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Differential D20640 Diff 58632 sys/powerpc/pseries/platform_chrp.c

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sys/powerpc/pseries/platform_chrp.c

Show First 20 Lines • Show All 127 Lines • ▼ Show 20 Lines if (OF_finddevice("/memory") != -1 || OF_finddevice("/memory@0") != -1)
return (BUS_PROBE_GENERIC); return (BUS_PROBE_GENERIC);
return (ENXIO); return (ENXIO);
} }
static int static int
chrp_attach(platform_t plat) chrp_attach(platform_t plat)
{ {
int quiesce;
#ifdef __powerpc64__ #ifdef __powerpc64__
int i; int i;
/* XXX: check for /rtas/ibm,hypertas-functions? */ /* XXX: check for /rtas/ibm,hypertas-functions? */
if (!(mfmsr() & PSL_HV)) { if (!(mfmsr() & PSL_HV)) {
struct mem_region *phys, *avail; struct mem_region *phys, *avail;
int nphys, navail; int nphys, navail;
mem_regions(&phys, &nphys, &avail, &navail); mem_regions(&phys, &nphys, &avail, &navail);
Show All 19 Lines if (!(mfmsr() & PSL_HV)) {
/* Set up hypervisor CPU stuff */ /* Set up hypervisor CPU stuff */
chrp_smp_ap_init(plat); chrp_smp_ap_init(plat);
} }
#endif #endif
chrp_cpuref_init(); chrp_cpuref_init();
/* Some systems (e.g. QEMU) need Open Firmware to stand down */ /* Some systems (e.g. QEMU) need Open Firmware to stand down */
quiesce = 1;
TUNABLE_INT_FETCH("hw.ofw.quiesce", &quiesce);
jhibbitsUnsubmitted
Done
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I would name this "debug.quiesce_ofw" or similar, to enforce the fact that this is intended for debugging only.

jhibbits: I would name this "debug.quiesce_ofw" or similar, to enforce the fact that this is intended for…
if (quiesce)
ofw_quiesce(); ofw_quiesce();
return (0); return (0);
} }
static int static int
parse_drconf_memory(struct mem_region *ofmem, int *msz, parse_drconf_memory(struct mem_region *ofmem, int *msz,
struct mem_region *ofavail, int *asz) struct mem_region *ofavail, int *asz)
{ {
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