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https://github.com/reactos/reactos.git
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106 lines
2.3 KiB
C
106 lines
2.3 KiB
C
/*
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* PROJECT: ReactOS HAL
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: hal/halx86/generic/misc.c
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* PURPOSE: Miscellanous Routines
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* PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
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* Eric Kohl
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*/
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/* INCLUDES ******************************************************************/
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#include <hal.h>
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#define NDEBUG
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#include <debug.h>
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/* PRIVATE FUNCTIONS *********************************************************/
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VOID
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NTAPI
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HalpCheckPowerButton(VOID)
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{
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/* Nothing to do on non-ACPI */
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return;
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}
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PVOID
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NTAPI
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HalpMapPhysicalMemory64(IN PHYSICAL_ADDRESS PhysicalAddress,
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IN ULONG NumberPage)
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{
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/* Use kernel memory manager I/O map facilities */
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return MmMapIoSpace(PhysicalAddress,
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NumberPage << PAGE_SHIFT,
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MmNonCached);
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}
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VOID
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NTAPI
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HalpUnmapVirtualAddress(IN PVOID VirtualAddress,
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IN ULONG NumberPages)
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{
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/* Use kernel memory manager I/O map facilities */
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MmUnmapIoSpace(VirtualAddress, NumberPages << PAGE_SHIFT);
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}
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/* FUNCTIONS *****************************************************************/
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/*
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* @implemented
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*/
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VOID
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NTAPI
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HalHandleNMI(IN PVOID NmiInfo)
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{
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UCHAR ucStatus;
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/* Get the NMI Flag */
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ucStatus = READ_PORT_UCHAR((PUCHAR)0x61);
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/* Display NMI failure string */
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HalDisplayString ("\r\n*** Hardware Malfunction\r\n\r\n");
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HalDisplayString ("Call your hardware vendor for support\r\n\r\n");
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/* Check for parity error */
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if (ucStatus & 0x80)
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{
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/* Display message */
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HalDisplayString ("NMI: Parity Check / Memory Parity Error\r\n");
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}
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/* Check for I/O failure */
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if (ucStatus & 0x40)
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{
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/* Display message */
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HalDisplayString ("NMI: Channel Check / IOCHK\r\n");
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}
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/* Halt the system */
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HalDisplayString("\r\n*** The system has halted ***\r\n");
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//KeEnterKernelDebugger();
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}
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/*
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* @implemented
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*/
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UCHAR
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FASTCALL
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HalSystemVectorDispatchEntry(IN ULONG Vector,
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OUT PKINTERRUPT_ROUTINE **FlatDispatch,
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OUT PKINTERRUPT_ROUTINE *NoConnection)
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{
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/* Not implemented on x86 */
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return FALSE;
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}
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/*
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* @implemented
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*/
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VOID
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NTAPI
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KeFlushWriteBuffer(VOID)
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{
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/* Not implemented on x86 */
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return;
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}
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