ref: f801657f77f3923ec2388c25bdcb036c8019ba89
dir: /mem.h/
/* machine specific values */ /* memory map static data 0x20000000-0x20001800 mach 0x20001800-0x20002000 dynamic data 0x20002000-0x20004800 kstack 0x20004800-0x20005000 */ #define MACHADDR 0x20001800UL #define DATASADDR 0x20002000UL #define DATAEADDR 0x20005000UL #define DATASIZE 0x00002800UL #define KSTKSIZE 2048 #define KSTACK KSTKSIZE /* generic values */ #define HZ (24000) /*! clock frequency */ #define TK2MS(x) ((x)/(HZ/1000)) #define MS2HZ (1000/HZ) /*! millisec per clock tick */ #define TK2SEC(t) ((t)/HZ) /*! ticks to seconds */ #define MS2TK(t) ((t)*(HZ/1000)) /*! milliseconds to ticks */ #define KiB 1024u /*! Kibi 0x0000000000000400 */ #define MiB 1048576u /*! Mebi 0x0000000000100000 */ #define GiB 1073741824u /*! Gibi 000000000040000000 */ #define KZERO 0x08000000 /*! kernel address space */ #define BY2PG 256 /*! bytes per page */ #define BI2BY 8 /*! bits per byte */ #define BI2WD 32 /* bits per word */ #define BY2WD 4 /* bytes per word */ #define BY2V 8 /*! only used in xalloc.c and allocb.c */ // this should be moved in _start // #define KTZERO (ROM_START + VEC_SIZE) /* kernel text start */ #define ROUND(s,sz) (((s)+(sz-1))&~(sz-1)) #define PGROUND(s) ROUND(s, BY2PG) #define MAXMACH 1 #define CACHELINESZ 32 #define BLOCKALIGN 32