如题,我的407跑不多久就进入硬件错误中断了,中断中我已经输出的重要信息,如下图所示,哪位看看是哪里出问题了
附:开始时进硬件中断,后把堆栈从0x2000改为了0x4000,还是不行。系统跑了ucos II,每个任务堆栈128B
下面是输出的相关信息:
[mw_shl_code=applescript,true] unsigned int stacked_r0;
unsigned int stacked_r1;
unsigned int stacked_r2;
unsigned int stacked_r3;
unsigned int stacked_r12;
unsigned int stacked_lr;
unsigned int stacked_pc;
unsigned int stacked_psr;
unsigned int stacked_bfar;
unsigned int stacked_cfsr;
unsigned int stacked_hfsr;
unsigned int stacked_dfsr;
unsigned int stacked_afsr;
unsigned int stacked_scb_shcsr;
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]);
stacked_bfar = (*((volatile unsigned long *)(0xE000ED38)));
stacked_cfsr = (*((volatile unsigned long *)(0xE000ED28)));
stacked_hfsr = (*((volatile unsigned long *)(0xE000ED2C)));
stacked_dfsr = (*((volatile unsigned long *)(0xE000ED30)));
stacked_afsr = (*((volatile unsigned long *)(0xE000ED3C)));
stacked_scb_shcsr = SCB->SHCSR;
printf ("
[Hard fault handler - all numbers in hex]
");
printf ("R0 = %x
", stacked_r0);
printf ("R1 = %x
", stacked_r1);
printf ("R2 = %x
", stacked_r2);
printf ("R3 = %x
", stacked_r3);
printf ("R12 = %x
", stacked_r12);
printf ("LR [R14] = %x subroutine call return address
", stacked_lr);
printf ("PC [R15] = %x program counter
", stacked_pc);
printf ("PSR = %x
", stacked_psr);
printf ("BFAR = %x
", stacked_bfar);
printf ("CFSR = %x
", stacked_cfsr);
printf ("HFSR = %x
", stacked_hfsr);
printf ("DFSR = %x
", stacked_dfsr);
printf ("AFSR = %x
", stacked_afsr);
printf ("SCB_SHCSR = %x
", stacked_scb_shcsr);
while (1);[/mw_shl_code]
嗯,已经把任务堆栈加到256了,现在还在测试中
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