Files
MeowOS-For-R3P2/patch_v2/meow_audiod/services.d/audiod.conf
T
MeowOS ade0a57353 A1: meow_audiod 独占音频服务(agent-244 骨架 + agent-246 真机收尾)
- meow_audiod:启动门控(/tmp/meow_boot_mode 非 meow exit 0)、IO/播放/路由三线程、
  ring ~200ms、ALSA UAPI 独占直开、切率 mute-重配-恢复、抢占(后开赢+PREEMPTED)、
  socket EOF 回收、xrun PREPARE 恢复;meow_route 轮询逻辑并入路由线程
- meow_audio CLI:status/tone/route/vol;services.d/audiod.conf(trigger=manual,on-fail)
- SDK meow_ui_audio.c 编进 meow_ui.a:懒连接/读线程分发 PREEMPTED 回调/EPIPE 标死/
  无 audiod 返回 MEOW_ERR_NOENT 不隐式直开(MEOW_AUDIO_DIRECT=1 仅调试)
- launcher:确认 MeowOS 模式后 meow_svcd start audiod(double-fork best-effort 不阻塞)
- meow_route 退役:S89 预置换 audiod.conf + 清理旧 meow_route.conf(防拉起已删二进制
  重启循环);fw_content.conf 删 meow_route、加 meow_audiod+meow_audio(md5 打包时填)
- 真机定位并修复 ALSA UAPI 两大坑(即 ncm 播放无声根因):
  ① hw_params 须全放行初始化(mask 全 1/interval [0,UINT_MAX]),memset 0 interval
     等价只能取 0 → refine 必空 → HW_PARAMS 恒 EINVAL
  ② access/format mask 先清零再单点(pmask 只 OR),全 1 被 choose 成 MMAP_INTERLEAVED
     → write() 恒 EINVAL
- 附带修复:dev_write fd<0 防日志风暴丢 PCM 限频日志;SDK state 解析 app_id 截空白;
  meow_ui.h 文档负错误码表述修正
- 验证:宿主 FILE sink 全 IPC 链+抢占+tone WAV 20/20,SDK 客户端 13/13;
  qemu-mipsel 同过;真机 tone 44.1k/96k 切率 written=played、underrun=0、日志完整
- meow_ui.a 53a3edd2 → ncm 重链 d2031829(已热更到卡);launcher a2f932a1
2026-08-31 22:40:08 +08:00

15 lines
636 B
Plaintext
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
# meow_audiod 板载服务配置(svcd 托管;由 S89meow_svcd 首启预置到 /usr/data/meow/services.d/)
#
# trigger=manual:audiod 不在开机自动拉起 —— 由 launcher 在确认 MeowOS 模式后 `meow_svcd start
# audiod`(幂等)。audiod 自身还有启动门控(/tmp/meow_boot_mode != meow → exit(0)),双重保证
# HibyOS 模式下它物理不存在、绝不碰声卡。
# restart=on-fail:运行中崩溃 → svcd 重拉(关流状态由客户端 socket EOF 回收兜底),不级联。
exec=/usr/bin/meow_audiod
args=
enabled=1
restart=on-fail
backoff_ms=2000
max_restart=5
trigger=manual
cap=