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Munge the zs sbus attachment to work with fhc. This is a bit of a hack,

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but they would otherwise be almost identical so there's not much point in
splitting it up further.
This commit is contained in:
Jake Burkholder 2003-02-19 08:29:17 +00:00
parent 63ec9d57c9
commit eba43df47a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=111124
2 changed files with 115 additions and 15 deletions
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2
sys/conf/files
View file

@ -800,7 +800,7 @@ dev/xe/if_xe.c optional xe
dev/xe/if_xe_pccard.c optional xe card
dev/xe/if_xe_pccard.c optional xe pccard
dev/zs/zs.c optional zs
dev/zs/zs_sbus.c optional zs sbus
dev/zs/zs_sbus.c optional zs fhc sbus
fs/deadfs/dead_vnops.c standard
fs/devfs/devfs_devs.c standard
fs/devfs/devfs_rule.c standard

128
sys/dev/zs/zs_sbus.c
View file

@ -37,22 +37,32 @@
#include <sys/rman.h>
#include <ofw/openfirm.h>
#include <sparc64/fhc/fhcreg.h>
#include <sparc64/fhc/fhcvar.h>
#include <sparc64/sbus/sbusvar.h>
#include <dev/zs/z8530reg.h>
#include <dev/zs/z8530var.h>
#define ZS_SBUS_CHAN_A 4
#define ZS_SBUS_CHAN_B 0
#define ZS_SBUS_CHAN_A 4
#define ZS_SBUS_CHAN_B 0
#define ZS_SBUS_CSR 0
#define ZS_SBUS_DATA 2
#define ZS_SBUS_CSR 0
#define ZS_SBUS_DATA 2
#define ZS_SBUS_CLOCK (9600 * 512)
#define ZS_SBUS_CLOCK_DIV (16)
#define ZS_SBUS_DEF_SPEED (9600)
enum zs_device_ivars {
ZS_IVAR_NODE
};
__BUS_ACCESSOR(zs, node, ZS, NODE, phandle_t)
struct zs_sbus_softc {
struct zs_softc sc_zs;
struct resource *sc_irqres;
@ -62,21 +72,41 @@ struct zs_sbus_softc {
int sc_memrid;
};
static int zs_sbus_attach(device_t dev);
static int zs_sbus_detach(device_t dev);
static int zs_fhc_probe(device_t dev);
static int zs_fhc_attach(device_t dev);
static int zs_fhc_read_ivar(device_t dev, device_t child, int which,
uintptr_t *result);
static int zs_sbus_probe(device_t dev);
static int zs_sbus_attach(device_t dev);
static int zs_sbus_read_ivar(device_t dev, device_t child, int which,
uintptr_t *result);
static int zs_sbus_detach(device_t dev);
static int zstty_sbus_attach(device_t dev);
static int zstty_sbus_probe(device_t dev);
static int zstty_keyboard(device_t dev);
static device_method_t zs_fhc_methods[] = {
DEVMETHOD(device_probe, zs_fhc_probe),
DEVMETHOD(device_attach, zs_fhc_attach),
DEVMETHOD(device_detach, zs_sbus_detach),
DEVMETHOD(bus_print_child, bus_generic_print_child),
DEVMETHOD(bus_read_ivar, zs_fhc_read_ivar),
{ 0, 0 }
};
static device_method_t zs_sbus_methods[] = {
DEVMETHOD(device_probe, zs_sbus_probe),
DEVMETHOD(device_attach, zs_sbus_attach),
DEVMETHOD(device_detach, zs_sbus_detach),
DEVMETHOD(bus_print_child, bus_generic_print_child),
DEVMETHOD(bus_read_ivar, zs_sbus_read_ivar),
{ 0, 0 }
};
@ -89,6 +119,12 @@ static device_method_t zstty_sbus_methods[] = {
{ 0, 0 }
};
static driver_t zs_fhc_driver = {
"zs",
zs_fhc_methods,
sizeof(struct zs_sbus_softc),
};
static driver_t zs_sbus_driver = {
"zs",
zs_sbus_methods,
@ -101,11 +137,15 @@ static driver_t zstty_sbus_driver = {
sizeof(struct zstty_softc),
};
static devclass_t zs_fhc_devclass;
static devclass_t zs_sbus_devclass;
DRIVER_MODULE(zs, fhc, zs_fhc_driver, zs_fhc_devclass, 0, 0);
DRIVER_MODULE(zs, sbus, zs_sbus_driver, zs_sbus_devclass, 0, 0);
static devclass_t zstty_sbus_devclass;
DRIVER_MODULE(zstty, zs, zstty_sbus_driver, zstty_sbus_devclass, 0, 0);
DRIVER_MODULE(zs, sbus, zs_sbus_driver, zs_sbus_devclass, 0, 0);
static uint8_t zs_sbus_init_reg[16] = {
0, /* 0: CMD (reset, etc.) */
@ -126,6 +166,15 @@ static uint8_t zs_sbus_init_reg[16] = {
ZSWR15_BREAK_IE,
};
static int
zs_fhc_probe(device_t dev)
{
if (strcmp(fhc_get_name(dev), "zs") != 0 ||
device_get_unit(dev) != 0)
return (ENXIO);
return (zs_probe(dev));
}
static int
zs_sbus_probe(device_t dev)
@ -137,6 +186,33 @@ zs_sbus_probe(device_t dev)
return (zs_probe(dev));
}
static int
zs_fhc_attach(device_t dev)
{
struct zs_sbus_softc *sc;
sc = device_get_softc(dev);
sc->sc_memres = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->sc_memrid,
0, ~0, 1, RF_ACTIVE);
if (sc->sc_memres == NULL)
goto error;
sc->sc_irqrid = FHC_UART;
sc->sc_irqres = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->sc_irqrid, 0,
~0, 1, RF_ACTIVE);
if (sc->sc_irqres == NULL)
goto error;
if (bus_setup_intr(dev, sc->sc_irqres, INTR_TYPE_TTY | INTR_FAST,
zs_intr, sc, &sc->sc_ih) != 0)
goto error;
sc->sc_zs.sc_bt = rman_get_bustag(sc->sc_memres);
sc->sc_zs.sc_bh = rman_get_bushandle(sc->sc_memres);
return (zs_attach(dev));
error:
zs_sbus_detach(dev);
return (ENXIO);
}
static int
zs_sbus_attach(device_t dev)
{
@ -181,6 +257,34 @@ zs_sbus_detach(device_t dev)
return (0);
}
static int
zs_fhc_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
{
switch (which) {
case ZS_IVAR_NODE:
*result = fhc_get_node(dev);
break;
default:
return (ENOENT);
}
return (0);
}
static int
zs_sbus_read_ivar(device_t dev, device_t child, int which, uintptr_t *result)
{
switch (which) {
case ZS_IVAR_NODE:
*result = sbus_get_node(dev);
break;
default:
return (ENOENT);
}
return (0);
}
static int
zstty_sbus_probe(device_t dev)
{
@ -241,7 +345,6 @@ zstty_set_speed(struct zstty_softc *sc, int ospeed)
int
zstty_console(device_t dev, char *mode, int len)
{
device_t parent;
phandle_t chosen;
phandle_t options;
ihandle_t stdin;
@ -250,7 +353,6 @@ zstty_console(device_t dev, char *mode, int len)
char input[32];
char name[32];
parent = device_get_parent(dev);
chosen = OF_finddevice("/chosen");
options = OF_finddevice("/options");
if (OF_getprop(chosen, "stdin", &stdin, sizeof(stdin)) == -1 ||
@ -258,8 +360,8 @@ zstty_console(device_t dev, char *mode, int len)
OF_getprop(options, "input-device", input, sizeof(input)) == -1 ||
OF_getprop(options, "output-device", output, sizeof(output)) == -1)
return (0);
if (sbus_get_node(parent) != OF_instance_to_package(stdin) ||
sbus_get_node(parent) != OF_instance_to_package(stdout))
if (zs_get_node(dev) != OF_instance_to_package(stdin) ||
zs_get_node(dev) != OF_instance_to_package(stdout))
return (0);
if ((strcmp(input, device_get_desc(dev)) == 0 &&
strcmp(output, device_get_desc(dev)) == 0) ||
@ -277,8 +379,6 @@ zstty_console(device_t dev, char *mode, int len)
static int
zstty_keyboard(device_t dev)
{
device_t parent;
parent = device_get_parent(dev);
return (OF_getproplen(sbus_get_node(parent), "keyboard") == 0);
return (OF_getproplen(zs_get_node(dev), "keyboard") == 0);
}