ARM R4 Computer Hardware User Manual


 
Events and Performance Monitor
ARM DDI 0363E Copyright © 2009 ARM Limited. All rights reserved. 6-4
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[22] Instruction cache tag RAM parity or ECC error (correctable). Yes
0x4A
[23] Instruction cache data RAM parity or ECC error (correctable). Yes
0x4B
[24] Data cache tag or dirty RAM parity error or correctable ECC error. Yes
0x4C
[25] Data cache data RAM parity error. or correctable ECC error Yes
0x4D
[26] TCM parity error or fatal ECC error reported from the prefetch unit. -
0x4E
[27] TCM parity error or fatal ECC error reported from the load/store unit. -
0x4F
N/A Store buffer merge. -
0x50
N/A LSU stall caused by full store buffer. -
0x51
N/A LSU stall caused by store queue full. -
0x52
N/A Integer divide instruction,
SDIV
or
UDIV
, executed. -
0x53
N/A Stall cycle caused by integer divide. -
0x54
N/A
PLD
instruction that initiates a linefill. -
0x55
N/A
PLD
instruction that did not initiate a linefill because of a resource shortage. -
0x56
N/A Non-cacheable access on AXI master bus. -
0x57
[28] Instruction cache access.
This is an analog to event
0x04
.
-
0x58
N/A Store buffer operation has detected that two slots have data in same cache line
but with different attributes.
-
0x59
[29] Dual issue case A (branch). -
0x5A
[30] Dual issue case B1, B2, F2 (load/store), F2D. -
0x5B
[31] Dual issue other. -
0x5C
[32] Double precision floating point arithmetic or conversion instruction executed. -
0x5D
[33] Data cache data RAM fatal ECC error. -
0x60
[34] Data cache tag/dirty RAM fatal ECC error. -
0x61
[35]
Processor livelock because of hard errors or exception at exception vector.
a
-
0x62
[36] Unused. -
0x63
[37] ATCM parity or multi-bit ECC error. -
0x64
[38] B0TCM parity or multi-bit ECC error. -
0x65
[39] B1TCM parity or multi-bit ECC error. -
0x66
[40] ATCM single-bit ECC error. -
0x67
[41] B0TCM single-bit ECC error. -
0x68
[42] B1TCM single-bit ECC error. -
0x69
Table 6-1 Event bus interface bit functions (continued)
EVNTBUS
bit position
Description
CFLR
update
Event
Ref.
Value