[Midnightbsd-cvs] src: dev/sab: remove sab, it was replaced by scc
laffer1 at midnightbsd.org
laffer1 at midnightbsd.org
Mon Dec 1 22:05:43 EST 2008
Log Message:
-----------
remove sab, it was replaced by scc
Removed Files:
-------------
src/sys/dev/sab:
sab.c
sab82532reg.h
-------------- next part --------------
--- sys/dev/sab/sab.c
+++ /dev/null
@@ -1,1158 +0,0 @@
-/* $OpenBSD: sab.c,v 1.7 2002/04/08 17:49:42 jason Exp $ */
-
-/*-
- * Copyright (c) 2001 Jason L. Wright (jason at thought.net)
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by Jason L. Wright
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * Effort sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F30602-01-2-0537.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/dev/sab/sab.c,v 1.39.2.1 2006/03/10 19:37:32 jhb Exp $");
-
-/*
- * SAB82532 Dual UART driver
- */
-
-#include "opt_comconsole.h"
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/bus.h>
-#include <sys/conf.h>
-#include <sys/cons.h>
-#include <sys/fcntl.h>
-#include <sys/interrupt.h>
-#include <sys/kdb.h>
-#include <sys/kernel.h>
-#include <sys/ktr.h>
-#include <sys/mutex.h>
-#include <sys/module.h>
-#include <sys/proc.h>
-
-#include <dev/ofw/ofw_bus.h>
-#include <dev/ofw/openfirm.h>
-
-#include <machine/bus.h>
-#include <machine/resource.h>
-
-#include <sys/rman.h>
-#include <sys/serial.h>
-#include <sys/syslog.h>
-#include <sys/tty.h>
-
-#include <dev/sab/sab82532reg.h>
-
-#define SAB_READ(sc, r) \
- bus_space_read_1((sc)->sc_bt, (sc)->sc_bh, (r))
-#define SAB_WRITE(sc, r, v) \
- bus_space_write_1((sc)->sc_bt, (sc)->sc_bh, (r), (v))
-
-#define SABTTY_LOCK(sc) mtx_lock_spin(&sc->sc_mtx)
-#define SABTTY_UNLOCK(sc) mtx_unlock_spin(&sc->sc_mtx)
-
-struct sabtty_softc {
- device_t sc_dev;
- struct sab_softc *sc_parent;
- bus_space_tag_t sc_bt;
- bus_space_handle_t sc_bh;
- struct tty *sc_tty;
- int sc_channel;
- int sc_icnt;
- uint8_t *sc_iput;
- uint8_t *sc_iget;
- int sc_ocnt;
- uint8_t *sc_oget;
- int sc_alt_break_state;
- struct mtx sc_mtx;
- uint8_t sc_console;
- uint8_t sc_tx_done;
- uint8_t sc_pvr_dtr;
- uint8_t sc_pvr_dsr;
- uint8_t sc_imr0;
- uint8_t sc_imr1;
- uint8_t sc_ibuf[CBLOCK];
- uint8_t sc_obuf[CBLOCK];
-};
-
-struct sab_softc {
- device_t sc_dev;
- bus_space_tag_t sc_bt;
- bus_space_handle_t sc_bh;
- struct sabtty_softc *sc_child[SAB_NCHAN];
- void *sc_ih;
- void *sc_softih;
- struct resource *sc_irqres;
- int sc_irqrid;
- struct resource *sc_iores;
- int sc_iorid;
- uint8_t sc_ipc;
-};
-
-static int sab_probe(device_t dev);
-static int sab_attach(device_t dev);
-static int sab_detach(device_t dev);
-
-static void sab_intr(void *vsc);
-static void sab_softintr(void *vsc);
-static void sab_shutdown(void *vsc);
-
-static int sabtty_probe(device_t dev);
-static int sabtty_attach(device_t dev);
-static int sabtty_detach(device_t dev);
-
-static int sabtty_intr(struct sabtty_softc *sc);
-static void sabtty_softintr(struct sabtty_softc *sc);
-static void sabttybreak(struct tty *tp, int brk);
-static int sabttymodem(struct tty *tp, int biton, int bitoff);
-static int sabtty_param(struct sabtty_softc *sc, struct tty *tp,
- struct termios *t);
-static void sabtty_cec_wait(struct sabtty_softc *sc);
-static void sabtty_tec_wait(struct sabtty_softc *sc);
-static void sabtty_reset(struct sabtty_softc *sc);
-static void sabtty_flush(struct sabtty_softc *sc);
-static int sabtty_speed(int);
-static int sabtty_console(device_t dev, char *mode, int len);
-
-static cn_probe_t sab_cnprobe;
-static cn_init_t sab_cninit;
-static cn_term_t sab_cnterm;
-static cn_getc_t sab_cngetc;
-static cn_checkc_t sab_cncheckc;
-static cn_putc_t sab_cnputc;
-static cn_dbctl_t sab_cndbctl;
-
-static int sabtty_cngetc(struct sabtty_softc *sc);
-static int sabtty_cncheckc(struct sabtty_softc *sc);
-static void sabtty_cnputc(struct sabtty_softc *sc, int c);
-
-static t_open_t sabttyopen;
-
-static void sabttystart(struct tty *tp);
-static void sabttystop(struct tty *tp, int rw);
-static int sabttyparam(struct tty *tp, struct termios *t);
-
-static device_method_t sab_methods[] = {
- DEVMETHOD(device_probe, sab_probe),
- DEVMETHOD(device_attach, sab_attach),
- DEVMETHOD(device_detach, sab_detach),
-
- DEVMETHOD(bus_print_child, bus_generic_print_child),
-
- { 0, 0 }
-};
-
-static device_method_t sabtty_methods[] = {
- DEVMETHOD(device_probe, sabtty_probe),
- DEVMETHOD(device_attach, sabtty_attach),
- DEVMETHOD(device_detach, sabtty_detach),
-
- { 0, 0 }
-};
-
-static driver_t sab_driver = {
- "sab",
- sab_methods,
- sizeof(struct sab_softc),
-};
-
-static driver_t sabtty_driver = {
- "sabtty",
- sabtty_methods,
- sizeof(struct sabtty_softc),
-};
-
-static devclass_t sab_devclass;
-static devclass_t sabtty_devclass;
-
-static struct sabtty_softc *sabtty_cons;
-
-DRIVER_MODULE(sab, ebus, sab_driver, sab_devclass, 0, 0);
-DRIVER_MODULE(sabtty, sab, sabtty_driver, sabtty_devclass, 0, 0);
-
-CONS_DRIVER(sab, sab_cnprobe, sab_cninit, sab_cnterm, sab_cngetc,
- sab_cncheckc, sab_cnputc, sab_cndbctl);
-
-struct sabtty_rate {
- int baud;
- int n, m;
-};
-
-struct sabtty_rate sabtty_baudtable[] = {
- { 50, 35, 10 },
- { 75, 47, 9 },
- { 110, 32, 9 },
- { 134, 53, 8 },
- { 150, 47, 8 },
- { 200, 35, 8 },
- { 300, 47, 7 },
- { 600, 47, 6 },
- { 1200, 47, 5 },
- { 1800, 31, 5 },
- { 2400, 47, 4 },
- { 4800, 47, 3 },
- { 9600, 47, 2 },
- { 19200, 47, 1 },
- { 38400, 23, 1 },
- { 57600, 15, 1 },
- { 115200, 7, 1 },
- { 230400, 3, 1 },
- { 460800, 1, 1 },
- { 76800, 11, 1 },
- { 153600, 5, 1 },
- { 307200, 3, 1 },
- { 614400, 3, 0 },
- { 921600, 0, 1 },
-};
-
-static int
-sab_probe(device_t dev)
-{
- struct resource *res;
- bus_space_handle_t handle;
- bus_space_tag_t tag;
- uint8_t r;
- int rid;
- const char *name;
-
- name = ofw_bus_get_name(dev);
- if (strcmp(name, "se") != 0 && strcmp(name, "serial") != 0)
- return (ENXIO);
- rid = 0;
- res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
- RF_ACTIVE);
- if (res == NULL)
- return (ENXIO);
- tag = rman_get_bustag(res);
- handle = rman_get_bushandle(res);
- r = bus_space_read_1(tag, handle, SAB_VSTR) & SAB_VSTR_VMASK;
- switch (r) {
- case SAB_VSTR_V_1:
- device_set_desc(dev, "Siemens SAB 82532 v1");
- break;
- case SAB_VSTR_V_2:
- device_set_desc(dev, "Siemens SAB 82532 v2");
- break;
- case SAB_VSTR_V_32:
- device_set_desc(dev, "Siemens SAB 82532 v3.2");
- break;
- default:
- device_set_desc(dev, "Siemens SAB 82532 ???");
- break;
- }
- bus_release_resource(dev, SYS_RES_MEMORY, rid, res);
- return (0);
-}
-
-static int
-sab_attach(device_t dev)
-{
- struct device *child[SAB_NCHAN];
- struct resource *irqres;
- struct resource *iores;
- struct sab_softc *sc;
- int irqrid;
- int iorid;
- int i;
-
- iorid = 0;
- irqrid = 0;
- irqres = NULL;
- sc = device_get_softc(dev);
- iores = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &iorid,
- RF_ACTIVE);
- if (iores == NULL)
- goto error;
- irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, &irqrid,
- RF_ACTIVE);
- if (irqres == NULL)
- goto error;
- if (bus_setup_intr(dev, irqres, INTR_TYPE_TTY | INTR_FAST, sab_intr,
- sc, &sc->sc_ih) != 0)
- goto error;
- sc->sc_dev = dev;
- sc->sc_irqres = irqres;
- sc->sc_iores = iores;
- sc->sc_iorid = iorid;
- sc->sc_irqres = irqres;
- sc->sc_irqrid = irqrid;
- sc->sc_bt = rman_get_bustag(iores);
- sc->sc_bh = rman_get_bushandle(iores);
-
- /* Set all pins, except DTR pins to be inputs */
- SAB_WRITE(sc, SAB_PCR, ~(SAB_PVR_DTR_A | SAB_PVR_DTR_B));
- /* Disable port interrupts */
- SAB_WRITE(sc, SAB_PIM, 0xff);
- SAB_WRITE(sc, SAB_PVR, SAB_PVR_DTR_A | SAB_PVR_DTR_B | SAB_PVR_MAGIC);
- sc->sc_ipc = SAB_IPC_ICPL | SAB_IPC_VIS;
- SAB_WRITE(sc, SAB_IPC, sc->sc_ipc);
-
- for (i = 0; i < SAB_NCHAN; i++)
- child[i] = device_add_child(dev, "sabtty", -1);
- bus_generic_attach(dev);
- for (i = 0; i < SAB_NCHAN; i++)
- sc->sc_child[i] = device_get_softc(child[i]);
-
- swi_add(&tty_intr_event, "sab", sab_softintr, sc, SWI_TTY,
- INTR_TYPE_TTY, &sc->sc_softih);
-
- if (sabtty_cons != NULL) {
- DELAY(50000);
- cninit();
- }
-
- EVENTHANDLER_REGISTER(shutdown_final, sab_shutdown, sc,
- SHUTDOWN_PRI_DEFAULT);
-
- return (0);
-
-error:
- if (irqres != NULL)
- bus_release_resource(dev, SYS_RES_IRQ, irqrid, irqres);
- if (iores != NULL)
- bus_release_resource(dev, SYS_RES_IRQ, iorid, iores);
- return (ENXIO);
-}
-
-static int
-sab_detach(device_t dev)
-{
- struct sab_softc *sc;
-
- sc = device_get_softc(dev);
- bus_generic_detach(dev);
- if (sc->sc_iores != NULL)
- bus_release_resource(dev, SYS_RES_MEMORY, sc->sc_iorid,
- sc->sc_iores);
- return (0);
-}
-
-static void
-sab_intr(void *v)
-{
- struct sab_softc *sc = v;
- int needsoft = 0;
- uint8_t gis;
-
- gis = SAB_READ(sc, SAB_GIS);
-
- /* channel A */
- if ((gis & (SAB_GIS_ISA1 | SAB_GIS_ISA0)) != 0)
- needsoft |= sabtty_intr(sc->sc_child[0]);
-
- /* channel B */
- if ((gis & (SAB_GIS_ISB1 | SAB_GIS_ISB0)) != 0)
- needsoft |= sabtty_intr(sc->sc_child[1]);
-
- if (needsoft)
- swi_sched(sc->sc_softih, 0);
-}
-
-static void
-sab_softintr(void *v)
-{
- struct sab_softc *sc = v;
-
- sabtty_softintr(sc->sc_child[0]);
- sabtty_softintr(sc->sc_child[1]);
-}
-
-static void
-sab_shutdown(void *v)
-{
- struct sab_softc *sc = v;
-
- SAB_WRITE(sc, SAB_IPC, SAB_IPC_ICPL | SAB_IPC_VIS);
- SAB_WRITE(sc, SAB_RFC, SAB_READ(sc, SAB_RFC) & ~SAB_RFC_RFDF);
-}
-
-static int
-sabtty_probe(device_t dev)
-{
- char desc[32];
-
- snprintf(desc, sizeof(desc), "ttyz%d", device_get_unit(dev));
- device_set_desc_copy(dev, desc);
- return (0);
-}
-
-static int
-sabtty_attach(device_t dev)
-{
- struct sabtty_softc *sc;
- struct tty *tp;
- char mode[32];
- int baud;
- int clen;
- char parity;
- int stop;
- char c;
-
- sc = device_get_softc(dev);
- mtx_init(&sc->sc_mtx, "sabtty", NULL, MTX_SPIN);
- sc->sc_dev = dev;
- sc->sc_parent = device_get_softc(device_get_parent(dev));
- sc->sc_bt = sc->sc_parent->sc_bt;
- sc->sc_channel = device_get_unit(dev) & 1;
- sc->sc_iput = sc->sc_iget = sc->sc_ibuf;
- sc->sc_oget = sc->sc_obuf;
-
- switch (sc->sc_channel) {
- case 0: /* port A */
- sc->sc_pvr_dtr = SAB_PVR_DTR_A;
- sc->sc_pvr_dsr = SAB_PVR_DSR_A;
- bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
- SAB_CHAN_A, SAB_CHANLEN, &sc->sc_bh);
- break;
- case 1: /* port B */
- sc->sc_pvr_dtr = SAB_PVR_DTR_B;
- sc->sc_pvr_dsr = SAB_PVR_DSR_B;
- bus_space_subregion(sc->sc_bt, sc->sc_parent->sc_bh,
- SAB_CHAN_B, SAB_CHANLEN, &sc->sc_bh);
- break;
- default:
- return (ENXIO);
- }
-
- tp = ttyalloc();
- tp->t_sc = sc;
- sc->sc_tty = tp;
-
- tp->t_oproc = sabttystart;
- tp->t_param = sabttyparam;
- tp->t_modem = sabttymodem;
- tp->t_break = sabttybreak;
- tp->t_stop = sabttystop;
- tp->t_open = sabttyopen;
-
- ttycreate(tp, NULL, 0, 0, "z%r", device_get_unit(dev));
-
- if (sabtty_console(dev, mode, sizeof(mode))) {
- if (sscanf(mode, "%d,%d,%c,%d,%c", &baud, &clen, &parity,
- &stop, &c) == 5) {
- ttyconsolemode(tp, baud);
- tp->t_cflag = CREAD | CLOCAL;
-
- switch (clen) {
- case 5:
- tp->t_cflag |= CS5;
- break;
- case 6:
- tp->t_cflag |= CS6;
- break;
- case 7:
- tp->t_cflag |= CS7;
- break;
- case 8:
- default:
- tp->t_cflag |= CS8;
- break;
- }
-
- if (parity == 'e')
- tp->t_cflag |= PARENB;
- else if (parity == 'o')
- tp->t_cflag |= PARENB | PARODD;
-
- if (stop == 2)
- tp->t_cflag |= CSTOPB;
- }
- device_printf(dev, "console %s\n", mode);
- sc->sc_console = 1;
- sabtty_cons = sc;
- }
-
- return (0);
-}
-
-static int
-sabtty_detach(device_t dev)
-{
-
- return (bus_generic_detach(dev));
-}
-
-static int
-sabtty_intr(struct sabtty_softc *sc)
-{
- int clearfifo;
- int needsoft;
- uint8_t isr0;
- uint8_t isr1;
- uint8_t c;
- int brk;
- int len;
- int i;
-
- brk = 0;
- len = 0;
- clearfifo = 0;
- needsoft = 0;
-
- SABTTY_LOCK(sc);
-
- isr0 = SAB_READ(sc, SAB_ISR0);
- isr1 = SAB_READ(sc, SAB_ISR1);
-
- if (isr0 & SAB_ISR0_RPF) {
- len = 32;
- clearfifo = 1;
- }
- if (isr0 & SAB_ISR0_TCD) {
- len = (32 - 1) & SAB_READ(sc, SAB_RBCL);
- clearfifo = 1;
- }
- if (isr0 & SAB_ISR0_TIME) {
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RFRD);
- }
- if (isr0 & SAB_ISR0_RFO)
- clearfifo = 1;
- if (len != 0) {
- for (i = 0; i < len; i++) {
- c = SAB_READ(sc, SAB_RFIFO);
-#if defined(KDB) && defined(ALT_BREAK_TO_DEBUGGER)
- if (sc->sc_console != 0 && (i & 1) == 0)
- brk = kdb_alt_break(c,
- &sc->sc_alt_break_state);
-#endif
- *sc->sc_iput++ = c;
- if (sc->sc_iput == sc->sc_ibuf + sizeof(sc->sc_ibuf))
- sc->sc_iput = sc->sc_ibuf;
- }
- needsoft = 1;
- }
-
- if (clearfifo) {
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RMC);
- }
-
- if (isr1 & SAB_ISR1_ALLS) {
- sc->sc_tx_done = 1;
- sc->sc_imr1 |= SAB_IMR1_ALLS;
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
- needsoft = 1;
- }
-
-#if defined(DDB) && defined(BREAK_TO_DEBUGGER)
- if (sc->sc_console != 0 && (isr1 & SAB_ISR1_BRK) != 0) {
- brk = 1;
- }
-#endif
-
- if (isr1 & SAB_ISR1_XPR) {
- if (sc->sc_ocnt > 0) {
- len = min(sc->sc_ocnt, 32);
- for (i = 0; i < len; i++)
- SAB_WRITE(sc, SAB_XFIFO + i, *sc->sc_oget++);
- sc->sc_ocnt -= len;
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_XF);
- }
- if (sc->sc_ocnt == 0) {
- sc->sc_imr1 |= SAB_IMR1_XPR;
- sc->sc_imr1 &= ~SAB_IMR1_ALLS;
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
- }
- }
-
- SABTTY_UNLOCK(sc);
-
- if (brk != 0)
- breakpoint();
-
- return (needsoft);
-}
-
-static void
-sabtty_softintr(struct sabtty_softc *sc)
-{
- struct tty *tp = sc->sc_tty;
- int data;
- int stat;
-
- if ((tp->t_state & TS_ISOPEN) == 0)
- return;
-
- while (sc->sc_iget != sc->sc_iput) {
- data = *sc->sc_iget++;
- stat = *sc->sc_iget++;
- if (stat & SAB_RSTAT_PE)
- data |= TTY_PE;
- if (stat & SAB_RSTAT_FE)
- data |= TTY_FE;
- if (sc->sc_iget == sc->sc_ibuf + sizeof(sc->sc_ibuf))
- sc->sc_iget = sc->sc_ibuf;
-
- ttyld_rint(tp, data);
- }
-
- if (sc->sc_tx_done != 0) {
- sc->sc_tx_done = 0;
- tp->t_state &= ~TS_BUSY;
- ttyld_start(tp);
- }
-}
-
-static int
-sabttyopen(struct tty *tp, struct cdev *dev __unused)
-{
- struct sabtty_softc *sc;
-
- sc = tp->t_sc;
-
- sc->sc_iput = sc->sc_iget = sc->sc_ibuf;
-
- SABTTY_LOCK(sc);
-
- sabtty_reset(sc);
- sc->sc_parent->sc_ipc = SAB_IPC_ICPL;
- SAB_WRITE(sc->sc_parent, SAB_IPC, sc->sc_parent->sc_ipc);
- sc->sc_imr0 = SAB_IMR0_PERR | SAB_IMR0_FERR | SAB_IMR0_PLLA;
- SAB_WRITE(sc, SAB_IMR0, sc->sc_imr0);
-#if defined(DDB) && defined(BREAK_TO_DEBUGGER)
- sc->sc_imr1 = SAB_IMR1_ALLS | SAB_IMR1_XDU |
- SAB_IMR1_TIN | SAB_IMR1_CSC | SAB_IMR1_XMR | SAB_IMR1_XPR;
-#else
- sc->sc_imr1 = SAB_IMR1_BRK | SAB_IMR1_ALLS | SAB_IMR1_XDU |
- SAB_IMR1_TIN | SAB_IMR1_CSC | SAB_IMR1_XMR | SAB_IMR1_XPR;
-#endif
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
- SAB_WRITE(sc, SAB_CCR0, SAB_READ(sc, SAB_CCR0) | SAB_CCR0_PU);
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_XRES);
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RRES);
- sabtty_cec_wait(sc);
-
- sabtty_flush(sc);
-
- SABTTY_UNLOCK(sc);
- return (0);
-}
-
-static void
-sabttybreak(struct tty *tp, int brk)
-{
- struct sabtty_softc *sc;
-
- sc = tp->t_sc;
- if (brk)
- SAB_WRITE(sc, SAB_DAFO,
- SAB_READ(sc, SAB_DAFO) | SAB_DAFO_XBRK);
- else
- SAB_WRITE(sc, SAB_DAFO,
- SAB_READ(sc, SAB_DAFO) & ~SAB_DAFO_XBRK);
-}
-
-static void
-sabttystart(struct tty *tp)
-{
- struct sabtty_softc *sc;
-
- sc = tp->t_sc;
-
- if ((tp->t_state & TS_TBLOCK) != 0)
- /* XXX clear RTS */;
- else
- /* XXX set RTS */;
-
- if ((tp->t_state & (TS_BUSY | TS_TIMEOUT | TS_TTSTOP)) != 0) {
- ttwwakeup(tp);
- return;
- }
-
- if (tp->t_outq.c_cc <= tp->t_olowat) {
- if ((tp->t_state & TS_SO_OLOWAT) != 0) {
- tp->t_state &= ~TS_SO_OLOWAT;
- wakeup(TSA_OLOWAT(tp));
- }
- selwakeuppri(&tp->t_wsel, TTOPRI);
- if (tp->t_outq.c_cc == 0) {
- if ((tp->t_state & (TS_BUSY | TS_SO_OCOMPLETE)) ==
- TS_SO_OCOMPLETE && tp->t_outq.c_cc == 0) {
- tp->t_state &= ~TS_SO_OCOMPLETE;
- wakeup(TSA_OCOMPLETE(tp));
- }
- return;
- }
- }
-
- sc->sc_ocnt = q_to_b(&tp->t_outq, sc->sc_obuf, sizeof(sc->sc_obuf));
- if (sc->sc_ocnt == 0)
- return;
- sc->sc_oget = sc->sc_obuf;
-
- tp->t_state |= TS_BUSY;
-
- sc->sc_imr1 &= ~SAB_IMR1_XPR;
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
-
- ttwwakeup(tp);
-}
-
-static void
-sabttystop(struct tty *tp, int flag)
-{
- struct sabtty_softc *sc;
-
- sc = tp->t_sc;
-
- if ((flag & FREAD) != 0) {
- /* XXX stop reading, anything to do? */;
- }
-
- if ((flag & FWRITE) != 0) {
- if ((tp->t_state & TS_BUSY) != 0) {
- /* XXX do what? */
- if ((tp->t_state & TS_TTSTOP) == 0)
- tp->t_state |= TS_FLUSH;
- }
- }
-}
-
-static int
-sabttyparam(struct tty *tp, struct termios *t)
-{
- struct sabtty_softc *sc;
-
- sc = tp->t_sc;
- return (sabtty_param(sc, tp, t));
-}
-
-int
-sabttymodem(struct tty *tp, int biton, int bitoff)
-{
- struct sabtty_softc *sc;
- u_int8_t r;
-
- sc = tp->t_sc;
- if (biton == 0 && bitoff == 0) {
- if (SAB_READ(sc, SAB_STAR) & SAB_STAR_CTS)
- biton |= TIOCM_CTS;
- if ((SAB_READ(sc, SAB_VSTR) & SAB_VSTR_CD) == 0)
- biton |= TIOCM_CD;
-
- r = SAB_READ(sc, SAB_PVR);
- if ((r & sc->sc_pvr_dtr) == 0)
- biton |= TIOCM_DTR;
- if ((r & sc->sc_pvr_dsr) == 0)
- biton |= TIOCM_DSR;
-
- r = SAB_READ(sc, SAB_MODE);
- if ((r & (SAB_MODE_RTS|SAB_MODE_FRTS)) == SAB_MODE_RTS)
- biton |= TIOCM_RTS;
- return (biton);
- }
- bitoff |= biton;
- if (bitoff & SER_RTS) {
- r = SAB_READ(sc, SAB_MODE);
- r &= ~SAB_MODE_FRTS;
- if (biton & SER_RTS)
- r |= SAB_MODE_RTS;
- SAB_WRITE(sc, SAB_MODE, r);
- }
- if (bitoff & SER_DTR) {
- r = SAB_READ(sc, SAB_PVR);
- r &= ~sc->sc_pvr_dtr;
- if (biton & SER_DTR)
- r |= sc->sc_pvr_dtr;
- SAB_WRITE(sc, SAB_PVR, r);
- }
- return (0);
-}
-
-int
-sabtty_param(struct sabtty_softc *sc, struct tty *tp, struct termios *t)
-{
- int ospeed;
- tcflag_t cflag;
- u_int8_t dafo, r;
-
- ospeed = sabtty_speed(t->c_ospeed);
- if (ospeed < 0 || (t->c_ispeed && t->c_ispeed != t->c_ospeed))
- return (EINVAL);
-
- /*
- * If there were no changes, don't do anything. This avoids dropping
- * input and improves performance when all we did was frob things like
- * VMIN and VTIME.
- */
- if (tp->t_ospeed == t->c_ospeed &&
- tp->t_cflag == t->c_cflag)
- return (0);
-
- /* hang up line if ospeed is zero, otherwise raise dtr */
- if (t->c_ospeed != 0)
- sabttymodem(tp, SER_DTR, 0);
- else
- sabttymodem(tp, 0, SER_DTR);
-
- dafo = SAB_READ(sc, SAB_DAFO);
-
- cflag = t->c_cflag;
-
- if (sc->sc_console != 0) {
- cflag |= CLOCAL;
- cflag &= ~HUPCL;
- }
-
- if (cflag & CSTOPB)
- dafo |= SAB_DAFO_STOP;
- else
- dafo &= ~SAB_DAFO_STOP;
-
- dafo &= ~SAB_DAFO_CHL_CSIZE;
- switch (cflag & CSIZE) {
- case CS5:
- dafo |= SAB_DAFO_CHL_CS5;
- break;
- case CS6:
- dafo |= SAB_DAFO_CHL_CS6;
- break;
- case CS7:
- dafo |= SAB_DAFO_CHL_CS7;
- break;
- default:
- dafo |= SAB_DAFO_CHL_CS8;
- break;
- }
-
- dafo &= ~SAB_DAFO_PARMASK;
- if (cflag & PARENB) {
- if (cflag & PARODD)
- dafo |= SAB_DAFO_PAR_ODD;
- else
- dafo |= SAB_DAFO_PAR_EVEN;
- } else
- dafo |= SAB_DAFO_PAR_NONE;
-
- tp->t_ispeed = 0;
- tp->t_ospeed = t->c_ospeed;
- tp->t_cflag = cflag;
-
- ttsetwater(tp);
-
- SABTTY_LOCK(sc);
-
- if (ospeed != 0) {
- SAB_WRITE(sc, SAB_BGR, ospeed & 0xff);
- r = SAB_READ(sc, SAB_CCR2);
- r &= ~(SAB_CCR2_BR9 | SAB_CCR2_BR8);
- r |= (ospeed >> 2) & (SAB_CCR2_BR9 | SAB_CCR2_BR8);
- SAB_WRITE(sc, SAB_CCR2, r);
- }
-
- r = SAB_READ(sc, SAB_MODE);
- r |= SAB_MODE_RAC;
- if (cflag & CRTSCTS) {
- r &= ~(SAB_MODE_RTS | SAB_MODE_FCTS);
- r |= SAB_MODE_FRTS;
- sc->sc_imr1 &= ~SAB_IMR1_CSC;
- } else {
- r |= SAB_MODE_RTS | SAB_MODE_FCTS;
- r &= ~SAB_MODE_FRTS;
- sc->sc_imr1 |= SAB_IMR1_CSC;
- }
- SAB_WRITE(sc, SAB_MODE, r);
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
-
- SABTTY_UNLOCK(sc);
-
- return (0);
-}
-
-static void
-sabtty_cec_wait(struct sabtty_softc *sc)
-{
- int i = 50000;
-
- for (;;) {
- if ((SAB_READ(sc, SAB_STAR) & SAB_STAR_CEC) == 0)
- return;
- if (--i == 0)
- break;
- DELAY(1);
- }
-}
-
-static void
-sabtty_tec_wait(struct sabtty_softc *sc)
-{
- int i = 200000;
-
- for (;;) {
- if ((SAB_READ(sc, SAB_STAR) & SAB_STAR_TEC) == 0)
- return;
- if (--i == 0)
- break;
- DELAY(1);
- }
-}
-
-static void
-sabtty_reset(struct sabtty_softc *sc)
-{
- /* power down */
- SAB_WRITE(sc, SAB_CCR0, 0);
-
- /* set basic configuration */
- SAB_WRITE(sc, SAB_CCR0,
- SAB_CCR0_MCE | SAB_CCR0_SC_NRZ | SAB_CCR0_SM_ASYNC);
- SAB_WRITE(sc, SAB_CCR1, SAB_CCR1_ODS | SAB_CCR1_BCR | SAB_CCR1_CM_7);
- SAB_WRITE(sc, SAB_CCR2, SAB_CCR2_BDF | SAB_CCR2_SSEL | SAB_CCR2_TOE);
- SAB_WRITE(sc, SAB_CCR3, 0);
- SAB_WRITE(sc, SAB_CCR4, SAB_CCR4_MCK4 | SAB_CCR4_EBRG);
- SAB_WRITE(sc, SAB_MODE, SAB_MODE_RTS | SAB_MODE_FCTS | SAB_MODE_RAC);
- SAB_WRITE(sc, SAB_RFC,
- SAB_RFC_DPS | SAB_RFC_RFDF | SAB_RFC_RFTH_32CHAR);
-
- /* clear interrupts */
- sc->sc_imr0 = sc->sc_imr1 = 0xff;
- SAB_WRITE(sc, SAB_IMR0, sc->sc_imr0);
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
- SAB_READ(sc, SAB_ISR0);
- SAB_READ(sc, SAB_ISR1);
-}
-
-static void
-sabtty_flush(struct sabtty_softc *sc)
-{
-
- /* clear rx fifo */
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RRES);
-
- /* clear tx fifo */
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_XRES);
-}
-
-static int
-sabtty_speed(int rate)
-{
- int i, len, r;
-
- if (rate == 0)
- return (0);
- len = sizeof(sabtty_baudtable)/sizeof(sabtty_baudtable[0]);
- for (i = 0; i < len; i++) {
- if (rate == sabtty_baudtable[i].baud) {
- r = sabtty_baudtable[i].n |
- (sabtty_baudtable[i].m << 6);
- return (r);
- }
- }
- return (-1);
-}
-
-static void
-sab_cnprobe(struct consdev *cn)
-{
- struct sabtty_softc *sc = sabtty_cons;
-
- if (sc == NULL)
- cn->cn_pri = CN_DEAD;
- else {
- cn->cn_pri = CN_REMOTE;
- strcpy(cn->cn_name, device_get_desc(sc->sc_dev));
- cn->cn_tp = sc->sc_tty;
- }
-}
-
-static void
-sab_cninit(struct consdev *cn)
-{
-}
-
-static void
-sab_cnterm(struct consdev *cn)
-{
-}
-
-static int
-sab_cngetc(struct consdev *cn)
-{
- struct sabtty_softc *sc = sabtty_cons;
-
- if (sc == NULL)
- return (-1);
- return (sabtty_cngetc(sc));
-}
-
-static int
-sab_cncheckc(struct consdev *cn)
-{
- struct sabtty_softc *sc = sabtty_cons;
-
- if (sc == NULL)
- return (-1);
- return (sabtty_cncheckc(sc));
-}
-
-static void
-sab_cnputc(struct consdev *cn, int c)
-{
- struct sabtty_softc *sc = sabtty_cons;
-
- if (sc == NULL)
- return;
- sabtty_cnputc(sc, c);
-}
-
-static void
-sab_cndbctl(struct consdev *cn, int c)
-{
-}
-
-static void
-sabtty_cnopen(struct sabtty_softc *sc)
-{
-
- SAB_WRITE(sc, SAB_IMR0, 0xff);
- SAB_WRITE(sc, SAB_IMR1, 0xff);
- SAB_WRITE(sc->sc_parent, SAB_IPC, sc->sc_parent->sc_ipc | SAB_IPC_VIS);
-}
-
-static void
-sabtty_cnclose(struct sabtty_softc *sc)
-{
-
- SAB_WRITE(sc, SAB_IMR0, sc->sc_imr0);
- SAB_WRITE(sc, SAB_IMR1, sc->sc_imr1);
- SAB_WRITE(sc->sc_parent, SAB_IPC, sc->sc_parent->sc_ipc);
-}
-
-static int
-sabtty_cngetc(struct sabtty_softc *sc)
-{
- uint8_t len;
- uint8_t r;
-
- sabtty_cnopen(sc);
-again:
- do {
- r = SAB_READ(sc, SAB_STAR);
- } while ((r & SAB_STAR_RFNE) == 0);
-
- /*
- * Ok, at least one byte in RFIFO, ask for permission to access RFIFO
- * (I hate this chip... hate hate hate).
- */
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RFRD);
-
- /* Wait for RFIFO to come ready */
- do {
- r = SAB_READ(sc, SAB_ISR0);
- } while ((r & SAB_ISR0_TCD) == 0);
-
- len = SAB_READ(sc, SAB_RBCL) & (32 - 1);
- if (len == 0)
- goto again; /* Shouldn't happen... */
-
- r = SAB_READ(sc, SAB_RFIFO);
-
- /*
- * Blow away everything left in the FIFO...
- */
- sabtty_cec_wait(sc);
- SAB_WRITE(sc, SAB_CMDR, SAB_CMDR_RMC);
- sabtty_cnclose(sc);
- return (r);
-}
-
-static int
-sabtty_cncheckc(struct sabtty_softc *sc)
-{
- int8_t r;
-
- r = -1;
- sabtty_cnopen(sc);
- if ((SAB_READ(sc, SAB_STAR) & SAB_STAR_RFNE) != 0)
- r = sabtty_cngetc(sc);
- sabtty_cnclose(sc);
- return (r);
-}
-
-static void
-sabtty_cnputc(struct sabtty_softc *sc, int c)
-{
-
- sabtty_cnopen(sc);
- sabtty_tec_wait(sc);
- SAB_WRITE(sc, SAB_TIC, c);
- sabtty_tec_wait(sc);
- sabtty_cnclose(sc);
-}
-
-static int
-sabtty_console(device_t dev, char *mode, int len)
-{
- phandle_t chosen;
- phandle_t options;
- phandle_t parent;
- ihandle_t stdin;
- ihandle_t stdout;
- char output[32];
- char input[32];
- char name[32];
- int unit;
-
- chosen = OF_finddevice("/chosen");
- options = OF_finddevice("/options");
- parent = ofw_bus_get_node(device_get_parent(dev));
- if (OF_getprop(chosen, "stdin", &stdin, sizeof(stdin)) == -1 ||
- OF_getprop(chosen, "stdout", &stdout, sizeof(stdout)) == -1 ||
- OF_getprop(options, "input-device", input, sizeof(input)) == -1 ||
- OF_getprop(options, "output-device", output, sizeof(output)) == -1)
- return (0);
- if (parent != OF_instance_to_package(stdin) ||
- parent != OF_instance_to_package(stdout))
- return (0);
- unit = device_get_unit(dev);
- switch (unit) {
- case 0: strcpy(name, "ttya"); break;
- case 1: strcpy(name, "ttyb"); break;
- default: strcpy(name, "ttysomething"); break;
- }
- if ((strcmp(input, name) == 0 && strcmp(output, name) == 0) ||
- (strcmp(input, "keyboard") == 0 && strcmp(output, "screen") == 0 &&
- (unit & 1) == 0)) {
- if (mode != NULL) {
- strcat(name, "-mode");
- return (OF_getprop(options, name, mode, len) != -1);
- } else
- return (1);
- }
- return (0);
-}
--- sys/dev/sab/sab82532reg.h
+++ /dev/null
@@ -1,320 +0,0 @@
-/* $OpenBSD: sab82532reg.h,v 1.2 2002/04/08 17:49:42 jason Exp $ */
-
-/*-
- * Copyright (c) 2001 Jason L. Wright (jason at thought.net)
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by Jason L. Wright
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * Effort sponsored in part by the Defense Advanced Research Projects
- * Agency (DARPA) and Air Force Research Laboratory, Air Force
- * Materiel Command, USAF, under agreement number F30602-01-2-0537.
- *
- * $FreeBSD: src/sys/dev/sab/sab82532reg.h,v 1.2 2005/01/06 01:43:12 imp Exp $
- */
-
-/*
- * Register definitions for SAB82532 based on "Enhanced Serial Communication
- * Controller ESCC2 Version 3.2 User's Manual 07.96" from:
- * http://www.infineon.com
- */
-
-#define SAB_NCHAN 2 /* number of channels */
-#define SAB_CHANLEN 0x40 /* length of channel register set */
-
-#define SAB_CHAN_A 0x00 /* channel A register offset */
-#define SAB_CHAN_B 0x40 /* channel B register offset */
-
-#define SAB_RFIFO 0x00 /* r: rx fifo */
-#define SAB_XFIFO 0x00 /* w: tx fifo */
-#define SAB_STAR 0x20 /* r: status register */
-#define SAB_CMDR 0x20 /* w: command register */
-#define SAB_MODE 0x22 /* rw: mode register */
-#define SAB_TIMR 0x23 /* rw: timer register */
-#define SAB_XON 0x24 /* rw: xon character */
-#define SAB_XOFF 0x25 /* rw: xoff character */
-#define SAB_TCR 0x26 /* rw: termination character */
-#define SAB_DAFO 0x27 /* rw: data format */
-#define SAB_RFC 0x28 /* rw: rfifo control register */
-#define SAB_RBCL 0x2a /* r: rx byte count low */
-#define SAB_TBCL 0x2a /* w: tx byte count low */
-#define SAB_RBCH 0x2b /* r: rx byte count high */
-#define SAB_XBCH 0x2b /* w: tx byte count high */
-#define SAB_CCR0 0x2c /* rw: channel configuration register 0 */
-#define SAB_CCR1 0x2d /* rw: channel configuration register 1 */
-#define SAB_CCR2 0x2e /* rw: channel configuration register 2 */
-#define SAB_CCR3 0x2f /* rw: channel configuration register 3 */
-#define SAB_TSAX 0x30 /* w: time-slot assignment register tx */
-#define SAB_TSAR 0x31 /* w: time-slot assignment register rx */
-#define SAB_XCCR 0x32 /* w: tx channel capacity register */
-#define SAB_RCCR 0x33 /* w: receive channel capacity register */
-#define SAB_VSTR 0x34 /* r: version status */
-#define SAB_BGR 0x34 /* w: baud rate generator */
-#define SAB_TIC 0x35 /* w: transmit immediate character */
-#define SAB_MXN 0x36 /* w: mask xon character */
-#define SAB_MXF 0x37 /* w: mask xoff character */
-#define SAB_GIS 0x38 /* r: global interrupt status */
-#define SAB_IVA 0x38 /* w: interrupt vector address */
-#define SAB_IPC 0x39 /* rw: interrupt port configuration */
-#define SAB_ISR0 0x3a /* r: interrupt status 0 */
-#define SAB_IMR0 0x3a /* w: interrupt mask 0 */
-#define SAB_ISR1 0x3b /* r: interrupt status 1 */
-#define SAB_IMR1 0x3b /* w: interrupt mask 1 */
-#define SAB_PVR 0x3c /* rw: port value register */
-#define SAB_PIS 0x3d /* r: port interrupt status */
-#define SAB_PIM 0x3d /* w: port interrupt mask */
-#define SAB_PCR 0x3e /* w: port configuration register */
-#define SAB_CCR4 0x3f /* rw: channel configuration register 4 */
-
-/* SAB_STAR: status register */
-#define SAB_STAR_XDOV 0x80 /* transmit data overflow */
-#define SAB_STAR_XFW 0x40 /* transmit fifo write enable */
-#define SAB_STAR_RFNE 0x20 /* rfifo not empty */
-#define SAB_STAR_FCS 0x10 /* flow control status */
-#define SAB_STAR_TEC 0x08 /* tx immediate char is executing */
-#define SAB_STAR_CEC 0x04 /* command is executing */
-#define SAB_STAR_CTS 0x02 /* cts status: 0:inactive/high,1:active/low */
-
-/* SAB_CMDR: command register */
-#define SAB_CMDR_RMC 0x80 /* receive message complete */
-#define SAB_CMDR_RRES 0x40 /* receiver reset */
-#define SAB_CMDR_RFRD 0x20 /* receive fifo read enable */
-#define SAB_CMDR_STI 0x10 /* start timer */
-#define SAB_CMDR_XF 0x08 /* transmit frame */
-#define SAB_CMDR_XRES 0x01 /* transmit reset */
-
-/* SAB_MODE: mode register */
-#define SAB_MODE_FRTS 0x40 /* flow control using rts */
-#define SAB_MODE_FCTS 0x20 /* flow control using cts */
-#define SAB_MODE_FLON 0x10 /* flow control on */
-#define SAB_MODE_RAC 0x08 /* receiver active */
-#define SAB_MODE_RTS 0x04 /* request to send */
-#define SAB_MODE_TRS 0x02 /* timer resolution */
-#define SAB_MODE_TLP 0x01 /* test loop */
-
-/* SAB_TIMR: timer register */
-#define SAB_TIMR_CNT 0xe0 /* count mask */
-#define SAB_TIMR_VAL 0x1f /* value mask */
-
-/* SAB_DAFO: data format */
-#define SAB_DAFO_XBRK 0x40 /* transmit break */
-#define SAB_DAFO_STOP 0x20 /* stop bit: 0:1 bit, 1:2 bits */
-#define SAB_DAFO_PAR1 0x10 /* parity 1, see below */
-#define SAB_DAFO_PAR0 0x08 /* parity 0, see below */
-#define SAB_DAFO_PARE 0x04 /* parity enable */
-#define SAB_DAFO_CHL1 0x02 /* character length 1, see below */
-#define SAB_DAFO_CHL0 0x01 /* character length 0, see below */
-
-#define SAB_DAFO_CHL_CSIZE (SAB_DAFO_CHL1|SAB_DAFO_CHL0)
-#define SAB_DAFO_CHL_CS5 (SAB_DAFO_CHL1|SAB_DAFO_CHL0)
-#define SAB_DAFO_CHL_CS6 (SAB_DAFO_CHL1)
-#define SAB_DAFO_CHL_CS7 (SAB_DAFO_CHL0)
-#define SAB_DAFO_CHL_CS8 (0)
-
-#define SAB_DAFO_PARMASK (SAB_DAFO_PAR1|SAB_DAFO_PAR0|SAB_DAFO_PARE)
-#define SAB_DAFO_PAR_MARK (SAB_DAFO_PAR1|SAB_DAFO_PAR0|SAB_DAFO_PARE)
-#define SAB_DAFO_PAR_EVEN (SAB_DAFO_PAR1|SAB_DAFO_PARE)
-#define SAB_DAFO_PAR_ODD (SAB_DAFO_PAR0|SAB_DAFO_PARE)
-#define SAB_DAFO_PAR_SPACE (SAB_DAFO_PARE)
-#define SAB_DAFO_PAR_NONE (0)
-
-/* SAB_RFC: rfifo control register */
-#define SAB_RFC_DPS 0x40 /* disable parity storage */
-#define SAB_RFC_DXS 0x20 /* disable storage of xon/xoff characters */
-#define SAB_RFC_RFDF 0x10 /* rfifo data format: 0 data,1 data+stat */
-#define SAB_RFC_RFTH1 0x08 /* rfifo threshold level 1, see below */
-#define SAB_RFC_RFTH0 0x04 /* rfifo threshold level 0, see below */
-#define SAB_RFC_TCDE 0x01 /* termination character detection enable */
-
-#define SAB_RFC_RFTH_MASK (SAB_RFC_RFTH1|SAB_RFC_RFTH0)
-#define SAB_RFC_RFTH_32CHAR (SAB_RFC_RFTH1|SAB_RFC_RFTH0)
-#define SAB_RFC_RFTH_16CHAR (SAB_RFC_RFTH1)
-#define SAB_RFC_RFTH_4CHAR (SAB_RFC_RFTH0)
-#define SAB_RFC_RFTH_1CHAR (0)
-
-/* SAB_RBCH: received byte count high */
-#define SAB_RBCH_DMA 0x80 /* read back of XBCH DMA bit */
-#define SAB_RBCH_CAS 0x20 /* read back of XBCH CAS bit */
-#define SAB_RBCH_CNT 0x0f /* ms 4 bits of rx byte count (not used) */
-
-/* SAB_XBCH: transmit byte count high */
-#define SAB_XBCH_DMA 0x80 /* dma mode: 1:dma, 0:interrupt */
-#define SAB_XBCH_CAS 0x20 /* carrier detect auto-start */
-#define SAB_XBCH_XC 0x10 /* transmit continuously */
-#define SAB_XBCH_CNT 0x0f /* ms 4 bits of tx byte count */
-
-/* SAB_CCR0: channel configuration register 0 */
-#define SAB_CCR0_PU 0x80 /* 0:power-down, 1:power-up */
-#define SAB_CCR0_MCE 0x40 /* master clock enable */
-#define SAB_CCR0_SC2 0x10 /* serial port config 2, see below */
-#define SAB_CCR0_SC1 0x08 /* serial port config 1, see below */
-#define SAB_CCR0_SC0 0x04 /* serial port config 0, see below */
-#define SAB_CCR0_SM1 0x02 /* serial mode 1, see below */
-#define SAB_CCR0_SM0 0x01 /* serial mode 0, see below */
-
-#define SAB_CCR0_SC_MASK (SAB_CCR0_SC2|SAB_CCR0_SC1|SAB_CCR0_SC0)
-#define SAB_CCR0_SC_NRZ (0)
-#define SAB_CCR0_SC_NRZI (SAB_CCR0_SC1)
-#define SAB_CCR0_SC_FM0 (SAB_CCR0_SC2)
-#define SAB_CCR0_SC_FM1 (SAB_CCR0_SC2|SAB_CCR0_SC0)
-#define SAB_CCR0_SC_MANCHESTER (SAB_CCR0_SC2|SAB_CCR0_SC1)
-
-#define SAB_CCR0_SM_MASK (SAB_CCR0_SM1|SAB_CCR0_SM0)
-#define SAB_CCR0_SM_DLC (0)
-#define SAB_CCR0_SM_DLCLOOP (SAB_CCR0_SM0)
-#define SAB_CCR0_SM_BISYNC (SAB_CCR0_SM1)
-#define SAB_CCR0_SM_ASYNC (SAB_CCR0_SM1|SAB_CCR0_SM0)
-
-/* SAB_CCR1: channel configuration register 1 */
-#define SAB_CCR1_ODS 0x10 /* Output driver select:1:pushpull,0:odrain */
-#define SAB_CCR1_BCR 0x08 /* bit clock rate: 1:async, 0:isochronous */
-#define SAB_CCR1_CM2 0x04 /* clock mode 2, see below */
-#define SAB_CCR1_CM1 0x02 /* clock mode 1, see below */
-#define SAB_CCR1_CM0 0x01 /* clock mode 0, see below */
-
-#define SAB_CCR1_CM_MASK (SAB_CCR1_CM2|SAB_CCR1_CM1|SAB_CCR1_CM0)
-#define SAB_CCR1_CM_7 (SAB_CCR1_CM2|SAB_CCR1_CM1|SAB_CCR1_CM0)
-
-/* SAB_CCR2: channel configuration register 2, depends on clock mode above */
-/* clock mode 0a, 1, 4, 5 */
-#define SAB_CCR2_SOC1 0x80 /* special output 1, below */
-#define SAB_CCR2_SOC0 0x40 /* special output 0, below */
-#define SAB_CCR2_SOC_MASK (SAB_CCR2_SOC1|SAB_CCR2_SOC0)
-#define SAB_CCR2_SOC_RTSHIGH (SAB_CCR2_SOC1)
-#define SAB_CCR2_SOC_RTSNORM (0)
-#define SAB_CCR2_SOC_RTSRX (SAB_CCR2_SOC1|SAB_CCR2_SOC0)
-/* clock mode 0b, 2, 3, 6, 7 */
-#define SAB_CCR2_BR9 0x80 /* baud rate bit 9 */
-#define SAB_CCR2_BR8 0x40 /* baud rate bit 8 */
-#define SAB_CCR2_BDF 0x20 /* baud rate division factor: 0:1: 1:BRG */
-#define SAB_CCR2_SSEL 0x10 /* clock source select */
-/* clock mode 5 */
-#define SAB_CCR2_XCS0 0x20 /* tx clock shift, bit 0 */
-#define SAB_CCR2_RCS0 0x10 /* rx clock shift, bit 0 */
-/* clock mode 0b, 2, 3, 4, 5, 6, 7 */
-#define SAB_CCR2_TOE 0x08 /* tx clock output enable */
-/* clock mode 0a, 0b, 1, 2, 3, 4, 5, 6, 7 */
-#define SAB_CCR2_RWX 0x04 /* read/write exchange (dma mode only) */
-#define SAB_CCR2_DIV 0x01 /* data inversion (nrz) */
-
-/* SAB_CCR3: channel configuration register 3 (v2 or greater) */
-#define SAB_CCR3_PSD 0x01 /* dpll phase shift disable (nrz/nrzi) */
-
-/* SAB_TSAX: time-slot assignment register transmit (clock mode 5 only) */
-#define SAB_TSAX_TSNX 0xfc /* time-slot number transmit */
-#define SAB_TSAX_XCS2 0x02 /* transmit clock shift bit 2 */
-#define SAB_TSAX_XCS1 0x01 /* transmit clock shift bit 1 */
-
-/* SAB_TSAR: time-slot assignment register receive (clock mode 5 only) */
-#define SAB_TSAR_TSNR 0xfc /* time-slot number receive */
-#define SAB_TSAR_RCS2 0x02 /* receive clock shift bit 2 */
-#define SAB_TSAR_RCS1 0x01 /* receive clock shift bit 1 */
-
-/* SAB_VSTR: version status register */
-#define SAB_VSTR_CD 0x80 /* carrier detect status */
-#define SAB_VSTR_DPLA 0x40 /* dpll asynchronous */
-#define SAB_VSTR_VMASK 0x0f /* chip version mask: */
-#define SAB_VSTR_V_1 0x00 /* version 1 */
-#define SAB_VSTR_V_2 0x01 /* version 2 */
-#define SAB_VSTR_V_32 0x02 /* version 3.2 */
-
-/* SAB_GIS: global interrupt status register */
-#define SAB_GIS_PI 0x80 /* universal port interrupt */
-#define SAB_GIS_ISA1 0x08 /* interrupt status a1 */
-#define SAB_GIS_ISA0 0x04 /* interrupt status a0 */
-#define SAB_GIS_ISB1 0x02 /* interrupt status b1 */
-#define SAB_GIS_ISB0 0x01 /* interrupt status b0 */
-
-/* SAB_IVA: interrupt vector address */
-#define SAB_IVA_MASK 0xf8 /* interrupt vector address mask */
-
-/* SAB_IPC: interrupt port configuration */
-#define SAB_IPC_VIS 0x80 /* masked interrupt bits visible */
-#define SAB_IPC_SLAMASK 0x18 /* slave address mask */
-#define SAB_IPC_CASM 0x04 /* cascading mode */
-#define SAB_IPC_ICMASK 0x03 /* port config mask: */
-#define SAB_IPC_ICOD 0x00 /* open drain output */
-#define SAB_IPC_ICPL 0x01 /* push/pull active low output */
-#define SAB_IPC_ICPH 0x03 /* push/pull active high output */
-
-/* SAB_ISR0: interrupt status 0 */
-#define SAB_ISR0_TCD 0x80 /* termination character detected */
-#define SAB_ISR0_TIME 0x40 /* time-out limit exceeded */
-#define SAB_ISR0_PERR 0x20 /* parity error */
-#define SAB_ISR0_FERR 0x10 /* framing error */
-#define SAB_ISR0_PLLA 0x08 /* dpll asynchronous */
-#define SAB_ISR0_CDSC 0x04 /* carrier detect status change */
-#define SAB_ISR0_RFO 0x02 /* rfifo overflow */
-#define SAB_ISR0_RPF 0x01 /* receive pool full */
-
-/* SAB_ISR1: interrupt status 1 */
-#define SAB_ISR1_BRK 0x80 /* break detected */
-#define SAB_ISR1_BRKT 0x40 /* break terminated */
-#define SAB_ISR1_ALLS 0x20 /* all sent */
-#define SAB_ISR1_XOFF 0x10 /* xoff detected */
-#define SAB_ISR1_TIN 0x08 /* timer interrupt */
-#define SAB_ISR1_CSC 0x04 /* clear to send status change */
-#define SAB_ISR1_XON 0x02 /* xon detected */
-#define SAB_ISR1_XPR 0x01 /* transmit pool ready */
-
-/* SAB_IMR0: interrupt mask 0 */
-#define SAB_IMR0_TCD 0x80 /* termination character detected */
-#define SAB_IMR0_TIME 0x40 /* time-out limit exceeded */
-#define SAB_IMR0_PERR 0x20 /* parity error */
-#define SAB_IMR0_FERR 0x10 /* framing error */
-#define SAB_IMR0_PLLA 0x08 /* dpll asynchronous */
-#define SAB_IMR0_CDSC 0x04 /* carrier detect status change */
-#define SAB_IMR0_RFO 0x02 /* rfifo overflow */
-#define SAB_IMR0_RPF 0x01 /* receive pool full */
-
-/* SAB_ISR1: interrupt mask 1 */
-#define SAB_IMR1_BRK 0x80 /* break detected */
-#define SAB_IMR1_BRKT 0x40 /* break terminated */
-#define SAB_IMR1_ALLS 0x20 /* all sent */
-#define SAB_IMR1_XDU 0x10 /* xoff detected */
-#define SAB_IMR1_TIN 0x08 /* timer interrupt */
-#define SAB_IMR1_CSC 0x04 /* clear to send status change */
-#define SAB_IMR1_XMR 0x02 /* xon detected */
-#define SAB_IMR1_XPR 0x01 /* transmit pool ready */
-
-/* SAB_PVR: port value register */
-#define SAB_PVR_DSR_A 0x01 /* port A DSR */
-#define SAB_PVR_DTR_A 0x02 /* port A DTR */
-#define SAB_PVR_DTR_B 0x04 /* port B DTR */
-#define SAB_PVR_DSR_B 0x08 /* port B DSR */
-#define SAB_PVR_MAGIC 0x10 /* dunno... */
-
-/* SAB_CCR4: channel configuration register 4 */
-#define SAB_CCR4_MCK4 0x80 /* master clock divide by 4 */
-#define SAB_CCR4_EBRG 0x40 /* enhanced baud rate generator mode */
-#define SAB_CCR4_TST1 0x20 /* test pin */
-#define SAB_CCR4_ICD 0x10 /* invert polarity of carrier detect */
-
-/* Receive status byte */
-#define SAB_RSTAT_PE 0x80 /* parity error */
-#define SAB_RSTAT_FE 0x40 /* framing error */
-#define SAB_RSTAT_PAR 0x01 /* parity bit */
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