/*
* CanBe I/O resource delete function
*/
static void
delete_ioresource(device_t dev)
{
struct canbus_softc *sc = device_get_softc(dev);
bus_delete_resource(dev, SYS_RES_IOPORT, sc->index_id);
bus_delete_resource(dev, SYS_RES_IOPORT, sc->data_id);
}
ACPI_STATUS
AcpiOsRemoveInterruptHandler(UINT32 InterruptNumber, ACPI_OSD_HANDLER ServiceRoutine)
{
struct acpi_softc *sc;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if (!acpi_sci_enabled())
return_ACPI_STATUS (AE_OK);
if (InterruptNumber > 255 || ServiceRoutine == NULL)
return_ACPI_STATUS (AE_BAD_PARAMETER);
if ((sc = devclass_get_softc(devclass_find("acpi"), 0)) == NULL)
panic("can't find ACPI device to deregister interrupt");
if (sc->acpi_irq == NULL)
return_ACPI_STATUS (AE_NOT_EXIST);
bus_teardown_intr(sc->acpi_dev, sc->acpi_irq, sc->acpi_irq_handle);
bus_release_resource(sc->acpi_dev, SYS_RES_IRQ, 0, sc->acpi_irq);
bus_delete_resource(sc->acpi_dev, SYS_RES_IRQ, 0);
sc->acpi_irq = NULL;
InterruptHandler = NULL;
return_ACPI_STATUS (AE_OK);
}
static void
cardbus_read_tuple_finish(device_t cbdev, device_t child, int rid,
struct resource *res)
{
if (res != CIS_CONFIG_SPACE) {
bus_release_resource(child, SYS_RES_MEMORY, rid, res);
bus_delete_resource(child, SYS_RES_MEMORY, rid);
}
}
ACPI_STATUS
AcpiOsInstallInterruptHandler(UINT32 InterruptNumber,
ACPI_OSD_HANDLER ServiceRoutine, void *Context)
{
struct acpi_softc *sc;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if ((sc = devclass_get_softc(devclass_find("acpi"), 0)) == NULL)
panic("can't find ACPI device to register interrupt");
if (sc->acpi_dev == NULL)
panic("acpi softc has invalid device");
if (InterruptNumber < 0 || InterruptNumber > 255)
return_ACPI_STATUS (AE_BAD_PARAMETER);
if (ServiceRoutine == NULL)
return_ACPI_STATUS (AE_BAD_PARAMETER);
/*
* If the MADT contained an interrupt override directive for the SCI,
* we use that value instead of the one from the FADT.
*/
if (InterruptOverride != 0) {
device_printf(sc->acpi_dev,
"Overriding SCI Interrupt from IRQ %u to IRQ %u\n",
InterruptNumber, InterruptOverride);
InterruptNumber = InterruptOverride;
}
/* Set up the interrupt resource. */
sc->acpi_irq_rid = 0;
bus_set_resource(sc->acpi_dev, SYS_RES_IRQ, 0, InterruptNumber, 1);
sc->acpi_irq = bus_alloc_resource_any(sc->acpi_dev, SYS_RES_IRQ,
&sc->acpi_irq_rid, RF_SHAREABLE | RF_ACTIVE);
if (sc->acpi_irq == NULL) {
device_printf(sc->acpi_dev, "could not allocate interrupt\n");
goto error;
}
if (bus_setup_intr(sc->acpi_dev, sc->acpi_irq, INTR_TYPE_MISC|INTR_MPSAFE,
NULL, (driver_intr_t *)ServiceRoutine, Context, &sc->acpi_irq_handle)) {
device_printf(sc->acpi_dev, "could not set up interrupt\n");
goto error;
}
return_ACPI_STATUS (AE_OK);
error:
if (sc->acpi_irq_handle)
bus_teardown_intr(sc->acpi_dev, sc->acpi_irq, sc->acpi_irq_handle);
sc->acpi_irq_handle = NULL;
if (sc->acpi_irq)
bus_release_resource(sc->acpi_dev, SYS_RES_IRQ, 0, sc->acpi_irq);
sc->acpi_irq = NULL;
bus_delete_resource(sc->acpi_dev, SYS_RES_IRQ, 0);
return_ACPI_STATUS (AE_ALREADY_EXISTS);
}
static int
amdsbwd_probe(device_t dev)
{
struct resource *res;
device_t smb_dev;
uint32_t addr;
int rid;
int rc;
/* Do not claim some ISA PnP device by accident. */
if (isa_get_logicalid(dev) != 0)
return (ENXIO);
rc = bus_set_resource(dev, SYS_RES_IOPORT, 0, AMDSB_PMIO_INDEX,
AMDSB_PMIO_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for IO failed\n");
return (ENXIO);
}
rid = 0;
res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0ul, ~0ul,
AMDSB_PMIO_WIDTH, RF_ACTIVE | RF_SHAREABLE);
if (res == NULL) {
device_printf(dev, "bus_alloc_resource for IO failed\n");
return (ENXIO);
}
smb_dev = pci_find_bsf(0, 20, 0);
KASSERT(smb_dev != NULL, ("can't find SMBus PCI device\n"));
if (pci_get_revid(smb_dev) < AMDSB8_SMBUS_REVID)
amdsbwd_probe_sb7xx(dev, res, &addr);
else
amdsbwd_probe_sb8xx(dev, res, &addr);
bus_release_resource(dev, SYS_RES_IOPORT, rid, res);
bus_delete_resource(dev, SYS_RES_IOPORT, rid);
amdsbwd_verbose_printf(dev, "memory base address = %#010x\n", addr);
rc = bus_set_resource(dev, SYS_RES_MEMORY, 0, addr + AMDSB_WD_CTRL,
AMDSB_WDIO_REG_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for control failed\n");
return (ENXIO);
}
rc = bus_set_resource(dev, SYS_RES_MEMORY, 1, addr + AMDSB_WD_COUNT,
AMDSB_WDIO_REG_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for count failed\n");
return (ENXIO);
}
return (0);
}
static void
cferes_identify(driver_t* driver, device_t parent)
{
device_t child;
int i;
struct resource *res;
int result;
int rid;
struct cferes_softc *sc;
uint64_t addr, len, type;
child = BUS_ADD_CHILD(parent, 100, "cferes", -1);
device_set_driver(child, driver);
sc = device_get_softc(child);
sc->rnum = 0;
for (i = 0; i < ~0U; i++) {
result = cfe_enummem(i, CFE_FLG_FULL_ARENA, &addr, &len, &type);
if (result < 0)
break;
if (type != CFE_MI_RESERVED) {
if (bootverbose)
printf("%s: skipping non reserved range 0x%0jx(%jd)\n",
device_getnameunit(child),
(uintmax_t)addr, (uintmax_t)len);
continue;
}
bus_set_resource(child, SYS_RES_MEMORY, sc->rnum, addr, len);
rid = sc->rnum;
res = bus_alloc_resource_any(child, SYS_RES_MEMORY, &rid, 0);
if (res == NULL) {
bus_delete_resource(child, SYS_RES_MEMORY, sc->rnum);
continue;
}
sc->rid[sc->rnum] = rid;
sc->res[sc->rnum] = res;
sc->rnum++;
if (sc->rnum == MAX_CFE_RESERVATIONS)
break;
}
if (sc->rnum == 0) {
device_delete_child(parent, child);
return;
}
device_set_desc(child, "CFE reserved memory");
}
static void
dmar_release_intr(device_t dev, struct dmar_unit *unit, int idx)
{
struct dmar_msi_data *dmd;
dmd = &unit->intrs[idx];
if (dmd->irq == -1)
return;
bus_teardown_intr(dev, dmd->irq_res, dmd->intr_handle);
bus_release_resource(dev, SYS_RES_IRQ, dmd->irq_rid, dmd->irq_res);
bus_delete_resource(dev, SYS_RES_IRQ, dmd->irq_rid);
PCIB_RELEASE_MSIX(device_get_parent(device_get_parent(dev)),
dev, dmd->irq);
dmd->irq = -1;
}
static int
acpi_perf_probe(device_t dev)
{
ACPI_HANDLE handle;
ACPI_OBJECT *pkg;
struct resource *res;
ACPI_BUFFER buf;
int error, rid, type;
if (resource_disabled("acpi_perf", 0))
return (ENXIO);
/*
* Check the performance state registers. If they are of type
* "functional fixed hardware", we attach quietly since we will
* only be providing information on settings to other drivers.
*/
error = ENXIO;
handle = acpi_get_handle(dev);
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
if (ACPI_FAILURE(AcpiEvaluateObject(handle, "_PCT", NULL, &buf)))
return (error);
pkg = (ACPI_OBJECT *)buf.Pointer;
if (ACPI_PKG_VALID(pkg, 2)) {
rid = 0;
error = acpi_PkgGas(dev, pkg, 0, &type, &rid, &res, 0);
switch (error) {
case 0:
bus_release_resource(dev, type, rid, res);
bus_delete_resource(dev, type, rid);
device_set_desc(dev, "ACPI CPU Frequency Control");
break;
case EOPNOTSUPP:
device_quiet(dev);
error = 0;
break;
}
}
AcpiOsFree(buf.Pointer);
return (error);
}
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
sb8xx_attach(device_t dev)
{
static const int AMDSB_PMIO_INDEX = 0xcd6;
static const int AMDSB_PMIO_WIDTH = 2;
static const int AMDSB8_SMBUS_ADDR = 0x2c;
static const int AMDSB8_SMBUS_EN = 0x01;
static const int AMDSB8_SMBUS_ADDR_MASK = ~0x1fu;
static const int AMDSB_SMBIO_WIDTH = 0x14;
static const int AMDSB_SMBUS_CFG = 0x10;
static const int AMDSB_SMBUS_IRQ = 0x01;
static const int AMDSB_SMBUS_REV_MASK = ~0x0fu;
static const int AMDSB_SMBUS_REV_SHIFT = 4;
static const int AMDSB_IO_RID = 0;
struct intsmb_softc *sc;
struct resource *res;
uint16_t addr;
uint8_t cfg;
int rid;
int rc;
sc = device_get_softc(dev);
rid = AMDSB_IO_RID;
rc = bus_set_resource(dev, SYS_RES_IOPORT, rid, AMDSB_PMIO_INDEX,
AMDSB_PMIO_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for PM IO failed\n");
return (ENXIO);
}
res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
RF_ACTIVE | RF_SHAREABLE);
if (res == NULL) {
device_printf(dev, "bus_alloc_resource for PM IO failed\n");
return (ENXIO);
}
addr = sb8xx_pmio_read(res, AMDSB8_SMBUS_ADDR + 1);
addr <<= 8;
addr |= sb8xx_pmio_read(res, AMDSB8_SMBUS_ADDR);
bus_release_resource(dev, SYS_RES_IOPORT, rid, res);
bus_delete_resource(dev, SYS_RES_IOPORT, rid);
if ((addr & AMDSB8_SMBUS_EN) == 0) {
device_printf(dev, "SB8xx SMBus not enabled\n");
return (ENXIO);
}
addr &= AMDSB8_SMBUS_ADDR_MASK;
sc->io_rid = AMDSB_IO_RID;
rc = bus_set_resource(dev, SYS_RES_IOPORT, sc->io_rid, addr,
AMDSB_SMBIO_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for SMBus IO failed\n");
return (ENXIO);
}
if (res == NULL) {
device_printf(dev, "bus_alloc_resource for SMBus IO failed\n");
return (ENXIO);
}
sc->io_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &sc->io_rid,
RF_ACTIVE | RF_SHAREABLE);
cfg = bus_read_1(sc->io_res, AMDSB_SMBUS_CFG);
sc->poll = 1;
device_printf(dev, "intr %s disabled ",
(cfg & AMDSB_SMBUS_IRQ) != 0 ? "IRQ" : "SMI");
printf("revision %d\n",
(cfg & AMDSB_SMBUS_REV_MASK) >> AMDSB_SMBUS_REV_SHIFT);
return (0);
}
static void
orm_identify(driver_t* driver, device_t parent)
{
bus_space_handle_t bh;
bus_space_tag_t bt;
device_t child;
u_int32_t chunk = IOMEM_START;
struct resource *res;
int rid;
u_int32_t rom_size;
struct orm_softc *sc;
u_int8_t buf[3];
child = BUS_ADD_CHILD(parent, ISA_ORDER_SENSITIVE, "orm", -1);
device_set_driver(child, driver);
isa_set_logicalid(child, ORM_ID);
isa_set_vendorid(child, ORM_ID);
sc = device_get_softc(child);
sc->rnum = 0;
while (chunk < IOMEM_END) {
bus_set_resource(child, SYS_RES_MEMORY, sc->rnum, chunk,
IOMEM_STEP);
rid = sc->rnum;
res = bus_alloc_resource_any(child, SYS_RES_MEMORY, &rid,
RF_ACTIVE);
if (res == NULL) {
bus_delete_resource(child, SYS_RES_MEMORY, sc->rnum);
chunk += IOMEM_STEP;
continue;
}
bt = rman_get_bustag(res);
bh = rman_get_bushandle(res);
bus_space_read_region_1(bt, bh, 0, buf, sizeof(buf));
/*
* We need to release and delete the resource since we're
* changing its size, or the rom isn't there. There
* is a checksum field in the ROM to prevent false
* positives. However, some common hardware (IBM thinkpads)
* neglects to put a valid checksum in the ROM, so we do
* not double check the checksum here. On the ISA bus
* areas that have no hardware read back as 0xff, so the
* tests to see if we have 0x55 followed by 0xaa are
* generally sufficient.
*/
bus_release_resource(child, SYS_RES_MEMORY, rid, res);
bus_delete_resource(child, SYS_RES_MEMORY, sc->rnum);
if (buf[0] != 0x55 || buf[1] != 0xAA || (buf[2] & 0x03) != 0) {
chunk += IOMEM_STEP;
continue;
}
rom_size = buf[2] << 9;
bus_set_resource(child, SYS_RES_MEMORY, sc->rnum, chunk,
rom_size);
rid = sc->rnum;
res = bus_alloc_resource_any(child, SYS_RES_MEMORY, &rid, 0);
if (res == NULL) {
bus_delete_resource(child, SYS_RES_MEMORY, sc->rnum);
chunk += IOMEM_STEP;
continue;
}
sc->rid[sc->rnum] = rid;
sc->res[sc->rnum] = res;
sc->rnum++;
chunk += rom_size;
}
if (sc->rnum == 0)
device_delete_child(parent, child);
else if (sc->rnum == 1)
device_set_desc(child, "ISA Option ROM");
else
device_set_desc(child, "ISA Option ROMs");
}
/* Probe and setup any valid performance states (Px). */
static int
acpi_perf_evaluate(device_t dev)
{
struct acpi_perf_softc *sc;
ACPI_BUFFER buf;
ACPI_OBJECT *pkg, *res;
ACPI_STATUS status;
int count, error, i, j;
static int once = 1;
uint32_t *p;
/* Get the control values and parameters for each state. */
error = ENXIO;
sc = device_get_softc(dev);
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(sc->handle, "_PSS", NULL, &buf);
if (ACPI_FAILURE(status))
return (ENXIO);
pkg = (ACPI_OBJECT *)buf.Pointer;
if (!ACPI_PKG_VALID(pkg, 1)) {
device_printf(dev, "invalid top level _PSS package\n");
goto out;
}
sc->px_count = pkg->Package.Count;
sc->px_states = malloc(sc->px_count * sizeof(struct acpi_px),
M_ACPIPERF, M_WAITOK | M_ZERO);
if (sc->px_states == NULL)
goto out;
/*
* Each state is a package of {CoreFreq, Power, TransitionLatency,
* BusMasterLatency, ControlVal, StatusVal}, sorted from highest
* performance to lowest.
*/
count = 0;
for (i = 0; i < sc->px_count; i++) {
res = &pkg->Package.Elements[i];
if (!ACPI_PKG_VALID(res, 6)) {
if (once) {
once = 0;
device_printf(dev, "invalid _PSS package\n");
}
continue;
}
/* Parse the rest of the package into the struct. */
p = &sc->px_states[count].core_freq;
for (j = 0; j < 6; j++, p++)
acpi_PkgInt32(res, j, p);
/*
* Check for some impossible frequencies that some systems
* use to indicate they don't actually support this Px state.
*/
if (sc->px_states[count].core_freq == 0 ||
sc->px_states[count].core_freq == 9999 ||
sc->px_states[count].core_freq == 0x9999 ||
sc->px_states[count].core_freq >= 0xffff)
continue;
/* Check for duplicate entries */
if (count > 0 &&
sc->px_states[count - 1].core_freq ==
sc->px_states[count].core_freq)
continue;
count++;
}
sc->px_count = count;
/* No valid Px state found so give up. */
if (count == 0)
goto out;
AcpiOsFree(buf.Pointer);
/* Get the control and status registers (one of each). */
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER;
status = AcpiEvaluateObject(sc->handle, "_PCT", NULL, &buf);
if (ACPI_FAILURE(status))
goto out;
/* Check the package of two registers, each a Buffer in GAS format. */
pkg = (ACPI_OBJECT *)buf.Pointer;
if (!ACPI_PKG_VALID(pkg, 2)) {
device_printf(dev, "invalid perf register package\n");
goto out;
}
error = acpi_PkgGas(sc->dev, pkg, 0, &sc->perf_ctrl_type, &sc->px_rid,
&sc->perf_ctrl, 0);
if (error) {
/*
* If the register is of type FFixedHW, we can only return
* info, we can't get or set new settings.
*/
if (error == EOPNOTSUPP) {
sc->info_only = TRUE;
error = 0;
} else
device_printf(dev, "failed in PERF_CTL attach\n");
goto out;
}
sc->px_rid++;
error = acpi_PkgGas(sc->dev, pkg, 1, &sc->perf_sts_type, &sc->px_rid,
&sc->perf_status, 0);
if (error) {
if (error == EOPNOTSUPP) {
sc->info_only = TRUE;
error = 0;
} else
device_printf(dev, "failed in PERF_STATUS attach\n");
goto out;
}
sc->px_rid++;
/* Get our current limit and register for notifies. */
acpi_px_available(sc);
AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY,
acpi_px_notify, sc);
error = 0;
out:
if (error) {
if (sc->px_states) {
free(sc->px_states, M_ACPIPERF);
sc->px_states = NULL;
}
if (sc->perf_ctrl) {
bus_release_resource(sc->dev, sc->perf_ctrl_type, 0,
sc->perf_ctrl);
bus_delete_resource(sc->dev, sc->perf_ctrl_type, 0);
sc->perf_ctrl = NULL;
}
if (sc->perf_status) {
bus_release_resource(sc->dev, sc->perf_sts_type, 1,
sc->perf_status);
bus_delete_resource(sc->dev, sc->perf_sts_type, 1);
sc->perf_status = NULL;
}
sc->px_rid = 0;
sc->px_count = 0;
}
if (buf.Pointer)
AcpiOsFree(buf.Pointer);
return (error);
}
ACPI_STATUS
AcpiOsInstallInterruptHandler(UINT32 InterruptNumber,
ACPI_OSD_HANDLER ServiceRoutine, void *Context)
{
struct acpi_softc *sc;
u_int flags;
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
if ((sc = devclass_get_softc(devclass_find("acpi"), 0)) == NULL)
panic("can't find ACPI device to register interrupt");
if (sc->acpi_dev == NULL)
panic("acpi softc has invalid device");
/*
* Configure SCI mode
*/
acpi_sci_config();
/*
* This could happen:
* - SCI is disabled by user
* - No suitable interrupt mode for SCI
*/
if (!acpi_sci_enabled())
return_ACPI_STATUS (AE_OK);
if (InterruptNumber < 0 || InterruptNumber > 255)
return_ACPI_STATUS (AE_BAD_PARAMETER);
if (ServiceRoutine == NULL)
return_ACPI_STATUS (AE_BAD_PARAMETER);
if (InterruptHandler != NULL) {
device_printf(sc->acpi_dev, "interrupt handler already installed\n");
return_ACPI_STATUS (AE_ALREADY_EXISTS);
}
InterruptHandler = ServiceRoutine;
flags = RF_ACTIVE;
if (acpi_sci_pci_shareable())
flags |= RF_SHAREABLE;
/* Set up the interrupt resource. */
sc->acpi_irq_rid = 0;
bus_set_resource(sc->acpi_dev, SYS_RES_IRQ, 0, InterruptNumber, 1,
machintr_legacy_intr_cpuid(InterruptNumber));
sc->acpi_irq = bus_alloc_resource_any(sc->acpi_dev, SYS_RES_IRQ,
&sc->acpi_irq_rid, flags);
if (sc->acpi_irq == NULL) {
device_printf(sc->acpi_dev, "could not allocate interrupt\n");
goto error;
}
if (bus_setup_intr(sc->acpi_dev, sc->acpi_irq, 0,
InterruptWrapper, Context, &sc->acpi_irq_handle, NULL)) {
device_printf(sc->acpi_dev, "could not set up interrupt\n");
goto error;
}
return_ACPI_STATUS (AE_OK);
error:
if (sc->acpi_irq_handle)
bus_teardown_intr(sc->acpi_dev, sc->acpi_irq, sc->acpi_irq_handle);
sc->acpi_irq_handle = NULL;
if (sc->acpi_irq)
bus_release_resource(sc->acpi_dev, SYS_RES_IRQ, 0, sc->acpi_irq);
sc->acpi_irq = NULL;
bus_delete_resource(sc->acpi_dev, SYS_RES_IRQ, 0);
InterruptHandler = NULL;
return_ACPI_STATUS (AE_ALREADY_EXISTS);
}
static int
sb8xx_attach(device_t dev)
{
static const int AMDSB_SMBIO_WIDTH = 0x14;
struct intsmb_softc *sc;
struct resource *res;
uint32_t devid;
uint8_t revid;
uint16_t addr;
int rid;
int rc;
bool enabled;
sc = device_get_softc(dev);
rid = 0;
rc = bus_set_resource(dev, SYS_RES_IOPORT, rid, AMDSB_PMIO_INDEX,
AMDSB_PMIO_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for PM IO failed\n");
return (ENXIO);
}
res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
RF_ACTIVE);
if (res == NULL) {
device_printf(dev, "bus_alloc_resource for PM IO failed\n");
return (ENXIO);
}
devid = pci_get_devid(dev);
revid = pci_get_revid(dev);
if (devid == AMDSB_SMBUS_DEVID ||
(devid == AMDFCH_SMBUS_DEVID && revid < AMDFCH41_SMBUS_REVID) ||
(devid == AMDCZ_SMBUS_DEVID && revid < AMDCZ49_SMBUS_REVID)) {
addr = amd_pmio_read(res, AMDSB8_PM_SMBUS_EN + 1);
addr <<= 8;
addr |= amd_pmio_read(res, AMDSB8_PM_SMBUS_EN);
enabled = (addr & AMDSB8_SMBUS_EN) != 0;
addr &= AMDSB8_SMBUS_ADDR_MASK;
} else {
addr = amd_pmio_read(res, AMDFCH41_PM_DECODE_EN0);
enabled = (addr & AMDFCH41_SMBUS_EN) != 0;
addr = amd_pmio_read(res, AMDFCH41_PM_DECODE_EN1);
addr <<= 8;
}
bus_release_resource(dev, SYS_RES_IOPORT, rid, res);
bus_delete_resource(dev, SYS_RES_IOPORT, rid);
if (!enabled) {
device_printf(dev, "SB8xx/SB9xx/FCH SMBus not enabled\n");
return (ENXIO);
}
sc->io_rid = 0;
rc = bus_set_resource(dev, SYS_RES_IOPORT, sc->io_rid, addr,
AMDSB_SMBIO_WIDTH);
if (rc != 0) {
device_printf(dev, "bus_set_resource for SMBus IO failed\n");
return (ENXIO);
}
if (res == NULL) {
device_printf(dev, "bus_alloc_resource for SMBus IO failed\n");
return (ENXIO);
}
sc->io_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &sc->io_rid,
RF_ACTIVE);
sc->poll = 1;
return (0);
}
static int
dmar_alloc_irq(device_t dev, struct dmar_unit *unit, int idx)
{
device_t pcib;
struct dmar_msi_data *dmd;
uint64_t msi_addr;
uint32_t msi_data;
int error;
dmd = &unit->intrs[idx];
pcib = device_get_parent(device_get_parent(dev)); /* Really not pcib */
error = PCIB_ALLOC_MSIX(pcib, dev, &dmd->irq);
if (error != 0) {
device_printf(dev, "cannot allocate %s interrupt, %d\n",
dmd->name, error);
goto err1;
}
error = bus_set_resource(dev, SYS_RES_IRQ, dmd->irq_rid,
dmd->irq, 1);
if (error != 0) {
device_printf(dev, "cannot set %s interrupt resource, %d\n",
dmd->name, error);
goto err2;
}
dmd->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,
&dmd->irq_rid, RF_ACTIVE);
if (dmd->irq_res == NULL) {
device_printf(dev,
"cannot allocate resource for %s interrupt\n", dmd->name);
error = ENXIO;
goto err3;
}
error = bus_setup_intr(dev, dmd->irq_res, INTR_TYPE_MISC,
dmd->handler, NULL, unit, &dmd->intr_handle);
if (error != 0) {
device_printf(dev, "cannot setup %s interrupt, %d\n",
dmd->name, error);
goto err4;
}
bus_describe_intr(dev, dmd->irq_res, dmd->intr_handle, "%s", dmd->name);
error = PCIB_MAP_MSI(pcib, dev, dmd->irq, &msi_addr, &msi_data);
if (error != 0) {
device_printf(dev, "cannot map %s interrupt, %d\n",
dmd->name, error);
goto err5;
}
dmar_write4(unit, dmd->msi_data_reg, msi_data);
dmar_write4(unit, dmd->msi_addr_reg, msi_addr);
/* Only for xAPIC mode */
dmar_write4(unit, dmd->msi_uaddr_reg, msi_addr >> 32);
return (0);
err5:
bus_teardown_intr(dev, dmd->irq_res, dmd->intr_handle);
err4:
bus_release_resource(dev, SYS_RES_IRQ, dmd->irq_rid, dmd->irq_res);
err3:
bus_delete_resource(dev, SYS_RES_IRQ, dmd->irq_rid);
err2:
PCIB_RELEASE_MSIX(pcib, dev, dmd->irq);
dmd->irq = -1;
err1:
return (error);
}
