Data Structures
1.5 Control Register Access Mailbox (CRAM)
Figure 1–7 Hardware Mailbox Structure
HW_CRAM$L_COMMAND 0
HW_CRAM$B_MASKUnusedHW_CRAM$B_HOSEUnused 4
HW_CRAM$Q_RBADR 8
HW_CRAM$Q_WDATA 16
Unused 24
HW_CRAM$Q_RDATA 32
HW_CRAM$W_MBX_FLAGS 40
HW_CRAM$W_ERROR_BITS
Unused (16 bytes) 48
1–23
