Data Fields | |
HANDLE | bus_mutex |
Bus lock queue. | |
HANDLE | bus_ready |
Bus wait ready queue. | |
uintptr_t | bus_base |
Bus base address. | |
IRQ_HANDLER * | bus_sig |
Bus interrupt handler. | |
int(* | bus_initnode )(NUTSPINODE *) |
Initialize bus controller. | |
int(* | bus_alloc )(NUTSPINODE *, uint32_t) |
Allocate the bus. | |
int(* | bus_release )(NUTSPINODE *) |
Release the bus. | |
int(* | bus_transfer )(NUTSPINODE *, CONST void *, void *, int) |
Transfer data. | |
int(* | bus_wait )(NUTSPINODE *, uint32_t) |
Wait for transfer ready. | |
uint_fast16_t(* | bus_set_mode )(NUTSPINODE *, uint_fast16_t) |
Set node's SPI mode. | |
uint_fast32_t(* | bus_set_rate )(NUTSPINODE *, uint_fast32_t) |
Set node's clock rate. | |
uint_fast8_t(* | bus_set_bits )(NUTSPINODE *, uint_fast8_t) |
Set node's data bit size. |
Definition at line 79 of file spibus.h.
Bus lock queue.
Definition at line 82 of file spibus.h.
Referenced by At91SpiBus0Deselect(), At91SpiBus0Select(), AvrSpiBus0Deselect(), AvrSpiBus0Select(), GpioSpiBus0Deselect(), GpioSpiBus0Select(), and NutRegisterSpiDevice().
Bus wait ready queue.
Definition at line 86 of file spibus.h.
Referenced by At91SpiBus0Transfer(), At91SpiBusNodeInit(), and At91SpiBusWait().
Bus base address.
Definition at line 90 of file spibus.h.
Referenced by At91SpiBus0Transfer(), At91SpiBusNodeInit(), At91SpiBusWait(), and At91SpiSetup().
Bus interrupt handler.
Definition at line 94 of file spibus.h.
Referenced by At91SpiBusNodeInit(), and AvrSpiBus0NodeInit().
int(* _NUTSPIBUS::bus_initnode)(NUTSPINODE *) |
Initialize bus controller.
This routine is called during device registration.
Referenced by NutRegisterSpiDevice().
int(* _NUTSPIBUS::bus_alloc)(NUTSPINODE *, uint32_t) |
Allocate the bus.
Locks the bus and activates the chip select.
int(* _NUTSPIBUS::bus_release)(NUTSPINODE *) |
Release the bus.
Deactivates the chip select and unlocks the bus.
int(* _NUTSPIBUS::bus_transfer)(NUTSPINODE *, CONST void *, void *, int) |
Transfer data.
int(* _NUTSPIBUS::bus_wait)(NUTSPINODE *, uint32_t) |
Wait for transfer ready.
Set node's SPI mode.
Set node's clock rate.
Set node's data bit size.