[cfarm-users] What hardware in GCC22

[Petar Jovanovic]

On Sat, Oct 20, 2018 at 6:53 PM Jeffrey Walton via cfarm-users
<cfarm-users at lists.tetaneutral.net> wrote:
> I think I found a reference at
> https://en.wikipedia.org/wiki/List_of_MIPS_architecture_processors .
>

MSA is an optional extension for MIPS32/64 R5 revisions or later.

Kernel will report support for it in "ASEs implemented" section in
cpuinfo (look for "msa").

For instance, here is the information from ELISE Elvees board:

$ cat /proc/cpuinfo
system type        : IMG Cashew SoC
machine            : ELISE Board r2.5
processor        : 0
cpu model        : MIPS P5600 V3.0  FPU V2.0
BogoMIPS        : 1197.05
wait instruction    : yes
microsecond timers    : yes
tlb_entries        : 576
extra interrupt vector    : yes
hardware watchpoint    : yes, count: 4, address/irw mask: [0x0ffc,
0x0ffc, 0x0ffb, 0x0ffb]
isa            : mips1 mips2 mips32r1 mips32r2
ASEs implemented    : vz msa eva
shadow register sets    : 1
kscratch registers    : 3
package            : 0
core            : 0
VCED exceptions        : not available
VCEI exceptions        : not available

processor        : 1
cpu model        : MIPS P5600 V3.0  FPU V2.0
BogoMIPS        : 1202.17
wait instruction    : yes
microsecond timers    : yes
tlb_entries        : 576
extra interrupt vector    : yes
hardware watchpoint    : yes, count: 4, address/irw mask: [0x0ffc,
0x0ffc, 0x0ffb, 0x0ffb]
isa            : mips1 mips2 mips32r1 mips32r2
ASEs implemented    : vz msa eva
shadow register sets    : 1
kscratch registers    : 3
package            : 0
core            : 1
VCED exceptions        : not available
VCEI exceptions        : not available