console.c revision 7977
17977Shsul@eecs.umich.edu 27977Shsul@eecs.umich.edu 37977Shsul@eecs.umich.edu/* ****************************************** 47977Shsul@eecs.umich.edu * SimOS SRM Console 57977Shsul@eecs.umich.edu * 67977Shsul@eecs.umich.edu * Derived from Lance Berc's SRM console 77977Shsul@eecs.umich.edu * for the SRC XXM�Machine 87977Shsul@eecs.umich.edu * ******************************************/ 97977Shsul@eecs.umich.edu 107977Shsul@eecs.umich.edu 117977Shsul@eecs.umich.edu/* from simos */ 127977Shsul@eecs.umich.edutypedef unsigned long long uint64; 137977Shsul@eecs.umich.edu#include "machine_defs.h" 147977Shsul@eecs.umich.edu#include "new_aouthdr.h" 157977Shsul@eecs.umich.edu#include "alpha_access.h" 167977Shsul@eecs.umich.edu#if 0 177977Shsul@eecs.umich.edu#include "srcmax.h" 187977Shsul@eecs.umich.edu#endif 197977Shsul@eecs.umich.edu 207977Shsul@eecs.umich.edu/* from ../h */ 217977Shsul@eecs.umich.edu#include "lib.h" 227977Shsul@eecs.umich.edu#include "rpb.h" 237977Shsul@eecs.umich.edu#include "cserve.h" 247977Shsul@eecs.umich.edu 257977Shsul@eecs.umich.edu 267977Shsul@eecs.umich.edu#define CONS_INT_TX 0x01 /* interrupt enable / state bits */ 277977Shsul@eecs.umich.edu#define CONS_INT_RX 0x02 287977Shsul@eecs.umich.edu 297977Shsul@eecs.umich.edu#define KSEG 0xfffffc0000000000 307977Shsul@eecs.umich.edu#define K1BASE 0xfffffc8000000000 317977Shsul@eecs.umich.edu#define KSEG_TO_PHYS(x)(((ul)x) & ~KSEG) 327977Shsul@eecs.umich.edu 337977Shsul@eecs.umich.edu#define CDR ((volatile DevConsoleRegisters *) \ 347977Shsul@eecs.umich.edu (__MAGIC_ZONE(0, 0, MAGIC_ZONE_BDOOR_DEV) + __MAGIC_BDOOR_CNSLE_OFFS)) 357977Shsul@eecs.umich.edu 367977Shsul@eecs.umich.edu 377977Shsul@eecs.umich.edu#define PHYS_TO_K1(_x) (K1BASE|(_x)) 387977Shsul@eecs.umich.edu 397977Shsul@eecs.umich.edu#define AOUT_LOAD_ADDR (KSEG|0xf000) 407977Shsul@eecs.umich.edu 417977Shsul@eecs.umich.edu#define ROUNDUP8(x) ((ul)(((ul)x)+7) & ~7) 427977Shsul@eecs.umich.edu#define ROUNDUP128(x) ((ul)(((ul)x)+127) & ~127) 437977Shsul@eecs.umich.edu#define ROUNDUP8K(x) ((ul)(((ul)(x))+8191) & ~8191) 447977Shsul@eecs.umich.edu 457977Shsul@eecs.umich.edu#define FIRST(x) ((((ul)(x)) >> 33) & 0x3ff) 467977Shsul@eecs.umich.edu#define SECOND(x) ((((ul)(x)) >> 23) & 0x3ff) 477977Shsul@eecs.umich.edu#define THIRD(x) ((((ul)(x)) >> 13) & 0x3ff) 487977Shsul@eecs.umich.edu#define THIRD_XXX(x) ((((ul)(x)) >> 13) & 0xfff) 497977Shsul@eecs.umich.edu#define PFN(x) ((((ul)(x) & ~KSEG) >> 13)) 507977Shsul@eecs.umich.edu 517977Shsul@eecs.umich.edu/* Kernel write | kernel read | valid */ 527977Shsul@eecs.umich.edu#define KPTE(x) ((ul)((((ul)(x)) << 32) | 0x1101)) 537977Shsul@eecs.umich.edu 547977Shsul@eecs.umich.edu#define HWRPB_PAGES 4 557977Shsul@eecs.umich.edu#define MDT_BITMAP_PAGES 4 567977Shsul@eecs.umich.edu 577977Shsul@eecs.umich.edu#define CSERVE_K_JTOKERN 0x18 587977Shsul@eecs.umich.edu 597977Shsul@eecs.umich.edu#define NUM_KERNEL_THIRD (4) 607977Shsul@eecs.umich.edu 617977Shsul@eecs.umich.edu 627977Shsul@eecs.umich.edustatic unixBoot(int go, int argc, char **argv); 637977Shsul@eecs.umich.eduvoid jToPal(ul bootadr); 647977Shsul@eecs.umich.eduvoid SlaveLoop(int cpu); 657977Shsul@eecs.umich.edu 667977Shsul@eecs.umich.edu 677977Shsul@eecs.umich.eduAlphaAccess simosConf; 687977Shsul@eecs.umich.edu 697977Shsul@eecs.umich.edu/* ************************************************************** 707977Shsul@eecs.umich.edu * Console callbacks use VMS calling conventions 717977Shsul@eecs.umich.edu * read AXP manual, 2-64. 727977Shsul@eecs.umich.edu * ***************************************************************/ 737977Shsul@eecs.umich.edutypedef struct OpenVMSFunc { 747977Shsul@eecs.umich.edu long dummy; 757977Shsul@eecs.umich.edu long func; 767977Shsul@eecs.umich.edu}OpenVMSFunc; 777977Shsul@eecs.umich.edu 787977Shsul@eecs.umich.eduOpenVMSFunc callbackFunc, fixupFunc; 797977Shsul@eecs.umich.edu 807977Shsul@eecs.umich.edu 817977Shsul@eecs.umich.edu 827977Shsul@eecs.umich.edu 837977Shsul@eecs.umich.eduul theLock; 847977Shsul@eecs.umich.edu 857977Shsul@eecs.umich.edu 867977Shsul@eecs.umich.eduextern void SpinLock(ul *lock); 877977Shsul@eecs.umich.edu#define SpinUnlock(_x) *(_x) = 0; 887977Shsul@eecs.umich.edu 897977Shsul@eecs.umich.edustruct _kernel_params { 907977Shsul@eecs.umich.edu char *bootadr; 917977Shsul@eecs.umich.edu ul rpb_percpu; 927977Shsul@eecs.umich.edu ul free_pfn; 937977Shsul@eecs.umich.edu ul argc; 947977Shsul@eecs.umich.edu ul argv; 957977Shsul@eecs.umich.edu ul envp; /* NULL */ 967977Shsul@eecs.umich.edu}; 977977Shsul@eecs.umich.edu 987977Shsul@eecs.umich.edu 997977Shsul@eecs.umich.eduextern consoleCallback[]; 1007977Shsul@eecs.umich.eduextern consoleFixup[]; 1017977Shsul@eecs.umich.edulong CallBackDispatcher(); 1027977Shsul@eecs.umich.edulong CallBackFixup(); 1037977Shsul@eecs.umich.edu 1047977Shsul@eecs.umich.edu/* 1057977Shsul@eecs.umich.edu * simos console output 1067977Shsul@eecs.umich.edu */ 1077977Shsul@eecs.umich.edu 1087977Shsul@eecs.umich.eduvoid InitConsole(void) 1097977Shsul@eecs.umich.edu{ 1107977Shsul@eecs.umich.edu#if 0 1117977Shsul@eecs.umich.edu CDR->intr_status =(DevRegister)(DEV_CNSLE_RX_INTR |DEV_CNSLE_TX_INTR); 1127977Shsul@eecs.umich.edu#endif 1137977Shsul@eecs.umich.edu} 1147977Shsul@eecs.umich.edu 1157977Shsul@eecs.umich.eduvoid PutChar(char c) 1167977Shsul@eecs.umich.edu{ 1177977Shsul@eecs.umich.edu#if 0 1187977Shsul@eecs.umich.edu CDR->data = c; 1197977Shsul@eecs.umich.edu#endif 1207977Shsul@eecs.umich.edu#if 0 1217977Shsul@eecs.umich.edu *(int*) PHYS_TO_K1(SLOT_D_COM1<<5) = c; 1227977Shsul@eecs.umich.edu#endif 1237977Shsul@eecs.umich.edu AlphaAccess *k1Conf = (AlphaAccess *)(__MAGIC_ZONE(0, 0, MAGIC_ZONE_EV5_ALIAS)); 1247977Shsul@eecs.umich.edu k1Conf->outputChar = c; 1257977Shsul@eecs.umich.edu 1267977Shsul@eecs.umich.edu} 1277977Shsul@eecs.umich.edu 1287977Shsul@eecs.umich.edu 1297977Shsul@eecs.umich.eduint passArgs(int argc) 1307977Shsul@eecs.umich.edu{ 1317977Shsul@eecs.umich.edu ; 1327977Shsul@eecs.umich.edu} 1337977Shsul@eecs.umich.edu 1347977Shsul@eecs.umich.edu 1357977Shsul@eecs.umich.edumain(int argc, char **argv) 1367977Shsul@eecs.umich.edu{ 1377977Shsul@eecs.umich.edu int x,i; 1387977Shsul@eecs.umich.edu AlphaAccess *k1Conf = (AlphaAccess *)(__MAGIC_ZONE(0, 0, MAGIC_ZONE_EV5_ALIAS)); 1397977Shsul@eecs.umich.edu ui *k1ptr,*ksegptr; 1407977Shsul@eecs.umich.edu 1417977Shsul@eecs.umich.edu 1427977Shsul@eecs.umich.edu InitConsole(); 1437977Shsul@eecs.umich.edu printf("SimOS console \n"); 1447977Shsul@eecs.umich.edu /* 1457977Shsul@eecs.umich.edu * get configuration from backdoor 1467977Shsul@eecs.umich.edu */ 1477977Shsul@eecs.umich.edu simosConf.last_offset = k1Conf->last_offset; 1487977Shsul@eecs.umich.edu printf(" Got simosConfiguration %d \n",simosConf.last_offset); 1497977Shsul@eecs.umich.edu 1507977Shsul@eecs.umich.edu for (i=1;i<=simosConf.last_offset/4;i++) { 1517977Shsul@eecs.umich.edu ui *k1ptr = (ui*)k1Conf + i; 1527977Shsul@eecs.umich.edu ui *ksegptr = (ui*)(&simosConf.last_offset)+i; 1537977Shsul@eecs.umich.edu *ksegptr = *k1ptr; 1547977Shsul@eecs.umich.edu 1557977Shsul@eecs.umich.edu } 1567977Shsul@eecs.umich.edu 1577977Shsul@eecs.umich.edu if (simosConf.version != ALPHA_ACCESS_VERSION) { 1587977Shsul@eecs.umich.edu panic("Console version mismatch. Console expects %d. SimOS has %d \n", 1597977Shsul@eecs.umich.edu ALPHA_ACCESS_VERSION,simosConf.version); 1607977Shsul@eecs.umich.edu } 1617977Shsul@eecs.umich.edu 1627977Shsul@eecs.umich.edu 1637977Shsul@eecs.umich.edu /* 1647977Shsul@eecs.umich.edu * setup arguments to kernel 1657977Shsul@eecs.umich.edu */ 1667977Shsul@eecs.umich.edu unixBoot(1,argc,argv); 1677977Shsul@eecs.umich.edu 1687977Shsul@eecs.umich.edu x = *(volatile int *)(K1BASE-4); 1697977Shsul@eecs.umich.edu while(1) continue; 1707977Shsul@eecs.umich.edu return x; 1717977Shsul@eecs.umich.edu} 1727977Shsul@eecs.umich.edu 1737977Shsul@eecs.umich.edu/* 1747977Shsul@eecs.umich.edu * BOOTING 1757977Shsul@eecs.umich.edu */ 1767977Shsul@eecs.umich.edustruct rpb xxm_rpb = { 1777977Shsul@eecs.umich.edu NULL, /* 000: physical self-reference */ 1787977Shsul@eecs.umich.edu 'H'|('W'<<8)|('R'<<16)|('P'<<24)|('B'<<32), /* 008: contains string "HWRPB" */ 1797977Shsul@eecs.umich.edu 6, /* 010: HWRPB version number */ 1807977Shsul@eecs.umich.edu /* the byte count is wrong, but who needs it? - lance */ 1817977Shsul@eecs.umich.edu 0, /* 018: bytes in RPB perCPU CTB CRB MEDSC */ 1827977Shsul@eecs.umich.edu 0, /* 020: primary cpu id */ 1837977Shsul@eecs.umich.edu 8192, /* 028: page size in bytes */ 1847977Shsul@eecs.umich.edu 43, /* 030: number of phys addr bits */ 1857977Shsul@eecs.umich.edu 127, /* 038: max valid ASN */ 1867977Shsul@eecs.umich.edu {'0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '1'}, /* 040: system serial num: 10 ascii chars */ 1877977Shsul@eecs.umich.edu#ifdef undef 1887977Shsul@eecs.umich.edu/* To be legitimate, the following system type and variation are correct for the XXM. 1897977Shsul@eecs.umich.edu But there are too many #ifdefs etc to deal with in Unix, so we tell the kernel 1907977Shsul@eecs.umich.edu that we're an Avanti, which is similar enough. 1917977Shsul@eecs.umich.edu */ 1927977Shsul@eecs.umich.edu 31, /* 050: system type - XXM is now in the Alpha SRM */ 1937977Shsul@eecs.umich.edu (1 << 10) | (2<<1),/* 058: system variation - XXM w/EV5 & embeded console */ 1947977Shsul@eecs.umich.edu#endif 1957977Shsul@eecs.umich.edu#if 0 1967977Shsul@eecs.umich.edu 0x12, /* 050: system type - masquarade as some random 21064 */ 1977977Shsul@eecs.umich.edu#endif 1987977Shsul@eecs.umich.edu 12, /* masquerade a DEC_3000_500 (bugnion) */ 1997977Shsul@eecs.umich.edu (2<<1), /* 058: system variation */ 2007977Shsul@eecs.umich.edu 'c'|('o'<<8)|('o'<<16)|('l'<< 24), /* 060: system revision */ 2017977Shsul@eecs.umich.edu 1024*4096, /* 068: scaled interval clock intr freq OVERRIDEN*/ 2027977Shsul@eecs.umich.edu 0, /* 070: cycle counter frequency */ 2037977Shsul@eecs.umich.edu 0x200000000, /* 078: virtual page table base */ 2047977Shsul@eecs.umich.edu 0, /* 080: reserved */ 2057977Shsul@eecs.umich.edu 0, /* 088: offset to translation buffer hint */ 2067977Shsul@eecs.umich.edu 1, /* 090: number of processor slots OVERRIDDEN*/ 2077977Shsul@eecs.umich.edu sizeof(struct rpb_percpu), /* 098: per-cpu slot size. OVERRIDDEN */ 2087977Shsul@eecs.umich.edu 0, /* 0A0: offset to per_cpu slots */ 2097977Shsul@eecs.umich.edu 1, /* 0A8: number of CTBs */ 2107977Shsul@eecs.umich.edu#ifdef bugnion_gone 2117977Shsul@eecs.umich.edu sizeof(struct rpb_ctb), /* 0B0: bytes in largest CTB */ 2127977Shsul@eecs.umich.edu#else 2137977Shsul@eecs.umich.edu sizeof(struct ctb_tt), 2147977Shsul@eecs.umich.edu#endif 2157977Shsul@eecs.umich.edu 0, /* 0B8: offset to CTB (cons term block) */ 2167977Shsul@eecs.umich.edu 0, /* 0C0: offset to CRB (cons routine block) */ 2177977Shsul@eecs.umich.edu 0, /* 0C8: offset to memory descriptor table */ 2187977Shsul@eecs.umich.edu 0, /* 0D0: offset to config data block */ 2197977Shsul@eecs.umich.edu 0, /* 0D8: offset to FRU table */ 2207977Shsul@eecs.umich.edu 0, /* 0E0: virt addr of save term routine */ 2217977Shsul@eecs.umich.edu 0, /* 0E8: proc value for save term routine */ 2227977Shsul@eecs.umich.edu 0, /* 0F0: virt addr of restore term routine */ 2237977Shsul@eecs.umich.edu 0, /* 0F8: proc value for restore term routine */ 2247977Shsul@eecs.umich.edu 0, /* 100: virt addr of CPU restart routine */ 2257977Shsul@eecs.umich.edu 0, /* 108: proc value for CPU restart routine */ 2267977Shsul@eecs.umich.edu 0, /* 110: used to determine presence of kdebug */ 2277977Shsul@eecs.umich.edu 0, /* 118: reserved for hardware */ 2287977Shsul@eecs.umich.edu/* the checksum is wrong, but who needs it? - lance */ 2297977Shsul@eecs.umich.edu 0, /* 120: checksum of prior entries in rpb */ 2307977Shsul@eecs.umich.edu 0, /* 128: receive ready bitmask */ 2317977Shsul@eecs.umich.edu 0, /* 130: transmit ready bitmask */ 2327977Shsul@eecs.umich.edu 0, /* 138: Dynamic System Recog. offset */ 2337977Shsul@eecs.umich.edu}; 2347977Shsul@eecs.umich.edu 2357977Shsul@eecs.umich.eduul xxm_tbb[] = { 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e, 2367977Shsul@eecs.umich.edu 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e, 0x1e1e1e1e1e1e1e1e}; 2377977Shsul@eecs.umich.edu 2387977Shsul@eecs.umich.edustruct rpb_percpu xxm_rpb_percpu = { 2397977Shsul@eecs.umich.edu {0,0,0,0,0,0,0,{0,0},{0,0,0,0,0,0,0,0}}, /* 000: boot/restart HWPCB */ 2407977Shsul@eecs.umich.edu (STATE_PA | STATE_PP | STATE_CV | STATE_PV | STATE_PMV | STATE_PL), /* 080: per-cpu state bits */ 2417977Shsul@eecs.umich.edu 0xc000, /* 088: palcode memory length */ 2427977Shsul@eecs.umich.edu 0x2000, /* 090: palcode scratch length */ 2437977Shsul@eecs.umich.edu 0x4000, /* 098: phys addr of palcode mem space */ 2447977Shsul@eecs.umich.edu 0x2000, /* 0A0: phys addr of palcode scratch space */ 2457977Shsul@eecs.umich.edu (2 << 16) | (5 << 8) | 1, /* 0A8: PALcode rev required */ 2467977Shsul@eecs.umich.edu 5|(2<<32), /* 0B0: processor type */ 2477977Shsul@eecs.umich.edu 7, /* 0B8: processor variation */ 2487977Shsul@eecs.umich.edu 'D'|('a'<<8)|('v'<<16)|('e'<<24), /* 0C0: processor revision */ 2497977Shsul@eecs.umich.edu {'D','a','v','e','C','o','n','r','o','y',0,0,0,0,0,0}, /* 0C8: proc serial num: 10 ascii chars */ 2507977Shsul@eecs.umich.edu 0, /* 0D8: phys addr of logout area */ 2517977Shsul@eecs.umich.edu 0, /* 0E0: length in bytes of logout area */ 2527977Shsul@eecs.umich.edu 0, /* 0E8: halt pcb base */ 2537977Shsul@eecs.umich.edu 0, /* 0F0: halt pc */ 2547977Shsul@eecs.umich.edu 0, /* 0F8: halt ps */ 2557977Shsul@eecs.umich.edu 0, /* 100: halt arg list (R25) */ 2567977Shsul@eecs.umich.edu 0, /* 108: halt return address (R26) */ 2577977Shsul@eecs.umich.edu 0, /* 110: halt procedure value (R27) */ 2587977Shsul@eecs.umich.edu 0, /* 118: reason for halt */ 2597977Shsul@eecs.umich.edu 0, /* 120: for software */ 2607977Shsul@eecs.umich.edu {0}, /* 128: inter-console communications buffer */ 2617977Shsul@eecs.umich.edu {1,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0}, /* 1D0: PALcode revs available */ 2627977Shsul@eecs.umich.edu 0 /* 250: reserved for arch use */ 2637977Shsul@eecs.umich.edu/* the dump stack grows from the end of the rpb page not to reach here */ 2647977Shsul@eecs.umich.edu}; 2657977Shsul@eecs.umich.edu 2667977Shsul@eecs.umich.edustruct _xxm_rpb_mdt { 2677977Shsul@eecs.umich.edu long rpb_checksum; /* 000: checksum of entire mem desc table */ 2687977Shsul@eecs.umich.edu long rpb_impaddr; /* 008: PA of implementation dep info */ 2697977Shsul@eecs.umich.edu long rpb_numcl; /* 010: number of clusters */ 2707977Shsul@eecs.umich.edu struct rpb_cluster rpb_cluster[3]; /* first instance of a cluster */ 2717977Shsul@eecs.umich.edu}; 2727977Shsul@eecs.umich.edu 2737977Shsul@eecs.umich.edustruct _xxm_rpb_mdt xxm_rpb_mdt = { 2747977Shsul@eecs.umich.edu 0, /* 000: checksum of entire mem desc table */ 2757977Shsul@eecs.umich.edu 0, /* 008: PA of implementation dep info */ 2767977Shsul@eecs.umich.edu 0, /* 010: number of clusters */ 2777977Shsul@eecs.umich.edu {{ 0, /* 000: starting PFN of this cluster */ 2787977Shsul@eecs.umich.edu 0, /* 008: count of PFNs in this cluster */ 2797977Shsul@eecs.umich.edu 0, /* 010: count of tested PFNs in cluster */ 2807977Shsul@eecs.umich.edu 0, /* 018: va of bitmap */ 2817977Shsul@eecs.umich.edu 0, /* 020: pa of bitmap */ 2827977Shsul@eecs.umich.edu 0, /* 028: checksum of bitmap */ 2837977Shsul@eecs.umich.edu 1 /* 030: usage of cluster */ 2847977Shsul@eecs.umich.edu }, 2857977Shsul@eecs.umich.edu { 0, /* 000: starting PFN of this cluster */ 2867977Shsul@eecs.umich.edu 0, /* 008: count of PFNs in this cluster */ 2877977Shsul@eecs.umich.edu 0, /* 010: count of tested PFNs in cluster */ 2887977Shsul@eecs.umich.edu 0, /* 018: va of bitmap */ 2897977Shsul@eecs.umich.edu 0, /* 020: pa of bitmap */ 2907977Shsul@eecs.umich.edu 0, /* 028: checksum of bitmap */ 2917977Shsul@eecs.umich.edu 0 /* 030: usage of cluster */ 2927977Shsul@eecs.umich.edu }, 2937977Shsul@eecs.umich.edu { 0, /* 000: starting PFN of this cluster */ 2947977Shsul@eecs.umich.edu 0, /* 008: count of PFNs in this cluster */ 2957977Shsul@eecs.umich.edu 0, /* 010: count of tested PFNs in cluster */ 2967977Shsul@eecs.umich.edu 0, /* 018: va of bitmap */ 2977977Shsul@eecs.umich.edu 0, /* 020: pa of bitmap */ 2987977Shsul@eecs.umich.edu 0, /* 028: checksum of bitmap */ 2997977Shsul@eecs.umich.edu 0 /* 030: usage of cluster */ 3007977Shsul@eecs.umich.edu }} 3017977Shsul@eecs.umich.edu}; 3027977Shsul@eecs.umich.edu 3037977Shsul@eecs.umich.edu/* constants for slotinfo bus_type subfield */ 3047977Shsul@eecs.umich.edu#define SLOTINFO_TC 0 3057977Shsul@eecs.umich.edu#define SLOTINFO_ISA 1 3067977Shsul@eecs.umich.edu#define SLOTINFO_EISA 2 3077977Shsul@eecs.umich.edu#define SLOTINFO_PCI 3 3087977Shsul@eecs.umich.edu 3097977Shsul@eecs.umich.edustruct rpb_ctb xxm_rpb_ctb = { 3107977Shsul@eecs.umich.edu CONS_DZ, /* 000: console type */ 3117977Shsul@eecs.umich.edu 0, /* 008: console unit */ 3127977Shsul@eecs.umich.edu 0, /* 010: reserved */ 3137977Shsul@eecs.umich.edu 0 /* 018: byte length of device dep portion */ 3147977Shsul@eecs.umich.edu}; 3157977Shsul@eecs.umich.edu 3167977Shsul@eecs.umich.edu/* we don't do any fixup (aka relocate the console) - we hope */ 3177977Shsul@eecs.umich.edustruct rpb_crb xxm_rpb_crb = { 3187977Shsul@eecs.umich.edu 0, /* va of call-back dispatch rtn */ 3197977Shsul@eecs.umich.edu 0, /* pa of call-back dispatch rtn */ 3207977Shsul@eecs.umich.edu 0, /* va of call-back fixup rtn */ 3217977Shsul@eecs.umich.edu 0, /* pa of call-back fixup rtn */ 3227977Shsul@eecs.umich.edu 0, /* number of entries in phys/virt map */ 3237977Shsul@eecs.umich.edu 0 /* Number of pages to be mapped */ 3247977Shsul@eecs.umich.edu}; 3257977Shsul@eecs.umich.edu 3267977Shsul@eecs.umich.edustruct _rpb_name { 3277977Shsul@eecs.umich.edu unsigned long length; 3287977Shsul@eecs.umich.edu char name[16]; 3297977Shsul@eecs.umich.edu}; 3307977Shsul@eecs.umich.edu 3317977Shsul@eecs.umich.eduextern struct _rpb_name xxm_name; 3327977Shsul@eecs.umich.edu 3337977Shsul@eecs.umich.edustruct rpb_dsr xxm_rpb_dsr = { 3347977Shsul@eecs.umich.edu 0, 3357977Shsul@eecs.umich.edu 0, 3367977Shsul@eecs.umich.edu 0, 3377977Shsul@eecs.umich.edu}; 3387977Shsul@eecs.umich.edu 3397977Shsul@eecs.umich.edustruct _rpb_name xxm_name = { 3407977Shsul@eecs.umich.edu 16, 3417977Shsul@eecs.umich.edu {'D','E','C',' ','S','R','C',' ','X','X','M',' ','D','G','C',0}, 3427977Shsul@eecs.umich.edu}; 3437977Shsul@eecs.umich.edu 3447977Shsul@eecs.umich.edu/* XXM has one LURT entry - 1050 is for workstations, 1100 is servers (and is needed for CXX) */ 3457977Shsul@eecs.umich.edulong xxm_lurt[10] = { 9, 12, -1, -1, -1, -1, -1, -1, 1100, 1100 }; 3467977Shsul@eecs.umich.edu 3477977Shsul@eecs.umich.eduul unix_boot_mem; 3487977Shsul@eecs.umich.eduunsigned long bootadr; 3497977Shsul@eecs.umich.edu#if 0 3507977Shsul@eecs.umich.eduunsigned long aout_bss_addr, aout_bss_size, aout_entry, aout_text_start, aout_data_addr; 3517977Shsul@eecs.umich.edu#endif 3527977Shsul@eecs.umich.educhar **kargv; 3537977Shsul@eecs.umich.eduint kargc; 3547977Shsul@eecs.umich.eduul free_pfn; 3557977Shsul@eecs.umich.edustruct rpb_percpu *rpb_percpu; 3567977Shsul@eecs.umich.edu 3577977Shsul@eecs.umich.edu 3587977Shsul@eecs.umich.edu#define MAX_CPUS 32 3597977Shsul@eecs.umich.edu 3607977Shsul@eecs.umich.eduul bootStrapImpure[MAX_CPUS]; 3617977Shsul@eecs.umich.edu 3627977Shsul@eecs.umich.edu 3637977Shsul@eecs.umich.educhar *unix_boot_alloc(int pages) 3647977Shsul@eecs.umich.edu{ 3657977Shsul@eecs.umich.edu char *ret = (char *) unix_boot_mem; 3667977Shsul@eecs.umich.edu unix_boot_mem += (pages * 8192); 3677977Shsul@eecs.umich.edu return ret; 3687977Shsul@eecs.umich.edu} 3697977Shsul@eecs.umich.edu 3707977Shsul@eecs.umich.eduul *first = 0; 3717977Shsul@eecs.umich.eduul *third_rpb = 0; 3727977Shsul@eecs.umich.eduul *reservedFixup = 0; 3737977Shsul@eecs.umich.edu 3747977Shsul@eecs.umich.edustruct rpb *rpb; 3757977Shsul@eecs.umich.edu 3767977Shsul@eecs.umich.eduunixBoot(int go, int argc, char **argv) 3777977Shsul@eecs.umich.edu{ 3787977Shsul@eecs.umich.edu ul *second, *third_kernel, ptr, *tbb, size, *percpu_logout; 3797977Shsul@eecs.umich.edu unsigned char *mdt_bitmap; 3807977Shsul@eecs.umich.edu long *lp1, *lp2, sum; 3817977Shsul@eecs.umich.edu int i, cl; 3827977Shsul@eecs.umich.edu int kern_first_page; 3837977Shsul@eecs.umich.edu int mem_size = simosConf.mem_size; 3847977Shsul@eecs.umich.edu 3857977Shsul@eecs.umich.edu int mem_pages = mem_size / 8192, cons_pages; 3867977Shsul@eecs.umich.edu ul kernel_bytes, ksp, kernel_end, *unix_kernel_stack, bss, ksp_bottom, ksp_top; 3877977Shsul@eecs.umich.edu struct rpb_ctb *rpb_ctb; 3887977Shsul@eecs.umich.edu struct ctb_tt *ctb_tt; 3897977Shsul@eecs.umich.edu struct rpb_dsr *rpb_dsr; 3907977Shsul@eecs.umich.edu struct rpb_crb *rpb_crb; 3917977Shsul@eecs.umich.edu struct _xxm_rpb_mdt *rpb_mdt; 3927977Shsul@eecs.umich.edu int *rpb_lurt; 3937977Shsul@eecs.umich.edu char *rpb_name; 3947977Shsul@eecs.umich.edu ul nextPtr; 3957977Shsul@eecs.umich.edu 3967977Shsul@eecs.umich.edu printf( "memsize %x pages %x \n",mem_size,mem_pages); 3977977Shsul@eecs.umich.edu 3987977Shsul@eecs.umich.edu 3997977Shsul@eecs.umich.edu 4007977Shsul@eecs.umich.edu#ifdef notnow 4017977Shsul@eecs.umich.edu if (unixArgs()) return; 4027977Shsul@eecs.umich.edu#endif 4037977Shsul@eecs.umich.edu 4047977Shsul@eecs.umich.edu /* Allocate: 4057977Shsul@eecs.umich.edu * two pages for the HWRPB 4067977Shsul@eecs.umich.edu * five page table pages: 4077977Shsul@eecs.umich.edu * 1: First level page table 4087977Shsul@eecs.umich.edu * 1: Second level page table 4097977Shsul@eecs.umich.edu * 1: Third level page table for HWRPB 4107977Shsul@eecs.umich.edu * 2: Third level page table for kernel (for up to 16MB) 4117977Shsul@eecs.umich.edu * set up the page tables 4127977Shsul@eecs.umich.edu * load the kernel at the physical address 0x230000 4137977Shsul@eecs.umich.edu * build the HWRPB 4147977Shsul@eecs.umich.edu * set up memory descriptor table to give up the 4157977Shsul@eecs.umich.edu * physical memory between the end of the page 4167977Shsul@eecs.umich.edu * tables and the start of the kernel 4177977Shsul@eecs.umich.edu * enable kseg addressing 4187977Shsul@eecs.umich.edu * jump to the kernel 4197977Shsul@eecs.umich.edu */ 4207977Shsul@eecs.umich.edu 4217977Shsul@eecs.umich.edu unix_boot_mem = ROUNDUP8K(&_end); 4227977Shsul@eecs.umich.edu 4237977Shsul@eecs.umich.edu printf("First free page after ROM 0x%x\n", unix_boot_mem); 4247977Shsul@eecs.umich.edu 4257977Shsul@eecs.umich.edu rpb = (struct rpb *) unix_boot_alloc( HWRPB_PAGES); 4267977Shsul@eecs.umich.edu 4277977Shsul@eecs.umich.edu mdt_bitmap = (unsigned char *) unix_boot_alloc(MDT_BITMAP_PAGES); 4287977Shsul@eecs.umich.edu first = (ul *)unix_boot_alloc(1); 4297977Shsul@eecs.umich.edu second = (ul *)unix_boot_alloc(1); 4307977Shsul@eecs.umich.edu third_rpb = (ul *)unix_boot_alloc(1); 4317977Shsul@eecs.umich.edu reservedFixup = (ul*) unix_boot_alloc(1); 4327977Shsul@eecs.umich.edu third_kernel = (ul *)unix_boot_alloc(NUM_KERNEL_THIRD); 4337977Shsul@eecs.umich.edu percpu_logout = (ul*)unix_boot_alloc(1); 4347977Shsul@eecs.umich.edu 4357977Shsul@eecs.umich.edu 4367977Shsul@eecs.umich.edu cons_pages = KSEG_TO_PHYS(unix_boot_mem) / 8192; 4377977Shsul@eecs.umich.edu 4387977Shsul@eecs.umich.edu /* Set up the page tables */ 4397977Shsul@eecs.umich.edu bzero((char *)first, 8192); 4407977Shsul@eecs.umich.edu bzero((char *)second, 8192); 4417977Shsul@eecs.umich.edu bzero((char *)reservedFixup,8192); 4427977Shsul@eecs.umich.edu bzero((char *)third_rpb, HWRPB_PAGES * 8192); 4437977Shsul@eecs.umich.edu bzero((char *)third_kernel, 8192 * NUM_KERNEL_THIRD); 4447977Shsul@eecs.umich.edu 4457977Shsul@eecs.umich.edu first[0] = KPTE(PFN(second)); 4467977Shsul@eecs.umich.edu first[1] = KPTE(PFN(first)); /* Region 3 */ 4477977Shsul@eecs.umich.edu 4487977Shsul@eecs.umich.edu second[SECOND(0x10000000)] = KPTE(PFN(third_rpb)); /* Region 0 */ 4497977Shsul@eecs.umich.edu for (i=0;i<NUM_KERNEL_THIRD;i++) { 4507977Shsul@eecs.umich.edu second[SECOND(0x20000000)+i] = KPTE(PFN(third_kernel)+i); /* Region 1 */ 4517977Shsul@eecs.umich.edu } 4527977Shsul@eecs.umich.edu second[SECOND(0x40000000)] = KPTE(PFN(second)); /* Region 2 */ 4537977Shsul@eecs.umich.edu 4547977Shsul@eecs.umich.edu 4557977Shsul@eecs.umich.edu { 4567977Shsul@eecs.umich.edu 4577977Shsul@eecs.umich.edu /* For some obscure reason, Dec Unix's database read 4587977Shsul@eecs.umich.edu * from /etc/sysconfigtab is written to this fixed 4597977Shsul@eecs.umich.edu * mapped memory location. Go figure, since it is 4607977Shsul@eecs.umich.edu * not initialized by the console. Maybe it is 4617977Shsul@eecs.umich.edu * to look at the database from the console 4627977Shsul@eecs.umich.edu * after a boot/crash. 4637977Shsul@eecs.umich.edu * 4647977Shsul@eecs.umich.edu * Black magic to estimate the max size. SEGVs on overflow 4657977Shsul@eecs.umich.edu * bugnion 4667977Shsul@eecs.umich.edu */ 4677977Shsul@eecs.umich.edu 4687977Shsul@eecs.umich.edu#define DATABASE_BASE 0x20000000 4697977Shsul@eecs.umich.edu#ifdef not_not 4707977Shsul@eecs.umich.edu#define DATABASE_END 0x20230000 /* don't need all that */ 4717977Shsul@eecs.umich.edu#endif 4727977Shsul@eecs.umich.edu 4737977Shsul@eecs.umich.edu#define DATABASE_END 0x20020000 4747977Shsul@eecs.umich.edu 4757977Shsul@eecs.umich.edu int i; 4767977Shsul@eecs.umich.edu ul *dbPage = (ul*)unix_boot_alloc(1); 4777977Shsul@eecs.umich.edu second[SECOND(DATABASE_BASE)] = KPTE(PFN(dbPage)); 4787977Shsul@eecs.umich.edu for (i=DATABASE_BASE; i <DATABASE_END ; i+= 8096) { 4797977Shsul@eecs.umich.edu ul *db = (ul*)unix_boot_alloc(1); 4807977Shsul@eecs.umich.edu dbPage[THIRD(i)] = KPTE(PFN(db)); 4817977Shsul@eecs.umich.edu } 4827977Shsul@eecs.umich.edu } 4837977Shsul@eecs.umich.edu 4847977Shsul@eecs.umich.edu /* Region 0 */ 4857977Shsul@eecs.umich.edu /* Map the HWRPB */ 4867977Shsul@eecs.umich.edu for (i = 0; i < HWRPB_PAGES; i++) third_rpb[i] = KPTE(PFN(rpb) + i); 4877977Shsul@eecs.umich.edu 4887977Shsul@eecs.umich.edu /* Map the MDT bitmap table */ 4897977Shsul@eecs.umich.edu for (i=0;i<MDT_BITMAP_PAGES;i++) { 4907977Shsul@eecs.umich.edu third_rpb[HWRPB_PAGES+i] = KPTE(PFN(mdt_bitmap)+i); 4917977Shsul@eecs.umich.edu } 4927977Shsul@eecs.umich.edu 4937977Shsul@eecs.umich.edu /* Protect the PAL pages */ 4947977Shsul@eecs.umich.edu for (i = 1; i < PFN(first); i++) third_rpb[HWRPB_PAGES + MDT_BITMAP_PAGES + i] = KPTE(i); 4957977Shsul@eecs.umich.edu 4967977Shsul@eecs.umich.edu /* Set up third_kernel after it's loaded, when we know where it is */ 4977977Shsul@eecs.umich.edu 4987977Shsul@eecs.umich.edu#ifdef original__xxm 4997977Shsul@eecs.umich.edu if (unixLoadKernel(AOUT_LOAD_ADDR, argv[1]) == -1) return; 5007977Shsul@eecs.umich.edu aoutfixup(AOUT_LOAD_ADDR); 5017977Shsul@eecs.umich.edu#else 5027977Shsul@eecs.umich.edu /* aoutfixup(simosConf.kernelFileHdr); */ 5037977Shsul@eecs.umich.edu#endif 5047977Shsul@eecs.umich.edu#if 0 5057977Shsul@eecs.umich.edu bss = aout_bss_addr; 5067977Shsul@eecs.umich.edu 5077977Shsul@eecs.umich.edu kern_first_page = (KSEG_TO_PHYS(aout_text_start) / 8192); 5087977Shsul@eecs.umich.edu kernel_end = ksp_top = ROUNDUP8K(aout_bss_addr + aout_bss_size); 5097977Shsul@eecs.umich.edu bootadr = aout_entry; 5107977Shsul@eecs.umich.edu#endif 5117977Shsul@eecs.umich.edu 5127977Shsul@eecs.umich.edu kern_first_page = (KSEG_TO_PHYS(simosConf.kernStart)/8192); 5137977Shsul@eecs.umich.edu kernel_end = ksp_top = ROUNDUP8K(simosConf.kernEnd); 5147977Shsul@eecs.umich.edu bootadr = simosConf.entryPoint; 5157977Shsul@eecs.umich.edu 5167977Shsul@eecs.umich.edu 5177977Shsul@eecs.umich.edu printf("HWRPB 0x%x l1pt 0x%x l2pt 0x%x l3pt_rpb 0x%x l3pt_kernel 0x%x l2reserv 0x%x\n", 5187977Shsul@eecs.umich.edu rpb, first, second, third_rpb, third_kernel,reservedFixup); 5197977Shsul@eecs.umich.edu if (kernel_end - simosConf.kernStart > (0x800000*NUM_KERNEL_THIRD)) { 5207977Shsul@eecs.umich.edu printf("Kernel is more than 8MB 0x%x - 0x%x = 0x%x\n", 5217977Shsul@eecs.umich.edu kernel_end, simosConf.kernStart, 5227977Shsul@eecs.umich.edu kernel_end -simosConf.kernStart ); 5237977Shsul@eecs.umich.edu panic("kernel too big\n"); 5247977Shsul@eecs.umich.edu 5257977Shsul@eecs.umich.edu } 5267977Shsul@eecs.umich.edu /* Map the kernel's pages into the third level of region 2 */ 5277977Shsul@eecs.umich.edu 5287977Shsul@eecs.umich.edu for (ptr = simosConf.kernStart; ptr < kernel_end; ptr += 8192) { 5297977Shsul@eecs.umich.edu 5307977Shsul@eecs.umich.edu third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); 5317977Shsul@eecs.umich.edu } 5327977Shsul@eecs.umich.edu /* blow 2 pages of phys mem for guards since it maintains 1-to-1 mapping */ 5337977Shsul@eecs.umich.edu ksp = ksp_top + (3 * 8192); 5347977Shsul@eecs.umich.edu if (ksp - simosConf.kernStart > (0x800000*NUM_KERNEL_THIRD)) { 5357977Shsul@eecs.umich.edu printf("Kernel stack pushd us over 8MB\n"); 5367977Shsul@eecs.umich.edu panic("ksp too big\n"); 5377977Shsul@eecs.umich.edu } 5387977Shsul@eecs.umich.edu if (THIRD_XXX((ul)ksp_top) > NUM_KERNEL_THIRD * 1024) { 5397977Shsul@eecs.umich.edu panic("increase NUM_KERNEL_THIRD, and change THIRD_XXX\n"); 5407977Shsul@eecs.umich.edu } 5417977Shsul@eecs.umich.edu ptr = (ul) ksp_top; 5427977Shsul@eecs.umich.edu bzero((char *)ptr, 8192 * 2); 5437977Shsul@eecs.umich.edu third_kernel[THIRD_XXX(ptr)] = 0; /* Stack Guard Page */ 5447977Shsul@eecs.umich.edu ptr += 8192; 5457977Shsul@eecs.umich.edu third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); /* Kernel Stack Pages */ 5467977Shsul@eecs.umich.edu ptr += 8192; 5477977Shsul@eecs.umich.edu third_kernel[THIRD_XXX(ptr)] = KPTE(PFN(ptr)); 5487977Shsul@eecs.umich.edu ptr += 8192; 5497977Shsul@eecs.umich.edu third_kernel[THIRD_XXX(ptr)] = 0; /* Stack Guard Page */ 5507977Shsul@eecs.umich.edu 5517977Shsul@eecs.umich.edu /* put argv into the bottom of the stack - argv starts at 1 because 5527977Shsul@eecs.umich.edu * the command thatr got us here (i.e. "unixboot) is in argv[0]. 5537977Shsul@eecs.umich.edu */ 5547977Shsul@eecs.umich.edu ksp -= 8; /* Back up one longword */ 5557977Shsul@eecs.umich.edu ksp -= argc * sizeof(char *); /* Make room for argv */ 5567977Shsul@eecs.umich.edu kargv = (char **) ksp; 5577977Shsul@eecs.umich.edu for (i = 1; i < argc; i++) { /* Copy arguments to stack */ 5587977Shsul@eecs.umich.edu ksp -= ((strlen(argv[i]) + 1) + 7) & ~0x7; 5597977Shsul@eecs.umich.edu kargv[i-1] = (char *) ksp; 5607977Shsul@eecs.umich.edu strcpy(kargv[i-1], argv[i]); 5617977Shsul@eecs.umich.edu } 5627977Shsul@eecs.umich.edu kargc = i - 1; 5637977Shsul@eecs.umich.edu kargv[kargc] = NULL; /* just to be sure; doesn't seem to be used */ 5647977Shsul@eecs.umich.edu ksp -= sizeof(char *); /* point above last arg for no real reason */ 5657977Shsul@eecs.umich.edu 5667977Shsul@eecs.umich.edu free_pfn = PFN(ptr); 5677977Shsul@eecs.umich.edu 5687977Shsul@eecs.umich.edu bcopy((char *)&xxm_rpb, (char *)rpb, sizeof(struct rpb)); 5697977Shsul@eecs.umich.edu 5707977Shsul@eecs.umich.edu rpb->rpb_selfref = (struct rpb *) KSEG_TO_PHYS(rpb); 5717977Shsul@eecs.umich.edu rpb->rpb_string = 0x0000004250525748; 5727977Shsul@eecs.umich.edu 5737977Shsul@eecs.umich.edu tbb = (ul *) (((char *) rpb) + ROUNDUP8(sizeof(struct rpb))); 5747977Shsul@eecs.umich.edu rpb->rpb_trans_off = (ul)tbb - (ul)rpb; 5757977Shsul@eecs.umich.edu bcopy((char *)xxm_tbb, (char *)tbb, sizeof(xxm_tbb)); 5767977Shsul@eecs.umich.edu 5777977Shsul@eecs.umich.edu 5787977Shsul@eecs.umich.edu /* 5797977Shsul@eecs.umich.edu * rpb_counter. Use to determine timeouts in OS. 5807977Shsul@eecs.umich.edu * XXX must be patched after a checkpoint restore (I guess) 5817977Shsul@eecs.umich.edu */ 5827977Shsul@eecs.umich.edu 5837977Shsul@eecs.umich.edu printf("CPU Clock at %d MHz IntrClockFrequency=%d \n", simosConf.cpuClock,simosConf.intrClockFrequency); 5847977Shsul@eecs.umich.edu rpb->rpb_counter = simosConf.cpuClock * 1000 * 1000; 5857977Shsul@eecs.umich.edu 5867977Shsul@eecs.umich.edu /* 5877977Shsul@eecs.umich.edu * By definition, the rpb_clock is scaled by 4096 (in hz) 5887977Shsul@eecs.umich.edu */ 5897977Shsul@eecs.umich.edu rpb->rpb_clock = simosConf.intrClockFrequency * 4096; 5907977Shsul@eecs.umich.edu 5917977Shsul@eecs.umich.edu 5927977Shsul@eecs.umich.edu 5937977Shsul@eecs.umich.edu /* 5947977Shsul@eecs.umich.edu * Per CPU Slots. Multiprocessor support. 5957977Shsul@eecs.umich.edu */ 5967977Shsul@eecs.umich.edu { 5977977Shsul@eecs.umich.edu int i; 5987977Shsul@eecs.umich.edu int size = ROUNDUP128(sizeof(struct rpb_percpu)); 5997977Shsul@eecs.umich.edu 6007977Shsul@eecs.umich.edu printf("Booting with %d processor(s) \n",simosConf.numCPUs); 6017977Shsul@eecs.umich.edu 6027977Shsul@eecs.umich.edu rpb->rpb_numprocs = simosConf.numCPUs; 6037977Shsul@eecs.umich.edu rpb->rpb_slotsize = size; 6047977Shsul@eecs.umich.edu rpb_percpu = (struct rpb_percpu *) 6057977Shsul@eecs.umich.edu ROUNDUP128(((ul) tbb) +(sizeof(xxm_tbb))); 6067977Shsul@eecs.umich.edu 6077977Shsul@eecs.umich.edu rpb->rpb_percpu_off = (ul)rpb_percpu - (ul)rpb; 6087977Shsul@eecs.umich.edu 6097977Shsul@eecs.umich.edu for (i=0;i<simosConf.numCPUs;i++) { 6107977Shsul@eecs.umich.edu struct rpb_percpu *thisCPU = (struct rpb_percpu*) 6117977Shsul@eecs.umich.edu ((ul)rpb_percpu + size*i); 6127977Shsul@eecs.umich.edu 6137977Shsul@eecs.umich.edu bzero((char *)thisCPU, size); 6147977Shsul@eecs.umich.edu bcopy((char *)&xxm_rpb_percpu, 6157977Shsul@eecs.umich.edu (char *)thisCPU, 6167977Shsul@eecs.umich.edu sizeof(struct rpb_percpu)); 6177977Shsul@eecs.umich.edu 6187977Shsul@eecs.umich.edu thisCPU->rpb_pcb.rpb_ksp = ksp; 6197977Shsul@eecs.umich.edu thisCPU->rpb_pcb.rpb_ptbr = PFN(first); 6207977Shsul@eecs.umich.edu 6217977Shsul@eecs.umich.edu thisCPU->rpb_logout = KSEG_TO_PHYS(percpu_logout); 6227977Shsul@eecs.umich.edu thisCPU->rpb_logout_len = 8192; 6237977Shsul@eecs.umich.edu 6247977Shsul@eecs.umich.edu/* thisCPU->rpb_pcb.rpb_ptbr = PFN(second);*/ 6257977Shsul@eecs.umich.edu 6267977Shsul@eecs.umich.edu printf("KSP: 0x%x PTBR 0x%x\n", thisCPU->rpb_pcb.rpb_ksp, thisCPU->rpb_pcb.rpb_ptbr); 6277977Shsul@eecs.umich.edu 6287977Shsul@eecs.umich.edu if (i) { 6297977Shsul@eecs.umich.edu bootStrapImpure[i] = (ul)unix_boot_alloc(1); 6307977Shsul@eecs.umich.edu } 6317977Shsul@eecs.umich.edu 6327977Shsul@eecs.umich.edu } 6337977Shsul@eecs.umich.edu 6347977Shsul@eecs.umich.edu nextPtr = (ul)rpb_percpu + size*simosConf.numCPUs; 6357977Shsul@eecs.umich.edu } 6367977Shsul@eecs.umich.edu 6377977Shsul@eecs.umich.edu /* 6387977Shsul@eecs.umich.edu * Console Terminal Block 6397977Shsul@eecs.umich.edu */ 6407977Shsul@eecs.umich.edu 6417977Shsul@eecs.umich.edu 6427977Shsul@eecs.umich.edu rpb_ctb = (struct rpb_ctb *) nextPtr; 6437977Shsul@eecs.umich.edu ctb_tt = (struct ctb_tt*) rpb_ctb; 6447977Shsul@eecs.umich.edu 6457977Shsul@eecs.umich.edu rpb->rpb_ctb_off = ((ul)rpb_ctb) - (ul)rpb; 6467977Shsul@eecs.umich.edu rpb->rpb_ctb_size = sizeof(struct rpb_ctb); 6477977Shsul@eecs.umich.edu 6487977Shsul@eecs.umich.edu bzero((char *)rpb_ctb, sizeof(struct ctb_tt)); 6497977Shsul@eecs.umich.edu 6507977Shsul@eecs.umich.edu#ifdef original_xxm 6517977Shsul@eecs.umich.edu if (tga_slot == -1) 6527977Shsul@eecs.umich.edu rpb_ctb->rpb_type = CONS_DZ; 6537977Shsul@eecs.umich.edu else { 6547977Shsul@eecs.umich.edu rpb_ctb->rpb_type = CONS_GRPH; 6557977Shsul@eecs.umich.edu rpb_ctb->rpb_unit = (SLOTINFO_PCI << 16) | (0 << 8) | tga_slot; 6567977Shsul@eecs.umich.edu } 6577977Shsul@eecs.umich.edu#else 6587977Shsul@eecs.umich.edu rpb_ctb->rpb_type = CONS_DZ; 6597977Shsul@eecs.umich.edu#endif 6607977Shsul@eecs.umich.edu 6617977Shsul@eecs.umich.edu rpb_ctb->rpb_length = sizeof(ctb_tt)-sizeof(rpb_ctb); 6627977Shsul@eecs.umich.edu 6637977Shsul@eecs.umich.edu /* 6647977Shsul@eecs.umich.edu * uart initizliation 6657977Shsul@eecs.umich.edu */ 6667977Shsul@eecs.umich.edu ctb_tt->ctb_csr = 0; 6677977Shsul@eecs.umich.edu ctb_tt->ctb_tivec = 0x6c0; /* matches tlaser pal code */ 6687977Shsul@eecs.umich.edu ctb_tt->ctb_rivec = 0x680; /* matches tlaser pal code */ 6697977Shsul@eecs.umich.edu ctb_tt->ctb_baud = 9600; 6707977Shsul@eecs.umich.edu ctb_tt->ctb_put_sts = 0; 6717977Shsul@eecs.umich.edu ctb_tt->ctb_get_sts = 0; 6727977Shsul@eecs.umich.edu 6737977Shsul@eecs.umich.edu 6747977Shsul@eecs.umich.edu rpb_crb = (struct rpb_crb *) (((ul)rpb_ctb) + sizeof(struct ctb_tt)); 6757977Shsul@eecs.umich.edu rpb->rpb_crb_off = ((ul)rpb_crb) - (ul)rpb; 6767977Shsul@eecs.umich.edu 6777977Shsul@eecs.umich.edu bzero((char *)rpb_crb, sizeof(struct rpb_crb)); 6787977Shsul@eecs.umich.edu /* 6797977Shsul@eecs.umich.edu * console callback stuff (simos) 6807977Shsul@eecs.umich.edu */ 6817977Shsul@eecs.umich.edu 6827977Shsul@eecs.umich.edu rpb_crb->rpb_num = 1; 6837977Shsul@eecs.umich.edu rpb_crb->rpb_mapped_pages = HWRPB_PAGES; 6847977Shsul@eecs.umich.edu rpb_crb->rpb_map[0].rpb_virt = 0x10000000; 6857977Shsul@eecs.umich.edu rpb_crb->rpb_map[0].rpb_phys = ((ul)rpb) & ~0x1fff; 6867977Shsul@eecs.umich.edu rpb_crb->rpb_map[0].rpb_pgcount = HWRPB_PAGES; 6877977Shsul@eecs.umich.edu 6887977Shsul@eecs.umich.edu 6897977Shsul@eecs.umich.edu printf("Console Callback at 0x%x, fixup at 0x%x \n", 6907977Shsul@eecs.umich.edu rpb_crb->rpb_va_disp, 6917977Shsul@eecs.umich.edu rpb_crb->rpb_va_fixup ); 6927977Shsul@eecs.umich.edu 6937977Shsul@eecs.umich.edu rpb_mdt = (struct _xxm_rpb_mdt *) (((ul)rpb_crb) + sizeof(struct rpb_crb)); 6947977Shsul@eecs.umich.edu rpb->rpb_mdt_off = (ul)rpb_mdt - (ul)rpb; 6957977Shsul@eecs.umich.edu bcopy((char *)&xxm_rpb_mdt, (char *)rpb_mdt, sizeof(struct _xxm_rpb_mdt)); 6967977Shsul@eecs.umich.edu 6977977Shsul@eecs.umich.edu 6987977Shsul@eecs.umich.edu cl = 0; 6997977Shsul@eecs.umich.edu#ifdef undef 7007977Shsul@eecs.umich.edu /* Until Digital Unix can handle it, account all pages below the kernel 7017977Shsul@eecs.umich.edu * as "console" memory. */ 7027977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfncount = cons_pages; 7037977Shsul@eecs.umich.edu#endif 7047977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfncount = kern_first_page; 7057977Shsul@eecs.umich.edu cl++; 7067977Shsul@eecs.umich.edu 7077977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfn = kern_first_page; 7087977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfncount = mem_pages - kern_first_page; 7097977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfntested=rpb_mdt->rpb_cluster[cl].rpb_pfncount; 7107977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pa = KSEG_TO_PHYS(mdt_bitmap); 7117977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_va = 0x10000000 + HWRPB_PAGES * 8192; 7127977Shsul@eecs.umich.edu cl++; 7137977Shsul@eecs.umich.edu 7147977Shsul@eecs.umich.edu#ifdef undef 7157977Shsul@eecs.umich.edu /* The stupid Unix kernel needs to have all mdt clusters in ascending 7167977Shsul@eecs.umich.edu * order, and the last cluster is used to compute the top of memory. 7177977Shsul@eecs.umich.edu * It can't make use of memory between the console and the kernel. 7187977Shsul@eecs.umich.edu */ 7197977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfn = cons_pages; 7207977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfncount = kern_first_page - cons_pages; 7217977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pfntested=rpb_mdt->rpb_cluster[cl].rpb_pfncount; 7227977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_pa = KSEG_TO_PHYS(mdt_bitmap); 7237977Shsul@eecs.umich.edu rpb_mdt->rpb_cluster[cl].rpb_va = 0x10000000 + HWRPB_PAGES * 8192; 7247977Shsul@eecs.umich.edu cl++; 7257977Shsul@eecs.umich.edu#endif 7267977Shsul@eecs.umich.edu 7277977Shsul@eecs.umich.edu rpb_mdt->rpb_numcl = cl; 7287977Shsul@eecs.umich.edu 7297977Shsul@eecs.umich.edu for (i = 0; i < cl; i++) 7307977Shsul@eecs.umich.edu printf("Memory cluster %d [%d - %d]\n", i, rpb_mdt->rpb_cluster[i].rpb_pfn, rpb_mdt->rpb_cluster[i].rpb_pfncount); 7317977Shsul@eecs.umich.edu 7327977Shsul@eecs.umich.edu 7337977Shsul@eecs.umich.edu 7347977Shsul@eecs.umich.edu /* Checksum the rpb for good luck */ 7357977Shsul@eecs.umich.edu sum = 0; 7367977Shsul@eecs.umich.edu lp1 = (long *)&rpb_mdt->rpb_impaddr; 7377977Shsul@eecs.umich.edu lp2 = (long *)&rpb_mdt->rpb_cluster[cl]; 7387977Shsul@eecs.umich.edu while (lp1 < lp2) sum += *lp1++; 7397977Shsul@eecs.umich.edu rpb_mdt->rpb_checksum = sum; 7407977Shsul@eecs.umich.edu 7417977Shsul@eecs.umich.edu /* XXX should checksum the cluster descriptors */ 7427977Shsul@eecs.umich.edu 7437977Shsul@eecs.umich.edu bzero((char *)mdt_bitmap, MDT_BITMAP_PAGES * 8192); 7447977Shsul@eecs.umich.edu for (i = 0; i < mem_pages/8; i++) ((unsigned char *)mdt_bitmap)[i] = 0xff; 7457977Shsul@eecs.umich.edu 7467977Shsul@eecs.umich.edu printf("Initalizing mdt_bitmap addr 0x%x mem_pages %x \n", 7477977Shsul@eecs.umich.edu (long)mdt_bitmap,(long)mem_pages); 7487977Shsul@eecs.umich.edu 7497977Shsul@eecs.umich.edu xxm_rpb.rpb_config_off = 0; 7507977Shsul@eecs.umich.edu xxm_rpb.rpb_fru_off = 0; 7517977Shsul@eecs.umich.edu 7527977Shsul@eecs.umich.edu rpb_dsr = (struct rpb_dsr *) (((ul)rpb_mdt) + sizeof(struct _xxm_rpb_mdt)); 7537977Shsul@eecs.umich.edu rpb->rpb_dsr_off = ((ul)rpb_dsr) - (ul)rpb; 7547977Shsul@eecs.umich.edu bzero((char *)rpb_dsr, sizeof(struct rpb_dsr)); 7557977Shsul@eecs.umich.edu rpb_dsr->rpb_smm = 1578; /* Official XXM SMM number as per SRM */ 7567977Shsul@eecs.umich.edu rpb_dsr->rpb_smm = 1089; /* Official Alcor SMM number as per SRM */ 7577977Shsul@eecs.umich.edu 7587977Shsul@eecs.umich.edu rpb_lurt = (int *) ROUNDUP8(((ul)rpb_dsr) + sizeof(struct rpb_dsr)); 7597977Shsul@eecs.umich.edu rpb_dsr->rpb_lurt_off = ((ul) rpb_lurt) - (ul) rpb_dsr; 7607977Shsul@eecs.umich.edu bcopy((char *)xxm_lurt, (char *)rpb_lurt, sizeof(xxm_lurt)); 7617977Shsul@eecs.umich.edu 7627977Shsul@eecs.umich.edu rpb_name = (char *) ROUNDUP8(((ul)rpb_lurt) + sizeof(xxm_lurt)); 7637977Shsul@eecs.umich.edu rpb_dsr->rpb_sysname_off = ((ul) rpb_name) - (ul) rpb_dsr; 7647977Shsul@eecs.umich.edu#define THENAME " SimOS ALPHA/EV5" 7657977Shsul@eecs.umich.edu sum = sizeof(THENAME); 7667977Shsul@eecs.umich.edu bcopy(THENAME, rpb_name, sum); 7677977Shsul@eecs.umich.edu *(ul *)rpb_name = sizeof(THENAME); /* put in length field */ 7687977Shsul@eecs.umich.edu 7697977Shsul@eecs.umich.edu /* calculate size of rpb */ 7707977Shsul@eecs.umich.edu rpb->rpb_size = ((ul) &rpb_name[sum]) - (ul)rpb; 7717977Shsul@eecs.umich.edu 7727977Shsul@eecs.umich.edu if (rpb->rpb_size > 8192*HWRPB_PAGES) { 7737977Shsul@eecs.umich.edu panic("HWRPB_PAGES=%d too small for HWRPB !!! \n"); 7747977Shsul@eecs.umich.edu } 7757977Shsul@eecs.umich.edu 7767977Shsul@eecs.umich.edu 7777977Shsul@eecs.umich.edu { 7787977Shsul@eecs.umich.edu ul *ptr = (ul*)((char*)rpb_dsr + sizeof(struct rpb_dsr )); 7797977Shsul@eecs.umich.edu rpb_crb->rpb_pa_disp = KSEG_TO_PHYS(ptr); 7807977Shsul@eecs.umich.edu rpb_crb->rpb_va_disp = 0x10000000 + ((ul)ptr&(0x2000*HWRPB_PAGES-1)); 7817977Shsul@eecs.umich.edu printf("ConsoleDispatch at virt %x phys %x val %x\n", 7827977Shsul@eecs.umich.edu rpb_crb->rpb_va_disp, 7837977Shsul@eecs.umich.edu rpb_crb->rpb_pa_disp, 7847977Shsul@eecs.umich.edu consoleCallback); 7857977Shsul@eecs.umich.edu *ptr++ = 0; 7867977Shsul@eecs.umich.edu *ptr++ = (ul) consoleCallback; 7877977Shsul@eecs.umich.edu rpb_crb->rpb_pa_fixup = KSEG_TO_PHYS(ptr); 7887977Shsul@eecs.umich.edu rpb_crb->rpb_va_fixup = 0x10000000 + ((ul)ptr& (0x2000*HWRPB_PAGES-1)); 7897977Shsul@eecs.umich.edu *ptr++ = 0; 7907977Shsul@eecs.umich.edu *ptr++ = (ul) consoleFixup; 7917977Shsul@eecs.umich.edu } 7927977Shsul@eecs.umich.edu 7937977Shsul@eecs.umich.edu 7947977Shsul@eecs.umich.edu /* Checksum the rpb for good luck */ 7957977Shsul@eecs.umich.edu sum = 0; 7967977Shsul@eecs.umich.edu lp1 = (long *)rpb; 7977977Shsul@eecs.umich.edu lp2 = &rpb->rpb_checksum; 7987977Shsul@eecs.umich.edu while (lp1 < lp2) 7997977Shsul@eecs.umich.edu sum += *lp1++; 8007977Shsul@eecs.umich.edu *lp2 = sum; 8017977Shsul@eecs.umich.edu 8027977Shsul@eecs.umich.edu 8037977Shsul@eecs.umich.edu /* 8047977Shsul@eecs.umich.edu * MP bootstrap 8057977Shsul@eecs.umich.edu */ 8067977Shsul@eecs.umich.edu 8077977Shsul@eecs.umich.edu { 8087977Shsul@eecs.umich.edu int i; 8097977Shsul@eecs.umich.edu for (i=1;i<simosConf.numCPUs;i++) { 8107977Shsul@eecs.umich.edu volatile AlphaAccess *k1Conf = (volatile AlphaAccess *) 8117977Shsul@eecs.umich.edu (__MAGIC_ZONE(0, 0, MAGIC_ZONE_EV5_ALIAS)); 8127977Shsul@eecs.umich.edu SpinLock(&theLock); 8137977Shsul@eecs.umich.edu printf("Bootstraping CPU %d with sp=0x%x \n", 8147977Shsul@eecs.umich.edu i,bootStrapImpure[i]); 8157977Shsul@eecs.umich.edu SpinUnlock(&theLock); 8167977Shsul@eecs.umich.edu k1Conf->bootStrapImpure = bootStrapImpure[i]; 8177977Shsul@eecs.umich.edu k1Conf->bootStrapCPU = i; 8187977Shsul@eecs.umich.edu } 8197977Shsul@eecs.umich.edu } 8207977Shsul@eecs.umich.edu 8217977Shsul@eecs.umich.edu /* 8227977Shsul@eecs.umich.edu * Make sure that we are not stepping on the kernel 8237977Shsul@eecs.umich.edu */ 8247977Shsul@eecs.umich.edu if ((ul)unix_boot_mem >= (ul)simosConf.kernStart) { 8257977Shsul@eecs.umich.edu panic("CONSOLE: too much memory. Smashing kernel \n"); 8267977Shsul@eecs.umich.edu } else { 8277977Shsul@eecs.umich.edu SpinLock(&theLock); 8287977Shsul@eecs.umich.edu printf("unix_boot_mem ends at %x \n",unix_boot_mem); 8297977Shsul@eecs.umich.edu SpinUnlock(&theLock); 8307977Shsul@eecs.umich.edu } 8317977Shsul@eecs.umich.edu 8327977Shsul@eecs.umich.edu 8337977Shsul@eecs.umich.edu#ifdef undef 8347977Shsul@eecs.umich.edu#define CSERVE_K_JTOKERN 0x18 8357977Shsul@eecs.umich.edu cServe(bootadr, (ul) rpb_percpu, CSERVE_K_JTOKERN, free_pfn); 8367977Shsul@eecs.umich.edu#endif 8377977Shsul@eecs.umich.edu 8387977Shsul@eecs.umich.edu if (go) JToKern(bootadr, rpb_percpu, free_pfn, kargc, kargv, NULL); 8397977Shsul@eecs.umich.edu} 8407977Shsul@eecs.umich.edu 8417977Shsul@eecs.umich.edu 8427977Shsul@eecs.umich.edu#if 0 8437977Shsul@eecs.umich.eduaoutfixup(char *p) 8447977Shsul@eecs.umich.edu{ 8457977Shsul@eecs.umich.edu int i; 8467977Shsul@eecs.umich.edu unsigned long rem, len, off, dst; 8477977Shsul@eecs.umich.edu 8487977Shsul@eecs.umich.edu 8497977Shsul@eecs.umich.edu struct new_aouthdr *ao = (struct new_aouthdr *) &p[NEW_FILHSZ]; 8507977Shsul@eecs.umich.edu#if 0 8517977Shsul@eecs.umich.edu struct scnhdr *s = (struct scnhdr *) &p[FILHSZ + AOUTHSZ]; 8527977Shsul@eecs.umich.edu struct scnhdr *t, *d, *b; 8537977Shsul@eecs.umich.edu printf("aoutfixup: %d sections \n",fh->f_nscns); 8547977Shsul@eecs.umich.edu#endif 8557977Shsul@eecs.umich.edu 8567977Shsul@eecs.umich.edu 8577977Shsul@eecs.umich.edu aout_text_start = ((ul)ao->text_start_hi<<32) + ao->text_start; 8587977Shsul@eecs.umich.edu aout_data_addr = ((ul)ao->data_start_hi<<32) + ao->data_start; 8597977Shsul@eecs.umich.edu aout_bss_addr = ((ul)ao->bss_start_hi<<32) + ao->bss_start; 8607977Shsul@eecs.umich.edu aout_bss_size = ((ul)ao->bsize_hi<<32) + ao->bsize; 8617977Shsul@eecs.umich.edu aout_entry = ((ul)ao->entry_hi<<32) + ao->entry; 8627977Shsul@eecs.umich.edu 8637977Shsul@eecs.umich.edu printf("_text 0x%16x %8d @ %08d\n", aout_text_start, ao->tsize,0 /* t->s_scnptr*/); 8647977Shsul@eecs.umich.edu printf("_data 0x%16x %8d @ %08d\n", aout_data_addr, ao->dsize,0/* d->s_scnptr*/); 8657977Shsul@eecs.umich.edu printf("_bss 0x%16x %8d\n", aout_bss_addr, ao->bsize); 8667977Shsul@eecs.umich.edu printf("entry 0x%16x\n", aout_entry); 8677977Shsul@eecs.umich.edu#if 0 8687977Shsul@eecs.umich.edu for (i = 0; i < fh->f_nscns; i++) { 8697977Shsul@eecs.umich.edu printf("section %d %s \n",i,s[i].s_name); 8707977Shsul@eecs.umich.edu if (!strcmp(s[i].s_name, ".text")) t = &s[i]; 8717977Shsul@eecs.umich.edu else if (!strcmp(s[i].s_name, ".data")) d = &s[i]; 8727977Shsul@eecs.umich.edu else if (!strcmp(s[i].s_name, ".bss")) b = &s[i]; 8737977Shsul@eecs.umich.edu } 8747977Shsul@eecs.umich.edu bcopy(&p[t->s_scnptr], (char *)ao->text_start, ao->tsize); 8757977Shsul@eecs.umich.edu bcopy(&p[d->s_scnptr], (char *)ao->data_start, ao->dsize); 8767977Shsul@eecs.umich.edu#endif 8777977Shsul@eecs.umich.edu} 8787977Shsul@eecs.umich.edu#endif 8797977Shsul@eecs.umich.edu 8807977Shsul@eecs.umich.eduextern ui palJToKern[]; 8817977Shsul@eecs.umich.edu 8827977Shsul@eecs.umich.eduJToKern(bootadr, rpb_percpu, free_pfn, k_argc, k_argv, envp) 8837977Shsul@eecs.umich.educhar * bootadr; 8847977Shsul@eecs.umich.eduul rpb_percpu; 8857977Shsul@eecs.umich.eduul free_pfn; 8867977Shsul@eecs.umich.eduul k_argc; 8877977Shsul@eecs.umich.educhar **k_argv; 8887977Shsul@eecs.umich.educhar **envp; 8897977Shsul@eecs.umich.edu{ 8907977Shsul@eecs.umich.edu struct _kernel_params *kernel_params = (struct _kernel_params *) KSEG; 8917977Shsul@eecs.umich.edu int i; 8927977Shsul@eecs.umich.edu 8937977Shsul@eecs.umich.edu printf("k_argc = %d ", k_argc); 8947977Shsul@eecs.umich.edu for (i = 0; i < k_argc; i++) { 8957977Shsul@eecs.umich.edu printf("'%s' ", k_argv[i]); 8967977Shsul@eecs.umich.edu } 8977977Shsul@eecs.umich.edu printf("\n"); 8987977Shsul@eecs.umich.edu 8997977Shsul@eecs.umich.edu/* rpb_percpu |= 0xfffffc0000000000;*/ 9007977Shsul@eecs.umich.edu kernel_params->bootadr = bootadr; 9017977Shsul@eecs.umich.edu kernel_params->rpb_percpu = KSEG_TO_PHYS(rpb_percpu); 9027977Shsul@eecs.umich.edu kernel_params->free_pfn = free_pfn; 9037977Shsul@eecs.umich.edu kernel_params->argc = k_argc; 9047977Shsul@eecs.umich.edu kernel_params->argv = (ul)k_argv; 9057977Shsul@eecs.umich.edu kernel_params->envp = (ul)envp; 9067977Shsul@eecs.umich.edu printf("jumping to kernel at 0x%x, (PCBB 0x%x pfn %d)\n", bootadr, rpb_percpu, free_pfn); 9077977Shsul@eecs.umich.edu jToPal(KSEG_TO_PHYS((ul)palJToKern)); 9087977Shsul@eecs.umich.edu printf("returned from jToPal. Looping\n"); 9097977Shsul@eecs.umich.edu while(1) continue; 9107977Shsul@eecs.umich.edu} 9117977Shsul@eecs.umich.edu 9127977Shsul@eecs.umich.edu 9137977Shsul@eecs.umich.eduvoid jToPal(ul bootadr) 9147977Shsul@eecs.umich.edu{ 9157977Shsul@eecs.umich.edu cServe(bootadr, 0, CSERVE_K_JTOPAL); 9167977Shsul@eecs.umich.edu 9177977Shsul@eecs.umich.edu/* 9187977Shsul@eecs.umich.edu * Make sure that floating point is enabled incase 9197977Shsul@eecs.umich.edu * it was disabled by the user program. 9207977Shsul@eecs.umich.edu */ 9217977Shsul@eecs.umich.edu wrfen(1); 9227977Shsul@eecs.umich.edu} 9237977Shsul@eecs.umich.edu 9247977Shsul@eecs.umich.edu 9257977Shsul@eecs.umich.eduint strcpy(char *dst, char *src) 9267977Shsul@eecs.umich.edu{ 9277977Shsul@eecs.umich.edu int i=0; 9287977Shsul@eecs.umich.edu while(*src) { 9297977Shsul@eecs.umich.edu *dst++ = *src++; 9307977Shsul@eecs.umich.edu i++; 9317977Shsul@eecs.umich.edu } 9327977Shsul@eecs.umich.edu return i; 9337977Shsul@eecs.umich.edu} 9347977Shsul@eecs.umich.edu 9357977Shsul@eecs.umich.edu 9367977Shsul@eecs.umich.edu 9377977Shsul@eecs.umich.edu 9387977Shsul@eecs.umich.edu/* ***************************************** 9397977Shsul@eecs.umich.edu * Console I/O 9407977Shsul@eecs.umich.edu * ******************************************/ 9417977Shsul@eecs.umich.edu 9427977Shsul@eecs.umich.eduint numOpenDevices = 11; 9437977Shsul@eecs.umich.edustruct { 9447977Shsul@eecs.umich.edu char name[128]; 9457977Shsul@eecs.umich.edu} deviceState[32]; 9467977Shsul@eecs.umich.edu 9477977Shsul@eecs.umich.edu#define BOOTDEVICE_NAME "SCSI 1 0 0 1 100" 9487977Shsul@eecs.umich.edu 9497977Shsul@eecs.umich.eduvoid DeviceOperation(long op,long channel, long count, long address, long block) 9507977Shsul@eecs.umich.edu{ 9517977Shsul@eecs.umich.edu AlphaAccess *k1Conf = (AlphaAccess *) 9527977Shsul@eecs.umich.edu (__MAGIC_ZONE(0, 0, MAGIC_ZONE_EV5_ALIAS)); 9537977Shsul@eecs.umich.edu 9547977Shsul@eecs.umich.edu long pAddr; 9557977Shsul@eecs.umich.edu 9567977Shsul@eecs.umich.edu#if 0 9577977Shsul@eecs.umich.edu printf("Console::DeviceRead count=0x%x address=0x%x block=0x%x\n", 9587977Shsul@eecs.umich.edu count,address,block); 9597977Shsul@eecs.umich.edu#endif 9607977Shsul@eecs.umich.edu 9617977Shsul@eecs.umich.edu if (strcmp(deviceState[channel].name, BOOTDEVICE_NAME )) { 9627977Shsul@eecs.umich.edu panic("DeviceRead: only implemented for root disk \n"); 9637977Shsul@eecs.umich.edu } 9647977Shsul@eecs.umich.edu pAddr = KSEG_TO_PHYS(address); 9657977Shsul@eecs.umich.edu if (pAddr + count > simosConf.mem_size) { 9667977Shsul@eecs.umich.edu panic("DeviceRead: request out of range \n"); 9677977Shsul@eecs.umich.edu } 9687977Shsul@eecs.umich.edu 9697977Shsul@eecs.umich.edu k1Conf->diskCount = count; 9707977Shsul@eecs.umich.edu k1Conf->diskPAddr = pAddr; 9717977Shsul@eecs.umich.edu k1Conf->diskBlock = block; 9727977Shsul@eecs.umich.edu k1Conf->diskOperation = op; /* launch */ 9737977Shsul@eecs.umich.edu} 9747977Shsul@eecs.umich.edu 9757977Shsul@eecs.umich.edu 9767977Shsul@eecs.umich.edu 9777977Shsul@eecs.umich.edu/* ************************************************************************* 9787977Shsul@eecs.umich.edu * SimoS Console callbacks 9797977Shsul@eecs.umich.edu * **************************************************/ 9807977Shsul@eecs.umich.edu 9817977Shsul@eecs.umich.edu/* AXP manual 2-31 */ 9827977Shsul@eecs.umich.edu#define CONSCB_GETC 0x1 9837977Shsul@eecs.umich.edu#define CONSCB_PUTS 0x2 9847977Shsul@eecs.umich.edu#define CONSCB_RESET_TERM 0x3 9857977Shsul@eecs.umich.edu#define CONSCB_SET_TERM_INT 0x4 9867977Shsul@eecs.umich.edu#define CONSCB_SET_TERM_CTL 0x5 9877977Shsul@eecs.umich.edu#define CONSCB_PROCESS_KEY 0x6 9887977Shsul@eecs.umich.edu 9897977Shsul@eecs.umich.edu#define CONSCB_OPEN 0x10 9907977Shsul@eecs.umich.edu#define CONSCB_CLOSE 0x11 9917977Shsul@eecs.umich.edu#define CONSCB_READ 0x13 9927977Shsul@eecs.umich.edu 9937977Shsul@eecs.umich.edu#define CONSCB_GETENV 0x22 9947977Shsul@eecs.umich.edu 9957977Shsul@eecs.umich.edu/* AXP manual 2-26 */ 9967977Shsul@eecs.umich.edu 9977977Shsul@eecs.umich.edu#define ENV_BOOTED_DEV 0x4 9987977Shsul@eecs.umich.edu#define ENV_BOOTED_OSFLAGS 0x8 9997977Shsul@eecs.umich.edu 10007977Shsul@eecs.umich.edulong CallBackDispatcher(long a0, long a1, long a2, long a3, long a4) 10017977Shsul@eecs.umich.edu{ 10027977Shsul@eecs.umich.edu int i; 10037977Shsul@eecs.umich.edu switch (a0) { 10047977Shsul@eecs.umich.edu case CONSCB_PUTS: 10057977Shsul@eecs.umich.edu for(i=0;i<a3;i++) { 10067977Shsul@eecs.umich.edu PutChar(*(char *)a2+i); 10077977Shsul@eecs.umich.edu } 10087977Shsul@eecs.umich.edu return a3; 10097977Shsul@eecs.umich.edu case CONSCB_GETENV: 10107977Shsul@eecs.umich.edu switch (a1) { 10117977Shsul@eecs.umich.edu case ENV_BOOTED_DEV: 10127977Shsul@eecs.umich.edu i = strcpy((char*)a2,BOOTDEVICE_NAME); 10137977Shsul@eecs.umich.edu break; 10147977Shsul@eecs.umich.edu case ENV_BOOTED_OSFLAGS: 10157977Shsul@eecs.umich.edu /* 10167977Shsul@eecs.umich.edu * 'c':ignores the sysconfigtab 10177977Shsul@eecs.umich.edu * 10187977Shsul@eecs.umich.edu * i= strcpy((char*)a2,"c"); 10197977Shsul@eecs.umich.edu */ 10207977Shsul@eecs.umich.edu i = strcpy((char*)a2,""); 10217977Shsul@eecs.umich.edu break; 10227977Shsul@eecs.umich.edu default: 10237977Shsul@eecs.umich.edu i = strcpy((char*)a2,""); 10247977Shsul@eecs.umich.edu printf ("GETENV unsupported option %d\n", a1); 10257977Shsul@eecs.umich.edu break; 10267977Shsul@eecs.umich.edu } 10277977Shsul@eecs.umich.edu if (i > a3) { 10287977Shsul@eecs.umich.edu panic("CONSCB_GETENV overwrote buffer \n"); 10297977Shsul@eecs.umich.edu } 10307977Shsul@eecs.umich.edu return i; 10317977Shsul@eecs.umich.edu case CONSCB_OPEN: 10327977Shsul@eecs.umich.edu bcopy((char*)a1,deviceState[numOpenDevices].name,a2); 10337977Shsul@eecs.umich.edu deviceState[numOpenDevices].name[a2] = '\0'; 10347977Shsul@eecs.umich.edu printf("CONSOLE OPEN : %s --> success \n", 10357977Shsul@eecs.umich.edu deviceState[numOpenDevices].name); 10367977Shsul@eecs.umich.edu return numOpenDevices++; 10377977Shsul@eecs.umich.edu 10387977Shsul@eecs.umich.edu case CONSCB_READ: 10397977Shsul@eecs.umich.edu DeviceOperation(a0,a1,a2,a3,a4); 10407977Shsul@eecs.umich.edu break; 10417977Shsul@eecs.umich.edu case CONSCB_CLOSE: 10427977Shsul@eecs.umich.edu break; 10437977Shsul@eecs.umich.edu default: 10447977Shsul@eecs.umich.edu panic("cher (%x,%x,%x,%x) \n", 10457977Shsul@eecs.umich.edu a0,a1,a2,a3); 10467977Shsul@eecs.umich.edu } 10477977Shsul@eecs.umich.edu return 0; 10487977Shsul@eecs.umich.edu} 10497977Shsul@eecs.umich.edu 10507977Shsul@eecs.umich.edulong CallBackFixup(int a0, int a1, int a2) 10517977Shsul@eecs.umich.edu{ 10527977Shsul@eecs.umich.edu printf("CallbackFixup %x %x \n",a0,a1); 10537977Shsul@eecs.umich.edu 10547977Shsul@eecs.umich.edu#if 0 10557977Shsul@eecs.umich.edu if (first[FIRST(a1)]==0) { 10567977Shsul@eecs.umich.edu first[FIRST(a1)] = KPTE(PFN(reservedFixup)); 10577977Shsul@eecs.umich.edu } else { 10587977Shsul@eecs.umich.edu panic("CallBakcfixup\n"); 10597977Shsul@eecs.umich.edu } 10607977Shsul@eecs.umich.edu second[SECOND(a1)] = KPTE(PFN(third_rpb)); /* Region 0 */ 10617977Shsul@eecs.umich.edu printf("Fixup: FISRT(a1)=0x%x SECOND(a1)=0x%x THIRD(a1)=0x%x\n", 10627977Shsul@eecs.umich.edu FIRST(a1),SECOND(a1),THIRD(a1)); 10637977Shsul@eecs.umich.edu 10647977Shsul@eecs.umich.edu#endif 10657977Shsul@eecs.umich.edu return 0; 10667977Shsul@eecs.umich.edu} 10677977Shsul@eecs.umich.edu 10687977Shsul@eecs.umich.edu 10697977Shsul@eecs.umich.edu 10707977Shsul@eecs.umich.edu 10717977Shsul@eecs.umich.edu 10727977Shsul@eecs.umich.eduvoid SlaveCmd(int cpu, struct rpb_percpu *my_rpb) 10737977Shsul@eecs.umich.edu{ 10747977Shsul@eecs.umich.edu/* extern void palJToSlave[]; */ 10757977Shsul@eecs.umich.edu extern unsigned int palJToSlave[]; 10767977Shsul@eecs.umich.edu 10777977Shsul@eecs.umich.edu 10787977Shsul@eecs.umich.edu my_rpb->rpb_state |= STATE_BIP; 10797977Shsul@eecs.umich.edu my_rpb->rpb_state &= ~STATE_RC; 10807977Shsul@eecs.umich.edu 10817977Shsul@eecs.umich.edu SpinLock(&theLock); 10827977Shsul@eecs.umich.edu printf("SlaveCmd: restart %x %x vptb %x my_rpb %x my_rpb_phys %x\n", 10837977Shsul@eecs.umich.edu rpb->rpb_restart, 10847977Shsul@eecs.umich.edu rpb->rpb_restart_pv, 10857977Shsul@eecs.umich.edu rpb->rpb_vptb, my_rpb, 10867977Shsul@eecs.umich.edu KSEG_TO_PHYS(my_rpb)); 10877977Shsul@eecs.umich.edu SpinUnlock(&theLock); 10887977Shsul@eecs.umich.edu 10897977Shsul@eecs.umich.edu cServe(KSEG_TO_PHYS((ul)palJToSlave), 10907977Shsul@eecs.umich.edu (ul)rpb->rpb_restart, 10917977Shsul@eecs.umich.edu CSERVE_K_JTOPAL, 10927977Shsul@eecs.umich.edu rpb->rpb_restart_pv, 10937977Shsul@eecs.umich.edu rpb->rpb_vptb, 10947977Shsul@eecs.umich.edu KSEG_TO_PHYS(my_rpb)); 10957977Shsul@eecs.umich.edu} 10967977Shsul@eecs.umich.edu 10977977Shsul@eecs.umich.eduvoid SlaveLoop( int cpu) 10987977Shsul@eecs.umich.edu{ 10997977Shsul@eecs.umich.edu int size = ROUNDUP128(sizeof(struct rpb_percpu)); 11007977Shsul@eecs.umich.edu struct rpb_percpu *my_rpb = (struct rpb_percpu*) 11017977Shsul@eecs.umich.edu ((ul)rpb_percpu + size*cpu); 11027977Shsul@eecs.umich.edu 11037977Shsul@eecs.umich.edu 11047977Shsul@eecs.umich.edu SpinLock(&theLock); 11057977Shsul@eecs.umich.edu if (cpu==0) { 11067977Shsul@eecs.umich.edu panic("CPU�0 entering slaveLoop. Reenetering the console. HOSED \n"); 11077977Shsul@eecs.umich.edu } else { 11087977Shsul@eecs.umich.edu printf("Entering slaveloop for cpu %d my_rpb=%x \n",cpu,my_rpb); 11097977Shsul@eecs.umich.edu } 11107977Shsul@eecs.umich.edu SpinUnlock(&theLock); 11117977Shsul@eecs.umich.edu while(1) { 11127977Shsul@eecs.umich.edu int i; 11137977Shsul@eecs.umich.edu for (i=0; i < 1000000 ; i++) { 11147977Shsul@eecs.umich.edu if (my_rpb->rpb_iccb.iccb_rxlen) { 11157977Shsul@eecs.umich.edu SpinLock(&theLock); 11167977Shsul@eecs.umich.edu printf("Slave CPU %d console command %s", 11177977Shsul@eecs.umich.edu cpu,my_rpb->rpb_iccb.iccb_rxbuf); 11187977Shsul@eecs.umich.edu SpinUnlock(&theLock); 11197977Shsul@eecs.umich.edu SlaveCmd(cpu,my_rpb); 11207977Shsul@eecs.umich.edu panic("SlaveCmd returned \n"); 11217977Shsul@eecs.umich.edu } 11227977Shsul@eecs.umich.edu } 11237977Shsul@eecs.umich.edu printf("*"); 11247977Shsul@eecs.umich.edu } 11257977Shsul@eecs.umich.edu} 11267977Shsul@eecs.umich.edu 1127