patch-2.4.27 linux-2.4.27/drivers/hotplug/shpchprm_legacy.h

• Lines: 114
• Date: 2004-08-07 16:26:04.777351832 -0700
• Orig file: linux-2.4.26/drivers/hotplug/shpchprm_legacy.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.26/drivers/hotplug/shpchprm_legacy.h linux-2.4.27/drivers/hotplug/shpchprm_legacy.h
@@ -0,0 +1,113 @@
+/*
+ * SHPCHPRM Legacy: PHP Resource Manager for Non-ACPI/Legacy platform using HRT
+ *
+ * Copyright (C) 1995,2001 Compaq Computer Corporation
+ * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com)
+ * Copyright (C) 2001 IBM Corp.
+ * Copyright (C) 2003-2004 Intel Corporation
+ *
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com>
+ *
+ */
+
+#ifndef _SHPCHPRM_LEGACY_H_
+#define _SHPCHPRM_LEGACY_H_
+
+#define ROM_PHY_ADDR	0x0F0000
+#define ROM_PHY_LEN	0x00FFFF
+
+struct slot_rt {
+	u8 dev_func;
+	u8 primary_bus;
+	u8 secondary_bus;
+	u8 max_bus;
+	u16 io_base;
+	u16 io_length;
+	u16 mem_base;
+	u16 mem_length;
+	u16 pre_mem_base;
+	u16 pre_mem_length;
+} __attribute__ ((packed));
+
+/* offsets to the hotplug slot resource table registers based on the above structure layout */
+enum slot_rt_offsets {
+	DEV_FUNC = offsetof(struct slot_rt, dev_func),
+	PRIMARY_BUS = offsetof(struct slot_rt, primary_bus),
+	SECONDARY_BUS = offsetof(struct slot_rt, secondary_bus),
+	MAX_BUS = offsetof(struct slot_rt, max_bus),
+	IO_BASE = offsetof(struct slot_rt, io_base),
+	IO_LENGTH = offsetof(struct slot_rt, io_length),
+	MEM_BASE = offsetof(struct slot_rt, mem_base),
+	MEM_LENGTH = offsetof(struct slot_rt, mem_length),
+	PRE_MEM_BASE = offsetof(struct slot_rt, pre_mem_base),
+	PRE_MEM_LENGTH = offsetof(struct slot_rt, pre_mem_length),
+};
+
+struct hrt {
+	char sig0;
+	char sig1;
+	char sig2;
+	char sig3;
+	u16 unused_IRQ;
+	u16 PCIIRQ;
+	u8 number_of_entries;
+	u8 revision;
+	u16 reserved1;
+	u32 reserved2;
+} __attribute__ ((packed));
+
+/* offsets to the hotplug resource table registers based on the above structure layout */
+enum hrt_offsets {
+	SIG0 = offsetof(struct hrt, sig0),
+	SIG1 = offsetof(struct hrt, sig1),
+	SIG2 = offsetof(struct hrt, sig2),
+	SIG3 = offsetof(struct hrt, sig3),
+	UNUSED_IRQ = offsetof(struct hrt, unused_IRQ),
+	PCIIRQ = offsetof(struct hrt, PCIIRQ),
+	NUMBER_OF_ENTRIES = offsetof(struct hrt, number_of_entries),
+	REVISION = offsetof(struct hrt, revision),
+	HRT_RESERVED1 = offsetof(struct hrt, reserved1),
+	HRT_RESERVED2 = offsetof(struct hrt, reserved2),
+};
+
+struct irq_info {
+	u8 bus, devfn;		/* bus, device and function */
+	struct {
+		u8 link;	/* IRQ line ID, chipset dependent, 0=not routed */
+		u16 bitmap;	/* Available IRQs */
+	} __attribute__ ((packed)) irq[4];
+	u8 slot;		/* slot number, 0=onboard */
+	u8 rfu;
+} __attribute__ ((packed));
+
+struct irq_routing_table {
+	u32 signature;		/* PIRQ_SIGNATURE should be here */
+	u16 version;		/* PIRQ_VERSION */
+	u16 size;			/* Table size in bytes */
+	u8 rtr_bus, rtr_devfn;	/* Where the interrupt router lies */
+	u16 exclusive_irqs;	/* IRQs devoted exclusively to PCI usage */
+	u16 rtr_vendor, rtr_device;	/* Vendor and device ID of interrupt router */
+	u32 miniport_data;	/* Crap */
+	u8 rfu[11];
+	u8 checksum;		/* Modulo 256 checksum must give zero */
+	struct irq_info slots[0];
+} __attribute__ ((packed));
+
+#endif				/* _SHPCHPRM_LEGACY_H_ */