10. Registers > LP-Serial Extended Features Registers with Software Assisted Error Recovery
CPS-1848 User Manual
235
June 2, 2014
Formal Status
This document is confidential and is subject to an NDA.
Integrated Device Technology
10.5.8
Port {0..17} Error and Status CSR
For base address information, see
Port {0..17} S-RIO Extended Features Base Addresses
Register Name: PORT_{0..17}_ERR_STAT_CSR
Reset Value: 0xE000_0001
Register Offset: 0x (0x20 * port_num)
Bits
0
1
2
3
4
5
6
7
00:07
IDLE2
IDLE2_EN
IDLE_SEQ
Reserved
OUTPUT_D
ROP
OUTPUT_F
AIL
OUTPUT_D
EGR
08:15
Reserved
OUTPUT_R
ETRY
OUTPUT_R
ETRIED
OUTPUT_R
ETRY_STO
P
OUTPUT_E
RR
OUTPUT_E
RR_STOP
16:23
Reserved
INPUT_RE
TRY_STOP
INPUT_ER
R
INPUT_ER
R_STOP
24:31
Reserved
PW_PNDG
PORT_UN
AVL
PORT_ER
R
PORT_OK
PORT_UNI
NIT
Bits
Name
Description
Type
Reset
Value
0
IDLE2
Indicates whether the port supports IDLE2 sequence for
throughput rates of less than 6.25 Gbaud
0 = Not supported
1 = Supported
RO
1
1
IDLE2_EN
Controls whether the IDLE2 sequence is enabled for baud rates
less than 6.25 Gbaud
0 = Disable
1 = Enable
Note: Before changing this field value, see
for the correct procedure to follow.
RW
1
2
IDLE_SEQ
Indicates which IDLE sequence is active
0 = IDLE1 (RapidIO Gen1) is active
1 = IDLE2 (RapidIO Gen2) is active
RO
1
3:4
Reserved
Reserved. Bit 4 is defined as FLOW_CTL_MODE in the
RapidIO Specification (Rev. 2.1). For more information on the
CPS-1848’s implementation of this bit, see RX_FC in the
{0..17} Status and Control Register
RO
0
5
OUTPUT_DROP
1 = The port discarded a packet at the output. Once set, it
remains set until a 1 is written to clear.
Note: OUTPUT_DROP cannot be set when the port is disabled
(
[PORT_DIS] is set to 1).
W1R
0