RM0321 Datasheet, PDF (215/584 Pages) STMicroelectronics – SPEAr320S address map and registers

RM0321
Fast Ethernet ports (RMII0/RMII1/MII1)
Table 225. Interrupt enable register bit assignments (0x28)
Bits Function
[11] Enable hresp not OK interrupt.
[10] Enable receive overrun interrupt.
[09] Enable link change interrupt.
[08] Not used.
[07] Enable transmit complete interrupt.
[06] Enable transmit buffers exhausted in mid-frame interrupt.
[05] Enable retry limit exceeded interrupt.
[04] Enable transmit buffer underrun interrupt.
[03] Enable transmit used bit read interrupt.
[02] Enable receive used bit read interrupt.
[01] Enable receive complete interrupt.
[00] Enable management done interrupt.
R/W Reset Value
WO -
WO -
WO -
WO -
WO -
WO -
WO -
WO -
WO -
WO -
WO -
WO -
11.2.8
Interrupt disable register (0x2C)
Writing a 1 to the relevant bit location disables that particular interrupt. This register is write-
only.
Table 226. Interrupt disable register bit assignments (0x2C)
Bits Function
R/W
[31:14] Reserved
RO
[13]
Disable pause time zero interrupt.
WO
[12]
Disable pause frame received interrupt
WO
[11]
Disable hresp not OK interrupt.
WO
[10]
Disable receive overrun interrupt.
WO
[09]
Disable link change interrupt.
WO
[08]
Not used.
WO
[07]
Disable transmit complete interrupt.
WO
[06]
Disable transmit buffers exhausted in mid-frame interrupt.
WO
[05]
Disable retry limit exceeded interrupt.
WO
[04]
Disable transmit buffer underrun interrupt.
WO
[03]
Disable transmit used bit read interrupt.
WO
[02]
Disable receive used bit read interrupt.
WO
[01]
Disable receive complete interrupt.
WO
[00]
Disable management done interrupt.
WO
Reset Value
18’h0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Doc ID 022642 Rev 3
215/584