Add support for the Sun psycho/sabre UPA-PCI bridge, some OpenFirmware

PCI support code, and a driver for the Sun APB PCI-PCI bridge.
Partly ported from NetBSD.

1 files changed, 92 insertions, 0 deletions

diff --git a/sys/sparc64/pci/psychovar.h b/sys/sparc64/pci/psychovar.h
new file mode 100644
index 0000000..790f361
--- /dev/null
+++ b/sys/sparc64/pci/psychovar.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 1999, 2000 Matthew R. Green
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: NetBSD: psychovar.h,v 1.6 2001/07/20 00:07:13 eeh Exp
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SPARC64_PCI_PSYCHOVAR_H_
+#define _SPARC64_PCI_PSYCHOVAR_H_
+
+/*
+ * per-PCI bus on mainbus softc structure; one for sabre, or two
+ * per pair of psycho's.
+ */
+struct psycho_softc {
+	device_t			sc_dev;
+	/*
+	 * PSYCHO register.  we record the base physical address of these 
+	 * also as it is the base of the entire PSYCHO
+	 */
+	struct psychoreg		*sc_regs;
+	vm_offset_t			sc_basepaddr;
+
+	/* Interrupt Group Number for this device */
+	int				sc_ign;
+
+	/* our tags (from parent) */
+	bus_space_tag_t			sc_bustag;
+	bus_dma_tag_t			sc_dmatag;	
+
+	int				sc_clockfreq;
+	phandle_t			sc_node;	/* prom node */
+	int				sc_mode;
+#define	PSYCHO_MODE_SABRE	1
+#define	PSYCHO_MODE_PSYCHO	2
+
+	struct iommu_state		*sc_is;
+
+	struct resource			*sc_irq[6];
+	void				*sc_ihand[6];
+
+	/*
+	 * note that the sabre really only has one ranges property,
+	 * used for both simba a and simba b (but the ranges for
+	 * real psychos are the same for PCI A and PCI B anyway).
+	 */
+	struct upa_ranges		*sc_range;
+	int				sc_nrange;
+	struct ofw_pci_imap	 	*sc_intrmap;
+	int				sc_nintrmap;
+	struct ofw_pci_imap_msk		sc_intrmapmsk;
+
+	/* our tags */
+	bus_space_tag_t			sc_cfgt;
+	bus_space_tag_t			sc_memt;
+	bus_space_tag_t			sc_iot;
+	bus_dma_tag_t			sc_dmat;
+
+	bus_space_handle_t		sc_bh[4];
+
+	int				sc_busno;
+
+	struct rman			sc_mem_rman;
+	struct rman			sc_io_rman;
+};
+
+#endif /* _SPARC64_PCI_PSYCHOVAR_H_ */