Acronyms and terms （Qcom）

Acronym or term	Definition
ASIC	Application specific integrated circuit
ACDB	Audio calibration database
APSS	Applications Processor Subsystem (APSS).
ADM	Audio Device Manager
aDSP	Application digital signal processor
AFE	Audio Front End
AMDB	Audio Modules Data Base
APPI	Audio Pre/Postprocessor Interface
APR	Asynchronous Packet Router
ASM	Audio Stream Manager
AVCS	Audio-Voice Core Service
AVS	Audio-voice subsystem
avtimer	Audio-video timer
CAPI	Common Audio Processor Interface
CAPIv2	Common Audio Processor Interface version 2
BSP	Board support package
DAL	Device abstraction layer
DALTLMM	DAL Top-level mode multiplexer
DDI	Device driver interface
GPIO	General purpose input/output
HAL	Hardware abstraction layer
ISR	Interrupt service register
LSM	Listen Stream Manager
MDF	Multi-DSP Framework
NPA	Node Power Architecture
OLM	Offload Module
qtd/QTD	QNX Trusted Disk， qnx镜像的一种，一般带.qtd后缀
MPM	MSM power manager
RPM	Resource power manager
TLMM	Top-level mode multiplexer
UIM	User identity module
TZ	TrustZone
SMD	SMD is a shared memory driver that is used for Inter-Process Communication (IPC) between the different CPU cores.