* This file handles the architecture-dependent parts of process handling..
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/sched.h>
asmlinkage void ret_from_fork(void);
+/*
+ * The following aren't currently used.
+ */
+void (*pm_idle)(void);
+EXPORT_SYMBOL(pm_idle);
+
+void (*pm_power_off)(void);
+EXPORT_SYMBOL(pm_power_off);
/*
* The idle loop on an m68knommu..
*/
-void default_idle(void)
+static void default_idle(void)
{
local_irq_disable();
while (!need_resched()) {
for (;;);
}
-EXPORT_SYMBOL(machine_restart);
-
void machine_halt(void)
{
if (mach_halt)
for (;;);
}
-EXPORT_SYMBOL(machine_halt);
-
void machine_power_off(void)
{
if (mach_power_off)
for (;;);
}
-EXPORT_SYMBOL(machine_power_off);
-
void show_regs(struct pt_regs * regs)
{
printk(KERN_NOTICE "\n");
int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
{
int retval;
- long clone_arg = flags | CLONE_VM;
+ long clone_arg = flags | CLONE_VM | CLONE_KTHREAD;
mm_segment_t fs;
fs = get_fs();
{
struct pt_regs * childregs;
struct switch_stack * childstack, *stack;
- unsigned long stack_offset, *retp;
+ unsigned long *retp;
- stack_offset = THREAD_SIZE - sizeof(struct pt_regs);
- childregs = (struct pt_regs *) ((unsigned long) p->thread_info + stack_offset);
+ childregs = (struct pt_regs *) (task_stack_page(p) + THREAD_SIZE) - 1;
*childregs = *regs;
childregs->d0 = 0;
return 1;
}
-/*
- * fill in the user structure for a core dump..
- */
-void dump_thread(struct pt_regs * regs, struct user * dump)
-{
- struct switch_stack *sw;
-
- /* changed the size calculations - should hopefully work better. lbt */
- dump->magic = CMAGIC;
- dump->start_code = 0;
- dump->start_stack = rdusp() & ~(PAGE_SIZE - 1);
- dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT;
- dump->u_dsize = ((unsigned long) (current->mm->brk +
- (PAGE_SIZE-1))) >> PAGE_SHIFT;
- dump->u_dsize -= dump->u_tsize;
- dump->u_ssize = 0;
-
- if (dump->start_stack < TASK_SIZE)
- dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT;
-
- dump->u_ar0 = (struct user_regs_struct *)((int)&dump->regs - (int)dump);
- sw = ((struct switch_stack *)regs) - 1;
- dump->regs.d1 = regs->d1;
- dump->regs.d2 = regs->d2;
- dump->regs.d3 = regs->d3;
- dump->regs.d4 = regs->d4;
- dump->regs.d5 = regs->d5;
- dump->regs.d6 = sw->d6;
- dump->regs.d7 = sw->d7;
- dump->regs.a0 = regs->a0;
- dump->regs.a1 = regs->a1;
- dump->regs.a2 = regs->a2;
- dump->regs.a3 = sw->a3;
- dump->regs.a4 = sw->a4;
- dump->regs.a5 = sw->a5;
- dump->regs.a6 = sw->a6;
- dump->regs.d0 = regs->d0;
- dump->regs.orig_d0 = regs->orig_d0;
- dump->regs.stkadj = regs->stkadj;
- dump->regs.sr = regs->sr;
- dump->regs.pc = regs->pc;
- dump->regs.fmtvec = (regs->format << 12) | regs->vector;
- /* dump floating point stuff */
- dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp);
-}
-
/*
* Generic dumping code. Used for panic and debug.
*/
unsigned char *tp;
int i;
- printk(KERN_EMERG "\nCURRENT PROCESS:\n\n");
+ printk(KERN_EMERG "\n" KERN_EMERG "CURRENT PROCESS:\n" KERN_EMERG "\n");
printk(KERN_EMERG "COMM=%s PID=%d\n", current->comm, current->pid);
if (current->mm) {
(int) current->mm->end_data,
(int) current->mm->end_data,
(int) current->mm->brk);
- printk(KERN_EMERG "USER-STACK=%08x KERNEL-STACK=%08x\n\n",
+ printk(KERN_EMERG "USER-STACK=%08x KERNEL-STACK=%08x\n"
+ KERN_EMERG "\n",
(int) current->mm->start_stack,
(int)(((unsigned long) current) + THREAD_SIZE));
}
fp->d0, fp->d1, fp->d2, fp->d3);
printk(KERN_EMERG "d4: %08lx d5: %08lx a0: %08lx a1: %08lx\n",
fp->d4, fp->d5, fp->a0, fp->a1);
- printk(KERN_EMERG "\nUSP: %08x TRAPFRAME: %08x\n", (unsigned int) rdusp(),
- (unsigned int) fp);
+ printk(KERN_EMERG "\n" KERN_EMERG "USP: %08x TRAPFRAME: %08x\n",
+ (unsigned int) rdusp(), (unsigned int) fp);
- printk(KERN_EMERG "\nCODE:");
+ printk(KERN_EMERG "\n" KERN_EMERG "CODE:");
tp = ((unsigned char *) fp->pc) - 0x20;
for (sp = (unsigned long *) tp, i = 0; (i < 0x40); i += 4) {
if ((i % 0x10) == 0)
- printk(KERN_EMERG "\n%08x: ", (int) (tp + i));
- printk(KERN_EMERG "%08x ", (int) *sp++);
+ printk("\n" KERN_EMERG "%08x: ", (int) (tp + i));
+ printk("%08x ", (int) *sp++);
}
- printk(KERN_EMERG "\n");
+ printk("\n" KERN_EMERG "\n");
- printk(KERN_EMERG "\nKERNEL STACK:");
+ printk(KERN_EMERG "KERNEL STACK:");
tp = ((unsigned char *) fp) - 0x40;
for (sp = (unsigned long *) tp, i = 0; (i < 0xc0); i += 4) {
if ((i % 0x10) == 0)
- printk(KERN_EMERG "\n%08x: ", (int) (tp + i));
- printk(KERN_EMERG "%08x ", (int) *sp++);
+ printk("\n" KERN_EMERG "%08x: ", (int) (tp + i));
+ printk("%08x ", (int) *sp++);
}
- printk(KERN_EMERG "\n");
- printk(KERN_EMERG "\n");
+ printk("\n" KERN_EMERG "\n");
- printk(KERN_EMERG "\nUSER STACK:");
+ printk(KERN_EMERG "USER STACK:");
tp = (unsigned char *) (rdusp() - 0x10);
for (sp = (unsigned long *) tp, i = 0; (i < 0x80); i += 4) {
if ((i % 0x10) == 0)
- printk(KERN_EMERG "\n%08x: ", (int) (tp + i));
- printk(KERN_EMERG "%08x ", (int) *sp++);
+ printk("\n" KERN_EMERG "%08x: ", (int) (tp + i));
+ printk("%08x ", (int) *sp++);
}
- printk(KERN_EMERG "\n\n");
+ printk("\n" KERN_EMERG "\n");
}
/*