OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-ppc/] [residual.h] - Blame information for rev 1774

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 1276 phoenix
/* 7/18/95                                                                    */
2
/*----------------------------------------------------------------------------*/
3
/*      Residual Data header definitions and prototypes                       */
4
/*----------------------------------------------------------------------------*/
5
 
6
/* Structure map for RESIDUAL on PowerPC Reference Platform                   */
7
/* residual.h - Residual data structure passed in r3.                         */
8
/*              Load point passed in r4 to boot image.                        */
9
/* For enum's: if given in hex then they are bit significant,                 */
10
/*             i.e. only one bit is on for each enum                          */
11
/* Reserved fields must be filled with zeros.                                */
12
 
13
#ifdef __KERNEL__
14
#ifndef _RESIDUAL_
15
#define _RESIDUAL_
16
 
17
#ifndef __ASSEMBLY__
18
 
19
#define MAX_CPUS 32                     /* These should be set to the maximum */
20
#define MAX_MEMS 64                     /* number possible for this system.   */
21
#define MAX_DEVICES 256                 /* Changing these will change the     */
22
#define AVE_PNP_SIZE 32                 /* structure, hence the version of    */
23
#define MAX_MEM_SEGS 64                 /* this header file.                  */
24
 
25
/*----------------------------------------------------------------------------*/
26
/*               Public structures...                                         */
27
/*----------------------------------------------------------------------------*/
28
 
29
#include <asm/pnp.h>
30
 
31
typedef enum _L1CACHE_TYPE {
32
  NoneCAC = 0,
33
  SplitCAC = 1,
34
  CombinedCAC = 2
35
  } L1CACHE_TYPE;
36
 
37
typedef enum _TLB_TYPE {
38
  NoneTLB = 0,
39
  SplitTLB = 1,
40
  CombinedTLB = 2
41
  } TLB_TYPE;
42
 
43
typedef enum _FIRMWARE_SUPPORT {
44
  Conventional = 0x01,
45
  OpenFirmware = 0x02,
46
  Diagnostics = 0x04,
47
  LowDebug = 0x08,
48
  Multiboot = 0x10,
49
  LowClient = 0x20,
50
  Hex41 = 0x40,
51
  FAT = 0x80,
52
  ISO9660 = 0x0100,
53
  SCSI_InitiatorID_Override = 0x0200,
54
  Tape_Boot = 0x0400,
55
  FW_Boot_Path = 0x0800
56
  } FIRMWARE_SUPPORT;
57
 
58
typedef enum _FIRMWARE_SUPPLIERS {
59
  IBMFirmware = 0x00,
60
  MotoFirmware = 0x01,                  /* 7/18/95                            */
61
  FirmWorks = 0x02,                     /* 10/5/95                            */
62
  Bull = 0x03,                          /* 04/03/96                           */
63
  } FIRMWARE_SUPPLIERS;
64
 
65
typedef enum _ENDIAN_SWITCH_METHODS {
66
  UsePort92 = 0x01,
67
  UsePCIConfigA8 = 0x02,
68
  UseFF001030 = 0x03,
69
  } ENDIAN_SWITCH_METHODS;
70
 
71
typedef enum _SPREAD_IO_METHODS {
72
  UsePort850 = 0x00,
73
/*UsePCIConfigA8 = 0x02,*/
74
  } SPREAD_IO_METHODS;
75
 
76
typedef struct _VPD {
77
 
78
  /* Box dependent stuff */
79
  unsigned char PrintableModel[32];     /* Null terminated string.
80
                                           Must be of the form:
81
                                           vvv,<20h>,<model designation>,<0x0>
82
                                           where vvv is the vendor ID
83
                                           e.g. IBM PPS MODEL 6015<0x0>       */
84
  unsigned char Serial[16];             /* 12/94:
85
                                           Serial Number; must be of the form:
86
                                           vvv<serial number> where vvv is the
87
                                           vendor ID.
88
                                           e.g. IBM60151234567<20h><20h>      */
89
  unsigned char Reserved[48];
90
  unsigned long FirmwareSupplier;       /* See FirmwareSuppliers enum         */
91
  unsigned long FirmwareSupports;       /* See FirmwareSupport enum           */
92
  unsigned long NvramSize;              /* Size of nvram in bytes             */
93
  unsigned long NumSIMMSlots;
94
  unsigned short EndianSwitchMethod;    /* See EndianSwitchMethods enum       */
95
  unsigned short SpreadIOMethod;        /* See SpreadIOMethods enum           */
96
  unsigned long SmpIar;
97
  unsigned long RAMErrLogOffset;        /* Heap offset to error log           */
98
  unsigned long Reserved5;
99
  unsigned long Reserved6;
100
  unsigned long ProcessorHz;            /* Processor clock frequency in Hertz */
101
  unsigned long ProcessorBusHz;         /* Processor bus clock frequency      */
102
  unsigned long Reserved7;
103
  unsigned long TimeBaseDivisor;        /* (Bus clocks per timebase tic)*1000 */
104
  unsigned long WordWidth;              /* Word width in bits                 */
105
  unsigned long PageSize;               /* Page size in bytes                 */
106
  unsigned long CoherenceBlockSize;     /* Unit of transfer in/out of cache
107
                                           for which coherency is maintained;
108
                                           normally <= CacheLineSize.         */
109
  unsigned long GranuleSize;            /* Unit of lock allocation to avoid   */
110
                                        /*   false sharing of locks.          */
111
 
112
  /* L1 Cache variables */
113
  unsigned long CacheSize;              /* L1 Cache size in KB. This is the   */
114
                                        /*   total size of the L1, whether    */
115
                                        /*   combined or split                */
116
  unsigned long CacheAttrib;            /* L1CACHE_TYPE                       */
117
  unsigned long CacheAssoc;             /* L1 Cache associativity. Use this
118
                                           for combined cache. If split, put
119
                                           zeros here.                        */
120
  unsigned long CacheLineSize;          /* L1 Cache line size in bytes. Use
121
                                           for combined cache. If split, put
122
                                           zeros here.                        */
123
  /* For split L1 Cache: (= combined if combined cache) */
124
  unsigned long I_CacheSize;
125
  unsigned long I_CacheAssoc;
126
  unsigned long I_CacheLineSize;
127
  unsigned long D_CacheSize;
128
  unsigned long D_CacheAssoc;
129
  unsigned long D_CacheLineSize;
130
 
131
  /* Translation Lookaside Buffer variables */
132
  unsigned long TLBSize;                /* Total number of TLBs on the system */
133
  unsigned long TLBAttrib;              /* Combined I+D or split TLB          */
134
  unsigned long TLBAssoc;               /* TLB Associativity. Use this for
135
                                           combined TLB. If split, put zeros
136
                                           here.                              */
137
  /* For split TLB: (= combined if combined TLB) */
138
  unsigned long I_TLBSize;
139
  unsigned long I_TLBAssoc;
140
  unsigned long D_TLBSize;
141
  unsigned long D_TLBAssoc;
142
 
143
  unsigned long ExtendedVPD;            /* Offset to extended VPD area;
144
                                           null if unused                     */
145
  } VPD;
146
 
147
typedef enum _DEVICE_FLAGS {
148
  Enabled = 0x4000,                     /* 1 - PCI device is enabled          */
149
  Integrated = 0x2000,
150
  Failed = 0x1000,                      /* 1 - device failed POST code tests  */
151
  Static = 0x0800,                      /* 0 - dynamically configurable
152
                                           1 - static                         */
153
  Dock = 0x0400,                        /* 0 - not a docking station device
154
                                           1 - is a docking station device    */
155
  Boot = 0x0200,                        /* 0 - device cannot be used for BOOT
156
                                           1 - can be a BOOT device           */
157
  Configurable = 0x0100,                /* 1 - device is configurable         */
158
  Disableable = 0x80,                   /* 1 - device can be disabled         */
159
  PowerManaged = 0x40,                  /* 0 - not managed; 1 - managed       */
160
  ReadOnly = 0x20,                      /* 1 - device is read only            */
161
  Removable = 0x10,                     /* 1 - device is removable            */
162
  ConsoleIn = 0x08,
163
  ConsoleOut = 0x04,
164
  Input = 0x02,
165
  Output = 0x01
166
  } DEVICE_FLAGS;
167
 
168
typedef enum _BUS_ID {
169
  ISADEVICE = 0x01,
170
  EISADEVICE = 0x02,
171
  PCIDEVICE = 0x04,
172
  PCMCIADEVICE = 0x08,
173
  PNPISADEVICE = 0x10,
174
  MCADEVICE = 0x20,
175
  MXDEVICE = 0x40,                      /* Devices on mezzanine bus           */
176
  PROCESSORDEVICE = 0x80,               /* Devices on processor bus           */
177
  VMEDEVICE = 0x100,
178
  } BUS_ID;
179
 
180
typedef struct _DEVICE_ID {
181
  unsigned long BusId;                  /* See BUS_ID enum above              */
182
  unsigned long DevId;                  /* Big Endian format                  */
183
  unsigned long SerialNum;              /* For multiple usage of a single
184
                                           DevId                              */
185
  unsigned long Flags;                  /* See DEVICE_FLAGS enum above        */
186
  unsigned char BaseType;               /* See pnp.h for bit definitions      */
187
  unsigned char SubType;                /* See pnp.h for bit definitions      */
188
  unsigned char Interface;              /* See pnp.h for bit definitions      */
189
  unsigned char Spare;
190
  } DEVICE_ID;
191
 
192
typedef union _BUS_ACCESS {
193
  struct _PnPAccess{
194
    unsigned char CSN;
195
    unsigned char LogicalDevNumber;
196
    unsigned short ReadDataPort;
197
    } PnPAccess;
198
  struct _ISAAccess{
199
    unsigned char SlotNumber;           /* ISA Slot Number generally not
200
                                           available; 0 if unknown            */
201
    unsigned char LogicalDevNumber;
202
    unsigned short ISAReserved;
203
    } ISAAccess;
204
  struct _MCAAccess{
205
    unsigned char SlotNumber;
206
    unsigned char LogicalDevNumber;
207
    unsigned short MCAReserved;
208
    } MCAAccess;
209
  struct _PCMCIAAccess{
210
    unsigned char SlotNumber;
211
    unsigned char LogicalDevNumber;
212
    unsigned short PCMCIAReserved;
213
    } PCMCIAAccess;
214
  struct _EISAAccess{
215
    unsigned char SlotNumber;
216
    unsigned char FunctionNumber;
217
    unsigned short EISAReserved;
218
    } EISAAccess;
219
  struct _PCIAccess{
220
    unsigned char BusNumber;
221
    unsigned char DevFuncNumber;
222
    unsigned short PCIReserved;
223
    } PCIAccess;
224
  struct _ProcBusAccess{
225
    unsigned char BusNumber;
226
    unsigned char BUID;
227
    unsigned short ProcBusReserved;
228
    } ProcBusAccess;
229
  } BUS_ACCESS;
230
 
231
/* Per logical device information */
232
typedef struct _PPC_DEVICE {
233
  DEVICE_ID DeviceId;
234
  BUS_ACCESS BusAccess;
235
 
236
  /* The following three are offsets into the DevicePnPHeap */
237
  /* All are in PnP compressed format                       */
238
  unsigned long AllocatedOffset;        /* Allocated resource description     */
239
  unsigned long PossibleOffset;         /* Possible resource description      */
240
  unsigned long CompatibleOffset;       /* Compatible device identifiers      */
241
  } PPC_DEVICE;
242
 
243
typedef enum _CPU_STATE {
244
  CPU_GOOD = 0,                         /* CPU is present, and active         */
245
  CPU_GOOD_FW = 1,                      /* CPU is present, and in firmware    */
246
  CPU_OFF = 2,                          /* CPU is present, but inactive       */
247
  CPU_FAILED = 3,                       /* CPU is present, but failed POST    */
248
  CPU_NOT_PRESENT = 255                 /* CPU not present                    */
249
  } CPU_STATE;
250
 
251
typedef struct _PPC_CPU {
252
  unsigned long CpuType;                /* Result of mfspr from Processor
253
                                           Version Register (PVR).
254
                                           PVR(0-15) = Version (e.g. 601)
255
                                           PVR(16-31 = EC Level               */
256
  unsigned char CpuNumber;              /* CPU Number for this processor      */
257
  unsigned char CpuState;               /* CPU State, see CPU_STATE enum      */
258
  unsigned short Reserved;
259
  } PPC_CPU;
260
 
261
typedef struct _PPC_MEM {
262
  unsigned long SIMMSize;               /* 0 - absent or bad
263
                                           8M, 32M (in MB)                    */
264
  } PPC_MEM;
265
 
266
typedef enum _MEM_USAGE {
267
  Other = 0x8000,
268
  ResumeBlock = 0x4000,                 /* for use by power management        */
269
  SystemROM = 0x2000,                   /* Flash memory (populated)           */
270
  UnPopSystemROM = 0x1000,              /* Unpopulated part of SystemROM area */
271
  IOMemory = 0x0800,
272
  SystemIO = 0x0400,
273
  SystemRegs = 0x0200,
274
  PCIAddr = 0x0100,
275
  PCIConfig = 0x80,
276
  ISAAddr = 0x40,
277
  Unpopulated = 0x20,                   /* Unpopulated part of System Memory  */
278
  Free = 0x10,                          /* Free part of System Memory         */
279
  BootImage = 0x08,                     /* BootImage part of System Memory    */
280
  FirmwareCode = 0x04,                  /* FirmwareCode part of System Memory */
281
  FirmwareHeap = 0x02,                  /* FirmwareHeap part of System Memory */
282
  FirmwareStack = 0x01                  /* FirmwareStack part of System Memory*/
283
  } MEM_USAGE;
284
 
285
typedef struct _MEM_MAP {
286
  unsigned long Usage;                  /* See MEM_USAGE above                */
287
  unsigned long BasePage;               /* Page number measured in 4KB pages  */
288
  unsigned long PageCount;              /* Page count measured in 4KB pages   */
289
  } MEM_MAP;
290
 
291
typedef struct _RESIDUAL {
292
  unsigned long ResidualLength;         /* Length of Residual                 */
293
  unsigned char Version;                /* of this data structure             */
294
  unsigned char Revision;               /* of this data structure             */
295
  unsigned short EC;                    /* of this data structure             */
296
  /* VPD */
297
  VPD VitalProductData;
298
  /* CPU */
299
  unsigned short MaxNumCpus;            /* Max CPUs in this system            */
300
  unsigned short ActualNumCpus;         /* ActualNumCpus < MaxNumCpus means   */
301
                                        /* that there are unpopulated or      */
302
                                        /* otherwise unusable cpu locations   */
303
  PPC_CPU Cpus[MAX_CPUS];
304
  /* Memory */
305
  unsigned long TotalMemory;            /* Total amount of memory installed   */
306
  unsigned long GoodMemory;             /* Total amount of good memory        */
307
  unsigned long ActualNumMemSegs;
308
  MEM_MAP Segs[MAX_MEM_SEGS];
309
  unsigned long ActualNumMemories;
310
  PPC_MEM Memories[MAX_MEMS];
311
  /* Devices */
312
  unsigned long ActualNumDevices;
313
  PPC_DEVICE Devices[MAX_DEVICES];
314
  unsigned char DevicePnPHeap[2*MAX_DEVICES*AVE_PNP_SIZE];
315
  } RESIDUAL;
316
 
317
 
318
extern RESIDUAL *res;
319
extern void print_residual_device_info(void);
320
extern PPC_DEVICE *residual_find_device(unsigned long BusMask,
321
                                        unsigned char * DevID, int BaseType,
322
                                        int SubType, int Interface, int n);
323
extern PnP_TAG_PACKET *PnP_find_packet(unsigned char *p, unsigned packet_tag,
324
                                       int n);
325
extern PnP_TAG_PACKET *PnP_find_small_vendor_packet(unsigned char *p,
326
                                                    unsigned packet_type,
327
                                                    int n);
328
extern PnP_TAG_PACKET *PnP_find_large_vendor_packet(unsigned char *p,
329
                                                    unsigned packet_type,
330
                                                    int n);
331
#endif /* __ASSEMBLY__ */
332
#endif  /* ndef _RESIDUAL_ */
333
 
334
#endif /* __KERNEL__ */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.