diff options
| -rw-r--r-- | src/acpi/acpigen_pci.c | 31 | ||||
| -rw-r--r-- | src/include/acpi/acpigen_pci.h | 4 |
2 files changed, 35 insertions, 0 deletions
diff --git a/src/acpi/acpigen_pci.c b/src/acpi/acpigen_pci.c index 66f8dcd1bd..3edf0d0342 100644 --- a/src/acpi/acpigen_pci.c +++ b/src/acpi/acpigen_pci.c @@ -24,3 +24,34 @@ void acpigen_write_ADR_pci_device(const struct device *dev) assert(dev->path.type == DEVICE_PATH_PCI); acpigen_write_ADR_pci_devfn(dev->path.pci.devfn); } + +void acpigen_write_PRT_GSI_entry(unsigned int pci_dev, unsigned int acpi_pin, unsigned int gsi) +{ + acpigen_write_package(4); + acpigen_write_dword((pci_dev << 16) | 0xffff); + acpigen_write_byte(acpi_pin); + + /* Source */ + acpigen_write_byte(0); + + /* Source Index */ + acpigen_write_dword(gsi); + + acpigen_pop_len(); /* Package */ +} + +void acpigen_write_PRT_source_entry(unsigned int pci_dev, unsigned int acpi_pin, + const char *source_path, unsigned int index) +{ + acpigen_write_package(4); + acpigen_write_dword((pci_dev << 16) | 0xffff); + acpigen_write_byte(acpi_pin); + + /* Source */ + acpigen_emit_namestring(source_path); + + /* Source Index */ + acpigen_write_dword(index); + + acpigen_pop_len(); /* Package */ +} diff --git a/src/include/acpi/acpigen_pci.h b/src/include/acpi/acpigen_pci.h index f05057530c..8a96eb3d25 100644 --- a/src/include/acpi/acpigen_pci.h +++ b/src/include/acpi/acpigen_pci.h @@ -10,4 +10,8 @@ void acpigen_write_ADR_pci_devfn(pci_devfn_t devfn); void acpigen_write_ADR_pci_device(const struct device *dev); +void acpigen_write_PRT_GSI_entry(unsigned int pci_dev, unsigned int acpi_pin, unsigned int gsi); +void acpigen_write_PRT_source_entry(unsigned int pci_dev, unsigned int acpi_pin, + const char *source_path, unsigned int index); + #endif /* ACPIGEN_PCI_H */ |