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Fixed low memory mapping.

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svn path=/trunk/; revision=3995
This commit is contained in:
Hartmut Birr 2003-01-13 01:11:12 +00:00
parent 2cc8694271
commit 6f63730de8
1 changed files with 6 additions and 12 deletions
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18
reactos/drivers/bus/acpi/ospm/osl.c
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@ -148,15 +148,11 @@ acpi_os_map_memory(ACPI_PHYSICAL_ADDRESS phys, u32 size, void **virt)
} }
} }
if ((ULONG)phys >= 0x100000) { Address.QuadPart = (ULONG)phys;
Address.QuadPart = (ULONG)phys; *virt = MmMapIoSpace(Address, size, FALSE);
*virt = MmMapIoSpace(Address, size, FALSE); if (!*virt)
if (!*virt) return AE_ERROR;
return AE_ERROR;
} else {
*virt = (PVOID)((ULONG)phys);
}
return AE_OK; return AE_OK;
} }
@ -171,9 +167,7 @@ acpi_os_unmap_memory(void *virt, u32 size)
IVTVirtualAddress = NULL; IVTVirtualAddress = NULL;
return; return;
} }
/* FIXME: Causes "Memory area is NULL" bugcheck in marea.c */ MmUnmapIoSpace(virt, size);
//if ((ULONG)virt >= 0x100000)
//MmUnmapIoSpace(virt, size);
} }
ACPI_STATUS ACPI_STATUS