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Differential D6731 Diff 17628 head/sys/powerpc/powerpc/exec_machdep.c

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head/sys/powerpc/powerpc/exec_machdep.c

Show First 20 Lines • Show All 949 Lines • ▼ Show 20 Linescpu_set_user_tls(struct thread *td, void *tls_base)
if (SV_PROC_FLAG(td->td_proc, SV_LP64)) if (SV_PROC_FLAG(td->td_proc, SV_LP64))
td->td_frame->fixreg[13] = (register_t)tls_base + 0x7010; td->td_frame->fixreg[13] = (register_t)tls_base + 0x7010;
else else
td->td_frame->fixreg[2] = (register_t)tls_base + 0x7008; td->td_frame->fixreg[2] = (register_t)tls_base + 0x7008;
return (0); return (0);
} }
void void
cpu_set_upcall(struct thread *td, struct thread *td0) cpu_copy_thread(struct thread *td, struct thread *td0)
{ {
struct pcb *pcb2; struct pcb *pcb2;
struct trapframe *tf; struct trapframe *tf;
struct callframe *cf; struct callframe *cf;
pcb2 = td->td_pcb; pcb2 = td->td_pcb;
/* Copy the upcall pcb */ /* Copy the upcall pcb */
Show All 24 Linescpu_copy_thread(struct thread *td, struct thread *td0)
pcb2->pcb_cpu.aim.usr_vsid = 0; pcb2->pcb_cpu.aim.usr_vsid = 0;
/* Setup to release spin count in fork_exit(). */ /* Setup to release spin count in fork_exit(). */
td->td_md.md_spinlock_count = 1; td->td_md.md_spinlock_count = 1;
td->td_md.md_saved_msr = PSL_KERNSET; td->td_md.md_saved_msr = PSL_KERNSET;
} }
void void
cpu_set_upcall_kse(struct thread *td, void (*entry)(void *), void *arg, cpu_set_upcall(struct thread *td, void (*entry)(void *), void *arg,
stack_t *stack) stack_t *stack)
{ {
struct trapframe *tf; struct trapframe *tf;
uintptr_t sp; uintptr_t sp;
tf = td->td_frame; tf = td->td_frame;
/* align stack and alloc space for frame ptr and saved LR */ /* align stack and alloc space for frame ptr and saved LR */
#ifdef __powerpc64__ #ifdef __powerpc64__
sp = ((uintptr_t)stack->ss_sp + stack->ss_size - 48) & sp = ((uintptr_t)stack->ss_sp + stack->ss_size - 48) &
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