Date: Sun, 5 Jul 2015 18:16:07 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r285171 - head/sys/arm64/arm64 Message-ID: <201507051816.t65IG73W078392@repo.freebsd.org>
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Author: andrew Date: Sun Jul 5 18:16:06 2015 New Revision: 285171 URL: https://svnweb.freebsd.org/changeset/base/285171 Log: Add the kernel functions needed to enable threading. Sponsored by: ABT Systems Ltd Modified: head/sys/arm64/arm64/vm_machdep.c Modified: head/sys/arm64/arm64/vm_machdep.c ============================================================================== --- head/sys/arm64/arm64/vm_machdep.c Sun Jul 5 16:48:40 2015 (r285170) +++ head/sys/arm64/arm64/vm_machdep.c Sun Jul 5 18:16:06 2015 (r285171) @@ -184,15 +184,25 @@ void cpu_set_upcall_kse(struct thread *td, void (*entry)(void *), void *arg, stack_t *stack) { + struct trapframe *tf = td->td_frame; - panic("cpu_set_upcall_kse"); + tf->tf_sp = STACKALIGN(stack->ss_sp + stack->ss_size); + tf->tf_elr = (register_t)entry; + tf->tf_x[0] = (register_t)arg; } int cpu_set_user_tls(struct thread *td, void *tls_base) { + struct pcb *pcb; - panic("cpu_set_user_tls"); + if ((uintptr_t)tls_base >= VM_MAXUSER_ADDRESS) + return (EINVAL); + + pcb = td->td_pcb; + pcb->pcb_tpidr_el0 = (register_t)tls_base; + + return (0); } void
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