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AT driver is not modified (debugging only);

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TTY: select and revive with new notify and FS call back;
kernel: removed old notify code; removed ugly prepare_shutdown timer
kputc: don't send to FS if PRINTF_PROC fails
This commit is contained in:
Jorrit Herder
2005-07-27 14:32:16 +00:00
parent 28958cca35
commit fe0dcb5c00
23 changed files with 172 additions and 267 deletions
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19
kernel/system.c
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@@ -201,7 +201,7 @@ int source;
* the lowest bytes because the highest bytes won't differ that much.
*/
int r_next;
unsigned long tsc_high;
unsigned long tsc_high, tsc_low;
/* On machines with the RDTSC (cycle counter read instruction - pentium
* and up), use that for high-resolution raw entropy gathering. Otherwise,
@@ -214,12 +214,15 @@ int source;
*/
source %= RANDOM_SOURCES;
r_next= krandom.bin[source].r_next;
if(machine.processor > 486 && 0)
read_tsc(&tsc_high, &krandom.bin[source].r_buf[r_next]);
else
krandom.bin[source].r_buf[r_next] = read_clock();
if (krandom.bin[source].r_size < RANDOM_ELEMENTS)
if(machine.processor > 486) {
read_tsc(&tsc_high, &tsc_low);
krandom.bin[source].r_buf[r_next] = tsc_low;
} else {
krandom.bin[source].r_buf[r_next] = read_clock();
}
if (krandom.bin[source].r_size < RANDOM_ELEMENTS) {
krandom.bin[source].r_size ++;
}
krandom.bin[source].r_next = (r_next + 1 ) % RANDOM_ELEMENTS;
}
@@ -247,7 +250,7 @@ irq_hook_t *hook;
priv(proc_addr(hook->proc_nr))->s_int_pending |= (1 << hook->irq);
/* Build notification message and return. */
lock_alert(HARDWARE, hook->proc_nr);
lock_notify(HARDWARE, hook->proc_nr);
return(hook->policy & IRQ_REENABLE);
}
@@ -267,7 +270,7 @@ int sig_nr; /* signal to be sent, 1 to _NSIG */
rp = proc_addr(proc_nr);
sigaddset(&priv(rp)->s_sig_pending, sig_nr);
lock_alert(SYSTEM, proc_nr);
lock_notify(SYSTEM, proc_nr);
}