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Staging: add pata_rdc driver 

This is our IDE Source code. This is base on kernel 2.6.28.  pata_rdc.h
and pata_rdc.c

From: Kevin Huang <Kevin.Huang@rdc.com.tw>
Cc: Tomy Wang <Tomy.Wang@rdc.com.tw>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kevin Huang 2009-06-01 11:43:20 +08:00 committed by Greg Kroah-Hartman
parent ba49d59ac4
commit ad41a8a58e
2 changed files with 1640 additions and 0 deletions
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drivers/staging/pata_rdc/pata_rdc.c Normal file
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drivers/staging/pata_rdc/pata_rdc.h Normal file
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#ifndef pata_rdc_H
#define pata_rdc_H
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
// ATA Configuration Register ID offset address size
#define ATAConfiguration_PCIOffset 0x40
#define ATAConfiguration_ID_PrimaryTiming 0x00
#define ATAConfiguration_ID_SecondaryTiming 0x02
#define ATAConfiguration_ID_Device1Timing 0x04
#define ATAConfiguration_ID_UDMAControl 0x08
#define ATAConfiguration_ID_UDMATiming 0x0A
#define ATAConfiguration_ID_IDEIOConfiguration 0x14
#define ATAConfiguration_ID_PrimaryTiming_Size 2
#define ATAConfiguration_ID_SecondaryTiming_Size 2
#define ATAConfiguration_ID_Device1Timing_Size 1
#define ATAConfiguration_ID_UDMAControl_Size 1
#define ATAConfiguration_ID_UDMATiming_Size 2
#define ATAConfiguration_ID_IDEIOConfiguration_Size 4
// ATA Configuration Register bit define
#define ATAConfiguration_PrimaryTiming_Device0FastTimingEnable 0x0001
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleModeEnable 0x0002 // PIO 3 or greater
#define ATAConfiguration_PrimaryTiming_Device0PrefetchandPostingEnable 0x0004 // PIO 2 or greater
#define ATAConfiguration_PrimaryTiming_Device0DMATimingEnable 0x0008
#define ATAConfiguration_PrimaryTiming_Device1FastTimingEnable 0x0010
#define ATAConfiguration_PrimaryTiming_Device1IORDYSampleModeEnable 0x0020 // PIO 3 or greater
#define ATAConfiguration_PrimaryTiming_Device1PrefetchandPostingEnable 0x0040 // PIO 2 or greater
#define ATAConfiguration_PrimaryTiming_Device1DMATimingEnable 0x0080
#define ATAConfiguration_PrimaryTiming_Device0RecoveryMode 0x0300
#define ATAConfiguration_PrimaryTiming_Device0RecoveryMode_0 0x0000 // PIO 0, PIO 2, MDMA 0
#define ATAConfiguration_PrimaryTiming_Device0RecoveryMode_1 0x0100 // PIO 3, MDMA 1
#define ATAConfiguration_PrimaryTiming_Device0RecoveryMode_2 0x0200 // X
#define ATAConfiguration_PrimaryTiming_Device0RecoveryMode_3 0x0300 // PIO 4, MDMA 2
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleMode 0x3000
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleMode_0 0x0000 // PIO 0
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleMode_1 0x1000 // PIO 2, MDMA 0
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleMode_2 0x2000 // PIO 3, PIO 4, MDMA 1, MDMA 2
#define ATAConfiguration_PrimaryTiming_Device0IORDYSampleMode_3 0x3000 // X
#define ATAConfiguration_PrimaryTiming_Device1TimingRegisterEnable 0x4000
#define ATAConfiguration_PrimaryTiming_IDEDecodeEnable 0x8000
#define ATAConfiguration_Device1Timing_PrimaryRecoveryMode 0x0003
#define ATAConfiguration_Device1Timing_PrimaryRecoveryMode_0 0x0000
#define ATAConfiguration_Device1Timing_PrimaryRecoveryMode_1 0x0001
#define ATAConfiguration_Device1Timing_PrimaryRecoveryMode_2 0x0002
#define ATAConfiguration_Device1Timing_PrimaryRecoveryMode_3 0x0003
#define ATAConfiguration_Device1Timing_PrimaryIORDYSampleMode 0x000C
#define ATAConfiguration_Device1Timing_PrimaryIORDYSampleMode_0 0x0000
#define ATAConfiguration_Device1Timing_PrimaryIORDYSampleMode_1 0x0004
#define ATAConfiguration_Device1Timing_PrimaryIORDYSampleMode_2 0x0008
#define ATAConfiguration_Device1Timing_PrimaryIORDYSampleMode_3 0x000C
#define ATAConfiguration_Device1Timing_SecondaryRecoveryMode 0x0030
#define ATAConfiguration_Device1Timing_SecondaryRecoveryMode_0 0x0000
#define ATAConfiguration_Device1Timing_SecondaryRecoveryMode_1 0x0010
#define ATAConfiguration_Device1Timing_SecondaryRecoveryMode_2 0x0020
#define ATAConfiguration_Device1Timing_SecondaryRecoveryMode_3 0x0030
#define ATAConfiguration_Device1Timing_SecondaryIORDYSampleMode 0x00C0
#define ATAConfiguration_Device1Timing_SecondaryIORDYSampleMode_0 0x0000
#define ATAConfiguration_Device1Timing_SecondaryIORDYSampleMode_1 0x0040
#define ATAConfiguration_Device1Timing_SecondaryIORDYSampleMode_2 0x0080
#define ATAConfiguration_Device1Timing_SecondaryIORDYSampleMode_3 0x00C0
#define ATAConfiguration_UDMAControl_PrimaryDevice0UDMAModeEnable 0x0001
#define ATAConfiguration_UDMAControl_PrimaryDevice1UDMAModeEnable 0x0002
#define ATAConfiguration_UDMAControl_SecondaryDevice0UDMAModeEnable 0x0004
#define ATAConfiguration_UDMAControl_SecondaryDevice1UDMAModeEnable 0x0008
#define ATAConfiguration_UDMATiming_PrimaryDevice0CycleTime 0x0003
#define ATAConfiguration_UDMATiming_PrimaryDevice0CycleTime_0 0x0000 // UDMA 0
#define ATAConfiguration_UDMATiming_PrimaryDevice0CycleTime_1 0x0001 // UDMA 1, UDMA 3, UDMA 5
#define ATAConfiguration_UDMATiming_PrimaryDevice0CycleTime_2 0x0002 // UDMA 2, UDMA 4
#define ATAConfiguration_UDMATiming_PrimaryDevice0CycleTime_3 0x0003 // X
#define ATAConfiguration_UDMATiming_PrimaryDevice1CycleTime 0x0030
#define ATAConfiguration_UDMATiming_PrimaryDevice1CycleTime_0 0x0000 // UDMA 0
#define ATAConfiguration_UDMATiming_PrimaryDevice1CycleTime_1 0x0010 // UDMA 1, UDMA 3, UDMA 5
#define ATAConfiguration_UDMATiming_PrimaryDevice1CycleTime_2 0x0020 // UDMA 2, UDMA 4
#define ATAConfiguration_UDMATiming_PrimaryDevice1CycleTime_3 0x0030 // X
#define ATAConfiguration_UDMATiming_SecondaryDevice0CycleTime 0x0300
#define ATAConfiguration_UDMATiming_SecondaryDevice0CycleTime_0 0x0000 // UDMA 0
#define ATAConfiguration_UDMATiming_SecondaryDevice0CycleTime_1 0x0100 // UDMA 1, UDMA 3, UDMA 5
#define ATAConfiguration_UDMATiming_SecondaryDevice0CycleTime_2 0x0200 // UDMA 2, UDMA 4
#define ATAConfiguration_UDMATiming_SecondaryDevice0CycleTime_3 0x0300 // X
#define ATAConfiguration_UDMATiming_SecondaryDevice1CycleTime 0x3000
#define ATAConfiguration_UDMATiming_SecondaryDevice1CycleTime_0 0x0000 // UDMA 0
#define ATAConfiguration_UDMATiming_SecondaryDevice1CycleTime_1 0x1000 // UDMA 1, UDMA 3, UDMA 5
#define ATAConfiguration_UDMATiming_SecondaryDevice1CycleTime_2 0x2000 // UDMA 2, UDMA 4
#define ATAConfiguration_UDMATiming_SecondaryDevice1CycleTime_3 0x3000 // X
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice066MhzEnable 0x00000001 // UDMA 3, UDMA 4
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice166MhzEnable 0x00000002
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice066MhzEnable 0x00000004
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice166MhzEnable 0x00000008
#define ATAConfiguration_IDEIOConfiguration_DeviceCable80Report 0x000000F0
#define ATAConfiguration_IDEIOConfiguration_PrimaryDeviceCable80Report 0x00000030
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice0Cable80Report 0x00000010 // UDMA 3, UDMA 4, UDMA 5
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice1Cable80Report 0x00000020
#define ATAConfiguration_IDEIOConfiguration_SecondaryDeviceCable80Report 0x000000C0
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice0Cable80Report 0x00000040
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice1Cable80Report 0x00000080
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice0100MhzEnable 0x00001000 // UDMA 5
#define ATAConfiguration_IDEIOConfiguration_PrimaryDevice1100MhzEnable 0x00002000
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice0100MhzEnable 0x00004000
#define ATAConfiguration_IDEIOConfiguration_SecondaryDevice1100MhzEnable 0x00008000
#define ATAConfiguration_IDEIOConfiguration_ATA100IsSupported 0x00F00000
enum _PIOTimingMode
{
PIO0 = 0,
PIO1,
PIO2, // MDMA 0
PIO3, // MDMA 1
PIO4 // MDMA 2
};
enum _DMATimingMode
{
MDMA0 = 0,
MDMA1,
MDMA2
};
enum _UDMATimingMode
{
UDMA0 = 0,
UDMA1,
UDMA2,
UDMA3,
UDMA4,
UDMA5
};
enum rdc_controller_ids {
/* controller IDs */
RDC_17F31011,
RDC_17F31012
};
// callback function for driver
static int __devinit rdc_init_one(
struct pci_dev *pdev,
const struct pci_device_id *ent
);
// callback function for ata_port
static int rdc_pata_port_start(
struct ata_port *ap
);
static void rdc_pata_port_stop(
struct ata_port *ap
);
static int rdc_pata_prereset(
struct ata_link *link,
unsigned long deadline
);
static int rdc_pata_cable_detect(
struct ata_port *ap
);
static void rdc_pata_set_piomode(
struct ata_port *ap,
struct ata_device *adev
);
static void rdc_pata_set_dmamode(
struct ata_port *ap,
struct ata_device *adev
);
// modified PCIDeviceIO code.
static uint
PCIDeviceIO_ReadPCIConfiguration(
struct pci_dev *pdev,
uint Offset,
uint Length,
void* pBuffer
);
static uint
PCIDeviceIO_WritePCIConfiguration(
struct pci_dev *pdev,
uint Offset,
uint Length,
void* pBuffer
);
// modify ATAHostAdapter code
static uint
ATAHostAdapter_SetPrimaryPIO(
struct pci_dev *pdev,
uint DeviceID,
uint PIOTimingMode,
uint DMAEnable,
uint PrefetchPostingEnable
);
static uint
ATAHostAdapter_SetSecondaryPIO(
struct pci_dev *pdev,
uint DeviceID,
uint PIOTimingMode,
uint DMAEnable,
uint PrefetchPostingEnable
);
static uint
ATAHostAdapter_SetPrimaryUDMA(
struct pci_dev *pdev,
uint DeviceID,
uint UDMAEnable,
uint UDMATimingMode
);
static uint
ATAHostAdapter_SetSecondaryUDMA(
struct pci_dev *pdev,
uint DeviceID,
uint UDMAEnable,
uint UDMATimingMode
);
#endif