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#ifndef _PCITOOL_PCI_H
#define _PCITOOL_PCI_H
#define PCILIB_MAX_BANKS 6
#define PCILIB_REGISTER_TIMEOUT 10000 /**< us */
#include <stdint.h>
#include "driver/pciDriver.h"
#include "kernel.h"
#define pcilib_memcpy pcilib_memcpy32
#define pcilib_datacpy pcilib_datacpy32
typedef struct pcilib_s pcilib_t;
typedef uint8_t pcilib_bar_t; /**< Type holding the PCI Bar number */
typedef uint8_t pcilib_register_t; /**< Type holding the register ID within the Bank */
typedef uint8_t pcilib_register_addr_t; /**< Type holding the register ID within the Bank */
typedef uint8_t pcilib_register_bank_t; /**< Type holding the register bank number */
typedef uint8_t pcilib_register_bank_addr_t; /**< Type holding the register bank number */
typedef uint8_t pcilib_register_size_t; /**< Type holding the size in bits of the register */
typedef uint32_t pcilib_register_value_t; /**< Type holding the register value */
typedef enum {
PCILIB_LITTLE_ENDIAN = 0,
PCILIB_BIG_ENDIAN
} pcilib_endianess_t;
typedef enum {
PCILIB_MODEL_DETECT,
PCILIB_MODEL_PCI,
PCILIB_MODEL_IPECAMERA
} pcilib_model_t;
typedef enum {
PCILIB_REGISTER_R = 1,
PCILIB_REGISTER_W = 2,
PCILIB_REGISTER_RW = 3
} pcilib_register_mode_t;
typedef enum {
IPECAMERA_REGISTER_PROTOCOL
} pcilib_register_protocol_t;
#define PCILIB_BAR_DETECT ((pcilib_bar_t)-1)
#define PCILIB_REGISTER_INVALID ((pcilib_register_t)-1)
#define PCILIB_ADDRESS_INVALID ((uintptr_t)-1)
#define PCILIB_REGISTER_BANK0 0
typedef struct {
pcilib_register_bank_addr_t addr;
pcilib_register_protocol_t protocol;
uintptr_t read_addr;
uintptr_t write_addr;
uint8_t raw_endianess;
uint8_t access;
uint8_t endianess;
} pcilib_register_bank_description_t;
typedef struct {
pcilib_register_addr_t addr;
pcilib_register_size_t bits;
pcilib_register_value_t defvalue;
pcilib_register_mode_t mode;
pcilib_register_bank_t bank;
const char *name;
const char *description;
} pcilib_register_description_t;
/**
* Default mappings
*/
typedef struct {
uintptr_t start;
uintptr_t end;
pcilib_register_bank_t bank;
} pcilib_register_range_t;
typedef struct {
int (*read)(pcilib_t *ctx, pcilib_register_bank_description_t *bank, pcilib_register_addr_t addr, uint8_t bits, pcilib_register_value_t *value);
int (*write)(pcilib_t *ctx, pcilib_register_bank_description_t *bank, pcilib_register_addr_t addr, uint8_t bits, pcilib_register_value_t value);
} pcilib_protocol_description_t;
#include "ipecamera.h"
typedef struct {
pcilib_register_description_t *registers;
pcilib_register_bank_description_t *banks;
pcilib_register_range_t *ranges;
} pcilib_model_description_t;
#ifdef _PCILIB_PCI_C
pcilib_model_description_t pcilib_model[3] = {
{ NULL, NULL, NULL },
{ NULL, NULL, NULL },
{ ipecamera_registers, ipecamera_register_banks, ipecamera_register_ranges }
};
pcilib_protocol_description_t pcilib_protocol[2] = {
{ ipecamera_read, ipecamera_write },
{ NULL, NULL }
};
#else
extern void (*pcilib_error)(const char *msg, ...);
extern void (*pcilib_warning)(const char *msg, ...);
extern pcilib_model_description_t pcilib_model[];
extern pcilib_protocol_description_t pcilib_protocol[];
#endif /* _PCILIB_PCI_C */
int pcilib_set_error_handler(void (*err)(const char *msg, ...));
pcilib_t *pcilib_open(const char *device, pcilib_model_t model);
void pcilib_close(pcilib_t *ctx);
const pci_board_info *pcilib_get_board_info(pcilib_t *ctx);
pcilib_model_t pcilib_get_model(pcilib_t *ctx);
void *pcilib_map_bar(pcilib_t *ctx, pcilib_bar_t bar);
void pcilib_unmap_bar(pcilib_t *ctx, pcilib_bar_t bar, void *data);
pcilib_register_t pcilib_find_register(pcilib_t *ctx, const char *reg);
char *pcilib_resolve_register_address(pcilib_t *ctx, uintptr_t addr);
int pcilib_read(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf);
int pcilib_write(pcilib_t *ctx, pcilib_bar_t bar, uintptr_t addr, size_t size, void *buf);
#endif /* _PCITOOL_PCI_H */
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