| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* |
| * Global ACPI memory region. This region is used for passing information |
| * between coreboot (aka "the system bios"), ACPI, and the SMI handler. |
| * Since we don't know where this will end up in memory at ACPI compile time, |
| * we provide it runtime via NVBx and NVSx variables from acpigen. |
| */ |
| |
| #if CONFIG(ACPI_SOC_NVS) |
| External (NVB0, IntObj) |
| External (NVS0, IntObj) |
| OperationRegion (GNVS, SystemMemory, NVB0, NVS0) |
| #endif |
| |
| #if CONFIG(ACPI_HAS_DEVICE_NVS) |
| External (NVB1, IntObj) |
| External (NVS1, IntObj) |
| OperationRegion (DNVS, SystemMemory, NVB1, NVS1) |
| #endif |
| |
| #if CONFIG(CHROMEOS) |
| External (NVB2, IntObj) |
| External (NVS2, IntObj) |
| OperationRegion (CNVS, SystemMemory, NVB2, NVS2) |
| #endif |