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Defer final console attach to zs_attach().

This commit is contained in:
eeh 1999-04-25 16:16:31 +00:00
parent 61ae8b4739
commit e921bb961d
2 changed files with 57 additions and 86 deletions
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63
sys/arch/sparc64/dev/kd.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: kd.c,v 1.1.1.1 1998/06/20 04:58:51 eeh Exp $ */
/* $NetBSD: kd.c,v 1.2 1999/04/25 16:16:31 eeh Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
@ -517,35 +517,40 @@ kdcngetc(dev)
struct kbd_state *ks = &kdcn_state;
int code, class, data, keysym;
for (;;) {
code = zs_getc(zs_conschan);
keysym = kbd_code_to_keysym(ks, code);
class = KEYSYM_CLASS(keysym);
switch (class) {
case KEYSYM_ASCII:
goto out;
case KEYSYM_CLRMOD:
case KEYSYM_SETMOD:
data = (keysym & 0x1F);
/* Only allow ctrl or shift. */
if (data > KBMOD_SHIFT_R)
if (!zs_conschan) {
/* Not initialized yet */
return -1;
} else {
for (;;) {
code = zs_getc(zs_conschan);
keysym = kbd_code_to_keysym(ks, code);
class = KEYSYM_CLASS(keysym);
switch (class) {
case KEYSYM_ASCII:
goto out;
case KEYSYM_CLRMOD:
case KEYSYM_SETMOD:
data = (keysym & 0x1F);
/* Only allow ctrl or shift. */
if (data > KBMOD_SHIFT_R)
break;
data = 1 << data;
if (class == KEYSYM_SETMOD)
ks->kbd_modbits |= data;
else
ks->kbd_modbits &= ~data;
break;
data = 1 << data;
if (class == KEYSYM_SETMOD)
ks->kbd_modbits |= data;
else
ks->kbd_modbits &= ~data;
break;
case KEYSYM_ALL_UP:
/* No toggle keys here. */
ks->kbd_modbits = 0;
break;
default: /* ignore all other keysyms */
break;
case KEYSYM_ALL_UP:
/* No toggle keys here. */
ks->kbd_modbits = 0;
break;
default: /* ignore all other keysyms */
break;
}
}
}
out:

80
sys/arch/sparc64/dev/zs.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: zs.c,v 1.10 1999/04/24 21:08:12 eeh Exp $ */
/* $NetBSD: zs.c,v 1.11 1999/04/25 16:16:31 eeh Exp $ */
/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
@ -169,6 +169,12 @@ zs_get_chan_addr(zs_unit, channel)
if (zs_unit >= NZS)
return (NULL);
addr = zsaddr[zs_unit];
#ifdef DEBUG
if (addr == NULL) {
db_printf("zs_get_chan_addr(): unit %d channel %d not found\n", zs_unit, channel);
Debugger();
}
#endif
if (addr == NULL)
return (NULL);
if (channel == 0) {
@ -342,7 +348,8 @@ zs_attach_sbus(parent, self, aux)
self->dv_xname);
return;
}
zsaddr[zs_unit] = (struct zsdevice *)kvaddr;
zsaddr[zs_unit] = (struct zsdevice *)
(long)kvaddr;
}
}
zs_attach(zsc, sa->sa_pri);
@ -411,6 +418,9 @@ zs_attach(zsc, pri)
cs->cs_brg_clk = PCLK / 16;
zc = zs_get_chan_addr(zs_unit, channel);
if (zs_hwflags[zs_unit][channel] == ZS_HWFLAG_CONSOLE) {
zs_conschan = (struct zschan *)zc;
}
cs->cs_reg_csr = &zc->zc_csr;
cs->cs_reg_data = &zc->zc_data;
@ -1033,38 +1043,16 @@ consinit()
OF_getprop(node, "stdin", &stdin, sizeof(stdin));
DBPRINT(("stdin instance = %x\r\n", stdin));
node = OF_instance_to_package(stdin);
if ((node = OF_instance_to_package(stdin)) == 0)
goto setup_output;
DBPRINT(("stdin package = %x\r\n", node));
if (OF_getproplen(node,"keyboard") >= 0) {
inSource = PROMDEV_KBD;
goto setup_output;
}
if (strcmp(getpropstring(node,"device_type"),"serial") != 0) {
} else if (strcmp(getpropstring(node,"device_type"),"serial") != 0) {
/* not a serial, not keyboard. what is it?!? */
inSource = -1;
goto setup_output;
}
/*
* At this point we assume the device path is in the form
* ....device@x,y:a for ttya and ...device@x,y:b for ttyb.
* If it isn't, we defer to the ROM
*/
if(OF_instance_to_path(stdin, buffer, sizeof(buffer)) <= 0) {
printf("consinit: bogus stdin path.\n");
goto setup_output;
}
cp = buffer;
while (*cp)
cp++;
cp -= 2;
#ifdef DEBUG
if (cp < buffer)
panic("consinit: bad stdin path %s",buffer);
#endif
/* XXX: only allows tty's a->z, assumes PROMDEV_TTYx contig */
if (cp[0]==':' && cp[1] >= 'a' && cp[1] <= 'z')
inSource = PROMDEV_TTYA + (cp[1] - 'a');
/* else use rom */
setup_output:
DBPRINT(("setting up stdout\r\n"));
node = OF_finddevice("/chosen");
@ -1082,29 +1070,6 @@ setup_output:
!= 0) {
/* not screen, not serial. Whatzit? */
outSink = -1;
} else { /* serial console. which? */
/*
* At this point we assume the device path is in the
* form:
* ....device@x,y:a for ttya, etc.
* If it isn't, we defer to the ROM
*/
if(OF_instance_to_path(stdout, buffer, sizeof(buffer)) <= 0) {
printf("consinit: bogus stdin path.\n");
goto setup_output;
}
cp = buffer;
while (*cp)
cp++;
cp -= 2;
#ifdef DEBUG
if (cp < buffer)
panic("consinit: bad stdout path %s",buffer);
#endif
/* XXX: only allows tty's a->z, assumes PROMDEV_TTYx contig */
if (cp[0]==':' && cp[1] >= 'a' && cp[1] <= 'z')
outSink = PROMDEV_TTYA + (cp[1] - 'a');
else outSink = -1;
}
if (inSource != outSink) {
printf("cninit: mismatched PROM output selector\n");
@ -1145,16 +1110,17 @@ setup_output:
/* Now that inSource has been validated, print it. */
printf("console is %s\n", prom_inSrc_name[inSource]);
zc = zs_get_chan_addr(zs_unit, channel);
if (zc == NULL) {
printf("cninit: zs not mapped.\n");
return;
}
zs_conschan = zc;
/*
* We'll just mark this as the future console, but still
* use the PROM until the zs driver attaches.
*/
zs_hwflags[zs_unit][channel] = ZS_HWFLAG_CONSOLE;
zs_conschan = NULL;
cn_tab = cn;
(*cn->cn_init)(cn);
#ifdef KGDB
zs_kgdb_init();
#endif
/* Defer the rest to zs_attach */
}