218 lines
5.7 KiB
C
218 lines
5.7 KiB
C
#ifndef _DDEKIT_PCI_H
|
|
#define _DDEKIT_PCI_H
|
|
#include <ddekit/ddekit.h>
|
|
|
|
#include <ddekit/types.h>
|
|
|
|
/** \defgroup DDEKit_pci */
|
|
|
|
/** Our version of PCI_ANY_ID */
|
|
#define DDEKIT_PCI_ANY_ID (~0)
|
|
|
|
/** Copy of L4IO_PCIDEV_RES */
|
|
#define DDEKIT_PCIDEV_RES 12
|
|
|
|
struct ddekit_pci_dev;
|
|
|
|
/** PCI resource descriptor. Copied from generic_io.
|
|
*
|
|
* XXX!
|
|
*/
|
|
typedef struct ddekit_pci_resource {
|
|
unsigned long start;
|
|
unsigned long end;
|
|
unsigned long flags;
|
|
} ddekit_pci_res_t;
|
|
|
|
_PROTOTYPE( void ddekit_pci_init, (void));
|
|
|
|
_PROTOTYPE( int ddekit_pci_get_device,(int nr, int *bus,
|
|
int *slot, int *func));
|
|
|
|
_PROTOTYPE( int ddekit_pci_read, (int bus, int slot, int func,
|
|
int pos, int len, ddekit_uint32_t *val));
|
|
_PROTOTYPE( int ddekit_pci_write, (int bus, int slot, int func,
|
|
int pos, int len, ddekit_uint32_t val));
|
|
|
|
/** Read byte from PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val read value
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_readb, (int bus, int slot,
|
|
int func, int pos, ddekit_uint8_t *val));
|
|
|
|
/** Read word from PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val read value
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_readw, (int bus, int slot,
|
|
int func, int pos, ddekit_uint16_t *val));
|
|
|
|
/** Read dword from PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val read value
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_readl, (int bus, int slot,
|
|
int func, int pos, ddekit_uint32_t *val));
|
|
|
|
/** Write byte to PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val value to write
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_writeb, (int bus, int slot,
|
|
int func, int pos, ddekit_uint8_t val));
|
|
|
|
/** Write word to PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val value to write
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_writew, (int bus, int slot,
|
|
int func, int pos, ddekit_uint16_t val));
|
|
|
|
/** Write word to PCI config space.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus bus ID
|
|
* \param slot slot #
|
|
* \param func function #
|
|
* \param pos offset in config space
|
|
* \retval val value to write
|
|
*
|
|
* \return 0 success
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_writel, (int bus, int slot,
|
|
int func, int pos, ddekit_uint32_t val));
|
|
|
|
/** Find a PCI device.
|
|
*
|
|
* \ingroup DDEKit_pci
|
|
*
|
|
* \param bus pointer to bus number or \ref DDEKIT_PCI_ANY_ID
|
|
* \param slot pointer to slot number (devfn >> DEVFN_SLOTSHIFT) or \ref DDEKIT_PCI_ANY_ID
|
|
* \param func pointer to func number (devfc & DEVFN_FUNCMASK) or \ref DDEKIT_PCI_ANY_ID
|
|
* \param start search device list only behind this device (excluding it!), NULL
|
|
* searches whole device list
|
|
*
|
|
* \retval bus bus number
|
|
* \retval slot slot number
|
|
* \retval func function number
|
|
*
|
|
* \return device a valid PCI device
|
|
* \return NULL if no device found
|
|
*/
|
|
_PROTOTYPE( struct ddekit_pci_dev * ddekit_pci_find_device,
|
|
(int *bus, int *slot, int *func, struct ddekit_pci_dev *start));
|
|
|
|
/** Enable PCI device
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_enable_device, (struct ddekit_pci_dev *dev));
|
|
|
|
/** Disable PCI device
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( int ddekit_pci_disable_device, (struct ddekit_pci_dev *dev));
|
|
|
|
/** Enable bus-mastering for device.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( void ddekit_pci_set_master, (struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device vendor ID.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned short ddekit_pci_get_vendor,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device ID.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned short ddekit_pci_get_device_id,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device subvendor ID.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned short ddekit_pci_get_sub_vendor,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get subdevice ID.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned short ddekit_pci_get_sub_device,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device class ID.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned ddekit_pci_get_dev_class,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device's IRQ number.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( unsigned long ddekit_pci_get_irq,
|
|
(struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device name.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( char *ddekit_pci_get_name, (struct ddekit_pci_dev *dev));
|
|
|
|
/** Get device's slot name.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( char *ddekit_pci_get_slot_name, (struct ddekit_pci_dev *dev));
|
|
|
|
/** Get one of the device's resources.
|
|
* \ingroup DDEKit_pci
|
|
*/
|
|
_PROTOTYPE( ddekit_pci_res_t *ddekit_pci_get_resource,
|
|
(struct ddekit_pci_dev *dev, unsigned int idx));
|
|
|
|
_PROTOTYPE( int ddekit_pci_irq_enable, (int bus, int slot,
|
|
int func, int pin, int *irq));
|
|
|
|
#endif
|