power: Convert POWER specific syscalls to Guest ABI.

Jira Issue: https://gem5.atlassian.net/browse/GEM5-187

Change-Id: Icdf41a0e2bf910813250249eff7a9f1b54c60b22
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23204
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Maintainer: Gabe Black <gabeblack@google.com>
Tested-by: kokoro <noreply+kokoro@google.com>

diff --git a/src/arch/power/linux/process.cc b/src/arch/power/linux/process.cc
index 16685817a521abddbdcc584994e6896393611b8c..9f16e85c791f46b8f1cafe08efc6c8ed2360c942 100644 (file)
--- a/src/arch/power/linux/process.cc
+++ b/src/arch/power/linux/process.cc
@@ -76,11 +76,10 @@ PowerLinuxObjectFileLoader loader;
 
 /// Target uname() handler.
 static SyscallReturn
-unameFunc(SyscallDesc *desc, int callnum, ThreadContext *tc)
+unameFunc(SyscallDesc *desc, int callnum, ThreadContext *tc, Addr utsname)
 {
-    int index = 0;
     auto process = tc->getProcessPtr();
-    TypedBufferArg<Linux::utsname> name(process->getSyscallArg(tc, index));
+    TypedBufferArg<Linux::utsname> name(utsname);
 
     strcpy(name->sysname, "Linux");
     strcpy(name->nodename, "sim.gem5.org");