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| author | Corvin Köhne <corvink@FreeBSD.org> | 2021-10-07 13:57:01 +0000 |
|---|---|---|
| committer | Corvin Köhne <corvink@FreeBSD.org> | 2023-02-28 10:04:33 +0000 |
| commit | eb8931d77cee0af57578159297f95571a2d723f8 (patch) | |
| tree | 75bdfd65f89d0780e64049cc063b92eec200cb83 | |
| parent | b5d47fa9a5112f13cac8282c18d36f40661967a0 (diff) | |
| download | src-eb8931d77cee0af57578159297f95571a2d723f8.tar.gz src-eb8931d77cee0af57578159297f95571a2d723f8.zip | |
bhyve: add helper func to add acpi resources
These helper function can be used to assign acpi resources to an
acpi_device.
Reviewed by: markj
MFC after: 1 week
Sponsored by: Beckhoff Automation GmbH & Co. KG
Differential Revision: https://reviews.freebsd.org/D38328
(cherry picked from commit 13a1df5b85e992570f45248bfe9d581dc182b755)
| -rw-r--r-- | usr.sbin/bhyve/acpi_device.c | 45 | ||||
| -rw-r--r-- | usr.sbin/bhyve/acpi_device.h | 5 |
2 files changed, 50 insertions, 0 deletions
diff --git a/usr.sbin/bhyve/acpi_device.c b/usr.sbin/bhyve/acpi_device.c index 66d50de814fd..402e32faa93a 100644 --- a/usr.sbin/bhyve/acpi_device.c +++ b/usr.sbin/bhyve/acpi_device.c @@ -90,3 +90,48 @@ acpi_device_destroy(struct acpi_device *const dev) free(__DECONST(void *, dev->name)); free(dev); } + +int +acpi_device_add_res_fixed_ioport(struct acpi_device *const dev, + const UINT16 port, const UINT8 length) +{ + if (dev == NULL) { + return (EINVAL); + } + + struct acpi_resource_list_entry *const res = calloc(1, sizeof(*res)); + if (res == NULL) { + return (ENOMEM); + } + + res->type = ACPI_RESOURCE_TYPE_FIXED_IO; + res->data.FixedIo.Address = port; + res->data.FixedIo.AddressLength = length; + + SLIST_INSERT_HEAD(&dev->crs, res, chain); + + return (0); +} + +int +acpi_device_add_res_fixed_memory32(struct acpi_device *const dev, + const UINT8 write_protected, const UINT32 address, const UINT32 length) +{ + if (dev == NULL) { + return (EINVAL); + } + + struct acpi_resource_list_entry *const res = calloc(1, sizeof(*res)); + if (res == NULL) { + return (ENOMEM); + } + + res->type = ACPI_RESOURCE_TYPE_FIXED_MEMORY32; + res->data.FixedMemory32.WriteProtect = write_protected; + res->data.FixedMemory32.Address = address; + res->data.FixedMemory32.AddressLength = length; + + SLIST_INSERT_HEAD(&dev->crs, res, chain); + + return (0); +} diff --git a/usr.sbin/bhyve/acpi_device.h b/usr.sbin/bhyve/acpi_device.h index 1728acd4cdcd..d9618d7e0a43 100644 --- a/usr.sbin/bhyve/acpi_device.h +++ b/usr.sbin/bhyve/acpi_device.h @@ -29,3 +29,8 @@ struct acpi_device; int acpi_device_create(struct acpi_device **const new_dev, struct vmctx *const vm_ctx, const char *const name, const char *const hid); void acpi_device_destroy(struct acpi_device *const dev); + +int acpi_device_add_res_fixed_ioport(struct acpi_device *const dev, + const UINT16 port, UINT8 length); +int acpi_device_add_res_fixed_memory32(struct acpi_device *const dev, + const UINT8 write_protected, const UINT32 address, const UINT32 length); |