diff --git a/srcpkgs/mono/patches/musl-ppc.patch b/srcpkgs/mono/patches/musl-ppc.patch
new file mode 100644
index 00000000000..c3e82bfe1c9
--- /dev/null
+++ b/srcpkgs/mono/patches/musl-ppc.patch
@@ -0,0 +1,33 @@
+Musl does not include kernel headers.
+
+Also, fix context handling for ppc32/musl.
+
+--- mono/utils/mono-sigcontext.h
++++ mono/utils/mono-sigcontext.h
+@@ -321,6 +321,8 @@ typedef struct ucontext {
+ 
+ #elif defined(__mono_ppc__)
+ 
++#include <asm/ptrace.h>
++
+ #if HAVE_UCONTEXT_H
+ #include <ucontext.h>
+ #endif
+@@ -334,10 +336,17 @@ typedef struct ucontext {
+ 	#define UCONTEXT_REG_NIP(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.gp_regs [PT_NIP])
+ 	#define UCONTEXT_REG_LNK(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.gp_regs [PT_LNK])
+ #else
++#ifdef __GLIBC__
+ 	#define UCONTEXT_REG_Rn(ctx, n)   (((os_ucontext*)(ctx))->uc_mcontext.uc_regs->gregs [(n)])
+ 	#define UCONTEXT_REG_FPRn(ctx, n) (((os_ucontext*)(ctx))->uc_mcontext.uc_regs->fpregs.fpregs [(n)])
+ 	#define UCONTEXT_REG_NIP(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.uc_regs->gregs [PT_NIP])
+ 	#define UCONTEXT_REG_LNK(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.uc_regs->gregs [PT_LNK])
++#else
++        #define UCONTEXT_REG_Rn(ctx, n)   (((os_ucontext*)(ctx))->uc_mcontext.gregs [(n)])
++        #define UCONTEXT_REG_FPRn(ctx, n) (((os_ucontext*)(ctx))->uc_mcontext.fpregs.fpregs [(n)])
++        #define UCONTEXT_REG_NIP(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.gregs [PT_NIP])
++        #define UCONTEXT_REG_LNK(ctx)     (((os_ucontext*)(ctx))->uc_mcontext.gregs [PT_LNK])
++#endif
+ #endif
+ #elif defined (__APPLE__) && defined (_STRUCT_MCONTEXT)
+ 	typedef struct __darwin_ucontext os_ucontext;
diff --git a/srcpkgs/mono/patches/ppc32.patch b/srcpkgs/mono/patches/ppc32.patch
new file mode 100644
index 00000000000..322fa53a1e3
--- /dev/null
+++ b/srcpkgs/mono/patches/ppc32.patch
@@ -0,0 +1,30 @@
+From 121928d29ac1e0aebb80531b3ebcca1a9ffcd618 Mon Sep 17 00:00:00 2001
+From: Bernhard Urban-Forster <lewurm@gmail.com>
+Date: Fri, 6 Dec 2019 11:35:11 +0100
+Subject: [PATCH] [ppc32] delete leftover code from pre-monoctx area (#18072)
+
+Also update assert which doesn't make sense since we have moved over to MonoContext
+
+Some context: e7011c780f676914f559f14f25e76c192bb2b0b2
+
+Fixes: https://github.com/mono/mono/issues/18064
+---
+ mono/mini/exceptions-ppc.c | 5 +----
+ 1 file changed, 1 insertion(+), 4 deletions(-)
+
+diff --git a/mono/mini/exceptions-ppc.c b/mono/mini/exceptions-ppc.c
+index 44d09bcaba1d..d14f8383eba9 100644
+--- mono/mini/exceptions-ppc.c
++++ mono/mini/exceptions-ppc.c
+@@ -692,10 +692,7 @@ mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *s
+ 	/* may need to adjust pointers in the new struct copy, depending on the OS */
+ 	uc_copy = (MonoContext*)(sp + 16);
+ 	mono_sigctx_to_monoctx (uc, uc_copy);
+-#if defined(__linux__) && !defined(__mono_ppc64__)
+-	uc_copy->uc_mcontext.uc_regs = (gpointer)((char*)uc_copy + ((char*)uc->uc_mcontext.uc_regs - (char*)uc));
+-#endif
+-	g_assert (mono_arch_ip_from_context (uc) == mono_arch_ip_from_context (uc_copy));
++	g_assert (mono_arch_ip_from_context (uc) == MONO_CONTEXT_GET_IP (uc_copy));
+ 	/* at the return form the signal handler execution starts in altstack_handle_and_restore() */
+ 	UCONTEXT_REG_LNK(uc) = UCONTEXT_REG_NIP(uc);
+ #ifdef PPC_USES_FUNCTION_DESCRIPTOR