/*
- * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * Portions Copyright (c) 2002-2003 Apple Computer, Inc. All Rights
+ * Reserved. This file contains Original Code and/or Modifications of
+ * Original Code as defined in and that are subject to the Apple Public
+ * Source License Version 2.0 (the "License"). You may not use this file
+ * except in compliance with the License. Please obtain a copy of the
+ * License at http://www.apple.com/publicsource and read it before using
+ * this file.
*
* The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
+#ifndef __BOOTSTRUCT_H
+#define __BOOTSTRUCT_H
+
#include <pexpert/i386/boot.h>
-extern KernelBootArgs_t *bootArgs;
+#include "bios.h"
+#include "device_tree.h"
+
+extern boot_args *bootArgs;
+extern Node *gMemoryMapNode;
+
+/*
+ * Maximum number of boot drivers that can be loaded.
+ */
+#define NDRIVERS 500
+
+#define CONFIG_SIZE (12 * 4096)
+
+#define kMemoryMapCountMax 40
+
+/*
+ * PCI bus information.
+ */
+typedef struct _PCI_bus_info_t {
+ union {
+ struct {
+ unsigned char configMethod1 :1;
+ unsigned char configMethod2 :1;
+ unsigned char :2;
+ unsigned char specialCycle1 :1;
+ unsigned char specialCycle2 :1;
+ } s;
+ unsigned char d;
+ } u_bus;
+ unsigned char maxBusNum;
+ unsigned char majorVersion;
+ unsigned char minorVersion;
+ unsigned char BIOSPresent;
+} PCI_bus_info_t;
+
+typedef struct {
+ unsigned long address; // address where driver was loaded
+ unsigned long size; // number of bytes
+ unsigned long type; // driver type
+} driver_config_t;
+
+/*
+ * INT15, E820h - Query System Address Map.
+ *
+ * Documented in ACPI Specification Rev 2.0,
+ * Chapter 15 (System Address Map Interfaces).
+ */
+
+/*
+ * ACPI defined memory range types.
+ */
+enum {
+ kMemoryRangeUsable = 1, // RAM usable by the OS.
+ kMemoryRangeReserved = 2, // Reserved. (Do not use)
+ kMemoryRangeACPI = 3, // ACPI tables. Can be reclaimed.
+ kMemoryRangeNVS = 4, // ACPI NVS memory. (Do not use)
+
+ /* Undefined types should be treated as kMemoryRangeReserved */
+};
+
+typedef struct PrivateBootInfo {
+ int kernDev; // device kernel was fetched from
+
+ int convmem; // conventional memory
+ int extmem; // extended memory
+ int numBootDrivers; // number of drivers loaded
+ char bootFile[128]; // kernel file name
+
+ unsigned long memoryMapCount;
+ MemoryRange memoryMap[kMemoryMapCountMax];
+
+ PCI_bus_info_t pciInfo;
+
+ driver_config_t driverConfig[NDRIVERS];
+ char * configEnd; // pointer to end of config files
+ char config[CONFIG_SIZE];
+} PrivateBootInfo_t;
+
+extern PrivateBootInfo_t *bootInfo;
+
+#endif /* __BOOTSTRUCT_H */
projects / apple / boot.git / blobdiff