 H. Peter Anvin
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ff236177cc
fpga/max80.qsf: remove duplicate entry for esp.sv
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2 лет назад |
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H. Peter Anvin
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053ccb0739
USB: fix data loss due to bad rewind on CRC error
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2 лет назад |
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H. Peter Anvin
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5328aa117d
fpga: parameterize USB max packet size
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2 лет назад |
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H. Peter Anvin
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50f7f572a3
WIP: ringbuffer system between ESP32 and FPGA
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2 лет назад |
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H. Peter Anvin
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aac953ed19
Implement FPGA <-> ESP32 communication path
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2 лет назад |
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H. Peter Anvin
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ee45852b85
Full infrastructure for updating flash via JTAG SVF
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2 лет назад |
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H. Peter Anvin
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6375646603
update: get closer to a working JTAG update infrastructure
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2 лет назад |
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H. Peter Anvin
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37de408c19
Allow the CPU to force an FPGA reload; vjtag improvement
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2 лет назад |
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H. Peter Anvin
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2ec75f1807
fpga: virtual JTAG interface
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2 лет назад |
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H. Peter Anvin
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8b67b5db30
spirom: fix SPI ROM I/O and data downloading
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2 лет назад |
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H. Peter Anvin
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29a9876c39
USB: I/O standards adjustment
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2 лет назад |
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H. Peter Anvin
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9471dad838
Move date stamp generation to fpga build; record SDRAM checksum
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2 лет назад |
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H. Peter Anvin
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adf6c39024
serial: simplify physical tty and make BREAK reset work
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2 лет назад |
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H. Peter Anvin
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7462426469
usb: use showahead on the Rx FIFO, but not the Tx FIFO
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2 лет назад |
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H. Peter Anvin
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808ba7c43c
usb: use a direct interface between the CPU and the USB FIFOs
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3 лет назад |
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H. Peter Anvin
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92d18543b8
tty: don't require DTR#; v2: output some clocks on gpio[135]
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3 лет назад |
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H. Peter Anvin
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60be2e1201
v2: v2 has a 16 MHz oscillator instead of 48 MHz
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3 лет назад |
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H. Peter Anvin
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08d8d7d2c8
More cleanups of multi-version... still broken?!
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3 лет назад |
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H. Peter Anvin
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344ccf56d4
Fixes for dual version generator
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3 лет назад |
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H. Peter Anvin
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6db45e74e6
WIP: build both v1 and v2
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3 лет назад |
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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 лет назад |
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H. Peter Anvin
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c21293d687
usb: use generated USB descriptors
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3 лет назад |
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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 лет назад |
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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 лет назад |
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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 лет назад |
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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 лет назад |
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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 лет назад |
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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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3 лет назад |
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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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3 лет назад |
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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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3 лет назад |
