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+
+/******************************************************************************
+ *
+ * Module Name: amlresrc.h - AML resource descriptors
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2005, R. Byron Moore
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ */
+
+
+#ifndef __AMLRESRC_H
+#define __AMLRESRC_H
+
+
+#define ASL_RESNAME_ADDRESS "_ADR"
+#define ASL_RESNAME_ALIGNMENT "_ALN"
+#define ASL_RESNAME_ADDRESSSPACE "_ASI"
+#define ASL_RESNAME_ACCESSSIZE "_ASZ"
+#define ASL_RESNAME_TYPESPECIFICATTRIBUTES "_ATT"
+#define ASL_RESNAME_BASEADDRESS "_BAS"
+#define ASL_RESNAME_BUSMASTER "_BM_" /* Master(1), Slave(0) */
+#define ASL_RESNAME_DECODE "_DEC"
+#define ASL_RESNAME_DMA "_DMA"
+#define ASL_RESNAME_DMATYPE "_TYP" /* Compatible(0), A(1), B(2), F(3) */
+#define ASL_RESNAME_GRANULARITY "_GRA"
+#define ASL_RESNAME_INTERRUPT "_INT"
+#define ASL_RESNAME_INTERRUPTLEVEL "_LL_" /* active_lo(1), active_hi(0) */
+#define ASL_RESNAME_INTERRUPTSHARE "_SHR" /* Shareable(1), no_share(0) */
+#define ASL_RESNAME_INTERRUPTTYPE "_HE_" /* Edge(1), Level(0) */
+#define ASL_RESNAME_LENGTH "_LEN"
+#define ASL_RESNAME_MEMATTRIBUTES "_MTP" /* Memory(0), Reserved(1), ACPI(2), NVS(3) */
+#define ASL_RESNAME_MEMTYPE "_MEM" /* non_cache(0), Cacheable(1) Cache+combine(2), Cache+prefetch(3) */
+#define ASL_RESNAME_MAXADDR "_MAX"
+#define ASL_RESNAME_MINADDR "_MIN"
+#define ASL_RESNAME_MAXTYPE "_MAF"
+#define ASL_RESNAME_MINTYPE "_MIF"
+#define ASL_RESNAME_REGISTERBITOFFSET "_RBO"
+#define ASL_RESNAME_REGISTERBITWIDTH "_RBW"
+#define ASL_RESNAME_RANGETYPE "_RNG"
+#define ASL_RESNAME_READWRITETYPE "_RW_" /* read_only(0), Writeable (1) */
+#define ASL_RESNAME_TRANSLATION "_TRA"
+#define ASL_RESNAME_TRANSTYPE "_TRS" /* Sparse(1), Dense(0) */
+#define ASL_RESNAME_TYPE "_TTP" /* Translation(1), Static (0) */
+#define ASL_RESNAME_XFERTYPE "_SIz" /* 8(0), 8_and16(1), 16(2) */
+
+
+/* Default sizes for "small" resource descriptors */
+
+#define ASL_RDESC_IRQ_SIZE 0x02
+#define ASL_RDESC_DMA_SIZE 0x02
+#define ASL_RDESC_ST_DEPEND_SIZE 0x00
+#define ASL_RDESC_END_DEPEND_SIZE 0x00
+#define ASL_RDESC_IO_SIZE 0x07
+#define ASL_RDESC_FIXED_IO_SIZE 0x03
+#define ASL_RDESC_END_TAG_SIZE 0x01
+
+
+struct asl_resource_node
+{
+ u32 buffer_length;
+ void *buffer;
+ struct asl_resource_node *next;
+};
+
+
+/*
+ * Resource descriptors defined in the ACPI specification.
+ *
+ * Packing/alignment must be BYTE because these descriptors
+ * are used to overlay the AML byte stream.
+ */
+#pragma pack(1)
+
+struct asl_irq_format_desc
+{
+ u8 descriptor_type;
+ u16 irq_mask;
+ u8 flags;
+};
+
+
+struct asl_irq_noflags_desc
+{
+ u8 descriptor_type;
+ u16 irq_mask;
+};
+
+
+struct asl_dma_format_desc
+{
+ u8 descriptor_type;
+ u8 dma_channel_mask;
+ u8 flags;
+};
+
+
+struct asl_start_dependent_desc
+{
+ u8 descriptor_type;
+ u8 flags;
+};
+
+
+struct asl_start_dependent_noprio_desc
+{
+ u8 descriptor_type;
+};
+
+
+struct asl_end_dependent_desc
+{
+ u8 descriptor_type;
+};
+
+
+struct asl_io_port_desc
+{
+ u8 descriptor_type;
+ u8 information;
+ u16 address_min;
+ u16 address_max;
+ u8 alignment;
+ u8 length;
+};
+
+
+struct asl_fixed_io_port_desc
+{
+ u8 descriptor_type;
+ u16 base_address;
+ u8 length;
+};
+
+
+struct asl_small_vendor_desc
+{
+ u8 descriptor_type;
+ u8 vendor_defined[7];
+};
+
+
+struct asl_end_tag_desc
+{
+ u8 descriptor_type;
+ u8 checksum;
+};
+
+
+/* LARGE descriptors */
+
+struct asl_memory_24_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 information;
+ u16 address_min;
+ u16 address_max;
+ u16 alignment;
+ u16 range_length;
+};
+
+
+struct asl_large_vendor_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 vendor_defined[1];
+};
+
+
+struct asl_memory_32_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 information;
+ u32 address_min;
+ u32 address_max;
+ u32 alignment;
+ u32 range_length;
+};
+
+
+struct asl_fixed_memory_32_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 information;
+ u32 base_address;
+ u32 range_length;
+};
+
+
+struct asl_extended_address_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 resource_type;
+ u8 flags;
+ u8 specific_flags;
+ u8 revision_iD;
+ u8 reserved;
+ u64 granularity;
+ u64 address_min;
+ u64 address_max;
+ u64 translation_offset;
+ u64 address_length;
+ u64 type_specific_attributes;
+ u8 optional_fields[2]; /* Used for length calculation only */
+};
+
+#define ASL_EXTENDED_ADDRESS_DESC_REVISION 1 /* ACPI 3.0 */
+
+
+struct asl_qword_address_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 resource_type;
+ u8 flags;
+ u8 specific_flags;
+ u64 granularity;
+ u64 address_min;
+ u64 address_max;
+ u64 translation_offset;
+ u64 address_length;
+ u8 optional_fields[2];
+};
+
+
+struct asl_dword_address_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 resource_type;
+ u8 flags;
+ u8 specific_flags;
+ u32 granularity;
+ u32 address_min;
+ u32 address_max;
+ u32 translation_offset;
+ u32 address_length;
+ u8 optional_fields[2];
+};
+
+
+struct asl_word_address_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 resource_type;
+ u8 flags;
+ u8 specific_flags;
+ u16 granularity;
+ u16 address_min;
+ u16 address_max;
+ u16 translation_offset;
+ u16 address_length;
+ u8 optional_fields[2];
+};
+
+
+struct asl_extended_xrupt_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 flags;
+ u8 table_length;
+ u32 interrupt_number[1];
+ /* res_source_index, res_source optional fields follow */
+};
+
+
+struct asl_general_register_desc
+{
+ u8 descriptor_type;
+ u16 length;
+ u8 address_space_id;
+ u8 bit_width;
+ u8 bit_offset;
+ u8 access_size; /* ACPI 3.0, was Reserved */
+ u64 address;
+};
+
+/* restore default alignment */
+
+#pragma pack()
+
+/* Union of all resource descriptors, so we can allocate the worst case */
+
+union asl_resource_desc
+{
+ struct asl_irq_format_desc irq;
+ struct asl_dma_format_desc dma;
+ struct asl_start_dependent_desc std;
+ struct asl_end_dependent_desc end;
+ struct asl_io_port_desc iop;
+ struct asl_fixed_io_port_desc fio;
+ struct asl_small_vendor_desc smv;
+ struct asl_end_tag_desc et;
+
+ struct asl_memory_24_desc M24;
+ struct asl_large_vendor_desc lgv;
+ struct asl_memory_32_desc M32;
+ struct asl_fixed_memory_32_desc F32;
+ struct asl_qword_address_desc qas;
+ struct asl_dword_address_desc das;
+ struct asl_word_address_desc was;
+ struct asl_extended_address_desc eas;
+ struct asl_extended_xrupt_desc exx;
+ struct asl_general_register_desc grg;
+ u32 u32_item;
+ u16 u16_item;
+ u8 U8item;
+};
+
+
+#endif
+
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.