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AXC003 Processor FPGA Overview
DesignWare ARC AXC003 CPU Card User Guide
Version 6323-018
Synopsys, Inc.
May 2017
In each core of HS38x2,
interrupts 24…27 are controlled by the interrupt distribution unit.
For more information about the interrupt distribution unit, see the
ARConnect Databook
provided with the ARConnect IP.
Table 9
Mainboard ICTL Interrupt Mapping
ICTL_MB
INT_STATUS Register Bit
Interrupt Source
0
Mainboard CGU: PLL lock interrupt
1
Mainboard CGU: PLL unlock interrupt
2
Mainboard CGU: PLL lock error interrupt
3
Mainboard CREG interrupt
4
Ethernet interrupt
5
PGU interrupt
6
NAND interrupt
7
SDIO interrupt
8
USB HOST interrupt
9
DMAC interrupt
10
SPI_MEM interrupt
11
SPI0 interrupt
12
SPI1 interrupt
13
SPI2 interrupt
14
I2C0 interrupt
15
I2S interrupt
16
I2C2 interrupt
17
UART0 interrupt
18
UART1 interrupt
19
UART2 interrupt
20
Mainboard GPIO0 interrupt
21
Mainboard GPIO1 interrupt
22
Ethernet PHY interrupt
23
HDMI PHY interrupt
24
HAPS Extension 0 interrupt
(signal
HE_intr[0]
at connector)