PUBLIC void map_dmp()
{
register struct proc *rp;
static struct proc *oldrp = cproc_addr(HARDWARE);
int n = 0;
vir_clicks base, limit;
printf("\nPROC NAME- --TEXT--- --DATA--- --STACK-- SHADOW FLIP P BASE SIZE\n");
for (rp = oldrp; rp < END_PROC_ADDR; rp++) {
if (rp->p_flags & P_SLOT_FREE) continue;
if (++n > 20) break;
base = rp->p_map[T].mem_phys;
limit = rp->p_map[S].mem_phys + rp->p_map[S].mem_len;
printf("%3d %-6.6s %4x %4x %4x %4x %4x %4x %4x %4d %d %4uK\n",
proc_number(rp),
rp->p_name,
rp->p_map[T].mem_phys, rp->p_map[T].mem_len,
rp->p_map[D].mem_phys, rp->p_map[D].mem_len,
rp->p_map[S].mem_phys, rp->p_map[S].mem_len,
rp->p_shadow, rp->p_nflips, rp->p_physio,
click_to_round_k(base), click_to_round_k(limit));
}
if (rp == END_PROC_ADDR) rp = cproc_addr(HARDWARE); else printf("--more--\r");
oldrp = rp;
}
PUBLIC void map_dmp()
{
register struct proc *rp;
static struct proc *oldrp = cproc_addr(HARDWARE);
int n = 0;
phys_clicks size;
printf("\nPROC NAME- -----TEXT----- -----DATA----- ----STACK----- -SIZE-\n");
for (rp = oldrp; rp < END_PROC_ADDR; rp++) {
if (rp->p_flags & P_SLOT_FREE) continue;
if (++n > 20) break;
size = rp->p_map[T].mem_len
+ ((rp->p_map[S].mem_phys + rp->p_map[S].mem_len)
- rp->p_map[D].mem_phys);
printf("%3d %-6.6s %4x %4x %4x %4x %4x %4x %4x %4x %4x %5uK\n",
proc_number(rp),
rp->p_name,
rp->p_map[T].mem_vir, rp->p_map[T].mem_phys, rp->p_map[T].mem_len,
rp->p_map[D].mem_vir, rp->p_map[D].mem_phys, rp->p_map[D].mem_len,
rp->p_map[S].mem_vir, rp->p_map[S].mem_phys, rp->p_map[S].mem_len,
click_to_round_k(size));
}
if (rp == END_PROC_ADDR) rp = cproc_addr(HARDWARE); else printf("--more--\r");
oldrp = rp;
}
/*===========================================================================*
* dpeth_task *
*===========================================================================*/
void dp8390_task()
{
message m;
int i, irq, r;
dpeth_t *dep;
long v;
dpeth_tasknr= proc_number(proc_ptr);
for (i= 0, dep= de_table; i<DE_PORT_NR; i++, dep++)
{
strcpy(dep->de_name, "dp8390#0");
dep->de_name[7] += i;
}
v= 0;
(void) env_parse("ETH_IGN_PROTO", "x", 0, &v, 0x0000L, 0xFFFFL);
eth_ign_proto= htons((u16_t) v);
while (TRUE)
{
if ((r= receive(ANY, &m)) != OK)
panic("dp8390: receive failed", r);
switch (m.m_type)
{
case DL_WRITE: do_vwrite(&m, FALSE, FALSE); break;
case DL_WRITEV: do_vwrite(&m, FALSE, TRUE); break;
case DL_READ: do_vread(&m, FALSE); break;
case DL_READV: do_vread(&m, TRUE); break;
case DL_INIT: do_init(&m); break;
case DL_GETSTAT: do_getstat(&m); break;
case DL_STOP: do_stop(&m); break;
case HARD_INT:
for (i= 0, dep= &de_table[0]; i<DE_PORT_NR; i++, dep++)
{
if (dep->de_mode != DEM_ENABLED)
continue;
assert(dep->de_flags & DEF_ENABLED);
irq= dep->de_irq;
assert(irq >= 0 && irq < NR_IRQ_VECTORS);
if (dep->de_int_pending)
{
dep->de_int_pending= 0;
dp_check_ints(dep);
do_int(dep);
enable_irq(&dep->de_hook);
}
}
break;
default:
panic("dp8390: illegal message", m.m_type);
}
}
}
/*===========================================================================*
* do_clocktick *
*===========================================================================*/
PRIVATE void do_clocktick()
{
/* Despite its name, this routine is not called on every clock tick. It
* is called on those clock ticks when a lot of work needs to be done.
*/
register struct proc *rp;
register int proc_nr;
if (next_alarm <= realtime) {
/* An alarm may have gone off, but proc may have exited, so check. */
next_alarm = LONG_MAX; /* start computing next alarm */
for (rp = BEG_PROC_ADDR; rp < END_PROC_ADDR; rp++) {
if (rp->p_alarm != 0) {
/* See if this alarm time has been reached. */
if (rp->p_alarm <= realtime) {
/* A timer has gone off. If it is a user proc,
* send it a signal. If it is a task, call the
* function previously specified by the task.
*/
proc_nr = proc_number(rp);
if (watch_dog[proc_nr+NR_TASKS]) {
watchdog_proc= proc_nr;
(*watch_dog[proc_nr+NR_TASKS])();
}
else
cause_sig(proc_nr, SIGALRM);
rp->p_alarm = 0;
}
/* Work on determining which alarm is next. */
if (rp->p_alarm != 0 && rp->p_alarm < next_alarm)
next_alarm = rp->p_alarm;
}
}
}
/* If a user process has been running too long, pick another one. */
if (--sched_ticks == 0) {
if (bill_ptr == prev_ptr) lock_sched(); /* process has run too long */
sched_ticks = SCHED_RATE; /* reset quantum */
prev_ptr = bill_ptr; /* new previous process */
}
#if (SHADOWING == 1)
if (rdy_head[SHADOW_Q]) unshadow(rdy_head[SHADOW_Q]);
#endif
}
PUBLIC void p_dmp()
{
/* Proc table dump */
register struct proc *rp;
static struct proc *oldrp = BEG_PROC_ADDR;
int n = 0;
phys_clicks text, data, size;
int proc_nr;
printf("\n--pid --pc- ---sp- flag -user --sys-- -text- -data- -size- -recv- command\n");
for (rp = oldrp; rp < END_PROC_ADDR; rp++) {
proc_nr = proc_number(rp);
if (rp->p_flags & P_SLOT_FREE) continue;
if (++n > 20) break;
text = rp->p_map[T].mem_phys;
data = rp->p_map[D].mem_phys;
size = rp->p_map[T].mem_len
+ ((rp->p_map[S].mem_phys + rp->p_map[S].mem_len) - data);
printf("%5d %5lx %6lx %2x %7U %7U %5uK %5uK %5uK ",
proc_nr < 0 ? proc_nr : rp->p_pid,
(unsigned long) rp->p_reg.pc,
(unsigned long) rp->p_reg.sp,
rp->p_flags,
rp->user_time, rp->sys_time,
click_to_round_k(text), click_to_round_k(data),
click_to_round_k(size));
if (rp->p_flags & RECEIVING) {
printf("%-7.7s", proc_name(rp->p_getfrom));
} else
if (rp->p_flags & SENDING) {
printf("S:%-5.5s", proc_name(rp->p_sendto));
} else
if (rp->p_flags == 0) {
printf(" ");
}
printf("%s\n", rp->p_name);
}
if (rp == END_PROC_ADDR) rp = BEG_PROC_ADDR; else printf("--more--\r");
oldrp = rp;
}
/*=========================================================================*
* mcd_task *
*=========================================================================*/
PUBLIC void mcd_task()
{
long v;
static char var[] = "MCD";
static char fmt[] = "x:d";
#if __minix_vmd
mcd_tasknr = proc_number(proc_ptr);
#endif
/* Configure I/O base and IRQ. */
v = MCD_IO_BASE_ADDRESS;
(void) env_parse(var, fmt, 0, &v, 0x000L, 0x3FFL);
mcd_io_base = v;
v = MCD_IRQ;
(void) env_parse(var, fmt, 0, &v, 0L, (long) NR_IRQ_VECTORS - 1);
mcd_irq = v;
driver_task(&mcd_dtab); /* Start driver task for cdrom */
}
/*===========================================================================*
* p_dmp *
*===========================================================================*/
PUBLIC void p_dmp()
{
/* Proc table dump */
register struct proc *rp;
static struct proc *oldrp = BEG_PROC_ADDR;
int n = 0;
vir_clicks base, limit;
printf(
"\nproc pid pc sp splow flag user sys recv command\n");
for (rp = oldrp; rp < END_PROC_ADDR; rp++) {
if (rp->p_flags & P_SLOT_FREE) continue;
if (++n > 20) break;
base = rp->p_map[T].mem_phys;
limit = rp->p_map[S].mem_phys + rp->p_map[S].mem_len;
printf("%4u %4u %6lx %6lx %6lx %4x %5U %6U ",
proc_number(rp),
rp->p_pid,
(unsigned long) rp->p_reg.pc,
(unsigned long) rp->p_reg.sp,
(unsigned long) rp->p_splow,
rp->p_flags,
rp->user_time, rp->sys_time);
if (rp->p_flags & RECEIVING) {
printf("%-7.7s", proc_name(rp->p_getfrom));
} else
if (rp->p_flags & SENDING) {
printf("S:%-5.5s", proc_name(rp->p_sendto));
} else
if (rp->p_flags == 0) {
printf(" ");
}
printf("%s\n", rp->p_name);
}
if (rp == END_PROC_ADDR) rp = BEG_PROC_ADDR; else printf("--more--\r");
oldrp = rp;
}