diff options
Diffstat (limited to 'src/arch/x86/include/arch/acpigen.h')
| -rw-r--r-- | src/arch/x86/include/arch/acpigen.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/arch/x86/include/arch/acpigen.h b/src/arch/x86/include/arch/acpigen.h index dd83db85a1..7c15a31bdd 100644 --- a/src/arch/x86/include/arch/acpigen.h +++ b/src/arch/x86/include/arch/acpigen.h @@ -167,6 +167,14 @@ void acpigen_write_byte_buffer(uint8_t *arr, uint8_t size); void acpigen_write_return_byte_buffer(uint8_t *arr, uint8_t size); void acpigen_write_return_singleton_buffer(uint8_t arg); void acpigen_write_return_byte(uint8_t arg); +/* + * Generate ACPI AML code for _DSM method. + * This function takes as input uuid for the device, set of callbacks and + * argument to pass into the callbacks. Callbacks should ensure that Local0 and + * Local1 are left untouched. Use of Local2-Local7 is permitted in callbacks. + */ +void acpigen_write_dsm(const char *uuid, void (*callbacks[])(void *), + size_t count, void *arg); int get_cst_entries(acpi_cstate_t **); |