Table 9-15, Ldr or ldm1 from non-cacheable normal memory -14, Table 9-16 – ARM Cortex R4F User Manual

Page 247

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Level Two Interface

ARM DDI 0363E

Copyright © 2009 ARM Limited. All rights reserved.

9-14

ID013010

Non-Confidential, Unrestricted Access

Table 9-15 shows possible values of ARADDRM, ARBURSTM, ARSIZEM, and ARLENM
for a Non-cacheable

LDR

or an

LDM

that transfers one register, an

LDM

1.

Table 9-16 show possible values of ARADDRM, ARBURSTM, ARSIZEM, and ARLENM
for a Non-cacheable

LDM

that transfers five registers (an

LDM

5).

0x4

(byte 4)

0x04

Incr

16-bit

1 data transfer

0x5

(byte 5)

0x04

Incr

32-bit

1 data transfer

0x6

(byte 6)

0x06

Incr

16-bit

1 data transfer

0x7

(byte 7)

0x07

Incr

32-bit

2 data transfers

Table 9-15 LDR or LDM1 from Non-cacheable Normal memory

Address[2:0]

ARADDRM

ARBURSTM

ARSIZEM

ARLENM

0x0

(byte 0) (word 0)

0x00

Incr

32-bit

1 data transfer

0x1

(byte 1)

0x01

Incr

64-bit

1 data transfer

0x2

(byte 2)

0x00

Incr

64-bit

1 data transfer

0x3

(byte 3)

0x00

Incr

64-bit

2 data transfers

0x4

(byte 4) (word 1)

0x04

Incr

32-bit

1 data transfer

0x5

(byte 5)

0x05

Incr

32-bit

2 data transfers

0x6

(byte 6)

0x06

Incr

16-bit

1 data transfer

0x08

Incr

16-bit

1 data transfer

0x7

(byte 7)

0x04

Incr

32-bit

2 data transfers

Table 9-16 LDM5, Non-cacheable Normal memory or cache disabled

Address[4:0]

ARADDRM

ARBURSTM

ARSIZEM

ARLENM

0x00

(word 0)

0x00

Incr

64-bit

3 data transfers

0x04

(word 1)

0x04

Incr

64-bit

3 data transfers

0x08

(word 2)

0x08

Incr

64-bit

3 data transfers

0x0C

(word 3)

0x0C

Incr

64-bit

3 data transfers

0x10

(word 4)

0x10

Incr

64-bit

2 data transfers

0x00

Incr

32-bit

1 data transfer

0x14

(word 5)

0x14

Incr

64-bit

2 data transfers

0x00

Incr

64-bit

1 data transfer

Table 9-14 LDRH from Non-cacheable Normal memory (continued)

Address[2:0]

ARADDRM

ARBURSTM

ARSIZEM

ARLENM

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