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Commit Graph

  • e059b7cf09 Add timeout argument Olof Kindgren 2019-08-22 09:46:06 +02:00
  • 65eb89323a Replace wb_ram with servant_ram Olof Kindgren 2019-08-25 20:45:23 +02:00
  • d2cf7e547a Interrupt refactoring Olof Kindgren 2019-08-16 23:49:44 +02:00
  • 3c1582b7b2 Remove unused RVFI defines Olof Kindgren 2019-08-13 22:22:45 +02:00
  • 892388627c Speed up memory accesses Olof Kindgren 2019-08-10 23:27:00 +02:00
  • f754fffdac Make default target runnable Olof Kindgren 2019-07-29 08:40:15 +02:00
  • 71a1abe602 Add missing RVFI port Olof Kindgren 2019-07-16 23:42:10 +02:00
  • fb7c6c1458 Simplify csr_en logic Olof Kindgren 2019-07-14 01:03:04 +02:00
  • 31852f175d Simplify alu_cmp_eq control logic Olof Kindgren 2019-07-13 21:13:52 +02:00
  • af3b82f9ac Optimize take_branch condition Olof Kindgren 2019-07-08 22:37:52 +02:00
  • 88b199a97c Fix typo in service reset signal Olof Kindgren 2019-07-13 21:07:11 +02:00
  • 16c93a58ee Move mepc and mtval into RF memory Olof Kindgren 2019-07-07 23:08:26 +02:00
  • 93f7b582bb Remove unused localparam Olof Kindgren 2019-07-07 22:09:44 +02:00
  • 2fb56ac62d Update serv_top.v AlAlves 2019-06-26 16:49:01 +02:00
  • e107627e71 Reduce warnings Olof Kindgren 2019-06-24 15:22:08 +02:00
  • 4b371c533f Add nexys a7 support Olof Kindgren 2019-06-24 13:18:20 +02:00
  • fe9d2677ba Add SERV_CLEAR_RAM parameter Olof Kindgren 2019-06-24 11:22:06 +02:00
  • 70bdce9d8e Refactor gpio/uart output in tb Olof Kindgren 2019-06-24 10:35:22 +02:00
  • bad78b0bd7 Declare wires before use Olof Kindgren 2019-06-07 23:43:04 +02:00
  • cf7e516526 Refactor to separate serv and servant Olof Kindgren 2019-06-07 10:45:10 +02:00
  • c91a5a43c1 Update README.md Aliaksei Chapyzhenka 2019-06-07 14:19:37 -07:00
  • 42ac1e5e4d Store CSR in RF RAM Olof Kindgren 2019-03-18 12:16:31 +01:00
  • b0a062ae21 Speed up instruction fetching Olof Kindgren 2019-03-27 23:16:07 +01:00
  • bba836ad8c Fix width mismatches to make code verilator clean Olof Kindgren 2019-03-25 15:39:18 +01:00
  • 3438e0f172 Optimize mcause CSR Olof Kindgren 2019-03-20 17:35:17 +01:00
  • 6e91409990 Optimize alu eq check Olof Kindgren 2019-02-27 20:45:51 +01:00
  • a550137453 Use bufreg for shifter Olof Kindgren 2019-01-22 09:47:11 +01:00
  • 102936ba40 Add license file Olof Kindgren 2019-01-16 08:12:13 +01:00
  • fe33d6abdc Move dbus address handling to global bufreg Olof Kindgren 2019-01-15 07:57:47 +01:00
  • 9a97c535bd Use ring buffer for counter LSBs Olof Kindgren 2019-01-15 07:55:07 +01:00
  • 215da65e82 Optimize serv_mem_if Olof Kindgren 2019-01-14 08:58:42 +01:00
  • 6f4c85f16d Optimize alu_sub control flag Olof Kindgren 2019-01-14 08:52:06 +01:00
  • 45f6d408f8 Remove dead code Olof Kindgren 2019-01-14 08:50:45 +01:00
  • 3a68cc0e77 Improve critical path in ctrl Olof Kindgren 2019-01-12 22:33:31 +01:00
  • 813f9f4951 Rewrite CSR selection Olof Kindgren 2019-01-10 13:48:45 +01:00
  • f5a1590422 Remove duplicated adder+inverter Olof Kindgren 2018-12-26 23:41:49 +01:00
  • ba79ffdf0b Prevent writes to x0 Olof Kindgren 2018-12-25 13:44:38 +01:00
  • 8ae05ea4cf Rewrite immediate decoder Olof Kindgren 2018-12-14 07:35:03 +01:00
  • 78821c16b3 Optimize op_b selector Olof Kindgren 2018-12-14 06:12:00 +01:00
  • e3e616903e Optimize bool operations Olof Kindgren 2018-12-12 22:30:47 +01:00
  • 1d04ed9c50 Fix errors in core file Olof Kindgren 2018-12-16 08:48:48 +01:00
  • 4a224fc985 Fix failing compliance tests Olof Kindgren 2018-12-13 10:52:21 +01:00
  • 3f5c25d8f2 Silence LSE warnings Olof Kindgren 2018-12-12 21:20:44 +01:00
  • 09bb05071e Fix bugs and missing resets to pass formal Olof Kindgren 2018-12-11 22:05:32 +01:00
  • af1d4da8bf Fix rvfi logic Olof Kindgren 2018-12-11 22:02:03 +01:00
  • f52eb1931d Add info about some of serv's shortcomings Olof Kindgren 2018-12-08 00:16:35 +01:00
  • f627aee1a1 Syntax fixes to please Vivado Olof Kindgren 2018-12-07 23:20:47 +01:00
  • 468e99ac7c Syntax fixes to please Quartus Olof Kindgren 2018-12-07 22:55:55 +01:00
  • 6cd3d2d3ef Fix rvfi_insn Olof Kindgren 2018-12-06 23:47:52 +01:00
  • 836a013462 Fix clock generation Olof Kindgren 2018-12-06 22:12:03 +01:00
  • b569d08d02 Update documentation Olof Kindgren 2018-12-05 19:36:14 +01:00
  • fc82862e96 Add icepll generator and run tinyfpga BX at 32MHz Olof Kindgren 2018-12-03 12:26:17 +01:00
  • 16666c319e Update zephyr submodule Olof Kindgren 2018-11-26 23:17:21 +01:00
  • 7fabafa9cf Add sync example Olof Kindgren 2018-11-26 23:15:53 +01:00
  • 25791b10c2 Add memsize param to FPGA targets Olof Kindgren 2018-11-26 23:13:50 +01:00
  • cd983190b3 Interrupts working. Adding philosophers example Olof Kindgren 2018-11-26 23:03:40 +01:00
  • e1a883acc2 Add zephyr fork as submodule Olof Kindgren 2018-11-26 18:05:01 +01:00
  • 05640dfe30 Update README Olof Kindgren 2018-11-26 18:00:39 +01:00
  • 4649b7073f Update example applications Olof Kindgren 2018-11-26 18:00:29 +01:00
  • ec8252ea0a Add memsize parameter Olof Kindgren 2018-11-26 17:54:10 +01:00
  • 11a2195146 First attempt att interrupt support Olof Kindgren 2018-11-26 16:01:07 +01:00
  • 12039dec0e Add support for setting memory contents during synthesis Olof Kindgren 2018-11-26 09:49:08 +01:00
  • e1f5bcc4f3 Rewrite register file Olof Kindgren 2018-11-26 00:09:52 +01:00
  • a974320f46 Further optimizations Olof Kindgren 2018-11-23 21:26:49 +01:00
  • b8f5133267 Random optimizations Olof Kindgren 2018-11-23 13:59:07 +01:00
  • 1bbf8e3ce9 Synthesis fixes Olof Kindgren 2018-11-22 20:58:45 +01:00
  • 458d12c81d Remove dead code Olof Kindgren 2018-11-22 13:10:28 +01:00
  • f2e1e4a52b Add support for IceBreaker board Olof Kindgren 2018-11-22 13:03:23 +01:00
  • fa8def6e7a Rewrite immediate decoding Olof Kindgren 2018-11-22 13:02:51 +01:00
  • 94c7dab38d Addapt compliance_test printing to new signature format Olof Kindgren 2018-11-22 13:00:27 +01:00
  • 47b2db20c3 Remove missing file from .core Olof Kindgren 2018-11-21 13:33:54 +01:00
  • f15cab5458 Fix linter complaints Olof Kindgren 2018-11-21 13:25:37 +01:00
  • 079d973969 Cleanup Olof Kindgren 2018-11-21 13:22:55 +01:00
  • 9df2a0060b Use custom interconnect. Runs on hw Olof Kindgren 2018-11-21 12:55:44 +01:00
  • 6e034361d4 Add UART decoder Olof Kindgren 2018-11-19 09:42:42 +01:00
  • f7b396601f Cleanup Olof Kindgren 2018-11-18 23:15:32 +01:00
  • a1093451e5 Add draft README Olof Kindgren 2018-11-18 22:36:48 +01:00
  • c2c162c2dd Update after changes to riscv-compliance repo Olof Kindgren 2018-11-18 22:32:25 +01:00
  • 5db1864ba9 Add modified core dependencies Olof Kindgren 2018-11-18 22:31:53 +01:00
  • 530eaafdb9 Add riscv-target files Olof Kindgren 2018-11-18 21:48:00 +01:00
  • ff63519607 Temporary hack to blink LED on tinyfpga BX Olof Kindgren 2018-11-18 21:42:26 +01:00
  • 2062d084bf Disable GPIO output in verilator Olof Kindgren 2018-11-18 21:40:51 +01:00
  • 7666ac4092 synthesized netlist works Olof Kindgren 2018-11-18 13:05:38 +01:00
  • d4102f927f Synthesis fixes Olof Kindgren 2018-11-17 22:14:44 +01:00
  • 0362192769 Use internal reset Olof Kindgren 2018-11-17 22:06:10 +01:00
  • f66f82a57a Add explicit wire defs to ports Olof Kindgren 2018-11-17 21:30:03 +01:00
  • 0036756157 Pass compliance tests Olof Kindgren 2018-11-15 14:16:01 +01:00
  • 34fc93ba09 Fix misaligned jumps Olof Kindgren 2018-11-15 12:50:40 +01:00
  • f12f8ecf61 Remove MEM_WAIT state Olof Kindgren 2018-11-15 09:59:25 +01:00
  • 91cff7fdfc Merge COMPARE and SH_INIT states Olof Kindgren 2018-11-15 09:02:18 +01:00
  • aa0e3aa77e Handle misaligned jal Olof Kindgren 2018-11-15 08:49:29 +01:00
  • a92c933af1 csr, verilator, traps Olof Kindgren 2018-11-14 12:16:20 +01:00
  • c33d97d80f Update firmware Olof Kindgren 2018-11-09 21:28:27 +01:00
  • 3c98d35766 Change to wb interface Olof Kindgren 2018-11-09 21:26:13 +01:00
  • cbbdaed112 slli, srli, add, sll, sltiu, slt, xor, srl, sra, or, and Olof Kindgren 2018-11-02 13:48:08 +01:00
  • 8409aa4c4b lh, lw, lbu, lhu, sb, sh, slti Olof Kindgren 2018-11-01 22:51:51 +01:00
  • c90920d9b2 bge, bltu, bgeu Olof Kindgren 2018-11-01 09:35:49 +01:00
  • d4bbe17e78 jalr, blt Olof Kindgren 2018-10-31 14:51:28 +01:00
  • d4b2697761 auipc, sub Olof Kindgren 2018-10-30 23:33:28 +01:00
  • 96b1906676 bne, srai Olof Kindgren 2018-10-30 22:41:05 +01:00