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[APU] Add ALSA apu on Linux

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This commit is contained in:
Herman S.
2025-09-27 18:38:27 +09:00
parent 48c13be2d5
commit fade0cd889
9 changed files with 929 additions and 6 deletions
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17
src/xenia/apu/audio_system.cc
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@@ -194,14 +194,21 @@ X_STATUS AudioSystem::RegisterClient(uint32_t callback, uint32_t callback_arg,
AudioDriver* driver;
auto result = CreateDriver(index, client_semaphore, &driver);
if (XFAILED(result)) {
XELOGE("AudioSystem::RegisterClient: CreateDriver failed for index={}",
index);
return result;
}
assert_not_null(driver);
XELOGI(
"AudioSystem::RegisterClient: driver created for index={}, driver={:p}",
index, (void*)driver);
uint32_t ptr = memory()->SystemHeapAlloc(0x4);
xe::store_and_swap<uint32_t>(memory()->TranslateVirtual(ptr), callback_arg);
clients_[index] = {driver, callback, callback_arg, ptr, true};
XELOGI("AudioSystem::RegisterClient: client {} registered successfully",
index);
if (out_index) {
*out_index = index;
@@ -215,7 +222,15 @@ void AudioSystem::SubmitFrame(size_t index, float* samples) {
auto global_lock = global_critical_region_.Acquire();
assert_true(index < kMaximumClientCount);
assert_true(clients_[index].driver != NULL);
if (index >= kMaximumClientCount || !clients_[index].in_use ||
!clients_[index].driver) {
XELOGW(
"SubmitFrame called for invalid/unregistered client index {} "
"(in_use={}, driver={:p})",
index, index < kMaximumClientCount ? clients_[index].in_use : false,
index < kMaximumClientCount ? (void*)clients_[index].driver : nullptr);
return;
}
(clients_[index].driver)->SubmitFrame(samples);
}