Replace the existing PowerPC busdma implementation with the one from

amd64 (with slight modifications). This provides support for bounce buffers, which are required on systems with RAM above 4 GB.
2010-07-08 15:38:55 +00:00 · 2010-07-08 15:38:55 +00:00 · f6421f31e3
commit f6421f31e3
parent 35a69e02a4
3 changed files with 835 additions and 212 deletions
--- a/sys/powerpc/aim/vm_machdep.c
+++ b/sys/powerpc/aim/vm_machdep.c
@ -358,10 +358,8 @@ sf_buf_free(struct sf_buf *sf)
 void
 swi_vm(void *dummy)
 {
-#if 0 /* XXX: Don't have busdma stuff yet */
 	if (busdma_swi_pending != 0)
 		busdma_swi();
-#endif
 }

 /*
--- a/sys/powerpc/booke/vm_machdep.c
+++ b/sys/powerpc/booke/vm_machdep.c
@ -357,10 +357,8 @@ sf_buf_free(struct sf_buf *sf)
 void
 swi_vm(void *dummy)
 {
-#if 0 /* XXX: Don't have busdma stuff yet */
 	if (busdma_swi_pending != 0)
 		busdma_swi();
-#endif
 }

 /*
--- a/sys/powerpc/powerpc/busdma_machdep.c
+++ b/sys/powerpc/powerpc/busdma_machdep.c