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138 lines
3.0 KiB
138 lines
3.0 KiB
/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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mode.c
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Abstract:
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Shell app "mode"
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Revision History
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--*/
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#include "shell.h"
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/*
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*
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*/
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EFI_STATUS
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InitializeMode (
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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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*
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*/
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EFI_DRIVER_ENTRY_POINT(InitializeMode)
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EFI_STATUS
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InitializeMode (
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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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CHAR16 **Argv;
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UINTN Argc;
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UINTN NewCol, NewRow;
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UINTN Col, Row;
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UINTN Index;
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INTN Mode;
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EFI_STATUS Status;
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SIMPLE_TEXT_OUTPUT_INTERFACE *ConOut;
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/* Check to see if the app is to install as a "internal command"
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* to the shell
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*/
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InstallInternalShellCommand (
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ImageHandle, SystemTable, InitializeMode,
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L"mode", /* command */
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L"mode [col row]", /* command syntax */
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L"Set/get current text mode", /* 1 line descriptor */
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NULL /* command help page */
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);
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/*
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* Initialize app
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*/
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InitializeShellApplication (ImageHandle, SystemTable);
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Argv = SI->Argv;
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Argc = SI->Argc;
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/*
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* Scan args
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*/
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NewRow = 0;
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NewCol = 0;
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for (Index = 1; Index < Argc; Index += 1) {
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if (!NewCol) {
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NewCol = Atoi (Argv[Index]);
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continue;
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}
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if (!NewRow) {
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NewRow = Atoi (Argv[Index]);
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continue;
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}
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Print (L"%Emode: too many arguments\n");
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goto Done;
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}
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ConOut = ST->ConOut;
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/*
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* If not setting a new mode, dump the available modes
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*/
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if (!NewRow && !NewCol) {
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Print (L"Available modes on standard output\n");
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for (Mode=0; Mode < ConOut->Mode->MaxMode; Mode++) {
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Status = ConOut->QueryMode(ConOut, Mode, &Col, &Row);
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if (EFI_ERROR(Status)) {
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Print (L"%Emode: failed to query mode: %r\n", Status);
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goto Done;
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}
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Print (L" col %3d row %3d %c\n", Col, Row, Mode == ConOut->Mode->Mode ? '*' : ' ');
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}
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} else {
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for (Mode=0; Mode < ConOut->Mode->MaxMode; Mode++) {
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Status = ConOut->QueryMode(ConOut, Mode, &Col, &Row);
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if (EFI_ERROR(Status)) {
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Print (L"%Emode: failed to query mode: %r\n", Status);
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goto Done;
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}
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if (Row == NewRow && Col == NewCol) {
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ConOut->SetMode (ConOut, Mode);
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ConOut->ClearScreen (ConOut);
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goto Done;
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}
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}
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Print (L"%Emode: not found (%d,%d)\n", NewCol, NewRow);
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}
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Done:
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return EFI_SUCCESS;
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}
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