ref: c220d0acc67b3f5e0e8af2bbe41fa8e367e6aa60
dir: /sys/src/9/pc64/dat.h/
typedef struct BIOS32si BIOS32si; typedef struct BIOS32ci BIOS32ci; typedef struct Conf Conf; typedef struct Confmem Confmem; typedef struct FPssestate FPssestate; typedef struct FPavxstate FPavxstate; typedef struct FPsave FPsave; typedef struct PFPU PFPU; typedef struct ISAConf ISAConf; typedef struct Label Label; typedef struct Lock Lock; typedef struct MMU MMU; typedef struct Mach Mach; typedef struct PCArch PCArch; typedef struct Pcidev Pcidev; typedef struct PCMmap PCMmap; typedef struct PCMslot PCMslot; typedef struct Page Page; typedef struct PMMU PMMU; typedef struct Proc Proc; typedef struct Segdesc Segdesc; typedef vlong Tval; typedef struct Ureg Ureg; typedef struct Vctl Vctl; #pragma incomplete BIOS32si #pragma incomplete Pcidev #pragma incomplete Ureg #define MAXSYSARG 5 /* for mount(fd, afd, mpt, flag, arg) */ /* * parameters for sysproc.c */ #define AOUT_MAGIC (S_MAGIC) struct Lock { ulong key; ulong sr; uintptr pc; Proc *p; Mach *m; ushort isilock; long lockcycles; }; struct Label { uintptr sp; uintptr pc; }; struct FPssestate { u16int fcw; /* x87 control word */ u16int fsw; /* x87 status word */ u8int ftw; /* x87 tag word */ u8int zero; /* 0 */ u16int fop; /* last x87 opcode */ u64int rip; /* last x87 instruction pointer */ u64int rdp; /* last x87 data pointer */ u32int mxcsr; /* MMX control and status */ u32int mxcsrmask; /* supported MMX feature bits */ uchar st[128]; /* shared 64-bit media and x87 regs */ uchar xmm[256]; /* 128-bit media regs */ uchar ign[96]; /* reserved, ignored */ }; struct FPavxstate { FPssestate; uchar header[64]; /* XSAVE header */ uchar ymm[256]; /* upper 128-bit regs (AVX) */ }; struct FPsave { FPavxstate; }; enum { FPinit, FPactive, FPinactive, FPprotected, FPillegal= 0x100, /* fp forbidden in note handler */ }; #define KFPSTATE struct PFPU { int fpstate; int kfpstate; FPsave *fpsave; FPsave *kfpsave; }; struct Confmem { uintptr base; ulong npage; uintptr kbase; uintptr klimit; }; struct Conf { ulong nmach; /* processors */ ulong nproc; /* processes */ ulong monitor; /* has monitor? */ ulong npage; /* total physical pages of memory */ ulong upages; /* user page pool */ ulong nimage; /* number of page cache image headers */ ulong nswap; /* number of swap pages */ int nswppo; /* max # of pageouts per segment pass */ ulong copymode; /* 0 is copy on write, 1 is copy on reference */ ulong ialloc; /* max interrupt time allocation in bytes */ ulong pipeqsize; /* size in bytes of pipe queues */ int nuart; /* number of uart devices */ Confmem mem[64]; /* physical memory */ }; struct Segdesc { u32int d0; u32int d1; }; /* * MMU structure for PDP, PD, PT pages. */ struct MMU { MMU *next; uintptr *page; int index; int level; }; /* * MMU stuff in proc */ #define NCOLOR 1 struct PMMU { MMU* mmuhead; MMU* mmutail; MMU* kmaphead; MMU* kmaptail; ulong kmapcount; ulong kmapindex; ulong mmucount; u64int dr[8]; void *vmx; }; #define inittxtflush(p) #define settxtflush(p,c) #include "../port/portdat.h" typedef struct { u32int _0_; u32int rsp0[2]; u32int rsp1[2]; u32int rsp2[2]; u32int _28_[2]; u32int ist[14]; u16int _92_[5]; u16int iomap; } Tss; struct Mach { int machno; /* physical id of processor */ uintptr splpc; /* pc of last caller to splhi */ Proc* proc; /* current process on this processor */ PMach; uvlong tscticks; ulong spuriousintr; int lastintr; int loopconst; int delaylcycles; int cpumhz; uvlong cpuhz; int cpuidax; int cpuidcx; int cpuiddx; char cpuidid[16]; char* cpuidtype; uchar cpuidfamily; uchar cpuidmodel; uchar cpuidstepping; char havetsc; char havepge; char havewatchpt8; char havenx; int fpstate; /* FPU state for interrupts */ FPsave *fpsave; u64int* pml4; /* pml4 base for this processor (va) */ Tss* tss; /* tss for this processor */ Segdesc*gdt; /* gdt for this processor */ u64int dr7; /* shadow copy of dr7 */ u64int xcr0; void* vmx; MMU* mmufree; /* freelist for MMU structures */ ulong mmucount; /* number of MMU structures in freelist */ u64int mmumap[4]; /* bitmap of pml4 entries for zapping */ uintptr stack[1]; }; /* * KMap the structure */ typedef void KMap; #define VA(k) ((void*)k) extern u32int MemMin; struct { char machs[MAXMACH]; /* bitmap of active CPUs */ int exiting; /* shutdown */ }active; /* * routines for things outside the PC model, like power management */ struct PCArch { char* id; int (*ident)(void); /* this should be in the model */ void (*reset)(void); /* this should be in the model */ void (*intrinit)(void); int (*intrassign)(Vctl*); int (*intrirqno)(int, int); int (*intrvecno)(int); int (*intrspurious)(int); void (*introff)(void); void (*intron)(void); void (*clockinit)(void); void (*clockenable)(void); uvlong (*fastclock)(uvlong*); void (*timerset)(uvlong); }; /* cpuid instruction result register bits */ enum { /* ax */ Xsaveopt = 1<<0, Xsaves = 1<<3, /* cx */ Monitor = 1<<3, Xsave = 1<<26, Avx = 1<<28, /* dx */ Fpuonchip = 1<<0, Vmex = 1<<1, /* virtual-mode extensions */ Pse = 1<<3, /* page size extensions */ Tsc = 1<<4, /* time-stamp counter */ Cpumsr = 1<<5, /* model-specific registers, rdmsr/wrmsr */ Pae = 1<<6, /* physical-addr extensions */ Mce = 1<<7, /* machine-check exception */ Cmpxchg8b = 1<<8, Cpuapic = 1<<9, Mtrr = 1<<12, /* memory-type range regs. */ Pge = 1<<13, /* page global extension */ Mca = 1<<14, /* machine-check architecture */ Pat = 1<<16, /* page attribute table */ Pse2 = 1<<17, /* more page size extensions */ Clflush = 1<<19, Acpif = 1<<22, /* therm control msr */ Mmx = 1<<23, Fxsr = 1<<24, /* have SSE FXSAVE/FXRSTOR */ Sse = 1<<25, /* thus sfence instr. */ Sse2 = 1<<26, /* thus mfence & lfence instr.s */ Rdrnd = 1<<30, /* RDRAND support bit */ }; enum { /* MSRs */ PerfEvtbase = 0xc0010000, /* Performance Event Select */ PerfCtrbase = 0xc0010004, /* Performance Counters */ Efer = 0xc0000080, /* Extended Feature Enable */ Star = 0xc0000081, /* Legacy Target IP and [CS]S */ Lstar = 0xc0000082, /* Long Mode Target IP */ Cstar = 0xc0000083, /* Compatibility Target IP */ Sfmask = 0xc0000084, /* SYSCALL Flags Mask */ FSbase = 0xc0000100, /* 64-bit FS Base Address */ GSbase = 0xc0000101, /* 64-bit GS Base Address */ KernelGSbase = 0xc0000102, /* SWAPGS instruction */ }; /* * a parsed plan9.ini line */ #define NISAOPT 8 struct ISAConf { char *type; uvlong port; int irq; ulong dma; ulong mem; ulong size; ulong freq; int nopt; char *opt[NISAOPT]; }; extern PCArch *arch; /* PC architecture */ Mach* machp[MAXMACH]; #define MACHP(n) (machp[n]) extern register Mach* m; /* R15 */ extern register Proc* up; /* R14 */ /* * hardware info about a device */ typedef struct { ulong port; int size; } Devport; struct DevConf { ulong intnum; /* interrupt number */ char *type; /* card type, malloced */ int nports; /* Number of ports */ Devport *ports; /* The ports themselves */ }; typedef struct BIOS32ci { /* BIOS32 Calling Interface */ u32int eax; u32int ebx; u32int ecx; u32int edx; u32int esi; u32int edi; } BIOS32ci;