static ofdn_t ofd_xen_props(void *m, struct domain *d, ulong shared_info)
{
ofdn_t n;
static const char path[] = "/xen";
static const char console[] = "/xen/console";
n = ofd_node_add(m, OFD_ROOT, path, sizeof (path));
if (n > 0) {
char xen[256];
int xl;
u64 val[2];
s32 dom_id;
dom_id = d->domain_id;
ofd_prop_add(m, n, "reg", &dom_id, sizeof (dom_id));
ofd_prop_add(m, n, "name", &path[1], sizeof (path) - 1);
xl = snprintf(xen, sizeof (xen), "Xen-%d.%d%s",
xen_major_version(), xen_minor_version(), xen_extra_version());
ASSERT(xl < sizeof (xen));
ofd_prop_add(m, n, "version", xen, xl + 1);
/* convert xen pointer to guest physical */
val[0] = shared_info;
val[1] = PAGE_SIZE;
ofd_prop_add(m, n, "shared-info", val, sizeof (val));
/* reserve PAGE_SIZE @ addr shared info */
ofd_prop_add(m, n, "reserved", val, sizeof (val));
/* flags |= SIF_PROVILEDGED; */
ofd_prop_add(m, n, "privileged", NULL, 0);
/* flags |= SIF_INITDOMAIN; */
ofd_prop_add(m, n, "initdomain", NULL, 0);
/* tell dom0 that Xen depends on it to have power control */
if (!rtas_entry)
ofd_prop_add(m, n, "power-control", NULL, 0);
/* tell dom0 where granted pages go in the linear map */
val[0] = cpu_foreign_map_order();
val[1] = d->arch.foreign_mfn_count;
ofd_prop_add(m, n, "foreign-map", val, sizeof (val));
n = ofd_node_add(m, n, console, sizeof (console));
if (n > 0) {
val[0] = 0;
ofd_prop_add(m, n, "interrupts", &val[0], sizeof (val[0]));
}
}
return n;
}
/* XXX could/should be common code */
static void print_xen_info(void)
{
char taint_str[TAINT_STRING_MAX_LEN];
printk("----[ Xen-%d.%d%s %s debug=%c %s ]----\n",
xen_major_version(), xen_minor_version(), xen_extra_version(),
#ifdef CONFIG_ARM_32
"arm32",
#else
"arm64",
#endif
debug_build() ? 'y' : 'n', print_tainted(taint_str));
}
/* XXX could/should be common code */
static void print_xen_info(void)
{
char taint_str[TAINT_STRING_MAX_LEN];
char debug = 'n';
#ifndef NDEBUG
debug = 'y';
#endif
printk("----[ Xen-%d.%d%s x86_64 debug=%c %s ]----\n",
xen_major_version(), xen_minor_version(), xen_extra_version(),
debug, print_tainted(taint_str));
}
/* Set up the single Xen-specific-info crash note. */
crash_xen_info_t *kexec_crash_save_info(void)
{
int cpu = smp_processor_id();
crash_xen_info_t info;
crash_xen_info_t *out = (crash_xen_info_t *)ELFNOTE_DESC(xen_crash_note);
BUG_ON(!cpu_test_and_set(cpu, crash_saved_cpus));
memset(&info, 0, sizeof(info));
info.xen_major_version = xen_major_version();
info.xen_minor_version = xen_minor_version();
info.xen_extra_version = __pa(xen_extra_version());
info.xen_changeset = __pa(xen_changeset());
info.xen_compiler = __pa(xen_compiler());
info.xen_compile_date = __pa(xen_compile_date());
info.xen_compile_time = __pa(xen_compile_time());
info.tainted = tainted;
/* Copy from guaranteed-aligned local copy to possibly-unaligned dest. */
memcpy(out, &info, sizeof(info));
return out;
}
