| 2022-04-16 |
Luke Kenneth Casson... | attempting to get VERSA_ECP5 and Icarus Sim to work...
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commit | commitdiff | tree |
| 2022-04-16 |
Luke Kenneth Casson... | add in extra delay-for-core in ECP5CRG
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commit | commitdiff | tree |
| 2022-04-15 |
Luke Kenneth Casson... | comment about UARTResource for orangecrab
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commit | commitdiff | tree |
| 2022-04-15 |
Luke Kenneth Casson... | checking simulation of Async DDR3
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commit | commitdiff | tree |
| 2022-04-15 |
Luke Kenneth Casson... | work-in-progress
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commit | commitdiff | tree |
| 2022-04-15 |
Luke Kenneth Casson... | reorg of the ECP5 Clock-Reset to be able to add
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | reduce versa_ecp5 clock freq to 50 mhz, reduce bit...
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | add default args in DDR3SoC
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | put fw_addr back to 0xff00_0000, xics.bin test passed
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | move firmware to address 0x0 to test microwatt xics.bin
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | wrap QSPI exploration in SYSCON check for QSPI
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | add DELAYG to icarus sim
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | bleh. add XICS_ICS and XICS_ICP but the patch is
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | flash read-and-dump
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | code-comments for when ASyncBridge is deployed
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | add new dram_clk_freq argument which does nothing for now
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | add an extra domain dramsync2x in preparation for
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | add a dramsync2x domain as well
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commit | commitdiff | tree |
| 2022-04-14 |
Luke Kenneth Casson... | move 2x-clock-and-dividing into separate function in...
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commit | commitdiff | tree |
| 2022-04-13 |
Luke Kenneth Casson... | annoying, coldboot.bin getting too big to fit into...
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commit | commitdiff | tree |
| 2022-04-13 |
Luke Kenneth Casson... | get microwatt-verilator sim running at different boot...
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commit | commitdiff | tree |
| 2022-04-12 |
Luke Kenneth Casson... | GAH jump to start of SPI Flash not the offset *in* SPI
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commit | commitdiff | tree |
| 2022-04-12 |
Luke Kenneth Casson... | move flash-first-phase-initialisation to separate function
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commit | commitdiff | tree |
| 2022-04-12 |
Luke Kenneth Casson... | make hello_world relocatable with BOOT_INIT_BASE define
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commit | commitdiff | tree |
| 2022-04-12 |
Luke Kenneth Casson... | add comments on locations where async bridge needs...
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | even more speedup possible on QSPI
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | hack offset into boot address as well
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | hmm go back to mtspr for now, also add explicit loading...
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | too big, shift down to 2MB offset
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | fix coldboot to boot from return address
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | hmm getting flags sorted out on coldboot link
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | annoying, read from wrong offset in SPI FLASH
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | make DRAM init conditional on whether it is detected...
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | put versa_ecp5 below 50 mhz as a bodge-way to stop...
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | set start to _start in hello_world lds script
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | sigh dump memory *at* address, not address itself
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | dump start of copied memory
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commit | commitdiff | tree |
| 2022-04-11 |
Luke Kenneth Casson... | speed up QSPI by putting it into way-faster mode
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commit | commitdiff | tree |
| 2022-04-10 |
Luke Kenneth Casson... | need to merge in tercel flash code
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commit | commitdiff | tree |
| 2022-04-10 |
Luke Kenneth Casson... | Revert "Wire up missing CRG / DDR3 clock control /...
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commit | commitdiff | tree |
| 2022-04-10 |
Luke Kenneth Casson... | Revert "Put sysclk2x back under system reset control"
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commit | commitdiff | tree |
| 2022-04-10 |
Luke Kenneth Casson... | attempting to sort out what looks like a stack overflow
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commit | commitdiff | tree |
| 2022-04-09 |
Luke Kenneth Casson... | add QSPI dump back in (smaller one) to check it is...
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commit | commitdiff | tree |
| 2022-04-09 |
Luke Kenneth Casson... | sigh use MEMORY_BASE which is at 0x0000_0000 and coincides...
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commit | commitdiff | tree |
| 2022-04-09 |
Luke Kenneth Casson... | shuffle addresses around a bit
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commit | commitdiff | tree |
| 2022-04-08 |
Luke Kenneth Casson... | add DRAM offset into SYSCON and jump to DRAM if flash...
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commit | commitdiff | tree |
| 2022-04-08 |
Luke Kenneth Casson... | add ELF reading to coldboot.c, move spi address to...
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commit | commitdiff | tree |
| 2022-04-08 |
Luke Kenneth Casson... | add read of SYSCON and entry for SPIFlash
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commit | commitdiff | tree |
| 2022-04-08 |
Luke Kenneth Casson... | up the delay-time on ddr3 reset, put loop around dram...
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commit | commitdiff | tree |
| 2022-04-08 |
Luke Kenneth Casson... | comment/80-char limit
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commit | commitdiff | tree |
| 2022-04-06 |
Luke Kenneth Casson... | add QSPI support to arty_a7
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | allow setting individual directions on QSPI dq0-dq3
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | write out firmware to correct location,
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | sigh put firmware.hex qspi file in correct place
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | increase power-on-delay for icarus sim to allow reset...
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | re-enable build of firmware in sim
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | disable ethmac for now, pass firmware.hex to cypress...
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commit | commitdiff | tree |
| 2022-04-04 |
Luke Kenneth Casson... | redo start address of firmware so it can be specified...
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commit | commitdiff | tree |
| 2022-03-31 |
Luke Kenneth Casson... | reduce number of params obtained on QSPI for icarus sim
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commit | commitdiff | tree |
| 2022-03-31 |
Luke Kenneth Casson... | got icarus verilog model of QSPI working and it returns...
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commit | commitdiff | tree |
| 2022-03-31 |
Luke Kenneth Casson... | whitespace cleanup
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commit | commitdiff | tree |
| 2022-03-31 |
Luke Kenneth Casson... | remove {err} feature from Tercel
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | add err wishbone feature to Tercel
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | add config-dump from SPI
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | remove clk from spi_flash,
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | add qspi module to arty_a7
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | quick-and-dirty QSPI read test
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | use nmigen_boards naming conventions for SPIFlash
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | update comments, link/setup of peripherals
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | add TODO comments about using platform.add_resources
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | whitespace cleanup, 80 char limit
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commit | commitdiff | tree |
| 2022-03-29 |
Luke Kenneth Casson... | add patch for n25q to fix model using fork/join, should...
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commit | commitdiff | tree |
| 2022-03-28 |
Luke Kenneth Casson... | quick memory test increasing by power-2 each time shows...
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commit | commitdiff | tree |
| 2022-03-27 |
Luke Kenneth Casson... | set reset from ResetSignal not straight to 1 for HyperRAM
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commit | commitdiff | tree |
| 2022-03-27 |
Luke Kenneth Casson... | try latency of 7 for winbond hyperram
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commit | commitdiff | tree |
| 2022-03-27 |
Luke Kenneth Casson... | add link to Winbond HyperRAM model
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commit | commitdiff | tree |
| 2022-03-27 |
Luke Kenneth Casson... | set upper CSns on HyperRAM to zero and set reset_n HI
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | add clock output on hyperram sim
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | add all 4 CSn lines for Quad HyperRAM PMOD
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | grr
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | reduce power-on-delay bits to 2 for icarus sim ecp5
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | remove switches from hyperram iverilog test
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | remove unneeded model variable
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | add missing ECP5 model OBZ.v and rename testbench
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | sort out platform IO pads for iverilog hyperram sim
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commit | commitdiff | tree |
| 2022-03-26 |
Luke Kenneth Casson... | add hyperram iverilog runner including s27kl0641.v...
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commit | commitdiff | tree |
| 2022-03-25 |
Luke Kenneth Casson... | rename ECP5 CRG, move source, remove duplicate version
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commit | commitdiff | tree |
| 2022-03-25 |
Luke Kenneth Casson... | up arty a7 frequency to 40 mhz
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commit | commitdiff | tree |
| 2022-03-25 |
Luke Kenneth Casson... | increase time for power-on-delay to 2^25 in ECP5
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commit | commitdiff | tree |
| 2022-03-25 |
Luke Kenneth Casson... | loop-test on hyperram read/write which needs carriage...
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commit | commitdiff | tree |
| 2022-03-24 |
Luke Kenneth Casson... | increase delay on ECP5 ulx3s
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commit | commitdiff | tree |
| 2022-03-24 |
Luke Kenneth Casson... | check ulx3s, add CRG support for ulx3s
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commit | commitdiff | tree |
| 2022-03-24 |
Luke Kenneth Casson... | establish power-on reset stabilisation for Arty A7...
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commit | commitdiff | tree |
| 2022-03-22 |
Luke Kenneth Casson... | add hack to modify VERSA_ECP5 85F platform to speed...
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commit | commitdiff | tree |
| 2022-03-22 |
Luke Kenneth Casson... | adding hyperram for arty a7 and also adding a workaround...
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commit | commitdiff | tree |
| 2022-03-20 |
Luke Kenneth Casson... | add microwatt hello_world source
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commit | commitdiff | tree |
| 2022-03-20 |
Luke Kenneth Casson... | crank A7 FPGA speed down to experiment
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commit | commitdiff | tree |
| 2022-03-20 |
Luke Kenneth Casson... | code-comments
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commit | commitdiff | tree |
| 2022-03-20 |
Luke Kenneth Casson... | fix Arty A7-100t PLL with quick demo
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commit | commitdiff | tree |
| 2022-03-20 |
Luke Kenneth Casson... | first cut at Arty A7 Clock-Reset-Generator with S7 PLL
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commit | commitdiff | tree |
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