static int
adv_pci_attach(device_t dev)
{
struct adv_softc *adv;
u_int32_t id;
u_int32_t command;
int error, rid, irqrid;
void *ih;
struct resource *iores, *irqres;
/*
* Determine the chip version.
*/
id = pci_read_config(dev, PCIR_DEVVENDOR, /*bytes*/4);
command = pci_read_config(dev, PCIR_COMMAND, /*bytes*/1);
/*
* These cards do not allow memory mapped accesses, so we must
* ensure that I/O accesses are available or we won't be able
* to talk to them.
*/
if ((command & (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN))
!= (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN)) {
command |= PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN;
pci_write_config(dev, PCIR_COMMAND, command, /*bytes*/1);
}
/*
* Early chips can't handle non-zero latency timer settings.
*/
if (id == PCI_DEVICE_ID_ADVANSYS_1200A
|| id == PCI_DEVICE_ID_ADVANSYS_1200B) {
pci_write_config(dev, PCIR_LATTIMER, /*value*/0, /*bytes*/1);
}
rid = PCI_BASEADR0;
iores = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1,
RF_ACTIVE);
if (iores == NULL)
return ENXIO;
if (adv_find_signature(rman_get_bustag(iores),
rman_get_bushandle(iores)) == 0) {
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv = adv_alloc(dev, rman_get_bustag(iores), rman_get_bushandle(iores));
if (adv == NULL) {
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
/* Allocate a dmatag for our transfer DMA maps */
/* XXX Should be a child of the PCI bus dma tag */
error = bus_dma_tag_create(/*parent*/NULL, /*alignment*/1,
/*boundary*/0,
/*lowaddr*/ADV_PCI_MAX_DMA_ADDR,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
/*nsegments*/BUS_SPACE_UNRESTRICTED,
/*maxsegsz*/ADV_PCI_MAX_DMA_COUNT,
/*flags*/0,
&adv->parent_dmat);
if (error != 0) {
kprintf("%s: Could not allocate DMA tag - error %d\n",
adv_name(adv), error);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv->init_level++;
if (overrun_buf == NULL) {
/* Need to allocate our overrun buffer */
if (bus_dma_tag_create(adv->parent_dmat,
/*alignment*/8, /*boundary*/0,
ADV_PCI_MAX_DMA_ADDR, BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
ADV_OVERRUN_BSIZE, /*nsegments*/1,
BUS_SPACE_MAXSIZE_32BIT, /*flags*/0,
&overrun_dmat) != 0) {
bus_dma_tag_destroy(adv->parent_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
if (bus_dmamem_alloc(overrun_dmat,
(void *)&overrun_buf,
BUS_DMA_NOWAIT,
&overrun_dmamap) != 0) {
bus_dma_tag_destroy(overrun_dmat);
bus_dma_tag_destroy(adv->parent_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
/* And permanently map it in */
bus_dmamap_load(overrun_dmat, overrun_dmamap,
overrun_buf, ADV_OVERRUN_BSIZE,
adv_map, &overrun_physbase,
/*flags*/0);
}
adv->overrun_physbase = overrun_physbase;
/*
* Stop the chip.
*/
ADV_OUTB(adv, ADV_CHIP_CTRL, ADV_CC_HALT);
ADV_OUTW(adv, ADV_CHIP_STATUS, 0);
adv->chip_version = ADV_INB(adv, ADV_NONEISA_CHIP_REVISION);
adv->type = ADV_PCI;
/*
* Setup active negation and signal filtering.
*/
{
u_int8_t extra_cfg;
if (adv->chip_version >= ADV_CHIP_VER_PCI_ULTRA_3150)
adv->type |= ADV_ULTRA;
if (adv->chip_version == ADV_CHIP_VER_PCI_ULTRA_3050)
extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_WR_EN_FILTER;
else
extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_SLEW_RATE;
ADV_OUTB(adv, ADV_REG_IFC, extra_cfg);
}
if (adv_init(adv) != 0) {
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv->max_dma_count = ADV_PCI_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_PCI_MAX_DMA_ADDR;
#if CC_DISABLE_PCI_PARITY_INT
{
u_int16_t config_msw;
config_msw = ADV_INW(adv, ADV_CONFIG_MSW);
config_msw &= 0xFFC0;
ADV_OUTW(adv, ADV_CONFIG_MSW, config_msw);
}
#endif
if (id == PCI_DEVICE_ID_ADVANSYS_1200A
|| id == PCI_DEVICE_ID_ADVANSYS_1200B) {
adv->bug_fix_control |= ADV_BUG_FIX_IF_NOT_DWB;
adv->bug_fix_control |= ADV_BUG_FIX_ASYN_USE_SYN;
adv->fix_asyn_xfer = ~0;
}
irqrid = 0;
irqres = bus_alloc_resource(dev, SYS_RES_IRQ, &irqrid, 0, ~0, 1,
RF_SHAREABLE | RF_ACTIVE);
if (irqres == NULL ||
bus_setup_intr(dev, irqres, 0, adv_intr, adv, &ih, NULL)) {
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv_attach(adv);
return 0;
}
static int
adv_pci_attach(device_t dev)
{
struct adv_softc *adv;
u_int32_t id;
int error, rid, irqrid;
void *ih;
struct resource *iores, *irqres;
/*
* Determine the chip version.
*/
id = pci_get_devid(dev);
pci_enable_busmaster(dev);
/*
* Early chips can't handle non-zero latency timer settings.
*/
if (id == PCI_DEVICE_ID_ADVANSYS_1200A
|| id == PCI_DEVICE_ID_ADVANSYS_1200B) {
pci_write_config(dev, PCIR_LATTIMER, /*value*/0, /*bytes*/1);
}
rid = PCI_BASEADR0;
iores = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
RF_ACTIVE);
if (iores == NULL)
return ENXIO;
if (adv_find_signature(iores) == 0) {
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv = adv_alloc(dev, iores, 0);
if (adv == NULL) {
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
/* Allocate a dmatag for our transfer DMA maps */
error = bus_dma_tag_create(
/* parent */ bus_get_dma_tag(dev),
/* alignment */ 1,
/* boundary */ 0,
/* lowaddr */ ADV_PCI_MAX_DMA_ADDR,
/* highaddr */ BUS_SPACE_MAXADDR,
/* filter */ NULL,
/* filterarg */ NULL,
/* maxsize */ BUS_SPACE_MAXSIZE_32BIT,
/* nsegments */ ~0,
/* maxsegsz */ ADV_PCI_MAX_DMA_COUNT,
/* flags */ 0,
/* lockfunc */ NULL,
/* lockarg */ NULL,
&adv->parent_dmat);
if (error != 0) {
device_printf(dev, "Could not allocate DMA tag - error %d\n",
error);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv->init_level++;
if (overrun_buf == NULL) {
/* Need to allocate our overrun buffer */
if (bus_dma_tag_create(
/* parent */ adv->parent_dmat,
/* alignment */ 8,
/* boundary */ 0,
/* lowaddr */ ADV_PCI_MAX_DMA_ADDR,
/* highaddr */ BUS_SPACE_MAXADDR,
/* filter */ NULL,
/* filterarg */ NULL,
/* maxsize */ ADV_OVERRUN_BSIZE,
/* nsegments */ 1,
/* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT,
/* flags */ 0,
/* lockfunc */ NULL,
/* lockarg */ NULL,
&overrun_dmat) != 0) {
bus_dma_tag_destroy(adv->parent_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
if (bus_dmamem_alloc(overrun_dmat,
&overrun_buf,
BUS_DMA_NOWAIT,
&overrun_dmamap) != 0) {
bus_dma_tag_destroy(overrun_dmat);
bus_dma_tag_destroy(adv->parent_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
/* And permanently map it in */
bus_dmamap_load(overrun_dmat, overrun_dmamap,
overrun_buf, ADV_OVERRUN_BSIZE,
adv_map, &overrun_physbase,
/*flags*/0);
}
adv->overrun_physbase = overrun_physbase;
/*
* Stop the chip.
*/
ADV_OUTB(adv, ADV_CHIP_CTRL, ADV_CC_HALT);
ADV_OUTW(adv, ADV_CHIP_STATUS, 0);
adv->chip_version = ADV_INB(adv, ADV_NONEISA_CHIP_REVISION);
adv->type = ADV_PCI;
/*
* Setup active negation and signal filtering.
*/
{
u_int8_t extra_cfg;
if (adv->chip_version >= ADV_CHIP_VER_PCI_ULTRA_3150)
adv->type |= ADV_ULTRA;
if (adv->chip_version == ADV_CHIP_VER_PCI_ULTRA_3050)
extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_WR_EN_FILTER;
else
extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_SLEW_RATE;
ADV_OUTB(adv, ADV_REG_IFC, extra_cfg);
}
if (adv_init(adv) != 0) {
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
adv->max_dma_count = ADV_PCI_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_PCI_MAX_DMA_ADDR;
#if defined(CC_DISABLE_PCI_PARITY_INT) && CC_DISABLE_PCI_PARITY_INT
{
u_int16_t config_msw;
config_msw = ADV_INW(adv, ADV_CONFIG_MSW);
config_msw &= 0xFFC0;
ADV_OUTW(adv, ADV_CONFIG_MSW, config_msw);
}
#endif
if (id == PCI_DEVICE_ID_ADVANSYS_1200A
|| id == PCI_DEVICE_ID_ADVANSYS_1200B) {
adv->bug_fix_control |= ADV_BUG_FIX_IF_NOT_DWB;
adv->bug_fix_control |= ADV_BUG_FIX_ASYN_USE_SYN;
adv->fix_asyn_xfer = ~0;
}
irqrid = 0;
irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, &irqrid,
RF_SHAREABLE | RF_ACTIVE);
if (irqres == NULL ||
bus_setup_intr(dev, irqres, INTR_TYPE_CAM|INTR_ENTROPY|INTR_MPSAFE,
NULL, adv_intr, adv, &ih) != 0) {
if (irqres != NULL)
bus_release_resource(dev, SYS_RES_IRQ, irqrid, irqres);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
if (adv_attach(adv) != 0) {
bus_teardown_intr(dev, irqres, ih);
bus_release_resource(dev, SYS_RES_IRQ, irqrid, irqres);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
return ENXIO;
}
return 0;
}
static int
adv_isa_probe(device_t dev)
{
int port_index;
int max_port_index;
u_long iobase, iocount, irq;
int user_iobase = 0;
int rid = 0;
void *ih;
struct resource *iores, *irqres;
/*
* We don't know of any PnP ID's for these cards.
*/
if (isa_get_logicalid(dev) != 0)
return (ENXIO);
/*
* Default to scanning all possible device locations.
*/
port_index = 0;
max_port_index = MAX_ISA_IOPORT_INDEX;
if (bus_get_resource(dev, SYS_RES_IOPORT, 0, &iobase, &iocount) == 0) {
user_iobase = 1;
for (;port_index <= max_port_index; port_index++)
if (iobase <= adv_isa_ioports[port_index])
break;
if ((port_index > max_port_index)
|| (iobase != adv_isa_ioports[port_index])) {
if (bootverbose)
printf("adv%d: Invalid baseport of 0x%lx specified. "
"Nearest valid baseport is 0x%x. Failing "
"probe.\n", device_get_unit(dev), iobase,
(port_index <= max_port_index) ?
adv_isa_ioports[port_index] :
adv_isa_ioports[max_port_index]);
return ENXIO;
}
max_port_index = port_index;
}
/* Perform the actual probing */
adv_set_isapnp_wait_for_key();
for (;port_index <= max_port_index; port_index++) {
u_int16_t port_addr = adv_isa_ioports[port_index];
bus_size_t maxsegsz;
bus_size_t maxsize;
bus_addr_t lowaddr;
int error;
struct adv_softc *adv;
if (port_addr == 0)
/* Already been attached */
continue;
if (bus_set_resource(dev, SYS_RES_IOPORT, 0, port_addr, 1))
continue;
/* XXX what is the real portsize? */
iores = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
RF_ACTIVE);
if (iores == NULL)
continue;
if (adv_find_signature(rman_get_bustag(iores),
rman_get_bushandle(iores)) == 0) {
bus_release_resource(dev, SYS_RES_IOPORT, 0, iores);
continue;
}
/*
* Got one. Now allocate our softc
* and see if we can initialize the card.
*/
adv = adv_alloc(dev, rman_get_bustag(iores),
rman_get_bushandle(iores));
if (adv == NULL) {
bus_release_resource(dev, SYS_RES_IOPORT, 0, iores);
break;
}
/*
* Stop the chip.
*/
ADV_OUTB(adv, ADV_CHIP_CTRL, ADV_CC_HALT);
ADV_OUTW(adv, ADV_CHIP_STATUS, 0);
/*
* Determine the chip version.
*/
adv->chip_version = ADV_INB(adv, ADV_NONEISA_CHIP_REVISION);
if ((adv->chip_version >= ADV_CHIP_MIN_VER_VL)
&& (adv->chip_version <= ADV_CHIP_MAX_VER_VL)) {
adv->type = ADV_VL;
maxsegsz = ADV_VL_MAX_DMA_COUNT;
maxsize = BUS_SPACE_MAXSIZE_32BIT;
lowaddr = ADV_VL_MAX_DMA_ADDR;
bus_delete_resource(dev, SYS_RES_DRQ, 0);
} else if ((adv->chip_version >= ADV_CHIP_MIN_VER_ISA)
&& (adv->chip_version <= ADV_CHIP_MAX_VER_ISA)) {
if (adv->chip_version >= ADV_CHIP_MIN_VER_ISA_PNP) {
adv->type = ADV_ISAPNP;
ADV_OUTB(adv, ADV_REG_IFC,
ADV_IFC_INIT_DEFAULT);
} else {
adv->type = ADV_ISA;
}
maxsegsz = ADV_ISA_MAX_DMA_COUNT;
maxsize = BUS_SPACE_MAXSIZE_24BIT;
lowaddr = ADV_ISA_MAX_DMA_ADDR;
adv->isa_dma_speed = ADV_DEF_ISA_DMA_SPEED;
adv->isa_dma_channel = adv_get_isa_dma_channel(adv);
bus_set_resource(dev, SYS_RES_DRQ, 0,
adv->isa_dma_channel, 1);
} else {
panic("advisaprobe: Unknown card revision\n");
}
/*
* Allocate a parent dmatag for all tags created
* by the MI portions of the advansys driver
*/
error = bus_dma_tag_create(
/* parent */ bus_get_dma_tag(dev),
/* alignemnt */ 1,
/* boundary */ 0,
/* lowaddr */ lowaddr,
/* highaddr */ BUS_SPACE_MAXADDR,
/* filter */ NULL,
/* filterarg */ NULL,
/* maxsize */ maxsize,
/* nsegments */ ~0,
/* maxsegsz */ maxsegsz,
/* flags */ 0,
/* lockfunc */ busdma_lock_mutex,
/* lockarg */ &Giant,
&adv->parent_dmat);
if (error != 0) {
printf("%s: Could not allocate DMA tag - error %d\n",
adv_name(adv), error);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, 0, iores);
break;
}
adv->init_level += 2;
if (overrun_buf == NULL) {
/* Need to allocate our overrun buffer */
if (bus_dma_tag_create(
/* parent */ adv->parent_dmat,
/* alignment */ 8,
/* boundary */ 0,
/* lowaddr */ ADV_ISA_MAX_DMA_ADDR,
/* highaddr */ BUS_SPACE_MAXADDR,
/* filter */ NULL,
/* filterarg */ NULL,
/* maxsize */ ADV_OVERRUN_BSIZE,
/* nsegments */ 1,
/* maxsegsz */ BUS_SPACE_MAXSIZE_32BIT,
/* flags */ 0,
/* lockfunc */ NULL,
/* lockarg */ NULL,
&overrun_dmat) != 0) {
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, 0,
iores);
break;
}
if (bus_dmamem_alloc(overrun_dmat,
(void **)&overrun_buf,
BUS_DMA_NOWAIT,
&overrun_dmamap) != 0) {
bus_dma_tag_destroy(overrun_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, 0,
iores);
break;
}
/* And permanently map it in */
bus_dmamap_load(overrun_dmat, overrun_dmamap,
overrun_buf, ADV_OVERRUN_BSIZE,
adv_map, &overrun_physbase,
/*flags*/0);
}
adv->overrun_physbase = overrun_physbase;
if (adv_init(adv) != 0) {
bus_dmamap_unload(overrun_dmat, overrun_dmamap);
bus_dmamem_free(overrun_dmat, overrun_buf,
overrun_dmamap);
bus_dma_tag_destroy(overrun_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, 0, iores);
break;
}
switch (adv->type) {
case ADV_ISAPNP:
if (adv->chip_version == ADV_CHIP_VER_ASYN_BUG) {
adv->bug_fix_control
|= ADV_BUG_FIX_ASYN_USE_SYN;
adv->fix_asyn_xfer = ~0;
}
/* Fall Through */
case ADV_ISA:
adv->max_dma_count = ADV_ISA_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_ISA_MAX_DMA_ADDR;
adv_set_isa_dma_settings(adv);
break;
case ADV_VL:
adv->max_dma_count = ADV_VL_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_VL_MAX_DMA_ADDR;
break;
default:
panic("advisaprobe: Invalid card type\n");
}
/* Determine our IRQ */
if (bus_get_resource(dev, SYS_RES_IRQ, 0, &irq, NULL))
bus_set_resource(dev, SYS_RES_IRQ, 0,
adv_get_chip_irq(adv), 1);
else
adv_set_chip_irq(adv, irq);
irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
RF_ACTIVE);
if (irqres == NULL ||
bus_setup_intr(dev, irqres, INTR_TYPE_CAM|INTR_ENTROPY,
NULL, adv_intr, adv, &ih)) {
bus_dmamap_unload(overrun_dmat, overrun_dmamap);
bus_dmamem_free(overrun_dmat, overrun_buf,
overrun_dmamap);
bus_dma_tag_destroy(overrun_dmat);
adv_free(adv);
bus_release_resource(dev, SYS_RES_IOPORT, 0, iores);
break;
}
/* Mark as probed */
adv_isa_ioports[port_index] = 0;
return 0;
}
if (user_iobase)
bus_set_resource(dev, SYS_RES_IOPORT, 0, iobase, iocount);
else
bus_delete_resource(dev, SYS_RES_IOPORT, 0);
return ENXIO;
}
static int
advisaprobe(struct isa_device *id)
{
int port_index;
int max_port_index;
/*
* Default to scanning all possible device locations.
*/
port_index = 0;
max_port_index = MAX_ISA_IOPORT_INDEX;
if (id->id_iobase > 0) {
for (;port_index <= max_port_index; port_index++)
if (id->id_iobase <= adv_isa_ioports[port_index])
break;
if ((port_index > max_port_index)
|| (id->id_iobase != adv_isa_ioports[port_index])) {
printf("adv%d: Invalid baseport of 0x%x specified. "
"Neerest valid baseport is 0x%x. Failing "
"probe.\n", id->id_unit, id->id_iobase,
(port_index <= max_port_index) ?
adv_isa_ioports[port_index] :
adv_isa_ioports[max_port_index]);
return 0;
}
max_port_index = port_index;
}
/* Perform the actual probing */
adv_set_isapnp_wait_for_key();
for (;port_index <= max_port_index; port_index++) {
u_int16_t port_addr = adv_isa_ioports[port_index];
bus_size_t maxsegsz;
bus_size_t maxsize;
bus_addr_t lowaddr;
int error;
if (port_addr == 0)
/* Already been attached */
continue;
id->id_iobase = port_addr;
if (haveseen_isadev(id, CC_IOADDR | CC_QUIET))
continue;
if (adv_find_signature(I386_BUS_SPACE_IO, port_addr)) {
/*
* Got one. Now allocate our softc
* and see if we can initialize the card.
*/
struct adv_softc *adv;
adv = adv_alloc(id->id_unit, I386_BUS_SPACE_IO,
port_addr);
if (adv == NULL)
return (0);
adv_unit++;
id->id_iobase = adv->bsh;
/*
* Stop the chip.
*/
ADV_OUTB(adv, ADV_CHIP_CTRL, ADV_CC_HALT);
ADV_OUTW(adv, ADV_CHIP_STATUS, 0);
/*
* Determine the chip version.
*/
adv->chip_version = ADV_INB(adv,
ADV_NONEISA_CHIP_REVISION);
if ((adv->chip_version >= ADV_CHIP_MIN_VER_VL)
&& (adv->chip_version <= ADV_CHIP_MAX_VER_VL)) {
adv->type = ADV_VL;
maxsegsz = ADV_VL_MAX_DMA_COUNT;
maxsize = BUS_SPACE_MAXSIZE_32BIT;
lowaddr = ADV_VL_MAX_DMA_ADDR;
id->id_drq = -1;
} else if ((adv->chip_version >= ADV_CHIP_MIN_VER_ISA)
&& (adv->chip_version <= ADV_CHIP_MAX_VER_ISA)) {
if (adv->chip_version >= ADV_CHIP_MIN_VER_ISA_PNP) {
adv->type = ADV_ISAPNP;
ADV_OUTB(adv, ADV_REG_IFC,
ADV_IFC_INIT_DEFAULT);
} else {
adv->type = ADV_ISA;
}
maxsegsz = ADV_ISA_MAX_DMA_COUNT;
maxsize = BUS_SPACE_MAXSIZE_24BIT;
lowaddr = ADV_ISA_MAX_DMA_ADDR;
adv->isa_dma_speed = ADV_DEF_ISA_DMA_SPEED;
adv->isa_dma_channel =
adv_get_isa_dma_channel(adv);
id->id_drq = adv->isa_dma_channel;
} else {
panic("advisaprobe: Unknown card revision\n");
}
/*
* Allocate a parent dmatag for all tags created
* by the MI portions of the advansys driver
*/
/* XXX Should be a child of the ISA bus dma tag */
error =
bus_dma_tag_create(/*parent*/NULL,
/*alignemnt*/0,
/*boundary*/0,
lowaddr,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL,
/*filterarg*/NULL,
maxsize,
/*nsegs*/BUS_SPACE_UNRESTRICTED,
maxsegsz,
/*flags*/0,
&adv->parent_dmat);
if (error != 0) {
printf("%s: Could not allocate DMA tag - error %d\n",
adv_name(adv), error);
adv_free(adv);
return (0);
}
adv->init_level++;
if (overrun_buf == NULL) {
/* Need to allocate our overrun buffer */
if (bus_dma_tag_create(adv->parent_dmat,
/*alignment*/8,
/*boundary*/0,
ADV_ISA_MAX_DMA_ADDR,
BUS_SPACE_MAXADDR,
/*filter*/NULL,
/*filterarg*/NULL,
ADV_OVERRUN_BSIZE,
/*nsegments*/1,
BUS_SPACE_MAXSIZE_32BIT,
/*flags*/0,
&overrun_dmat) != 0) {
adv_free(adv);
return (0);
}
if (bus_dmamem_alloc(overrun_dmat,
(void **)&overrun_buf,
BUS_DMA_NOWAIT,
&overrun_dmamap) != 0) {
bus_dma_tag_destroy(overrun_dmat);
adv_free(adv);
return (0);
}
/* And permanently map it in */
bus_dmamap_load(overrun_dmat, overrun_dmamap,
overrun_buf, ADV_OVERRUN_BSIZE,
adv_map, &overrun_physbase,
/*flags*/0);
}
adv->overrun_physbase = overrun_physbase;
if (adv_init(adv) != 0) {
adv_free(adv);
return (0);
}
switch (adv->type) {
case ADV_ISAPNP:
if (adv->chip_version == ADV_CHIP_VER_ASYN_BUG){
adv->bug_fix_control
|= ADV_BUG_FIX_ASYN_USE_SYN;
adv->fix_asyn_xfer = ~0;
}
/* Fall Through */
case ADV_ISA:
adv->max_dma_count = ADV_ISA_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_ISA_MAX_DMA_ADDR;
adv_set_isa_dma_settings(adv);
break;
case ADV_VL:
adv->max_dma_count = ADV_VL_MAX_DMA_COUNT;
adv->max_dma_addr = ADV_VL_MAX_DMA_ADDR;
break;
default:
panic("advisaprobe: Invalid card type\n");
}
/* Determine our IRQ */
if (id->id_irq == 0 /* irq ? */)
id->id_irq = 1 << adv_get_chip_irq(adv);
else
adv_set_chip_irq(adv, ffs(id->id_irq) - 1);
id->id_intr = adv_isa_intr;
/* Mark as probed */
adv_isa_ioports[port_index] = 0;
return 1;
}
}
return 0;
}
