 H. Peter Anvin
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08d8d7d2c8
More cleanups of multi-version... still broken?!
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3 年之前 |
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H. Peter Anvin
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344ccf56d4
Fixes for dual version generator
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3 年之前 |
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H. Peter Anvin
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6db45e74e6
WIP: build both v1 and v2
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3 年之前 |
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H. Peter Anvin
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75a6dbc7fa
fpga: infrastructure for building v1 and v2 FPGA
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3 年之前 |
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H. Peter Anvin
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c21293d687
usb: use generated USB descriptors
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3 年之前 |
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H. Peter Anvin
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a99616cbc5
WIP: restructure USB using interfaces to be able to create more endpoints
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3 年之前 |
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H. Peter Anvin
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3dfb6626a1
More clock tree changes; fix rng oscillator sources
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3 年之前 |
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H. Peter Anvin
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ac8a492ba2
sdram: fix 8-bit ports; rename fw/ to rv32/ to avoid confusion
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3 年之前 |
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H. Peter Anvin
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980eaf0400
Restructure clock tree; better sdram timing; random number generator
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3 年之前 |
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H. Peter Anvin
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cc37f87c67
sdram: rewrite as parameterized ports; usb: add USB core for testing
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3 年之前 |
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H. Peter Anvin
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0edc64a9c8
abcio, abcdisk: revamp callback interface, fix abcdisk state machine
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4 年之前 |
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H. Peter Anvin
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4a0966e759
abcbus: put the I/O status register (INP 1) in a separate SRAM
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4 年之前 |
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H. Peter Anvin
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ec99762a84
Use waitirq rather than suspending a memory transaction for SD card
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4 年之前 |
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H. Peter Anvin
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56753cd6a3
abcbus: move abcbus to separate module; add I/O status register
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4 年之前 |
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H. Peter Anvin
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f6f9bf7ede
Add i2c unit
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4 年之前 |
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H. Peter Anvin
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8368aa9534
fpga: parameterize the rtc_32khz workaround
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4 年之前 |
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H. Peter Anvin
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c40501f76e
SDRAM access from the ABC-bus
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4 年之前 |
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H. Peter Anvin
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518503fa99
iodev: centralize definitions and auto-generate boiler plate code
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4 年之前 |
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H. Peter Anvin
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bcefeb445b
Switch to aggressive optimization to improve timing
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4 年之前 |
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H. Peter Anvin
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f48fe1c4cf
fpga: disable pull resistors for SPI to flash chip
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4 年之前 |
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H. Peter Anvin
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6a406133f0
Add sdcard and sysclock units; reshuffle address map
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4 年之前 |
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H. Peter Anvin
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65f412c5d0
Add sdcard unit; currently SPI based
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4 年之前 |
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H. Peter Anvin
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e3d2be2211
fpga: don't generate .jam file
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4 年之前 |
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H. Peter Anvin
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269914ae92
Remove .jam file - it is text and so messes up diffs; unused
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4 年之前 |
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H. Peter Anvin
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152a913007
qsf: add spirom.sv; update boot.mif
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4 年之前 |
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H. Peter Anvin
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42f4ad6376
Make downloader work; use PLL for SDRAM clock offset
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4 年之前 |
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H. Peter Anvin
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445c3542f1
Makefile target to really strip Signaltap from max80.qsf
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4 年之前 |
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H. Peter Anvin
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f476073603
SPI ROM -> SDRAM download unit (not quite working yet?)
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4 年之前 |
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H. Peter Anvin
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9e0713c926
sdram: remove misaligned handling
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4 年之前 |
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H. Peter Anvin
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115e7850e2
tty: actually clock tty unit; alternative serial port on GPIO
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4 年之前 |
