Lines Matching +full:trigger +full:- +full:address
1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * boot.c - Architecture-Specific Low-Level ACPI Boot Support
22 #include <linux/efi-bgrt.h>
74 * ->device_hotplug_lock
75 * ->acpi_ioapic_lock
76 * ->ioapic_lock
78 * ->acpi_ioapic_lock
79 * ->ioapic_mutex
80 * ->ioapic_lock
85 /* --------------------------------------------------------------------------
86 Boot-time Configuration
87 -------------------------------------------------------------------------- */
131 return -EINVAL; in acpi_parse_madt()
136 return -ENODEV; in acpi_parse_madt()
139 if (madt->address) { in acpi_parse_madt()
140 acpi_lapic_addr = (u64) madt->address; in acpi_parse_madt()
142 pr_debug("Local APIC address 0x%08x\n", madt->address); in acpi_parse_madt()
145 if (madt->flags & ACPI_MADT_PCAT_COMPAT) in acpi_parse_madt()
154 default_acpi_madt_oem_check(madt->header.oem_id, in acpi_parse_madt()
155 madt->header.oem_table_id); in acpi_parse_madt()
184 return -EINVAL; in acpi_parse_x2apic()
186 acpi_table_print_madt_entry(&header->common); in acpi_parse_x2apic()
189 apic_id = processor->local_apic_id; in acpi_parse_x2apic()
190 enabled = processor->lapic_flags & ACPI_MADT_ENABLED; in acpi_parse_x2apic()
197 if (!acpi_is_processor_usable(processor->lapic_flags)) in acpi_parse_x2apic()
201 …://uefi.org/specs/ACPI/6.5/05_ACPI_Software_Programming_Model.html#processor-local-x2apic-structure in acpi_parse_x2apic()
221 topology_register_apic(apic_id, processor->uid, enabled); in acpi_parse_x2apic()
237 return -EINVAL; in acpi_check_lapic()
240 if (processor->id == 0xff) in acpi_check_lapic()
244 if (!acpi_is_processor_usable(processor->lapic_flags)) in acpi_check_lapic()
259 return -EINVAL; in acpi_parse_lapic()
261 acpi_table_print_madt_entry(&header->common); in acpi_parse_lapic()
264 if (processor->id == 0xff) in acpi_parse_lapic()
268 if (!acpi_is_processor_usable(processor->lapic_flags)) in acpi_parse_lapic()
278 topology_register_apic(processor->id, /* APIC ID */ in acpi_parse_lapic()
279 processor->processor_id, /* ACPI ID */ in acpi_parse_lapic()
280 processor->lapic_flags & ACPI_MADT_ENABLED); in acpi_parse_lapic()
293 return -EINVAL; in acpi_parse_sapic()
295 acpi_table_print_madt_entry(&header->common); in acpi_parse_sapic()
297 topology_register_apic((processor->id << 8) | processor->eid,/* APIC ID */ in acpi_parse_sapic()
298 processor->processor_id, /* ACPI ID */ in acpi_parse_sapic()
299 processor->lapic_flags & ACPI_MADT_ENABLED); in acpi_parse_sapic()
313 return -EINVAL; in acpi_parse_lapic_addr_ovr()
315 acpi_table_print_madt_entry(&header->common); in acpi_parse_lapic_addr_ovr()
317 acpi_lapic_addr = lapic_addr_ovr->address; in acpi_parse_lapic_addr_ovr()
331 return -EINVAL; in acpi_parse_x2apic_nmi()
333 acpi_table_print_madt_entry(&header->common); in acpi_parse_x2apic_nmi()
335 if (x2apic_nmi->lint != 1) in acpi_parse_x2apic_nmi()
349 return -EINVAL; in acpi_parse_lapic_nmi()
351 acpi_table_print_madt_entry(&header->common); in acpi_parse_lapic_nmi()
353 if (lapic_nmi->lint != 1) in acpi_parse_lapic_nmi()
364 u8 trigger, u32 gsi);
366 static void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, in mp_override_legacy_irq() argument
379 * erroneously sets the trigger to level, resulting in a HUGE in mp_override_legacy_irq()
382 if ((bus_irq == 0) && (trigger == 3)) in mp_override_legacy_irq()
383 trigger = 1; in mp_override_legacy_irq()
385 if (mp_register_ioapic_irq(bus_irq, polarity, trigger, gsi) < 0) in mp_override_legacy_irq()
397 static void mp_config_acpi_gsi(struct device *dev, u32 gsi, int trigger, in mp_config_acpi_gsi() argument
414 number = pdev->bus->number; in mp_config_acpi_gsi()
415 devfn = pdev->devfn; in mp_config_acpi_gsi()
416 pin = pdev->pin; in mp_config_acpi_gsi()
420 mp_irq.irqflag = (trigger == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) | in mp_config_acpi_gsi()
423 mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3); in mp_config_acpi_gsi()
433 u8 trigger, u32 gsi) in mp_register_ioapic_irq() argument
449 mp_irq.irqflag = (trigger << 2) | polarity; in mp_register_ioapic_irq()
472 return -EINVAL; in acpi_parse_ioapic()
474 acpi_table_print_madt_entry(&header->common); in acpi_parse_ioapic()
477 if (ioapic->global_irq_base < nr_legacy_irqs()) in acpi_parse_ioapic()
480 mp_register_ioapic(ioapic->id, ioapic->address, ioapic->global_irq_base, in acpi_parse_ioapic()
489 static void __init acpi_sci_ioapic_setup(u8 bus_irq, u16 polarity, u16 trigger, u32 gsi) in acpi_sci_ioapic_setup() argument
491 if (trigger == 0) /* compatible SCI trigger is level */ in acpi_sci_ioapic_setup()
492 trigger = 3; in acpi_sci_ioapic_setup()
497 /* Command-line over-ride via acpi_sci= */ in acpi_sci_ioapic_setup()
499 trigger = (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) >> 2; in acpi_sci_ioapic_setup()
505 mp_override_legacy_irq(bus_irq, polarity, trigger, gsi); in acpi_sci_ioapic_setup()
507 mp_register_ioapic_irq(bus_irq, polarity, trigger, gsi); in acpi_sci_ioapic_setup()
509 acpi_penalize_sci_irq(bus_irq, trigger, polarity); in acpi_sci_ioapic_setup()
512 * stash over-ride to indicate we've been here in acpi_sci_ioapic_setup()
528 return -EINVAL; in acpi_parse_int_src_ovr()
530 acpi_table_print_madt_entry(&header->common); in acpi_parse_int_src_ovr()
532 if (intsrc->source_irq < NR_IRQS_LEGACY) in acpi_parse_int_src_ovr()
533 acpi_int_src_ovr[intsrc->source_irq] = true; in acpi_parse_int_src_ovr()
535 if (intsrc->source_irq == acpi_gbl_FADT.sci_interrupt) { in acpi_parse_int_src_ovr()
536 acpi_sci_ioapic_setup(intsrc->source_irq, in acpi_parse_int_src_ovr()
537 intsrc->inti_flags & ACPI_MADT_POLARITY_MASK, in acpi_parse_int_src_ovr()
538 (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2, in acpi_parse_int_src_ovr()
539 intsrc->global_irq); in acpi_parse_int_src_ovr()
543 if (intsrc->source_irq == 0) { in acpi_parse_int_src_ovr()
549 if ((intsrc->global_irq == 2) && acpi_fix_pin2_polarity in acpi_parse_int_src_ovr()
550 && (intsrc->inti_flags & ACPI_MADT_POLARITY_MASK)) { in acpi_parse_int_src_ovr()
551 intsrc->inti_flags &= ~ACPI_MADT_POLARITY_MASK; in acpi_parse_int_src_ovr()
556 mp_override_legacy_irq(intsrc->source_irq, in acpi_parse_int_src_ovr()
557 intsrc->inti_flags & ACPI_MADT_POLARITY_MASK, in acpi_parse_int_src_ovr()
558 (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2, in acpi_parse_int_src_ovr()
559 intsrc->global_irq); in acpi_parse_int_src_ovr()
572 return -EINVAL; in acpi_parse_nmi_src()
574 acpi_table_print_madt_entry(&header->common); in acpi_parse_nmi_src()
586 * use ELCR to set PIC-mode trigger type for SCI
588 * If a PIC-mode SCI is not recognized or gives spurious IRQ7's
589 * it may require Edge Trigger -- use "acpi_sci=edge"
591 * Port 0x4d0-4d1 are ELCR1 and ELCR2, the Edge/Level Control Registers
593 * ELCR1 is IRQs 0-7 (IRQ 0, 1, 2 must be 0)
594 * ELCR2 is IRQs 8-15 (IRQ 8, 13 must be 0)
597 void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger) in acpi_pic_sci_set_trigger() argument
616 switch (trigger) { in acpi_pic_sci_set_trigger()
617 case 1: /* Edge - clear */ in acpi_pic_sci_set_trigger()
620 case 3: /* Level - set */ in acpi_pic_sci_set_trigger()
635 int rc, irq, trigger, polarity; in acpi_gsi_to_irq() local
642 rc = acpi_get_override_irq(gsi, &trigger, &polarity); in acpi_gsi_to_irq()
646 trigger = trigger ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; in acpi_gsi_to_irq()
648 irq = acpi_register_gsi(NULL, gsi, trigger, polarity); in acpi_gsi_to_irq()
665 return -1; in acpi_isa_irq_to_gsi()
669 int trigger, int polarity) in acpi_register_gsi_pic() argument
673 * Make sure all (legacy) PCI IRQs are set as level-triggered. in acpi_register_gsi_pic()
675 if (trigger == ACPI_LEVEL_SENSITIVE) in acpi_register_gsi_pic()
684 int trigger, int polarity) in acpi_register_gsi_ioapic() argument
692 trigger = trigger == ACPI_EDGE_SENSITIVE ? 0 : 1; in acpi_register_gsi_ioapic()
694 ioapic_set_alloc_attr(&info, node, trigger, polarity); in acpi_register_gsi_ioapic()
700 mp_config_acpi_gsi(dev, gsi, trigger, polarity); in acpi_register_gsi_ioapic()
722 int trigger, int polarity) = acpi_register_gsi_pic;
735 int acpi_register_gsi(struct device *dev, u32 gsi, int trigger, int polarity) in acpi_register_gsi() argument
737 return __acpi_register_gsi(dev, gsi, trigger, polarity); in acpi_register_gsi()
808 int ret = -ENOSYS; in acpi_register_ioapic()
826 return -EINVAL; in acpi_register_ioapic()
842 int ret = -ENOSYS; in acpi_unregister_ioapic()
855 * acpi_ioapic_registered - Check whether IOAPIC associated with @gsi_base
880 sbf_port = sb->cmos_index; /* Save CMOS port */ in acpi_parse_sbf()
894 if (hpet_tbl->address.space_id != ACPI_SPACE_MEM) { in acpi_parse_hpet()
896 return -1; in acpi_parse_hpet()
899 hpet_address = hpet_tbl->address.address; in acpi_parse_hpet()
900 hpet_blockid = hpet_tbl->sequence; in acpi_parse_hpet()
907 pr_warn("HPET id: %#x base: %#lx is invalid\n", hpet_tbl->id, hpet_address); in acpi_parse_hpet()
919 hpet_tbl->id); in acpi_parse_hpet()
924 hpet_tbl->id); in acpi_parse_hpet()
928 pr_info("HPET id: %#x base: %#lx\n", hpet_tbl->id, hpet_address); in acpi_parse_hpet()
938 hpet_res->name = (void *)&hpet_res[1]; in acpi_parse_hpet()
939 hpet_res->flags = IORESOURCE_MEM; in acpi_parse_hpet()
940 snprintf((char *)hpet_res->name, HPET_RESOURCE_NAME_SIZE, "HPET %u", in acpi_parse_hpet()
941 hpet_tbl->sequence); in acpi_parse_hpet()
943 hpet_res->start = hpet_address; in acpi_parse_hpet()
944 hpet_res->end = hpet_address + (1 * 1024) - 1; in acpi_parse_hpet()
999 pmtmr_ioport = acpi_gbl_FADT.xpm_timer_block.address; in acpi_parse_fadt()
1012 pr_info("PM-Timer IO Port: %#x\n", pmtmr_ioport); in acpi_parse_fadt()
1028 return -ENODEV; in early_acpi_parse_madt_lapic_addr_ovr()
1031 * Note that the LAPIC address is obtained from the MADT (32-bit value) in early_acpi_parse_madt_lapic_addr_ovr()
1032 * and (optionally) overridden by a LAPIC_ADDR_OVR entry (64-bit value). in early_acpi_parse_madt_lapic_addr_ovr()
1038 pr_err("Error parsing LAPIC address override entry\n"); in early_acpi_parse_madt_lapic_addr_ovr()
1054 return -ENODEV; in acpi_parse_madt_lapic_entries()
1085 return -ENODEV; in acpi_parse_madt_lapic_entries()
1121 * Use the default configuration for the IRQs 0-15. Unless in mp_config_acpi_legacy_irqs()
1147 if (irq->srcbus == MP_ISA_BUS && irq->srcbusirq == i) in mp_config_acpi_legacy_irqs()
1151 if (irq->dstapic == dstapic && irq->dstirq == pin) in mp_config_acpi_legacy_irqs()
1182 * so if it is off, don't enumerate the io-apics with ACPI. in acpi_parse_madt_ioapic_entries()
1187 return -ENODEV; in acpi_parse_madt_ioapic_entries()
1190 return -ENODEV; in acpi_parse_madt_ioapic_entries()
1193 * if "noapic" boot option, don't look for IO-APICs in acpi_parse_madt_ioapic_entries()
1197 return -ENODEV; in acpi_parse_madt_ioapic_entries()
1204 return -ENODEV; in acpi_parse_madt_ioapic_entries()
1245 return -1; in acpi_parse_madt_ioapic_entries()
1264 if (error == -EINVAL) { in early_acpi_process_madt()
1290 * Parse MADT IO-APIC entries in acpi_process_madt()
1309 if (error == -EINVAL) { in acpi_process_madt()
1323 pr_warn("No APIC-table, disabling MPS\n"); in acpi_process_madt()
1329 * ACPI supports both logical (e.g. Hyper-Threading) and physical in acpi_process_madt()
1343 pr_notice("%s detected: force use of acpi=noirq\n", d->ident); in disable_acpi_irq()
1352 pr_notice("%s detected: force use of pci=noacpi\n", d->ident); in disable_acpi_pci()
1361 pr_notice("%s detected: force use of acpi=rsdt\n", d->ident); in disable_acpi_xsdt()
1372 pr_notice("%s detected: acpi off\n", d->ident); in dmi_disable_acpi()
1387 d->ident); in dmi_ignore_irq0_timer_override()
1398 * We initialize the Hardware-reduced ACPI model here:
1419 * works for you, please contact linux-acpi@vger.kernel.org
1475 .ident = "ASUS PR-DLS",
1478 DMI_MATCH(DMI_BOARD_NAME, "PR-DLS"),
1480 "ASUS PR-DLS ACPI BIOS Revision 1010"),
1497 .ident = "Advantech DAC-BJ01",
1508 /* second table for DMI checks that should run after early-quirks */
1524 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1532 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1540 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1548 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1568 * 3. enumerates io-apics
1593 * Initialize the ACPI boot-time table parser. in acpi_boot_table_init()
1629 * Hardware-reduced ACPI mode initialization: in early_acpi_boot_init()
1638 /* those are executed after early-quirks are executed */ in acpi_boot_init()
1650 * set sci_int and PM timer address in acpi_boot_init()
1674 return -EINVAL; in parse_acpi()
1680 /* acpi=force to over-ride black-list */ in parse_acpi()
1685 /* acpi=strict disables out-of-spec workarounds */ in parse_acpi()
1706 return -EINVAL; in parse_acpi()
1731 /* mptable code is not built-in*/ in acpi_mps_check()
1733 …pr_warn("MPS support code is not built-in, using acpi=off or acpi=noirq or pci=noacpi may have pro… in acpi_mps_check()
1759 return -EINVAL; in setup_acpi_sci()
1773 return -EINVAL; in setup_acpi_sci()
1791 return -1; in __acpi_acquire_global_lock()