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dev: Added new Lupio-BLK Device

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This is a virtual block device that provides a disk-like interface
for second level storage.  It is implemented as a DMADevice, and
allows for the transfer of blocks from the block device to main
memory, and vice versa.

The following are the specifications regarding the LupIO-BLK:
https://gitlab.com/luplab/lupio/lupio-specs/-/blob/main/lupio-blk.md

Change-Id: Ifabc9b715fadb218e84952694d666b803e46e1f7
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/53033
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
This commit is contained in:
Melissa Jost
2021-08-30 15:42:43 -07:00
committed by melissa jost
parent 7422552458
commit dd3cdb69e4
4 changed files with 400 additions and 0 deletions
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3
src/dev/lupio/SConscript
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@@ -26,14 +26,17 @@
Import('*')
SimObject('LupioBLK.py', tags='riscv isa')
SimObject('LupioRNG.py', tags='riscv isa')
SimObject('LupioRTC.py', tags='riscv isa')
SimObject('LupioTTY.py', tags='riscv isa')
DebugFlag('LupioBLK')
DebugFlag('LupioRNG')
DebugFlag('LupioRTC')
DebugFlag('LupioTTY')
Source('lupio_blk.cc', tags='riscv isa')
Source('lupio_rng.cc', tags='riscv isa')
Source('lupio_rtc.cc', tags='riscv isa')
Source('lupio_tty.cc', tags='riscv isa')