Discussion:
[Arm-netbook] sifive makes gnulinux running riscv cpu
r***@Safe-mail.net
2017-11-11 16:26:01 UTC
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https://www.sifive.com/products/risc-v-core-ip/u54-mc/

What can we expect from this cpu?
There is no gpu, you cannot get a board which has a display port?

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Luke Kenneth Casson Leighton
2017-11-21 04:25:36 UTC
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Post by r***@Safe-mail.net
https://www.sifive.com/products/risc-v-core-ip/u54-mc/
What can we expect from this cpu?
There is no gpu, you cannot get a board which has a display port?
yeh bizarre, isn't it? they basically expect you to use its external
bus to connect a (expensive) FPGA to, do the conversion to
something-or-other, and to connect an HDMI interface or RGB/TTL
interface etc. etc. yourself, implementing the display logic in a
hybrid of software-plus-FPGA.

or do connect a standard graphics card via PCIe.

each of which is an awful lot of work / money.

now, if *they* created a dev-kit which had that already *done*....
then... great!

l.

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Hendrik Boom
2017-11-21 03:22:27 UTC
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Post by Luke Kenneth Casson Leighton
Post by r***@Safe-mail.net
https://www.sifive.com/products/risc-v-core-ip/u54-mc/
What can we expect from this cpu?
There is no gpu, you cannot get a board which has a display port?
yeh bizarre, isn't it? they basically expect you to use its external
bus to connect a (expensive) FPGA to, do the conversion to
something-or-other, and to connect an HDMI interface or RGB/TTL
interface etc. etc. yourself, implementing the display logic in a
hybrid of software-plus-FPGA.
or do connect a standard graphics card via PCIe.
each of which is an awful lot of work / money.
now, if *they* created a dev-kit which had that already *done*....
then... great!
l.
If they have ethernet you could connect from another computer that
does have graphics using X. This doesn't make it *totally* useless.
It could be used in a headless server, for example -- a place where
you might need to avoid built-in spyware.

-- hendrik

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