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master
fpu-init
loadstore-init
core_debug-init
icache-unused-sig
icache-insn-u-state
dcache-unused-sig
unused-sig
divider-init
loadstore-pmu-init
icache-pmu-events
fpu-typo
less-fpga-init
caravel-mpw6-20220530
caravel-mpw5-20220323
caravel-mpw5-20220322
alt-reset-address
log2ceil-issue
fpu-constant
asic-3
boxarty-20211011
icbi-issue
orange-crab-freq
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cache-tlb-parameters-2
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microwatt/constraints/orange-crab-0.2.lpf

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LOCATE COMP "ext_clk" SITE "A9";
IOBUF PORT "ext_clk" IO_TYPE=LVCMOS33;
// LOCATE COMP "ext_rst_n" SITE "J2"; // io_13
// IOBUF PORT "ext_rst_n" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
// user_button as reset
LOCATE COMP "ext_rst_n" SITE "J17";
IOBUF PORT "ext_rst_n" IO_TYPE=SSTL135_I;
LOCATE COMP "usb_d_p" SITE "N1";
LOCATE COMP "usb_d_n" SITE "M2";
LOCATE COMP "usb_pullup" SITE "N2";
IOBUF PORT "usb_d_p" IO_TYPE=LVCMOS33;
IOBUF PORT "usb_d_n" IO_TYPE=LVCMOS33;
IOBUF PORT "usb_pullup" IO_TYPE=LVCMOS33;
LOCATE COMP "led0_g" SITE "M3";
LOCATE COMP "led0_r" SITE "K4";
LOCATE COMP "led0_b" SITE "J3";
IOBUF PORT "led0_g" IO_TYPE=LVCMOS33;
IOBUF PORT "led0_g" IO_TYPE=LVCMOS33;
IOBUF PORT "led0_b" IO_TYPE=LVCMOS33;
// discontinuous gpio numbers, match orangecrab litex platform
LOCATE COMP "pin_gpio_0" SITE "N17"; // tx
LOCATE COMP "pin_gpio_1" SITE "M18"; // rx
LOCATE COMP "pin_gpio_2" SITE "C10"; // sda
LOCATE COMP "pin_gpio_3" SITE "C9"; // scl
//
LOCATE COMP "pin_gpio_5" SITE "B10"; // io_5
LOCATE COMP "pin_gpio_6" SITE "B9"; // ...
//
LOCATE COMP "pin_gpio_9" SITE "C8"; //
LOCATE COMP "pin_gpio_10" SITE "B8"; //
LOCATE COMP "pin_gpio_11" SITE "A8"; //
LOCATE COMP "pin_gpio_12" SITE "H2"; //
LOCATE COMP "pin_gpio_13" SITE "J2"; // io_13
LOCATE COMP "pin_gpio_14" SITE "N15"; // miso
LOCATE COMP "pin_gpio_15" SITE "R17"; // sck
LOCATE COMP "pin_gpio_16" SITE "N16"; // mosi
LOCATE COMP "pin_io_a0" SITE "L4";
LOCATE COMP "pin_io_a1" SITE "N3";
LOCATE COMP "pin_io_a2" SITE "N4";
LOCATE COMP "pin_io_a3" SITE "H4";
LOCATE COMP "pin_io_a4" SITE "G4";
LOCATE COMP "pin_io_a5" SITE "T17";
IOBUF PORT "pin_gpio_0" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_1" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_2" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_3" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_5" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_6" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_9" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_10" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_11" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_12" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_13" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_14" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_15" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_gpio_16" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a0" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a1" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a2" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a3" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a4" IO_TYPE=LVCMOS33;
IOBUF PORT "pin_io_a5" IO_TYPE=LVCMOS33;
LOCATE COMP "ddram_a[0]" SITE "C4";
LOCATE COMP "ddram_a[1]" SITE "D2";
LOCATE COMP "ddram_a[2]" SITE "D3";
LOCATE COMP "ddram_a[3]" SITE "A3";
LOCATE COMP "ddram_a[4]" SITE "A4";
LOCATE COMP "ddram_a[5]" SITE "D4";
LOCATE COMP "ddram_a[6]" SITE "C3";
LOCATE COMP "ddram_a[7]" SITE "B2";
LOCATE COMP "ddram_a[8]" SITE "B1";
LOCATE COMP "ddram_a[9]" SITE "D1";
LOCATE COMP "ddram_a[10]" SITE "A7";
LOCATE COMP "ddram_a[11]" SITE "C2";
LOCATE COMP "ddram_a[12]" SITE "B6";
LOCATE COMP "ddram_a[13]" SITE "C1";
LOCATE COMP "ddram_a[14]" SITE "A2";
LOCATE COMP "ddram_a[15]" SITE "C7";
IOBUF PORT "ddram_a[0]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[1]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[2]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[3]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[4]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[5]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[6]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[7]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[8]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[9]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[10]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[11]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[12]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[13]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[14]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_a[15]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
LOCATE COMP "ddram_ba[0]" SITE "D6";
LOCATE COMP "ddram_ba[1]" SITE "B7";
LOCATE COMP "ddram_ba[2]" SITE "A6";
LOCATE COMP "ddram_cas_n" SITE "D13";
LOCATE COMP "ddram_cs_n" SITE "A12";
LOCATE COMP "ddram_dm[0]" SITE "D16";
LOCATE COMP "ddram_dm[1]" SITE "G16";
LOCATE COMP "ddram_ras_n" SITE "C12";
LOCATE COMP "ddram_we_n" SITE "B12";
IOBUF PORT "ddram_ba[0]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_ba[1]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_ba[2]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_cas_n" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_cs_n" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_dm[0]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_dm[1]" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_ras_n" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_we_n" IO_TYPE=SSTL135_I SLEWRATE=FAST;
// from litex platform, termination disabled to reduce heat
LOCATE COMP "ddram_dq[0]" SITE "C17";
LOCATE COMP "ddram_dq[1]" SITE "D15";
LOCATE COMP "ddram_dq[2]" SITE "B17";
LOCATE COMP "ddram_dq[3]" SITE "C16";
LOCATE COMP "ddram_dq[4]" SITE "A15";
LOCATE COMP "ddram_dq[5]" SITE "B13";
LOCATE COMP "ddram_dq[6]" SITE "A17";
LOCATE COMP "ddram_dq[7]" SITE "A13";
LOCATE COMP "ddram_dq[8]" SITE "F17";
LOCATE COMP "ddram_dq[9]" SITE "F16";
LOCATE COMP "ddram_dq[10]" SITE "G15";
LOCATE COMP "ddram_dq[11]" SITE "F15";
LOCATE COMP "ddram_dq[12]" SITE "J16";
LOCATE COMP "ddram_dq[13]" SITE "C18";
LOCATE COMP "ddram_dq[14]" SITE "H16";
LOCATE COMP "ddram_dq[15]" SITE "F18";
IOBUF PORT "ddram_dq[0]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[1]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[2]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[3]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[4]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[5]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[6]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[7]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[8]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[9]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[10]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[11]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[12]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[13]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[14]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
IOBUF PORT "ddram_dq[15]" IO_TYPE=SSTL135_I SLEWRATE=FAST TERMINATION=OFF;
LOCATE COMP "ddram_dqs_n[0]" SITE "A16";
LOCATE COMP "ddram_dqs_n[1]" SITE "H17";
LOCATE COMP "ddram_dqs_p[0]" SITE "B15";
LOCATE COMP "ddram_dqs_p[1]" SITE "G18";
IOBUF PORT "ddram_dqs_n[0]" IO_TYPE=SSTL135D_I SLEWRATE=FAST DIFFRESISTOR=100 TERMINATION=OFF;
IOBUF PORT "ddram_dqs_n[1]" IO_TYPE=SSTL135D_I SLEWRATE=FAST DIFFRESISTOR=100 TERMINATION=OFF;
IOBUF PORT "ddram_dqs_p[0]" IO_TYPE=SSTL135D_I SLEWRATE=FAST DIFFRESISTOR=100 TERMINATION=OFF;
IOBUF PORT "ddram_dqs_p[1]" IO_TYPE=SSTL135D_I SLEWRATE=FAST DIFFRESISTOR=100 TERMINATION=OFF;
LOCATE COMP "ddram_clk_p" SITE "J18";
LOCATE COMP "ddram_clk_n" SITE "K18";
IOBUF PORT "ddram_clk_p" IO_TYPE=SSTL135D_I SLEWRATE=FAST;
IOBUF PORT "ddram_clk_n" IO_TYPE=SSTL135D_I SLEWRATE=FAST;
LOCATE COMP "ddram_cke" SITE "D18";
LOCATE COMP "ddram_odt" SITE "C13";
LOCATE COMP "ddram_reset_n" SITE "L18";
IOBUF PORT "ddram_cke" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_odt" IO_TYPE=SSTL135_I SLEWRATE=FAST;
IOBUF PORT "ddram_reset_n" IO_TYPE=SSTL135_I SLEWRATE=FAST;
LOCATE COMP "ddram_vccio[0]" SITE "K16";
LOCATE COMP "ddram_vccio[1]" SITE "D17";
LOCATE COMP "ddram_vccio[2]" SITE "K15";
LOCATE COMP "ddram_vccio[3]" SITE "K17";
LOCATE COMP "ddram_vccio[4]" SITE "B18";
LOCATE COMP "ddram_vccio[5]" SITE "C6";
LOCATE COMP "ddram_gnd[0]" SITE "L15";
LOCATE COMP "ddram_gnd[1]" SITE "L16";
IOBUF PORT "ddram_vccio[0]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_vccio[1]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_vccio[2]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_vccio[3]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_vccio[4]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_vccio[5]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_gnd[0]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
IOBUF PORT "ddram_gnd[1]" IO_TYPE=SSTL135_II SLEWRATE=FAST;
// We use USRMCLK instead for clk
// LOCATE COMP "spi_flash_clk" SITE "U16";
// IOBUF PORT "spi_flash_clk" IO_TYPE=LVCMOS33;
LOCATE COMP "spi_flash_cs_n" SITE "U17";
IOBUF PORT "spi_flash_cs_n" IO_TYPE=LVCMOS33;
LOCATE COMP "spi_flash_mosi" SITE "U18";
IOBUF PORT "spi_flash_mosi" IO_TYPE=LVCMOS33;
LOCATE COMP "spi_flash_miso" SITE "T18";
IOBUF PORT "spi_flash_miso" IO_TYPE=LVCMOS33;
LOCATE COMP "spi_flash_wp_n" SITE "R18";
IOBUF PORT "spi_flash_wp_n" IO_TYPE=LVCMOS33;
LOCATE COMP "spi_flash_hold_n" SITE "N18";
IOBUF PORT "spi_flash_hold_n" IO_TYPE=LVCMOS33;
LOCATE COMP "sdcard_data[0]" SITE "J1";
LOCATE COMP "sdcard_data[1]" SITE "K3";
LOCATE COMP "sdcard_data[2]" SITE "L3";
LOCATE COMP "sdcard_data[3]" SITE "M1";
LOCATE COMP "sdcard_cmd" SITE "K2";
LOCATE COMP "sdcard_clk" SITE "K1";
LOCATE COMP "sdcard_cd" SITE "L1";
IOBUF PORT "sdcard_data[0]" IO_TYPE=LVCMOS33 SLEWRATE=FAST PULLMODE=UP;
IOBUF PORT "sdcard_data[1]" IO_TYPE=LVCMOS33 SLEWRATE=FAST PULLMODE=UP;
IOBUF PORT "sdcard_data[2]" IO_TYPE=LVCMOS33 SLEWRATE=FAST PULLMODE=UP;
IOBUF PORT "sdcard_data[3]" IO_TYPE=LVCMOS33 SLEWRATE=FAST PULLMODE=UP;
IOBUF PORT "sdcard_cmd" IO_TYPE=LVCMOS33 SLEWRATE=FAST PULLMODE=UP;
IOBUF PORT "sdcard_clk" IO_TYPE=LVCMOS33 SLEWRATE=FAST;
IOBUF PORT "sdcard_cd" IO_TYPE=LVCMOS33;
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