ACPI_PHYSICAL_ADDRESS AcpiOsGetRootPointer(void) {
ACPI_PHYSICAL_ADDRESS address = 0;
PRINTD("AcpiOsGetRootPointer() called");
AcpiFindRootPointer(&address);
return address;
}
static u_long
acpi_get_root_from_memory(void)
{
ACPI_SIZE acpi_root;
if (ACPI_SUCCESS(AcpiFindRootPointer(&acpi_root)))
return (acpi_root);
return (0);
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer (
void)
{
ACPI_PHYSICAL_ADDRESS pa = 0;
DPRINT("AcpiOsGetRootPointer\n");
AcpiFindRootPointer(&pa);
return pa;
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer (void)
{
ACPI_STATUS status;
ACPI_SIZE addr;
status = AcpiFindRootPointer(&addr);
LRT_Assert(status == AE_OK);
return addr;
}
ACPI_PHYSICAL_ADDRESS
acpi_md_OsGetRootPointer(void)
{
ACPI_PHYSICAL_ADDRESS PhysicalAddress;
ACPI_STATUS Status;
Status = AcpiFindRootPointer(&PhysicalAddress);
if (ACPI_FAILURE(Status))
PhysicalAddress = 0;
return PhysicalAddress;
}
ACPI_STATUS
AcpiOsGetRootPointer(
UINT32 Flags,
ACPI_POINTER *RsdpPhysicalAddress)
{
/*
* The loader passes the physical address at which it found the
* RSDP in a hint. We could recover this rather than searching
* manually here.
*/
return(AcpiFindRootPointer(Flags, RsdpPhysicalAddress));
}
/******************************************************************************
*
* FUNCTION: AcpiOsGetRootPointer
*
* PARAMETERS: None
*
* RETURN: Physical address of the RSDP
*
* DESCRIPTION: get physical address of the RSDP
*
*****************************************************************************/
ACPI_PHYSICAL_ADDRESS AcpiOsGetRootPointer(void)
{
ACPI_PHYSICAL_ADDRESS ret;
ret = 0xE0000;
AcpiFindRootPointer(&ret);
printf("RootPointer:0x%08X\n", ret);
return(ret);
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer(void)
{
u_long ptr;
if (i386_acpi_root == 0 &&
(resource_long_value("acpi", 0, "rsdp", (long *)&ptr) == 0 ||
AcpiFindRootPointer((ACPI_SIZE *)&ptr) == AE_OK) &&
ptr != 0)
i386_acpi_root = ptr;
return (i386_acpi_root);
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer (
void)
{
ACPI_SIZE address;
ACPI_STATUS status;
if (sACPIRoot == 0) {
status = AcpiFindRootPointer(&address);
if (status == AE_OK)
sACPIRoot = address;
}
dbgprintf("AcpiOsGetRootPointer returning %p\n", (void *)sACPIRoot);
return sACPIRoot;
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer()
{
ACPI_PHYSICAL_ADDRESS Address;
/*
* For EFI firmware, the root pointer is defined in EFI systab.
* The boot code process the table and put the physical address
* in the acpi-root-tab property.
*/
Address = ddi_prop_get_int(DDI_DEV_T_ANY, ddi_root_node(),
DDI_PROP_DONTPASS, "acpi-root-tab", NULL);
if ((Address == NULL) && ACPI_FAILURE(AcpiFindRootPointer(&Address)))
Address = NULL;
return (Address);
}
ACPI_PHYSICAL_ADDRESS
AcpiOsGetRootPointer(void)
{
ACPI_SIZE ptr;
ACPI_STATUS status;
if (i386_acpi_root == 0) {
/*
* The loader passes the physical address at which it found the
* RSDP in a hint. We could recover this rather than searching
* manually here.
*/
status = AcpiFindRootPointer(&ptr);
if (ACPI_SUCCESS(status))
i386_acpi_root = ptr;
}
return (i386_acpi_root);
}
/* Find the RSDP Pointer */
ACPI_PHYSICAL_ADDRESS AcpiOsGetRootPointer()
{
ACPI_PHYSICAL_ADDRESS ret;
AcpiFindRootPointer(&ret);
return ret;
}
