(Core::System::ResultStatus::ErrorUnknown);
}
/// Used to output a message on a debug hardware unit - does nothing on a retail unit
/// Used to output a message on a debug hardware unit, or for the GDB file I/O
/// (HIO) protocol - does nothing on a retail unit.
void SVC::OutputDebugString(VAddr address, s32 len) {
if (len <= 0) {
if (!memory.IsValidVirtualAddress(*kernel.GetCurrentProcess(), address)) {
LOG_WARNING(Kernel_SVC, "OutputDebugString called with invalid address {:X}", address);
return;
}
if (len == 0) {
GDBStub::SetHioRequest(address);
return;
}
if (len < 0) {
LOG_WARNING(Kernel_SVC, "OutputDebugString called with invalid length {}", len);
return;
}