diff options
Diffstat (limited to 'arch/parisc/kernel/process.c')
| -rw-r--r-- | arch/parisc/kernel/process.c | 41 |
1 files changed, 9 insertions, 32 deletions
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index fee4f1f..e8dea41 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -54,27 +54,6 @@ #include <asm/uaccess.h> #include <asm/unwind.h> -static int hlt_counter; - -/* - * Power off function, if any - */ -void (*pm_power_off)(void); - -void disable_hlt(void) -{ - hlt_counter++; -} - -EXPORT_SYMBOL(disable_hlt); - -void enable_hlt(void) -{ - hlt_counter--; -} - -EXPORT_SYMBOL(enable_hlt); - void default_idle(void) { barrier(); @@ -102,12 +81,7 @@ void cpu_idle(void) } -#ifdef __LP64__ -#define COMMAND_GLOBAL 0xfffffffffffe0030UL -#else -#define COMMAND_GLOBAL 0xfffe0030 -#endif - +#define COMMAND_GLOBAL F_EXTEND(0xfffe0030) #define CMD_RESET 5 /* reset any module */ /* @@ -162,6 +136,7 @@ void machine_halt(void) */ } +void (*chassis_power_off)(void); /* * This routine is called from sys_reboot to actually turn off the @@ -170,8 +145,8 @@ void machine_halt(void) void machine_power_off(void) { /* If there is a registered power off handler, call it. */ - if(pm_power_off) - pm_power_off(); + if (chassis_power_off) + chassis_power_off(); /* Put the soft power button back under hardware control. * If the user had already pressed the power button, the @@ -187,6 +162,8 @@ void machine_power_off(void) KERN_EMERG "Please power this system off now."); } +void (*pm_power_off)(void) = machine_power_off; +EXPORT_SYMBOL(pm_power_off); /* * Create a kernel thread @@ -295,7 +272,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp, struct task_struct * p, struct pt_regs * pregs) { struct pt_regs * cregs = &(p->thread.regs); - struct thread_info *ti = p->thread_info; + void *stack = task_stack_page(p); /* We have to use void * instead of a function pointer, because * function pointers aren't a pointer to the function on 64-bit. @@ -322,7 +299,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp, */ if (usp == 1) { /* kernel thread */ - cregs->ksp = (((unsigned long)(ti)) + THREAD_SZ_ALGN); + cregs->ksp = (unsigned long)stack + THREAD_SZ_ALGN; /* Must exit via ret_from_kernel_thread in order * to call schedule_tail() */ @@ -344,7 +321,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp, */ /* Use same stack depth as parent */ - cregs->ksp = ((unsigned long)(ti)) + cregs->ksp = (unsigned long)stack + (pregs->gr[21] & (THREAD_SIZE - 1)); cregs->gr[30] = usp; if (p->personality == PER_HPUX) { |