 H. Peter Anvin
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ee45852b85
Full infrastructure for updating flash via JTAG SVF
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2 سال پیش |
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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 سال پیش |
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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 سال پیش |
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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 سال پیش |
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H. Peter Anvin
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e5070d268e
spirom: implement 1-bit DMA mode
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2 سال پیش |
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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 سال پیش |
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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 سال پیش |
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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 سال پیش |
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H. Peter Anvin
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63c8bc2ec8
sdram: fix signal timing that broke dram bss zeroing.
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3 سال پیش |
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H. Peter Anvin
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778a7b2ded
spirom: restructure handshake signals
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3 سال پیش |
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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 سال پیش |
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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 سال پیش |
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H. Peter Anvin
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f24cac3c43
fpga: lint code to make ModelSim RTL simulation work again
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3 سال پیش |
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H. Peter Anvin
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0723ccd8b7
spirom: control the spi_sck buffer on the negative edge
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3 سال پیش |
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H. Peter Anvin
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dd69eafb99
Many timing fixes; better IRQ handling for abcbus
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3 سال پیش |
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H. Peter Anvin
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6ae39aaf12
Make romcopy device programmable and able to zero memory
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3 سال پیش |
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H. Peter Anvin
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0b0eec607b
spirom: fix data corruption on reader stall
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3 سال پیش |
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H. Peter Anvin
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1f822e260c
Change onboard fast SRAM from 8K to 32K
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3 سال پیش |
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H. Peter Anvin
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03019163e4
spirom: revert uploader to arbitrary 8*n-byte bursts
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3 سال پیش |
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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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3 سال پیش |
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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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3 سال پیش |
