CHAR8 *get_extra_cmdline(CHAR8 *cmdline)
{
CHAR8 *extra_cmdline;
CHAR8 *updated_cmdline;
extra_cmdline = loader_ops.get_extra_cmdline();
debug(L"Getting extra commandline: %a\n", extra_cmdline ? extra_cmdline : (CHAR8 *)"");
updated_cmdline = append_strings(extra_cmdline, cmdline);
updated_cmdline = get_powerup_reason(updated_cmdline);
if (extra_cmdline)
FreePool(extra_cmdline);
if (cmdline)
FreePool(cmdline);
return updated_cmdline;
}
static ssize_t powerup_reason_show(struct kobject *kobj, struct kobj_attribute *attr, char * buf)
{
char *s = buf;
u32 pu_reason;
int pu_reason_index = PU_REASON_MAX;
u32 reset_reason;
int reset_reason_index = RS_REASON_MAX;
pu_reason = get_powerup_reason();
if (pu_reason & BIT(PU_REASON_EVENT_WARMRST)) {
reset_reason = pu_reason >> 16;
reset_reason_index = find_first_bit((unsigned long *)&reset_reason,
sizeof(reset_reason)*BITS_PER_BYTE);
if (reset_reason_index < RS_REASON_MAX && reset_reason_index >= 0) {
s += sprintf(s, "%s", reset_reasons[reset_reason_index]);
printk(KERN_DEBUG "%s: rs_reason [0x%x], first non-zero bit"
" %d\n", __func__, reset_reason, reset_reason_index);
goto out;
};
} else {
int is_abnormal_powerup(void)
{
u32 pu_reason = get_powerup_reason();
return pu_reason & (RESTART_EVENT_KPANIC | RESTART_EVENT_WDOG | RESTART_EVENT_OTHER);
}
