Signed-off-by: Igor Mammedov <imamm...@redhat.com>
---
hw/acpi/aml-build.c | 161 ++++++++++++++++++++++++++++++++++++++++++++
include/hw/acpi/aml-build.h | 72 ++++++++++++++++++++
2 files changed, 233 insertions(+)
diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c
index 1b23459..bfebdb4 100644
--- a/hw/acpi/aml-build.c
+++ b/hw/acpi/aml-build.c
@@ -755,3 +755,164 @@ Aml *aml_eisaid(const char *str)
build_append_value(var->buf, bswap32(id), sizeof(id));
return var;
}
+
+/* ACPI 1.0b: 6.4.3.5.5 Word Address Space Descriptor: bytes 3-5 */
+static Aml *aml_as_desc_header(AmlResourceType type, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlDecode dec,
+ uint8_t type_flags)
+{
+ uint8_t flags = max_fixed | min_fixed | dec;
+ Aml *var = aml_alloc();
+
+ build_append_byte(var->buf, type);
+ build_append_byte(var->buf, flags);
+ build_append_byte(var->buf, type_flags); /* Type Specific Flags */
+ return var;
+}
+
+/* ACPI 1.0b: 6.4.3.5.5 Word Address Space Descriptor */
+static Aml *aml_word_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlDecode dec,
+ uint16_t addr_gran, uint16_t addr_min,
+ uint16_t addr_max, uint16_t addr_trans,
+ uint16_t len, uint8_t type_flags)
+{
+ Aml *var = aml_alloc();
+
+ build_append_byte(var->buf, 0x88); /* Word Address Space Descriptor */
+ /* minimum length since we do not encode optional fields */
+ build_append_byte(var->buf, 0x0D);
+ build_append_byte(var->buf, 0x0);
+
+ aml_append(var,
+ aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
+ build_append_value(var->buf, addr_gran, sizeof(addr_gran));
+ build_append_value(var->buf, addr_min, sizeof(addr_min));
+ build_append_value(var->buf, addr_max, sizeof(addr_max));
+ build_append_value(var->buf, addr_trans, sizeof(addr_trans));
+ build_append_value(var->buf, len, sizeof(len));
+ return var;
+}
+
+/* ACPI 1.0b: 6.4.3.5.3 DWord Address Space Descriptor */
+static Aml *aml_dword_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlDecode dec,
+ uint32_t addr_gran, uint32_t addr_min,
+ uint32_t addr_max, uint32_t addr_trans,
+ uint32_t len, uint8_t type_flags)
+{
+ Aml *var = aml_alloc();
+
+ build_append_byte(var->buf, 0x87); /* DWord Address Space Descriptor */
+ /* minimum length since we do not encode optional fields */
+ build_append_byte(var->buf, 23);
+ build_append_byte(var->buf, 0x0);
+
+
+ aml_append(var,
+ aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
+ build_append_value(var->buf, addr_gran, sizeof(addr_gran));
+ build_append_value(var->buf, addr_min, sizeof(addr_min));
+ build_append_value(var->buf, addr_max, sizeof(addr_max));
+ build_append_value(var->buf, addr_trans, sizeof(addr_trans));
+ build_append_value(var->buf, len, sizeof(len));
+ return var;
+}
+
+/* ACPI 1.0b: 6.4.3.5.1 QWord Address Space Descriptor */
+static Aml *aml_qword_as_desc(AmlResourceType type, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlDecode dec,
+ uint64_t addr_gran, uint64_t addr_min,
+ uint64_t addr_max, uint64_t addr_trans,
+ uint64_t len, uint8_t type_flags)
+{
+ Aml *var = aml_alloc();
+
+ build_append_byte(var->buf, 0x8A); /* QWord Address Space Descriptor */
+ /* minimum length since we do not encode optional fields */
+ build_append_byte(var->buf, 0x2B);
+ build_append_byte(var->buf, 0x0);
+
+ aml_append(var,
+ aml_as_desc_header(type, min_fixed, max_fixed, dec, type_flags));
+ build_append_value(var->buf, addr_gran, sizeof(addr_gran));
+ build_append_value(var->buf, addr_min, sizeof(addr_min));
+ build_append_value(var->buf, addr_max, sizeof(addr_max));
+ build_append_value(var->buf, addr_trans, sizeof(addr_trans));
+ build_append_value(var->buf, len, sizeof(len));
+ return var;
+}
+
+/*
+ * ACPI 1.0b: 6.4.3.5.6 ASL Macros for WORD Address Descriptor
+ *
+ * More verbose description at:
+ * ACPI 5.0: 19.5.141 WordBusNumber (Word Bus Number Resource Descriptor Macro)
+ */
+Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
+ AmlDecode dec, uint16_t addr_gran,
+ uint16_t addr_min, uint16_t addr_max,
+ uint16_t addr_trans, uint16_t len)
+
+{
+ return aml_word_as_desc(aml_bus_number_range, min_fixed, max_fixed, dec,
+ addr_gran, addr_min, addr_max, addr_trans, len, 0);
+}
+
+/*
+ * ACPI 1.0b: 6.4.3.5.6 ASL Macros for WORD Address Descriptor
+ *
+ * More verbose description at:
+ * ACPI 5.0: 19.5.142 WordIO (Word IO Resource Descriptor Macro)
+ */
+Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
+ AmlDecode dec, AmlISARanges isa_ranges,
+ uint16_t addr_gran, uint16_t addr_min,
+ uint16_t addr_max, uint16_t addr_trans,
+ uint16_t len)
+
+{
+ return aml_word_as_desc(aml_io_range, min_fixed, max_fixed, dec,
+ addr_gran, addr_min, addr_max, addr_trans, len,
+ isa_ranges);
+}
+
+/*
+ * ACPI 1.0b: 6.4.3.5.4 ASL Macros for DWORD Address Space Descriptor
+ *
+ * More verbose description at:
+ * ACPI 5.0: 19.5.34 DWordMemory (DWord Memory Resource Descriptor Macro)
+ */
+Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlCacheble cacheable,
+ AmlReadAndWrite read_and_write,
+ uint32_t addr_gran, uint32_t addr_min,
+ uint32_t addr_max, uint32_t addr_trans,
+ uint32_t len)
+{
+ uint8_t flags = read_and_write | (cacheable << 1);
+
+ return aml_dword_as_desc(aml_memory_range, min_fixed, max_fixed,
+ dec, addr_gran, addr_min, addr_max,
+ addr_trans, len, flags);
+}
+
+/*
+ * ACPI 1.0b: 6.4.3.5.2 ASL Macros for QWORD Address Space Descriptor
+ *
+ * More verbose description at:
+ * ACPI 5.0: 19.5.102 QWordMemory (QWord Memory Resource Descriptor Macro)
+ */
+Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlCacheble cacheable,
+ AmlReadAndWrite read_and_write,
+ uint64_t addr_gran, uint64_t addr_min,
+ uint64_t addr_max, uint64_t addr_trans,
+ uint64_t len)
+{
+ uint8_t flags = read_and_write | (cacheable << 1);
+
+ return aml_qword_as_desc(aml_memory_range, min_fixed, max_fixed,
+ dec, addr_gran, addr_min, addr_max,
+ addr_trans, len, flags);
+}
diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h
index a04c107..0f499a6 100644
--- a/include/hw/acpi/aml-build.h
+++ b/include/hw/acpi/aml-build.h
@@ -50,6 +50,57 @@ typedef enum {
aml_system_io = 0x01,
} AmlRegionSpace;
+typedef enum {
+ aml_memory_range = 0,
+ aml_io_range = 1,
+ aml_bus_number_range = 2,
+} AmlResourceType;
+
+typedef enum {
+ aml_sub_decode = 1 << 1,
+ aml_pos_decode = 0
+} AmlDecode;
+
+typedef enum {
+ aml_max_fixed = 1 << 3,
+ aml_max_not_fixed = 0,
+} AmlMaxFixed;
+
+typedef enum {
+ aml_min_fixed = 1 << 2,
+ aml_min_not_fixed = 0
+} AmlMinFixed;
+
+/*
+ * ACPI 1.0b: Table 6-26 I/O Resource Flag (Resource Type = 1) Definitions
+ * _RNG field definition
+ */
+typedef enum {
+ aml_isa_only = 1,
+ aml_non_isa_only = 2,
+ aml_entire_range = 3,
+} AmlISARanges;
+
+/*
+ * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
+ * _MEM field definition
+ */
+typedef enum {
+ aml_non_cacheable = 0,
+ aml_cacheable = 1,
+ aml_write_combining = 2,
+ aml_prefetchable = 3,
+} AmlCacheble;
+
+/*
+ * ACPI 1.0b: Table 6-25 Memory Resource Flag (Resource Type = 0) Definitions
+ * _RW field definition
+ */
+typedef enum {
+ aml_ReadOnly = 0,
+ aml_ReadWrite = 1,
+} AmlReadAndWrite;
+
/**
* init_aml_allocator:
* @linker: linker that used by API for registering ACPI tables
@@ -113,6 +164,27 @@ Aml *aml_equal(Aml *arg1, Aml *arg2);
Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len,
const char *name_format, ...) GCC_FMT_ATTR(4, 5);
Aml *aml_eisaid(const char *str);
+Aml *aml_word_bus_number(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
+ AmlDecode dec, uint16_t addr_gran,
+ uint16_t addr_min, uint16_t addr_max,
+ uint16_t addr_trans, uint16_t len);
+Aml *aml_word_io(AmlMinFixed min_fixed, AmlMaxFixed max_fixed,
+ AmlDecode dec, AmlISARanges isa_ranges,
+ uint16_t addr_gran, uint16_t addr_min,
+ uint16_t addr_max, uint16_t addr_trans,
+ uint16_t len);
+Aml *aml_dword_memory(AmlDecode dec, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlCacheble cacheable,
+ AmlReadAndWrite read_and_write,
+ uint32_t addr_gran, uint32_t addr_min,
+ uint32_t addr_max, uint32_t addr_trans,
+ uint32_t len);
+Aml *aml_qword_memory(AmlDecode dec, AmlMinFixed min_fixed,
+ AmlMaxFixed max_fixed, AmlCacheble cacheable,
+ AmlReadAndWrite read_and_write,
+ uint64_t addr_gran, uint64_t addr_min,
+ uint64_t addr_max, uint64_t addr_trans,
+ uint64_t len);
/* Block AML object primitives */
Aml *aml_def_block(const char *signature, uint8_t revision,
--
1.8.3.1
