/*- * Copyright (c) 2000 Mitsuru IWASAKI * Copyright (c) 2000 Munehiro Matsuda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id: acpica_osd.h,v 1.3 2000/08/09 14:47:48 iwasaki Exp $ * $FreeBSD$ */ #include #include #include #include #include #include #include #include #include #include "pcib_if.h" /* * ACPICA compatibility */ static UINT32 OsdInX(ACPI_IO_ADDRESS, int); static void OsdOutX(ACPI_IO_ADDRESS, UINT32, int); /* * New-bus dependent code */ static device_t get_pcib_device(void); static __inline device_t get_pcib_device() { device_t nexus, pcib; if ((nexus = device_find_child(root_bus, "nexus", 0)) == NULL) { return (NULL); } if ((pcib = device_find_child(nexus, "pcib", 0)) == NULL) { return (NULL); } return (pcib); } /* * Platform/Hardware independent I/O interfaces */ static __inline UINT32 OsdInX(ACPI_IO_ADDRESS InPort, int bytes) { bus_space_tag_t bst; bus_space_handle_t bsh; UINT32 retval; bst = ACPI_BUS_SPACE_IO; bsh = InPort; switch (bytes) { case 1: retval = bus_space_read_1(bst, bsh, 0); break; case 2: retval = bus_space_read_2(bst, bsh, 0); break; case 4: retval = bus_space_read_4(bst, bsh, 0); break; default: printf("OsdInX: wrong length to read\n"); retval = 0; } return (retval); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif UINT8 OsdIn8(ACPI_IO_ADDRESS InPort) { return (OsdInX(InPort, 1) & 0xff); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif UINT16 OsdIn16(ACPI_IO_ADDRESS InPort) { return (OsdInX(InPort, 2) & 0xffff); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif UINT32 OsdIn32(ACPI_IO_ADDRESS InPort) { return (OsdInX(InPort, 4)); } static __inline void OsdOutX(ACPI_IO_ADDRESS OutPort, UINT32 Value, int bytes) { bus_space_tag_t bst; bus_space_handle_t bsh; bst = ACPI_BUS_SPACE_IO; bsh = OutPort; switch (bytes) { case 1: bus_space_write_1(bst, bsh, 0, Value & 0xff); break; case 2: bus_space_write_2(bst, bsh, 0, Value & 0xffff); break; case 4: bus_space_write_4(bst, bsh, 0, Value); break; default: printf("OsdOutX: wrong length to write\n"); } } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif void OsdOut8(ACPI_IO_ADDRESS OutPort, UINT8 Value) { OsdOutX(OutPort, Value, 1); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif void OsdOut16(ACPI_IO_ADDRESS OutPort, UINT16 Value) { OsdOutX(OutPort, Value, 2); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif void OsdOut32(ACPI_IO_ADDRESS OutPort, UINT32 Value) { OsdOutX(OutPort, Value, 4); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdMapMemory(void *PhysicalAddress, UINT32 Length, void **LogicalAddress) { vm_offset_t PhysicalEnd; vm_offset_t PhysicalOffs; PhysicalEnd = (vm_offset_t)PhysicalAddress + Length; if (PhysicalEnd < 1024 * 1024) { /* * The first 1Mb is mapped at KERNBASE. */ *LogicalAddress = (void *)(uintptr_t) (KERNBASE + (vm_offset_t)PhysicalAddress); } else { PhysicalOffs = (vm_offset_t)PhysicalAddress - trunc_page((vm_offset_t)PhysicalAddress); *LogicalAddress = (caddr_t) pmap_mapdev((vm_offset_t)PhysicalAddress - PhysicalOffs, Length + PhysicalOffs) + PhysicalOffs; } return (AE_OK); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif void OsdUnMapMemory(void *LogicalAddress, UINT32 Length) { if ((vm_offset_t)LogicalAddress + Length - KERNBASE >= 1024 * 1024) { pmap_unmapdev((vm_offset_t)LogicalAddress, Length); } } /* * Standard access to PCI configuration space */ static __inline ACPI_STATUS OsdReadPciCfg(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT32 *Value, int bytes) { static device_t pcib = NULL; if (pcib == NULL && (pcib = get_pcib_device()) == NULL) { return (AE_ERROR); } *Value = PCIB_READ_CONFIG(pcib, Bus, (DeviceFunction >> 16) & 0xff, DeviceFunction & 0xff, Register, bytes); return (AE_OK); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdReadPciCfgByte(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT8 *Value) { ACPI_STATUS status; UINT32 tmp; status = OsdReadPciCfg(Bus, DeviceFunction, Register, &tmp, 1); *Value = tmp & 0xff; return (status); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdReadPciCfgWord(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT16 *Value) { ACPI_STATUS status; UINT32 tmp; status = OsdReadPciCfg(Bus, DeviceFunction, Register, &tmp, 2); *Value = tmp & 0xffff; return (status); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdReadPciCfgDword(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT32 *Value) { ACPI_STATUS status; UINT32 tmp; status = OsdReadPciCfg(Bus, DeviceFunction, Register, &tmp, 2); *Value = tmp; return (status); } static __inline ACPI_STATUS OsdWritePciCfg(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT32 Value, int bytes) { static device_t pcib = NULL; if (pcib == NULL && (pcib = get_pcib_device()) == NULL) { return (AE_ERROR); } PCIB_WRITE_CONFIG(pcib, Bus, (DeviceFunction >> 16) & 0xff, DeviceFunction & 0xff, Register, Value, bytes); return (AE_OK); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdWritePciCfgByte(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT8 Value) { return (OsdWritePciCfg(Bus, DeviceFunction, Register, (UINT32) Value, 1)); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdWritePciCfgWord(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT16 Value) { return (OsdWritePciCfg(Bus, DeviceFunction, Register, (UINT32) Value, 2)); } #ifndef ACPI_NO_OSDFUNC_INLINE static __inline #endif ACPI_STATUS OsdWritePciCfgDword(UINT32 Bus, UINT32 DeviceFunction, UINT32 Register, UINT32 Value) { return (OsdWritePciCfg(Bus, DeviceFunction, Register, Value, 4)); }