 H. Peter Anvin
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1917765d2f
picorv32: add support for multiple user CPU contexts
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2 lat temu |
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H. Peter Anvin
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9ac4e30722
time: synchronize all clocks: RTC, SNTP, ESP, FPGA/ABC
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2 lat temu |
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H. Peter Anvin
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aac953ed19
Implement FPGA <-> ESP32 communication path
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2 lat temu |
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H. Peter Anvin
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f1e04bf5c7
esp32 firmware image with support for OTA updates of both FPGA and ESP32
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2 lat temu |
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H. Peter Anvin
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0cdd243825
serial.sv: mer generell serieport med Rx och Tx
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2 lat temu |
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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 lat temu |
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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 lat temu |
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H. Peter Anvin
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e1c53dfb56
vjtag: allow both SRAM and DRAM to be accessed over VJTAG
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2 lat temu |
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H. Peter Anvin
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8ba4a1a3de
vjtag: fix "one bit behind" problem for write properly; use sys_clk
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2 lat temu |
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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 lat temu |
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H. Peter Anvin
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2ec75f1807
fpga: virtual JTAG interface
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2 lat temu |
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H. Peter Anvin
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6014b9c6d7
max80: fix timing bug that affected code execution from SDRAM
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2 lat temu |
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H. Peter Anvin
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20994e38da
LED: change sequence of LED on v2
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2 lat temu |
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H. Peter Anvin
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8eec9b9e0a
Timing improvements; allow SRAM to be read over JTAG
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2 lat temu |
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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 lat temu |
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H. Peter Anvin
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90f0cc21b5
Reset via BREAK on physical TTY or GPIO
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2 lat temu |
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H. Peter Anvin
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7dd7eb2ed7
usb: change "console" to "tty", with CON_ used for only the console
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2 lat temu |
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H. Peter Anvin
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af2600349c
usb: enable four ACM devices
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2 lat temu |
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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 lat temu |
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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 lat temu |
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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 lat temu |
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H. Peter Anvin
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81633591fa
v2: abc_host and abc_a_oe are redundant and unified in v2
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3 lat temu |
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H. Peter Anvin
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7c7d4cd52c
usb: set the device serial number
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3 lat temu |
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H. Peter Anvin
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08d8d7d2c8
More cleanups of multi-version... still broken?!
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3 lat temu |
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H. Peter Anvin
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344ccf56d4
Fixes for dual version generator
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3 lat temu |
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H. Peter Anvin
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6db45e74e6
WIP: build both v1 and v2
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3 lat temu |
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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 lat temu |
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H. Peter Anvin
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372899ea3b
Move most code to SDRAM; fix problems with code in SDRAM; cleanups
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3 lat temu |
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H. Peter Anvin
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de1566292f
clocks: centralize strobes; rng: shut down when not in use
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3 lat temu |
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H. Peter Anvin
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4e65673781
spirom: add support for sending arbitrary SPI commands
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3 lat temu |
