channel grant(CG)
In 8100, a signal from the processor granting the controllogic permission to start a previously requested channel I/O operation.The signal can be one of three priorities: channel grant low (CGlo), channel gr ant medium (CGmed), and channel grant high (CG-hi).; 在IBM的8100系統(tǒng)中,指來(lái)自處理機(jī)的信號(hào),它授權(quán)控制邏輯使其啟動(dòng)事先請(qǐng)求的通道輸入輸 出操作。該信號(hào)可以是高、中、低三個(gè)通道優(yōu)先級(jí)之一。