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Get I2C bitbanging emulation working #3

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mithro opened this issue Mar 20, 2017 · 3 comments
Open

Get I2C bitbanging emulation working #3

mithro opened this issue Mar 20, 2017 · 3 comments

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@mithro
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mithro commented Mar 20, 2017

See the existing i2c bit banging stuff in qemu.

  • Needed for Opsis EEPROM
  • TOFE EEPROM
  • HDMI output EDID
  • Other?
@mithro
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mithro commented Mar 20, 2017

https://github.com/timvideos/qemu-litex/blob/master/hw/i2c/bitbang_i2c.h
https://github.com/timvideos/qemu-litex/blob/master/hw/i2c/bitbang_i2c.c
https://github.com/timvideos/qemu-litex/blob/master/hw/i2c/versatile_i2c.c

This was referenced Mar 20, 2017
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mithro commented Mar 21, 2017

Kind of working BitBanging can be found at mithro@cc20ffb

@mithro mithro mentioned this issue Apr 12, 2017
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mithro commented Apr 18, 2017

Branch started for rebase onto master and merging upstream - https://github.com/mithro/qemu/tree/litex-i2c

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