diff options
| author | Takuya ASADA <syuu@cvs.openbsd.org> | 2009-11-24 22:47:00 +0000 |
|---|---|---|
| committer | Takuya ASADA <syuu@cvs.openbsd.org> | 2009-11-24 22:47:00 +0000 |
| commit | 2f0ce4d04f04d749ad2aa5bd5aa2551210aeecfb (patch) | |
| tree | ec256d7cfcf29d7f77523a74bb3a63e2b24090de /sys/arch/sgi | |
| parent | eb3713262438e6f33f5d72f04098a38de8d74b09 (diff) | |
smp_malloc() implemented.
This function allocates memory using malloc or uvm_pglistalloc, then returns XKPHYS address of allocated memory.
It's for avoid using virtual address on secondary cpus in early stage, and also in TLB handler.
ok miod@
Diffstat (limited to 'sys/arch/sgi')
| -rw-r--r-- | sys/arch/sgi/sgi/ip30_machdep.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/sys/arch/sgi/sgi/ip30_machdep.c b/sys/arch/sgi/sgi/ip30_machdep.c index 19c4af6db4d..e58de56008f 100644 --- a/sys/arch/sgi/sgi/ip30_machdep.c +++ b/sys/arch/sgi/sgi/ip30_machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ip30_machdep.c,v 1.22 2009/11/22 22:44:58 syuu Exp $ */ +/* $OpenBSD: ip30_machdep.c,v 1.23 2009/11/24 22:46:59 syuu Exp $ */ /* * Copyright (c) 2008, 2009 Miodrag Vallat. @@ -188,7 +188,7 @@ ip30_autoconf(struct device *parent) config_found(parent, &maa, mbprint); int cpuid; - for(cpuid = 1; cpuid < MAX_CPUS; cpuid++) + for(cpuid = 1; cpuid < MAXCPUS; cpuid++) if (ip30_cpu_exists(cpuid) == 0) { ncpusfound++; #ifdef MULTIPROCESSOR @@ -307,9 +307,6 @@ void hw_cpu_boot_secondary(struct cpu_info *ci) { int cpuid = ci->ci_cpuid; - struct pglist mlist; - struct vm_page *m; - int error; vaddr_t kstack; #ifdef DEBUG @@ -345,15 +342,9 @@ hw_cpu_boot_secondary(struct cpu_info *ci) scachesz, fanloads, launch, rndvz, stackaddr, lparam, rparam, idleflag); #endif - - TAILQ_INIT(&mlist); - error = uvm_pglistalloc(USPACE, 0, -1L, 0, 0, - &mlist, 1, UVM_PLA_WAITOK); - if (error) + kstack = smp_malloc(USPACE); + if (kstack == NULL) panic("unable to allocate idle stack\n"); - - m = TAILQ_FIRST(&mlist); - kstack = (vaddr_t)PHYS_TO_XKPHYS(VM_PAGE_TO_PHYS(m), CCA_CACHED); bzero((char *)kstack, USPACE); *(volatile uint64_t *)(mpconf + MPCONF_STACKADDR(cpuid)) = |