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-rw-r--r--arch/openrisc/kernel/process.c4
-rw-r--r--arch/openrisc/kernel/ptrace.c4
-rw-r--r--arch/openrisc/kernel/signal.c7
-rw-r--r--arch/openrisc/kernel/smp.c2
-rw-r--r--arch/openrisc/kernel/time.c2
-rw-r--r--arch/openrisc/kernel/traps.c85
6 files changed, 26 insertions, 78 deletions
diff --git a/arch/openrisc/kernel/process.c b/arch/openrisc/kernel/process.c
index dfa558f98ed8..86e02929f3ac 100644
--- a/arch/openrisc/kernel/process.c
+++ b/arch/openrisc/kernel/process.c
@@ -14,6 +14,7 @@
*/
#define __KERNEL_SYSCALLS__
+#include <linux/cpu.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/sched/debug.h>
@@ -38,6 +39,7 @@
#include <asm/io.h>
#include <asm/processor.h>
#include <asm/spr_defs.h>
+#include <asm/switch_to.h>
#include <linux/smp.h>
@@ -119,8 +121,6 @@ void flush_thread(void)
void show_regs(struct pt_regs *regs)
{
- extern void show_registers(struct pt_regs *regs);
-
show_regs_print_info(KERN_DEFAULT);
/* __PHX__ cleanup this mess */
show_registers(regs);
diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c
index 0b7d2ca6ba3b..1eeac3b62e9d 100644
--- a/arch/openrisc/kernel/ptrace.c
+++ b/arch/openrisc/kernel/ptrace.c
@@ -27,6 +27,10 @@
#include <asm/thread_info.h>
#include <asm/page.h>
+asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
+
+asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
+
/*
* Copy the thread state to a regset that can be interpreted by userspace.
*
diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c
index 2e7257a433ff..e2f21a5d8ad9 100644
--- a/arch/openrisc/kernel/signal.c
+++ b/arch/openrisc/kernel/signal.c
@@ -34,6 +34,11 @@ struct rt_sigframe {
unsigned char retcode[16]; /* trampoline code */
};
+asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs);
+
+asmlinkage int do_work_pending(struct pt_regs *regs, unsigned int thread_flags,
+ int syscall);
+
static int restore_sigcontext(struct pt_regs *regs,
struct sigcontext __user *sc)
{
@@ -224,7 +229,7 @@ handle_signal(struct ksignal *ksig, struct pt_regs *regs)
* mode below.
*/
-int do_signal(struct pt_regs *regs, int syscall)
+static int do_signal(struct pt_regs *regs, int syscall)
{
struct ksignal ksig;
unsigned long continue_addr = 0;
diff --git a/arch/openrisc/kernel/smp.c b/arch/openrisc/kernel/smp.c
index 0a7a059e2dff..1c5a2d71d675 100644
--- a/arch/openrisc/kernel/smp.c
+++ b/arch/openrisc/kernel/smp.c
@@ -23,6 +23,8 @@
#include <asm/cacheflush.h>
#include <asm/time.h>
+asmlinkage __init void secondary_start_kernel(void);
+
static void (*smp_cross_call)(const struct cpumask *, unsigned int);
unsigned long secondary_release = -1;
diff --git a/arch/openrisc/kernel/time.c b/arch/openrisc/kernel/time.c
index 8e26c1af5441..764c7bfb5df3 100644
--- a/arch/openrisc/kernel/time.c
+++ b/arch/openrisc/kernel/time.c
@@ -25,6 +25,8 @@
#include <asm/cpuinfo.h>
#include <asm/time.h>
+irqreturn_t __irq_entry timer_interrupt(struct pt_regs *regs);
+
/* Test the timer ticks to count, used in sync routine */
inline void openrisc_timer_set(unsigned long count)
{
diff --git a/arch/openrisc/kernel/traps.c b/arch/openrisc/kernel/traps.c
index 0aa6b07efda1..9370888c9a7e 100644
--- a/arch/openrisc/kernel/traps.c
+++ b/arch/openrisc/kernel/traps.c
@@ -30,14 +30,23 @@
#include <linux/kallsyms.h>
#include <linux/uaccess.h>
+#include <asm/bug.h>
#include <asm/io.h>
+#include <asm/processor.h>
#include <asm/unwinder.h>
#include <asm/sections.h>
-static int kstack_depth_to_print = 0x180;
int lwa_flag;
static unsigned long __user *lwa_addr;
+asmlinkage void unhandled_exception(struct pt_regs *regs, int ea, int vector);
+asmlinkage void do_trap(struct pt_regs *regs, unsigned long address);
+asmlinkage void do_fpe_trap(struct pt_regs *regs, unsigned long address);
+asmlinkage void do_unaligned_access(struct pt_regs *regs, unsigned long address);
+asmlinkage void do_bus_fault(struct pt_regs *regs, unsigned long address);
+asmlinkage void do_illegal_instruction(struct pt_regs *regs,
+ unsigned long address);
+
static void print_trace(void *data, unsigned long addr, int reliable)
{
const char *loglvl = data;
@@ -143,80 +152,6 @@ bad:
printk("\n");
}
-void nommu_dump_state(struct pt_regs *regs,
- unsigned long ea, unsigned long vector)
-{
- int i;
- unsigned long addr, stack = regs->sp;
-
- printk("\n\r[nommu_dump_state] :: ea %lx, vector %lx\n\r", ea, vector);
-
- printk("CPU #: %d\n"
- " PC: %08lx SR: %08lx SP: %08lx\n",
- 0, regs->pc, regs->sr, regs->sp);
- printk("GPR00: %08lx GPR01: %08lx GPR02: %08lx GPR03: %08lx\n",
- 0L, regs->gpr[1], regs->gpr[2], regs->gpr[3]);
- printk("GPR04: %08lx GPR05: %08lx GPR06: %08lx GPR07: %08lx\n",
- regs->gpr[4], regs->gpr[5], regs->gpr[6], regs->gpr[7]);
- printk("GPR08: %08lx GPR09: %08lx GPR10: %08lx GPR11: %08lx\n",
- regs->gpr[8], regs->gpr[9], regs->gpr[10], regs->gpr[11]);
- printk("GPR12: %08lx GPR13: %08lx GPR14: %08lx GPR15: %08lx\n",
- regs->gpr[12], regs->gpr[13], regs->gpr[14], regs->gpr[15]);
- printk("GPR16: %08lx GPR17: %08lx GPR18: %08lx GPR19: %08lx\n",
- regs->gpr[16], regs->gpr[17], regs->gpr[18], regs->gpr[19]);
- printk("GPR20: %08lx GPR21: %08lx GPR22: %08lx GPR23: %08lx\n",
- regs->gpr[20], regs->gpr[21], regs->gpr[22], regs->gpr[23]);
- printk("GPR24: %08lx GPR25: %08lx GPR26: %08lx GPR27: %08lx\n",
- regs->gpr[24], regs->gpr[25], regs->gpr[26], regs->gpr[27]);
- printk("GPR28: %08lx GPR29: %08lx GPR30: %08lx GPR31: %08lx\n",
- regs->gpr[28], regs->gpr[29], regs->gpr[30], regs->gpr[31]);
- printk(" RES: %08lx oGPR11: %08lx\n",
- regs->gpr[11], regs->orig_gpr11);
-
- printk("Process %s (pid: %d, stackpage=%08lx)\n",
- ((struct task_struct *)(__pa(current)))->comm,
- ((struct task_struct *)(__pa(current)))->pid,
- (unsigned long)current);
-
- printk("\nStack: ");
- printk("Stack dump [0x%08lx]:\n", (unsigned long)stack);
- for (i = 0; i < kstack_depth_to_print; i++) {
- if (((long)stack & (THREAD_SIZE - 1)) == 0)
- break;
- stack++;
-
- printk("%lx :: sp + %02d: 0x%08lx\n", stack, i * 4,
- *((unsigned long *)(__pa(stack))));
- }
- printk("\n");
-
- printk("Call Trace: ");
- i = 1;
- while (((long)stack & (THREAD_SIZE - 1)) != 0) {
- addr = *((unsigned long *)__pa(stack));
- stack++;
-
- if (kernel_text_address(addr)) {
- if (i && ((i % 6) == 0))
- printk("\n ");
- printk(" [<%08lx>]", addr);
- i++;
- }
- }
- printk("\n");
-
- printk("\nCode: ");
-
- for (i = -24; i < 24; i++) {
- unsigned long word;
-
- word = ((unsigned long *)(__pa(regs->pc)))[i];
-
- print_data(regs->pc, word, i);
- }
- printk("\n");
-}
-
/* This is normally the 'Oops' routine */
void __noreturn die(const char *str, struct pt_regs *regs, long err)
{
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-18 14:45:14 +0300