Пример #1
0
int print_cpuinfo(void)
{
#ifdef CONFIG_EXYNOS5
	unsigned int cpuid;
	unsigned int subrev;

	__asm__ __volatile__("mrc p15, 0, %0, c0, c0, 0":"=r"(cpuid));
	subrev = (readl(EXYNOS5_PRO_ID) & 0x0000000F);

	printf("CPU: %s%x Rev%x.%x [Samsung SOC on SMP Platform Base on ARM CortexA%d]\n"	\
		, s5p_get_cpu_name(), s5p_cpu_id, s5p_cpu_rev, subrev, ((cpuid >> 4) & 0xf));

#if defined(CONFIG_CPU_EXYNOS5410) || defined(CONFIG_CPU_EXYNOS5420)
	unsigned int apll = get_pll_clk(APLL);
	unsigned int kpll = get_pll_clk(KPLL);
	unsigned int mpll = get_pll_clk(MPLL);
	unsigned int bpll = get_pll_clk(BPLL);

	printf("APLL = %ldMHz, KPLL = %ldMHz\n", apll/1000000, kpll/1000000);
	printf("MPLL = %ldMHz, BPLL = %ldMHz\n", mpll/1000000, bpll/1000000);
#endif
#else
	char buf[32];

	if (s5p_cpu_id == 0x4412 || s5p_cpu_id == 0x4212) {
		printf("CPU: %s%X [Samsung SOC on SMP Platform Base on ARM CortexA9]\n",
			s5p_get_cpu_name(), s5p_cpu_id);
		printf("APLL = %ldMHz, MPLL = %ldMHz\n",
			get_pll_clk(APLL)/1000000, get_pll_clk(MPLL)/1000000);
	}
	else
		printf("CPU:\t%s%X@%sMHz\n",
			s5p_get_cpu_name(), s5p_cpu_id,
			strmhz(buf, get_arm_clk()));
#endif

	return 0;
}
Пример #2
0
int print_cpuinfo(void)
{
    const char *cpu_model;
    int len;

    /* For SoC with no real CPU ID in naming convention. */
    cpu_model = fdt_getprop(gd->fdt_blob, 0, "cpu-model", &len);
    if (cpu_model)
        printf("CPU:   %.*s @ ", len, cpu_model);
    else
        printf("CPU:   %s%X @ ", s5p_get_cpu_name(), s5p_cpu_id);

    print_freq(get_arm_clk(), "\n");

    return 0;
}