hw/acpi/aml-build: Add aml_interrupt() term
Add aml_interrupt() for describing device interrupt in resource template. These can be used to generating DSDT table for ACPI on ARM. Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com> Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Message-id: 1432522520-8068-7-git-send-email-zhaoshenglong@huawei.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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@ -533,6 +533,33 @@ Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
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return var;
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return var;
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}
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}
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/*
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* ACPI 5.0: 6.4.3.6 Extended Interrupt Descriptor
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* Type 1, Large Item Name 0x9
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*/
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Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
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AmlLevelAndEdge level_and_edge,
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AmlActiveHighAndLow high_and_low, AmlShared shared,
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uint32_t irq)
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{
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Aml *var = aml_alloc();
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uint8_t irq_flags = con_and_pro | (level_and_edge << 1)
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| (high_and_low << 2) | (shared << 3);
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build_append_byte(var->buf, 0x89); /* Extended irq descriptor */
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build_append_byte(var->buf, 6); /* Length, bits[7:0] minimum value = 6 */
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build_append_byte(var->buf, 0); /* Length, bits[15:8] minimum value = 0 */
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build_append_byte(var->buf, irq_flags); /* Interrupt Vector Information. */
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build_append_byte(var->buf, 0x01); /* Interrupt table length = 1 */
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/* Interrupt Number */
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build_append_byte(var->buf, extract32(irq, 0, 8)); /* bits[7:0] */
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build_append_byte(var->buf, extract32(irq, 8, 8)); /* bits[15:8] */
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build_append_byte(var->buf, extract32(irq, 16, 8)); /* bits[23:16] */
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build_append_byte(var->buf, extract32(irq, 24, 8)); /* bits[31:24] */
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return var;
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}
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/* ACPI 1.0b: 6.4.2.5 I/O Port Descriptor */
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/* ACPI 1.0b: 6.4.2.5 I/O Port Descriptor */
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Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
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Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
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uint8_t aln, uint8_t len)
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uint8_t aln, uint8_t len)
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@ -111,6 +111,44 @@ typedef enum {
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AML_READ_WRITE = 1,
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AML_READ_WRITE = 1,
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} AmlReadAndWrite;
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} AmlReadAndWrite;
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/*
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* ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
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* Interrupt Vector Flags Bits[0] Consumer/Producer
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*/
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typedef enum {
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AML_CONSUMER_PRODUCER = 0,
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AML_CONSUMER = 1,
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} AmlConsumerAndProducer;
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/*
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* ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
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* _HE field definition
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*/
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typedef enum {
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AML_LEVEL = 0,
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AML_EDGE = 1,
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} AmlLevelAndEdge;
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/*
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* ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
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* _LL field definition
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*/
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typedef enum {
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AML_ACTIVE_HIGH = 0,
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AML_ACTIVE_LOW = 1,
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} AmlActiveHighAndLow;
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/*
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* ACPI 5.0: Table 6-187 Extended Interrupt Descriptor Definition
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* _SHR field definition
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*/
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typedef enum {
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AML_EXCLUSIVE = 0,
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AML_SHARED = 1,
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AML_EXCLUSIVE_AND_WAKE = 2,
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AML_SHARED_AND_WAKE = 3,
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} AmlShared;
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typedef
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typedef
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struct AcpiBuildTables {
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struct AcpiBuildTables {
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GArray *table_data;
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GArray *table_data;
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@ -170,6 +208,10 @@ Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3);
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Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
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Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4);
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Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
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Aml *aml_memory32_fixed(uint32_t addr, uint32_t size,
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AmlReadAndWrite read_and_write);
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AmlReadAndWrite read_and_write);
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Aml *aml_interrupt(AmlConsumerAndProducer con_and_pro,
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AmlLevelAndEdge level_and_edge,
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AmlActiveHighAndLow high_and_low, AmlShared shared,
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uint32_t irq);
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Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
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Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base,
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uint8_t aln, uint8_t len);
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uint8_t aln, uint8_t len);
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Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
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Aml *aml_operation_region(const char *name, AmlRegionSpace rs,
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