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nrf24l01p_ng: add hook nrf24l01p_ng_eui_get()

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This commit is contained in:
Fabian Hüßler 2021-04-08 11:42:51 +02:00
parent 93ba8bea3b
commit f5f2decfa4
3 changed files with 26 additions and 9 deletions
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11
drivers/include/nrf24l01p_ng.h
View File

@ -424,6 +424,17 @@ int nrf24l01p_ng_set_state(nrf24l01p_ng_t *dev, nrf24l01p_ng_state_t state);
*/
nrf24l01p_ng_state_t nrf24l01p_ng_get_state(const nrf24l01p_ng_t *dev);
/**
* @brief Retrieve a unique layer-2 address for an nrf24l01p_ng instance
*
* @note This function has __attribute__((weak)) so you can override this, e.g.
* to construct an address. By default @ref luid_get_lb is used.
*
* @param[in] dev The device descriptor of the transceiver
* @param[out] eui Destination to write the address to
*/
void nrf24l01p_ng_eui_get(const netdev_t *dev, uint8_t *eui);
#if IS_USED(MODULE_NRF24L01P_NG_DIAGNOSTICS)
/**
* @brief Get state variable as a string

11
drivers/nrf24l01p_ng/gnrc_netif_nrf24l01p_ng.c
View File

@ -22,6 +22,7 @@
#include "debug.h"
#include "net/gnrc.h"
#include "luid.h"
#include "gnrc_netif_nrf24l01p_ng.h"
#include "nrf24l01p_ng.h"
@ -234,3 +235,13 @@ int gnrc_netif_nrf24l01p_ng_create(gnrc_netif_t *netif, char *stack,
return gnrc_netif_create(netif, stack, stacksize, priority, name,
dev, &nrf24l01p_ng_netif_ops);
}
void __attribute__((weak)) nrf24l01p_ng_eui_get(const netdev_t *netdev, uint8_t *eui)
{
(void)netdev;
do {
luid_get_lb(eui, NRF24L01P_NG_ADDR_WIDTH);
}
while (eui[NRF24L01P_NG_ADDR_WIDTH - 1] ==
((uint8_t[])NRF24L01P_NG_BROADCAST_ADDR)[NRF24L01P_NG_ADDR_WIDTH - 1]);
}

13
drivers/nrf24l01p_ng/nrf24l01p_ng_netdev.c
View File

@ -26,9 +26,6 @@
#include "kernel_defines.h"
#include "iolist.h"
#include "irq.h"
#include "luid.h"
#include "mutex.h"
#include "net/eui64.h"
#include "net/netdev.h"
#include "xtimer.h"
@ -196,12 +193,10 @@ static int _init(netdev_t *netdev)
/* assign to pipe 0 the broadcast address*/
nrf24l01p_ng_write_reg(dev, NRF24L01P_NG_REG_RX_ADDR_P0,
NRF24L01P_NG_ADDR_P0(dev), aw);
luid_get_lb(NRF24L01P_NG_ADDR_P1(dev), aw);
/* "The LSByte must be unique for all six pipes" [datasheet p.38] */
if (NRF24L01P_NG_ADDR_P1(dev)[aw - 1] == bc[aw - 1]) {
luid_get_lb(NRF24L01P_NG_ADDR_P1(dev), aw);
}
/* assign to pipe 0 the "main" listening address */
/* "The LSByte must be unique for all six pipes" [datasheet p.38] */
nrf24l01p_ng_eui_get(&dev->netdev, NRF24L01P_NG_ADDR_P1(dev));
assert(NRF24L01P_NG_ADDR_P1(dev)[aw - 1] != NRF24L01P_NG_ADDR_P0(dev)[aw - 1]);
/* assign to pipe 1 the "main" listening address */
nrf24l01p_ng_write_reg(dev, NRF24L01P_NG_REG_RX_ADDR_P1,
NRF24L01P_NG_ADDR_P1(dev), aw);
/* set the address width */