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332 palkovsky 1
/*
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 * Copyright (C) 2005 Ondrej Palkovsky
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef __mips32_ARC_H__
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#define __mips32_ARC_H__
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#include <arch/types.h>
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#include <console/chardev.h>
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#define ARC_BASE_ADDR 0x1000;
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#define ARC_MAGIC 0x53435241
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/* Frame size used by ARC */
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#define ARC_FRAME 4096
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typedef enum {
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    CmResourceTypeNull = 0,
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    CmResourceTypePort,
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    CmResourceTypeInterrupt,
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    CmResourceTypeMemory,
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    CmResourceTypeDma,
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    CmResourceTypeDeviceSpecific,
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    CmResourceTypeVendor,
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    CmResourceTypeProductName,
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    CmResourceTypeSerialNumber
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}cm_resource_type;
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typedef struct {
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    __u8 type;
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    __u8 sharedisposition;
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    __u16 flags;
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    union {
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        struct {
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            long long start; /* 64-bit phys address */
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            unsigned long length;
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        }port;
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        struct {
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            unsigned long level;
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            unsigned long vector;
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            unsigned long reserved1;
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        }interrupt;
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        struct {
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            long long start; /* 64-bit phys address */
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            unsigned long length;
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        }memory;
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    }u;
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}__attribute__ ((packed)) cm_resource_descriptor;
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typedef struct {
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    __u16 version;
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    __u16 revision;
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    unsigned long count;
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    cm_resource_descriptor descr[1];
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}__attribute__ ((packed)) cm_resource_list;
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typedef enum {
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    SystemClass = 0,
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    ProcessorClass,
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    CacheClass,
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    AdapterClass,
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    ControllerClass,
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    PeripheralClass,
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    MemoryClass
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} arc_component_class;
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typedef enum {
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    ARC_type = 0,
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    CPU_type,
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    FPU_type,
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    PrimaryICache,
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    PrimaryDCache,
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    SecondaryICache,
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    SecondaryDCache,
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    SecondaryCache,
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    Memory, /* Not in NT PROM */
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    EISAAdapter,
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    TCAdapter,
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    SCSIAdapter,
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    DTIAdapter,
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    MultiFunctionAdapter,
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    DiskController,
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    TapeController,
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    CDROMController,
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    WORMController,
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    SerialController,
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    NetworkController,
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    DisplayController,
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    ParallelController,
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    PointerController,
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    KeyboardController,
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    AudioController,
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    OtherController,
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    DiskPeripheral,
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    FloppyDiskPeripheral,
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    TapePeripheral,
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    ModemPeripheral,
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    MonitorPeripheral,
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    PrinterPeripheral,
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    PointerPeripheral,
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    KeyboardPeripheral,
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    TerminalPeripheral,
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    LinePeripheral,
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    NetworkPeripheral,
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    OtherPeripheral,
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    XTalkAdapter,
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    PCIAdapter,
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    GIOAdapter,
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    TPUAdapter,
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    Anonymous
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}arc_component_type;
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typedef enum {
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    Failed = 1,
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    ReadOnly = 2,
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    Removable = 4,
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    ConsoleIn = 8,
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    ConsoleOut = 16,
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    Input = 32,
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    Output = 64
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}arc_component_flags;
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typedef struct  {
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    arc_component_class class;
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    arc_component_type type;
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    arc_component_flags flags;
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    __u16 revision;
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    __u16 version;
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    __u32 key;
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    __u32 affinitymask;
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    __u32 configdatasize;
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    __u32 identifier_len;
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    char *identifier;
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} __attribute__ ((packed)) arc_component;
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typedef struct {
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    __u16 year;
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    __u16 month;
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    __u16 day;
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    __u16 hour;
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    __u16 minutes;
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    __u16 seconds;
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    __u16 mseconds;
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} __attribute__ ((packed)) arc_timeinfo;
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/* This is the SGI block structure, WinNT has it different */
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typedef enum {
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    ExceptionBlock,
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    SystemParameterBlock,
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    FreeContiguous,
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    FreeMemory,
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    BadMemory,
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    LoadedProgram,
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    FirmwareTemporary,
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    FirmwarePermanent
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}arc_memorytype_t;
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typedef struct  {
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    arc_memorytype_t type;
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    __u32 basepage;  /* *4096 = baseaddr */
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    __u32 basecount;
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}arc_memdescriptor_t;
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typedef struct {
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    char vendorid[8];
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    char prodid[8];
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}arc_sysid_t;
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typedef struct {
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    long (*load)(void); /* ... */
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    long (*invoke)(__u32 eaddr,__u32 saddr,__u32 argc,char **argv,
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               char **envp);
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    long (*execute)(char *path,__u32 argc,char **argv,char **envp);
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    void (*halt)(void);
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    void (*powerdown)(void);
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    void (*restart)(void);
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    void (*reboot)(void);
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    void (*enterinteractivemode)(void);
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    long (*reserved)(void);
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/* 10 */   
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    arc_component * (*getpeer)(arc_component *c);
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    arc_component * (*getchild)(arc_component *c);
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    arc_component * (*getparent)(arc_component *c);
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    long (*getconfigurationdata)(void *configdata, arc_component *c);
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    long (*addchild)(arc_component *c, arc_component *template,
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             void *configdata);
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    long (*deletecomponet)(arc_component *current);
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    long (*getcomponent)(char *path);
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    long (*saveconfiguration)(void);
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    arc_sysid_t (*getsystemid)(void);
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    arc_memdescriptor_t * (*getmemorydescriptor)(arc_memdescriptor_t *cur);
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/* 20 */
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    long (*reserved2)(void);
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    arc_timeinfo * (*gettime)(void);
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    __u32 (*getrelativetime)(void);
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    long (*getdirectoryentry)();
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    long (*open)(void); /* ... */
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    long (*close)(__u32 fileid);
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    long (*read)(__u32 fileid,void *buf,__u32 n,__u32 *cnt);
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    long (*getreadstatus)(__u32 fileid);
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    long (*write)(__u32 fileid, void *buf,__u32 n,__u32 *cnt);
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    long (*seek)(void); /* ... */
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/* 30 */
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    long (*mount)(void); /* ... */
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    char * (*getenvironmentvariable)(char *name);
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    char * (*setenvironmentvariable)(char *name, char *value);
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    long (*getfileinformation)(void); /* ... */
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    long (*setfileinformation)(__u32 fileid,__u32 attflags,__u32 attmask);
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    void (*flushallcaches)(void);
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    long (*testunicodecharacter)(void); /* ... */
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    long (*getdisplaystatus)(void); /* ... */
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} arc_func_vector_t;
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typedef struct {
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    __u32 signature;
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    __u32 length;
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    __u16 version;
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    __u16 revision;
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    void *restartblock;
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    void *debugblock;
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    void *gevector;
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    void *utlbmissvector;
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    __u32 firmwarevectorlen;
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    arc_func_vector_t *firmwarevector;
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    __u32 privvectorlen;
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    void *privvector;
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    __u32 adaptercount;
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}__attribute__ ((packed)) arc_sbp;
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extern int arc_init(void);
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extern int arc_enabled(void);
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void arc_frame_init(void);
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void arc_console(void);
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#endif