MFC: sys/conf/files.sparc64 1.94; sys/sparc64/include/md_var.h 1.17;

sys/sparc64/sparc64/ata_machdep.c 1.1

The Sun disk label only uses 16-bit fields for cylinders, heads and
sectors so the geometry of large IDE disks has to be adjusted.

sys/conf/files.sparc64

@@ -105,6 +105,7 @@ sparc64/pci/psycho.c		optional	pci
 sparc64/sbus/dma_sbus.c		optional	sbus
 sparc64/sbus/sbus.c		optional	sbus
 sparc64/sbus/lsi64854.c		optional	sbus
+sparc64/sparc64/ata_machdep.c	optional	atadisk
 sparc64/sparc64/autoconf.c	standard
 sparc64/sparc64/bus_machdep.c	standard
 sparc64/sparc64/cache.c		standard

sys/sparc64/include/md_var.h

@@ -60,4 +60,17 @@ cpu_block_zero_t spitfire_block_zero;
 extern	cpu_block_copy_t *cpu_block_copy;
 extern	cpu_block_zero_t *cpu_block_zero;
 
+/*
+ * Given that the Sun disk label only uses 16-bit fields for cylinders,
+ * heads and sectors we might need to adjust the geometry of large IDE
+ * disks.
+ * We have to have a knowledge that a device_t is a struct device * here
+ * to avoid including too many things from this file.
+ */
+struct disk;
+struct device;
+void sparc64_ad_firmware_geom_adjust(struct device *dev, struct disk *disk);
+#define	ad_firmware_geom_adjust(dev, dsk)				\
+	sparc64_ad_firmware_geom_adjust(dev, dsk)
+
 #endif /* !_MACHINE_MD_VAR_H_ */

sys/sparc64/sparc64/ata_machdep.c

@@ -28,6 +28,9 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
+#include <sys/bio.h>
+#include <sys/bus.h>
+#include <sys/conf.h>
 #include <geom/geom_disk.h>
 #include <machine/md_var.h>