1 files changed, 126 insertions, 0 deletions
diff --git a/pcilib.h b/pcilib.h
new file mode 100644
index 0000000..7541c80
--- /dev/null
+++ b/pcilib.h
@@ -0,0 +1,126 @@
+#ifndef _PCITOOL_PCILIB_H
+#define _PCITOOL_PCILIB_H
+
+#define PCILIB_MAX_BANKS 6
+
+#include <stdint.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 {
+    PCILIB_DEFAULT_PROTOCOL,
+    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_BANK_INVALID	((pcilib_register_bank_t)-1)
+#define PCILIB_REGISTER_BANK0 		0
+#define PCILIB_REGISTER_BANK1 		1
+#define PCILIB_REGISTER_BANK2 		2
+#define PCILIB_REGISTER_BANK3 		3
+
+typedef struct {
+    pcilib_register_bank_addr_t addr;
+    size_t size;
+    
+    pcilib_register_protocol_t protocol;
+
+    uintptr_t read_addr;
+    uintptr_t write_addr;
+    uint8_t raw_endianess;
+
+    uint8_t access;
+    uint8_t endianess;
+    
+    const char *name;
+    const char *description;
+} 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;
+
+typedef struct {
+    pcilib_register_description_t *registers;
+    pcilib_register_bank_description_t *banks;
+    pcilib_register_range_t *ranges;
+} pcilib_model_description_t;
+
+int pcilib_set_error_handler(void (*err)(const char *msg, ...));
+
+pcilib_model_t pcilib_get_model(pcilib_t *ctx);
+
+pcilib_t *pcilib_open(const char *device, pcilib_model_t model);
+void pcilib_close(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);
+char  *pcilib_resolve_register_address(pcilib_t *ctx, uintptr_t addr);
+
+pcilib_register_bank_t pcilib_find_bank(pcilib_t *ctx, const char *bank);
+pcilib_register_t pcilib_find_register(pcilib_t *ctx, const char *bank, const char *reg);
+
+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);
+
+int pcilib_read_register_space(pcilib_t *ctx, const char *bank, pcilib_register_addr_t addr, size_t n, pcilib_register_value_t *buf);
+int pcilib_write_register_space(pcilib_t *ctx, const char *bank, pcilib_register_addr_t addr, size_t n, pcilib_register_value_t *buf);
+int pcilib_read_register_by_id(pcilib_t *ctx, pcilib_register_t reg, pcilib_register_value_t *value);
+int pcilib_write_register_by_id(pcilib_t *ctx, pcilib_register_t reg, pcilib_register_value_t value);
+int pcilib_read_register(pcilib_t *ctx, const char *bank, const char *regname, pcilib_register_value_t *value);
+int pcilib_write_register(pcilib_t *ctx, const char *bank, const char *regname, pcilib_register_value_t value);
+
+#endif /* _PCITOOL_PCILIB_H */