8 files changed, 122 insertions, 100 deletions
diff --git a/emu/NetBSD/asm-power.S b/emu/NetBSD/asm-power.S
new file mode 100644
index 00000000..da40e825
--- /dev/null
+++ b/emu/NetBSD/asm-power.S
@@ -0,0 +1,91 @@
+#include <machine/asm.h>
+
+ENTRY_NOPROFILE(FPsave)
+	stfd	%f14,0*8(%r3)
+	stfd	%f15,1*8(%r3)
+	stfd	%f16,2*8(%r3)
+	stfd	%f17,3*8(%r3)
+	stfd	%f18,4*8(%r3)
+	stfd	%f19,5*8(%r3)
+	stfd	%f20,6*8(%r3)
+	stfd	%f21,7*8(%r3)
+	stfd	%f22,8*8(%r3)
+	stfd	%f23,9*8(%r3)
+	stfd	%f24,10*8(%r3)
+	stfd	%f25,11*8(%r3)
+	stfd	%f26,12*8(%r3)
+	stfd	%f27,13*8(%r3)
+	stfd	%f28,14*8(%r3)
+	stfd	%f29,15*8(%r3)
+	stfd	%f30,16*8(%r3)
+	stfd	%f31,17*8(%r3)
+	blr
+	END(FPsave)
+
+ENTRY_NOPROFILE(FPrestore)
+	lfd	%f14,0*8(%r3)
+	lfd	%f15,1*8(%r3)
+	lfd	%f16,2*8(%r3)
+	lfd	%f17,3*8(%r3)
+	lfd	%f18,4*8(%r3)
+	lfd	%f19,5*8(%r3)
+	lfd	%f20,6*8(%r3)
+	lfd	%f21,7*8(%r3)
+	lfd	%f22,8*8(%r3)
+	lfd	%f23,9*8(%r3)
+	lfd	%f24,10*8(%r3)
+	lfd	%f25,11*8(%r3)
+	lfd	%f26,12*8(%r3)
+	lfd	%f27,13*8(%r3)
+	lfd	%f28,14*8(%r3)
+	lfd	%f29,15*8(%r3)
+	lfd	%f30,16*8(%r3)
+	lfd	%f31,17*8(%r3)
+	blr
+	END(FPrestore)
+
+ENTRY_NOPROFILE(_tas)
+	sync
+	mr	%r4, %r3
+	addi	%r5,0,0x1	
+1:
+	lwarx	%r3, 0, %r4
+	cmpwi	%r3, 0
+	bne-	2f
+	stwcx.	%r5, 0, %r4
+	bne-	1b
+2:
+	sync
+	blr
+	END(_tas)
+
+/*
+ * void
+ * executeonnewstack(void *tos, void (*tramp)(void *arg), void *arg)
+ */
+ENTRY_NOPROFILE(executeonnewstack)
+	mr	%r1,%r3		/* change stacks */
+	stwu 	%lr,-16(%r1)	/* save lr to aid the traceback */
+	li	%r0,0
+	stw 	%r0,20(%r1)
+	mr	%r3,%r5
+	mtctr 	%r4
+	bctrl	/* tramp(arg) */
+	br
+	END(executeonnewstack)
+
+/*
+ * void unlockandexit(int *key)
+ *
+ * NB: the return status may be garbaged if the stack is reused
+ *	between the unlock and the system call, but this should
+ *	not matter since no task is waiting for the result
+ */
+ENTRY_NOPROFILE(unlockandexit)
+	li	%r0,0x0
+	stw	%r0,0(%r3)	/* unlock */
+	li	%r0,1		/* sys exit; 234 is exit group */
+	li	%r3,0		/* exit status */
+	sc
+	br
+	END(unlockandexit)
diff --git a/emu/NetBSD/emu b/emu/NetBSD/emu
index 55705a2b..d89c5bc5 100644
--- a/emu/NetBSD/emu
+++ b/emu/NetBSD/emu
@@ -81,6 +81,9 @@ port
 	uqid
 
 code
+	#ifdef __powerpc__
+	int macjit = 1; /* tell compiler it's not plan9 abi */
+	#endif
 
 init
 	emuinit
diff --git a/emu/NetBSD/emu-g b/emu/NetBSD/emu-g
index e662b4c1..6e87297a 100644
--- a/emu/NetBSD/emu-g
+++ b/emu/NetBSD/emu-g
@@ -70,6 +70,10 @@ port
 	uqid
 
 code
+	#ifdef __powerpc__
+	int macjit = 1; /* tell compiler it's not plan9 abi */
+	#endif
+
 	void setpointer(int x, int y){USED(x); USED(y);}
 	ulong strtochan(char *s){USED(s); return ~0;}
 
diff --git a/emu/NetBSD/emu.c b/emu/NetBSD/emu.c
deleted file mode 100644
index 69e1139d..00000000
--- a/emu/NetBSD/emu.c
+++ /dev/null
@@ -1,88 +0,0 @@
-#include "dat.h"
-#include "fns.h"
-#include "error.h"
-#include "interp.h"
-
-
-#include "emu.root.h"
-
-ulong ndevs = 29;
-
-extern Dev rootdevtab;
-extern Dev consdevtab;
-extern Dev envdevtab;
-extern Dev mntdevtab;
-extern Dev pipedevtab;
-extern Dev progdevtab;
-extern Dev profdevtab;
-extern Dev srvdevtab;
-extern Dev dupdevtab;
-extern Dev ssldevtab;
-extern Dev capdevtab;
-extern Dev fsdevtab;
-extern Dev cmddevtab;
-extern Dev indirdevtab;
-extern Dev drawdevtab;
-extern Dev pointerdevtab;
-extern Dev snarfdevtab;
-extern Dev ipdevtab;
-extern Dev eiadevtab;
-extern Dev audiodevtab;
-extern Dev memdevtab;
-Dev* devtab[]={
-	&rootdevtab,
-	&consdevtab,
-	&envdevtab,
-	&mntdevtab,
-	&pipedevtab,
-	&progdevtab,
-	&profdevtab,
-	&srvdevtab,
-	&dupdevtab,
-	&ssldevtab,
-	&capdevtab,
-	&fsdevtab,
-	&cmddevtab,
-	&indirdevtab,
-	&drawdevtab,
-	&pointerdevtab,
-	&snarfdevtab,
-	&ipdevtab,
-	&eiadevtab,
-	&audiodevtab,
-	&memdevtab,
-	nil,
-	nil,
-	nil,
-	nil,
-	nil,
-	nil,
-	nil,
-	nil,
-	nil,
-};
-
-void links(void){
-}
-
-extern void sysmodinit(void);
-extern void drawmodinit(void);
-extern void tkmodinit(void);
-extern void mathmodinit(void);
-extern void srvmodinit(void);
-extern void keyringmodinit(void);
-extern void loadermodinit(void);
-extern void freetypemodinit(void);
-void modinit(void){
-	sysmodinit();
-	drawmodinit();
-	tkmodinit();
-	mathmodinit();
-	srvmodinit();
-	keyringmodinit();
-	loadermodinit();
-	freetypemodinit();
-}
-
-char* conffile = "emu";
-ulong kerndate = KERNDATE;
diff --git a/emu/NetBSD/mkfile b/emu/NetBSD/mkfile
index effbaefe..ce001d96 100644
--- a/emu/NetBSD/mkfile
+++ b/emu/NetBSD/mkfile
@@ -1,8 +1,6 @@
 SYSTARG=NetBSD
-OBJTYPE=386
 <../../mkconfig
 SYSTARG=NetBSD
-OBJTYPE=386
 
 #Configurable parameters
 
@@ -24,6 +22,7 @@ X11LIBS= -L/usr/X11R7/lib -R/usr/X11R7/lib -lXext -lX11
 OBJ=\
 	asm-$OBJTYPE.$O\
 	os.$O\
+	segflush-$OBJTYPE.$O\
 	$CONF.root.$O\
 	lock.$O\
 	$DEVS\
@@ -37,8 +36,6 @@ KERNDATE=`{$NDATE}
 
 default:V:	$O.$CONF
 
-<../port/portmkfile
-
 $O.$CONF:	$OBJ $CONF.c $CONF.root.h $LIBFILES
 	$CC $CFLAGS '-DKERNDATE='$KERNDATE $CONF.c
 	$LD $LDFLAGS -o $target $OBJ $CONF.$O $LIBFILES $SYSLIBS
@@ -46,4 +43,6 @@ $O.$CONF:	$OBJ $CONF.c $CONF.root.h $LIBFILES
 install:V: $O.$CONF
 	cp $O.$CONF $INSTALLDIR/$CONF
 
+<../port/portmkfile
+
 devfs.$O:	../port/devfs-posix.c
diff --git a/emu/NetBSD/os.c b/emu/NetBSD/os.c
index e299a188..b6ffab99 100644
--- a/emu/NetBSD/os.c
+++ b/emu/NetBSD/os.c
@@ -527,11 +527,3 @@ stackalloc(Proc *p, void **tos)
 	*(Proc **)rv = p;
 	return rv;
 }
-
-int
-segflush(void *a, ulong n)
-{
-	USED(a);
-	USED(n);
-	return 0;
-}
diff --git a/emu/NetBSD/segflush-386.c b/emu/NetBSD/segflush-386.c
new file mode 100644
index 00000000..cdf0496b
--- /dev/null
+++ b/emu/NetBSD/segflush-386.c
@@ -0,0 +1,9 @@
+#include "dat.h"
+
+int
+segflush(void *a, ulong n)
+{
+	USED(a);
+	USED(n);
+	return 0;
+}
diff --git a/emu/NetBSD/segflush-power.c b/emu/NetBSD/segflush-power.c
new file mode 100644
index 00000000..845d74f6
--- /dev/null
+++ b/emu/NetBSD/segflush-power.c
@@ -0,0 +1,12 @@
+#include <sys/types.h>
+#include <machine/cpu.h>
+
+#include "dat.h"
+
+
+int
+segflush(void *a, ulong n)
+{
+	__syncicache(a, n);
+	return 0;
+}