| 19,6 → 19,13 |
|---|
| * For legalese, check out the included GPL license. |
| */ |
| |
| /* Added Advanced Timer Code |
| * |
| * Date: 8.4.2003 |
| * Author: Giacomo Guidi <giacomo@gandalf.sssup.it> |
| * |
| */ |
| |
| /* Time Event routines */ |
| |
| #include <ll/i386/stdlib.h> |
| 61,6 → 68,8 |
|---|
| extern void (*evt_prol) (void); |
| extern void (*evt_epil) (void); |
| |
| extern unsigned char use_tsc; |
| |
| void event_setlasthandler(void *p) |
| { |
| last_handler = p; |
| 152,17 → 161,23 |
|---|
| struct event *p, *pp; |
| WORD tmp; |
| |
| tmp = pit_read(frc); |
| ADDPITSPEC((WORD) (lastTime - tmp), &globalCounter); |
| lastTime = tmp; |
| |
| if(!use_tsc) { |
| tmp = pit_read(frc); |
| ADDPITSPEC((WORD) (lastTime - tmp), &globalCounter); |
| lastTime = tmp; |
| } |
| |
| activeInt++; |
| if (activeInt == 1 && evt_prol != NULL) { |
| evt_prol(); |
| } |
| |
| ADDNANO2TIMESPEC(nts, &actTime); |
| |
| if (!use_tsc) { |
| ADDNANO2TIMESPEC(nts, &actTime); |
| } else { |
| read_timespec(&actTime); |
| } |
| |
| for (p = firstevent; p != NULL; p = pp) { |
| /* |
| SUBTIMESPEC(&(p->time), &actTime, &tmp); |
| 197,7 → 212,7 |
|---|
| IDT_place(0x40,ll_timer); |
| |
| if (l->mode != LL_PERIODIC) { |
| error("Trying one-shot!!!"); |
| message("One-shot mode\n"); |
| t = 0; |
| /* Mode: Binary/Mode 4/16 bit Time_const/Counter 0 */ |
| pit_init(0, TMR_MD4, 0xFFFF); /* Timer 0, Mode 4, constant 0xFFFF */ |
| 256,6 → 271,8 |
|---|
| /* Initialization of the time variables for periodic mode */ |
| nts = ticksize * 1000; |
| NULL_TIMESPEC(&actTime); |
| |
| if (use_tsc) ll_init_advtimer(); |
| |
| /* Initialization of the general time variables */ |
| NULLPITSPEC(&globalCounter); |