Re: Which cpus are known to work on the mips64 branch?

[Martin Husemann <martin%duskware.de@localhost>]

On Thu, Jun 24, 2010 at 04:11:13PM +1000, Simon Burge wrote:
> I assume that the netbsd-5 mips64 branch still supports the O32 ABI?  A
> MIPS32 CPU will not run n32 binaries even, as those still require 64-bit
> regs.  What does file(1) say on your kernel binary?

I verified the kernel binary is o32 (readelf -h).

> Also, what is the instruction at 0x802a108c?  You can get that with
> "mipse?--netbsd-objdump -d netbsd" or a cross gdb if you have one built.

Duh, had a 0 in the address too much, so failed matching it when I looked at
it before sending the original mail:

802a1088 <_atomic_cas_32>:
802a1088:       c0880000        lwc0    $8,0(a0)
802a108c:       15050006        bne     t0,a1,802a10a8 <_atomic_cas_32+0x20>
802a1090:       00c0482d        0xc0482d
802a1094:       e0890000        swc0    $9,0(a0)
802a1098:       1120fffb        beqz    t1,802a1088 <_atomic_cas_32>
802a109c:       00000000        nop
802a10a0:       03e00008        jr      ra
802a10a4:       00a0102d        0xa0102d
802a10a8:       03e00008        jr      ra
802a10ac:       0100102d        0x100102d

Martin