Programmer’s Model
Copyright © ARM Limited 2000. All rights reserved.
2-29
The format of the register, rd, transferred during these operations is shown in
Figure 2-4.
Figure 2-4 Process ID format
2.3.14
Register 15, RAM and TAG BIST test registers
Register 15 gives you access to the test features included within the ARM946E-S.
The register map for CP15 register 15 BIST-related instructions is shown in Table 2-24.
lists CP15 register 15 implementation-specific BIST
instructions
.
31
0
Trace process identifier
Table 2-24 Register 15, BIST instructions
Register
Read
Write
TAG BIST control register
MRC p15, 0, rd, c15, c0, 1
MCR p15, 0, rd, c15, c0, 1
RAM BIST control register
MRC p15, 1, rd, c15, c0, 1
MCR p15, 1, rd, c15, c0, 1
Cache RAM BIST control register
MRC p15, 2, rd, c15, c0, 1
MCR p15, 2, rd, c15, c0, 1
Table 2-25 Register 15, implementation-specific BIST instructions
Register
Read
Write
Instruction TAG BIST address
register
MRC p15, 0, rd, c15, c0, 2
MCR p15, 0, rd, c15, c0, 2
Instruction TAG BIST general
register
MRC p15, 0, rd, c15, c0, 3
MCR p15, 0, rd, c15, c0, 3
Data TAG BIST address register
MRC p15, 0, rd, c15, c0, 6
MCR p15, 0, rd, c15, c0, 6
Data TAG BIST general register
MRC p15, 0, rd, c15, c0, 7
MCR p15, 0, rd, c15, c0, 7
Instruction RAM BIST address
register
MRC p15, 1, rd, c15, c0, 2
MCR p15, 1, rd, c15, c0, 2
Instruction RAM BIST general
register
MRC p15, 1, rd, c15, c0, 3
MCR p15, 1, rd, c15, c0, 3
Содержание ARM946E-S
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Страница 98: ...Bus Interface Unit and Write Buffer 6 14 Copyright ARM Limited 2000 All rights reserved ARM DDI 0155A ...
Страница 112: ...Coprocessor Interface 7 14 Copyright ARM Limited 2000 All rights reserved ARM DDI 0155A ...