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bhyve: allow device specific DSDT entries

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This feature will be used by future commits to implement a device
specific method (_DSM) for TPM devices.

Reviewed by:		markj
MFC after:		1 week
Sponsored by:		Beckhoff Automation GmbH & Co. KG
Differential Revision:	https://reviews.freebsd.org/D39321
This commit is contained in:
Corvin Köhne 2022-07-22 10:11:14 +02:00
parent ab34ea4711
commit e976464a50
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GPG Key ID: D854DA56315E026A
2 changed files with 8 additions and 0 deletions
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5
usr.sbin/bhyve/acpi_device.c
View File

@ -190,6 +190,11 @@ acpi_device_write_dsdt(const struct acpi_device *const dev)
BASL_EXEC(acpi_device_write_dsdt_crs(dev));
dsdt_unindent(4);
dsdt_line(" })");
if (dev->emul->write_dsdt != NULL) {
dsdt_indent(3);
BASL_EXEC(dev->emul->write_dsdt(dev));
dsdt_unindent(3);
}
dsdt_line(" }");
dsdt_line(" }");

3
usr.sbin/bhyve/acpi_device.h
View File

@ -23,12 +23,15 @@ struct acpi_device;
* @param hid Used as _HID in the DSDT.
* @param build_table Called to build a device specific ACPI table like the TPM2
* table.
* @param write_dsdt Called to append the DSDT with device specific
* information.
*/
struct acpi_device_emul {
const char *name;
const char *hid;
int (*build_table)(const struct acpi_device *dev);
int (*write_dsdt)(const struct acpi_device *dev);
};
/**