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made cc2420 panid and short address not dependent on endianness

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This commit is contained in:
joxe 2010-03-09 15:45:29 +00:00
parent 1d483a5da4
commit 1214b1fa40
1 changed files with 12 additions and 9 deletions
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21
core/dev/cc2420.c
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@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* @(#)$Id: cc2420.c,v 1.42 2010/03/09 13:18:16 adamdunkels Exp $ * @(#)$Id: cc2420.c,v 1.43 2010/03/09 15:45:29 joxe Exp $
*/ */
/* /*
* This code is almost device independent and should be easy to port. * This code is almost device independent and should be easy to port.
@ -135,8 +135,6 @@ const struct radio_driver cc2420_driver =
}; };
static uint8_t receive_on; static uint8_t receive_on;
/* Radio stuff in network byte order. */
static uint16_t pan_id;
static int channel; static int channel;
@ -529,21 +527,26 @@ cc2420_set_pan_addr(unsigned pan,
const uint8_t *ieee_addr) const uint8_t *ieee_addr)
{ {
uint16_t f = 0; uint16_t f = 0;
uint8_t tmp[2];
/* /*
* Writing RAM requires crystal oscillator to be stable. * Writing RAM requires crystal oscillator to be stable.
*/ */
while(!(status() & (BV(CC2420_XOSC16M_STABLE)))); while(!(status() & (BV(CC2420_XOSC16M_STABLE))));
pan_id = pan; tmp[0] = pan & 0xff;
FASTSPI_WRITE_RAM_LE(&pan, CC2420RAM_PANID, 2, f); tmp[1] = pan >> 8;
FASTSPI_WRITE_RAM_LE(&addr, CC2420RAM_SHORTADDR, 2, f); FASTSPI_WRITE_RAM_LE(&tmp, CC2420RAM_PANID, 2, f);
tmp[0] = addr & 0xff;
tmp[1] = addr >> 8;
FASTSPI_WRITE_RAM_LE(&tmp, CC2420RAM_SHORTADDR, 2, f);
if(ieee_addr != NULL) { if(ieee_addr != NULL) {
uint8_t addr[8]; uint8_t tmp_addr[8];
/* LSB first, MSB last for 802.15.4 addresses in CC2420 */ /* LSB first, MSB last for 802.15.4 addresses in CC2420 */
for (f = 0; f < 8; f++) { for (f = 0; f < 8; f++) {
addr[7 - f] = ieee_addr[f]; tmp_addr[7 - f] = ieee_addr[f];
} }
FASTSPI_WRITE_RAM_LE(addr, CC2420RAM_IEEEADDR, 8, f); FASTSPI_WRITE_RAM_LE(tmp_addr, CC2420RAM_IEEEADDR, 8, f);
} }
} }
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/