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Software for White Rabbit PTP Core
Commit 15d4441d authored by Grzegorz Daniluk's avatar Grzegorz Daniluk
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MAC generation based on DS18B20

parent 3a6291c1
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Showing with 19 additions and 11 deletions
wrc_main.c
View file @ 15d4441d
...@@ -10,6 +10,7 @@ ...@@ -10,6 +10,7 @@
#include "pps_gen.h" #include "pps_gen.h"
#include "ptpd.h" #include "ptpd.h"
#include "ptpd_netif.h" #include "ptpd_netif.h"
#include "onewire.h"
...@@ -150,8 +151,7 @@ void rx_test() ...@@ -150,8 +151,7 @@ void rx_test()
void wrc_initialize() void wrc_initialize()
{ {
int ret; int ret;
uint32_t dna_lo, dna_hi; uint8_t mac_addr[6], ds18_id[8] = {0,0,0,0,0,0,0,0};
uint8_t mac_addr[6];
uart_init(); uart_init();
...@@ -159,15 +159,23 @@ void wrc_initialize() ...@@ -159,15 +159,23 @@ void wrc_initialize()
__DATE__ " " __TIME__ ")\n"); __DATE__ " " __TIME__ ")\n");
mprintf("wr_core: starting up (press G to launch the GUI and D for extra debug messages)....\n"); mprintf("wr_core: starting up (press G to launch the GUI and D for extra debug messages)....\n");
dna_read(&dna_lo, &dna_hi);
//Generate MAC address
mac_addr[0] = 0; ow_init();
mac_addr[1] = 0x50; if( ds18x_read_serial(ds18_id) == 0 )
mac_addr[2] = (dna_lo >> 24) & 0xff; mprintf("Found DS18xx sensor: %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x\n",
mac_addr[3] = (dna_lo >> 16) & 0xff; ds18_id[7], ds18_id[6], ds18_id[5], ds18_id[4],
mac_addr[4] = (dna_lo >> 8) & 0xff; ds18_id[3], ds18_id[2], ds18_id[1], ds18_id[0]);
mac_addr[5] = (dna_lo >> 0) & 0xff; else
mprintf("DS18B20 not found\n");
mac_addr[0] = 0x08; //
mac_addr[1] = 0x00; // CERN OUI
mac_addr[2] = 0x30; //
mac_addr[3] = ds18_id[3]; // www.maxim-ic.com
mac_addr[4] = ds18_id[2]; // APPLICATION NOTE 186
mac_addr[5] = ds18_id[1]; // Creating Global Identifiers Using 1-Wire® Devices
mprintf("wr_core: local MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n", mac_addr[0],mac_addr[1],mac_addr[2],mac_addr[3],mac_addr[4],mac_addr[5]); mprintf("wr_core: local MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n", mac_addr[0],mac_addr[1],mac_addr[2],mac_addr[3],mac_addr[4],mac_addr[5]);
ep_init(mac_addr); ep_init(mac_addr);
ep_enable(1, 1); ep_enable(1, 1);
......
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