/*
* Validate that the device in hand is indeed virtio network device
*/
static int
virtio_validate_pcidev(dev_info_t *dip)
{
ddi_acc_handle_t pcihdl;
int rc;
rc = pci_config_setup(dip, &pcihdl);
if (rc != DDI_SUCCESS) {
return (DDI_FAILURE);
}
if (pci_config_get16(pcihdl, PCI_CONF_VENID) != VIRTIO_PCI_VENDOR) {
cmn_err(CE_WARN, "Incorrect PCI vendor id");
rc = DDI_FAILURE;
}
uint16_t devid = pci_config_get16(pcihdl, PCI_CONF_DEVID);
if ((devid < VIRTIO_PCI_DEVID_MIN) && (devid > VIRTIO_PCI_DEVID_MAX)) {
cmn_err(CE_WARN, "Incorrect PCI device id");
rc = DDI_FAILURE;
}
if (pci_config_get16(pcihdl, PCI_CONF_REVID) != VIRTIO_PCI_REV_ABIV0) {
cmn_err(CE_WARN, "Unsupported virtio ABI detected");
rc = DDI_FAILURE;
}
pci_config_teardown(&pcihdl);
return (rc);
}
/*
* ppb_save_config_regs
*
* This routine saves the state of the configuration registers of all
* the child nodes of each PBM.
*
* used by: ppb_detach() on suspends
*
* return value: none
*/
static void
ppb_save_config_regs(ppb_devstate_t *ppb_p)
{
int i;
dev_info_t *dip;
ddi_acc_handle_t config_handle;
for (i = 0, dip = ddi_get_child(ppb_p->dip); dip != NULL;
i++, dip = ddi_get_next_sibling(dip)) {
if (pci_config_setup(dip, &config_handle) != DDI_SUCCESS) {
cmn_err(CE_WARN, "%s%d: can't config space for %s%d\n",
ddi_driver_name(ppb_p->dip),
ddi_get_instance(ppb_p->dip),
ddi_driver_name(dip),
ddi_get_instance(dip));
continue;
}
ppb_p->config_state[i].dip = dip;
ppb_p->config_state[i].command =
pci_config_get16(config_handle, PCI_CONF_COMM);
pci_config_teardown(&config_handle);
}
ppb_p->config_state_index = i;
}
void
load_platform_drivers(void)
{
dev_info_t *dip; /* dip of the isa driver */
pnode_t nodeid;
/*
* Install ISA driver. This is required for the southbridge IDE
* workaround - to reset the IDE channel during IDE bus reset.
* Panic the system in case ISA driver could not be loaded or
* any problem in accessing its pci config space. Since the register
* to reset the channel for IDE is in ISA config space!.
*/
nodeid = prom_finddevice(ONTARIO_IDE_PATHNAME);
if (nodeid == OBP_BADNODE) {
return;
}
dip = e_ddi_hold_devi_by_path(ONTARIO_ISA_PATHNAME, 0);
if (dip == NULL) {
cmn_err(CE_PANIC, "Could not install the isa driver\n");
return;
}
if (pci_config_setup(dip, &isa_handle) != DDI_SUCCESS) {
cmn_err(CE_PANIC, "Could not get the config space of isa\n");
return;
}
}
void
npe_enable_htmsi_children(dev_info_t *dip)
{
dev_info_t *cdip = ddi_get_child(dip);
ddi_acc_handle_t cfg_hdl;
if (!npe_enable_htmsi_flag)
return;
/*
* Hypertransport MSI remapping only applies to AMD CPUs using
* Hypertransport (K8 and above) and not other platforms with non-AMD
* CPUs that may be using Hypertransport internally in the chipset(s)
*/
if (!(cpuid_getvendor(CPU) == X86_VENDOR_AMD &&
cpuid_getfamily(CPU) >= 0xf))
return;
for (; cdip != NULL; cdip = ddi_get_next_sibling(cdip)) {
if (pci_config_setup(cdip, &cfg_hdl) != DDI_SUCCESS) {
cmn_err(CE_NOTE, "!npe_enable_htmsi_children: "
"pci_config_setup failed for %s",
ddi_node_name(cdip));
return;
}
(void) npe_enable_htmsi(cfg_hdl);
pci_config_teardown(&cfg_hdl);
}
}
/*
* Initialize memory controller's data structure and status.
*/
static int
fipe_mc_init(dev_info_t *dip)
{
ddi_acc_handle_t handle;
bzero(&fipe_mc_ctrl, sizeof (fipe_mc_ctrl));
/* Hold one reference count and will be released in fipe_mc_fini. */
ndi_hold_devi(dip);
/* Setup pci configuration handler. */
if (pci_config_setup(dip, &handle) != DDI_SUCCESS) {
cmn_err(CE_WARN,
"!fipe: failed to setup pcicfg handler in mc_init.");
ndi_rele_devi(dip);
return (-1);
}
/* Save original configuration. */
fipe_mc_ctrl.mc_thrtctrl = pci_config_get8(handle, FIPE_MC_THRTCTRL);
fipe_mc_ctrl.mc_thrtlow = pci_config_get8(handle, FIPE_MC_THRTLOW);
fipe_mc_ctrl.mc_gblact = pci_config_get8(handle, FIPE_MC_GBLACT);
fipe_mc_ctrl.mc_dip = dip;
fipe_mc_ctrl.mc_pci_hdl = handle;
fipe_mc_ctrl.mc_initialized = B_TRUE;
return (0);
}
/*
* pcmu_init_child
*
* This function is called from our control ops routine on a
* DDI_CTLOPS_INITCHILD request. It builds and sets the device's
* parent private data area.
*
* used by: pcmu_ctlops()
*
* return value: none
*/
int
pcmu_init_child(pcmu_t *pcmu_p, dev_info_t *child)
{
char name[10];
ddi_acc_handle_t config_handle;
uint8_t bcr;
uint8_t header_type;
if (name_child(child, name, 10) != DDI_SUCCESS)
return (DDI_FAILURE);
ddi_set_name_addr(child, name);
PCMU_DBG2(PCMU_DBG_PWR, ddi_get_parent(child),
"INITCHILD: config regs setup for %s@%s\n",
ddi_node_name(child), ddi_get_name_addr(child));
/*
* Map the child configuration space to for initialization.
* We assume the obp will do the following in the devices
* config space:
*
* Set the latency-timer register to values appropriate
* for the devices on the bus (based on other devices
* MIN_GNT and MAX_LAT registers.
*
* Set the fast back-to-back enable bit in the command
* register if it's supported and all devices on the bus
* have the capability.
*
*/
if (pci_config_setup(child, &config_handle) != DDI_SUCCESS) {
ddi_set_name_addr(child, NULL);
return (DDI_FAILURE);
}
/*
* Determine the configuration header type.
*/
header_type = pci_config_get8(config_handle, PCI_CONF_HEADER);
PCMU_DBG2(PCMU_DBG_INIT_CLD, pcmu_p->pcmu_dip, "%s: header_type=%x\n",
ddi_driver_name(child), header_type);
/*
* If the device has a bus control register then program it
* based on the settings in the command register.
*/
if ((header_type & PCI_HEADER_TYPE_M) == PCI_HEADER_ONE) {
bcr = pci_config_get8(config_handle, PCI_BCNF_BCNTRL);
if (pcmu_command_default & PCI_COMM_PARITY_DETECT)
bcr |= PCI_BCNF_BCNTRL_PARITY_ENABLE;
if (pcmu_command_default & PCI_COMM_SERR_ENABLE)
bcr |= PCI_BCNF_BCNTRL_SERR_ENABLE;
bcr |= PCI_BCNF_BCNTRL_MAST_AB_MODE;
pci_config_put8(config_handle, PCI_BCNF_BCNTRL, bcr);
}
pci_config_teardown(&config_handle);
return (DDI_SUCCESS);
}
/*
* intercept certain interrupt services to handle special cases
*/
static int
ppb_intr_ops(dev_info_t *pdip, dev_info_t *rdip, ddi_intr_op_t intr_op,
ddi_intr_handle_impl_t *hdlp, void *result)
{
ddi_acc_handle_t cfg_hdl;
int rv = DDI_SUCCESS;
if (intr_op != DDI_INTROP_SUPPORTED_TYPES)
return (i_ddi_intr_ops(pdip, rdip, intr_op, hdlp, result));
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: pdip 0x%p, rdip 0x%p, op %x handle 0x%p\n",
(void *)pdip, (void *)rdip, intr_op, (void *)hdlp));
/* Fixed interrupt is supported by default */
*(int *)result = DDI_INTR_TYPE_FIXED;
if (ppb_support_msi == -1) {
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: MSI is not allowed\n"));
goto OUT;
}
if (ppb_support_msi == 1) {
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: MSI is always allowed\n"));
rv = i_ddi_intr_ops(pdip, rdip, intr_op, hdlp, result);
goto OUT;
}
if (pci_config_setup(pdip, &cfg_hdl) != DDI_SUCCESS) {
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: pci_config_setup() failed\n"));
goto OUT;
}
/*
* check for hypertransport msi mapping capability
*/
if (ppb_ht_msimap_check(cfg_hdl)) {
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: HT MSI mapping enabled\n"));
rv = i_ddi_intr_ops(pdip, rdip, intr_op, hdlp, result);
}
/*
* if we add failure conditions after pci_config_setup, move this to
* OUT and use an extra flag to indicate the need to teardown cfg_hdl
*/
pci_config_teardown(&cfg_hdl);
OUT:
DDI_INTR_NEXDBG((CE_CONT,
"ppb_intr_ops: rdip 0x%p, returns supported types: 0x%x\n",
(void *)rdip, *(int *)result));
return (rv);
}
void cyg_hal_plf_pci_cfg_write_dword (cyg_uint32 bus,
cyg_uint32 devfn,
cyg_uint32 offset,
cyg_uint32 data)
{
cyg_uint32 *pdata;
pdata = pci_config_setup(bus, devfn, offset);
*pdata = data;
pci_config_cleanup(bus);
}
/*
* Examine devinfo node to determine if it is a PCI-PCI bridge
*
* Returns:
* 0 if not a bridge or error
* 1 if a bridge
*/
static int
psm_is_pci_bridge(dev_info_t *dip)
{
ddi_acc_handle_t cfg_handle;
int rv = 0;
if (pci_config_setup(dip, &cfg_handle) == DDI_SUCCESS) {
rv = ((pci_config_get8(cfg_handle, PCI_CONF_BASCLASS) ==
PCI_CLASS_BRIDGE) && (pci_config_get8(cfg_handle,
PCI_CONF_SUBCLASS) == PCI_BRIDGE_PCI));
pci_config_teardown(&cfg_handle);
}
return (rv);
}
void cyg_hal_plf_pci_cfg_write_byte (cyg_uint32 bus,
cyg_uint32 devfn,
cyg_uint32 offset,
cyg_uint8 data)
{
cyg_uint32 *pdata, mask, temp;
pdata = pci_config_setup(bus, devfn, offset);
mask = ~(0x000000ff << ((offset % 0x4) * 8));
temp = (cyg_uint32)(((cyg_uint32)data) << ((offset % 0x4) * 8));
*pdata = (*pdata & mask) | temp;
pci_config_cleanup(bus);
}
cyg_uint32 cyg_hal_plf_pci_cfg_read_dword (cyg_uint32 bus,
cyg_uint32 devfn,
cyg_uint32 offset)
{
cyg_uint32 *pdata, config_data;
pdata = pci_config_setup(bus, devfn, offset);
config_data = *pdata;
if (pci_config_cleanup(bus))
return 0xffffffff;
else
return config_data;
}
static int
agp_target_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
{
agp_target_softstate_t *softstate;
int instance;
int status;
if (cmd != DDI_ATTACH)
return (DDI_FAILURE);
instance = ddi_get_instance(dip);
if (ddi_soft_state_zalloc(agptarget_glob_soft_handle, instance) !=
DDI_SUCCESS)
return (DDI_FAILURE);
softstate = ddi_get_soft_state(agptarget_glob_soft_handle, instance);
mutex_init(&softstate->tsoft_lock, NULL, MUTEX_DRIVER, NULL);
softstate->tsoft_dip = dip;
status = pci_config_setup(dip, &softstate->tsoft_pcihdl);
if (status != DDI_SUCCESS) {
ddi_soft_state_free(agptarget_glob_soft_handle, instance);
return (DDI_FAILURE);
}
softstate->tsoft_devid = pci_config_get32(softstate->tsoft_pcihdl,
PCI_CONF_VENID);
softstate->tsoft_acaptr = agp_target_cap_find(softstate->tsoft_pcihdl);
if (softstate->tsoft_acaptr == 0) {
/* Make a correction for some Intel chipsets */
if ((softstate->tsoft_devid & VENDOR_ID_MASK) ==
INTEL_VENDOR_ID)
softstate->tsoft_acaptr = AGP_CAP_OFF_DEF;
else
return (DDI_FAILURE);
}
status = ddi_create_minor_node(dip, AGPTARGET_NAME, S_IFCHR,
INST2NODENUM(instance), DDI_NT_AGP_TARGET, 0);
if (status != DDI_SUCCESS) {
pci_config_teardown(&softstate->tsoft_pcihdl);
ddi_soft_state_free(agptarget_glob_soft_handle, instance);
return (DDI_FAILURE);
}
return (DDI_SUCCESS);
}
void
load_platform_drivers(void)
{
dev_info_t *dip; /* dip of the isa driver */
/*
* Install power driver which handles the power button.
*/
if (i_ddi_attach_hw_nodes("power") != DDI_SUCCESS)
cmn_err(CE_WARN, "Failed to install \"power\" driver.");
(void) ddi_hold_driver(ddi_name_to_major("power"));
/*
* It is OK to return error because 'us' driver is not available
* in all clusters (e.g. missing in Core cluster).
*/
(void) i_ddi_attach_hw_nodes("us");
if (i_ddi_attach_hw_nodes("grbeep") != DDI_SUCCESS)
cmn_err(CE_WARN, "Failed to install \"beep\" driver.");
/*
* mc-us3i must stay loaded for plat_get_mem_unum()
*/
if (i_ddi_attach_hw_nodes("mc-us3i") != DDI_SUCCESS)
cmn_err(CE_WARN, "mc-us3i driver failed to install");
(void) ddi_hold_driver(ddi_name_to_major("mc-us3i"));
/*
* Install Isa driver. This is required for the southbridge IDE
* workaround - to reset the IDE channel during IDE bus reset.
* Panic the system in case ISA driver could not be loaded or
* any problem in accessing its pci config space. Since the register
* to reset the channel for IDE is in ISA config space!.
*/
dip = e_ddi_hold_devi_by_path(ENCHILADA_ISA_PATHNAME, 0);
if (dip == NULL) {
cmn_err(CE_PANIC, "Could not install the isa driver\n");
return;
}
if (pci_config_setup(dip, &isa_handle) != DDI_SUCCESS) {
cmn_err(CE_PANIC, "Could not get the config space of isa\n");
return;
}
}
cyg_uint8 cyg_hal_plf_pci_cfg_read_byte (cyg_uint32 bus,
cyg_uint32 devfn,
cyg_uint32 offset)
{
cyg_uint32 *pdata;
cyg_uint8 config_data;
pdata = pci_config_setup(bus, devfn, offset);
config_data = (cyg_uint8)(((*pdata) >> ((offset % 0x4) * 8)) & 0xff);
if (pci_config_cleanup(bus))
return 0xff;
else
return config_data;
}
void
npe_enable_htmsi_children(dev_info_t *dip)
{
dev_info_t *cdip = ddi_get_child(dip);
ddi_acc_handle_t cfg_hdl;
for (; cdip != NULL; cdip = ddi_get_next_sibling(cdip)) {
if (pci_config_setup(cdip, &cfg_hdl) != DDI_SUCCESS) {
cmn_err(CE_NOTE, "!npe_enable_htmsi_children: "
"pci_config_setup failed for %s",
ddi_node_name(cdip));
}
(void) npe_enable_htmsi(cfg_hdl);
pci_config_teardown(&cfg_hdl);
}
}
void
load_platform_drivers(void)
{
dev_info_t *dip; /* dip of the isa driver */
int simba_present = 0;
dev_info_t *root_child_node;
/*
* Install Isa driver. This is required for the southbridge IDE
* workaround - to reset the IDE channel during IDE bus reset.
* Panic the system in case ISA driver could not be loaded or
* any problem in accessing its pci config space. Since the register
* to reset the channel for IDE is in ISA config space!.
*/
root_child_node = ddi_get_child(ddi_root_node());
while (root_child_node != NULL) {
if (strcmp(ddi_node_name(root_child_node), "pci") == 0) {
root_child_node = ddi_get_child(root_child_node);
if (strcmp(ddi_node_name(root_child_node), "pci") == 0)
simba_present = 1;
break;
}
root_child_node = ddi_get_next_sibling(root_child_node);
}
if (simba_present)
dip = e_ddi_hold_devi_by_path(PLATFORM_ISA_PATHNAME_WITH_SIMBA, 0);
else
dip = e_ddi_hold_devi_by_path(PLATFORM_ISA_PATHNAME, 0);
if (dip == NULL) {
cmn_err(CE_PANIC, "Could not install the isa driver\n");
return;
}
if (pci_config_setup(dip, &platform_isa_handle) != DDI_SUCCESS) {
cmn_err(CE_PANIC, "Could not get the config space of isa\n");
return;
}
}
/*
* audioixp_map_regs()
*
* Description:
* The registers are mapped in.
*
* Arguments:
* audioixp_state_t *state The device's state structure
*
* Returns:
* DDI_SUCCESS Registers successfully mapped
* DDI_FAILURE Registers not successfully mapped
*/
static int
audioixp_map_regs(audioixp_state_t *statep)
{
dev_info_t *dip = statep->dip;
/* map PCI config space */
if (pci_config_setup(statep->dip, &statep->pcih) == DDI_FAILURE) {
audio_dev_warn(statep->adev, "unable to map PCI config space");
return (DDI_FAILURE);
}
/* map audio mixer register */
if ((ddi_regs_map_setup(dip, IXP_IO_AM_REGS, &statep->regsp, 0, 0,
&dev_attr, &statep->regsh)) != DDI_SUCCESS) {
audio_dev_warn(statep->adev, "unable to map audio registers");
return (DDI_FAILURE);
}
return (DDI_SUCCESS);
}
/*
* save config regs for HyperTransport devices without drivers of classes:
* memory controller and hostbridge
*/
int
npe_save_htconfig_children(dev_info_t *dip)
{
dev_info_t *cdip = ddi_get_child(dip);
ddi_acc_handle_t cfg_hdl;
uint16_t ptr;
int rval = DDI_SUCCESS;
uint8_t cl, scl;
for (; cdip != NULL; cdip = ddi_get_next_sibling(cdip)) {
if (ddi_driver_major(cdip) != DDI_MAJOR_T_NONE)
continue;
if (pci_config_setup(cdip, &cfg_hdl) != DDI_SUCCESS)
return (DDI_FAILURE);
cl = pci_config_get8(cfg_hdl, PCI_CONF_BASCLASS);
scl = pci_config_get8(cfg_hdl, PCI_CONF_SUBCLASS);
if (((cl == PCI_CLASS_MEM && scl == PCI_MEM_RAM) ||
(cl == PCI_CLASS_BRIDGE && scl == PCI_BRIDGE_HOST)) &&
pci_htcap_locate(cfg_hdl, 0, 0, &ptr) == DDI_SUCCESS) {
if (pci_save_config_regs(cdip) != DDI_SUCCESS) {
cmn_err(CE_WARN, "Failed to save HT config "
"regs for %s\n", ddi_node_name(cdip));
rval = DDI_FAILURE;
} else if (ddi_prop_update_int(DDI_DEV_T_NONE, cdip,
"htconfig-saved", 1) != DDI_SUCCESS) {
cmn_err(CE_WARN, "Failed to set htconfig-saved "
"property for %s\n", ddi_node_name(cdip));
rval = DDI_FAILURE;
}
}
pci_config_teardown(&cfg_hdl);
}
return (rval);
}
/*
* ppb_restore_config_regs
*
* This routine restores the state of the configuration registers of all
* the child nodes of each PBM.
*
* used by: ppb_attach() on resume
*
* return value: none
*/
static void
ppb_restore_config_regs(ppb_devstate_t *ppb_p)
{
int i;
dev_info_t *dip;
ddi_acc_handle_t config_handle;
for (i = 0; i < ppb_p->config_state_index; i++) {
dip = ppb_p->config_state[i].dip;
if (pci_config_setup(dip, &config_handle) != DDI_SUCCESS) {
cmn_err(CE_WARN, "%s%d: can't config space for %s%d\n",
ddi_driver_name(ppb_p->dip),
ddi_get_instance(ppb_p->dip),
ddi_driver_name(dip),
ddi_get_instance(dip));
continue;
}
pci_config_put16(config_handle, PCI_CONF_COMM,
ppb_p->config_state[i].command);
pci_config_teardown(&config_handle);
}
}
void
load_platform_drivers(void)
{
dev_info_t *dip; /* dip of the isa driver */
/*
* Install 'us' driver.
*/
(void) i_ddi_attach_hw_nodes("us");
/*
* mc-us3i must stay loaded for plat_get_mem_unum()
*/
if (i_ddi_attach_hw_nodes("mc-us3i") != DDI_SUCCESS)
cmn_err(CE_WARN, "mc-us3i driver failed to install");
(void) ddi_hold_driver(ddi_name_to_major("mc-us3i"));
/*
* Install Isa driver. This is required for the southbridge IDE
* workaround - to reset the IDE channel during IDE bus reset.
* Panic the system in case ISA driver could not be loaded or
* any problem in accessing its pci config space. Since the register
* to reset the channel for IDE is in ISA config space!.
*/
dip = e_ddi_hold_devi_by_path(SCHUMACHER_ISA_PATHNAME, 0);
if (dip == NULL) {
cmn_err(CE_PANIC, "Could not install the isa driver\n");
return;
}
if (pci_config_setup(dip, &isa_handle) != DDI_SUCCESS) {
cmn_err(CE_PANIC, "Could not get the config space of isa\n");
return;
}
}
/*
* audio1575_map_regs()
*
* Description:
* The registers are mapped in.
*
* Arguments:
* dev_info_t *dip Pointer to the device's devinfo
*
* Returns:
* DDI_SUCCESS Registers successfully mapped
* DDI_FAILURE Registers not successfully mapped
*/
static int
audio1575_map_regs(audio1575_state_t *statep)
{
dev_info_t *dip = statep->dip;
/* map the M1575 Audio PCI Cfg Space */
if (pci_config_setup(dip, &statep->pcih) != DDI_SUCCESS) {
audio_dev_warn(statep->adev, "PCI config map failure");
goto error;
}
/* map the M1575 Audio registers in PCI IO Space */
if ((ddi_regs_map_setup(dip, M1575_AUDIO_IO_SPACE, &statep->regsp,
0, 0, &dev_attr, &statep->regsh)) != DDI_SUCCESS) {
audio_dev_warn(statep->adev, "Audio IO mapping failure");
goto error;
}
return (DDI_SUCCESS);
error:
audio1575_unmap_regs(statep);
return (DDI_FAILURE);
}
/*
* Autoconfiguration entry points.
*/
int
efe_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
{
ddi_acc_handle_t pci;
int types;
int count;
int actual;
uint_t pri;
efe_t *efep;
mac_register_t *macp;
switch (cmd) {
case DDI_ATTACH:
break;
case DDI_RESUME:
efep = ddi_get_driver_private(dip);
return (efe_resume(efep));
default:
return (DDI_FAILURE);
}
/*
* PCI configuration.
*/
if (pci_config_setup(dip, &pci) != DDI_SUCCESS) {
efe_error(dip, "unable to setup PCI configuration!");
return (DDI_FAILURE);
}
pci_config_put16(pci, PCI_CONF_COMM,
pci_config_get16(pci, PCI_CONF_COMM) | PCI_COMM_MAE | PCI_COMM_ME);
pci_config_teardown(&pci);
if (ddi_intr_get_supported_types(dip, &types)
!= DDI_SUCCESS || !(types & DDI_INTR_TYPE_FIXED)) {
efe_error(dip, "fixed interrupts not supported!");
return (DDI_FAILURE);
}
if (ddi_intr_get_nintrs(dip, DDI_INTR_TYPE_FIXED, &count)
!= DDI_SUCCESS || count != 1) {
efe_error(dip, "no fixed interrupts available!");
return (DDI_FAILURE);
}
/*
* Initialize soft state.
*/
efep = kmem_zalloc(sizeof (efe_t), KM_SLEEP);
ddi_set_driver_private(dip, efep);
efep->efe_dip = dip;
if (ddi_regs_map_setup(dip, 1, (caddr_t *)&efep->efe_regs, 0, 0,
&efe_regs_acc_attr, &efep->efe_regs_acch) != DDI_SUCCESS) {
efe_error(dip, "unable to setup register mapping!");
goto failure;
}
efep->efe_rx_ring = efe_ring_alloc(efep->efe_dip, RXDESCL);
if (efep->efe_rx_ring == NULL) {
efe_error(efep->efe_dip, "unable to allocate rx ring!");
goto failure;
}
efep->efe_tx_ring = efe_ring_alloc(efep->efe_dip, TXDESCL);
if (efep->efe_tx_ring == NULL) {
efe_error(efep->efe_dip, "unable to allocate tx ring!");
goto failure;
}
if (ddi_intr_alloc(dip, &efep->efe_intrh, DDI_INTR_TYPE_FIXED, 0,
count, &actual, DDI_INTR_ALLOC_STRICT) != DDI_SUCCESS ||
actual != count) {
efe_error(dip, "unable to allocate fixed interrupt!");
goto failure;
}
if (ddi_intr_get_pri(efep->efe_intrh, &pri) != DDI_SUCCESS ||
pri >= ddi_intr_get_hilevel_pri()) {
efe_error(dip, "unable to get valid interrupt priority!");
goto failure;
}
mutex_init(&efep->efe_intrlock, NULL, MUTEX_DRIVER,
DDI_INTR_PRI(pri));
mutex_init(&efep->efe_txlock, NULL, MUTEX_DRIVER,
DDI_INTR_PRI(pri));
/*
* Initialize device.
*/
mutex_enter(&efep->efe_intrlock);
mutex_enter(&efep->efe_txlock);
efe_reset(efep);
mutex_exit(&efep->efe_txlock);
mutex_exit(&efep->efe_intrlock);
/* Use factory address as default */
efe_getaddr(efep, efep->efe_macaddr);
/*
* Enable the ISR.
*/
if (ddi_intr_add_handler(efep->efe_intrh, efe_intr, efep, NULL)
!= DDI_SUCCESS) {
efe_error(dip, "unable to add interrupt handler!");
goto failure;
}
if (ddi_intr_enable(efep->efe_intrh) != DDI_SUCCESS) {
efe_error(dip, "unable to enable interrupt!");
goto failure;
}
/*
* Allocate MII resources.
*/
if ((efep->efe_miih = mii_alloc(efep, dip, &efe_mii_ops)) == NULL) {
efe_error(dip, "unable to allocate mii resources!");
goto failure;
}
/*
* Allocate MAC resources.
*/
if ((macp = mac_alloc(MAC_VERSION)) == NULL) {
efe_error(dip, "unable to allocate mac resources!");
goto failure;
}
macp->m_type_ident = MAC_PLUGIN_IDENT_ETHER;
macp->m_driver = efep;
macp->m_dip = dip;
macp->m_src_addr = efep->efe_macaddr;
macp->m_callbacks = &efe_m_callbacks;
macp->m_min_sdu = 0;
macp->m_max_sdu = ETHERMTU;
macp->m_margin = VLAN_TAGSZ;
if (mac_register(macp, &efep->efe_mh) != 0) {
efe_error(dip, "unable to register with mac!");
goto failure;
}
mac_free(macp);
ddi_report_dev(dip);
return (DDI_SUCCESS);
failure:
if (macp != NULL) {
mac_free(macp);
}
if (efep->efe_miih != NULL) {
mii_free(efep->efe_miih);
}
if (efep->efe_intrh != NULL) {
(void) ddi_intr_disable(efep->efe_intrh);
(void) ddi_intr_remove_handler(efep->efe_intrh);
(void) ddi_intr_free(efep->efe_intrh);
}
mutex_destroy(&efep->efe_txlock);
mutex_destroy(&efep->efe_intrlock);
if (efep->efe_tx_ring != NULL) {
efe_ring_free(&efep->efe_tx_ring);
}
if (efep->efe_rx_ring != NULL) {
efe_ring_free(&efep->efe_rx_ring);
}
if (efep->efe_regs_acch != NULL) {
ddi_regs_map_free(&efep->efe_regs_acch);
}
kmem_free(efep, sizeof (efe_t));
return (DDI_FAILURE);
}
/*
* attach entry point:
*
* normal attach:
*
* create soft state structure (dip, reg, nreg and state fields)
* map in configuration header
* make sure device is properly configured
* report device
*/
static int
pmubus_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
{
pmubus_devstate_t *pmubusp; /* per pmubus state pointer */
int32_t instance;
switch (cmd) {
case DDI_ATTACH:
/*
* Allocate soft state for this instance.
*/
instance = ddi_get_instance(dip);
if (ddi_soft_state_zalloc(per_pmubus_state, instance) !=
DDI_SUCCESS) {
cmn_err(CE_WARN, "pmubus_attach: Can't allocate soft "
"state.\n");
goto fail_exit;
}
pmubusp = ddi_get_soft_state(per_pmubus_state, instance);
pmubusp->pmubus_dip = dip;
/* Cache our register property */
if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
"reg", (caddr_t)&pmubusp->pmubus_regp,
&pmubusp->pmubus_reglen) != DDI_SUCCESS) {
cmn_err(CE_WARN, "pmubus_attach: Can't acquire reg "
"property.\n");
goto fail_get_regs;
}
/* Cache our ranges property */
if (ddi_getlongprop(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
"ranges", (caddr_t)&pmubusp->pmubus_rangep,
&pmubusp->pmubus_rnglen) != DDI_SUCCESS) {
cmn_err(CE_WARN, "pmubus_attach: Can't acquire the "
"ranges property.\n");
goto fail_get_ranges;
}
/* Calculate the number of ranges */
pmubusp->pmubus_nranges =
pmubusp->pmubus_rnglen / sizeof (pmu_rangespec_t);
/* Set up the mapping to our registers */
if (pci_config_setup(dip, &pmubusp->pmubus_reghdl) !=
DDI_SUCCESS) {
cmn_err(CE_WARN, "pmubus_attach: Can't map in "
"register space.\n");
goto fail_map_regs;
}
/* Initialize our register access mutex */
mutex_init(&pmubusp->pmubus_reg_access_lock, NULL,
MUTEX_DRIVER, NULL);
ddi_report_dev(dip);
return (DDI_SUCCESS);
case DDI_RESUME:
return (DDI_SUCCESS);
}
fail_map_regs:
kmem_free(pmubusp->pmubus_rangep, pmubusp->pmubus_rnglen);
fail_get_ranges:
kmem_free(pmubusp->pmubus_regp, pmubusp->pmubus_reglen);
fail_get_regs:
ddi_soft_state_free(per_pmubus_state, instance);
fail_exit:
return (DDI_FAILURE);
}
static void
gfxp_check_for_console(dev_info_t *devi, struct vgatext_softc *softc,
int pci_pcie_bus)
{
ddi_acc_handle_t pci_conf;
dev_info_t *pdevi;
uint16_t data16;
/*
* Based on Section 11.3, "PCI Display Subsystem Initialization",
* of the 1.1 PCI-to-PCI Bridge Architecture Specification
* determine if this is the boot console device. First, see
* if the SBIOS has turned on PCI I/O for this device. Then if
* this is PCI/PCI-E, verify the parent bridge has VGAEnable set.
*/
if (pci_config_setup(devi, &pci_conf) != DDI_SUCCESS) {
cmn_err(CE_WARN,
MYNAME
": can't get PCI conf handle");
return;
}
data16 = pci_config_get16(pci_conf, PCI_CONF_COMM);
if (data16 & PCI_COMM_IO)
softc->flags |= GFXP_FLAG_CONSOLE;
pci_config_teardown(&pci_conf);
/* If IO not enabled or ISA/EISA, just return */
if (!(softc->flags & GFXP_FLAG_CONSOLE) || !pci_pcie_bus)
return;
/*
* Check for VGA Enable in the Bridge Control register for all
* PCI/PCIEX parents. If not set all the way up the chain,
* this cannot be the boot console.
*/
pdevi = ddi_get_parent(devi);
while (pdevi) {
int error;
ddi_acc_handle_t ppci_conf;
char *parent_type = NULL;
error = ddi_prop_lookup_string(DDI_DEV_T_ANY, pdevi,
DDI_PROP_DONTPASS, "device_type", &parent_type);
if (error != DDI_SUCCESS) {
return;
}
/* Verify still on the PCI/PCIEX parent tree */
if (!STREQ(parent_type, "pci") &&
!STREQ(parent_type, "pciex")) {
ddi_prop_free(parent_type);
return;
}
ddi_prop_free(parent_type);
parent_type = NULL;
if (pci_config_setup(pdevi, &ppci_conf) != DDI_SUCCESS) {
/* No registers on root node, done with check */
return;
}
data16 = pci_config_get16(ppci_conf, PCI_BCNF_BCNTRL);
pci_config_teardown(&ppci_conf);
if (!(data16 & PCI_BCNF_BCNTRL_VGA_ENABLE)) {
softc->flags &= ~GFXP_FLAG_CONSOLE;
return;
}
pdevi = ddi_get_parent(pdevi);
}
}
/**
* Attach entry point, to attach a device to the system or resume it.
*
* @param pDip The module structure instance.
* @param enmCmd Attach type (ddi_attach_cmd_t)
*
* @return corresponding solaris error code.
*/
static int VBoxGuestSolarisAttach(dev_info_t *pDip, ddi_attach_cmd_t enmCmd)
{
LogFlow((DEVICE_NAME "::Attach\n"));
switch (enmCmd)
{
case DDI_ATTACH:
{
if (g_pDip)
{
LogRel((DEVICE_NAME "::Attach: Only one instance supported.\n"));
return DDI_FAILURE;
}
int instance = ddi_get_instance(pDip);
/*
* Enable resources for PCI access.
*/
ddi_acc_handle_t PciHandle;
int rc = pci_config_setup(pDip, &PciHandle);
if (rc == DDI_SUCCESS)
{
/*
* Map the register address space.
*/
caddr_t baseAddr;
ddi_device_acc_attr_t deviceAttr;
deviceAttr.devacc_attr_version = DDI_DEVICE_ATTR_V0;
deviceAttr.devacc_attr_endian_flags = DDI_NEVERSWAP_ACC;
deviceAttr.devacc_attr_dataorder = DDI_STRICTORDER_ACC;
deviceAttr.devacc_attr_access = DDI_DEFAULT_ACC;
rc = ddi_regs_map_setup(pDip, 1, &baseAddr, 0, 0, &deviceAttr, &g_PciIOHandle);
if (rc == DDI_SUCCESS)
{
/*
* Read size of the MMIO region.
*/
g_uIOPortBase = (uintptr_t)baseAddr;
rc = ddi_dev_regsize(pDip, 2, &g_cbMMIO);
if (rc == DDI_SUCCESS)
{
rc = ddi_regs_map_setup(pDip, 2, &g_pMMIOBase, 0, g_cbMMIO, &deviceAttr,
&g_PciMMIOHandle);
if (rc == DDI_SUCCESS)
{
/*
* Add IRQ of VMMDev.
*/
rc = VBoxGuestSolarisAddIRQ(pDip);
if (rc == DDI_SUCCESS)
{
/*
* Call the common device extension initializer.
*/
rc = VBoxGuestInitDevExt(&g_DevExt, g_uIOPortBase, g_pMMIOBase, g_cbMMIO,
#if ARCH_BITS == 64
VBOXOSTYPE_Solaris_x64,
#else
VBOXOSTYPE_Solaris,
#endif
VMMDEV_EVENT_MOUSE_POSITION_CHANGED);
if (RT_SUCCESS(rc))
{
rc = ddi_create_minor_node(pDip, DEVICE_NAME, S_IFCHR, instance, DDI_PSEUDO, 0);
if (rc == DDI_SUCCESS)
{
g_pDip = pDip;
pci_config_teardown(&PciHandle);
return DDI_SUCCESS;
}
LogRel((DEVICE_NAME "::Attach: ddi_create_minor_node failed.\n"));
VBoxGuestDeleteDevExt(&g_DevExt);
}
else
LogRel((DEVICE_NAME "::Attach: VBoxGuestInitDevExt failed.\n"));
VBoxGuestSolarisRemoveIRQ(pDip);
}
else
LogRel((DEVICE_NAME "::Attach: VBoxGuestSolarisAddIRQ failed.\n"));
ddi_regs_map_free(&g_PciMMIOHandle);
}
else
LogRel((DEVICE_NAME "::Attach: ddi_regs_map_setup for MMIO region failed.\n"));
}
else
LogRel((DEVICE_NAME "::Attach: ddi_dev_regsize for MMIO region failed.\n"));
ddi_regs_map_free(&g_PciIOHandle);
}
else
LogRel((DEVICE_NAME "::Attach: ddi_regs_map_setup for IOport failed.\n"));
pci_config_teardown(&PciHandle);
}
else
LogRel((DEVICE_NAME "::Attach: pci_config_setup failed rc=%d.\n", rc));
return DDI_FAILURE;
}
case DDI_RESUME:
{
/** @todo implement resume for guest driver. */
return DDI_SUCCESS;
}
default:
return DDI_FAILURE;
}
}
int
pcn_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
{
pcn_t *pcnp;
mac_register_t *macp;
const pcn_type_t *pcn_type;
int instance = ddi_get_instance(dip);
int rc;
ddi_acc_handle_t pci;
uint16_t venid;
uint16_t devid;
uint16_t svid;
uint16_t ssid;
switch (cmd) {
case DDI_RESUME:
return (pcn_ddi_resume(dip));
case DDI_ATTACH:
break;
default:
return (DDI_FAILURE);
}
if (ddi_slaveonly(dip) == DDI_SUCCESS) {
pcn_error(dip, "slot does not support PCI bus-master");
return (DDI_FAILURE);
}
if (ddi_intr_hilevel(dip, 0) != 0) {
pcn_error(dip, "hilevel interrupts not supported");
return (DDI_FAILURE);
}
if (pci_config_setup(dip, &pci) != DDI_SUCCESS) {
pcn_error(dip, "unable to setup PCI config handle");
return (DDI_FAILURE);
}
venid = pci_config_get16(pci, PCI_CONF_VENID);
devid = pci_config_get16(pci, PCI_CONF_DEVID);
svid = pci_config_get16(pci, PCI_CONF_SUBVENID);
ssid = pci_config_get16(pci, PCI_CONF_SUBSYSID);
if ((pcn_type = pcn_match(venid, devid)) == NULL) {
pci_config_teardown(&pci);
pcn_error(dip, "Unable to identify PCI card");
return (DDI_FAILURE);
}
if (ddi_prop_update_string(DDI_DEV_T_NONE, dip, "model",
pcn_type->pcn_name) != DDI_PROP_SUCCESS) {
pci_config_teardown(&pci);
pcn_error(dip, "Unable to create model property");
return (DDI_FAILURE);
}
if (ddi_soft_state_zalloc(pcn_ssp, instance) != DDI_SUCCESS) {
pcn_error(dip, "Unable to allocate soft state");
pci_config_teardown(&pci);
return (DDI_FAILURE);
}
pcnp = ddi_get_soft_state(pcn_ssp, instance);
pcnp->pcn_dip = dip;
pcnp->pcn_instance = instance;
pcnp->pcn_extphyaddr = -1;
if (ddi_get_iblock_cookie(dip, 0, &pcnp->pcn_icookie) != DDI_SUCCESS) {
pcn_error(pcnp->pcn_dip, "ddi_get_iblock_cookie failed");
ddi_soft_state_free(pcn_ssp, instance);
pci_config_teardown(&pci);
return (DDI_FAILURE);
}
mutex_init(&pcnp->pcn_xmtlock, NULL, MUTEX_DRIVER, pcnp->pcn_icookie);
mutex_init(&pcnp->pcn_intrlock, NULL, MUTEX_DRIVER, pcnp->pcn_icookie);
mutex_init(&pcnp->pcn_reglock, NULL, MUTEX_DRIVER, pcnp->pcn_icookie);
/*
* Enable bus master, IO space, and memory space accesses
*/
pci_config_put16(pci, PCI_CONF_COMM,
pci_config_get16(pci, PCI_CONF_COMM) | PCI_COMM_ME | PCI_COMM_MAE);
pci_config_teardown(&pci);
if (ddi_regs_map_setup(dip, 1, (caddr_t *)&pcnp->pcn_regs, 0, 0,
&pcn_devattr, &pcnp->pcn_regshandle)) {
pcn_error(dip, "ddi_regs_map_setup failed");
goto fail;
}
if (pcn_set_chipid(pcnp, (uint32_t)ssid << 16 | (uint32_t)svid) !=
DDI_SUCCESS) {
goto fail;
}
if ((pcnp->pcn_mii = mii_alloc(pcnp, dip, &pcn_mii_ops)) == NULL)
goto fail;
/* XXX: need to set based on device */
mii_set_pauseable(pcnp->pcn_mii, B_FALSE, B_FALSE);
if ((pcn_allocrxring(pcnp) != DDI_SUCCESS) ||
(pcn_alloctxring(pcnp) != DDI_SUCCESS)) {
pcn_error(dip, "unable to allocate DMA resources");
goto fail;
}
pcnp->pcn_promisc = B_FALSE;
mutex_enter(&pcnp->pcn_intrlock);
mutex_enter(&pcnp->pcn_xmtlock);
rc = pcn_initialize(pcnp, B_TRUE);
mutex_exit(&pcnp->pcn_xmtlock);
mutex_exit(&pcnp->pcn_intrlock);
if (rc != DDI_SUCCESS)
goto fail;
if (ddi_add_intr(dip, 0, NULL, NULL, pcn_intr, (caddr_t)pcnp) !=
DDI_SUCCESS) {
pcn_error(dip, "unable to add interrupt");
goto fail;
}
pcnp->pcn_flags |= PCN_INTR_ENABLED;
if ((macp = mac_alloc(MAC_VERSION)) == NULL) {
pcn_error(pcnp->pcn_dip, "mac_alloc failed");
goto fail;
}
macp->m_type_ident = MAC_PLUGIN_IDENT_ETHER;
macp->m_driver = pcnp;
macp->m_dip = dip;
macp->m_src_addr = pcnp->pcn_addr;
macp->m_callbacks = &pcn_m_callbacks;
macp->m_min_sdu = 0;
macp->m_max_sdu = ETHERMTU;
macp->m_margin = VLAN_TAGSZ;
if (mac_register(macp, &pcnp->pcn_mh) == DDI_SUCCESS) {
mac_free(macp);
return (DDI_SUCCESS);
}
mac_free(macp);
return (DDI_SUCCESS);
fail:
pcn_teardown(pcnp);
return (DDI_FAILURE);
}
void
load_platform_drivers(void)
{
extern int watchdog_available;
extern int watchdog_enable;
dev_info_t *dip; /* dip of the isa driver */
int simba_present = 0;
dev_info_t *root_child_node;
major_t major;
if (ddi_install_driver("power") != DDI_SUCCESS)
cmn_err(CE_WARN, "Failed to install \"power\" driver.");
/*
* Install Isa driver. This is required for the southbridge IDE
* workaround - to reset the IDE channel during IDE bus reset.
* Panic the system in case ISA driver could not be loaded or
* any problem in accessing its pci config space. Since the register
* to reset the channel for IDE is in ISA config space!.
*/
root_child_node = ddi_get_child(ddi_root_node());
while (root_child_node != NULL) {
if (strcmp(ddi_node_name(root_child_node), "pci") == 0) {
root_child_node = ddi_get_child(root_child_node);
if (strcmp(ddi_node_name(root_child_node), "pci") == 0)
simba_present = 1;
break;
}
root_child_node = ddi_get_next_sibling(root_child_node);
}
if (simba_present)
dip = e_ddi_hold_devi_by_path(PLATFORM_ISA_PATHNAME_WITH_SIMBA,
0);
else
dip = e_ddi_hold_devi_by_path(PLATFORM_ISA_PATHNAME, 0);
if (dip == NULL) {
cmn_err(CE_PANIC, "Could not install the isa driver\n");
return;
}
if (pci_config_setup(dip, &platform_isa_handle) != DDI_SUCCESS) {
cmn_err(CE_PANIC, "Could not get the config space of isa\n");
return;
}
/*
* Load the blade support chip driver.
*
*/
if (((major = ddi_name_to_major(BSC_DRV)) == -1) ||
(ddi_hold_installed_driver(major) == NULL)) {
cmn_err(CE_WARN, "%s: failed to load", BSC_DRV);
} else {
bsc_drv_func_ptr = (void (*)(struct bscv_idi_info *))
modgetsymvalue(BSC_DRV_FUNC, 0);
if (bsc_drv_func_ptr == NULL) {
cmn_err(CE_WARN, "load_platform_defaults: %s()"
" not found; signatures will not be updated\n",
BSC_DRV_FUNC);
watchdog_available = 0;
if (watchdog_enable) {
cmn_err(CE_WARN, "load_platform_defaults: %s()"
" not found; BSC OS watchdog service not available\n",
BSC_DRV_FUNC);
}
}
}
}
/*
* The VGA device could be under a subtractive PCI bridge on some systems.
* Though the PCI_BCNF_BCNTRL_VGA_ENABLE bit is not set on such subtractive
* PCI bridge, the subtractive PCI bridge can forward VGA access if no other
* agent claims the access.
* The vga_enable element in param acts as a flag, if not set, ignore the
* checking for the PCI_BCNF_BCNTRL_VGA_ENABLE bit of the PCI bridge during
* the search.
*/
static int
find_fb_dev(dev_info_t *dip, void *param)
{
struct find_fb_dev_param *p = param;
char *dev_type;
dev_info_t *pdip;
char *parent_type;
if (dip == ddi_root_node())
return (DDI_WALK_CONTINUE);
if (ddi_prop_lookup_string(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS,
"device_type", &dev_type) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
if ((strcmp(dev_type, "isa") == 0) || (strcmp(dev_type, "eisa") == 0)) {
ddi_prop_free(dev_type);
return (DDI_WALK_CONTINUE);
}
if ((strcmp(dev_type, "pci") == 0) ||
(strcmp(dev_type, "pciex") == 0)) {
ddi_acc_handle_t pci_conf;
uint16_t data16;
char *nodename;
ddi_prop_free(dev_type);
if (!p->vga_enable)
return (DDI_WALK_CONTINUE);
nodename = ddi_node_name(dip);
/*
* If the node is not a PCI-to-PCI bridge, continue traversing
* (it could be the root node), otherwise, check for the
* VGAEnable bit to be set in the Bridge Control Register.
*/
if (strcmp(nodename, "pci") == 0) {
if (is_pci_bridge(dip) == B_FALSE)
return (DDI_WALK_CONTINUE);
}
if (i_ddi_attach_node_hierarchy(dip) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
if (pci_config_setup(dip, &pci_conf) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
data16 = pci_config_get16(pci_conf, PCI_BCNF_BCNTRL);
pci_config_teardown(&pci_conf);
if (data16 & PCI_BCNF_BCNTRL_VGA_ENABLE)
return (DDI_WALK_CONTINUE);
return (DDI_WALK_PRUNECHILD);
}
if (strcmp(dev_type, "display") != 0) {
ddi_prop_free(dev_type);
return (DDI_WALK_CONTINUE);
}
ddi_prop_free(dev_type);
if ((pdip = ddi_get_parent(dip)) == NULL)
return (DDI_WALK_PRUNECHILD);
if (ddi_prop_lookup_string(DDI_DEV_T_ANY, pdip, DDI_PROP_DONTPASS,
"device_type", &parent_type) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
if ((strcmp(parent_type, "isa") == 0) ||
(strcmp(parent_type, "eisa") == 0)) {
p->found_dip = dip;
ddi_prop_free(parent_type);
return (DDI_WALK_TERMINATE);
}
if ((strcmp(parent_type, "pci") == 0) ||
(strcmp(parent_type, "pciex") == 0)) {
ddi_acc_handle_t pci_conf;
uint16_t data16;
ddi_prop_free(parent_type);
if (i_ddi_attach_node_hierarchy(dip) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
if (pci_config_setup(dip, &pci_conf) != DDI_SUCCESS)
return (DDI_WALK_PRUNECHILD);
data16 = pci_config_get16(pci_conf, PCI_CONF_COMM);
pci_config_teardown(&pci_conf);
if (!(data16 & PCI_COMM_IO))
return (DDI_WALK_PRUNECHILD);
p->found_dip = dip;
return (DDI_WALK_TERMINATE);
}
ddi_prop_free(parent_type);
return (DDI_WALK_PRUNECHILD);
}
/*
* Controller specific initialization
*/
uint_t
sil3xxx_init_controller(dev_info_t *dip,
/* LINTED */
ushort_t vendor_id, ushort_t device_id)
{
ddi_acc_handle_t pci_conf_handle; /* pci config space handle */
uint8_t cache_lnsz, frrc = 0;
uint32_t fifo_cnt_ctl;
int ports, i;
#ifdef DEBUG
/* LINTED */
ushort_t sfiscfg_val;
#endif
/*
* Sil3114, Sil3512, Sil3112
* We want to perform this initialization only once per entire
* pciide controller (all channels)
*/
if (ddi_prop_exists(DDI_DEV_T_ANY, ddi_get_parent(dip),
DDI_PROP_DONTPASS, "sil3xxx-initialized")) {
return (TRUE);
}
if (pci_config_setup(ddi_get_parent(dip), &pci_conf_handle) !=
DDI_SUCCESS) {
cmn_err(CE_WARN,
"sil3xxx_init_controller: Can't do pci_config_setup\n");
return (FALSE);
}
/*
* Sil3114/3512/3112 incorrectly change between MR and back to
* MRM for same transaction, which violates the PCI spec and can
* lead to incorrect data reads. The workaround
* is to set bits 2:0 in the FIFO count and control register so
* that its value, a multiple of 32 bytes starting at 32, not 0,
* is greater or equal to the cacheline size, a multiple of 4
* bytes. This will prevent any reads until the FIFO free space
* is greater than a cacheline size, ensuring only MRM is issued.
*/
cache_lnsz = pci_config_get8(pci_conf_handle, PCI_CONF_CACHE_LINESZ);
/*
* The cache line is specified in 32-bit words, so multiply by 4
* to get bytes. Then divide by 32 bytes, the granularity of the
* FIFO control bits 2:0. Add 1 if there is any remainder to
* account for a partial 32-byte block, then subtract 1 since for
* FIFO controls bits 2:0, 0 corresponds to 32, 1 corresponds to
* 64, and so on. The calculation is expanded for clarity.
*/
if (cache_lnsz != 0) {
frrc = (cache_lnsz * 4 / 32) +
(((cache_lnsz * 4) % 32) ? 1 : 0) - 1;
}
if (device_id == SIL3114_DEVICE_ID) {
ports = 4;
} else {
ports = 2;
}
/*
* The following BAR5 registers are accessed via an indirect register
* in the PCI configuration space rather than mapping BAR5.
*/
for (i = 0; i < ports; i++) {
GET_BAR5_INDIRECT(pci_conf_handle, fifocntctl[i],
fifo_cnt_ctl);
fifo_cnt_ctl = (fifo_cnt_ctl & ~0x7) | (frrc & 0x7);
PUT_BAR5_INDIRECT(pci_conf_handle, fifocntctl[i],
fifo_cnt_ctl);
/*
* Correct default setting for FIS0cfg
*/
#ifdef DEBUG
GET_BAR5_INDIRECT(pci_conf_handle, sfiscfg[i],
sfiscfg_val);
ADBG_WARN(("sil3xxx_init_controller: old val SFISCfg "
"ch%d: %x\n", i, sfiscfg_val));
#endif
PUT_BAR5_INDIRECT(pci_conf_handle, sfiscfg[i],
SFISCFG_ERRATA);
#ifdef DEBUG
GET_BAR5_INDIRECT(pci_conf_handle, sfiscfg[i],
sfiscfg_val);
ADBG_WARN(("sil3xxx_init_controller: new val SFISCfg "
"ch%d: %x\n", i, sfiscfg_val));
#endif
}
/* Now tear down the pci config setup */
pci_config_teardown(&pci_conf_handle);
/* Create property indicating that initialization was done */
(void) ddi_prop_update_int(DDI_DEV_T_NONE, ddi_get_parent(dip),
"sil3xxx-initialized", 1);
return (TRUE);
}
static int
acebus_config(ebus_devstate_t *ebus_p)
{
ddi_acc_handle_t conf_handle;
uint16_t comm;
#ifdef ACEBUS_HOTPLUG
int tcr_reg;
caddr_t csr_io;
ddi_device_acc_attr_t csr_attr = { /* CSR map attributes */
DDI_DEVICE_ATTR_V0,
DDI_STRUCTURE_LE_ACC,
DDI_STRICTORDER_ACC
};
ddi_acc_handle_t csr_handle;
#endif
/*
* Make sure the master enable and memory access enable
* bits are set in the config command register.
*/
if (pci_config_setup(ebus_p->dip, &conf_handle) != DDI_SUCCESS)
return (0);
comm = pci_config_get16(conf_handle, PCI_CONF_COMM),
#ifdef DEBUG
DBG1(D_ATTACH, ebus_p, "command register was 0x%x\n", comm);
#endif
comm |= (PCI_COMM_ME|PCI_COMM_MAE|PCI_COMM_SERR_ENABLE|
PCI_COMM_PARITY_DETECT);
pci_config_put16(conf_handle, PCI_CONF_COMM, comm),
#ifdef DEBUG
DBG1(D_MAP, ebus_p, "command register is now 0x%x\n",
pci_config_get16(conf_handle, PCI_CONF_COMM));
#endif
pci_config_put8(conf_handle, PCI_CONF_CACHE_LINESZ,
(uchar_t)acebus_cache_line_size);
pci_config_put8(conf_handle, PCI_CONF_LATENCY_TIMER,
(uchar_t)acebus_latency_timer);
pci_config_teardown(&conf_handle);
#ifdef ACEBUS_HOTPLUG
if (acebus_update_props(ebus_p) != DDI_SUCCESS) {
cmn_err(CE_WARN, "%s%d: Could not update special properties.",
ddi_driver_name(ebus_p->dip),
ddi_get_instance(ebus_p->dip));
return (0);
}
if (ddi_regs_map_setup(ebus_p->dip, CSR_IO_RINDEX,
(caddr_t *)&csr_io, 0, CSR_SIZE, &csr_attr,
&csr_handle) != DDI_SUCCESS) {
cmn_err(CE_WARN, "%s%d: Could not map Ebus CSR.",
ddi_driver_name(ebus_p->dip),
ddi_get_instance(ebus_p->dip));
}
#ifdef DEBUG
if (acebus_debug_flags) {
DBG3(D_ATTACH, ebus_p, "tcr[123] = %x,%x,%x\n",
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR1_OFF)),
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR2_OFF)),
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR3_OFF)));
DBG2(D_ATTACH, ebus_p, "pmd-aux=%x, freq-aux=%x\n",
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
PMD_AUX_OFF)),
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
FREQ_AUX_OFF)));
#ifdef ACEBUS_DEBUG
for (comm = 0; comm < 4; comm++)
prom_printf("dcsr%d=%x, dacr%d=%x, dbcr%d=%x\n", comm,
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
0x700000+(0x2000*comm))), comm,
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
0x700000+(0x2000*comm)+4)), comm,
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
0x700000+(0x2000*comm)+8)));
#endif
} /* acebus_debug_flags */
#endif
/* If TCR registers are not initialized, initialize them here */
tcr_reg = ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR1_OFF));
if ((tcr_reg == 0) || (tcr_reg == -1))
ddi_put32(csr_handle, (uint32_t *)((caddr_t)csr_io + TCR1_OFF),
TCR1_REGVAL);
tcr_reg = ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR2_OFF));
if ((tcr_reg == 0) || (tcr_reg == -1))
ddi_put32(csr_handle, (uint32_t *)((caddr_t)csr_io + TCR2_OFF),
TCR2_REGVAL);
tcr_reg = ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR3_OFF));
if ((tcr_reg == 0) || (tcr_reg == -1))
ddi_put32(csr_handle, (uint32_t *)((caddr_t)csr_io + TCR3_OFF),
TCR3_REGVAL);
#ifdef DEBUG
if (acebus_debug_flags) {
DBG3(D_ATTACH, ebus_p, "wrote tcr[123] = %x,%x,%x\n",
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR1_OFF)),
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR2_OFF)),
ddi_get32(csr_handle, (uint32_t *)((caddr_t)csr_io +
TCR3_OFF)));
}
#endif
ddi_regs_map_free(&csr_handle);
#endif /* ACEBUS_HOTPLUG */
return (1); /* return success */
}