#include <linux/bitops.h>
#include <linux/bug.h>
+#include <linux/compat.h>
+#include <linux/elf.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/personality.h>
#include <linux/smp.h>
#include <linux/delay.h>
+unsigned int system_serial_low;
+EXPORT_SYMBOL(system_serial_low);
+
+unsigned int system_serial_high;
+EXPORT_SYMBOL(system_serial_high);
+
/*
* In case the boot CPU is hotpluggable, we record its initial state and
* current state separately. Certain system registers may contain different
"idivt",
"vfpd32",
"lpae",
- "evtstrm"
+ "evtstrm",
+ NULL
};
static const char *const compat_hwcap2_str[] = {
static int c_show(struct seq_file *m, void *v)
{
int i, j;
+ bool compat = personality(current->personality) == PER_LINUX32 ||
+ is_compat_task();
for_each_online_cpu(i) {
struct cpuinfo_arm64 *cpuinfo = &per_cpu(cpu_data, i);
* "processor". Give glibc what it expects.
*/
seq_printf(m, "processor\t: %d\n", i);
+ if (compat)
+ seq_printf(m, "model name\t: ARMv8 Processor rev %d (%s)\n",
+ MIDR_REVISION(midr), COMPAT_ELF_PLATFORM);
seq_printf(m, "BogoMIPS\t: %lu.%02lu\n",
loops_per_jiffy / (500000UL/HZ),
* software which does already (at least for 32-bit).
*/
seq_puts(m, "Features\t:");
- if (personality(current->personality) == PER_LINUX32) {
+ if (compat) {
#ifdef CONFIG_COMPAT
for (j = 0; compat_hwcap_str[j]; j++)
if (compat_elf_hwcap & (1 << j))
seq_printf(m, "CPU revision\t: %d\n\n", MIDR_REVISION(midr));
}
+ seq_printf(m, "Serial\t\t: %08x%08x\n",
+ system_serial_high, system_serial_low);
+
return 0;
}