Compaq AlphaServer ES45 Service Manual page 368

Table D–4 Cbox Read Register Fields (Continued)
Name Description
C_STAT<4:0> Bits
(continued)
01100
01101
0111X
10011
10100
11011
11100
C_STS<3:0> If C_STAT equals xxx_MEM_ERR or xxx_BC_ERR, then C_STAT
contains the status of the block as follows; otherwise, the value of
C_STAT is X.
Bit
Value
C_ADDR<6:42>
Address of the last reported ECC or parity error. If C_STAT value
is DSTREAM_DC_ERR, only bits <6:19> are valid.
D-8 ES45 Service Guide
Error Status
ISTREAM_BC_ERR
Reserved
Reserved
DSTREAM_MEM_DBL
DSTREAM_BC_DBL
ISTREAM_MEM_DBL
ISTREAM_BC_DBL
Status of Block
7–4 Reserved
3 Parity
2 Valid
1 Dirty
0 Shared