projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 4e522096 DW |
1 | /** @file\r |
| 2 | MicroSecondDelay implementation of ACPI Timer.\r | |
| 3 | \r | |
| 4 | Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | This program and the accompanying materials\r | |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r | |
| 7 | which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | http://opensource.org/licenses/bsd-license.php.\r | |
| 9 | \r | |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 12 | \r | |
| 13 | **/\r | |
| 14 | \r | |
| 15 | #ifndef __I2C_DELAY_PEI__\r | |
| 16 | \r | |
| 17 | #define __I2C_DELAY_PEI__\r | |
| 18 | #include "PiPei.h"\r | |
| 19 | \r | |
| 20 | /**\r | |
| 21 | Stalls the CPU for at least the given number of microseconds.\r | |
| 22 | \r | |
| 23 | Stalls the CPU for the number of microseconds specified by MicroSeconds.\r | |
| 24 | \r | |
| 25 | @param MicroSeconds The minimum number of microseconds to delay.\r | |
| 26 | \r | |
| 27 | @return MicroSeconds\r | |
| 28 | \r | |
| 29 | **/\r | |
| 30 | EFI_STATUS\r | |
| 31 | EFIAPI\r | |
| 32 | MicroSecondDelay (\r | |
| 33 | IN UINTN MicroSeconds\r | |
| 34 | );\r | |
| 35 | \r | |
| 36 | #endif\r |