psycho -> the pci host bridge on Ultra 5s.

From NetBSD.

1 files changed, 119 insertions, 0 deletions

diff --git a/sys/arch/sparc64/dev/psychovar.h b/sys/arch/sparc64/dev/psychovar.h
new file mode 100644
index 00000000000..de28ee21bd2
--- /dev/null
+++ b/sys/arch/sparc64/dev/psychovar.h
@@ -0,0 +1,119 @@
+/*	$NetBSD: psychovar.h,v 1.6 2001/07/20 00:07:13 eeh Exp $	*/
+
+/*
+ * 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.
+ */
+
+#ifndef _SPARC64_DEV_PSYCHOVAR_H_
+#define _SPARC64_DEV_PSYCHOVAR_H_
+
+/* per real PCI bus info */
+struct psycho_softc;
+
+struct psycho_pbm {
+	/* link to mum */
+	struct psycho_softc		*pp_sc;
+
+	/*
+	 * 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 psycho_registers		*pp_regs;
+	struct psycho_ranges		*pp_range;
+
+	/* counts of above */
+	int				pp_nregs;
+	int				pp_nrange;
+	int				pp_nintmap;
+
+	/* chipset tag for this instance */
+	pci_chipset_tag_t		pp_pc;
+
+	/* our tags */
+	bus_space_tag_t			pp_memt;
+	bus_space_tag_t			pp_iot;
+	bus_dma_tag_t			pp_dmat;
+	int				pp_bus;
+	int				pp_flags;
+
+	/* and pointers into the psycho regs for our bits */
+	struct pci_ctl			*pp_pcictl;
+};
+
+/*
+ * per-PCI bus on mainbus softc structure; one for sabre, or two
+ * per pair of psycho's.
+ */
+struct psycho_softc {
+	struct	device			sc_dev;
+
+	/*
+	 * one sabre has two simba's.  psycho's are separately attached,
+	 * with the `other' psycho_pbm allocated at the first's attach.
+	 */
+	struct psycho_pbm		*__sc_psycho_this;
+	struct psycho_pbm		*__sc_psycho_other;
+#define	sc_psycho_this	__sc_psycho_this
+#define	sc_psycho_other	__sc_psycho_other
+
+	/*
+	 * PSYCHO register.  we record the base physical address of these 
+	 * also as it is the base of the entire PSYCHO
+	 */
+	struct psychoreg		*sc_regs;
+	paddr_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;	
+
+	/* config space */
+	bus_space_tag_t			sc_configtag;
+	bus_space_handle_t		sc_configaddr;
+
+	int				sc_clockfreq;
+	int				sc_node;	/* prom node */
+	int				sc_mode;	/* (whatareya?) */
+#define	PSYCHO_MODE_SABRE	1	/* i'm a sabre (yob) */
+#define	PSYCHO_MODE_PSYCHO	2	/* i'm a psycho (w*nker) */
+
+	struct iommu_state		*sc_is;
+};
+
+/* config space is per-psycho.  mem/io/dma are per-pci bus */
+bus_dma_tag_t psycho_alloc_dma_tag __P((struct psycho_pbm *));
+bus_space_tag_t psycho_alloc_bus_tag __P((struct psycho_pbm *, int));
+
+#define psycho_alloc_config_tag(pp) psycho_alloc_bus_tag((pp), PCI_CONFIG_BUS_SPACE)
+#define psycho_alloc_mem_tag(pp) psycho_alloc_bus_tag((pp), PCI_MEMORY_BUS_SPACE)
+#define psycho_alloc_io_tag(pp) psycho_alloc_bus_tag((pp), PCI_IO_BUS_SPACE)
+
+#endif /* _SPARC64_DEV_PSYCHOVAR_H_ */