64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/*++
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Copyright (c) 1999 Intel Corporation
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Module Name:
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stall.c
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Abstract:
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Revision History
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--*/
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#include "shell.h"
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EFI_STATUS
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InitializeStall (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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EFI_DRIVER_ENTRY_POINT(InitializeStall)
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EFI_STATUS
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InitializeStall (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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/*+++
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stall [microseconds]
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--*/
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{
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UINTN Microseconds;
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InstallInternalShellCommand (
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ImageHandle, SystemTable, InitializeStall,
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L"stall", /* command */
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L"stall microseconds", /* command syntax */
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L"Delay for x microseconds", /* 1 line descriptor */
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NULL /* command help page */
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);
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InitializeShellApplication (ImageHandle, SystemTable);
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if (SI->Argc != 2) {
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Print(L"stall [microseconds]\n");
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return EFI_SUCCESS;
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}
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if (BS->Stall == NULL) {
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Print(L"ERROR : Stall service is not available.\n");
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return EFI_UNSUPPORTED;
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}
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Microseconds = Atoi(SI->Argv[1]);
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Print(L"Stall for %d uS\n",Microseconds);
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BS->Stall(Microseconds);
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return EFI_SUCCESS;
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}
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