exynos9611: import P610XXU1ATF2 kernel source
changes made:
find -type f -exec dos2unix {} \;
Change-Id: Id07164679b6e3b0115e36e3cd2186672f950fa44
diff --git a/init/uh_fault_handler.c b/init/uh_fault_handler.c
new file mode 100755
index 0000000..83b3b2a
--- /dev/null
+++ b/init/uh_fault_handler.c
@@ -0,0 +1,131 @@
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <asm/cacheflush.h>
+#include <asm/irqflags.h>
+#include <linux/fs.h>
+#include <asm/tlbflush.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <asm/topology.h>
+#include <asm/memory.h>
+#include <asm/system_misc.h>
+
+#include <linux/uh.h>
+#include <linux/uh_fault_handler.h>
+
+DEFINE_SPINLOCK(uh_fault_lock);
+
+static const char *exception_class_string[] = {
+ [esr_ec_unknown_reason]
+ = "[EL2 EXCEPTION] unknown reason",
+ [esr_ec_wfi_or_wfe_instruction_execution]
+ = "[EL2 EXCEPTION] wfi or wfe instruction execution",
+ [esr_ec_mcr_or_mrc_access_to_cp15]
+ = "[EL2 EXCEPTION] mcr or mrc access to cp15",
+ [esr_ec_mcrr_or_mrrc_access_to_cp15]
+ = "[EL2 EXCEPTION] mcrr or mrrc access to cp15",
+ [esr_ec_mcr_or_mrc_access_to_cp14]
+ = "[EL2 EXCEPTION] mcr or mrc access to cp14",
+ [esr_ec_ldc_or_stc_access_to_cp14]
+ = "[EL2 EXCEPTION] ldc or stc access to cp14",
+ [esr_ec_access_to_simd_or_floating_point_registers]
+ = "[EL2 EXCEPTION] access to simd or floating point registers",
+ [esr_ec_trapped_mrc_or_mrs_access_to_cp10_for_id_group_traps]
+ = "[EL2 EXCEPTION] trapped mrc or mrs access to cp10 for id group traps",
+ [esr_ec_trapped_mrrc_or_mcrr_access_to_cp14]
+ = "[EL2 EXCEPTION] trapped mrrc or mcrr access to cp14",
+ [esr_ec_illegal_execution_state]
+ = "[EL2 EXCEPTION] illegal execution state",
+ [esr_ec_aarch32_svc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch32 svc instruction execution",
+ [esr_ec_aarch32_hvc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch32 hvc instruction execution",
+ [esr_ec_aarch32_smc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch32 smc instruction execution",
+ [esr_ec_aarch64_svc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch64 svc instruction execution",
+ [esr_ec_aarch64_hvc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch64 hvc instruction execution",
+ [esr_ec_aarch64_smc_instruction_execution]
+ = "[EL2 EXCEPTION] aarch64 smc instruction execution",
+ [esr_ec_other_msr_mrs_or_system_instruction_execution]
+ = "[EL2 EXCEPTION] other msr mrs or system instruction execution",
+ [esr_ec_prefetch_abort_from_a_lower_exception_level]
+ = "[EL2 EXCEPTION] prefetch abort from a lower exception level",
+ [esr_ec_prefetch_abort_taken_without_a_change_in_exception_level]
+ = "[EL2 EXCEPTION] prefetch abort taken without a change in exception level",
+ [esr_ec_misaligned_pc_exception]
+ = "[EL2 EXCEPTION] misaligned pc exception",
+ [esr_ec_data_abort_from_a_lower_exception_level]
+ = "[EL2 EXCEPTION] data abort from a lower exception level",
+ [esr_ec_data_abort_taken_without_a_change_in_exception_level]
+ = "[EL2 EXCEPTION] data abort taken without a change in exception level",
+ [esr_ec_stack_pointer_alignment_exception]
+ = "[EL2 EXCEPTION] stack pointer alignment exception",
+ [esr_ec_aarch32_floating_point_exception]
+ = "[EL2 EXCEPTION] aarch32 floating point exception",
+ [esr_ec_aarch64_floating_point_exception]
+ = "[EL2 EXCEPTION] aarch64 floating point exception",
+ [esr_ec_serror_interrupt]
+ = "[EL2 EXCEPTION] serror interrupt",
+ [esr_ec_breakpoint_exception_from_a_lower_exception_level]
+ = "[EL2 EXCEPTION] breakpoint exception from a lower exception level",
+ [esr_ec_breakpoint_exception_taken_without_a_change_in_exception_level]
+ = "[EL2 EXCEPTION] breakpoint exception taken without a change in exception level",
+ [esr_ec_software_step_exception_taken_from_a_lower_exception_level]
+ = "[EL2 EXCEPTION] software step exception taken from a lower exception level",
+ [esr_ec_software_step_exception_taken_without_a_change_in_exception_level]
+ = "[EL2 EXCEPTION] software step exception taken without a change in exception level",
+ [esr_ec_watchpoint_exception_from_a_lower_exception_level]
+ = "[EL2 EXCEPTION] watchpoint exception from a lower exception level",
+ [esr_ec_watchpoint_exception_taken_without_a_change_in_exception_level]
+ = "[EL2 EXCEPTION] watchpoint exception taken without a change in exception level",
+ [esr_ec_bkpt_instruction_execution]
+ = "[EL2 EXCEPTION] bkpt instruction execution",
+ [esr_ec_vector_catch_exception_from_aach32_state]
+ = "[EL2 EXCEPTION] vector catch exception from aach32 state",
+ [esr_ec_brk_instruction_execution]
+ = "[EL2 EXCEPTION] brk instruction execution",
+};
+
+static uh_handler_list_t uh_handler_list;
+
+void uh_fault_handler(void)
+{
+ unsigned int cpu;
+ uh_handler_data_t *uh_handler_data;
+ u32 exception_class;
+ unsigned long flags;
+ struct pt_regs regs;
+
+ spin_lock_irqsave(&uh_fault_lock, flags);
+
+ cpu = smp_processor_id();
+ uh_handler_data = &uh_handler_list.uh_handler_data[cpu];
+ exception_class = uh_handler_data->esr_el2.ec;
+
+ if (!exception_class_string[exception_class]
+ || exception_class > esr_ec_brk_instruction_execution)
+ exception_class = esr_ec_unknown_reason;
+ pr_alert("=============uH fault handler logging=============\n");
+ pr_alert("%s",exception_class_string[exception_class]);
+ pr_alert("[System registers]\n", cpu);
+ pr_alert("ESR_EL2: %x\tHCR_EL2: %llx\tHPFAR_EL2: %llx\n",
+ uh_handler_data->esr_el2.bits,
+ uh_handler_data->hcr_el2, uh_handler_data->hpfar_el2);
+ pr_alert("FAR_EL2: %llx\tELR_EL2: %llx\n", uh_handler_data->far_el2,
+ uh_handler_data->elr_el2);
+
+ memset(®s, 0, sizeof(regs));
+ memcpy(®s, &uh_handler_data->regs, sizeof(uh_handler_data->regs));
+
+ do_mem_abort(uh_handler_data->far_el2, (u32)uh_handler_data->esr_el2.bits, ®s);
+ panic("%s",exception_class_string[exception_class]);
+}
+
+u64 uh_get_fault_handler(void)
+{
+ uh_handler_list.uh_handler = (u64) & uh_fault_handler;
+ return (u64) & uh_handler_list;
+}