void show_regs(struct pt_regs *fp)
{
#ifdef CONFIG_DEBUG_VERBOSE
char buf [150];
struct irqaction *action;
unsigned int i;
unsigned long flags = 0;
unsigned int cpu = smp_processor_id();
unsigned char in_atomic = (bfin_read_IPEND() & 0x10) || in_atomic();
verbose_printk(KERN_NOTICE "\n" KERN_NOTICE "SEQUENCER STATUS:\t\t%s\n", print_tainted());
verbose_printk(KERN_NOTICE " SEQSTAT: %08lx IPEND: %04lx SYSCFG: %04lx\n",
(long)fp->seqstat, fp->ipend, fp->syscfg);
if ((fp->seqstat & SEQSTAT_EXCAUSE) == VEC_HWERR) {
verbose_printk(KERN_NOTICE " HWERRCAUSE: 0x%lx\n",
(fp->seqstat & SEQSTAT_HWERRCAUSE) >> 14);
#ifdef EBIU_ERRMST
/* If the error was from the EBIU, print it out */
if (bfin_read_EBIU_ERRMST() & CORE_ERROR) {
verbose_printk(KERN_NOTICE " EBIU Error Reason : 0x%04x\n",
bfin_read_EBIU_ERRMST());
verbose_printk(KERN_NOTICE " EBIU Error Address : 0x%08x\n",
bfin_read_EBIU_ERRADD());
}
#endif
}
void show_regs(struct pt_regs * regs)
{
unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L;
printk("\n");
printk("Pid: %d, comm: %20s\n", current->pid, current->comm);
printk("EIP: %04x:[<%08lx>] CPU: %d\n",0xffff & regs->xcs,regs->eip, smp_processor_id());
print_symbol("EIP is at %s\n", regs->eip);
if (user_mode_vm(regs))
printk(" ESP: %04x:%08lx",0xffff & regs->xss,regs->esp);
printk(" EFLAGS: %08lx %s (%s %.*s)\n",
regs->eflags, print_tainted(), system_utsname.release,
(int)strcspn(system_utsname.version, " "),
system_utsname.version);
printk("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n",
regs->eax,regs->ebx,regs->ecx,regs->edx);
printk("ESI: %08lx EDI: %08lx EBP: %08lx",
regs->esi, regs->edi, regs->ebp);
printk(" DS: %04x ES: %04x\n",
0xffff & regs->xds,0xffff & regs->xes);
cr0 = read_cr0();
cr2 = read_cr2();
cr3 = read_cr3();
cr4 = read_cr4_safe();
printk("CR0: %08lx CR2: %08lx CR3: %08lx CR4: %08lx\n", cr0, cr2, cr3, cr4);
show_trace(NULL, regs, ®s->esp);
}
void show_regs(struct pt_regs *regs)
{
printk("PC is at %pS\n", (void *)instruction_pointer(regs));
printk("LP is at %pS\n", (void *)regs->lp);
pr_info("pc : [<%08lx>] lp : [<%08lx>] %s\n"
"sp : %08lx fp : %08lx gp : %08lx\n",
instruction_pointer(regs),
regs->lp, print_tainted(), regs->sp, regs->fp, regs->gp);
pr_info("r25: %08lx r24: %08lx\n", regs->uregs[25], regs->uregs[24]);
pr_info("r23: %08lx r22: %08lx r21: %08lx r20: %08lx\n",
regs->uregs[23], regs->uregs[22],
regs->uregs[21], regs->uregs[20]);
pr_info("r19: %08lx r18: %08lx r17: %08lx r16: %08lx\n",
regs->uregs[19], regs->uregs[18],
regs->uregs[17], regs->uregs[16]);
pr_info("r15: %08lx r14: %08lx r13: %08lx r12: %08lx\n",
regs->uregs[15], regs->uregs[14],
regs->uregs[13], regs->uregs[12]);
pr_info("r11: %08lx r10: %08lx r9 : %08lx r8 : %08lx\n",
regs->uregs[11], regs->uregs[10],
regs->uregs[9], regs->uregs[8]);
pr_info("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
regs->uregs[7], regs->uregs[6], regs->uregs[5], regs->uregs[4]);
pr_info("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
regs->uregs[3], regs->uregs[2], regs->uregs[1], regs->uregs[0]);
pr_info(" IRQs o%s Segment %s\n",
interrupts_enabled(regs) ? "n" : "ff",
segment_eq(get_fs(), get_ds())? "kernel" : "user");
}
static void spin_bug(spinlock_t *lock, const char *msg)
{
static long print_once = 1;
struct task_struct *owner = NULL;
if (xchg(&print_once, 0)) {
if (lock->owner && lock->owner != SPINLOCK_OWNER_INIT)
owner = lock->owner;
printk(KERN_EMERG "BUG: spinlock %s on CPU#%d, %s/%d (%s)\n",
msg, raw_smp_processor_id(),
current->comm, current->pid, print_tainted());
printk(KERN_EMERG " lock: %p, .magic: %08x, .owner: %s/%d, "
".owner_cpu: %d\n",
lock, lock->magic,
owner ? owner->comm : "<none>",
owner ? owner->pid : -1,
lock->owner_cpu);
dump_stack();
#ifdef CONFIG_SMP
/*
* We cannot continue on SMP:
*/
if (nopanic)
printk("bad locking\n");
else
panic("bad locking");
#endif
}
}
void
dik_show_regs(struct pt_regs *regs, unsigned long *r9_15)
{
printk("pc = [<%016lx>] ra = [<%016lx>] ps = %04lx %s\n",
regs->pc, regs->r26, regs->ps, print_tainted());
print_symbol("pc is at %s\n", regs->pc);
print_symbol("ra is at %s\n", regs->r26 );
printk("v0 = %016lx t0 = %016lx t1 = %016lx\n",
regs->r0, regs->r1, regs->r2);
printk("t2 = %016lx t3 = %016lx t4 = %016lx\n",
regs->r3, regs->r4, regs->r5);
printk("t5 = %016lx t6 = %016lx t7 = %016lx\n",
regs->r6, regs->r7, regs->r8);
if (r9_15) {
printk("s0 = %016lx s1 = %016lx s2 = %016lx\n",
r9_15[9], r9_15[10], r9_15[11]);
printk("s3 = %016lx s4 = %016lx s5 = %016lx\n",
r9_15[12], r9_15[13], r9_15[14]);
printk("s6 = %016lx\n", r9_15[15]);
}
printk("a0 = %016lx a1 = %016lx a2 = %016lx\n",
regs->r16, regs->r17, regs->r18);
printk("a3 = %016lx a4 = %016lx a5 = %016lx\n",
regs->r19, regs->r20, regs->r21);
printk("t8 = %016lx t9 = %016lx t10= %016lx\n",
regs->r22, regs->r23, regs->r24);
printk("t11= %016lx pv = %016lx at = %016lx\n",
regs->r25, regs->r27, regs->r28);
printk("gp = %016lx sp = %p\n", regs->gp, regs+1);
#if 0
__halt();
#endif
}
void show_regs(struct pt_regs * regs)
{
unsigned long flags;
flags = condition_codes(regs);
printk("pc : [<%08lx>] lr : [<%08lx>] %s\n"
"sp : %08lx ip : %08lx fp : %08lx\n",
instruction_pointer(regs),
regs->ARM_lr, print_tainted(), regs->ARM_sp,
regs->ARM_ip, regs->ARM_fp);
printk("r10: %08lx r9 : %08lx r8 : %08lx\n",
regs->ARM_r10, regs->ARM_r9,
regs->ARM_r8);
printk("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
regs->ARM_r7, regs->ARM_r6,
regs->ARM_r5, regs->ARM_r4);
printk("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
regs->ARM_r3, regs->ARM_r2,
regs->ARM_r1, regs->ARM_r0);
printk("Flags: %c%c%c%c",
flags & PSR_N_BIT ? 'N' : 'n',
flags & PSR_Z_BIT ? 'Z' : 'z',
flags & PSR_C_BIT ? 'C' : 'c',
flags & PSR_V_BIT ? 'V' : 'v');
printk(" IRQs o%s FIQs o%s Mode %s Segment %s\n",
interrupts_enabled(regs) ? "n" : "ff",
fast_interrupts_enabled(regs) ? "n" : "ff",
processor_modes[processor_mode(regs)],
get_fs() == get_ds() ? "kernel" : "user");
}
void show_regs_common(void)
{
const char *vendor, *product, *board;
vendor = dmi_get_system_info(DMI_SYS_VENDOR);
if (!vendor)
vendor = "";
product = dmi_get_system_info(DMI_PRODUCT_NAME);
if (!product)
product = "";
/* Board Name is optional */
board = dmi_get_system_info(DMI_BOARD_NAME);
printk(KERN_CONT "\n");
printk(KERN_DEFAULT "Pid: %d, comm: %.20s %s %s %.*s",
task_pid_nr(current), current->comm, print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
printk(KERN_CONT " %s %s", vendor, product);
if (board)
printk(KERN_CONT "/%s", board);
printk(KERN_CONT "\n");
}
void __show_registers(struct pt_regs *regs, int all)
{
unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L;
unsigned long d0, d1, d2, d3, d6, d7;
unsigned long sp;
unsigned short ss, gs;
if (user_mode_vm(regs)) {
sp = regs->sp;
ss = regs->ss & 0xffff;
savesegment(gs, gs);
} else {
sp = (unsigned long) (®s->sp);
savesegment(ss, ss);
savesegment(gs, gs);
}
printk("\n");
printk("Pid: %d, comm: %s %s (%s %.*s)\n",
task_pid_nr(current), current->comm,
print_tainted(), init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
printk("EIP: %04x:[<%08lx>] EFLAGS: %08lx CPU: %d\n",
(u16)regs->cs, regs->ip, regs->flags,
smp_processor_id());
print_symbol("EIP is at %s\n", regs->ip);
printk("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n",
regs->ax, regs->bx, regs->cx, regs->dx);
printk("ESI: %08lx EDI: %08lx EBP: %08lx ESP: %08lx\n",
regs->si, regs->di, regs->bp, sp);
printk(" DS: %04x ES: %04x FS: %04x GS: %04x SS: %04x\n",
(u16)regs->ds, (u16)regs->es, (u16)regs->fs, gs, ss);
if (!all)
return;
cr0 = read_cr0();
cr2 = read_cr2();
cr3 = read_cr3();
cr4 = read_cr4_safe();
printk("CR0: %08lx CR2: %08lx CR3: %08lx CR4: %08lx\n",
cr0, cr2, cr3, cr4);
get_debugreg(d0, 0);
get_debugreg(d1, 1);
get_debugreg(d2, 2);
get_debugreg(d3, 3);
printk("DR0: %08lx DR1: %08lx DR2: %08lx DR3: %08lx\n",
d0, d1, d2, d3);
get_debugreg(d6, 6);
get_debugreg(d7, 7);
printk("DR6: %08lx DR7: %08lx\n",
d6, d7);
}
void show_regs(struct pt_regs *fp)
{
char buf[150];
struct irqaction *action;
unsigned int i;
unsigned long flags = 0;
unsigned int cpu = raw_smp_processor_id();
unsigned char in_atomic = (bfin_read_IPEND() & 0x10) || in_atomic();
pr_notice("\n");
if (CPUID != bfin_cpuid())
pr_notice("Compiled for cpu family 0x%04x (Rev %d), "
"but running on:0x%04x (Rev %d)\n",
CPUID, bfin_compiled_revid(), bfin_cpuid(), bfin_revid());
pr_notice("ADSP-%s-0.%d",
CPU, bfin_compiled_revid());
if (bfin_compiled_revid() != bfin_revid())
pr_cont("(Detected 0.%d)", bfin_revid());
pr_cont(" %lu(MHz CCLK) %lu(MHz SCLK) (%s)\n",
get_cclk()/1000000, get_sclk()/1000000,
#ifdef CONFIG_MPU
"mpu on"
#else
"mpu off"
#endif
);
if(board_rom_type())
pr_notice("%s", linux_banner_stockui);
else
pr_notice("%s", linux_banner);
pr_notice("\nSEQUENCER STATUS:\t\t%s\n", print_tainted());
pr_notice(" SEQSTAT: %08lx IPEND: %04lx IMASK: %04lx SYSCFG: %04lx\n",
(long)fp->seqstat, fp->ipend, cpu_pda[raw_smp_processor_id()].ex_imask, fp->syscfg);
if (fp->ipend & EVT_IRPTEN)
pr_notice(" Global Interrupts Disabled (IPEND[4])\n");
if (!(cpu_pda[raw_smp_processor_id()].ex_imask & (EVT_IVG13 | EVT_IVG12 | EVT_IVG11 |
EVT_IVG10 | EVT_IVG9 | EVT_IVG8 | EVT_IVG7 | EVT_IVTMR)))
pr_notice(" Peripheral interrupts masked off\n");
if (!(cpu_pda[raw_smp_processor_id()].ex_imask & (EVT_IVG15 | EVT_IVG14)))
pr_notice(" Kernel interrupts masked off\n");
if ((fp->seqstat & SEQSTAT_EXCAUSE) == VEC_HWERR) {
pr_notice(" HWERRCAUSE: 0x%lx\n",
(fp->seqstat & SEQSTAT_HWERRCAUSE) >> 14);
#ifdef EBIU_ERRMST
if (bfin_read_EBIU_ERRMST() & CORE_ERROR) {
pr_notice(" EBIU Error Reason : 0x%04x\n",
bfin_read_EBIU_ERRMST());
pr_notice(" EBIU Error Address : 0x%08x\n",
bfin_read_EBIU_ERRADD());
}
#endif
}
static void rwlock_bug(rwlock_t *lock, const char *msg)
{
if (!debug_locks_off())
return;
printk(KERN_EMERG "BUG: rwlock %s on CPU#%d, %s/%d, %p (%s)\n",
msg, raw_smp_processor_id(), current->comm,
current->pid, lock, print_tainted());
dump_stack();
}
/*
* The architecture-independent dump_stack generator
*/
void dump_stack(void)
{
unsigned long stack;
printk("Pid: %d, comm: %.20s %s %s %.*s\n",
current->pid, current->comm, print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
show_trace(NULL, NULL, &stack);
}
void show_regs(struct pt_regs *regs)
{
int i;
char buf[128], *p;
char *level;
unsigned long cr30;
unsigned long cr31;
level = user_mode(regs) ? KERN_DEBUG : KERN_CRIT;
printk("%s\n", level); /* don't want to have that pretty register dump messed up */
printk("%s YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI\n", level);
printbinary(buf, regs->gr[0], 32);
printk("%sPSW: %s %s\n", level, buf, print_tainted());
for (i = 0; i < 32; i += 4) {
int j;
p = buf;
p += sprintf(p, "%sr%02d-%02d ", level, i, i + 3);
for (j = 0; j < 4; j++) {
p += sprintf(p, " " RFMT, (i+j) == 0 ? 0 : regs->gr[i + j]);
}
printk("%s\n", buf);
}
for (i = 0; i < 8; i += 4) {
int j;
p = buf;
p += sprintf(p, "%ssr%d-%d ", level, i, i + 3);
for (j = 0; j < 4; j++) {
p += sprintf(p, " " RFMT, regs->sr[i + j]);
}
printk("%s\n", buf);
}
#if RIDICULOUSLY_VERBOSE
for (i = 0; i < 32; i += 2)
printk("%sFR%02d : %016lx FR%2d : %016lx", level, i,
regs->fr[i], i+1, regs->fr[i+1]);
#endif
cr30 = mfctl(30);
cr31 = mfctl(31);
printk("%s\n", level);
printk("%sIASQ: " RFMT " " RFMT " IAOQ: " RFMT " " RFMT "\n",
level, regs->iasq[0], regs->iasq[1], regs->iaoq[0], regs->iaoq[1]);
printk("%s IIR: %08lx ISR: " RFMT " IOR: " RFMT "\n",
level, regs->iir, regs->isr, regs->ior);
printk("%s CPU: %8d CR30: " RFMT " CR31: " RFMT "\n",
level, ((struct task_struct *)cr30)->processor, cr30, cr31);
printk("%s ORIG_R28: " RFMT "\n", level, regs->orig_r28);
}
/* XXX could/should be common code */
static void print_xen_info(void)
{
char taint_str[TAINT_STRING_MAX_LEN];
char debug = 'n';
#ifndef NDEBUG
debug = 'y';
#endif
printk("----[ Xen-%d.%d%s x86_64 debug=%c %s ]----\n",
xen_major_version(), xen_minor_version(), xen_extra_version(),
debug, print_tainted(taint_str));
}
/*
* The architecture-independent dump_stack generator
*/
void dump_stack(void)
{
unsigned long bp;
unsigned long stack;
bp = stack_frame(current, NULL);
printk("Pid: %d, comm: %.20s mm: {%p} %s %s %.*s\n",
current->pid, current->comm,current->mm, print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
show_trace(NULL, NULL, &stack, bp);
}
/* XXX could/should be common code */
static void print_xen_info(void)
{
char taint_str[TAINT_STRING_MAX_LEN];
printk("----[ Xen-%d.%d%s %s debug=%c %s ]----\n",
xen_major_version(), xen_minor_version(), xen_extra_version(),
#ifdef CONFIG_ARM_32
"arm32",
#else
"arm64",
#endif
debug_build() ? 'y' : 'n', print_tainted(taint_str));
}
void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter)
{
struct task_struct *task;
if (!waiter->deadlock_lock || !debug_locks)
return;
rcu_read_lock();
task = pid_task(waiter->deadlock_task_pid, PIDTYPE_PID);
if (!task) {
rcu_read_unlock();
return;
}
if (!debug_locks_off()) {
rcu_read_unlock();
return;
}
pr_warn("\n");
pr_warn("============================================\n");
pr_warn("WARNING: circular locking deadlock detected!\n");
pr_warn("%s\n", print_tainted());
pr_warn("--------------------------------------------\n");
printk("%s/%d is deadlocking current task %s/%d\n\n",
task->comm, task_pid_nr(task),
current->comm, task_pid_nr(current));
printk("\n1) %s/%d is trying to acquire this lock:\n",
current->comm, task_pid_nr(current));
printk_lock(waiter->lock, 1);
printk("\n2) %s/%d is blocked on this lock:\n",
task->comm, task_pid_nr(task));
printk_lock(waiter->deadlock_lock, 1);
debug_show_held_locks(current);
debug_show_held_locks(task);
printk("\n%s/%d's [blocked] stackdump:\n\n",
task->comm, task_pid_nr(task));
show_stack(task, NULL);
printk("\n%s/%d's [current] stackdump:\n\n",
current->comm, task_pid_nr(current));
dump_stack();
debug_show_all_locks();
rcu_read_unlock();
printk("[ turning off deadlock detection."
"Please report this trace. ]\n\n");
}
void dump_stack(void)
{
unsigned long bp = 0;
unsigned long stack;
#ifdef CONFIG_FRAME_POINTER
if (!bp)
get_bp(bp);
#endif
printk("Pid: %d, comm: %.20s %s %s %.*s\n",
current->pid, current->comm, print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
show_trace(NULL, NULL, &stack, bp);
}
static void rwlock_bug(rwlock_t *lock, const char *msg)
{
static long print_once = 1;
if (xchg(&print_once, 0)) {
printk(KERN_EMERG "BUG: rwlock %s on CPU#%d, %s/%d, %p (%s)\n",
msg, raw_smp_processor_id(), current->comm,
current->pid, lock, print_tainted());
dump_stack();
#ifdef CONFIG_SMP
/*
* We cannot continue on SMP:
*/
panic("bad locking");
#endif
}
}
void show_regs(struct pt_regs * regs)
{
printk("PSR: %08lx PC: %08lx NPC: %08lx Y: %08lx %s\n", regs->psr,
regs->pc, regs->npc, regs->y, print_tainted());
printk("g0: %08lx g1: %08lx g2: %08lx g3: %08lx ",
regs->u_regs[0], regs->u_regs[1], regs->u_regs[2],
regs->u_regs[3]);
printk("g4: %08lx g5: %08lx g6: %08lx g7: %08lx\n",
regs->u_regs[4], regs->u_regs[5], regs->u_regs[6],
regs->u_regs[7]);
printk("o0: %08lx o1: %08lx o2: %08lx o3: %08lx ",
regs->u_regs[8], regs->u_regs[9], regs->u_regs[10],
regs->u_regs[11]);
printk("o4: %08lx o5: %08lx sp: %08lx o7: %08lx\n",
regs->u_regs[12], regs->u_regs[13], regs->u_regs[14],
regs->u_regs[15]);
show_regwindow((struct reg_window *)regs->u_regs[14]);
}
void show_regs(struct pt_regs * regs)
{
printk("\n");
printk("Pid: %d, comm: %20s\n", current->pid, current->comm);
printk("EIP: %04x:[<%08lx>] CPU: %d\n",0xffff & regs->xcs,regs->eip, smp_processor_id());
print_symbol("EIP is at %s\n", regs->eip);
if (regs->xcs & 2)
printk(" ESP: %04x:%08lx",0xffff & regs->xss,regs->esp);
printk(" EFLAGS: %08lx %s (%s)\n",regs->eflags, print_tainted(),UTS_RELEASE);
printk("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n",
regs->eax,regs->ebx,regs->ecx,regs->edx);
printk("ESI: %08lx EDI: %08lx EBP: %08lx",
regs->esi, regs->edi, regs->ebp);
printk(" DS: %04x ES: %04x\n",
0xffff & regs->xds,0xffff & regs->xes);
show_trace(NULL, ®s->esp);
}
static void spin_bug(spinlock_t *lock, const char *msg)
{
struct task_struct *owner = NULL;
if (!debug_locks_off())
return;
if (lock->owner && lock->owner != SPINLOCK_OWNER_INIT)
owner = lock->owner;
printk(KERN_EMERG "BUG: spinlock %s on CPU#%d, %s/%d (%s)\n",
msg, raw_smp_processor_id(),
current->comm, current->pid, print_tainted());
printk(KERN_EMERG " lock: %p, .magic: %08x, .owner: %s/%d, "
".owner_cpu: %d\n",
lock, lock->magic,
owner ? owner->comm : "<none>",
owner ? owner->pid : -1,
lock->owner_cpu);
dump_stack();
}
void show_regs(struct pt_regs *regs)
{
unsigned long sp = regs->sp;
unsigned long lr = regs->lr;
unsigned long mode = (regs->sr & MODE_MASK) >> MODE_SHIFT;
if (!user_mode(regs))
sp = (unsigned long)regs + FRAME_SIZE_FULL;
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", lr);
printk("pc : [<%08lx>] lr : [<%08lx>] %s\n"
"sp : %08lx r12: %08lx r11: %08lx\n",
instruction_pointer(regs),
lr, print_tainted(), sp, regs->r12, regs->r11);
printk("r10: %08lx r9 : %08lx r8 : %08lx\n",
regs->r10, regs->r9, regs->r8);
printk("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
regs->r7, regs->r6, regs->r5, regs->r4);
printk("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
regs->r3, regs->r2, regs->r1, regs->r0);
printk("Flags: %c%c%c%c%c\n",
regs->sr & SR_Q ? 'Q' : 'q',
regs->sr & SR_V ? 'V' : 'v',
regs->sr & SR_N ? 'N' : 'n',
regs->sr & SR_Z ? 'Z' : 'z',
regs->sr & SR_C ? 'C' : 'c');
printk("Mode bits: %c%c%c%c%c%c%c%c%c\n",
regs->sr & SR_H ? 'H' : 'h',
regs->sr & SR_R ? 'R' : 'r',
regs->sr & SR_J ? 'J' : 'j',
regs->sr & SR_EM ? 'E' : 'e',
regs->sr & SR_I3M ? '3' : '.',
regs->sr & SR_I2M ? '2' : '.',
regs->sr & SR_I1M ? '1' : '.',
regs->sr & SR_I0M ? '0' : '.',
regs->sr & SR_GM ? 'G' : 'g');
printk("CPU Mode: %s\n", cpu_modes[mode]);
show_trace(NULL, (unsigned long *)sp, regs);
}
void __show_regs(struct pt_regs *regs)
{
printk("\n");
print_modules();
printk(KERN_INFO "Pid: %d, comm: %.20s %s %s\n", task_pid_nr(current),
current->comm, print_tainted(), init_utsname()->release);
printk(KERN_INFO "RIP: %04lx:[<%016lx>]\n", PT_REGS_CS(regs) & 0xffff,
PT_REGS_IP(regs));
printk(KERN_INFO "RSP: %016lx EFLAGS: %08lx\n", PT_REGS_SP(regs),
PT_REGS_EFLAGS(regs));
printk(KERN_INFO "RAX: %016lx RBX: %016lx RCX: %016lx\n",
PT_REGS_AX(regs), PT_REGS_BX(regs), PT_REGS_CX(regs));
printk(KERN_INFO "RDX: %016lx RSI: %016lx RDI: %016lx\n",
PT_REGS_DX(regs), PT_REGS_SI(regs), PT_REGS_DI(regs));
printk(KERN_INFO "RBP: %016lx R08: %016lx R09: %016lx\n",
PT_REGS_BP(regs), PT_REGS_R8(regs), PT_REGS_R9(regs));
printk(KERN_INFO "R10: %016lx R11: %016lx R12: %016lx\n",
PT_REGS_R10(regs), PT_REGS_R11(regs), PT_REGS_R12(regs));
printk(KERN_INFO "R13: %016lx R14: %016lx R15: %016lx\n",
PT_REGS_R13(regs), PT_REGS_R14(regs), PT_REGS_R15(regs));
}
static void __spin_lock_debug(spinlock_t *lock)
{
int print_once = 1;
u64 i;
for (;;) {
for (i = 0; i < loops_per_jiffy * HZ; i++) {
if (__raw_spin_trylock(&lock->raw_lock))
return;
}
/* lockup suspected: */
if (print_once) {
print_once = 0;
printk(KERN_EMERG "BUG: spinlock lockup on CPU#%d, "
"%s/%d, %p (%s)\n",
raw_smp_processor_id(), current->comm,
current->pid, lock, print_tainted());
dump_stack();
}
}
}
void show_regs(struct pt_regs *regs)
{
printk("r0 : %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
regs->regs[0], regs->regs[1], regs->regs[2], regs->regs[3],
regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]);
printk("r8 : %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
regs->regs[8], regs->regs[9], regs->regs[10], regs->regs[11],
regs->regs[12], regs->regs[13], regs->regs[14], regs->regs[15]);
printk("r16: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
regs->regs[16], regs->regs[17], regs->regs[18], regs->regs[19],
regs->regs[20], regs->regs[21], regs->regs[22], regs->regs[23]);
printk("r24: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
regs->regs[24], regs->regs[25], regs->regs[26], regs->regs[27],
regs->regs[28], regs->regs[29], regs->regs[30], regs->regs[31]);
printk("CEH : %08lx\n", regs->ceh);
printk("CEL : %08lx\n", regs->cel);
printk("EMA:%08lx, epc:%08lx %s\nPSR: %08lx\nECR:%08lx\nCondition : %08lx\n",
regs->cp0_ema, regs->cp0_epc, print_tainted(), regs->cp0_psr,
regs->cp0_ecr, regs->cp0_condition);
}
void my_dump_stack(void)
{
unsigned int stack;
unsigned int top;
unsigned int addr;
printk("Pid: %d, comm: %.20s %s %s %.*s\n",
current->pid, current->comm, print_tainted(),
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);
printk("Call Trace:\n");
/* get stack point */
stack = (unsigned int)&stack;
/* get stack top point */
top = (unsigned int)current_thread_info() + THREAD_SIZE;
for (; stack < top; stack += 4) {
addr = *(unsigned int *)stack;
if (kernel_text_addressp(addr))
printk(" [<%p>] %pS\n", (void *)addr, (void *)addr);
}
}
void show_regs(struct pt_regs *fp)
{
char buf [150];
struct irqaction *action;
unsigned int i;
unsigned long flags;
printk(KERN_NOTICE "\n" KERN_NOTICE "SEQUENCER STATUS:\t\t%s\n", print_tainted());
printk(KERN_NOTICE " SEQSTAT: %08lx IPEND: %04lx SYSCFG: %04lx\n",
(long)fp->seqstat, fp->ipend, fp->syscfg);
printk(KERN_NOTICE " HWERRCAUSE: 0x%lx\n",
(fp->seqstat & SEQSTAT_HWERRCAUSE) >> 14);
printk(KERN_NOTICE " EXCAUSE : 0x%lx\n",
fp->seqstat & SEQSTAT_EXCAUSE);
for (i = 6; i <= 15 ; i++) {
if (fp->ipend & (1 << i)) {
decode_address(buf, bfin_read32(EVT0 + 4*i));
printk(KERN_NOTICE " physical IVG%i asserted : %s\n", i, buf);
}
}
/* if no interrupts are going off, don't print this out */
if (fp->ipend & ~0x3F) {
for (i = 0; i < (NR_IRQS - 1); i++) {
spin_lock_irqsave(&irq_desc[i].lock, flags);
action = irq_desc[i].action;
if (!action)
goto unlock;
decode_address(buf, (unsigned int)action->handler);
printk(KERN_NOTICE " logical irq %3d mapped : %s", i, buf);
for (action = action->next; action; action = action->next) {
decode_address(buf, (unsigned int)action->handler);
printk(", %s", buf);
}
printk("\n");
unlock:
spin_unlock_irqrestore(&irq_desc[i].lock, flags);
}
}
decode_address(buf, fp->rete);
printk(KERN_NOTICE " RETE: %s\n", buf);
decode_address(buf, fp->retn);
printk(KERN_NOTICE " RETN: %s\n", buf);
decode_address(buf, fp->retx);
printk(KERN_NOTICE " RETX: %s\n", buf);
decode_address(buf, fp->rets);
printk(KERN_NOTICE " RETS: %s\n", buf);
decode_address(buf, fp->pc);
printk(KERN_NOTICE " PC : %s\n", buf);
if (((long)fp->seqstat & SEQSTAT_EXCAUSE) &&
(((long)fp->seqstat & SEQSTAT_EXCAUSE) != VEC_HWERR)) {
decode_address(buf, saved_dcplb_fault_addr);
printk(KERN_NOTICE "DCPLB_FAULT_ADDR: %s\n", buf);
decode_address(buf, saved_icplb_fault_addr);
printk(KERN_NOTICE "ICPLB_FAULT_ADDR: %s\n", buf);
}
printk(KERN_NOTICE "\n" KERN_NOTICE "PROCESSOR STATE:\n");
printk(KERN_NOTICE " R0 : %08lx R1 : %08lx R2 : %08lx R3 : %08lx\n",
fp->r0, fp->r1, fp->r2, fp->r3);
printk(KERN_NOTICE " R4 : %08lx R5 : %08lx R6 : %08lx R7 : %08lx\n",
fp->r4, fp->r5, fp->r6, fp->r7);
printk(KERN_NOTICE " P0 : %08lx P1 : %08lx P2 : %08lx P3 : %08lx\n",
fp->p0, fp->p1, fp->p2, fp->p3);
printk(KERN_NOTICE " P4 : %08lx P5 : %08lx FP : %08lx SP : %08lx\n",
fp->p4, fp->p5, fp->fp, (long)fp);
printk(KERN_NOTICE " LB0: %08lx LT0: %08lx LC0: %08lx\n",
fp->lb0, fp->lt0, fp->lc0);
printk(KERN_NOTICE " LB1: %08lx LT1: %08lx LC1: %08lx\n",
fp->lb1, fp->lt1, fp->lc1);
printk(KERN_NOTICE " B0 : %08lx L0 : %08lx M0 : %08lx I0 : %08lx\n",
fp->b0, fp->l0, fp->m0, fp->i0);
printk(KERN_NOTICE " B1 : %08lx L1 : %08lx M1 : %08lx I1 : %08lx\n",
fp->b1, fp->l1, fp->m1, fp->i1);
printk(KERN_NOTICE " B2 : %08lx L2 : %08lx M2 : %08lx I2 : %08lx\n",
fp->b2, fp->l2, fp->m2, fp->i2);
printk(KERN_NOTICE " B3 : %08lx L3 : %08lx M3 : %08lx I3 : %08lx\n",
fp->b3, fp->l3, fp->m3, fp->i3);
printk(KERN_NOTICE "A0.w: %08lx A0.x: %08lx A1.w: %08lx A1.x: %08lx\n",
fp->a0w, fp->a0x, fp->a1w, fp->a1x);
printk(KERN_NOTICE "USP : %08lx ASTAT: %08lx\n",
rdusp(), fp->astat);
printk(KERN_NOTICE "\n");
}
void dg_currProcShowRegs(S_DG_REG *regs)
{
unsigned int cause = regs->cp0_cause;
int i;
printf("Cpu %lu\n", regs->cpu);
/*
* Saved main processor registers
*/
for (i = 0; i < 32; ) {
if ((i % 4) == 0)
printf("$%2d :", i);
if (i == 0)
printf(" %08lx", 0UL);
else if (i == 26 || i == 27)
printf(" %s", "");
else
printf(" %08lx", regs->regs[i]);
i++;
if ((i % 4) == 0)
printf("\n");
}
printf("Hi : %08lx\n", regs->hi);
printf("Lo : %08lx\n", regs->lo);
/*
* Saved cp0 registers
*/
printf("epc : %08lx ", regs->cp0_epc);
printf(" %s\n", print_tainted(regs->tainted));
printf("ra : %08lx ", regs->regs[31]);
printf("Status: %08lx ", regs->cp0_status);
if (regs->cp0_status & ST0_KX)
printf("KX ");
if (regs->cp0_status & ST0_SX)
printf("SX ");
if (regs->cp0_status & ST0_UX)
printf("UX ");
switch (regs->cp0_status & ST0_KSU) {
case KSU_USER:
printf("USER ");
break;
case KSU_SUPERVISOR:
printf("SUPERVISOR ");
break;
case KSU_KERNEL:
printf("KERNEL ");
break;
default:
printf("BAD_MODE ");
break;
}
if (regs->cp0_status & ST0_ERL)
printf("ERL ");
if (regs->cp0_status & ST0_EXL)
printf("EXL ");
if (regs->cp0_status & ST0_IE)
printf("IE ");
printf("\n");
printf("Cause : %08x\n", cause);
cause = (cause & CAUSEF_EXCCODE) >> CAUSEB_EXCCODE;
if (1 <= cause && cause <= 5)
printf("BadVA : %08lx\n", regs->cp0_badvaddr);
printf("PrId : %08lx\n", regs->prid);
}
