 H. Peter Anvin
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de6279a03d
fpga/abcbus: only sample for 80/800 on clock changes; allow override
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1 year ago |
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H. Peter Anvin
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0ccc916f7e
abcmem: implement XM# handling and ABC800MAC+"ROM hack" map switching
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1 year ago |
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H. Peter Anvin
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0115548fc0
rv32: use a dedicated interrupt stack
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1 year ago |
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H. Peter Anvin
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54aa67c9dd
esplink: change to 7 interrupt/status bits per direction
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2 years ago |
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H. Peter Anvin
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1725fbb91d
ESP32 code for FPGA link; test code and fixes
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2 years ago |
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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 years ago |
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H. Peter Anvin
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2ec75f1807
fpga: virtual JTAG interface
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2 years ago |
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H. Peter Anvin
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a0f8eb5820
Fix false positive ABC-bus memory overrun timer
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2 years ago |
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H. Peter Anvin
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0271d1979a
sdram: return start to the right subunit; add ABC-bus latency counter
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2 years ago |
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H. Peter Anvin
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5b686b909a
ioregs: export I/O register address as symbols
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2 years ago |
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H. Peter Anvin
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c48373f9a8
usb: handle SET_CONTROL_LINE_STATE USB messages
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2 years ago |
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H. Peter Anvin
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1db3d07425
PUN80 emulation, per-channel IRQ handlers, TTY IRQ polarity control
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2 years ago |
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H. Peter Anvin
|
7dd7eb2ed7
usb: change "console" to "tty", with CON_ used for only the console
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2 years ago |
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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 years ago |
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H. Peter Anvin
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7c7d4cd52c
usb: set the device serial number
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3 years ago |
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H. Peter Anvin
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778a7b2ded
spirom: restructure handshake signals
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3 years ago |
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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 years ago |
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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 years ago |
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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 years ago |
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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 years ago |
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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 years ago |
