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galileo: Add general protection exception handler

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This patch adds a general protection exception handler that prints a
message indicating the faulting instruction and the error code. This is
useful when debugging general protection exceptions.
This commit is contained in:
Michael LeMay 2016-08-23 11:34:32 -07:00
parent 6947fc7381
commit 6a3ce86e10
1 changed files with 9 additions and 0 deletions
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9
platform/galileo/contiki-main.c
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@ -76,6 +76,14 @@ app_main(void)
halt(); halt();
} }
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
static void
gp_fault_handler(struct interrupt_context context)
{
fprintf(stderr, "General protection exception @%08x (ec: %u)\n",
context.eip, context.error_code);
halt();
}
/*---------------------------------------------------------------------------*/
/* Kernel entrypoint */ /* Kernel entrypoint */
int int
main(void) main(void)
@ -91,6 +99,7 @@ main(void)
* Galileo Gen2 FTDI header * Galileo Gen2 FTDI header
*/ */
quarkX1000_uart_init_port(QUARK_X1000_UART_1, 115200); quarkX1000_uart_init_port(QUARK_X1000_UART_1, 115200);
SET_EXCEPTION_HANDLER(13, 1, gp_fault_handler);
clock_init(); clock_init();
rtimer_init(); rtimer_init();