/* SPDX-License-Identifier: GPL-2.0+ */ #ifndef __arch_avm_reboot_status_ipq5018_h__ #define __arch_avm_reboot_status_ipq5018_h__ #include #include #include #include #include #define UPDATE_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: Firmware-Update" \ "(c) AVM 2015, Reboot Status is: Firmware-Update" \ "(c) AVM 2015, Reboot Status is: Firmware-Update" #define NMI_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: NMI-Watchdog" \ "(c) AVM 2015, Reboot Status is: NMI-Watchdog" \ "(c) AVM 2015, Reboot Status is: NMI-Watchdog" #define SOFTWATCHDOG_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: Software-Watchdog" \ "(c) AVM 2015, Reboot Status is: Software-Watchdog" \ "(c) AVM 2015, Reboot Status is: Software-Watchdog" #define POWERON_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: Power-On-Reboot" \ "(c) AVM 2015, Reboot Status is: Power-On-Reboot" \ "(c) AVM 2015, Reboot Status is: Power-On-Reboot" #define TEMP_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: Temperature-Reboot" \ "(c) AVM 2015, Reboot Status is: Temperature-Reboot" \ "(c) AVM 2015, Reboot Status is: Temperature-Reboot" #define SOFT_REBOOT_STATUS_TEXT_PANIC \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(PANIC)" #define SOFT_REBOOT_STATUS_TEXT_OOM \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(OOM)" #define SOFT_REBOOT_STATUS_TEXT_OOPS \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(OOPS)" #define SOFT_REBOOT_STATUS_TEXT_UPDATE \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(RESET-FOR-UPDATE)" #define SOFT_REBOOT_STATUS_TEXT_DOCSIS_LOCAL \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(DOCSIS_LOCAL)" #define SOFT_REBOOT_STATUS_TEXT_DOCSIS_OPERATOR \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(DOCSIS_OPERATOR)" #define SOFT_REBOOT_STATUS_TEXT_BOXCHANGE \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(BOXCHANGE)" #define SOFT_REBOOT_STATUS_TEXT_OPERATOR \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot\0(OPERATOR)" /*--- Achtung! Untermenge von obigen Eintraegen: ---*/ #define SOFT_REBOOT_STATUS_TEXT \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" \ "(c) AVM 2015, Reboot Status is: Software-Reboot" #if defined(CONFIG_OF_AVM_DT) #include #endif /* defined(CONFIG_OF_AVM_DT) */ static int arch_flush_mailbox(char *mbox, size_t len) { dmac_flush_range(mbox, mbox + len); return 0; } /** */ static char *arch_get_mailbox(void) { struct reserved_mem *rmem; static char *mailbox; if (mailbox) return mailbox; #if defined(CONFIG_OF_AVM_DT) //try to find the reserved entry for 'avm_reboot_string' rmem = fdt_get_reserved_mem_resource("avm_reboot_string"); if (rmem) { mailbox = (char *)phys_to_virt(rmem->base); /*--- mailbox = rmem->base; ---*/ /*--- pr_info("Found avm_reboot_string, setting mailbox to 0x%08x\n",(uint32_t) mailbox); ---*/ return mailbox; } #endif /* defined(CONFIG_OF_AVM_DT) */ mailbox = (char *)AVM_REBOOT_STRING_LOCATION; pr_err("No reserved memory for avm_reboot_string found. Setting mailbox to fallback 0x%08x\n", (uint32_t)mailbox); return mailbox; } #if defined(CONFIG_AVM_FASTIRQ) static int fastirq_dump_once; /** */ static atomic_t crashed_cpu = ATOMIC_INIT(-1); #define SET_CRASHED_CPU(cpu) atomic_set(&crashed_cpu, cpu) #define GET_CRASHED_CPU() atomic_read(&crashed_cpu) static int arch_maple_die_notifier(struct notifier_block *self, unsigned long cmd, void *ptr) { int this_cpu; cpumask_t cpu_mask; struct thread_info *pthread = NULL; struct die_args *args = (struct die_args *)ptr; struct pt_regs *regs = args->regs; if (cmd == DIE_OOPS) { struct task_struct *tsk = NULL; pthread = current_thread_info_depend_on_context(regs); if (virt_addr_valid(pthread)) { tsk = pthread->task; } this_cpu = avm_get_crashed_cpu(); this_cpu = (this_cpu != -1) ? this_cpu : 0; cpumask_clear(&cpu_mask); cpumask_set_cpu(this_cpu, &cpu_mask); avm_stack_check(tsk); print_modules(); pr_emerg("Process %.*s (pid: %d, stack limit = 0x%p)\n", TASK_COMM_LEN, (tsk ? tsk->comm : NULL), (tsk ? task_pid_nr(tsk) : -1), end_of_stack(tsk)); if (!avm_trigger_all_cpu_backtrace( regs, &cpu_mask)) { /*--- this cpu ---*/ pr_err("\nFIQ backtrace trigger not ready, falling back ...\n"); return NOTIFY_OK; } print_code_range(NULL, "Code:", instruction_pointer(regs), thumb_mode(regs)); fastirq_dump_once = 1; pr_emerg("\nBacktrace of all other CPU's:"); cpumask_setall(&cpu_mask); cpumask_clear_cpu(this_cpu, &cpu_mask); (void)avm_trigger_all_cpu_backtrace( regs, &cpu_mask); /*--- all other cpus ---*/ pr_emerg("\nBacktrace of all other CPU's done\n\n"); avm_fiq_dump_stat(); return NOTIFY_STOP; } return NOTIFY_OK; } #define arch_die_notifier arch_maple_die_notifier /** */ static int arch_maple_panic_notifier(struct notifier_block *notifier_block, unsigned long event, void *cause_string) { if (fastirq_dump_once == 0) { avm_fiq_dump_stat(); } return NOTIFY_OK; } #define arch_panic_notifier arch_maple_panic_notifier #define arch_panic_notifier_priority 0 #endif /*--- #if defined(CONFIG_AVM_FASTIRQ) ---*/ #endif /*--- #ifndef __arch_avm_reboot_status_ipq5018_h__ ---*/