/*
* Attach the mainbus.
*/
void
mainbus_attach(device_t parent, device_t self, void *aux)
{
union mainbus_attach_args mba;
#if defined(DOM0OPS) && defined(XEN3)
int numcpus = 0;
#ifdef MPBIOS
int mpbios_present = 0;
#endif
#if NACPI > 0 || defined(MPBIOS)
int numioapics = 0;
#endif
#endif /* defined(DOM0OPS) && defined(XEN3) */
aprint_naive("\n");
aprint_normal("\n");
#ifndef XEN3
memset(&mba.mba_caa, 0, sizeof(mba.mba_caa));
mba.mba_caa.cpu_number = 0;
mba.mba_caa.cpu_role = CPU_ROLE_SP;
mba.mba_caa.cpu_func = 0;
config_found_ia(self, "cpubus", &mba.mba_caa, mainbus_print);
#else /* XEN3 */
#ifdef DOM0OPS
if (xendomain_is_dom0()) {
#ifdef MPBIOS
mpbios_present = mpbios_probe(self);
#endif
#if NPCI > 0
/* ACPI needs to be able to access PCI configuration space. */
pci_mode = pci_mode_detect();
#ifdef PCI_BUS_FIXUP
pci_maxbus = pci_bus_fixup(NULL, 0);
aprint_debug_dev(self, "PCI bus max, after pci_bus_fixup: %i\n",
pci_maxbus);
#ifdef PCI_ADDR_FIXUP
pciaddr.extent_port = NULL;
pciaddr.extent_mem = NULL;
pci_addr_fixup(NULL, pci_maxbus);
#endif /* PCI_ADDR_FIXUP */
#endif /* PCI_BUS_FIXUP */
#if NACPI > 0
acpi_present = acpi_probe();
if (acpi_present)
mpacpi_active = mpacpi_scan_apics(self,
&numcpus, &numioapics);
if (!mpacpi_active)
#endif
{
#ifdef MPBIOS
if (mpbios_present)
mpbios_scan(self, &numcpus, &numioapics);
else
#endif
if (numcpus == 0) {
memset(&mba.mba_caa, 0, sizeof(mba.mba_caa));
mba.mba_caa.cpu_number = 0;
mba.mba_caa.cpu_role = CPU_ROLE_SP;
mba.mba_caa.cpu_func = 0;
config_found_ia(self, "cpubus",
&mba.mba_caa, mainbus_print);
}
}
#if NIOAPIC > 0
ioapic_enable();
#endif
#endif /* NPCI */
}
#endif /* DOM0OPS */
#endif /* XEN3 */
#if NIPMI > 0
memset(&mba.mba_ipmi, 0, sizeof(mba.mba_ipmi));
mba.mba_ipmi.iaa_iot = X86_BUS_SPACE_IO;
mba.mba_ipmi.iaa_memt = X86_BUS_SPACE_MEM;
if (ipmi_probe(&mba.mba_ipmi))
config_found_ia(self, "ipmibus", &mba.mba_ipmi, 0);
#endif
#if NHYPERVISOR > 0
mba.mba_haa.haa_busname = "hypervisor";
config_found_ia(self, "hypervisorbus", &mba.mba_haa, mainbus_print);
#endif
}
/*
* Attach the mainbus.
*/
void
mainbus_attach(struct device *parent, struct device *self, void *aux)
{
union mainbus_attach_args mba;
extern void (*setperf_setup)(struct cpu_info *);
extern void (*cpusensors_setup)(struct cpu_info *);
printf("\n");
#if NBIOS > 0
{
mba.mba_bios.ba_name = "bios";
mba.mba_bios.ba_iot = I386_BUS_SPACE_IO;
mba.mba_bios.ba_memt = I386_BUS_SPACE_MEM;
config_found(self, &mba.mba_bios, mainbus_print);
}
#endif
#if NIPMI > 0
{
memset(&mba.mba_iaa, 0, sizeof(mba.mba_iaa));
mba.mba_iaa.iaa_name = "ipmi";
mba.mba_iaa.iaa_iot = I386_BUS_SPACE_IO;
mba.mba_iaa.iaa_memt = I386_BUS_SPACE_MEM;
if (ipmi_probe(&mba.mba_iaa))
config_found(self, &mba.mba_iaa, mainbus_print);
}
#endif
#if NVMT > 0
if (vmt_probe()) {
mba.mba_busname = "vmware";
config_found(self, &mba.mba_busname, mainbus_print);
}
#endif
#if NMPBIOS > 0
if (mpbios_probe(self))
mpbios_scan(self);
#endif
if ((cpu_info_primary.ci_flags & CPUF_PRESENT) == 0) {
struct cpu_attach_args caa;
memset(&caa, 0, sizeof(caa));
caa.caa_name = "cpu";
caa.cpu_number = 0;
caa.cpu_role = CPU_ROLE_SP;
caa.cpu_func = 0;
caa.cpu_signature = cpu_id;
caa.feature_flags = cpu_feature;
config_found(self, &caa, mainbus_print);
}
#if NAMDMSR > 0
if (amdmsr_probe()) {
mba.mba_busname = "amdmsr";
config_found(self, &mba.mba_busname, mainbus_print);
}
#endif
#if NACPI > 0
if (!acpi_hasprocfvs)
#endif
{
if (setperf_setup != NULL)
setperf_setup(&cpu_info_primary);
}
#ifdef MULTIPROCESSOR
mp_setperf_init();
#endif
if (cpusensors_setup != NULL)
cpusensors_setup(&cpu_info_primary);
#if NVESABIOS > 0
if (vbeprobe()) {
mba.mba_busname = "vesabios";
config_found(self, &mba.mba_busname, NULL);
}
#endif
#if NESM > 0
{
memset(&mba.mba_eaa, 0, sizeof(mba.mba_eaa));
mba.mba_eaa.eaa_name = "esm";
mba.mba_eaa.eaa_iot = I386_BUS_SPACE_IO;
mba.mba_eaa.eaa_memt = I386_BUS_SPACE_MEM;
if (esm_probe(&mba.mba_eaa))
config_found(self, &mba.mba_eaa, mainbus_print);
}
#endif
/*
* XXX Note also that the presence of a PCI bus should
* XXX _always_ be checked, and if present the bus should be
* XXX 'found'. However, because of the structure of the code,
* XXX that's not currently possible.
*/
#if NPCI > 0
if (pci_mode_detect() != 0) {
mba.mba_pba.pba_busname = "pci";
mba.mba_pba.pba_iot = I386_BUS_SPACE_IO;
mba.mba_pba.pba_memt = I386_BUS_SPACE_MEM;
mba.mba_pba.pba_dmat = &pci_bus_dma_tag;
mba.mba_pba.pba_domain = pci_ndomains++;
mba.mba_pba.pba_bus = 0;
mba.mba_pba.pba_bridgetag = NULL;
config_found(self, &mba.mba_pba, mainbus_print);
}
#endif
if (!bcmp(ISA_HOLE_VADDR(EISA_ID_PADDR), EISA_ID, EISA_ID_LEN)) {
mba.mba_eba.eba_busname = "eisa";
mba.mba_eba.eba_iot = I386_BUS_SPACE_IO;
mba.mba_eba.eba_memt = I386_BUS_SPACE_MEM;
#if NEISA > 0
mba.mba_eba.eba_dmat = &eisa_bus_dma_tag;
#endif
config_found(self, &mba.mba_eba, mainbus_print);
}
if (isa_has_been_seen == 0) {
mba.mba_iba.iba_busname = "isa";
mba.mba_iba.iba_iot = I386_BUS_SPACE_IO;
mba.mba_iba.iba_memt = I386_BUS_SPACE_MEM;
#if NISADMA > 0
mba.mba_iba.iba_dmat = &isa_bus_dma_tag;
#endif
config_found(self, &mba.mba_iba, mainbus_print);
}
}
/*
* Attach the mainbus.
*/
void
mainbus_attach(device_t parent, device_t self, void *aux)
{
#if NPCI > 0
union mainbus_attach_args mba;
#endif
#if NACPI > 0
int acpi_present = 0;
#endif
#ifdef MPBIOS
int mpbios_present = 0;
#endif
int mpacpi_active = 0;
int numcpus = 0;
#if NACPI > 0 || defined(MPBIOS)
int numioapics = 0;
#endif
#if defined(PCI_BUS_FIXUP)
int pci_maxbus = 0;
#endif
aprint_naive("\n");
aprint_normal("\n");
#ifdef MPBIOS
mpbios_present = mpbios_probe(self);
#endif
#if NPCI > 0
pci_mode = pci_mode_detect();
#if defined(PCI_BUS_FIXUP)
if (pci_mode != 0) {
pci_maxbus = pci_bus_fixup(NULL, 0);
aprint_debug("PCI bus max, after pci_bus_fixup: %i\n",
pci_maxbus);
#if defined(PCI_ADDR_FIXUP)
pciaddr.extent_port = NULL;
pciaddr.extent_mem = NULL;
pci_addr_fixup(NULL, pci_maxbus);
#endif
}
#endif
#endif
#if NACPI > 0
if ((boothowto & RB_MD2) == 0 && acpi_check(self, "acpibus"))
acpi_present = acpi_probe();
/*
* First, see if the MADT contains CPUs, and possibly I/O APICs.
* Building the interrupt routing structures can only
* be done later (via a callback).
*/
if (acpi_present)
mpacpi_active = mpacpi_scan_apics(self, &numcpus, &numioapics);
#endif
if (!mpacpi_active) {
#ifdef MPBIOS
if (mpbios_present)
mpbios_scan(self, &numcpus, &numioapics);
else
#endif
if (numcpus == 0) {
struct cpu_attach_args caa;
memset(&caa, 0, sizeof(caa));
caa.cpu_number = 0;
caa.cpu_role = CPU_ROLE_SP;
caa.cpu_func = 0;
config_found_ia(self, "cpubus", &caa, mainbus_print);
}
}
#if NISADMA > 0 && NACPI > 0
/*
* ACPI needs ISA DMA initialized before they start probing.
*/
isa_dmainit(&x86_isa_chipset, X86_BUS_SPACE_IO, &isa_bus_dma_tag,
self);
#endif
#if NACPI > 0
if (acpi_present) {
mba.mba_acpi.aa_iot = X86_BUS_SPACE_IO;
mba.mba_acpi.aa_memt = X86_BUS_SPACE_MEM;
mba.mba_acpi.aa_pc = NULL;
mba.mba_acpi.aa_pciflags =
PCI_FLAGS_IO_ENABLED | PCI_FLAGS_MEM_ENABLED |
PCI_FLAGS_MRL_OKAY | PCI_FLAGS_MRM_OKAY |
PCI_FLAGS_MWI_OKAY;
mba.mba_acpi.aa_ic = &x86_isa_chipset;
config_found_ia(self, "acpibus", &mba.mba_acpi, 0);
}
#endif
#if NIPMI > 0
memset(&mba.mba_ipmi, 0, sizeof(mba.mba_ipmi));
mba.mba_ipmi.iaa_iot = X86_BUS_SPACE_IO;
mba.mba_ipmi.iaa_memt = X86_BUS_SPACE_MEM;
if (ipmi_probe(&mba.mba_ipmi))
config_found_ia(self, "ipmibus", &mba.mba_ipmi, 0);
#endif
#if NPCI > 0
if (pci_mode != 0) {
mba.mba_pba.pba_iot = X86_BUS_SPACE_IO;
mba.mba_pba.pba_memt = X86_BUS_SPACE_MEM;
mba.mba_pba.pba_dmat = &pci_bus_dma_tag;
mba.mba_pba.pba_dmat64 = &pci_bus_dma64_tag;
mba.mba_pba.pba_pc = NULL;
mba.mba_pba.pba_flags = pci_bus_flags();
mba.mba_pba.pba_bus = 0;
mba.mba_pba.pba_bridgetag = NULL;
#if NACPI > 0 && defined(ACPI_SCANPCI)
if (mpacpi_active)
mpacpi_scan_pci(self, &mba.mba_pba, pcibusprint);
else
#endif
#if defined(MPBIOS) && defined(MPBIOS_SCANPCI)
if (mpbios_scanned != 0)
mpbios_scan_pci(self, &mba.mba_pba, pcibusprint);
else
#endif
config_found_ia(self, "pcibus", &mba.mba_pba, pcibusprint);
#if NACPI > 0
if (mp_verbose)
acpi_pci_link_state();
#endif
}
#endif
#if NISA > 0
if (isa_has_been_seen == 0)
config_found_ia(self, "isabus", &mba_iba, isabusprint);
#endif
if (!pmf_device_register(self, NULL, NULL))
aprint_error_dev(self, "couldn't establish power handler\n");
}
