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Diffstat (limited to 'netdemo/init.c')
| -rw-r--r-- | netdemo/init.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/netdemo/init.c b/netdemo/init.c new file mode 100644 index 0000000..27b5889 --- /dev/null +++ b/netdemo/init.c @@ -0,0 +1,185 @@ +/* + * RTEMS configuration/initialization + * + * This program may be distributed and used for any purpose. + * I ask only that you: + * 1. Leave this author information intact. + * 2. Document any changes you make. + * + * W. Eric Norum + * Saskatchewan Accelerator Laboratory + * University of Saskatchewan + * Saskatoon, Saskatchewan, CANADA + * eric@skatter.usask.ca + */ + +/*#define TRACE_NETWORK_DRIVER 1 */ +#include <bsp.h> + +#define CONFIGURE_TEST_NEEDS_CONSOLE_DRIVER +#define CONFIGURE_TEST_NEEDS_CLOCK_DRIVER +#define CONFIGURE_RTEMS_INIT_TASKS_TABLE + +#define CONFIGURE_EXECUTIVE_RAM_SIZE (512*1024) +#define CONFIGURE_MAXIMUM_SEMAPHORES 20 +#define CONFIGURE_MAXIMUM_TASKS 20 +#define CONFIGURE_MAXIMUM_TIMERS 10 +#define CONFIGURE_MAXIMUM_PERIODS 1 + +#define CONFIGURE_MICROSECONDS_PER_TICK 10486 + +#define CONFIGURE_INIT_TASK_STACK_SIZE (10*1024) +#define CONFIGURE_INIT_TASK_PRIORITY 100 +#define CONFIGURE_INIT_TASK_INITIAL_MODES (RTEMS_PREEMPT | \ + RTEMS_NO_TIMESLICE | \ + RTEMS_NO_ASR | \ + RTEMS_INTERRUPT_LEVEL(0)) + +#define CONFIGURE_INIT +rtems_task Init (rtems_task_argument argument); + +#include <confdefs.h> + +#include <stdio.h> +#include <rtems_ka9q.h> + +/* + * Board ethernet address + * REPLACE THIS WITH YOUR OWN VALUE BEFORE TRYING TO USE THIS PROGRAM! + */ +#define MY_ETHERNET_ADDRESS "37:1D:3E:21:2B:A5" + +/* + * Some board support packages let the network driver + * get the Ethernet address from the bootstrap PROM. + */ +#define MY_ETHERNET_ADDRESS "prom" + +/* + * Use BOOTP to get information about me? + */ +#define USE_BOOTP 1 + +#if (defined (USE_BOOTP)) +#include <bootp.h> +#else +/* + * Information about me if BOOTP isn't used + * CHOOSE A VALUE APPROPRIATE TO YOUR NETWORK! + */ +#define MY_IP_ADDRESS "128.233.14.68" +#endif + +/* + * Suspend execution for the specified number of seconds + */ +static void +delay_task (int seconds) +{ + rtems_interval ticksPerSecond; + + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticksPerSecond); + rtems_task_wake_after (seconds * ticksPerSecond); +} + +/* + * RTEMS Startup Task + */ +rtems_task +Init (rtems_task_argument ignored) +{ + printf( "\n\n*** HELLO WORLD TEST ***\n" ); + printf( "Hello World\n" ); + printf( "*** END OF HELLO WORLD TEST ***\n" ); + + /* + * Start KA9Q + */ + rtems_ka9q_start (50); + + /* + * Hook up drivers + */ +#if (defined (USE_BOOTP)) + if (rtems_ka9q_execute_command ("attach rtems broadcast y" + " ether " MY_ETHERNET_ADDRESS)) +#else + if (rtems_ka9q_execute_command ("attach rtems broadcast y" + " ip " MY_IP_ADDRESS + " ether " MY_ETHERNET_ADDRESS)) +#endif + rtems_panic ("Can't attach Ethernet driver.\n"); + +#if (defined (TRACE_NETWORK_DRIVER)) + /* + * Turn on debugging + */ + if (rtems_ka9q_execute_command ("trace rtems input <stdout>") + || rtems_ka9q_execute_command ("trace rtems output <stdout>") + || rtems_ka9q_execute_command ("trace rtems ascii <stdout>")) + rtems_panic ("Can't set tracing for Ethernet driver.\n"); +#endif + + /* + * Configure the driver + */ + if (rtems_ka9q_execute_command ("ifconfig rtems broadcast 255.255.255.255")) + rtems_panic ("Can't configure Ethernet driver.\n"); + + /* + * Add the ethernet broadcast address to the ARP table. + */ + if (rtems_ka9q_execute_command ("arp add 255.255.255.255 ether FF:FF:FF:FF:FF:FF")) + rtems_panic ("Can't add broadcast entry to ARP table.\n"); + +#if (defined (USE_BOOTP)) + { + int i; + /* + * Get BOOTP information + */ + for (i = 0 ; ; ) { + if (rtems_ka9q_execute_command ("bootp") == 0) + break; + if (++i == 10) + rtems_panic ("Can't get information from BOOTP server.\n"); + delay_task (i); + } + if (BootpFileName) + printf ("BOOTP filename: `%s'\n", BootpFileName); + else + printf ("BOOTP -- No filename!\n"); + } +#else + if (rtems_ka9q_execute_command ("ifconfig rtems netmask 255.255.255.0")) + rtems_panic ("Can't set netmask.\n"); + if (rtems_ka9q_execute_command ("route add default rtems")) + rtems_panic ("Can't add default route.\n"); + printf ("Routing table after adding default route\n"); + rtems_ka9q_execute_command ("route"); +#endif + + /* + * Issue a gratuitous ARP request to update tables in + * other hosts on this network. + */ + if (rtems_ka9q_execute_command ("arp gratuitous rtems")) + rtems_panic ("Can't send gratuitous ARP.\n"); + + /* + * Everything is now running + */ + printf ("NETWORK INITIALIZED!\n"); + + /* + * See if sockets work properly + */ + doSocket (); + + /* + * Wind things up + */ + delay_task (2); + rtems_ka9q_execute_command ("detach rtems"); + exit (0); +} |