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improved timing, added timing constraints, got rid of CLK_33M

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Design compiles and runs, but still has issues with different screen resolutions and video clocks
This commit is contained in:
Markus Fröschle
2015-09-23 09:49:05 +00:00
parent d36384ce75
commit 011567d9c4
19 changed files with 1631 additions and 1519 deletions
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150
FPGA_quartus_ori/firebee1.sdc
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@@ -19,7 +19,7 @@
## PROGRAM "Quartus II"
## VERSION "Version 13.1.4 Build 182 03/12/2014 SJ Web Edition"
## DATE "Sun Sep 20 21:23:37 2015"
## DATE "Mon Sep 21 20:39:03 2015"
##
## DEVICE "EP3C40F484C6"
@@ -40,13 +40,47 @@ set_time_format -unit ns -decimal_places 3
create_clock -name {MAIN_CLK} -period 30.303 -waveform { 0.000 15.151 } [get_ports {MAIN_CLK}]
# Clocks used:
# MAIN_CLK 33MHz
#
# PLL1: i_mfp_acia_clk_pll
# input: MAIN_CLK
# c0: 500 kHz
# c1: 2.4576 MHz
# c2: 24.576 MHz
#
# PLL2: i_ddr_clock_pll
# input: MAIN_CLK
# c0: 132 MHz
# c1: 132 MHz
# c2: 132 MHz
# c3: 132 MHz
# c4: 66 MHz
#
# PLL3: i_atari_clk_pll
# input: MAIN_CLK
# c0: 2 MHz
# c1: 16 MHz
# c2: 25 MHz
# c3: 48 MHz
#
# PLL4_ i_video_clk_pll
# input: USB_CLK (48 MHz, PLL3 c3)
# c0: 96 MHz, programmable in 1MHz steps
#
#**************************************************************
# Create Generated Clock
#**************************************************************
derive_pll_clocks
# PIXEL_CLK is either
# CLK13M, CLK17M, CLK25M, CLK33M or CLK_VIDEO
# where CLK13M is half of CLK25M,
# CLK17M is half of CLK33M and CLK_VIDEO is the freely programmable
# clock of i_video_clk_pll
#
#**************************************************************
# Set Clock Latency
@@ -58,21 +92,23 @@ derive_pll_clocks
# Set Clock Uncertainty
#**************************************************************
set_clock_uncertainty -rise_from [get_clocks {MAIN_CLK}] -rise_to [get_clocks {MAIN_CLK}] 0.100
set_clock_uncertainty -rise_from [get_clocks {MAIN_CLK}] -fall_to [get_clocks {MAIN_CLK}] 0.100
set_clock_uncertainty -rise_from [get_clocks {MAIN_CLK}] -rise_to [get_clocks {MAIN_CLK}] 2.00
set_clock_uncertainty -rise_from [get_clocks {MAIN_CLK}] -fall_to [get_clocks {MAIN_CLK}] 2.00
derive_clock_uncertainty
#**************************************************************
# Set Input Delay
#**************************************************************
set_input_delay -add_delay -clock [get_clocks {MAIN_CLK}] 1.000 [get_ports {FB_AD[0]}]
#**************************************************************
# Set Output Delay
#**************************************************************
set_output_delay -add_delay -clock [get_clocks {MAIN_CLK}] 1.000 [get_ports {FB_AD[0]}]
#**************************************************************
@@ -85,52 +121,120 @@ derive_clock_uncertainty
# Set False Path
#**************************************************************
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_video_clock_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {i_video_clock_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_video_clock_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}]
set_false_path -from [get_clocks {i_video_clock_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_video_clock_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}]
#
# i_videl_clk is freely programmable
#
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
# MAIN_CLK to 16 MHz clk -> false_path
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}]
# MAIN_CLK to DDR clk and v.v.
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}]
set_false_path -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_mfp_acia_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {i_mfp_acia_clk_pll|altpll_component|auto_generated|pll1|clk[1]}] -to [get_clocks {MAIN_CLK}]
# 2 MHz to 33 MHz
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
# 16 MHz to 33 MHz
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}]
# 25 MHz to 33 MHz
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}]
set_false_path -from [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {MAIN_CLK}]
set_false_path -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_clocks {i_video_clk_pll|altpll_component|auto_generated|pll1|clk[0]}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[0]}]
set_false_path -from [get_keepers {*rdptr_g*}] -to [get_keepers {*ws_dgrp|dffpipe_id9:dffpipe17|dffe18a*}]
set_false_path -from [get_keepers {*delayed_wrptr_g*}] -to [get_keepers {*rs_dgwp|dffpipe_hd9:dffpipe12|dffe13a*}]
set_false_path -from [get_keepers {*rdptr_g*}] -to [get_keepers {*ws_dgrp|dffpipe_kd9:dffpipe15|dffe16a*}]
set_false_path -from [get_keepers {*delayed_wrptr_g*}] -to [get_keepers {*rs_dgwp|dffpipe_jd9:dffpipe12|dffe13a*}]
set_false_path -from [get_keepers {*rdptr_g*}] -to [get_keepers {*ws_dgrp|dffpipe_re9:dffpipe19|dffe20a*}]
set_false_path -from [get_keepers {Video:i_video|video_mod_mux_clutctr:i_video_mod_mux_clutctr|nBLANK}] -to [get_keepers {falconio_sdcard_ide_cf:i_falcon_io_sdcard_ide_cf|WF68901IP_TOP_SOC:I_MFP|WF68901IP_INTERRUPTS:I_INTERRUPTS|\EDGE_ENA:LOCK[3]}]
#**************************************************************
# Set Multicycle Path
#**************************************************************
set_multicycle_path -setup -start -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[2]}] 8
set_multicycle_path -setup -end -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_atari_clk_pll|altpll_component|auto_generated|pll1|clk[1]}] 4
set_multicycle_path -setup -end -from [get_keepers {Video:i_video|video_mod_mux_clutctr:i_video_mod_mux_clutctr|VDL_VMD[2]}] -to [get_keepers {Video:i_video|video_mod_mux_clutctr:i_video_mod_mux_clutctr|DPO_OFF}] 8
# Clocks used:
# MAIN_CLK 33MHz
#
# PLL1: i_mfp_acia_clk_pll
# input: MAIN_CLK
# c0: 500 kHz
# c1: 2.4576 MHz
# c2: 24.576 MHz
#
# PLL2: i_ddr_clock_pll
# input: MAIN_CLK
# c0: 132 MHz
# c1: 132 MHz
# c2: 132 MHz
# c3: 132 MHz
# c4: 66 MHz
#
# PLL3: i_atari_clk_pll
# input: MAIN_CLK
# c0: 2 MHz
# c1: 16 MHz
# c2: 25 MHz
# c3: 48 MHz
#
# PLL4_ i_video_clk_pll
# input: USB_CLK (48 MHz, PLL3 c3)
# c0: 96 MHz, programmable in 1MHz steps
# 66 MHz to 33 MHz
set_multicycle_path -setup -start -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}] 2
set_multicycle_path -hold -start -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}] 2
# 33 MHz to 66 MHz
set_multicycle_path -setup -end -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] 2
set_multicycle_path -hold -end -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] 2
# 132 MHz to 33 MHz
set_multicycle_path -setup -end -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}] 4
set_multicycle_path -hold -end -from [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] -to [get_clocks {MAIN_CLK}] 4
# 33 MHz to 132 MHz
set_multicycle_path -setup -start -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] 4
set_multicycle_path -hold -start -from [get_clocks {MAIN_CLK}] -to [get_clocks {i_ddr_clk_pll|altpll_component|auto_generated|pll1|clk[4]}] 4
#**************************************************************
# Set Maximum Delay
#**************************************************************
# from here to the end of the file statements are just an experiment
#set_max_delay 25 -from [get_ports {*}]
#**************************************************************
# Set Minimum Delay
#**************************************************************
#set_min_delay 0.5 -from [get_ports {*}]
#**************************************************************
# Set Input Transition
#**************************************************************
#set_input_delay -max -clock [get_clocks {MAIN_CLK}] [get_pins {*}] 25
#set_input_delay -min -clock [get_clocks {MAIN_CLK}] [get_pins {*}] .5
#set_output_delay -max -clock [get_clocks {MAIN_CLK}] [get_pins {*}] 25
#set_output_delay -min -clock [get_clocks {MAIN_CLK}] [get_pins {*}] .5