[src/trunk]: src/sys/arch/sparc64/doc sun4v: update TODO with findings relate...

[palle <palle%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/681b576fc744
branches:  trunk
changeset: 953901:681b576fc744
user:      palle <palle%NetBSD.org@localhost>
date:      Tue Mar 23 19:13:46 2021 +0000

description:
sun4v: update TODO with findings related to crashes in user processes (pcbspill)

diffstat:

 sys/arch/sparc64/doc/TODO |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (21 lines):

diff -r 6bc25761f299 -r 681b576fc744 sys/arch/sparc64/doc/TODO
--- a/sys/arch/sparc64/doc/TODO Tue Mar 23 18:51:43 2021 +0000
+++ b/sys/arch/sparc64/doc/TODO Tue Mar 23 19:13:46 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: TODO,v 1.38 2021/03/16 20:11:30 palle Exp $ */
+/* $NetBSD: TODO,v 1.39 2021/03/23 19:13:46 palle Exp $ */
 
 Things to be done:
 
@@ -17,8 +17,9 @@
           - ldom virtual network interface (vnet) is working
             (verified by exiting sysinst and issuing a ping command)
           - the sysinst tool starts, disk setup is working,
-            but the process crashes when selecting network installtion method
-                (probably due to trashing of user proces registers)
+            but the process crashes when selecting network installation method
+                (the pcbspill function in locore.s incorrectly only spills one register
+                window even if more than one is are present)
         T2000 ldom with 8 VCPU and 4GB:
           On this platform it crashes in /sbin/init doing an access() call where %o0 is corrupted (zero)
 - idle handling - call hypervisor trap (openbsd code...??)