* 2 of the License, or (at your option) any later version.
*/
-#include <linux/config.h>
+#include <linux/module.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/elf.h>
#include <linux/reboot.h>
#include <linux/interrupt.h>
+#include <linux/pagemap.h>
+#include <asm/asm-offsets.h>
#include <asm/uaccess.h>
#include <asm/system.h>
#include <asm/setup.h>
#include <asm/pgtable.h>
+#include <asm/tlb.h>
#include <asm/gdb-stub.h>
#include <asm/mb-regs.h>
#include <asm/pgalloc.h>
+void (*pm_power_off)(void);
+EXPORT_SYMBOL(pm_power_off);
+
struct task_struct *alloc_task_struct(void)
{
struct task_struct *p = kmalloc(THREAD_SIZE, GFP_KERNEL);
*/
void cpu_idle(void)
{
+ int cpu = smp_processor_id();
+
/* endless idle loop with no priority at all */
while (1) {
while (!need_resched()) {
- irq_stat[smp_processor_id()].idle_timestamp = jiffies;
+ irq_stat[cpu].idle_timestamp = jiffies;
+
+ check_pgt_cache();
if (!frv_dma_inprogress && idle)
idle();
}
+ preempt_enable_no_resched();
schedule();
+ preempt_disable();
}
}
regs0 = __kernel_frame0_ptr;
childregs0 = (struct pt_regs *)
- ((unsigned long) p->thread_info + THREAD_SIZE - USER_CONTEXT_SIZE);
+ (task_stack_page(p) + THREAD_SIZE - FRV_FRAME0_SIZE);
childregs = childregs0;
/* set up the userspace frame (the only place that the USP is stored) */
*childregs = *regs;
childregs->sp = (unsigned long) childregs0;
childregs->next_frame = childregs0;
- childregs->gr15 = (unsigned long) p->thread_info;
+ childregs->gr15 = (unsigned long) task_thread_info(p);
childregs->gr29 = (unsigned long) p;
}
return 0;
} /* end copy_thread() */
-/*
- * fill in the user structure for a core dump..
- */
-void dump_thread(struct pt_regs *regs, struct user *dump)
-{
-#if 0
- /* changed the size calculations - should hopefully work better. lbt */
- dump->magic = CMAGIC;
- dump->start_code = 0;
- dump->start_stack = user_stack(regs) & ~(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->regs = *(struct user_context *) regs;
-#endif
-}
-
/*
* sys_execve() executes a new program.
*/
-asmlinkage int sys_execve(char *name, char **argv, char **envp)
+asmlinkage int sys_execve(char __user *name, char __user * __user *argv, char __user * __user *envp)
{
int error;
char * filename;
return 1;
}
+
+int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpregs)
+{
+ memcpy(fpregs,
+ ¤t->thread.user->f,
+ sizeof(current->thread.user->f));
+ return 1;
+}