101 will have to be taken in agreement with the users and consumers of the services |
101 will have to be taken in agreement with the users and consumers of the services |
102 provided by this peripheral. </p> </section> |
102 provided by this peripheral. </p> </section> |
103 <section id="GUID-CA1BB80F-5A1C-5B66-8091-84625A0A9CFB"><title>Peripheral |
103 <section id="GUID-CA1BB80F-5A1C-5B66-8091-84625A0A9CFB"><title>Peripheral |
104 power state diagram and transitions</title> <fig id="GUID-A1F2E1D2-FA3B-55C3-B7A3-1AECBDC37453"> |
104 power state diagram and transitions</title> <fig id="GUID-A1F2E1D2-FA3B-55C3-B7A3-1AECBDC37453"> |
105 <title>Peripheral power state diagram</title> |
105 <title>Peripheral power state diagram</title> |
106 <image href="GUID-E55B594F-CC84-5984-9307-9819F6EBEB7F_d0e389916_href.png" placement="inline"/> |
106 <image href="GUID-E55B594F-CC84-5984-9307-9819F6EBEB7F_d0e395769_href.png" placement="inline"/> |
107 </fig> <p>It can be assumed that when the peripheral driver is loaded, the |
107 </fig> <p>It can be assumed that when the peripheral driver is loaded, the |
108 peripheral is put into the <i>Low Power</i> state. If a new request is asserted |
108 peripheral is put into the <i>Low Power</i> state. If a new request is asserted |
109 on that peripheral driver from a user of that peripheral (which can include |
109 on that peripheral driver from a user of that peripheral (which can include |
110 another dependent peripheral driver or user side Engine/server/application), |
110 another dependent peripheral driver or user side Engine/server/application), |
111 the peripheral should move to its <i>Operational Power</i> state. The driver |
111 the peripheral should move to its <i>Operational Power</i> state. The driver |
123 the dependent peripheral relinquishes its request on it. </p> <p>From the <i>Low |
123 the dependent peripheral relinquishes its request on it. </p> <p>From the <i>Low |
124 Power</i> state, a peripheral can also be turned Off (unconditionally) if |
124 Power</i> state, a peripheral can also be turned Off (unconditionally) if |
125 the power manager so requests. It can be moved back to the <i>Operational |
125 the power manager so requests. It can be moved back to the <i>Operational |
126 Power</i> state on an internal event (Interrupt, Timer). </p> <fig id="GUID-C5AED7DE-18A1-5FBF-B1E4-44067F246CC2"> |
126 Power</i> state on an internal event (Interrupt, Timer). </p> <fig id="GUID-C5AED7DE-18A1-5FBF-B1E4-44067F246CC2"> |
127 <title>Peripheral power states</title> |
127 <title>Peripheral power states</title> |
128 <image href="GUID-EFEACBE5-B9E1-5315-88CA-DA3B7C1BFCE0_d0e389963_href.png" placement="inline"/> |
128 <image href="GUID-EFEACBE5-B9E1-5315-88CA-DA3B7C1BFCE0_d0e395816_href.png" placement="inline"/> |
129 </fig> </section> |
129 </fig> </section> |
130 </conbody></concept> |
130 </conbody></concept> |