(dsdt_offset: GuestAddress, device_manager: &DeviceManager)
| 278 | const FACP_DSDT_OFFSET: usize = 140; |
| 279 | |
| 280 | fn create_facp_table(dsdt_offset: GuestAddress, device_manager: &DeviceManager) -> Sdt { |
| 281 | trace_scoped!("create_facp_table"); |
| 282 | |
| 283 | // Revision 6 of the ACPI FADT table is 276 bytes long |
| 284 | let mut facp = Sdt::new(*b"FACP", 276, 6, *b"CLOUDH", *b"CHFACP ", 1); |
| 285 | |
| 286 | { |
| 287 | if let Some(address) = device_manager.acpi_platform_addresses().reset_reg_address { |
| 288 | // RESET_REG |
| 289 | facp.write(116, address); |
| 290 | // RESET_VALUE |
| 291 | facp.write(128, 1u8); |
| 292 | } |
| 293 | |
| 294 | if let Some(address) = device_manager |
| 295 | .acpi_platform_addresses() |
| 296 | .sleep_control_reg_address |
| 297 | { |
| 298 | // SLEEP_CONTROL_REG |
| 299 | facp.write(244, address); |
| 300 | } |
| 301 | |
| 302 | if let Some(address) = device_manager |
| 303 | .acpi_platform_addresses() |
| 304 | .sleep_status_reg_address |
| 305 | { |
| 306 | // SLEEP_STATUS_REG |
| 307 | facp.write(256, address); |
| 308 | } |
| 309 | |
| 310 | if let Some(address) = device_manager.acpi_platform_addresses().pm_timer_address { |
| 311 | // X_PM_TMR_BLK |
| 312 | facp.write(208, address); |
| 313 | } |
| 314 | } |
| 315 | |
| 316 | // aarch64 specific fields |
| 317 | #[cfg(target_arch = "aarch64")] |
| 318 | // ARM_BOOT_ARCH: enable PSCI with HVC enable-method |
| 319 | facp.write(129, 3u16); |
| 320 | |
| 321 | // Architecture common fields |
| 322 | // HW_REDUCED_ACPI, RESET_REG_SUP, TMR_VAL_EXT |
| 323 | let fadt_flags: u32 = (1 << 20) | (1 << 10) | (1 << 8); |
| 324 | facp.write(112, fadt_flags); |
| 325 | // FADT minor version |
| 326 | facp.write(131, 3u8); |
| 327 | // X_DSDT |
| 328 | facp.write(FACP_DSDT_OFFSET, dsdt_offset.0); |
| 329 | // Hypervisor Vendor Identity |
| 330 | facp.write_bytes(268, b"CLOUDHYP"); |
| 331 | |
| 332 | facp.update_checksum(); |
| 333 | |
| 334 | facp |
| 335 | } |
| 336 | |
| 337 | fn create_mcfg_table(pci_segments: &[PciSegment]) -> Sdt { |
no test coverage detected