Chapter 5. Ip Core Interfaces - Altera Cyclone V User Manual

5–2
Figure 5–1
core. Signal names that include <a> also exist for functions 1 to 7.
Figure 5–1. Signals in the Cyclone V Hard IP for PCI Express with Avalon-ST Interface
Avalon-ST
Component
Specific
Avalon-ST
TX Port
Component
Specific
TX
Credit
Clocks
Reset &
Lock Status
ECC Error
Interrupt
(Endpoint)
Interrupts
(Root Port)
Completion
Interface
Cyclone V Hard IP for PCI Express
illustrates the top-level signals in Cyclone V Hard IP for PCI Express IP
Cyclone V Hard IP for PCI Express, Avalon-ST Interface
rx_st_data[63:0]
rx_st_sop
rx_st_eop
rx_st_ready
rx_st_valid
rx_st_err
rx_st_mask
rx_st_bar[7:0]
rx_st_be[7:0]
rx_bar_dec_func_num[2:0]
tx_st_data[63:0]
tx_st_sop
tx_st_eop
tx_st_ready
tx_st_valid
tx_st_err
tx_cred_datafccp[11:0]
tx_cred_datafcnp[11:0]
tx_cred_datafcp[11:0]
reconfig_fromxcvr[<n>70-1:0]
tx_cred_fchipons[5:0]
tx_cred_fcinfinite[5:0]
tx_cred_hdrfccp[7:0]
tx_cred_hdrfcnp[7:0]
tx_cred_hdrfcp[7:0]
ko_cpl_spc_header[7:0]
ko_cpl_spc_data[11:0]
refclk
pld_clk
coreclkout
npor
reset_status
pin_perst
sedes_pll_locked
fixedclk_locked
pld_core_ready
pld_clk_inuse
dlup
dlup_exit
ev128ns
ev1us
hotrst_exit
l2_exit
current_speed[1:0]
dl_ltssm[4:0]
derr_cor_ext_rcv0
derr_cor_ext_rcv1
derr_rpl
derr_cor_ext_rpl0
tl_app_msi_req
tl_app_msi_ack
tl_app_msi_tc[2:0]
tl_app_msi_num[4:0]
tl_app_msi_func[2:0]
tl_app_int<a>_sts
tl_app_int<a>_ack
tl_app_int<a>_funcnum[2:0]
int_status[3:0]
aer_msi_num[4:0]
pex_msi_num[4:0]
serr_out
cpl_err[6:0]
cpl_pending[7:0]
cpl_err_func[2:0]
tl_cfg_add[6:0]
tl_cfg_ctl[31:0]
tl_cfg_ctl_wr
tl_cfg_sts[122:0]
tl_cfg_sts_wr
tl_hpg_ctrler[4:0]
lmi_dout[31:0]
lmi_rden
lmi_wren
lmi_ack
lmi_addr[14:0]
lmi_din[31:0]
pme_to_cr
pme_to_sr
pm_event
pm_event_func[2:0]
pm_data[9:0]
pm_auxpwr
reconfig_toxcvr[<n>46-1:0]
busy_xcvr_reconfig
tx_out0
rx_in0
txdata0[7:0]
txdatak0
txdetectrx0
txelecidle0
txcompl0
rxpolarity0
powerdown0[1:0]
tx_deemph
rxdata0[7:0]
rxdatak0
rxvalid0
phystatus0
eidleinferset0[[2:0]
rxelecidle0
rxstatus0[2:0]
sim_ltssmstate[4:0]
sim_pipe_rate[1:0]
sim_pipe_pclk_in
test_in[31:0]
simu_mode_pipe
lane_act[3:0]
testin_zero
November 2011 Altera Corporation
Chapter 5: IP Core Interfaces
Transaction Layer
Configuration
LMI
Power
Managementt
Transceiver
Reconfiguration
Serial IF to PIPE
for internal PHY
x number of lanes
8-bit
PIPE
PIPE
Interface
Simulation
Only
Test
Interface