| 1 | /* $NetBSD: acpi_mcfg.h,v 1.1 2015/10/02 05:22:52 msaitoh Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (C) 2015 NONAKA Kimihiro <nonaka@NetBSD.org> |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 21 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 22 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 23 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 25 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef _SYS_DEV_ACPI_ACPI_MCFG_H |
| 29 | #define _SYS_DEV_ACPI_ACPI_MCFG_H |
| 30 | |
| 31 | struct acpimcfg_ops; |
| 32 | void acpimcfg_probe(struct acpi_softc *); |
| 33 | int acpimcfg_init(bus_space_tag_t, const struct acpimcfg_ops *); |
| 34 | int acpimcfg_map_bus(device_t, pci_chipset_tag_t, int); |
| 35 | |
| 36 | int acpimcfg_conf_read(pci_chipset_tag_t, pcitag_t, int, pcireg_t *); |
| 37 | int acpimcfg_conf_write(pci_chipset_tag_t, pcitag_t, int, pcireg_t); |
| 38 | |
| 39 | struct acpimcfg_ops { |
| 40 | /* validate MCFG memory region */ |
| 41 | bool (*ao_validate)(uint64_t, int, int *); |
| 42 | |
| 43 | /* override default bus_space(9) function */ |
| 44 | uint32_t (*ao_read)(bus_space_tag_t, bus_space_handle_t, |
| 45 | bus_addr_t); |
| 46 | void (*ao_write)(bus_space_tag_t, bus_space_handle_t, |
| 47 | bus_addr_t, uint32_t); |
| 48 | }; |
| 49 | |
| 50 | #define ACPIMCFG_SIZE_PER_BUS (PCI_EXTCONF_SIZE * 32/*dev*/ * 8/*func*/) |
| 51 | |
| 52 | bool acpimcfg_default_validate(uint64_t, int, int *); |
| 53 | uint32_t acpimcfg_default_read(bus_space_tag_t, bus_space_handle_t, |
| 54 | bus_addr_t); |
| 55 | void acpimcfg_default_write(bus_space_tag_t, bus_space_handle_t, |
| 56 | bus_addr_t, uint32_t); |
| 57 | |
| 58 | #endif /* _SYS_DEV_ACPI_ACPI_PCI_H */ |
| 59 | |