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-rw-r--r--boards/board.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/boards/board.c b/boards/board.c
index 90afd59b8..06ed9f0fd 100644
--- a/boards/board.c
+++ b/boards/board.c
@@ -58,97 +58,3 @@ void check_failed(uint8_t *file, uint32_t line)
(void) file;
(void) line;
}
-
-#if 0
-
-/**
- * HardFault_HandlerAsm:
- * Alternative Hard Fault handler to help debug the reason for a fault.
- * To use, edit the vector table to reference this function in the HardFault vector
- * This code is suitable for Cortex-M3 and Cortex-M0 cores
- */
-
-// Use the 'naked' attribute so that C stacking is not used.
-__attribute__((naked))
-void HardFault_HandlerAsm(void){
- /*
- * Get the appropriate stack pointer, depending on our mode,
- * and use it as the parameter to the C handler. This function
- * will never return
- */
-
- __asm( ".syntax unified\n"
- "MOVS R0, #4 \n"
- "MOV R1, LR \n"
- "TST R0, R1 \n"
- "BEQ _MSP \n"
- "MRS R0, PSP \n"
- "B HardFault_HandlerC \n"
- "_MSP: \n"
- "MRS R0, MSP \n"
- "B HardFault_HandlerC \n"
- ".syntax divided\n") ;
-}
-
-/**
- * HardFaultHandler_C:
- * This is called from the HardFault_HandlerAsm with a pointer the Fault stack
- * as the parameter. We can then read the values from the stack and place them
- * into local variables for ease of reading.
- * We then read the various Fault Status and Address Registers to help decode
- * cause of the fault.
- * The function ends with a BKPT instruction to force control back into the debugger
- */
-void HardFault_HandlerC(unsigned long *hardfault_args){
- ATTR_UNUSED volatile unsigned long stacked_r0 ;
- ATTR_UNUSED volatile unsigned long stacked_r1 ;
- ATTR_UNUSED volatile unsigned long stacked_r2 ;
- ATTR_UNUSED volatile unsigned long stacked_r3 ;
- ATTR_UNUSED volatile unsigned long stacked_r12 ;
- ATTR_UNUSED volatile unsigned long stacked_lr ;
- ATTR_UNUSED volatile unsigned long stacked_pc ;
- ATTR_UNUSED volatile unsigned long stacked_psr ;
- ATTR_UNUSED volatile unsigned long _CFSR ;
- ATTR_UNUSED volatile unsigned long _HFSR ;
- ATTR_UNUSED volatile unsigned long _DFSR ;
- ATTR_UNUSED volatile unsigned long _AFSR ;
- ATTR_UNUSED volatile unsigned long _BFAR ;
- ATTR_UNUSED volatile unsigned long _MMAR ;
-
- stacked_r0 = ((unsigned long)hardfault_args[0]) ;
- stacked_r1 = ((unsigned long)hardfault_args[1]) ;
- stacked_r2 = ((unsigned long)hardfault_args[2]) ;
- stacked_r3 = ((unsigned long)hardfault_args[3]) ;
- stacked_r12 = ((unsigned long)hardfault_args[4]) ;
- stacked_lr = ((unsigned long)hardfault_args[5]) ;
- stacked_pc = ((unsigned long)hardfault_args[6]) ;
- stacked_psr = ((unsigned long)hardfault_args[7]) ;
-
- // Configurable Fault Status Register
- // Consists of MMSR, BFSR and UFSR
- _CFSR = (*((volatile unsigned long *)(0xE000ED28))) ;
-
- // Hard Fault Status Register
- _HFSR = (*((volatile unsigned long *)(0xE000ED2C))) ;
-
- // Debug Fault Status Register
- _DFSR = (*((volatile unsigned long *)(0xE000ED30))) ;
-
- // Auxiliary Fault Status Register
- _AFSR = (*((volatile unsigned long *)(0xE000ED3C))) ;
-
- // Read the Fault Address Registers. These may not contain valid values.
- // Check BFARVALID/MMARVALID to see if they are valid values
- // MemManage Fault Address Register
- _MMAR = (*((volatile unsigned long *)(0xE000ED34))) ;
- // Bus Fault Address Register
- _BFAR = (*((volatile unsigned long *)(0xE000ED38))) ;
-
-// if ((CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk)==CoreDebug_DHCSR_C_DEBUGEN_Msk) /* if there is debugger connected */
-// {
-// __asm("BKPT #0\n");
-// }
-
- hal_debugger_breakpoint();
-}
-#endif