static int __init ram_console_late_init(void)
{
struct proc_dir_entry *entry;
struct last_reboot_reason lrr;
int i;
printk(KERN_ERR"ram_console_late_init\r\n");
if (ram_console_old_log == NULL)
return 0;
lrr.wdt_status = ram_console_old_header.hw_status;
lrr.shutdown_mode = ram_console_old_header.shutdown_mode;
lrr.in_idle = ram_console_old_header.in_idle;
lrr.jiffies_current = ram_console_old_header.jiffies_current;
lrr.jiffies_wdk_kick = ram_console_old_header.jiffies_wdk_kick;
lrr.jiffies_idle = ram_console_old_header.jiffies_idle;
for (i = 0; i < RR_CPU_COUNT; i++) {
lrr.last_irq_enter[i] = ram_console_old_header.last_irq_enter[i];
lrr.jiffies_last_irq_enter[i] = ram_console_old_header.jiffies_last_irq_enter[i];
lrr.last_irq_exit[i] = ram_console_old_header.last_irq_exit[i];
lrr.jiffies_last_irq_exit[i] = ram_console_old_header.jiffies_last_irq_exit[i];
lrr.jiffies_last_sched[i] = ram_console_old_header.jiffies_last_sched[i];
strlcpy(lrr.last_sched_comm[i], ram_console_old_header.last_sched_comm[i], TASK_COMM_LEN);
}
aee_rr_last(&lrr);
#ifdef CONFIG_ANDROID_RAM_CONSOLE_EARLY_INIT
ram_console_old_log = kmalloc(ram_console_old_log_size, GFP_KERNEL);
if (ram_console_old_log == NULL) {
printk(KERN_ERR
"ram_console: failed to allocate buffer for old log\n");
ram_console_old_log_size = 0;
return 0;
}
memcpy(ram_console_old_log,
ram_console_old_log_init_buffer, ram_console_old_log_size);
#endif
entry = create_proc_entry("last_kmsg", S_IFREG | S_IRUGO, NULL);
if (!entry) {
printk(KERN_ERR "ram_console: failed to create proc entry\n");
kfree(ram_console_old_log);
ram_console_old_log = NULL;
return 0;
}
entry->proc_fops = &ram_console_file_ops;
entry->size = ram_console_old_log_size;
return 0;
}
static int __init ram_console_late_init(void)
{
struct proc_dir_entry *entry;
struct last_reboot_reason lrr;
char *ram_console_header_buffer;
int str_real_len = 0;
int i = 0;
printk(KERN_ERR"ram_console_late_init\r\n");
if (ram_console_old_log == NULL)
{
printk(KERN_ERR"ram console olg log is null!\n");
return 0;
}
memset(&lrr, 0, sizeof(struct last_reboot_reason));
lrr.wdt_status = ram_console_old_header.hw_status;
lrr.fiq_step = ram_console_old_header.fiq_step;
for(i = 0; i < NR_CPUS; i++)
{
lrr.last_irq_enter[i] = ram_console_old_header.last_irq_enter[i];
lrr.jiffies_last_irq_enter[i] = ram_console_old_header.jiffies_last_irq_enter[i];
lrr.last_irq_exit[i] = ram_console_old_header.last_irq_exit[i];
lrr.jiffies_last_irq_exit[i] = ram_console_old_header.jiffies_last_irq_exit[i];
lrr.jiffies_last_sched[i] = ram_console_old_header.jiffies_last_sched[i];
strlcpy(lrr.last_sched_comm[i], ram_console_old_header.last_sched_comm[i], TASK_COMM_LEN);
lrr.hotplug_data1[i] = ram_console_old_header.hotplug_data1[i];
lrr.hotplug_data2[i] = ram_console_old_header.hotplug_data2[i];
}
aee_rr_last(&lrr);
ram_console_header_buffer = kmalloc(RAM_CONSOLE_HEADER_STR_LEN, GFP_KERNEL);
if(ram_console_header_buffer == NULL)
{
printk(KERN_ERR
"ram_console: failed to allocate buffer for header buffer.\n");
return 0;
}
str_real_len = sprintf(ram_console_header_buffer,"ram console header, hw_status: %u, fiq step %u.\n",
ram_console_old_header.hw_status, ram_console_old_header.fiq_step);
str_real_len += sprintf(ram_console_header_buffer + str_real_len,"bin log %d.\n", ram_console_old_header.bin_log_count);
ram_console_old_log = kmalloc(ram_console_old_log_size + str_real_len, GFP_KERNEL);
if(ram_console_old_log == NULL)
{
printk(KERN_ERR
"ram_console: failed to allocate buffer for old log\n");
ram_console_old_log_size = 0;
kfree(ram_console_header_buffer);
return 0;
}
memcpy(ram_console_old_log, ram_console_header_buffer, str_real_len);
memcpy(ram_console_old_log + str_real_len,
ram_console_old_log_init_buffer, ram_console_old_log_size);
kfree(ram_console_header_buffer);
kfree(ram_console_old_log_init_buffer);
entry = create_proc_entry("last_kmsg", S_IFREG | S_IRUGO, NULL);
if(!entry)
{
printk(KERN_ERR "ram_console: failed to create proc entry\n");
kfree(ram_console_old_log);
ram_console_old_log = NULL;
return 0;
}
ram_console_old_log_size += str_real_len;
entry->proc_fops = &ram_console_file_ops;
entry->size = ram_console_old_log_size;
return 0;
}
static int __init ram_console_late_init(void)
{
struct proc_dir_entry *entry;
struct last_reboot_reason lrr;
char *ram_console_header_buffer;
int str_real_len = 0;
int i = 0;
#ifdef MTK_EMMC_SUPPORT
#ifdef CONFIG_MTK_AEE_IPANIC
#ifdef MTK_GPT_SCHEME_SUPPORT
int err;
static struct task_struct *thread;
thread = kthread_run(emmc_read_last_kmsg, 0, "read_poweroff_log");
if (IS_ERR(thread)) {
err = PTR_ERR(thread);
pr_err("failed to create kernel thread: %d\n", err);
}
#else
emmc_read_last_kmsg();
#endif
#endif
#endif
if (ram_console_old_log == NULL) {
pr_err("ram console old log is null!\n");
return 0;
}
memset(&lrr, 0, sizeof(struct last_reboot_reason));
lrr.wdt_status = ram_console_old_header.hw_status;
lrr.fiq_step = ram_console_old_header.fiq_step;
lrr.reboot_mode = ram_console_old_header.reboot_mode;
for (i = 0; i < NR_CPUS; i++) {
lrr.last_irq_enter[i] = ram_console_old_header.last_irq_enter[i];
lrr.jiffies_last_irq_enter[i] = ram_console_old_header.jiffies_last_irq_enter[i];
lrr.last_irq_exit[i] = ram_console_old_header.last_irq_exit[i];
lrr.jiffies_last_irq_exit[i] = ram_console_old_header.jiffies_last_irq_exit[i];
lrr.jiffies_last_sched[i] = ram_console_old_header.jiffies_last_sched[i];
strlcpy(lrr.last_sched_comm[i], ram_console_old_header.last_sched_comm[i],
TASK_COMM_LEN);
lrr.hotplug_data1[i] = ram_console_old_header.hotplug_data1[i];
lrr.hotplug_data2[i] = i ? 0 : ram_console_old_header.hotplug_data2;
lrr.hotplug_data3[i] = i ? 0 : ram_console_old_header.hotplug_data3;
}
lrr.mcdi_wfi = ram_console_old_header.mcdi_wfi;
for (i = 0; i < NR_CPUS; i++)
lrr.cpu_dormant[i] = ram_console_old_header.cpu_dormant[i];
aee_rr_last(&lrr);
ram_console_header_buffer = kmalloc(RAM_CONSOLE_HEADER_STR_LEN, GFP_KERNEL);
if (ram_console_header_buffer == NULL) {
pr_err("ram_console: failed to allocate buffer for header buffer.\n");
return 0;
}
str_real_len =
sprintf(ram_console_header_buffer, "ram console header, hw_status: %u, fiq step %u.\n",
ram_console_old_header.hw_status, ram_console_old_header.fiq_step);
str_real_len +=
sprintf(ram_console_header_buffer + str_real_len, "bin log %d.\n",
ram_console_old_header.bin_log_count);
ram_console_old_log = kmalloc(ram_console_old_log_size + str_real_len, GFP_KERNEL);
if (ram_console_old_log == NULL) {
pr_err("ram_console: failed to allocate buffer for old log\n");
ram_console_old_log_size = 0;
kfree(ram_console_header_buffer);
return 0;
}
memcpy(ram_console_old_log, ram_console_header_buffer, str_real_len);
memcpy(ram_console_old_log + str_real_len,
ram_console_old_log_init_buffer, ram_console_old_log_size);
kfree(ram_console_header_buffer);
kfree(ram_console_old_log_init_buffer);
entry = proc_create("last_kmsg", 0444, NULL, &ram_console_file_ops);
if (!entry) {
pr_err("ram_console: failed to create proc entry\n");
kfree(ram_console_old_log);
ram_console_old_log = NULL;
return 0;
}
ram_console_old_log_size += str_real_len;
return 0;
}
