7.4.1.22 HPDMA Interrupt Clear Register

Table 7-24. HPDMAICR_REG
Bit Number	Name	Description
0	HPDMAICR_CLR_XFR_INT[0]	When this bit is set, HPDMA clears the following register bits: Descriptor 0 Status register HPDMASR_DCP_CMPLET[0] HPDMASR_DCP_DERR[0] HPDMASR_DCP_SERR[0] HPDMA Empty Descriptor register HPDMAEDR_DCP_NON_WORD_ERR[0]
1	HPDMAICR_CLR_XFR_INT[1]	When this bit is set, HPDMA clears the following register bits: Descriptor 1 Status register HPDMASR_DCP_CMPLET[1] HPDMASR_DCP_DERR[1] HPDMASR_DCP_SERR[1] HPDMA Empty Descriptor register HPDMAEDR_DCP_NON_WORD_ERR[1]
2	HPDMAICR_CLR_XFR_INT[2]	When this bit is set, HPDMA clears the following register bits: Descriptor 2 Status register HPDMASR_DCP_CMPLET[2] HPDMASR_DCP_DERR[2] HPDMASR_DCP_SERR[2] HPDMA Empty Descriptor register HPDMAEDR_DCP_NON_WORD_ERR[2]
3	HPDMAICR_CLR_XFR_INT[3]	When this bit is set, HPDMA clears the following register bits: Descriptor 3 Status register HPDMASR_DCP_CMPLET[3] HPDMASR_DCP_DERR[3] HPDMASR_DCP_SERR[3] HPDMA Empty Descriptor register HPDMAEDR_DCP_NON_WORD_ERR[3]
4	HPDMAICR_NON_WORD_INT[0]	When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[0] bit in the Empty Descriptor register. These bits always read back as 0.
5	HPDMAICR_NON_WORD_INT[1]	When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[1] bit in the Empty Descriptor Register. These bits always read back as 0.
6	HPDMAICR_NON_WORD_INT[2]	When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[2] bit in the Empty Descriptor register. These bits always read back as 0.
7	HPDMAICR_NON_WORD_INT[3]	When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[3] bit in the Empty Descriptor register. These bits always read back as 0.
31:8	Reserved	Software should not rely on the value of a reserved bit. To provide compatibility with future products, the value of a reserved bit should be preserved across a read-modify-write operation.

0

HPDMAICR_CLR_XFR_INT[0]

0

When this bit is set, HPDMA clears the following register bits:

Descriptor 0 Status register

HPDMASR_DCP_CMPLET[0]

HPDMASR_DCP_DERR[0]

HPDMASR_DCP_SERR[0]

HPDMA Empty Descriptor register

HPDMAEDR_DCP_NON_WORD_ERR[0]

1

HPDMAICR_CLR_XFR_INT[1]

0

When this bit is set, HPDMA clears the following register bits:

Descriptor 1 Status register

HPDMASR_DCP_CMPLET[1]

HPDMASR_DCP_DERR[1]

HPDMASR_DCP_SERR[1]

HPDMA Empty Descriptor register

HPDMAEDR_DCP_NON_WORD_ERR[1]

2

HPDMAICR_CLR_XFR_INT[2]

0

When this bit is set, HPDMA clears the following register bits:

Descriptor 2 Status register

HPDMASR_DCP_CMPLET[2]

HPDMASR_DCP_DERR[2]

HPDMASR_DCP_SERR[2]

HPDMA Empty Descriptor register

HPDMAEDR_DCP_NON_WORD_ERR[2]

3

HPDMAICR_CLR_XFR_INT[3]

0

When this bit is set, HPDMA clears the following register bits:

Descriptor 3 Status register

HPDMASR_DCP_CMPLET[3]

HPDMASR_DCP_DERR[3]

HPDMASR_DCP_SERR[3]

HPDMA Empty Descriptor register

HPDMAEDR_DCP_NON_WORD_ERR[3]

4

HPDMAICR_NON_WORD_INT[0]

0

When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[0] bit in the Empty Descriptor register.

These bits always read back as 0.

5

HPDMAICR_NON_WORD_INT[1]

0

When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[1] bit in the Empty Descriptor Register.

These bits always read back as 0.

6

HPDMAICR_NON_WORD_INT[2]

0

When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[2] bit in the Empty Descriptor register.

These bits always read back as 0.

7

HPDMAICR_NON_WORD_INT[3]

0

When this bit is set, HPDMA clears the HPDMAEDR_DCP_NON_WORD_ERR[3] bit in the Empty Descriptor register.

These bits always read back as 0.

31:8

Reserved

0

Software should not rely on the value of a reserved bit. To provide compatibility with future products, the value of a reserved bit should be preserved across a read-modify-write operation.