#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/reboot.h>
+#include <asm/pgalloc.h>
#include "xen-ops.h"
#include "mmu.h"
static void __init xen_banner(void)
{
+ unsigned version = HYPERVISOR_xen_version(XENVER_version, NULL);
+ struct xen_extraversion extra;
+ HYPERVISOR_xen_version(XENVER_extraversion, &extra);
+
printk(KERN_INFO "Booting paravirtualized kernel on %s\n",
pv_info.name);
- printk(KERN_INFO "Hypervisor signature: %s%s\n",
- xen_start_info->magic,
+ printk(KERN_INFO "Xen version: %d.%d%s%s\n",
+ version >> 16, version & 0xffff, extra.extraversion,
xen_feature(XENFEAT_mmu_pt_update_preserve_ad) ? " (preserve-AD)" : "");
}
return ret;
}
+static void xen_set_fixmap(unsigned idx, unsigned long phys, pgprot_t prot)
+{
+ pte_t pte;
+
+ phys >>= PAGE_SHIFT;
+
+ switch (idx) {
+ case FIX_BTMAP_END ... FIX_BTMAP_BEGIN:
+#ifdef CONFIG_X86_F00F_BUG
+ case FIX_F00F_IDT:
+#endif
+ case FIX_WP_TEST:
+ case FIX_VDSO:
+#ifdef CONFIG_X86_LOCAL_APIC
+ case FIX_APIC_BASE: /* maps dummy local APIC */
+#endif
+ pte = pfn_pte(phys, prot);
+ break;
+
+ default:
+ pte = mfn_pte(phys, prot);
+ break;
+ }
+
+ __native_set_fixmap(idx, pte);
+}
+
static const struct pv_info xen_info __initdata = {
.paravirt_enabled = 1,
.shared_kernel_pmd = 0,
.set_wallclock = xen_set_wallclock,
.get_wallclock = xen_get_wallclock,
- .get_cpu_khz = xen_cpu_khz,
+ .get_tsc_khz = xen_tsc_khz,
.sched_clock = xen_sched_clock,
};
.read_pmc = native_read_pmc,
.iret = xen_iret,
- .irq_enable_syscall_ret = xen_sysexit,
+ .irq_enable_sysexit = xen_sysexit,
.load_tr_desc = paravirt_nop,
.set_ldt = xen_set_ldt,
.irq_enable = xen_irq_enable,
.safe_halt = xen_safe_halt,
.halt = xen_halt,
+#ifdef CONFIG_X86_64
+ .adjust_exception_frame = paravirt_nop,
+#endif
};
static const struct pv_apic_ops xen_apic_ops __initdata = {
.pte_update = paravirt_nop,
.pte_update_defer = paravirt_nop,
+ .pgd_alloc = __paravirt_pgd_alloc,
+ .pgd_free = paravirt_nop,
+
.alloc_pte = xen_alloc_pte_init,
.release_pte = xen_release_pte_init,
.alloc_pmd = xen_alloc_pte_init,
.enter = paravirt_enter_lazy_mmu,
.leave = xen_leave_lazy,
},
+
+ .set_fixmap = xen_set_fixmap,
};
#ifdef CONFIG_SMP
.smp_send_stop = xen_smp_send_stop,
.smp_send_reschedule = xen_smp_send_reschedule,
- .smp_call_function_mask = xen_smp_call_function_mask,
+
+ .send_call_func_ipi = xen_smp_send_call_function_ipi,
+ .send_call_func_single_ipi = xen_smp_send_call_function_single_ipi,
};
#endif /* CONFIG_SMP */
pgd = (pgd_t *)xen_start_info->pt_base;
+ init_pg_tables_start = __pa(pgd);
init_pg_tables_end = __pa(pgd) + xen_start_info->nr_pt_frames*PAGE_SIZE;
+ max_pfn_mapped = (init_pg_tables_end + 512*1024) >> PAGE_SHIFT;
init_mm.pgd = pgd; /* use the Xen pagetables to start */
}
/* Start the world */
- start_kernel();
+ i386_start_kernel();
}