A bunch of newcard/cardbus changes that's been sitting in my tree for a while:

- Make pccbb/cardbus kld loadable and unloadable.
- Make pccbb/cardbus use the power interface from pccard instead of inventing its own.
- some other minor fixes
This commit is contained in:
jon 2000-11-28 00:05:20 +00:00
parent 053a5cf07c
commit a21f970a30
7 changed files with 395 additions and 277 deletions

View File

@ -260,8 +260,6 @@ dev/buslogic/bt_mca.c optional bt mca
dev/buslogic/bt_pci.c optional bt pci
dev/cardbus/cardbus.c optional cardbus
dev/cardbus/cardbus_cis.c optional cardbus
dev/pccbb/pccbb_if.m optional cardbus
dev/pccbb/pccbb_if.m optional pccbb
dev/ccd/ccd.c count ccd
dev/cs/if_cs.c optional cs
#dev/dpt/dpt_control.c optional dpt

View File

@ -57,11 +57,10 @@
#include <dev/cardbus/cardbusvar.h>
#include <dev/cardbus/cardbus_cis.h>
#include "pccbb_if.h"
#include "power_if.h"
#include "card_if.h"
#include "pcib_if.h"
#if defined CARDBUS_DEBUG
#define STATIC
#define DPRINTF(a) printf a
@ -74,10 +73,9 @@
#if !defined(lint)
static const char rcsid[] =
"$FreeBSD $";
"$FreeBSD$";
#endif
struct cardbus_quirk {
u_int32_t devid; /* Vendor/device of the card */
int type;
@ -155,6 +153,13 @@ cardbus_attach(device_t dev)
return 0;
}
static int
cardbus_detach(device_t dev)
{
cardbus_detach_card(dev, DETACH_FORCE);
return 0;
}
/************************************************************************/
/* Attach/Detach card */
/************************************************************************/
@ -188,24 +193,11 @@ static int
cardbus_attach_card(device_t dev)
{
device_t bdev = device_get_parent(dev);
int cdstatus;
int cardattached = 0;
static int curr_bus_number = 2; /* XXX EVILE BAD (see below) */
int bus, slot, func;
/* inspect initial voltage */
if (0 == (cdstatus = PCCBB_DETECT_CARD(bdev))) {
DEVPRINTF((dev, "cardbusattach: no CardBus card detected\n"));
return ENXIO;
}
if (cdstatus & CARD_3V_CARD) {
PCCBB_POWER_SOCKET(bdev, CARD_VCC_3V);
} else {
device_printf(dev, "unsupported power: %d\n", cdstatus);
return EINVAL;
}
PCCBB_RESET(bdev);
POWER_ENABLE_SOCKET(bdev, dev);
bus = pci_get_secondarybus(bdev);
if (bus == 0) {
@ -253,6 +245,7 @@ cardbus_attach_card(device_t dev)
}
if (cardattached > 0) return 0;
POWER_DISABLE_SOCKET(bdev, dev);
return ENOENT;
}
@ -268,20 +261,43 @@ cardbus_detach_card(device_t dev, int flags)
if (numdevs == 0) {
DEVPRINTF((dev, "Detaching card: no cards to detach!\n"));
POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
return ENOENT;
}
for (tmp = 0; tmp < numdevs; tmp++) {
struct cardbus_devinfo *dinfo = device_get_ivars(devlist[tmp]);
if (device_detach(dinfo->cfg.dev) != 0) err++;
cardbus_release_all_resources(dinfo->cfg.dev,
&dinfo->resources);
device_delete_child(dev, devlist[tmp]);
if (device_detach(dinfo->cfg.dev) == 0 || flags & DETACH_FORCE){
cardbus_release_all_resources(dinfo->cfg.dev,
&dinfo->resources);
device_delete_child(dev, devlist[tmp]);
} else
err++;
cardbus_freecfg(dinfo);
}
if (err == 0)
POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
return err;
}
static void
cardbus_driver_added(device_t dev, driver_t *driver)
{
/*
* For this to work, we should:
* 1) power up the slot if it isn't powered.
* (Is this necessary? Can we assume _probe() doesn't need power?)
* 2) probe (we should probe even though we already have child?)
* 3) power up if we haven't done so and probe succeeds
* 4) attach if probe succeeds.
* 5) power down if probe or attach failed, and the slot was powered
* down to begin with.
*/
printf("I see you added a driver that could be a child of cardbus...\n");
printf("If this is for a cardbus card, please remove and reinsert the card.\n");
printf("(there is no current support for adding a driver like this)\n");
}
/************************************************************************/
/* PCI-Like config reading (copied from pci.c */
/************************************************************************/
@ -649,6 +665,7 @@ cardbus_add_resources(device_t dev, pcicfgregs* cfg)
struct cardbus_quirk *q;
struct resource_list_entry *rle;
struct resource *res;
int rid;
int i;
for (i = 0; i < cfg->nummaps; i++) {
@ -662,15 +679,16 @@ cardbus_add_resources(device_t dev, pcicfgregs* cfg)
cardbus_add_map(cbdev, dev, cfg, q->arg1);
}
rid = 0;
res = bus_generic_alloc_resource(cbdev, dev, SYS_RES_IRQ,
0, 0, ~0, 1, RF_SHAREABLE);
&rid, 0, ~0, 1, RF_SHAREABLE);
if (res == NULL)
panic("Cannot allocate IRQ for card\n");
resource_list_add(rl, SYS_RES_IRQ, 0,
resource_list_add(rl, SYS_RES_IRQ, rid,
rman_get_start(res), rman_get_start(res), 1);
rle = resource_list_find(rl, SYS_RES_IRQ, 0);
rle = resource_list_find(rl, SYS_RES_IRQ, rid);
rle->res = res;
}
@ -688,8 +706,8 @@ cardbus_release_all_resources(device_t dev, struct resource_list *rl)
}
}
static struct
resource* cardbus_alloc_resource(device_t self, device_t child, int type,
static struct resource*
cardbus_alloc_resource(device_t self, device_t child, int type,
int* rid, u_long start, u_long end,
u_long count, u_int flags)
{
@ -941,7 +959,7 @@ static device_method_t cardbus_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, cardbus_probe),
DEVMETHOD(device_attach, cardbus_attach),
DEVMETHOD(device_detach, bus_generic_detach),
DEVMETHOD(device_detach, cardbus_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
@ -951,13 +969,14 @@ static device_method_t cardbus_methods[] = {
DEVMETHOD(bus_probe_nomatch, cardbus_probe_nomatch),
DEVMETHOD(bus_read_ivar, cardbus_read_ivar),
DEVMETHOD(bus_write_ivar, cardbus_write_ivar),
DEVMETHOD(bus_driver_added, bus_generic_driver_added),
DEVMETHOD(bus_driver_added, cardbus_driver_added),
DEVMETHOD(bus_alloc_resource, cardbus_alloc_resource),
DEVMETHOD(bus_release_resource, cardbus_release_resource),
DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
DEVMETHOD(bus_driver_added, bus_generic_driver_added),
DEVMETHOD(bus_set_resource, cardbus_set_resource_method),
DEVMETHOD(bus_get_resource, cardbus_get_resource_method),
@ -980,6 +999,7 @@ static driver_t cardbus_driver = {
0 /* no softc */
};
static devclass_t cardbus_devclass = {};
static devclass_t cardbus_devclass;
DRIVER_MODULE(cardbus, pccbb, cardbus_driver, cardbus_devclass, 0, 0);
MODULE_DEPEND(cardbus, pccbb, 1, 1, 1);

View File

@ -53,6 +53,7 @@
#include <sys/kernel.h>
#include <sys/kthread.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/bus.h>
#include <machine/bus.h>
@ -72,7 +73,6 @@
#include "power_if.h"
#include "card_if.h"
#include "pccbb_if.h"
#include "pcib_if.h"
#if defined CBB_DEBUG
@ -98,7 +98,10 @@
#define PCIC_MASK2(SC,REG,MASK,MASK2) \
PCIC_WRITE(SC,REG,(PCIC_READ(SC,REG) MASK) MASK2)
#define DETACH_FORCE 0x1
#if !defined(lint)
static const char rcsid[] =
"$FreeBSD$";
#endif
struct pccbb_sclist {
struct pccbb_softc *sc;
@ -182,16 +185,20 @@ static int cb_chipset(u_int32_t pci_id, const char** namep, int* flagp);
static int pccbb_probe(device_t dev);
static void pccbb_chipinit(struct pccbb_softc* sc);
static int pccbb_attach(device_t dev);
static int pccbb_detach(device_t dev);
static void pccbb_driver_added(device_t dev, driver_t *driver);
static void pccbb_child_detached(device_t dev, device_t child);
static void pccbb_event_thread (void *arg);
static void pccbb_create_event_thread (struct pccbb_softc *sc);
static void pccbb_start_threads(void *arg);
static void pccbb_insert (struct pccbb_softc *sc);
static void pccbb_removal (struct pccbb_softc *sc);
static void pccbb_intr(void* arg);
static int pccbb_detect_voltage(struct pccbb_softc *sc);
static int pccbb_detect_voltage(device_t dev);
static int pccbb_power(device_t dev, int volts);
static int pccbb_cardbus_detect_card(device_t dev);
static int pccbb_cardbus_reset(device_t dev);
static void pccbb_cardbus_reset(device_t dev);
static int pccbb_cardbus_power_enable_socket(device_t self, device_t child);
static void pccbb_cardbus_power_disable_socket(device_t self, device_t child);
static int pccbb_cardbus_io_open(device_t dev, int win,
u_int32_t start, u_int32_t end);
static int pccbb_cardbus_mem_open(device_t dev, int win,
@ -210,6 +217,8 @@ static struct resource* pccbb_cardbus_alloc_resource(device_t self,
static int pccbb_cardbus_release_resource(device_t self, device_t child,
int type,int rid,
struct resource *r);
static int pccbb_pcic_power_enable_socket(device_t self, device_t child);
static void pccbb_pcic_power_disable_socket(device_t self, device_t child);
static void pccbb_pcic_wait_ready(struct pccbb_softc *sc);
static void pccbb_pcic_do_mem_map(struct pccbb_softc *sc, int win);
static int pccbb_pcic_mem_map(struct pccbb_softc *sc, int kind,
@ -234,8 +243,8 @@ static int pccbb_pcic_set_res_flags(device_t self, device_t child, int type,
int rid, u_int32_t flags);
static int pccbb_pcic_set_memory_offset(device_t self, device_t child, int rid,
u_int32_t offset);
static int pccbb_pcic_enable_socket(device_t self, device_t child);
static void pccbb_pcic_disable_socket(device_t self, device_t child);
static int pccbb_power_enable_socket(device_t self, device_t child);
static void pccbb_power_disable_socket(device_t self, device_t child);
static int pccbb_activate_resource(device_t self, device_t child, int type,
int rid, struct resource *r);
static int pccbb_deactivate_resource(device_t self, device_t child, int type,
@ -246,6 +255,11 @@ static struct resource* pccbb_alloc_resource(device_t self, device_t child,
u_int flags);
static int pccbb_release_resource(device_t self, device_t child,
int type, int rid, struct resource *r);
static int pccbb_maxslots(device_t dev);
static u_int32_t pccbb_read_config(device_t dev, int b, int s, int f,
int reg, int width);
static void pccbb_write_config(device_t dev, int b, int s, int f, int reg,
u_int32_t val, int width);
/************************************************************************/
@ -372,6 +386,7 @@ pccbb_attach(device_t dev)
softcs_init = 1;
STAILQ_INIT(&softcs);
}
mtx_init(&sc->sc_mtx, device_get_nameunit(dev), MTX_DEF);
sc->sc_chipset = cb_chipset(pci_get_devid(dev), NULL, &flags);
sc->sc_dev = dev;
sc->sc_flags = 0;
@ -408,6 +423,7 @@ pccbb_attach(device_t dev)
if (!sc->sc_base_res){
device_printf(dev,
"Could not grab register memory\n");
mtx_destroy(&sc->sc_mtx);
return ENOMEM;
}
pci_write_config(dev, PCCBBR_SOCKBASE,
@ -416,6 +432,7 @@ pccbb_attach(device_t dev)
rman_get_start(sc->sc_base_res)));
} else {
device_printf(dev, "Could not map register memory\n");
mtx_destroy(&sc->sc_mtx);
return ENOMEM;
}
}
@ -437,6 +454,9 @@ pccbb_attach(device_t dev)
RF_SHAREABLE | RF_ACTIVE);
if (sc->sc_irq_res == NULL) {
printf("pccbb: Unable to map IRQ...\n");
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
sc->sc_base_res);
mtx_destroy(&sc->sc_mtx);
return ENOMEM;
}
@ -446,34 +466,38 @@ pccbb_attach(device_t dev)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
sc->sc_base_res);
mtx_destroy(&sc->sc_mtx);
return ENOMEM;
}
/* attach children */
sc->sc_cbdev = device_add_child(dev, "cardbus", -1);
if (sc->sc_cbdev == NULL)
DEVPRINTF((dev, "Cannot add cardbus bus!\n"));
DEVPRINTF((dev, "WARNING: cannot add cardbus bus.\n"));
else if (device_probe_and_attach(sc->sc_cbdev) != 0) {
DEVPRINTF((dev, "Cannot attach cardbus bus!\n"));
DEVPRINTF((dev, "WARNING: cannot attach cardbus bus!\n"));
sc->sc_cbdev = NULL;
}
sc->sc_pccarddev = device_add_child(dev, "pccard", -1);
if (sc->sc_pccarddev == NULL)
DEVPRINTF((dev, "Cannot add pccard bus!\n"));
DEVPRINTF((dev, "WARNING: cannot add pccard bus.\n"));
else if (device_probe_and_attach(sc->sc_pccarddev) != 0) {
DEVPRINTF((dev, "Cannot attach pccard bus!\n"));
DEVPRINTF((dev, "WARNING: cannot attach pccard bus.\n"));
sc->sc_pccarddev = NULL;
}
#ifndef KLD_MODULE
if (sc->sc_cbdev == NULL && sc->sc_pccarddev == NULL) {
device_printf(dev, "Failed to attach cardbus/pccard bus!\n");
device_printf(dev, "ERROR: Failed to attach cardbus/pccard bus!\n");
bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
sc->sc_base_res);
mtx_destroy(&sc->sc_mtx);
return ENOMEM;
}
#endif
{
struct pccbb_sclist *sclist;
@ -485,6 +509,90 @@ pccbb_attach(device_t dev)
return 0;
}
static int
pccbb_detach(device_t dev)
{
struct pccbb_softc *sc = device_get_softc(dev);
int numdevs;
device_t *devlist;
int tmp;
int error;
device_get_children(dev, &devlist, &numdevs);
error = 0;
for (tmp = 0; tmp < numdevs; tmp++) {
if (device_detach(devlist[tmp]) == 0)
device_delete_child(dev, devlist[tmp]);
else
error++;
}
if (error > 0)
return ENXIO;
mtx_enter(&sc->sc_mtx, MTX_DEF);
bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intrhand);
sc->sc_flags |= PCCBB_KTHREAD_DONE;
if (sc->sc_flags & PCCBB_KTHREAD_RUNNING) {
wakeup(sc);
mtx_exit(&sc->sc_mtx, MTX_DEF);
DEVPRINTF((dev, "waiting for kthread exit..."));
error = tsleep(sc, PWAIT, "pccbb-detach-wait", 60 * hz);
if (error)
DPRINTF(("timeout\n"));
else
DPRINTF(("done\n"));
} else
mtx_exit(&sc->sc_mtx, MTX_DEF);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
sc->sc_base_res);
mtx_destroy(&sc->sc_mtx);
return 0;
}
static void
pccbb_driver_added(device_t dev, driver_t *driver)
{
struct pccbb_softc *sc = device_get_softc(dev);
device_t *devlist;
int tmp;
int numdevs;
DEVICE_IDENTIFY(driver, dev);
device_get_children(dev, &devlist, &numdevs);
for (tmp = 0; tmp < numdevs; tmp++) {
if (device_get_state(devlist[tmp]) == DS_NOTPRESENT &&
device_probe_and_attach(devlist[tmp]) == 0) {
if (devlist[tmp] == NULL)
/* NOTHING */;
else if (strcmp(driver->name, "cardbus") == 0)
sc->sc_cbdev = devlist[tmp];
else if (strcmp(driver->name, "pccard") == 0)
sc->sc_pccarddev = devlist[tmp];
else
device_printf(dev,
"Unsupported child bus: %s\n",
driver->name);
}
}
}
static void
pccbb_child_detached(device_t dev, device_t child)
{
struct pccbb_softc *sc = device_get_softc(dev);
if (child == sc->sc_cbdev)
sc->sc_cbdev = NULL;
else if (child == sc->sc_pccarddev)
sc->sc_pccarddev = NULL;
else
device_printf(dev, "Unknown child detached: %s %p/%p\n",
device_get_nameunit(child), sc->sc_cbdev, sc->sc_pccarddev);
}
/************************************************************************/
/* Kthreads */
/************************************************************************/
@ -493,25 +601,24 @@ static void
pccbb_event_thread (void *arg)
{
struct pccbb_softc *sc = arg;
int s;
u_int32_t status;
s = splhigh();
for(;;) {
if (sc->sc_flags & PCCBB_INITIALCARD)
sc->sc_flags &= ~PCCBB_INITIALCARD;
if (!(sc->sc_flags & PCCBB_KTHREAD_RUNNING))
sc->sc_flags |= PCCBB_KTHREAD_RUNNING;
else {
splx (s);
tsleep (sc, PWAIT, "pccbbev", 0);
/*
* Delay some time, make sure the user is done with
* whatever he is doing.
* Delay 1 second, make sure the user is done with
* whatever he is doing. We tsleep on sc->sc_flags,
* which should never be woken up.
*/
DELAY(1000*1000);
s = splhigh();
tsleep (&sc->sc_flags, PWAIT, "pccbbev", 1*hz);
}
mtx_enter(&sc->sc_mtx, MTX_DEF);
if (sc->sc_flags & PCCBB_KTHREAD_DONE)
break;
sc->sc_flags |= PCCBB_CARDSTATUS_BUSY;
status = sc->sc_socketreg->socket_state;
if ((status & PCCBB_SOCKET_STAT_CD) == 0) {
if (!(sc->sc_flags & PCCBB_CARDATTACHED))
@ -526,10 +633,12 @@ pccbb_event_thread (void *arg)
else
pccbb_removal(sc);
}
sc->sc_flags &= ~PCCBB_CARDSTATUS_BUSY;
splx (s);
mtx_exit(&sc->sc_mtx, MTX_DEF);
}
/* NOTREACHED */
mtx_exit(&sc->sc_mtx, MTX_DEF);
sc->sc_flags &= ~PCCBB_KTHREAD_RUNNING;
wakeup(sc);
mtx_enter(&Giant, MTX_DEF);
kthread_exit(0);
}
@ -550,10 +659,6 @@ pccbb_start_threads(void *arg)
struct pccbb_sclist *sclist;
STAILQ_FOREACH(sclist, &softcs, entries) {
if (0 == (sclist->sc->sc_socketreg->socket_state &
PCCBB_SOCKET_STAT_CD)) {
sclist->sc->sc_flags |= PCCBB_INITIALCARD;
}
pccbb_create_event_thread(sclist->sc);
}
}
@ -630,7 +735,6 @@ pccbb_intr(void* arg)
{
struct pccbb_softc *sc = arg;
u_int32_t sockevent;
int tmp;
if (!(sockevent = sc->sc_socketreg->socket_event)) {
/* not for me. */
@ -641,19 +745,9 @@ pccbb_intr(void* arg)
sc->sc_socketreg->socket_event = sockevent | 0x01;
if (sockevent & PCCBB_SOCKET_EVENT_CD) {
for (tmp = 0; tmp <= 100 &&
(sc->sc_flags & PCCBB_CARDSTATUS_BUSY); tmp++) {
if (tmp == 0)
DEVPRINTF((sc->sc_dev, "(pccbbintr): busy!"));
else
DPRINTF(("."));
DELAY(1);
}
if (sc->sc_flags & PCCBB_CARDSTATUS_BUSY) {
DPRINTF(("failed! Going ahead anyway..."));
sc->sc_flags &= ~PCCBB_CARDSTATUS_BUSY;
}
mtx_enter(&sc->sc_mtx, MTX_DEF);
wakeup(sc);
mtx_exit(&sc->sc_mtx, MTX_DEF);
} else {
if (sockevent & PCCBB_SOCKET_EVENT_CSTS) {
DPRINTF((" cstsevent occures, 0x%08x\n",
@ -669,12 +763,13 @@ pccbb_intr(void* arg)
}
/************************************************************************/
/* Power functions */
/* Generic Power functions */
/************************************************************************/
static int
pccbb_detect_voltage(struct pccbb_softc *sc)
pccbb_detect_voltage(device_t dev)
{
struct pccbb_softc *sc = device_get_softc(dev);
u_int32_t psr;
int vol = CARD_UKN_CARD;
@ -813,43 +908,56 @@ pccbb_power(device_t dev, int volts)
}
/************************************************************************/
/* PCCBB methods */
/* Cardbus power functions */
/************************************************************************/
static int
pccbb_cardbus_detect_card(device_t dev)
{
struct pccbb_softc *sc = device_get_softc(dev);
u_int32_t sockstat = sc->sc_socketreg->socket_state;
if (sockstat & PCCBB_SOCKET_STAT_CB)
return pccbb_detect_voltage(sc);
return 0;
}
static int
static void
pccbb_cardbus_reset(device_t dev)
{
struct pccbb_softc *sc = device_get_softc(dev);
u_int32_t bcr = pci_read_config(dev, PCCBBR_BRIDGECTRL, 2);
int delay_us;
delay_us = sc->sc_chipset == CB_RF5C47X ? 400*1000 : 20*1000;
bcr |= PCCBBM_BRIDGECTRL_RESET;
pci_write_config(dev, PCCBBR_BRIDGECTRL, bcr, 2);
PCI_MASK_CONFIG(dev, PCCBBR_BRIDGECTRL, |PCCBBM_BRIDGECTRL_RESET, 2);
DELAY(delay_us);
/* If a card exists, unreset it! */
if (sc->sc_flags & PCCBB_CARDATTACHED) {
bcr &= ~PCCBBM_BRIDGECTRL_RESET;
pci_write_config(dev, PCCBBR_BRIDGECTRL, bcr, 2);
PCI_MASK_CONFIG(dev, PCCBBR_BRIDGECTRL,
&~PCCBBM_BRIDGECTRL_RESET, 2);
DELAY(delay_us);
}
return 1;
}
static int
pccbb_cardbus_power_enable_socket(device_t self, device_t child)
{
int voltage;
voltage = pccbb_detect_voltage(self);
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
if (voltage & CARD_5V_CARD)
pccbb_power(self, CARD_VCC_5V | CARD_VPP_VCC);
else if (voltage & CARD_3V_CARD)
pccbb_power(self, CARD_VCC_3V | CARD_VPP_VCC);
else {
device_printf(self, "Unknown card voltage\n");
return ENXIO;
}
pccbb_cardbus_reset(self);
return 0;
}
static void
pccbb_cardbus_power_disable_socket(device_t self, device_t child)
{
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
pccbb_cardbus_reset(self);
}
/************************************************************************/
/* Cardbus Resource */
@ -953,11 +1061,8 @@ pccbb_cardbus_auto_open(struct pccbb_softc *sc, int type)
ends[rle->win] = rle->end;
else if (rle->end < starts[rle->win])
starts[rle->win] = rle->start;
else
panic("pccbb_auto_open: Weird condition!\n");
}
}
if (type == SYS_RES_MEMORY)
align = PCCBB_MEMALIGN;
else if (type == SYS_RES_IOPORT)
@ -970,9 +1075,9 @@ pccbb_cardbus_auto_open(struct pccbb_softc *sc, int type)
if (starts[1] != 0xffffffff)
starts[1] -= starts[1] % align;
if (ends[0] % align != 0)
ends[0] += align - ends[0]%align;
ends[0] += align - ends[0]%align - 1;
if (ends[1] % align != 0)
ends[1] += align - ends[1]%align;
ends[1] += align - ends[1]%align - 1;
if (type == SYS_RES_MEMORY) {
pccbb_cardbus_mem_open(sc->sc_dev, 0, starts[0], ends[0]);
@ -1008,7 +1113,6 @@ pccbb_cardbus_activate_resource(device_t self, device_t child, int type,
pccbb_cardbus_auto_open(sc, type);
}
return bus_generic_activate_resource(self, child, type, rid, r);
}
@ -1066,7 +1170,96 @@ pccbb_cardbus_release_resource(device_t self, device_t child, int type,
}
/************************************************************************/
/* PC Card Resources */
/* PC Card Power Functions */
/************************************************************************/
static int
pccbb_pcic_power_enable_socket(device_t self, device_t child)
{
struct pccbb_softc *sc = device_get_softc(self);
DPRINTF(("pccbb_pcic_socket_enable:\n"));
/* power down/up the socket to reset */
{
int voltage = pccbb_detect_voltage(self);
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
if (voltage & CARD_5V_CARD)
pccbb_power(self, CARD_VCC_5V | CARD_VPP_VCC);
else if (voltage & CARD_3V_CARD)
pccbb_power(self, CARD_VCC_3V | CARD_VPP_VCC);
else {
device_printf(self, "Unknown card voltage\n");
return ENXIO;
}
}
/* enable socket i/o */
PCIC_MASK(sc, PCIC_PWRCTL, | PCIC_PWRCTL_OE);
PCIC_WRITE(sc, PCIC_INTR, PCIC_INTR_ENABLE);
/* hold reset for 30ms */
DELAY(30*1000);
/* clear the reset flag */
PCIC_MASK(sc, PCIC_INTR, | PCIC_INTR_RESET);
/* wait 20ms as per pc card standard (r2.01) section 4.3.6 */
DELAY(20*1000);
pccbb_pcic_wait_ready(sc);
/* disable all address windows */
PCIC_WRITE(sc, PCIC_ADDRWIN_ENABLE, 0);
{
int cardtype;
CARD_GET_TYPE(child, &cardtype);
PCIC_MASK(sc, PCIC_INTR, | ((cardtype == PCCARD_IFTYPE_IO) ?
PCIC_INTR_CARDTYPE_IO :
PCIC_INTR_CARDTYPE_MEM));
DEVPRINTF((sc->sc_dev, "card type is %s\n",
(cardtype == PCCARD_IFTYPE_IO) ? "io" : "mem"));
}
/* reinstall all the memory and io mappings */
{
int win;
for (win = 0; win < PCIC_MEM_WINS; ++win) {
if (sc->memalloc & (1 << win)) {
pccbb_pcic_do_mem_map(sc, win);
}
}
for (win = 0; win < PCIC_IO_WINS; ++win) {
if (sc->ioalloc & (1 << win)) {
pccbb_pcic_do_io_map(sc, win);
}
}
}
return 0;
}
static void
pccbb_pcic_power_disable_socket(device_t self, device_t child)
{
struct pccbb_softc *sc = device_get_softc(self);
DPRINTF(("pccbb_pcic_socket_disable\n"));
/* reset signal asserting... */
PCIC_MASK(sc, PCIC_INTR, & ~PCIC_INTR_RESET);
DELAY(2*1000);
/* power down the socket */
PCIC_MASK(sc, PCIC_PWRCTL, &~PCIC_PWRCTL_OE);
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
/* wait 300ms until power fails (Tpf). */
DELAY(300 * 1000);
}
/************************************************************************/
/* PC Card Resource Functions */
/************************************************************************/
static void
@ -1387,6 +1580,12 @@ pccbb_pcic_alloc_resource(device_t self, device_t child, int type, int* rid,
struct pccbb_softc *sc = device_get_softc(self);
struct pccbb_reslist *rle;
/* Nearly default */
if (type == SYS_RES_MEMORY && start == 0 && end == ~0 && count != 1) {
start = 0xd0000; /* XXX */
end = 0xdffff;
}
switch (type) {
case SYS_RES_MEMORY:
/* Nearly default */
@ -1463,7 +1662,7 @@ pccbb_pcic_set_res_flags(device_t self, device_t child, int type, int rid,
if (type != SYS_RES_MEMORY)
return (EINVAL);
sc->mem[rid].kind = PCCARD_MEM_ATTR;
sc->mem[rid].kind = flags;
pccbb_pcic_do_mem_map(sc, rid);
return 0;
}
@ -1496,93 +1695,32 @@ pccbb_pcic_set_memory_offset(device_t self, device_t child, int rid,
return 0;
}
/************************************************************************/
/* POWER methods */
/************************************************************************/
static int
pccbb_pcic_enable_socket(device_t self, device_t child)
pccbb_power_enable_socket(device_t self, device_t child)
{
struct pccbb_softc *sc = device_get_softc(self);
DPRINTF(("pccbb_pcic_socket_enable:\n"));
/* power down/up the socket to reset */
{
int voltage = pccbb_detect_voltage(sc);
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
if (voltage & CARD_5V_CARD)
pccbb_power(self, CARD_VCC_5V | CARD_VPP_VCC);
else if (voltage & CARD_3V_CARD)
pccbb_power(self, CARD_VCC_3V | CARD_VPP_VCC);
else {
device_printf(self, "Unknown card voltage\n");
return ENXIO;
}
}
/* enable socket i/o */
PCIC_MASK(sc, PCIC_PWRCTL, | PCIC_PWRCTL_OE);
PCIC_WRITE(sc, PCIC_INTR, PCIC_INTR_ENABLE);
/* hold reset for 30ms */
DELAY(30*1000);
/* clear the reset flag */
PCIC_MASK(sc, PCIC_INTR, | PCIC_INTR_RESET);
/* wait 20ms as per pc card standard (r2.01) section 4.3.6 */
DELAY(20*1000);
pccbb_pcic_wait_ready(sc);
/* disable all address windows */
PCIC_WRITE(sc, PCIC_ADDRWIN_ENABLE, 0);
{
int cardtype;
CARD_GET_TYPE(child, &cardtype);
PCIC_MASK(sc, PCIC_INTR, | ((cardtype == PCCARD_IFTYPE_IO) ?
PCIC_INTR_CARDTYPE_IO :
PCIC_INTR_CARDTYPE_MEM));
DEVPRINTF((sc->sc_dev, "card type is %s\n",
(cardtype == PCCARD_IFTYPE_IO) ? "io" : "mem"));
}
/* reinstall all the memory and io mappings */
{
int win;
for (win = 0; win < PCIC_MEM_WINS; ++win) {
if (sc->memalloc & (1 << win)) {
pccbb_pcic_do_mem_map(sc, win);
}
}
for (win = 0; win < PCIC_IO_WINS; ++win) {
if (sc->ioalloc & (1 << win)) {
pccbb_pcic_do_io_map(sc, win);
}
}
}
return 0;
if (sc->sc_flags & PCCBB_16BIT_CARD)
return pccbb_pcic_power_enable_socket(self, child);
else
return pccbb_cardbus_power_enable_socket(self, child);
}
static void
pccbb_pcic_disable_socket(device_t self, device_t child)
pccbb_power_disable_socket(device_t self, device_t child)
{
struct pccbb_softc *sc = device_get_softc(self);
DPRINTF(("pccbb_pcic_socket_disable\n"));
/* reset signal asserting... */
PCIC_MASK(sc, PCIC_INTR, & ~PCIC_INTR_RESET);
DELAY(2*1000);
/* power down the socket */
PCIC_MASK(sc, PCIC_PWRCTL, &~PCIC_PWRCTL_OE);
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
/* wait 300ms until power fails (Tpf). */
DELAY(300 * 1000);
if (sc->sc_flags & PCCBB_16BIT_CARD)
pccbb_pcic_power_disable_socket(self, child);
else
pccbb_cardbus_power_disable_socket(self, child);
}
/************************************************************************/
/* Methods */
/* BUS Methods */
/************************************************************************/
@ -1641,6 +1779,10 @@ pccbb_release_resource(device_t self, device_t child, int type, int rid,
rid, r);
}
/************************************************************************/
/* PCI compat methods */
/************************************************************************/
static int
pccbb_maxslots(device_t dev)
{
@ -1648,8 +1790,7 @@ pccbb_maxslots(device_t dev)
}
static u_int32_t
pccbb_read_config(device_t dev, int b, int s, int f,
int reg, int width)
pccbb_read_config(device_t dev, int b, int s, int f, int reg, int width)
{
/*
* Pass through to the next ppb up the chain (i.e. our grandparent).
@ -1659,8 +1800,8 @@ pccbb_read_config(device_t dev, int b, int s, int f,
}
static void
pccbb_write_config(device_t dev, int b, int s, int f,
int reg, u_int32_t val, int width)
pccbb_write_config(device_t dev, int b, int s, int f, int reg, u_int32_t val,
int width)
{
/*
* Pass through to the next ppb up the chain (i.e. our grandparent).
@ -1673,8 +1814,7 @@ static device_method_t pccbb_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, pccbb_probe),
DEVMETHOD(device_attach, pccbb_attach),
DEVMETHOD(device_detach, bus_generic_detach),
DEVMETHOD(device_shutdown, bus_generic_shutdown),
DEVMETHOD(device_detach, pccbb_detach),
DEVMETHOD(device_suspend, bus_generic_suspend),
DEVMETHOD(device_resume, bus_generic_resume),
@ -1684,24 +1824,23 @@ static device_method_t pccbb_methods[] = {
DEVMETHOD(bus_release_resource, pccbb_release_resource),
DEVMETHOD(bus_activate_resource, pccbb_activate_resource),
DEVMETHOD(bus_deactivate_resource, pccbb_deactivate_resource),
DEVMETHOD(bus_driver_added, pccbb_driver_added),
DEVMETHOD(bus_child_detached, pccbb_child_detached),
DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
/* 16-bit card interface */
DEVMETHOD(card_set_res_flags, pccbb_pcic_set_res_flags),
DEVMETHOD(card_set_memory_offset, pccbb_pcic_set_memory_offset),
/* power interface */
DEVMETHOD(power_enable_socket, pccbb_power_enable_socket),
DEVMETHOD(power_disable_socket, pccbb_power_disable_socket),
/* pcib compatibility interface */
DEVMETHOD(pcib_maxslots, pccbb_maxslots),
DEVMETHOD(pcib_read_config, pccbb_read_config),
DEVMETHOD(pcib_write_config, pccbb_write_config),
DEVMETHOD(pccbb_power_socket, pccbb_power),
DEVMETHOD(pccbb_detect_card, pccbb_cardbus_detect_card),
DEVMETHOD(pccbb_reset, pccbb_cardbus_reset),
DEVMETHOD(card_set_res_flags, pccbb_pcic_set_res_flags),
DEVMETHOD(card_set_memory_offset, pccbb_pcic_set_memory_offset),
DEVMETHOD(power_enable_socket, pccbb_pcic_enable_socket),
DEVMETHOD(power_disable_socket, pccbb_pcic_disable_socket),
{0,0}
};
@ -1710,9 +1849,9 @@ static driver_t pccbb_driver = {
pccbb_methods,
sizeof(struct pccbb_softc)
};
static devclass_t pccbb_devclass = {
};
static devclass_t pccbb_devclass;
DRIVER_MODULE(pccbb, pci, pccbb_driver, pccbb_devclass, 0, 0);
SYSINIT(pccbb, SI_SUB_KTHREAD_IDLE, SI_ORDER_ANY, pccbb_start_threads, 0);

View File

@ -1,69 +0,0 @@
#
# Copyright (c) 2000,2001 Jonathan Chen.
# 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,
# without modification, immediately at the beginning of the file.
# 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.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
#
# $FreeBSD$
#
#include <sys/bus.h>
INTERFACE pccbb;
METHOD int power_socket {
device_t dev;
int command;
};
METHOD int detect_card {
device_t dev;
};
METHOD int reset {
device_t dev;
};
HEADER {
/* result of detect_card */
#define CARD_UKN_CARD 0x00
#define CARD_5V_CARD 0x01
#define CARD_3V_CARD 0x02
#define CARD_XV_CARD 0x04
#define CARD_YV_CARD 0x08
/* for power_socket */
#define CARD_VCC_UC 0x0000
#define CARD_VCC_3V 0x0001
#define CARD_VCC_XV 0x0002
#define CARD_VCC_YV 0x0003
#define CARD_VCC_0V 0x0004
#define CARD_VCC_5V 0x0005
#define CARD_VCCMASK 0x000f
#define CARD_VPP_UC 0x0000
#define CARD_VPP_VCC 0x0010
#define CARD_VPP_12V 0x0030
#define CARD_VPP_0V 0x0040
#define CARD_VPPMASK 0x00f0
};

View File

@ -66,12 +66,13 @@ struct pccbb_softc {
void *sc_intrhand;
struct pccbb_socketreg *sc_socketreg;
u_int32_t sc_flags;
struct mtx sc_mtx;
#define PCCBB_PCIC_IO_RELOC 0x01
#define PCCBB_PCIC_MEM_32 0x02
#define PCCBB_CARDSTATUS_BUSY 0x01000000
#define PCCBB_CARDATTACHED 0x02000000
#define PCCBB_16BIT_CARD 0x04000000
#define PCCBB_INITIALCARD 0x08000000
#define PCCBB_CARDATTACHED 0x01000000
#define PCCBB_16BIT_CARD 0x02000000
#define PCCBB_KTHREAD_RUNNING 0x04000000
#define PCCBB_KTHREAD_DONE 0x08000000
int sc_chipset; /* chipset id */
#define CB_UNKNOWN 0 /* NOT Cardbus-PCI bridge */
#define CB_TI113X 1 /* TI PCI1130/1131 */
@ -97,9 +98,30 @@ struct pccbb_softc {
struct proc *event_thread;
};
/* result of detect_card */
#define CARD_UKN_CARD 0x00
#define CARD_5V_CARD 0x01
#define CARD_3V_CARD 0x02
#define CARD_XV_CARD 0x04
#define CARD_YV_CARD 0x08
/* for power_socket */
#define CARD_VCC_UC 0x0000
#define CARD_VCC_3V 0x0001
#define CARD_VCC_XV 0x0002
#define CARD_VCC_YV 0x0003
#define CARD_VCC_0V 0x0004
#define CARD_VCC_5V 0x0005
#define CARD_VCCMASK 0x000f
#define CARD_VPP_UC 0x0000
#define CARD_VPP_VCC 0x0010
#define CARD_VPP_12V 0x0030
#define CARD_VPP_0V 0x0040
#define CARD_VPPMASK 0x00f0
/* XXX: rman is dumb */
#define CARDBUS_SYS_RES_MEMORY_START 0x18020000
#define CARDBUS_SYS_RES_MEMORY_END 0xEFFFFFFF
#define CARDBUS_SYS_RES_IOPORT_START 0x2000
#define CARDBUS_SYS_RES_IOPORT_START 0x3000
#define CARDBUS_SYS_RES_IOPORT_END 0xEFFF

View File

@ -1,9 +1,9 @@
# $FreeBSD$
.PATH: ${.CURDIR}/../../dev/cardbus
KMOD= cardbus
SRCS= cardbus.c \
device_if.h bus_if.h
.PATH: ${.CURDIR}/../../dev/cardbus
KMOD= cardbus
SRCS= cardbus.c cardbus_cis.c \
device_if.h bus_if.h card_if.h power_if.h pci_if.h pcib_if.h
NOMAN=
.include <bsd.kmod.mk>

View File

@ -0,0 +1,8 @@
# $FreeBSD$
.PATH: ${.CURDIR}/../../dev/pccbb
KMOD= pccbb
SRCS= pccbb.c \
device_if.h bus_if.h power_if.h card_if.h pci_if.h pcib_if.h
.include <bsd.kmod.mk>