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3839 Commits

Author SHA1 Message Date
Florent Kermarrec badd992469 targets/sim: add EtherboneSoC target (allow accessing wishbone over in simulation with litex_server) 2018-09-19 19:17:32 +02:00
Florent Kermarrec 9c6f76f18c bios/sdram: mode sdhw() 2018-09-13 06:33:54 +02:00
Florent Kermarrec a44bedd557 bios/sdram: add missing #ifdef 2018-09-13 06:30:37 +02:00
Florent Kermarrec 0e68daebf3 targets: self.pll_sys --> pll_sys 2018-09-13 05:31:35 +02:00
Florent Kermarrec 1468b9f3ba bios/sdram: show all read scans when failing. 2018-09-13 05:26:51 +02:00
Florent Kermarrec 07e4c183cd cpu/lm32: re-enable multiplier/divider in minimal variant (does not seem to work correctly on hardware otherwise) 2018-09-12 06:02:23 +02:00
Florent Kermarrec df3f003ecd soc_sdram: update with litedram 2018-09-09 02:13:00 +02:00
enjoy-digital bebc667da6
Merge pull request #99 from cr1901/mk-copy-main-ram 
Add COPY_TO_MAIN_RAM generated Makefile variable to distinguish systems with/without "main_ram" region.
 2018-09-08 03:55:23 +02:00
William D. Jones bd70ba278b Add COPY_TO_MAIN_RAM generated Makefile variable to distinguish systems with/without main_ram region. 2018-09-07 21:49:24 -04:00
enjoy-digital 69716852f1
Merge pull request #100 from cr1901/tinyprog-fix 
lattice/programmer: Use --program-image option with tinyprog if addre…
 2018-09-08 03:48:04 +02:00
Florent Kermarrec 12a8944711 soc_sdram: revert vivado l2 cache workaround (still seems to cause issues on some cases...) 2018-09-07 11:51:17 +02:00
Florent Kermarrec 2b786065b1 targets: pass endianness to LiteEThMAC, tftp working with RISC-V, still need to fix txlen 2018-09-07 10:37:15 +02:00
William D. Jones c812321a93 lattice/programmer: Use --program-image option with tinyprog if address is given. 2018-09-07 04:05:49 -04:00
Jean-François Nguyen 26963d62fa libnet/microudp: (WIP) fix endianness issues 2018-09-06 18:43:55 +02:00
enjoy-digital d9d0320d7c
Merge pull request #98 from jfng/fix_typo 
fix typo and unused include
 2018-09-06 18:23:29 +02:00
Jean-François Nguyen 22c0131324 fix typo and unused include 2018-09-06 17:07:14 +02:00
Florent Kermarrec fb24ac0ecc cpu/minerva: add workaround on import until code is released 2018-09-06 16:40:30 +02:00
Florent Kermarrec 9cfae4dfde setup.py: create litex_sim exec to ease simulation 2018-09-06 08:48:14 +02:00
Jean-François Nguyen 8f377307d8 add Minerva support 2018-09-05 22:33:04 +02:00
Florent Kermarrec 1944289e64 litex_server: update pcie and remove bar_size parameter 2018-09-05 13:01:51 +02:00
Tim Ansell c5a2d6f3ec
Merge pull request #96 from cr1901/tinyfpga_bx 
build/platforms: Add TinyFPGA BX board and programmer.
 2018-09-03 20:49:33 -07:00
William D. Jones 2949262449 build/platforms: Add TinyFPGA BX board and programmer. 2018-09-03 23:39:40 -04:00
Tim Ansell 3cb754da74
Merge pull request #95 from cr1901/lm32-lite 
Add lm32 "lite" variant, remove mult/div from "minimal" and update compiler flags accordingly.
 2018-09-03 20:13:45 -07:00
William D. Jones ed507d618d Add lm32 "lite" variant, remove mult/div from "minimal" and update compiler flags accordingly. 2018-09-03 19:48:19 -04:00
Florent Kermarrec 28cd2da24e README: update 2018-08-31 08:44:22 +02:00
enjoy-digital 05c7b9daf4
Merge pull request #94 from cr1901/nextpnr 
lattice/icestorm: Add nextpnr pnr as alternate pnr tool.
 2018-08-28 11:46:35 +02:00
William D. Jones 7af89efc70 lattice/icestorm: Add nextpnr pnr as alternate pnr tool. 2018-08-28 05:17:32 -04:00
Tim Ansell 7a14b75cd6
Merge pull request #93 from phlipped/master 
Fix URL for liteUSB
 2018-08-24 14:08:28 +10:00
phlipped 8b51c44506
Fix URL for liteUSB 2018-08-24 14:03:16 +10:00
Tim Ansell 0074bb888c
Merge pull request #91 from cr1901/ignore-fix 
.gitignore: litex/build contains valid source, so exclude from .gitig…
 2018-08-23 13:17:40 +10:00
Tim Ansell ff908e404f
Merge pull request #92 from cr1901/l2-gate 
software/bios: Gate flush_l2_cache() if L2 Cache isn't present.
 2018-08-23 13:15:49 +10:00
William D. Jones dd480eb72c .gitignore: litex/build contains valid source, so exclude from .gitignore. 2018-08-22 23:04:20 -04:00
William D. Jones 3146109af3 software/bios: Gate flush_l2_cache() if L2 Cache isn't present. 2018-08-22 23:03:08 -04:00
Florent Kermarrec 759e7d4dc3 bios/sdram: improve/simplify read window selection 
Compute a score for each window and select the best
 2018-08-22 23:15:32 +02:00
Florent Kermarrec 09776b77e6 sim: run as root only when needed (ethernet module present) 2018-08-22 15:20:28 +02:00
Florent Kermarrec 06e835a3f8 builder: change call to get_sdram_phy_c_header and also pass timing_settings 2018-08-22 14:28:37 +02:00
Florent Kermarrec ee26f8c5ae soc_sdram: cosmetic 2018-08-22 13:40:22 +02:00
Florent Kermarrec 2db5424ae6 soc_sdram: vivado is now able to implement the l2_cache correctly (tested with vivado 2017.2 and >) 2018-08-22 13:28:23 +02:00
Florent Kermarrec 45e9a42c7e soc_core: add cpu_endianness 2018-08-21 19:10:22 +02:00
Florent Kermarrec 3877d0f111 builder: get_sdram_phy_header renamed to get_sdram_phy_c_header 2018-08-21 18:15:57 +02:00
Florent Kermarrec c64e44ef3f soc_sdram: use new LiteDRAMWishbone2Native and port.data_width 2018-08-21 14:52:28 +02:00
Florent Kermarrec 2eeccc5054 vexriscv: update 2018-08-21 11:04:15 +02:00
Florent Kermarrec eecc6f68ed soc/integration: move sdram_init to litedram 2018-08-20 15:36:51 +02:00
Florent Kermarrec 077f939169 Vexriscv: update csr-defs.h 2018-08-18 14:15:43 +02:00
Florent Kermarrec 4225c3b87c update Vexriscv 2018-08-18 14:14:00 +02:00
Florent Kermarrec 9547938527 bios/sdram: changes to ease manual read window selection 2018-08-18 13:45:22 +02:00
Florent Kermarrec a760322fbd litex_server: allow multiple clients to connect to the same server 2018-08-17 16:09:08 +02:00
Florent Kermarrec 8a69a47e7b cpu/lm32: add minimal variant with no i/d cache, pipelined barrel shifter and multiplier (useful to build SoC on small FPGAs like ice40) 2018-08-17 08:32:32 +02:00
Florent Kermarrec cb5b4ac468 bios/boot: flush all caches before running from ram 2018-08-16 19:47:43 +02:00
Florent Kermarrec 650ac18685 sim/verilator: catch ctrl-c on exit and revert default termios settings 2018-08-16 15:13:27 +02:00