11.5.2
SROM Initialization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11.5.2.1
11.6
A
A.1
Alpha Instruction Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A.2
Reserved Opcodes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A.2.1
Opcodes Reserved for Compaq. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A.2.2
A.3
A.4
A.5
A.6
Opcode Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A.7
A.8
B
B.1
Boundary-Scan Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
B.1.1
BSDL Description of the Alpha 21264/EV67 Boundary-Scan Register . . . . . . . . . . . . .
C
D
D.1
D.2
D.3
Restriction 4 : No Writers and Readers to IPRs in Same Scoreboard Group . . . . . . . . . .
D.4
D.5
D.6
D.7
D.8
D.9
Restriction 12: MFPR of Implicitly-Written IPRs EXC_ADDR, IVA_FORM, and EXC_SUM
D.10
D.11
Restriction 14 : HW_RET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
D.12
D.13
Restriction 17: MTPR to DTB_TAG0/DTB_PTE0/DTB_TAG1/DTB_PTE1 . . . . . . . . . . . . .
D.14
Restriction 18: No FP Operates, FP Conditional Branches, FTOI, or STF in Same Fetch Block as
HW_MTPR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-12
D.15
D.16
D.17
D.18
D.19
D.20
Restriction 24: HW_RET/STALL After HW_MTPR IC_FLUSH, IC_FLUSH_ASM, CLEAR_MAP D-
14
D.21
D.22
D.23
D.24
D.25
Alpha 21264/EV67 Hardware Reference Manual
11-5
11-6
11-7
A-8
B-1
D-8
D-8
D-9
D-11
D-12
D-12
D-13
ix