Changes between Version 32 and Version 33 of kernel_interrupts

Timestamp:

Dec 15, 2016, 3:31:03 PM (7 years ago)

Author:

alain

Comment:

--

kernel_interrupts

@@ -10 +10 @@
 A multi-channel XCU component in a given cluster must contain (NB_PROCS_MAX * IRQ_PER_PROCESSOR) channels  (one channel = one XCU output IRQ).
 
-There is three interrupt vectors per processor (stored in each processor's scheduler) for the three  interrupts types: '''HWI''' (Hardware Interrupt), '''PTI''' (Programmable Timer Interrupt), and '''WTI''' (Write Triggered Interrupt). The WTI are actually hardware mailboxes, that are used by the GIET-VM to implement two mechanisms:
+There is three interrupt vectors per processor (stored in each processor's scheduler) for the three  interrupts types: '''HWI''' (Hardware Interrupt), '''PTI''' (Programmable Timer Interrupt), and '''WTI''' (Write Triggered Interrupt). The '''WTI''' are actually hardware mailboxes, that are used by the GIET-VM to implement two mechanisms:
  * they are used to implement software IPIs (Inter Processor Interrupt). 
  * they are used to dynamically route the external IRQs (generated by the external peripherals) to a given processor.
@@ -40 +40 @@
 
  * unsigned char '''_wti_alloc'''[X_SIZE][Y_SIZE][XCU_NB_WTI];
-This array describes the WTI mailboxes allocation status in each cluster. Boolean true if MTI mailbox allocated.
+This array describes the WTI mailboxes allocation status in each cluster. Boolean true if WTI mailbox allocated.
 
  * spin_lock_t '''_wti_lock'''[X_SIZE][Y_SIZE];