diff --git a/xen/arch/ppc/Makefile b/xen/arch/ppc/Makefile
index a059ac4c0a..969910b3b6 100644
--- a/xen/arch/ppc/Makefile
+++ b/xen/arch/ppc/Makefile
@@ -5,6 +5,7 @@ obj-$(CONFIG_EARLY_PRINTK) += early_printk.init.o
 obj-y += mm-radix.o
 obj-y += opal.o
 obj-y += setup.o
+obj-y += stubs.o
 obj-y += tlb-radix.o

 $(TARGET): $(TARGET)-syms
diff --git a/xen/arch/ppc/mm-radix.c b/xen/arch/ppc/mm-radix.c
index 06129cef9c..3b30c8a15e 100644
--- a/xen/arch/ppc/mm-radix.c
+++ b/xen/arch/ppc/mm-radix.c
@@ -265,3 +265,45 @@ void __init setup_initial_pagetables(void)
     /* Turn on the MMU */
     enable_mmu();
 }
+
+/*
+ * TODO: Implement the functions below
+ */
+unsigned long __read_mostly frametable_base_pdx;
+
+void put_page(struct page_info *p)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_dump_shared_mem_info(void)
+{
+    BUG_ON("unimplemented");
+}
+
+int xenmem_add_to_physmap_one(struct domain *d,
+                              unsigned int space,
+                              union add_to_physmap_extra extra,
+                              unsigned long idx,
+                              gfn_t gfn)
+{
+    BUG_ON("unimplemented");
+}
+
+int destroy_xen_mappings(unsigned long s, unsigned long e)
+{
+    BUG_ON("unimplemented");
+}
+
+int map_pages_to_xen(unsigned long virt,
+                     mfn_t mfn,
+                     unsigned long nr_mfns,
+                     unsigned int flags)
+{
+    BUG_ON("unimplemented");
+}
+
+int __init populate_pt_range(unsigned long virt, unsigned long nr_mfns)
+{
+    BUG_ON("unimplemented");
+}
diff --git a/xen/arch/ppc/setup.c b/xen/arch/ppc/setup.c
index 0106e9c9da..3b07a39ecb 100644
--- a/xen/arch/ppc/setup.c
+++ b/xen/arch/ppc/setup.c
@@ -1,5 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 #include <xen/init.h>
+#include <xen/lib.h>
+#include <xen/mm.h>
+#include <public/version.h>
 #include <asm/boot.h>
 #include <asm/early_printk.h>
 #include <asm/mm.h>
@@ -38,3 +41,8 @@ void __init noreturn start_xen(unsigned long r3, unsigned long r4,

     unreachable();
 }
+
+void arch_get_xen_caps(xen_capabilities_info_t *info)
+{
+    BUG_ON("unimplemented");
+}
diff --git a/xen/arch/ppc/stubs.c b/xen/arch/ppc/stubs.c
new file mode 100644
index 0000000000..f07b4186f5
--- /dev/null
+++ b/xen/arch/ppc/stubs.c
@@ -0,0 +1,345 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#include <xen/cpumask.h>
+#include <xen/domain.h>
+#include <xen/irq.h>
+#include <xen/nodemask.h>
+#include <xen/time.h>
+#include <public/domctl.h>
+#include <public/vm_event.h>
+
+#include <asm/current.h>
+
+/* smpboot.c */
+
+cpumask_t cpu_online_map;
+cpumask_t cpu_present_map;
+cpumask_t cpu_possible_map;
+
+/* ID of the PCPU we're running on */
+DEFINE_PER_CPU(unsigned int, cpu_id);
+/* XXX these seem awfully x86ish... */
+/* representing HT siblings of each logical CPU */
+DEFINE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_sibling_mask);
+/* representing HT and core siblings of each logical CPU */
+DEFINE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_core_mask);
+
+nodemask_t __read_mostly node_online_map = { { [0] = 1UL } };
+
+/* time.c */
+
+s_time_t get_s_time(void)
+{
+    BUG_ON("unimplemented");
+}
+
+int reprogram_timer(s_time_t timeout)
+{
+    BUG_ON("unimplemented");
+}
+
+void send_timer_event(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+/* traps.c */
+
+void show_execution_state(const struct cpu_user_regs *regs)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_hypercall_tasklet_result(struct vcpu *v, long res)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_show_execution_state(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+/* shutdown.c */
+
+void machine_restart(unsigned int delay_millisecs)
+{
+    BUG_ON("unimplemented");
+}
+
+void machine_halt(void)
+{
+    BUG_ON("unimplemented");
+}
+
+/* vm_event.c */
+
+void vm_event_fill_regs(vm_event_request_t *req)
+{
+    BUG_ON("unimplemented");
+}
+
+void vm_event_set_registers(struct vcpu *v, vm_event_response_t *rsp)
+{
+    BUG_ON("unimplemented");
+}
+
+void vm_event_monitor_next_interrupt(struct vcpu *v)
+{
+    /* Not supported on PPC. */
+}
+
+/* domctl.c */
+void arch_get_domain_info(const struct domain *d,
+                          struct xen_domctl_getdomaininfo *info)
+{
+    BUG_ON("unimplemented");
+}
+
+/* monitor.c */
+
+int arch_monitor_domctl_event(struct domain *d,
+                              struct xen_domctl_monitor_op *mop)
+{
+    BUG_ON("unimplemented");
+}
+
+/* smp.c */
+
+void arch_flush_tlb_mask(const cpumask_t *mask)
+{
+    BUG_ON("unimplemented");
+}
+
+void smp_send_event_check_mask(const cpumask_t *mask)
+{
+    BUG_ON("unimplemented");
+}
+
+void smp_send_call_function_mask(const cpumask_t *mask)
+{
+    BUG_ON("unimplemented");
+}
+
+/* irq.c */
+
+struct pirq *alloc_pirq_struct(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+int pirq_guest_bind(struct vcpu *v, struct pirq *pirq, int will_share)
+{
+    BUG_ON("unimplemented");
+}
+
+void pirq_guest_unbind(struct domain *d, struct pirq *pirq)
+{
+    BUG_ON("unimplemented");
+}
+
+void pirq_set_affinity(struct domain *d, int pirq, const cpumask_t *mask)
+{
+    BUG_ON("unimplemented");
+}
+
+static void ack_none(struct irq_desc *irq)
+{
+    BUG_ON("unimplemented");
+}
+
+hw_irq_controller no_irq_type = {
+    .typename = "none",
+    .startup = irq_startup_none,
+    .shutdown = irq_shutdown_none,
+    .enable = irq_enable_none,
+    .disable = irq_disable_none,
+    .ack = ack_none,
+};
+
+int arch_init_one_irq_desc(struct irq_desc *desc)
+{
+    BUG_ON("unimplemented");
+}
+
+void smp_send_state_dump(unsigned int cpu)
+{
+    BUG_ON("unimplemented");
+}
+
+/* domain.c */
+
+DEFINE_PER_CPU(struct vcpu *, curr_vcpu);
+unsigned long __per_cpu_offset[NR_CPUS];
+
+void context_switch(struct vcpu *prev, struct vcpu *next)
+{
+    BUG_ON("unimplemented");
+}
+
+void continue_running(struct vcpu *same)
+{
+    BUG_ON("unimplemented");
+}
+
+void sync_local_execstate(void)
+{
+    BUG_ON("unimplemented");
+}
+
+void sync_vcpu_execstate(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void startup_cpu_idle_loop(void)
+{
+    BUG_ON("unimplemented");
+}
+
+void free_domain_struct(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void dump_pageframe_info(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void free_vcpu_struct(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_vcpu_create(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_vcpu_destroy(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_switch_to_aarch64_mode(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_sanitise_domain_config(struct xen_domctl_createdomain *config)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_domain_create(struct domain *d,
+                       struct xen_domctl_createdomain *config,
+                       unsigned int flags)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_domain_teardown(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_domain_destroy(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_domain_shutdown(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_domain_pause(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_domain_unpause(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_domain_soft_reset(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_domain_creation_finished(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_set_info_guest(struct vcpu *v, vcpu_guest_context_u c)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_initialise_vcpu(struct vcpu *v, XEN_GUEST_HANDLE_PARAM(void) arg)
+{
+    BUG_ON("unimplemented");
+}
+
+int arch_vcpu_reset(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+int domain_relinquish_resources(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_dump_domain_info(struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+void arch_dump_vcpu_info(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_mark_events_pending(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_update_evtchn_irq(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_block_unless_event_pending(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+void vcpu_kick(struct vcpu *v)
+{
+    BUG_ON("unimplemented");
+}
+
+struct domain *alloc_domain_struct(void)
+{
+    BUG_ON("unimplemented");
+}
+
+struct vcpu *alloc_vcpu_struct(const struct domain *d)
+{
+    BUG_ON("unimplemented");
+}
+
+unsigned long
+hypercall_create_continuation(unsigned int op, const char *format, ...)
+{
+    BUG_ON("unimplemented");
+}
+
+int __init parse_arch_dom0_param(const char *s, const char *e)
+{
+    BUG_ON("unimplemented");
+}
