[ISAPNP] Implement device configuration

This commit is contained in:
Dmitry Borisov 2021-03-20 20:53:54 +06:00
parent 8939abf113
commit adac7dc2e5
4 changed files with 323 additions and 2 deletions

View file

@ -61,6 +61,30 @@ WriteByte(
WriteData(Value);
}
static
inline
VOID
WriteWord(
_In_ UCHAR Address,
_In_ USHORT Value)
{
WriteAddress(Address + 1);
WriteData((UCHAR)Value);
WriteAddress(Address);
WriteData(Value >> 8);
}
static
inline
VOID
WriteDoubleWord(
_In_ UCHAR Address,
_In_ ULONG Value)
{
WriteWord(Address + 2, (USHORT)Value);
WriteWord(Address, Value >> 16);
}
static
inline
UCHAR
@ -1164,6 +1188,175 @@ ReadCurrentResources(
return TRUE;
}
static
CODE_SEG("PAGE")
VOID
WriteResources(
_In_ PUCHAR ReadDataPort,
_In_ PISAPNP_LOGICAL_DEVICE LogDevice,
_In_ PCM_PARTIAL_RESOURCE_LIST PartialResourceList)
{
UCHAR i,
NumberOfIo = 0,
NumberOfIrq = 0,
NumberOfDma = 0,
NumberOfMemory = 0,
NumberOfMemory32 = 0;
PAGED_CODE();
WriteLogicalDeviceNumber(LogDevice->LDN);
for (i = 0; i < PartialResourceList->Count; i++)
{
PCM_PARTIAL_RESOURCE_DESCRIPTOR Descriptor = &PartialResourceList->PartialDescriptors[i];
UCHAR Index;
switch (Descriptor->Type)
{
case CmResourceTypePort:
{
(VOID)FindIoDescriptor(LogDevice,
0,
Descriptor->u.Port.Start.LowPart,
Descriptor->u.Port.Start.LowPart +
Descriptor->u.Port.Length - 1,
NULL,
NULL,
&Index);
WriteWord(ISAPNP_IOBASE(Index), (USHORT)Descriptor->u.Port.Start.LowPart);
++NumberOfIo;
break;
}
case CmResourceTypeInterrupt:
{
(VOID)FindIrqDescriptor(LogDevice, Descriptor->u.Interrupt.Level, &Index);
WriteByte(ISAPNP_IRQNO(Index), (UCHAR)Descriptor->u.Interrupt.Level);
WriteByte(ISAPNP_IRQTYPE(Index),
Descriptor->Flags & CM_RESOURCE_INTERRUPT_LATCHED
? IRQTYPE_HIGH_EDGE : IRQTYPE_LOW_LEVEL);
++NumberOfIrq;
break;
}
case CmResourceTypeDma:
{
(VOID)FindDmaDescriptor(LogDevice, Descriptor->u.Dma.Channel, &Index);
WriteByte(ISAPNP_DMACHANNEL(Index), (UCHAR)Descriptor->u.Dma.Channel);
++NumberOfDma;
break;
}
case CmResourceTypeMemory:
{
BOOLEAN Memory32;
UCHAR Information;
UCHAR MemoryControl = MEMORY_USE_8_BIT_DECODER;
(VOID)FindMemoryDescriptor(LogDevice,
Descriptor->u.Memory.Start.LowPart,
Descriptor->u.Memory.Start.LowPart +
Descriptor->u.Memory.Length - 1,
&Memory32,
&Information,
&Index);
if (!Memory32)
{
if (Information & MEMRANGE_16_BIT_MEMORY_MASK)
MemoryControl = MEMORY_USE_16_BIT_DECODER;
WriteWord(ISAPNP_MEMBASE(Index),
(USHORT)(Descriptor->u.Memory.Start.LowPart >> 8));
if (ReadMemoryControl(ReadDataPort, Index) & MEMORY_UPPER_LIMIT)
{
WriteByte(ISAPNP_MEMCONTROL(Index),
MemoryControl | MEMORY_UPPER_LIMIT);
WriteWord(ISAPNP_MEMLIMIT(Index),
(USHORT)((Descriptor->u.Memory.Start.LowPart +
Descriptor->u.Memory.Length) >> 8));
}
else
{
WriteByte(ISAPNP_MEMCONTROL(Index), MemoryControl);
WriteWord(ISAPNP_MEMLIMIT(Index),
(USHORT)(LENGTH_TO_RANGE_LENGTH(Descriptor->
u.Memory.Length) >> 8));
}
++NumberOfMemory;
}
else
{
WriteDoubleWord(ISAPNP_MEMBASE32(Index),
Descriptor->u.Memory.Start.LowPart);
if ((Information & MEMRANGE_16_BIT_MEMORY_MASK) == MEMRANGE_32_BIT_MEMORY_ONLY)
MemoryControl = MEMORY_USE_32_BIT_DECODER;
else if (Information & MEMRANGE_16_BIT_MEMORY_MASK)
MemoryControl = MEMORY_USE_16_BIT_DECODER;
if (ReadMemoryControl32(ReadDataPort, Index) & MEMORY_UPPER_LIMIT)
{
WriteByte(ISAPNP_MEMCONTROL32(Index),
MemoryControl | MEMORY_UPPER_LIMIT);
WriteDoubleWord(ISAPNP_MEMLIMIT32(Index),
Descriptor->u.Memory.Start.LowPart +
Descriptor->u.Memory.Length);
}
else
{
WriteByte(ISAPNP_MEMCONTROL32(Index), MemoryControl);
WriteDoubleWord(ISAPNP_MEMLIMIT32(Index),
LENGTH_TO_RANGE_LENGTH(Descriptor->u.Memory.Length));
}
++NumberOfMemory32;
}
break;
}
default:
break;
}
}
for (i = NumberOfIo; i < RTL_NUMBER_OF(LogDevice->Io); i++)
{
WriteWord(ISAPNP_IOBASE(i), 0);
}
for (i = NumberOfIrq; i < RTL_NUMBER_OF(LogDevice->Irq); i++)
{
WriteByte(ISAPNP_IRQNO(i), 0);
WriteByte(ISAPNP_IRQTYPE(i), 0);
}
for (i = NumberOfDma; i < RTL_NUMBER_OF(LogDevice->Dma); i++)
{
WriteByte(ISAPNP_DMACHANNEL(i), 4);
}
for (i = NumberOfMemory; i < RTL_NUMBER_OF(LogDevice->MemRange); i++)
{
WriteWord(ISAPNP_MEMBASE(i), 0);
WriteByte(ISAPNP_MEMCONTROL(i), 0);
WriteWord(ISAPNP_MEMLIMIT(i), 0);
}
for (i = NumberOfMemory32; i < RTL_NUMBER_OF(LogDevice->MemRange32); i++)
{
WriteDoubleWord(ISAPNP_MEMBASE32(i), 0);
WriteByte(ISAPNP_MEMCONTROL32(i), 0);
WriteDoubleWord(ISAPNP_MEMLIMIT32(i), 0);
}
}
CODE_SEG("PAGE")
UCHAR
IsaHwTryReadDataPort(
@ -1405,6 +1598,110 @@ Deactivate:
return STATUS_SUCCESS;
}
CODE_SEG("PAGE")
NTSTATUS
IsaHwConfigureDevice(
_In_ PISAPNP_FDO_EXTENSION FdoExt,
_In_ PISAPNP_LOGICAL_DEVICE LogicalDevice,
_In_ PCM_RESOURCE_LIST Resources)
{
UCHAR i,
NumberOfIo = 0,
NumberOfIrq = 0,
NumberOfDma = 0,
NumberOfMemory = 0;
PAGED_CODE();
if (!Resources)
return STATUS_INSUFFICIENT_RESOURCES;
/* Validate the resource list */
for (i = 0; i < Resources->List[0].PartialResourceList.Count; i++)
{
PCM_PARTIAL_RESOURCE_DESCRIPTOR Descriptor =
&Resources->List[0].PartialResourceList.PartialDescriptors[i];
switch (Descriptor->Type)
{
case CmResourceTypePort:
{
if (++NumberOfIo > RTL_NUMBER_OF(LogicalDevice->Io))
return STATUS_INVALID_PARAMETER_1;
if (!FindIoDescriptor(LogicalDevice,
0,
Descriptor->u.Port.Start.LowPart,
Descriptor->u.Port.Start.LowPart +
Descriptor->u.Port.Length - 1,
NULL,
NULL,
NULL))
{
return STATUS_RESOURCE_DATA_NOT_FOUND;
}
break;
}
case CmResourceTypeInterrupt:
{
if (++NumberOfIrq > RTL_NUMBER_OF(LogicalDevice->Irq))
return STATUS_INVALID_PARAMETER_2;
if (!FindIrqDescriptor(LogicalDevice, Descriptor->u.Interrupt.Level, NULL))
return STATUS_RESOURCE_DATA_NOT_FOUND;
break;
}
case CmResourceTypeDma:
{
if (++NumberOfDma > RTL_NUMBER_OF(LogicalDevice->Dma))
return STATUS_INVALID_PARAMETER_3;
if (!FindDmaDescriptor(LogicalDevice, Descriptor->u.Dma.Channel, NULL))
return STATUS_RESOURCE_DATA_NOT_FOUND;
break;
}
case CmResourceTypeMemory:
{
BOOLEAN Memory32;
if (++NumberOfMemory > RTL_NUMBER_OF(LogicalDevice->MemRange))
return STATUS_INVALID_PARAMETER_4;
if (!FindMemoryDescriptor(LogicalDevice,
Descriptor->u.Memory.Start.LowPart,
Descriptor->u.Memory.Start.LowPart +
Descriptor->u.Memory.Length - 1,
&Memory32,
NULL,
NULL))
{
return STATUS_RESOURCE_DATA_NOT_FOUND;
}
if (!Memory32 && (Descriptor->u.Memory.Start.LowPart & 0xFF))
return STATUS_INVALID_PARAMETER;
break;
}
default:
break;
}
}
WriteResources(FdoExt->ReadDataPort, LogicalDevice, &Resources->List[0].PartialResourceList);
KeStallExecutionProcessor(10000);
return STATUS_SUCCESS;
}
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
IsaHwWakeDevice(

View file

@ -375,6 +375,13 @@ NTSTATUS
IsaHwFillDeviceList(
_In_ PISAPNP_FDO_EXTENSION FdoExt);
CODE_SEG("PAGE")
NTSTATUS
IsaHwConfigureDevice(
_In_ PISAPNP_FDO_EXTENSION FdoExt,
_In_ PISAPNP_LOGICAL_DEVICE LogicalDevice,
_In_ PCM_RESOURCE_LIST Resources);
_IRQL_requires_max_(DISPATCH_LEVEL)
VOID
IsaHwWakeDevice(

View file

@ -31,10 +31,15 @@ extern "C" {
#define ISAPNP_MEMBASE(n) (0x40 + ((n) * 8))
#define ISAPNP_MEMCONTROL(n) (0x42 + ((n) * 8))
#define MEMORY_UPPER_LIMIT 0x01
#define MEMORY_USE_8_BIT_DECODER 0x00
#define MEMORY_USE_16_BIT_DECODER 0x02
#define MEMORY_USE_32_BIT_DECODER 0x06
#define ISAPNP_MEMLIMIT(n) (0x43 + ((n) * 8))
#define ISAPNP_IOBASE(n) (0x60 + ((n)*2))
#define ISAPNP_IRQNO(n) (0x70 + ((n)*2))
#define ISAPNP_IRQTYPE(n) (0x71 + ((n) * 2))
#define IRQTYPE_LOW_LEVEL 0x01
#define IRQTYPE_HIGH_EDGE 0x02
#define ISAPNP_DMACHANNEL(n) (0x74 + (n))
#define ISAPNP_MEMBASE32(n) ((n) == 0 ? 0x76 : (0x70 + (n) * 16))
#define ISAPNP_MEMCONTROL32(n) ((n) == 0 ? 0x7A : (0x74 + (n) * 16))
@ -63,6 +68,8 @@ extern "C" {
#define ISAPNP_IS_LARGE_TAG(t) (((t) & 0x80))
#define ISAPNP_LARGE_TAG_NAME(t) (t)
#define ISAPNP_TAG_MEMRANGE 0x81
#define MEMRANGE_16_BIT_MEMORY_MASK (0x10 | 0x08)
#define MEMRANGE_32_BIT_MEMORY_ONLY 0x18
#define ISAPNP_TAG_ANSISTR 0x82
#define ISAPNP_TAG_UNICODESTR 0x83
#define ISAPNP_TAG_MEM32RANGE 0x85

View file

@ -897,9 +897,19 @@ IsaPdoPnp(
{
IsaHwWakeDevice(PdoExt->IsaPnpDevice);
Status = STATUS_SUCCESS;
Status = IsaHwConfigureDevice(PdoExt->FdoExt,
PdoExt->IsaPnpDevice,
IrpSp->Parameters.StartDevice.AllocatedResources);
if (NT_SUCCESS(Status))
{
IsaHwActivateDevice(PdoExt->FdoExt, PdoExt->IsaPnpDevice);
}
else
{
DPRINT1("Failed to configure CSN %u, LDN %u with status 0x%08lx\n",
PdoExt->IsaPnpDevice->CSN, PdoExt->IsaPnpDevice->LDN, Status);
}
IsaHwActivateDevice(PdoExt->FdoExt, PdoExt->IsaPnpDevice);
IsaHwWaitForKey();
}
else