* I like traps on v9, :))))
*/
-#include <linux/config.h>
#include <linux/module.h>
-#include <linux/sched.h> /* for jiffies */
+#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/kallsyms.h>
#include <linux/signal.h>
#ifdef CONFIG_KMOD
#include <linux/kmod.h>
#endif
+#include <asm/prom.h>
ATOMIC_NOTIFIER_HEAD(sparc64die_chain);
i + 1,
p->trapstack[i].tstate, p->trapstack[i].tpc,
p->trapstack[i].tnpc, p->trapstack[i].tt);
+ print_symbol("TRAPLOG: TPC<%s>\n", p->trapstack[i].tpc);
}
}
void __init cheetah_ecache_flush_init(void)
{
unsigned long largest_size, smallest_linesize, order, ver;
- int node, i, instance;
+ struct device_node *dp;
+ int i, instance, sz;
/* Scan all cpu device tree nodes, note two values:
* 1) largest E-cache size
smallest_linesize = ~0UL;
instance = 0;
- while (!cpu_find_by_instance(instance, &node, NULL)) {
+ while (!cpu_find_by_instance(instance, &dp, NULL)) {
unsigned long val;
- val = prom_getintdefault(node, "ecache-size",
- (2 * 1024 * 1024));
+ val = of_getintprop_default(dp, "ecache-size",
+ (2 * 1024 * 1024));
if (val > largest_size)
largest_size = val;
- val = prom_getintdefault(node, "ecache-line-size", 64);
+ val = of_getintprop_default(dp, "ecache-line-size", 64);
if (val < smallest_linesize)
smallest_linesize = val;
instance++;
}
/* Now allocate error trap reporting scoreboard. */
- node = NR_CPUS * (2 * sizeof(struct cheetah_err_info));
+ sz = NR_CPUS * (2 * sizeof(struct cheetah_err_info));
for (order = 0; order < MAX_ORDER; order++) {
- if ((PAGE_SIZE << order) >= node)
+ if ((PAGE_SIZE << order) >= sz)
break;
}
cheetah_error_log = (struct cheetah_err_info *)
__get_free_pages(GFP_KERNEL, order);
if (!cheetah_error_log) {
prom_printf("cheetah_ecache_flush_init: Failed to allocate "
- "error logging scoreboard (%d bytes).\n", node);
+ "error logging scoreboard (%d bytes).\n", sz);
prom_halt();
}
memset(cheetah_error_log, 0, PAGE_SIZE << order);
printk("%s" "ERROR(%d): TPC[%lx] TNPC[%lx] O7[%lx] TSTATE[%lx]\n",
(recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(),
regs->tpc, regs->tnpc, regs->u_regs[UREG_I7], regs->tstate);
+ printk("%s" "ERROR(%d): ",
+ (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id());
+ print_symbol("TPC<%s>\n", regs->tpc);
printk("%s" "ERROR(%d): M_SYND(%lx), E_SYND(%lx)%s%s\n",
(recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(),
(afsr & CHAFSR_M_SYNDROME) >> CHAFSR_M_SYNDROME_SHIFT,
smp_processor_id(),
(type & 0x1) ? 'I' : 'D',
regs->tpc);
+ print_symbol(KERN_EMERG "TPC<%s>\n", regs->tpc);
panic("Irrecoverable Cheetah+ parity error.");
}
smp_processor_id(),
(type & 0x1) ? 'I' : 'D',
regs->tpc);
+ print_symbol(KERN_WARNING "TPC<%s>\n", regs->tpc);
}
struct sun4v_error_entry {
put_cpu();
+ if (ent->err_type == SUN4V_ERR_TYPE_WARNING_RES) {
+ /* If err_type is 0x4, it's a powerdown request. Do
+ * not do the usual resumable error log because that
+ * makes it look like some abnormal error.
+ */
+ printk(KERN_INFO "Power down request...\n");
+ kill_cad_pid(SIGINT, 1);
+ return;
+ }
+
sun4v_log_error(regs, &local_copy, cpu,
KERN_ERR "RESUMABLE ERROR",
&sun4v_resum_oflow_cnt);
printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n",
regs->tpc, tl);
+ print_symbol(KERN_EMERG "SUN4V-ITLB: TPC<%s>\n", regs->tpc);
printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] "
"pte[%lx] error[%lx]\n",
sun4v_err_itlb_vaddr, sun4v_err_itlb_ctx,
printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n",
regs->tpc, tl);
+ print_symbol(KERN_EMERG "SUN4V-DTLB: TPC<%s>\n", regs->tpc);
printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] "
"pte[%lx] error[%lx]\n",
sun4v_err_dtlb_vaddr, sun4v_err_dtlb_ctx,
" /_| \\__/ |_\\\n"
" \\__U_/\n");
- printk("%s(%d): %s [#%d]\n", current->comm, current->pid, str, ++die_counter);
+ printk("%s(%d[#%u]): %s [#%d]\n", current->comm,
+ current->pid, current->xid, str, ++die_counter);
notify_die(DIE_OOPS, str, regs, 0, 255, SIGSEGV);
__asm__ __volatile__("flushw");
__show_regs(regs);
do_exit(SIGSEGV);
}
+#define VIS_OPCODE_MASK ((0x3 << 30) | (0x3f << 19))
+#define VIS_OPCODE_VAL ((0x2 << 30) | (0x36 << 19))
+
extern int handle_popc(u32 insn, struct pt_regs *regs);
extern int handle_ldf_stq(u32 insn, struct pt_regs *regs);
+extern int vis_emul(struct pt_regs *, unsigned int);
void do_illegal_instruction(struct pt_regs *regs)
{
if (handle_ldf_stq(insn, regs))
return;
} else if (tlb_type == hypervisor) {
- extern int vis_emul(struct pt_regs *, unsigned int);
+ if ((insn & VIS_OPCODE_MASK) == VIS_OPCODE_VAL) {
+ if (!vis_emul(regs, insn))
+ return;
+ } else {
+ struct fpustate *f = FPUSTATE;
- if (!vis_emul(regs, insn))
- return;
+ /* XXX maybe verify XFSR bits like
+ * XXX do_fpother() does?
+ */
+ if (do_mathemu(regs, f))
+ return;
+ }
}
}
info.si_signo = SIGILL;
(TRAP_PER_CPU_TSB_HUGE !=
offsetof(struct trap_per_cpu, tsb_huge)) ||
(TRAP_PER_CPU_TSB_HUGE_TEMP !=
- offsetof(struct trap_per_cpu, tsb_huge_temp)))
+ offsetof(struct trap_per_cpu, tsb_huge_temp)) ||
+ (TRAP_PER_CPU_IRQ_WORKLIST !=
+ offsetof(struct trap_per_cpu, irq_worklist)))
trap_per_cpu_offsets_are_bolixed_dave();
if ((TSB_CONFIG_TSB !=