processor.c File Reference

#include <hal.h>
#include <debug.h>

Include dependency graph for processor.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
VOID	HalpIdentifyProcessor (VOID)
VOID NTAPI	HalInitializeProcessor (IN ULONG ProcessorNumber, IN PLOADER_PARAMETER_BLOCK LoaderBlock)
BOOLEAN NTAPI	HalAllProcessorsStarted (VOID)
BOOLEAN NTAPI	HalStartNextProcessor (IN PLOADER_PARAMETER_BLOCK LoaderBlock, IN PKPROCESSOR_STATE ProcessorState)
VOID NTAPI	HalProcessorIdle (VOID)
VOID NTAPI	HalRequestIpi (KAFFINITY TargetProcessors)
VOID	HalSweepDcache (VOID)
VOID	HalSweepIcache (VOID)

Variables
KAFFINITY	HalpActiveProcessors
KAFFINITY	HalpDefaultInterruptAffinity
BOOLEAN	HalpProcessorIdentified
BOOLEAN	HalpTestCleanSupported

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 12 of file processor.c.

Function Documentation

HalAllProcessorsStarted()

BOOLEAN NTAPI HalAllProcessorsStarted

(

VOID

)

Definition at line 60 of file processor.c.

{
    /* Do nothing */
    return TRUE;
}

Referenced by Phase1InitializationDiscard().

HalInitializeProcessor()

VOID NTAPI HalInitializeProcessor	(	IN ULONG	ProcessorNumber,
		IN PLOADER_PARAMETER_BLOCK	LoaderBlock
	)

Definition at line 48 of file processor.c.

{
    /* Do nothing */
    return;
}

Referenced by KiInitializeSystem(), and KiSystemStartup().

HalpIdentifyProcessor()

VOID HalpIdentifyProcessor

(

VOID

)

Definition at line 25 of file processor.c.

{
    ARM_ID_CODE_REGISTER IdRegister;
 
    /* Don't do it again */
    HalpProcessorIdentified = TRUE;
 
    // fixfix: Use Pcr->ProcessorId
 
    /* Read the ID Code */
    IdRegister = KeArmIdCodeRegisterGet();
 
    /* Architecture "6" CPUs support test-and-clean (926EJ-S and 1026EJ-S) */
    HalpTestCleanSupported = (IdRegister.Architecture == 6);
}

Referenced by HalSweepDcache().

HalProcessorIdle()

VOID NTAPI HalProcessorIdle

(

VOID

)

Definition at line 83 of file processor.c.

{
    /* Enable interrupts and halt the processor */
    _enable();
    UNIMPLEMENTED;
    while (TRUE);
}

Referenced by PopIdle0().

HalRequestIpi()

VOID NTAPI HalRequestIpi

(

KAFFINITY

TargetProcessors

)

Definition at line 96 of file processor.c.

{
    /* Not implemented on UP */
    UNIMPLEMENTED;
    while (TRUE);
}

HalStartNextProcessor()

BOOLEAN NTAPI HalStartNextProcessor	(	IN PLOADER_PARAMETER_BLOCK	LoaderBlock,
		IN PKPROCESSOR_STATE	ProcessorState
	)

Definition at line 71 of file processor.c.

{
    /* Ready to start */
    return FALSE;
}

Referenced by KeStartAllProcessors().

HalSweepDcache()

VOID HalSweepDcache

(

VOID

)

Definition at line 107 of file processor.c.

{
    /*
     * We get called very early on, before HalInitSystem or any of the Hal*
     * processor routines, so we need to figure out what CPU we're on.
     */
    if (!HalpProcessorIdentified) HalpIdentifyProcessor();
 
    /*
     * Check if we can do it the ARMv5TE-J way
     */
    if (HalpTestCleanSupported)
    {
        /* Test, clean, flush D-Cache */
        __asm__ __volatile__ ("1: mrc p15, 0, pc, c7, c14, 3; bne 1b");
    }
    else
    {
        /* We need to do it it by set/way. For now always call ARMv7 function */
        //extern VOID v7_flush_dcache_all(VOID);
        //v7_flush_dcache_all();
    }
}

Referenced by KiInitializeKernel(), and KiInitializeSystem().

HalSweepIcache()

VOID HalSweepIcache

(

VOID

)

Definition at line 135 of file processor.c.

{
    /* All ARM cores support the same Icache flush command */
    KeArmFlushIcache();
}

Referenced by KiInitializeSystem().

Variable Documentation

HalpActiveProcessors

KAFFINITY HalpActiveProcessors

Definition at line 17 of file processor.c.

Referenced by HalInitializeProcessor(), HalpBuildPartialFromIdt(), and HalRequestIpiSpecifyVector().

HalpDefaultInterruptAffinity

KAFFINITY HalpDefaultInterruptAffinity

Definition at line 18 of file processor.c.

Referenced by HalInitializeProcessor(), and HalpGetRootInterruptVector().

HalpProcessorIdentified

BOOLEAN HalpProcessorIdentified

Definition at line 19 of file processor.c.

Referenced by HalpIdentifyProcessor(), and HalSweepDcache().

HalpTestCleanSupported

BOOLEAN HalpTestCleanSupported

Definition at line 20 of file processor.c.

Referenced by HalpIdentifyProcessor(), and HalSweepDcache().