mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-26 16:47:40 +01:00
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
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#include <Library/UefiLib.h>
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#include <Library/ShellLib.h>
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#include <Library/MemLogLib.h>
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EFI_STATUS
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EFIAPI
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BdmesgMain(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
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{
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static CHAR16 const NoMemLog[] = L"%EUnsuccessful getting memory log%N\n";
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static CHAR16 const Usage[] = L"%HUsage: bdmesg [-b]\n -b: paginate%N\n";
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CHAR8 const* log;
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LIST_ENTRY* Package;
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UINTN logLength, numPrinted;
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EFI_STATUS Status;
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BOOLEAN SkipLn;
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logLength = GetMemLogLen();
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log = GetMemLogBuffer();
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if (!log) {
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ShellPrintEx(-1, -1, &NoMemLog[0]);
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return EFI_NOT_FOUND;
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}
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Status = ShellCommandLineParseEx(&EmptyParamList[0], &Package, NULL, TRUE, FALSE);
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if (EFI_ERROR(Status)) {
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ShellPrintEx(-1, -1, &Usage[0]);
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return EFI_INVALID_PARAMETER;
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}
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ShellCommandLineFreeVarList(Package);
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Status = EFI_SUCCESS;
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SkipLn = TRUE;
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while (logLength) {
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numPrinted = Print(L"%.*a", logLength, log);
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if (!numPrinted) {
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SkipLn = FALSE;
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Status = EFI_ABORTED;
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break;
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}
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if (ShellGetExecutionBreakFlag()) {
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Status = EFI_ABORTED;
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break;
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}
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if (numPrinted >= logLength)
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break;
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logLength -= numPrinted;
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log += numPrinted;
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}
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ShellSetPageBreakMode(FALSE);
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if (SkipLn)
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Print(L"\n");
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return Status;
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}
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