mkdir -p xst/projnav.tmp/ xst -intstyle ise -ifn nexys3.xst -ofn nexys3.syr Reading design: nexys3.prj ========================================================================= * HDL Parsing * ========================================================================= Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/zpu_config.vhd" into library work Parsing package <zpu_config>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpupkg.vhd" into library work Parsing package <zpupkg>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/zpuino_config.vhd" into library work Parsing package <zpuino_config>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuinopkg.vhd" into library work Parsing package <zpuinopkg>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/prescaler.vhd" into library work Parsing entity <prescaler>. Parsing architecture <behave> of entity <prescaler>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/uart_brgen.vhd" into library work Parsing entity <uart_brgen>. Parsing architecture <behave> of entity <uart_brgen>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/tx_unit.vhd" into library work Parsing entity <TxUnit>. Parsing architecture <Behaviour> of entity <txunit>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/timer.vhd" into library work Parsing entity <timer>. Parsing architecture <behave> of entity <timer>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/spiclkgen.vhd" into library work Parsing entity <spiclkgen>. Parsing architecture <behave> of entity <spiclkgen>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/spi.vhd" into library work Parsing entity <spi>. Parsing architecture <behave> of entity <spi>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart_rx.vhd" into library work Parsing entity <zpuino_uart_rx>. Parsing architecture <behave> of entity <zpuino_uart_rx>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart_mv_filter.vhd" into library work Parsing entity <zpuino_uart_mv_filter>. Parsing architecture <behave> of entity <zpuino_uart_mv_filter>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/fifo.vhd" into library work Parsing entity <fifo>. Parsing architecture <behave> of entity <fifo>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/prom-generic-dp-32.vhd" into library work Parsing entity <prom_generic_dualport>. Parsing architecture <behave> of entity <prom_generic_dualport>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart.vhd" into library work Parsing entity <zpuino_uart>. Parsing architecture <behave> of entity <zpuino_uart>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_timers.vhd" into library work Parsing entity <zpuino_timers>. Parsing architecture <behave> of entity <zpuino_timers>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_spi.vhd" into library work Parsing entity <zpuino_spi>. Parsing architecture <behave> of entity <zpuino_spi>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_sigmadelta.vhd" into library work Parsing entity <zpuino_sigmadelta>. Parsing architecture <behave> of entity <zpuino_sigmadelta>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_intr.vhd" into library work Parsing entity <zpuino_intr>. Parsing architecture <behave> of entity <zpuino_intr>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" into library work Parsing entity <zpuino_gpio>. Parsing architecture <behave> of entity <zpuino_gpio>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_serialreset.vhd" into library work Parsing entity <zpuino_serialreset>. Parsing architecture <behave> of entity <zpuino_serialreset>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_crc16.vhd" into library work Parsing entity <zpuino_crc16>. Parsing architecture <behave> of entity <zpuino_crc16>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_adc.vhd" into library work Parsing entity <zpuino_adc>. Parsing architecture <behave> of entity <zpuino_adc>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_empty_device.vhd" into library work Parsing entity <zpuino_empty_device>. Parsing architecture <behave> of entity <zpuino_empty_device>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/dualport_ram.vhd" into library work Parsing entity <dualport_ram>. Parsing architecture <behave> of entity <dualport_ram>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wishbonepkg.vhd" into library work Parsing package <wishbonepkg>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpu_core_extreme.vhd" into library work Parsing entity <zpu_core_extreme>. Parsing architecture <behave> of entity <zpu_core_extreme>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_io.vhd" into library work Parsing entity <zpuino_io>. Parsing architecture <behave> of entity <zpuino_io>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_top.vhd" into library work Parsing entity <zpuino_top>. Parsing architecture <behave> of entity <zpuino_top>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/clkgen.vhd" into library work Parsing entity <clkgen>. Parsing architecture <behave> of entity <clkgen>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/stack.vhd" into library work Parsing entity <zpuino_stack>. Parsing architecture <behave> of entity <zpuino_stack>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/pad.vhd" into library work Parsing package <pad>. Parsing entity <isync>. Parsing architecture <behave> of entity <isync>. Parsing entity <iopad>. Parsing architecture <behave> of entity <iopad>. Parsing entity <ipad>. Parsing architecture <behave> of entity <ipad>. Parsing entity <opad>. Parsing architecture <behave> of entity <opad>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" into library work Parsing entity <nexys3_top>. Parsing architecture <behave> of entity <nexys3_top>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/sram_ctrl.vhd" into library work Parsing entity <sram_ctrl>. Parsing architecture <behave> of entity <sram_ctrl>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/cachefill.vhd" into library work Parsing entity <cachefill>. Parsing architecture <behave> of entity <cachefill>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_vga2.vhd" into library work Parsing entity <zpuino_vga2>. Parsing architecture <behave> of entity <zpuino_vga2>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wbarb2_1.vhd" into library work Parsing entity <wbarb2_1>. Parsing architecture <behave> of entity <wbarb2_1>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wbmux2.vhd" into library work Parsing entity <wbmux2>. Parsing architecture <behave> of entity <wbmux2>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wb_rom_ram.vhd" into library work Parsing entity <wb_rom_ram>. Parsing architecture <behave> of entity <wb_rom_ram>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wb_char_ram_8x8.vhd" into library work Parsing entity <wb_char_ram_8x8>. Parsing architecture <behave> of entity <wb_char_ram_8x8>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wishbonepkg.vhd" into library work Parsing package <wishbonepkg>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/shifter.vhd" into library work Parsing entity <lshifter>. Parsing architecture <behave> of entity <lshifter>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/mult.vhd" into library work Parsing entity <multiplier>. Parsing architecture <behave> of entity <multiplier>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/pulse.vhd" into library work Parsing entity <pulse>. Parsing architecture <behave> of entity <pulse>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_debug_core.vhd" into library work Parsing entity <zpuino_debug_core>. Parsing architecture <behave> of entity <zpuino_debug_core>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_debug_jtag.vhd" into library work Parsing entity <zpuino_debug_jtag>. Parsing architecture <behave> of entity <zpuino_debug_jtag>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_debug_spartan6.vhd" into library work Parsing entity <zpuino_debug_spartan6>. Parsing architecture <behave> of entity <zpuino_debug_spartan6>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/jtag_chain.vhd" into library work Parsing entity <jtag_chain>. Parsing architecture <behave> of entity <jtag_chain>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/gh_vhdl_lib/memory/gh_fifo_async_rrd_sr_wf.vhd" into library work Parsing entity <gh_fifo_async_rrd_sr_wf>. Parsing architecture <a> of entity <gh_fifo_async_rrd_sr_wf>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/gh_vhdl_lib/memory/gh_sram_1wp_2rp_sc.vhd" into library work Parsing entity <gh_sram_1wp_2rp_sc>. Parsing architecture <a> of entity <gh_sram_1wp_2rp_sc>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/gh_vhdl_lib/custom_MSI/gh_binary2gray.vhd" into library work Parsing entity <gh_binary2gray>. Parsing architecture <a> of entity <gh_binary2gray>. Parsing VHDL file "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/gh_vhdl_lib/custom_MSI/gh_gray2binary.vhd" into library work Parsing entity <gh_gray2binary>. Parsing architecture <a> of entity <gh_gray2binary>. ========================================================================= * HDL Elaboration * ========================================================================= Elaborating entity <nexys3_top> (architecture <behave>) from library <work>. Elaborating entity <zpuino_serialreset> (architecture <behave>) with generics from library <work>. Elaborating entity <clkgen> (architecture <behave>) from library <work>. Elaborating entity <iopad> (architecture <behave>) from library <work>. Elaborating entity <isync> (architecture <behave>) from library <work>. Elaborating entity <opad> (architecture <behave>) from library <work>. Elaborating entity <ipad> (architecture <behave>) from library <work>. Elaborating entity <zpuino_top> (architecture <behave>) from library <work>. Elaborating entity <zpu_core_extreme> (architecture <behave>) from library <work>. Elaborating entity <lshifter> (architecture <behave>) with generics from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/shifter.vhd" Line 81. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpu_core_extreme.vhd" Line 405. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpu_core_extreme.vhd" Line 1307. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpu_core_extreme.vhd" Line 1391. Case statement is complete. others clause is never selected WARNING:HDLCompiler:1127 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpu_core_extreme.vhd" Line 883: Assignment to instruction_executed ignored, since the identifier is never used Elaborating entity <zpuino_stack> (architecture <behave>) from library <work>. WARNING:HDLCompiler:871 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/stack.vhd" Line 31: Using initial value "0000" for dipa since it is never assigned Elaborating entity <wb_rom_ram> (architecture <behave>) from library <work>. Elaborating entity <dualport_ram> (architecture <behave>) with generics from library <work>. WARNING:HDLCompiler:1127 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/dualport_ram.vhd" Line 96: Assignment to memawriteenable_i ignored, since the identifier is never used WARNING:HDLCompiler:1127 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/dualport_ram.vhd" Line 97: Assignment to membwriteenable_i ignored, since the identifier is never used Elaborating entity <prom_generic_dualport> (architecture <behave>) from library <work>. Elaborating entity <zpuino_debug_core> (architecture <behave>) from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_debug_core.vhd" Line 183. Case statement is complete. others clause is never selected Elaborating entity <zpuino_io> (architecture <behave>) from library <work>. Elaborating entity <zpuino_intr> (architecture <behave>) with generics from library <work>. WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_io.vhd" Line 76: Net <ivecs[17]> does not have a driver. Elaborating entity <wbmux2> (architecture <behave>) with generics from library <work>. Elaborating entity <wbarb2_1> (architecture <behave>) with generics from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wbarb2_1.vhd" Line 92. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/wbarb2_1.vhd" Line 119. Case statement is complete. others clause is never selected WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_top.vhd" Line 298: Net <rom_wb_adr_i[27]> does not have a driver. Elaborating entity <zpuino_spi> (architecture <behave>) from library <work>. Elaborating entity <spi> (architecture <behave>) from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/spi.vhd" Line 115. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/spi.vhd" Line 156. Case statement is complete. others clause is never selected Elaborating entity <spiclkgen> (architecture <behave>) from library <work>. Elaborating entity <prescaler> (architecture <behave>) from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/prescaler.vhd" Line 137. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_spi.vhd" Line 255. Case statement is complete. others clause is never selected Elaborating entity <zpuino_uart> (architecture <behave>) with generics from library <work>. WARNING:HDLCompiler:871 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart.vhd" Line 122: Using initial value "0000000000001111" for divider_tx since it is never assigned Elaborating entity <zpuino_uart_rx> (architecture <behave>) from library <work>. Elaborating entity <zpuino_uart_mv_filter> (architecture <behave>) with generics from library <work>. Elaborating entity <uart_brgen> (architecture <behave>) from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart_rx.vhd" Line 193. Case statement is complete. others clause is never selected WARNING:HDLCompiler:1127 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart_rx.vhd" Line 139: Assignment to start ignored, since the identifier is never used Elaborating entity <TxUnit> (architecture <Behaviour>) from library <work>. Elaborating entity <fifo> (architecture <behave>) with generics from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_uart.vhd" Line 244. Case statement is complete. others clause is never selected Elaborating entity <zpuino_gpio> (architecture <behave>) with generics from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 158. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 171. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 184. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 217. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 229. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 242. Case statement is complete. others clause is never selected WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_gpio.vhd" Line 89: Net <gpio_i_q[127]> does not have a driver. Elaborating entity <zpuino_timers> (architecture <behave>) with generics from library <work>. Elaborating entity <timer> (architecture <behave>) with generics from library <work>. WARNING:HDLCompiler:92 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/timer.vhd" Line 231: do_interrupt should be on the sensitivity list of the process WARNING:HDLCompiler:92 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/timer.vhd" Line 258: tmr0_prescale_event should be on the sensitivity list of the process INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/timer.vhd" Line 297. Case statement is complete. others clause is never selected Elaborating entity <timer> (architecture <behave>) with generics from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/timer.vhd" Line 310. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_timers.vhd" Line 179. Case statement is complete. others clause is never selected Elaborating entity <zpuino_sigmadelta> (architecture <behave>) from library <work>. INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_sigmadelta.vhd" Line 136. Case statement is complete. others clause is never selected INFO:HDLCompiler:679 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/zpuino_sigmadelta.vhd" Line 138. Case statement is complete. others clause is never selected Elaborating entity <zpuino_crc16> (architecture <behave>) from library <work>. Elaborating entity <zpuino_empty_device> (architecture <behave>) from library <work>. ERROR:HDLCompiler:636 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" Line 365: Net <gpio_o[52]> is already driven by input port <I>. INFO - You can change the severity of this error message to warning using switch -change_error_to_warning "HDLCompiler:636" Driver 0: gpio_inst/gpio_o[52] driven by output signal gpio_o[52] of instance Flip-Flop (gpio_inst). Driver 0: gpio_inst/gpio_o[51] driven by output signal gpio_o[51] of instance Flip-Flop (gpio_inst). Driver 0: gpio_inst/gpio_o[50] driven by output signal gpio_o[50] of instance Flip-Flop (gpio_inst). Driver 0: gpio_inst/gpio_o[49] driven by output signal gpio_o[49] of instance Flip-Flop (gpio_inst). WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" Line 120: Net <gpio_i[56]> does not have a driver. WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" Line 134: Net <slot_read[4][31]> does not have a driver. WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" Line 137: Net <slot_ack[4]> does not have a driver. WARNING:HDLCompiler:634 - "/mnt/scratch/ZPUino-HDL/zpu/hdl/zpuino/boards/nexys3/S6LX16/nexys3_top.vhd" Line 138: Net <slot_interrupt[8]> does not have a driver. --> Total memory usage is 140072 kilobytes Number of errors : 1 ( 0 filtered) Number of warnings : 15 ( 0 filtered) Number of infos : 0 ( 0 filtered) make: *** [nexys3.ngc] Error 6