Compaq EV67 User Manual

Alpha 21264/EV67 Hardware Reference Manual

Index–5

ECC

64-bit data and check bit code

,

Dcache data single-bit correctable errors

,

for system data bus

,

memory/system port single-bit correctable

errors

,

store instructions

,

ENABLE_EVICT Cbox CSR

,

ENABLE_PROBE_CHECK Cbox CSR

,

defined

,

ENABLE_STC_COMMAND Cbox CSR, defined

,

Energy star certification

,

Error case summary

,

Error correction code. See ECC

Error detection mechanisms

,

EV6Clk_x signal pins

,

Evict, 21264/EV67 command

,

,

,

EVICT_ENABLE Cbox CSR

,

EXC_ADDR exception address register

,

after fault reset

,

at power-on reset state

,

EXC_SUM exception summary register

,

at power-on reset state

,

Exception and interrupt logic

,

Exception condition summary

,

External cache and system interface unit. See Cbox

External convention

,

External interface initialization

,

EXTEST public instruction

,

F

F31

load instructions with

,

retire instructions with

,

Fast data disable mode

,

Fast data mode

,

FAST_MODE_DISABLE Cbox CSR

,

defined

,

Fault reset flow

,

Fault reset sequence of operations

,

FAULT_RESET reset machine state

,

Fbox

described

,

executed in pipeline

,

FEN fault

,

FetchBlk, 21264/EV67 command

,

system probes, with

,

FetchBlkSpec, 21264/EV67 command

,

Field notation convention

,

Floating-point arithmetic trap, pipeline abort delay

with

,

Floating-point control register

,

PALcode emulation of

,

Floating-point execution unit. See Fbox

Floating-point instructions

IEEE

,

independent

,

VAX

,

Floating-point issue queue

,

Forwarding clock pin groupings

,

FPCR. See Floating-point control register

FQ. See Floating-point issue queue

FrameClk_x signal pins

,

G

GCLK

,

Global predictor

,

H

Heat sink center temperature

,

Heat sink specifications

,

HW_INT_CLR hardware interrupt clear register

,

at power-on reset state

,

updating

,

HW_LD PALcode instruction

,

HW_MFPR PALcode instruction

,

,

HW_MTPR PALcode instruction

,

HW_REI PALcode instruction

,

HW_RET PALcode instruction

,

HW_ST PALcode instruction

,

I

I/O address space

instruction data merging

,

load instruction data merging

,

load instructions with

,

store instructions with

,

I/O write buffer

,

defined

,