C++ (Cpp) bfin_read_TBUF Examples

Example #1

File: traps.c Project: jakev/CobraDroidBeta

void dump_bfin_trace_buffer(void)
{
#ifdef CONFIG_DEBUG_VERBOSE
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_ON
	int tflags, i = 0;
	char buf[150];
	unsigned short *addr;
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	int j, index;
#endif

	trace_buffer_save(tflags);

	printk(KERN_NOTICE "Hardware Trace:\n");

#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	printk(KERN_NOTICE "WARNING: Expanded trace turned on - can not trace exceptions\n");
#endif

	if (likely(bfin_read_TBUFSTAT() & TBUFCNT)) {
		for (; bfin_read_TBUFSTAT() & TBUFCNT; i++) {
			decode_address(buf, (unsigned long)bfin_read_TBUF());
			printk(KERN_NOTICE "%4i Target : %s\n", i, buf);
			addr = (unsigned short *)bfin_read_TBUF();
			decode_address(buf, (unsigned long)addr);
			printk(KERN_NOTICE "     Source : %s ", buf);
			decode_instruction(addr);
			printk("\n");
		}
	}

#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	if (trace_buff_offset)
		index = trace_buff_offset / 4;
	else
		index = EXPAND_LEN;

	j = (1 << CONFIG_DEBUG_BFIN_HWTRACE_EXPAND_LEN) * 128;
	while (j) {
		decode_address(buf, software_trace_buff[index]);
		printk(KERN_NOTICE "%4i Target : %s\n", i, buf);
		index -= 1;
		if (index < 0 )
			index = EXPAND_LEN;
		decode_address(buf, software_trace_buff[index]);
		printk(KERN_NOTICE "     Source : %s ", buf);
		decode_instruction((unsigned short *)software_trace_buff[index]);
		printk("\n");
		index -= 1;
		if (index < 0)
			index = EXPAND_LEN;
		j--;
		i++;
	}
#endif

	trace_buffer_restore(tflags);
#endif
#endif
}

Example #2

File: traps.c Project: PennPanda/linux-repo

void dump_bfin_trace_buffer(void)
{
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_ON
	int tflags, i = 0;
	char buf[150];
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	int j, index;
#endif

	trace_buffer_save(tflags);

	printk(KERN_NOTICE "Hardware Trace:\n");

	if (likely(bfin_read_TBUFSTAT() & TBUFCNT)) {
		for (; bfin_read_TBUFSTAT() & TBUFCNT; i++) {
			decode_address(buf, (unsigned long)bfin_read_TBUF());
			printk(KERN_NOTICE "%4i Target : %s\n", i, buf);
			decode_address(buf, (unsigned long)bfin_read_TBUF());
			printk(KERN_NOTICE "     Source : %s\n", buf);
		}
	}

#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	if (trace_buff_offset)
		index = trace_buff_offset/4 - 1;
	else
		index = EXPAND_LEN;

	j = (1 << CONFIG_DEBUG_BFIN_HWTRACE_EXPAND_LEN) * 128;
	while (j) {
		decode_address(buf, software_trace_buff[index]);
		printk(KERN_NOTICE "%4i Target : %s\n", i, buf);
		index -= 1;
		if (index < 0 )
			index = EXPAND_LEN;
		decode_address(buf, software_trace_buff[index]);
		printk(KERN_NOTICE "     Source : %s\n", buf);
		index -= 1;
		if (index < 0)
			index = EXPAND_LEN;
		j--;
		i++;
	}
#endif

	trace_buffer_restore(tflags);
#endif
}

Example #3

File: trace.c Project: Alex-V2/One_M8_4.4.3_kernel

void dump_bfin_trace_buffer(void)
{
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_ON
	int tflags, i = 0, fault = 0;
	char buf[150];
	unsigned short *addr;
	unsigned int cpu = raw_smp_processor_id();
#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	int j, index;
#endif

	trace_buffer_save(tflags);

	pr_notice("Hardware Trace:\n");

#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	pr_notice("WARNING: Expanded trace turned on - can not trace exceptions\n");
#endif

	if (likely(bfin_read_TBUFSTAT() & TBUFCNT)) {
		for (; bfin_read_TBUFSTAT() & TBUFCNT; i++) {
			addr = (unsigned short *)bfin_read_TBUF();
			decode_address(buf, (unsigned long)addr);
			pr_notice("%4i Target : %s\n", i, buf);
			if (!fault && addr == ((unsigned short *)evt_ivhw)) {
				addr = (unsigned short *)bfin_read_TBUF();
				decode_address(buf, (unsigned long)addr);
				pr_notice("      FAULT : %s ", buf);
				decode_instruction(addr);
				pr_cont("\n");
				fault = 1;
				continue;
			}
			if (!fault && addr == (unsigned short *)trap &&
				(cpu_pda[cpu].seqstat & SEQSTAT_EXCAUSE) > VEC_EXCPT15) {
				decode_address(buf, cpu_pda[cpu].icplb_fault_addr);
				pr_notice("      FAULT : %s ", buf);
				decode_instruction((unsigned short *)cpu_pda[cpu].icplb_fault_addr);
				pr_cont("\n");
				fault = 1;
			}
			addr = (unsigned short *)bfin_read_TBUF();
			decode_address(buf, (unsigned long)addr);
			pr_notice("     Source : %s ", buf);
			decode_instruction(addr);
			pr_cont("\n");
		}
	}

#ifdef CONFIG_DEBUG_BFIN_HWTRACE_EXPAND
	if (trace_buff_offset)
		index = trace_buff_offset / 4;
	else
		index = EXPAND_LEN;

	j = (1 << CONFIG_DEBUG_BFIN_HWTRACE_EXPAND_LEN) * 128;
	while (j) {
		decode_address(buf, software_trace_buff[index]);
		pr_notice("%4i Target : %s\n", i, buf);
		index -= 1;
		if (index < 0)
			index = EXPAND_LEN;
		decode_address(buf, software_trace_buff[index]);
		pr_notice("     Source : %s ", buf);
		decode_instruction((unsigned short *)software_trace_buff[index]);
		pr_cont("\n");
		index -= 1;
		if (index < 0)
			index = EXPAND_LEN;
		j--;
		i++;
	}
#endif

	trace_buffer_restore(tflags);
#endif
}