void bsp_fatal_extension(
rtems_fatal_source source,
bool always_set_to_false,
rtems_fatal_code code
)
{
#if (BSP_PRINT_EXCEPTION_CONTEXT)
if ( source == RTEMS_FATAL_SOURCE_EXCEPTION ) {
rtems_exception_frame_print( (const rtems_exception_frame *) code );
}
#endif
#if (BSP_PRESS_KEY_FOR_RESET)
printk( "\nFATAL ERROR - Executive shutdown! Any key to reboot..." );
/*
* Wait for a key to be pressed
*/
while ( getchark() == -1 )
;
printk("\n");
#endif
/*
* Check both conditions -- if you want to ask for reboot, then
* you must have meant to reset the board.
*/
#if (BSP_PRESS_KEY_FOR_RESET) || (BSP_RESET_BOARD_AT_EXIT)
bsp_reset();
#endif
}
/******************************************************
Name: _dbug_dump
Input parameters: -
Output parameters: -
Description: display microcontroler state. Registers
values are stored in _boot_panic_registers
which is filled in _uhoh ASM routine
*****************************************************/
void _dbug_dumpanic(void)
{
int c;
void *faultedAddr, *pc;
unsigned short vector, status;
unsigned char frametype, *stack;
#define ESCAPE 27
stack = (unsigned char*)(_boot_panic_registers.a7);
do {
status = _boot_panic_registers.sr;
pc = (void*)_boot_panic_registers.pc;
faultedAddr = *(void**)(stack+4);
vector = (_boot_panic_registers.format_id&0x0FFF)>>2;
frametype = (_boot_panic_registers.format_id&0xF000)>>12;
printk("\n---------------------------------------------\n");
if (vector<64)
printk("%s",exceptionName[vector]);
else {
printk("RESERVED USER");
}
printk(" exception (vector %x, type %x)\n",vector,frametype);
printk("---------------------------------------------\n");
printk("PC : %p ",pc);
printk("A7 : 0x%lx ",_boot_panic_registers.a7);
printk("SR : 0x%x\n",status);
if (frametype==0x0c) {
printk("\nfaulted address = %p\n",faultedAddr);
}
printk("---------------------------------------------\n");
printk(" panic regs\n");
printk("---------------------------------------------\n");
printk("D[0..3] : %lx \t%lx \t%lx \t%lx\n",
_boot_panic_registers.d0,_boot_panic_registers.d1,
_boot_panic_registers.d2,_boot_panic_registers.d3);
printk("D[4..7] : %lx \t%lx \t%lx \t%lx\n",
_boot_panic_registers.d4,_boot_panic_registers.d5,
_boot_panic_registers.d6,_boot_panic_registers.d7);
printk("A[0..3] : %lx \t%lx \t%lx \t%lx\n",
_boot_panic_registers.a0,_boot_panic_registers.a1,
_boot_panic_registers.a2,_boot_panic_registers.a3);
printk("A[4..7] : %lx \t%lx \t%lx \t%lx\n",
_boot_panic_registers.a4,_boot_panic_registers.a5,
_boot_panic_registers.a6,_boot_panic_registers.a7);
printk(" SFC : %lx",_boot_panic_registers.sfc);
printk(" DFC : %lx\n",_boot_panic_registers.dfc);
printk(" VBR : %lx\n",_boot_panic_registers.vbr);
printk("---------------------------------------------\n");
printk(" panic stack\n");
printk("---------------------------------------------\n");
_dbug_dump(status, pc, (unsigned short*)stack,64*2);
printk("---------------------------------------------\n");
printk("press escape to reboot\n");
} while ((c=getchark())!=ESCAPE);
}
void do_getchark(void)
{
int sc;
BSP_polling_getchar_function_type poll_char;
poll_char = BSP_poll_char;
BSP_poll_char = NULL;
putk( "getchark - NULL getchar method - return -1" );
sc = getchark();
rtems_test_assert( sc == -1 );
putk( "getchark - test getchar method - returns 0x35" );
BSP_poll_char = test_getchar;
sc = getchark();
rtems_test_assert( sc == 0x35 );
BSP_poll_char = poll_char;
}
void bsp_cleanup(
uint32_t status
)
{
#if (BSP_PRESS_KEY_FOR_RESET)
printk( "\nEXECUTIVE SHUTDOWN! Any key to reboot..." );
/*
* Wait for a key to be pressed
*/
while ( getchark() == -1 )
;
printk("\n");
#endif
/*
* Check both conditions -- if you want to ask for reboot, then
* you must have meant to reset the board.
*/
#if (BSP_PRESS_KEY_FOR_RESET) || (BSP_RESET_BOARD_AT_EXIT)
bsp_reset();
#endif
}
