1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
/* 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_NVS)
External (NVB2, IntObj)
External (NVS2, IntObj)
OperationRegion (CNVS, SystemMemory, NVB2, NVS2)
#endif
|
