1 files changed, 114 insertions, 0 deletions
diff --git a/src/roms/openbios/arch/sparc32/tree.fs b/src/roms/openbios/arch/sparc32/tree.fs
new file mode 100644
index 0000000..c82bb17
--- /dev/null
+++ b/src/roms/openbios/arch/sparc32/tree.fs
@@ -0,0 +1,114 @@
+include config.fs
+
+" /" find-device
+  2 encode-int " #address-cells" property
+  1 encode-int " #size-cells" property
+
+  " sun4m" encode-string " compatible" property
+  h# 0a21fe80 encode-int " clock-frequency" property
+
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+
+new-device
+  " memory" device-name
+  external
+  : open true ;
+  : close ;
+  \ claim ( phys size align -- base )
+  \ release ( phys size -- )
+finish-device
+
+new-device
+  " virtual-memory" device-name
+  external
+  : open true ;
+  : close ;
+  \ claim ( phys size align -- base )
+  \ release ( phys size -- )
+finish-device
+
+new-device
+  " iommu" device-name
+  2 encode-int " #address-cells" property
+  1 encode-int " #size-cells" property
+  h# 1000 encode-int " page-size" property
+  0 encode-int " cache-coherence?" property
+  external
+  : open ( cr ." opening iommu" cr) true ;
+  : close ;
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+finish-device
+
+" /iommu" find-device
+new-device
+  " sbus" device-name
+  " hierarchical" device-type
+  2 encode-int " #address-cells" property
+  1 encode-int " #size-cells" property
+  h# 01443fd0 encode-int " clock-frequency" property
+  h# 1c encode-int " slot-address-bits" property
+  h# 3f encode-int " burst-sizes" property
+  external
+  : open ( cr ." opening SBus" cr) true ;
+  : close ;
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+  : map-in map-in-sbus ;
+  : map-out map-out-sbus ;
+finish-device
+
+[IFDEF] CONFIG_BPP
+" /iommu/sbus" find-device
+new-device
+  " SUNW,bpp" device-name
+  h# 4 encode-int h# 0c800000 encode-int encode+ h# 0000001c encode-int encode+ " reg" property
+  h# 33 encode-int 0 encode-int encode+ " intr" property
+finish-device
+[THEN]
+
+" /iommu/sbus" find-device
+new-device
+  " espdma" device-name
+  external
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+finish-device
+
+" /iommu/sbus" find-device
+new-device
+  " ledma" device-name
+  h# 3f encode-int " burst-sizes" property
+  external
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+finish-device
+
+" /iommu/sbus/ledma" find-device
+new-device
+  " le" device-name
+  " network" device-type
+  h# 7 encode-int " busmaster-regval" property
+  h# 26 encode-int 0 encode-int encode+ " intr" property
+finish-device
+
+\ obio (on-board IO)
+" /" find-device
+new-device
+  " obio" device-name
+  " hierarchical" device-type
+  2 encode-int " #address-cells" property
+  1 encode-int " #size-cells" property
+  external
+  : open ( cr ." opening obio" cr) true ;
+  : close ;
+  : encode-unit encode-unit-sbus ;
+  : decode-unit decode-unit-sbus ;
+finish-device
+
+" /options" find-device
+  " disk" encode-string " boot-from" property
+
+" /openprom" find-device
+  0 0 " aligned-allocator" property