hwinfo.c File Reference

#include "precomp.h"

Include dependency graph for hwinfo.c:

Go to the source code of this file.

Macros
#define	PL031_RTC_DR   (LlbHwVersaRtcBase + 0x00)

Functions
ULONG NTAPI	LlbHwGetBoardType (VOID)
ULONG NTAPI	LlbHwGetPClk (VOID)
ULONG NTAPI	LlbHwGetTmr0Base (VOID)
ULONG NTAPI	LlbHwGetSerialUart (VOID)
VOID NTAPI	LlbHwBuildMemoryMap (IN PBIOS_MEMORY_MAP MemoryMap)
ULONG	LlbHwRtcRead (VOID)

Variables
static const ULONG	LlbHwVersaRtcBase = 0x101E8000
BIOS_MEMORY_MAP	LlbHwVersaMemoryMap []

Macro Definition Documentation

PL031_RTC_DR

#define PL031_RTC_DR   (LlbHwVersaRtcBase + 0x00)

Definition at line 11 of file hwinfo.c.

Function Documentation

LlbHwBuildMemoryMap()

VOID NTAPI LlbHwBuildMemoryMap

(

IN PBIOS_MEMORY_MAP

MemoryMap

)

Definition at line 73 of file hwinfo.c.

{
    PBIOS_MEMORY_MAP MapEntry;
    ULONG Base, Size, FsBase, FsSize;
 
    /* Parse hardware memory map */
    MapEntry = LlbHwVersaMemoryMap;
    while (MapEntry->Length)
    {
        /* Add this entry */
        LlbAllocateMemoryEntry(MapEntry->Type, MapEntry->BaseAddress, MapEntry->Length);
 
        /* Move to the next one */
        MapEntry++;
    }
 
    /* Query memory and RAMDISK information */
    LlbEnvGetMemoryInformation(&Base, &Size);
    LlbEnvGetRamDiskInformation(&FsBase, &FsSize);
 
    /* Add-in the size of the ramdisk */
    Base = FsBase + FsSize;
 
    /* Subtract size of ramdisk and anything else before it */
    Size -= Base;
 
    /* Allocate an entry for it */
    LlbAllocateMemoryEntry(BiosMemoryUsable, Base, Size);
}

LlbHwGetBoardType()

ULONG NTAPI LlbHwGetBoardType

(

VOID

)

Definition at line 16 of file hwinfo.c.

{
    return MACH_TYPE_VERSATILE_PB;
}

LlbHwGetPClk()

ULONG NTAPI LlbHwGetPClk

(

VOID

)

Definition at line 23 of file hwinfo.c.

{
    return 24000000;
}

LlbHwGetSerialUart()

ULONG NTAPI LlbHwGetSerialUart

(

VOID

)

Definition at line 37 of file hwinfo.c.

{
    return 0;
}

LlbHwGetTmr0Base()

ULONG NTAPI LlbHwGetTmr0Base

(

VOID

)

Definition at line 30 of file hwinfo.c.

{
    return 0x101E2000;
}

LlbHwRtcRead()

ULONG LlbHwRtcRead

(

VOID

)

Definition at line 104 of file hwinfo.c.

{
    /* Read RTC value */
    return READ_REGISTER_ULONG(PL031_RTC_DR);
}

Variable Documentation

LlbHwVersaMemoryMap

BIOS_MEMORY_MAP LlbHwVersaMemoryMap[]

Initial value:

=
{
    {0x00000000, 0x00000100, BiosMemoryReserved,   0},
    {0x00000100, 0x00000100, BiosMemoryBootStrap,  0},
    {0x00000200, 0x0000FE00, BiosMemoryBootStrap,  0},
    {0x00010000, 0x00010000, BiosMemoryBootStrap,  0},
    {0x00020000, 0x00080000, BiosMemoryBootLoader, 0},
    {0x000A0000, 0x000A0000, BiosMemoryBootLoader, 0},
    {0x00140000, 0x016C0000, BiosMemoryUsable,     0},
    {0x01800000, 0x02000000, BiosMemoryReserved,   0},
    {0x10000000, 0x10000000, BiosMemoryReserved,   0},
    {0, 0, 0, 0}
}

Definition at line 57 of file hwinfo.c.

Referenced by LlbHwBuildMemoryMap().

LlbHwVersaRtcBase

const ULONG LlbHwVersaRtcBase = 0x101E8000

static

Definition at line 12 of file hwinfo.c.