Sun Microsystems UltraSPARC-I User Manual

Sun Microelectronics
148
UltraSPARC User’s Manual
Table 8-2 UltraSPARC Extended (non-SPARC-V9) ASIs
ASI
Value
ASI Name (Suggested Macro Syntax) VA Access Description Section
14
16
ASI_PHYS_USE_EC
(ASI_PHYS_USE_EC)
—RW
2,5
Physical address, external cache-
able only
6.10
15
16
ASI_PHYS_BYPASS_EC_WITH_EBIT
(ASI_PHYS_BYPASS_EC_WITH_EBIT)
—RW
2
Physical address, non-cacheable,
with side-effect
6.10
1C
16
ASI_PHYS_USE_EC_LITTLE
(ASI_PHYS_USE_EC_L)
—RW
2,5
Physical address, external cache-
able only, little endian
6.10
1D
16
ASI_PHYS_BYPASS_EC_WITH_EBIT_LI
TTLE
(ASI_PHYS_BYPASS_EC_WITH_EBIT_L)
—RW
2
Physical address, non-cacheable,
with side-effect, little endian
6.10
24
16
ASI_NUCLEUS_QUAD_LDD
(ASI_NUCLEUS_QUAD_LDD)
—R
1,3
Cacheable, 128-bit atomic LDDA 13.6.3
2C
16
ASI_NUCLEUS_QUAD_LDD_LITTLE
(ASI_NUCLEUS_QUAD_LDD_L)
—R
1,3
Cacheable, 128-bit atomic LDDA,
little endian
13.6.3
45
16
ASI_LSU_CONTROL_REG
(ASI_LSU_CONTROL_REG)
0
16
RW Load/store unit control register A.6
46
16
ASI_DCACHE_DATA
(ASI_DCACHE_DATA)
— RW D-Cache data RAM diagnostics
access
A.8.1
47
16
ASI_DCACHE_TAG
(ASI_DCACHE_TAG)
— RW D-Cache tag/valid RAM diag-
nostics access
A.8.2
48
16
ASI_INTR_DISPATCH_STATUS
(ASI_INTR_DISPATCH_STATUS)
0
16
R
1
Interrupt vector dispatch status 9.3.3
49
16
ASI_INTR_RECEIVE
(ASI_INTR_RECEIVE)
0
16
RW Interrupt vector receive status 9.3.5
4A
16
ASI_UPA_CONFIG_REG
(ASI_UPA_CONFIG_REG)
0
16
RW UPA configuration register 8.3.3.2
4B
16
ASI_ESTATE_ERROR_EN_REG
(ASI_ESTATE_ERROR_EN_REG)
0
16
RW E-Cache error enable register 11.3.1
4C
16
ASI_AFSR (ASI_AFSR) 0
16
RW Asynchronous fault status regis-
ter
11.3.3
4D
16
ASI_AFAR (ASI_AFAR) 0
16
RW Asynchronous fault address reg-
ister
11.3.2
4E
16
ASI_ECACHE_TAG_DATA
(ASI_EC_TAG_DATA)
0
16
RW E-Cache tag/valid RAM data
diagnostic access
A.9.2
50
16
ASI_IMMU (ASI_IMMU) 0
16
R
1
I-MMU Tag Target Register 6.9.2
50
16
ASI_IMMU (ASI_IMMU) 18
16
RW I-MMU Synchronous Fault Status
Register
6.9.4
50
16
ASI_IMMU (ASI_IMMU) 28
16
RW I-MMU TSB Register 6.9.5.1
50
16
ASI_IMMU (ASI_IMMU) 30
16
RW I-MMU TLB Tag Access Register 6.9.7
51
16
ASI_IMMU_TSB_8KB_PTR_REG
(ASI_IMMU_TSB_8KB_PTR_REG)
0
16
R
1
I-MMU TSB 8KB Pointer Register 6.9.8
52
16
ASI_IMMU_TSB_64KB_PTR_REG
(ASI_IMMU_TSB_64KB_PTR_REG)
0
16
R
1
I-MMU TSB 64KB Pointer Regis-
ter
6.9.8
54
16
ASI_ITLB_DATA_IN_REG
(ASI_ITLB_DATA_IN_REG)
0
16
W
1
I-MMU TLB Data In Register 6.9.9
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Sun Microsystems UltraSPARC-I Specifications

General

Brand	Sun Microsystems
Model	UltraSPARC-I
Category	Computer Hardware
Language	English