-/* $OpenBSD: com.c,v 1.29 1996/12/10 19:21:53 deraadt Exp $ */
+/* $OpenBSD: com.c,v 1.30 1996/12/10 22:28:28 deraadt Exp $ */
/* $NetBSD: com.c,v 1.82.4.1 1996/06/02 09:08:00 mrg Exp $ */
/*-
#include <machine/bus.h>
#include <machine/intr.h>
-#include <dev/isa/isavar.h>
-#include <dev/isa/comreg.h>
-#include <dev/isa/comvar.h>
+#include <dev/isa/isavar.h> /* XXX */
+
+#include <dev/ic/comreg.h>
+#include <dev/ic/comvar.h>
#include <dev/ic/ns16550reg.h>
#ifdef COM_HAYESP
#include <dev/ic/hayespreg.h>
#include "com.h"
-
-#define COM_IBUFSIZE (2 * 512)
-#define COM_IHIGHWATER ((3 * COM_IBUFSIZE) / 4)
-
-struct com_softc {
- struct device sc_dev;
- void *sc_ih;
- bus_space_tag_t sc_iot;
- struct tty *sc_tty;
-
- int sc_overflows;
- int sc_floods;
- int sc_errors;
-
- int sc_halt;
-
- int sc_iobase;
-#ifdef COM_HAYESP
- int sc_hayespbase;
-#endif
-
- bus_space_handle_t sc_ioh;
- bus_space_handle_t sc_hayespioh;
- isa_chipset_tag_t sc_ic;
-
- u_char sc_hwflags;
-#define COM_HW_NOIEN 0x01
-#define COM_HW_FIFO 0x02
-#define COM_HW_HAYESP 0x04
-#define COM_HW_ABSENT_PENDING 0x08 /* reattached, awaiting close/reopen */
-#define COM_HW_ABSENT 0x10 /* configure actually failed, or removed */
-#define COM_HW_REATTACH 0x20 /* reattaching */
-#define COM_HW_CONSOLE 0x40
- u_char sc_swflags;
-#define COM_SW_SOFTCAR 0x01
-#define COM_SW_CLOCAL 0x02
-#define COM_SW_CRTSCTS 0x04
-#define COM_SW_MDMBUF 0x08
- u_char sc_msr, sc_mcr, sc_lcr, sc_ier;
- u_char sc_dtr;
-
- u_char sc_cua;
-
- u_char sc_initialize; /* force initialization */
-
- u_char *sc_ibuf, *sc_ibufp, *sc_ibufhigh, *sc_ibufend;
- u_char sc_ibufs[2][COM_IBUFSIZE];
-};
-
-#ifdef COM_HAYESP
-int comprobeHAYESP __P((bus_space_handle_t hayespioh, struct com_softc *sc));
-#endif
-void comdiag __P((void *));
-int comspeed __P((long));
-int comparam __P((struct tty *, struct termios *));
-void comstart __P((struct tty *));
-void compoll __P((void *));
-
/* XXX: These belong elsewhere */
cdev_decl(com);
bdev_decl(com);
-struct consdev;
-void comcnprobe __P((struct consdev *));
-void comcninit __P((struct consdev *));
-int comcngetc __P((dev_t));
-void comcnputc __P((dev_t, int));
-void comcnpollc __P((dev_t, int));
-
static u_char tiocm_xxx2mcr __P((int));
/*
*/
int comprobe __P((struct device *, void *, void *));
void comattach __P((struct device *, struct device *, void *));
-void com_absent_notify __P((struct com_softc *sc));
void comstart_pending __P((void *));
#if NCOM_ISA
};
#endif
-#if NCOM_PICA
-#undef CONADDR /* This is stupid but using devs before config .. */
-#define CONADDR 0xe0006000
-
-struct cfattach com_pica_ca = {
- sizeof(struct com_softc), comprobe, comattach
-};
-#endif
-
struct cfdriver com_cd = {
NULL, "com", DV_TTY
};
#define CLR(t, f) (t) &= ~(f)
#define ISSET(t, f) ((t) & (f))
-#if NCOM_PCMCIA
-#include <dev/pcmcia/pcmciavar.h>
-
-int com_pcmcia_match __P((struct device *, void *, void *));
-void com_pcmcia_attach __P((struct device *, struct device *, void *));
-int com_pcmcia_detach __P((struct device *));
-
-struct cfattach com_pcmcia_ca = {
- sizeof(struct com_softc), com_pcmcia_match, comattach,
- com_pcmcia_detach
-};
-
-int com_pcmcia_mod __P((struct pcmcia_link *pc_link, struct device *self,
- struct pcmcia_conf *pc_cf, struct cfdata *cf));
-
-/* additional setup needed for pcmcia devices */
-/* modify config entry */
-int
-com_pcmcia_mod(pc_link, self, pc_cf, cf)
- struct pcmcia_link *pc_link;
- struct device *self;
- struct pcmcia_conf *pc_cf;
- struct cfdata *cf;
-{
- int err;
-
- if (!(err = PCMCIA_BUS_CONFIG(pc_link->adapter, pc_link, self,
- pc_cf, cf))) {
- pc_cf->memwin = 0;
- if (pc_cf->cfgtype == 0)
- pc_cf->cfgtype = CFGENTRYID; /* determine from ioaddr */
- }
- return err;
-}
-
-int com_pcmcia_isa_attach __P((struct device *, void *, void *,
- struct pcmcia_link *));
-int com_pcmcia_remove __P((struct pcmcia_link *, struct device *));
-
-static struct pcmcia_com {
- struct pcmcia_device pcd;
-} pcmcia_com = {
- {"PCMCIA Modem card", com_pcmcia_mod, com_pcmcia_isa_attach,
- NULL, com_pcmcia_remove}
-};
-
-
-struct pcmciadevs pcmcia_com_devs[] = {
- { "com", 0,
- NULL, "*MODEM*", NULL, NULL,
- NULL, (void *)&pcmcia_com
- },
- { "com", 0,
- NULL, NULL, "*MODEM*", NULL,
- NULL, (void *)&pcmcia_com
- },
- { "com", 0,
- NULL, NULL, NULL, "*MODEM*",
- NULL, (void *)&pcmcia_com
- },
- {NULL}
-};
-#define ncom_pcmcia_devs sizeof(pcmcia_com_devs)/sizeof(pcmcia_com_devs[0])
-
-int
-com_pcmcia_match(parent, match, aux)
- struct device *parent;
- void *match, *aux;
-{
- return pcmcia_slave_match(parent, match, aux, pcmcia_com_devs,
- ncom_pcmcia_devs);
-}
-
-int
-com_pcmcia_isa_attach(parent, match, aux, pc_link)
- struct device *parent;
- void *match;
- void *aux;
- struct pcmcia_link *pc_link;
-{
- struct isa_attach_args *ia = aux;
- struct com_softc *sc = match;
- int rval;
-
- if ((rval = comprobe(parent, sc->sc_dev.dv_cfdata, ia))) {
- if (ISSET(pc_link->flags, PCMCIA_REATTACH)) {
-#ifdef COM_DEBUG
- printf("comreattach, hwflags=%x\n", sc->sc_hwflags);
-#endif
- sc->sc_hwflags = COM_HW_REATTACH |
- (sc->sc_hwflags & (COM_HW_ABSENT_PENDING|COM_HW_CONSOLE));
- } else
- sc->sc_hwflags = 0;
- sc->sc_ic = ia->ia_ic;
- }
- return rval;
-}
-
-
-/*
- * Called by config_detach attempts, shortly after com_pcmcia_remove
- * was called.
- */
-int
-com_pcmcia_detach(self)
- struct device *self;
-{
- struct com_softc *sc = (void *)self;
-
- if (ISSET(sc->sc_hwflags, COM_HW_ABSENT_PENDING)) {
- /* don't let it really be detached, it is still open */
- return EBUSY;
- }
- return 0; /* OK! */
-}
-
-/*
- * called by pcmcia framework to accept/reject remove attempts.
- * If we return 0, then the detach will proceed.
- */
-int
-com_pcmcia_remove(pc_link, self)
- struct pcmcia_link *pc_link;
- struct device *self;
-{
- struct com_softc *sc = (void *)self;
- struct tty *tp;
- int s;
-
- if (!sc->sc_tty)
- goto ok;
- tp = sc->sc_tty;
-
- /* not in use ? if so, return "OK" */
- if (!ISSET(tp->t_state, TS_ISOPEN) &&
- !ISSET(tp->t_state, TS_WOPEN)) {
- ttyfree(sc->sc_tty);
- sc->sc_tty = NULL;
- ok:
- isa_intr_disestablish(sc->sc_ic, sc->sc_ih);
- sc->sc_ih = NULL;
- SET(sc->sc_hwflags, COM_HW_ABSENT);
- return 0; /* OK! */
- }
- /*
- * Not easily removed. Put device into a dead state, clean state
- * as best we can. notify all waiters.
- */
- SET(sc->sc_hwflags, COM_HW_ABSENT|COM_HW_ABSENT_PENDING);
-#ifdef COM_DEBUG
- printf("pending detach flags %x\n", sc->sc_hwflags);
-#endif
-
- s = spltty();
- com_absent_notify(sc);
- splx(s);
-
- return 0;
-}
-
-#if 0
-void
-com_pcmcia_attach(parent, self, aux)
- struct device *parent, *self;
- void *aux;
-{
- struct pcmcia_attach_args *paa = aux;
-
- printf("com_pcmcia_attach %p %p %p\n", parent, self, aux);
- delay(2000000);
- if (!pcmcia_configure(parent, self, paa->paa_link)) {
- struct com_softc *sc = (void *)self;
- sc->sc_hwflags |= COM_HW_ABSENT;
- printf(": not attached\n");
- }
-}
-#endif
-#endif
-
/*
* must be called at spltty() or higher.
*/
int iobase, needioh;
int rv = 1;
-#if NCOM_ISA || NCOM_PCMCIA
-#define IS_ISA(parent) \
- (!strcmp((parent)->dv_cfdata->cf_driver->cd_name, "isa") || \
- !strcmp((parent)->dv_cfdata->cf_driver->cd_name, "pcmcia"))
-#elif NCOM_ISA
+#if NCOM_ISA
#define IS_ISA(parent) \
!strcmp((parent)->dv_cfdata->cf_driver->cd_name, "isa")
-#endif
-#if NCOM_PICA
-#define IS_PICA(parent) \
- !strcmp((parent)->dv_cfdata->cf_driver->cd_name, "pica")
#endif
/*
* XXX should be broken out into functions for isa probe and
* XXX for commulti probe, with a helper function that contains
* XXX most of the interesting stuff.
*/
-#if NCOM_ISA || NCOM_PCMCIA
+#if NCOM_ISA
if (IS_ISA(parent)) {
struct isa_attach_args *ia = aux;
ioh = ca->ca_ioh;
needioh = 0;
} else
-#endif
-#if NCOM_PICA
- if(IS_PICA(parent)) {
- struct confargs *ca = aux;
- if(!BUS_MATCHNAME(ca, "com"))
- return(0);
- iobase = (long)BUS_CVTADDR(ca);
- iot = 0;
- needioh = 1;
- } else
#endif
return(0); /* This cannot happen */
bus_space_unmap(iot, ioh, COM_NPORTS);
out:
-#if NCOM_ISA || NCOM_PCMCIA
+#if NCOM_ISA
if (rv && IS_ISA(parent)) {
struct isa_attach_args *ia = aux;
} else
sc->sc_hwflags = 0;
sc->sc_swflags = 0;
-#if NCOM_ISA || NCOM_PCMCIA
+#if NCOM_ISA
if (IS_ISA(parent)) {
struct isa_attach_args *ia = aux;
if (ca->ca_noien)
SET(sc->sc_hwflags, COM_HW_NOIEN);
} else
-#endif
-#if NCOM_PICA
- if(IS_PICA(parent)) {
- struct confargs *ca = aux;
- iobase = (long)BUS_CVTADDR(ca);
- iot = 0;
- irq = 0;
- ioh = iobase;
- } else
#endif
panic("comattach: impossible");
bus_space_write_1(iot, ioh, com_mcr, 0);
if (irq != IRQUNK) {
-#if NCOM_ISA || NCOM_PCMCIA
+#if NCOM_ISA
if (IS_ISA(parent)) {
struct isa_attach_args *ia = aux;
IST_EDGE, IPL_TTY, comintr, sc,
sc->sc_dev.dv_xname);
} else
-#endif
-#if NCOM_PICA
- if (IS_PICA(parent)) {
- struct confargs *ca = aux;
- BUS_INTR_ESTABLISH(ca, comintr, (void *)(long)sc);
- } else
#endif
panic("comattach: IRQ but can't have one");
}
-/* $OpenBSD: comvar.h,v 1.5 1996/11/29 22:54:52 niklas Exp $ */
+/* $OpenBSD: comvar.h,v 1.6 1996/12/10 22:28:31 deraadt Exp $ */
/* $NetBSD: comvar.h,v 1.5 1996/05/05 19:50:47 christos Exp $ */
/*
int ca_noien;
};
-int comprobe1 __P((bus_space_tag_t, bus_space_handle_t, int));
-void cominit __P((bus_space_tag_t, bus_space_handle_t, int));
-int comintr __P((void *));
+#define COM_IBUFSIZE (2 * 512)
+#define COM_IHIGHWATER ((3 * COM_IBUFSIZE) / 4)
+
+struct com_softc {
+ struct device sc_dev;
+ void *sc_ih;
+ bus_space_tag_t sc_iot;
+ struct tty *sc_tty;
+
+ int sc_overflows;
+ int sc_floods;
+ int sc_errors;
+
+ int sc_halt;
+
+ int sc_iobase;
+#ifdef COM_HAYESP
+ int sc_hayespbase;
+#endif
+
+ bus_space_handle_t sc_ioh;
+ bus_space_handle_t sc_hayespioh;
+ isa_chipset_tag_t sc_ic;
+
+ u_char sc_hwflags;
+#define COM_HW_NOIEN 0x01
+#define COM_HW_FIFO 0x02
+#define COM_HW_HAYESP 0x04
+#define COM_HW_ABSENT_PENDING 0x08 /* reattached, awaiting close/reopen */
+#define COM_HW_ABSENT 0x10 /* configure actually failed, or removed */
+#define COM_HW_REATTACH 0x20 /* reattaching */
+#define COM_HW_CONSOLE 0x40
+ u_char sc_swflags;
+#define COM_SW_SOFTCAR 0x01
+#define COM_SW_CLOCAL 0x02
+#define COM_SW_CRTSCTS 0x04
+#define COM_SW_MDMBUF 0x08
+ u_char sc_msr, sc_mcr, sc_lcr, sc_ier;
+ u_char sc_dtr;
+
+ u_char sc_cua;
+
+ u_char sc_initialize; /* force initialization */
+
+ u_char *sc_ibuf, *sc_ibufp, *sc_ibufhigh, *sc_ibufend;
+ u_char sc_ibufs[2][COM_IBUFSIZE];
+};
+
+int comprobe1 __P((bus_space_tag_t, bus_space_handle_t, int));
+void cominit __P((bus_space_tag_t, bus_space_handle_t, int));
+int comintr __P((void *));
+void com_absent_notify __P((struct com_softc *sc));
+
+#ifdef COM_HAYESP
+int comprobeHAYESP __P((bus_space_handle_t hayespioh, struct com_softc *sc));
+#endif
+void comdiag __P((void *));
+int comspeed __P((long));
+int comparam __P((struct tty *, struct termios *));
+void comstart __P((struct tty *));
+void compoll __P((void *));
+
+struct consdev;
+void comcnprobe __P((struct consdev *));
+void comcninit __P((struct consdev *));
+int comcngetc __P((dev_t));
+void comcnputc __P((dev_t, int));
+void comcnpollc __P((dev_t, int));
extern int comconsaddr;
+extern int comconsinit;
extern int comconsattached;
extern bus_space_tag_t comconsiot;
extern bus_space_handle_t comconsioh;
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