ref: 5e81cc48bdb00a3e7ae3334728659b8f014248da
dir: /sys/src/9/mtx/dat.h/
typedef struct Conf Conf; typedef struct Confmem Confmem; typedef struct FPsave FPsave; typedef struct PFPU PFPU; typedef struct ISAConf ISAConf; typedef struct Label Label; typedef struct Lock Lock; typedef struct Mach Mach; typedef struct Page Page; typedef struct PCArch PCArch; typedef struct Pcidev Pcidev; typedef struct PMMU PMMU; typedef struct Proc Proc; typedef struct Sys Sys; typedef struct Ureg Ureg; typedef struct Vctl Vctl; typedef long Tval; #pragma incomplete Ureg #define MAXSYSARG 5 /* for mount(fd, mpt, flag, arg, srv) */ /* * parameters for sysproc.c */ #define AOUT_MAGIC Q_MAGIC /* * machine dependent definitions used by ../port/dat.h */ struct Lock { ulong key; ulong sr; ulong pc; Proc *p; Mach *m; ushort isilock; }; struct Label { ulong sp; ulong pc; }; /* * This structure must agree with fpsave and fprestore asm routines */ struct FPsave { double fpreg[32]; union { double fpscrd; struct { ulong pad; ulong fpscr; }; }; }; struct PFPU { int fpstate; FPsave fpsave[1]; }; enum { FPinit, FPactive, FPinactive, }; struct Confmem { ulong base; ulong npage; ulong kbase; ulong klimit; }; struct Conf { ulong nmach; /* processors */ ulong nproc; /* processes */ Confmem mem[1]; 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 */ int monitor; /* has display? */ ulong ialloc; /* bytes available for interrupt time allocation */ ulong pipeqsize; /* size in bytes of pipe queues */ }; /* * mmu goo in the Proc structure */ #define NCOLOR 1 struct PMMU { int mmupid; }; #include "../port/portdat.h" /* * machine dependent definitions not used by ../port/dat.h */ /* * Fake kmap */ typedef void KMap; #define VA(k) ((ulong)(k)) #define kmap(p) (KMap*)((p)->pa|KZERO) #define kunmap(k) struct Mach { /* OFFSETS OF THE FOLLOWING KNOWN BY l.s */ int machno; /* physical id of processor */ uintptr splpc; /* pc that called splhi() */ Proc *proc; /* current process on this processor */ /* ordering from here on irrelevant */ PMach; uintptr ptabbase; /* start of page table in kernel virtual space */ int slotgen; /* next pte (byte offset) when pteg is full */ int mmupid; /* next mmu pid to use */ int sweepcolor; int trigcolor; Rendez sweepr; int cputype; ulong loopconst; vlong cpuhz; ulong bushz; ulong dechz; ulong tbhz; /* MUST BE LAST */ uintptr stack[1]; }; struct { char machs[MAXMACH]; int exiting; }active; /* * a parsed plan9.ini line */ #define NISAOPT 8 struct ISAConf { char *type; ulong port; int irq; ulong dma; ulong mem; ulong size; ulong freq; int nopt; char *opt[NISAOPT]; }; #define MACHP(n) ((Mach *)((int)&mach0+n*BY2PG)) extern Mach mach0; extern register Mach *m; extern register Proc *up; extern FPsave initfp;