libpayload: Fix compiling bugs

hwaccess_physmap.c: make `void *sys_physmap(()` static

hwaccess_x86_io.c: Add missing include

Change-Id: I5062c5a62b90f7a189488f3f569dc357bd2cb85f
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/69831
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Felix Singer <felixsinger@posteo.net>
---
M hwaccess_physmap.c
M hwaccess_x86_io.c
2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/hwaccess_physmap.c b/hwaccess_physmap.c
index 81adf18..f95b5f6 100644
--- a/hwaccess_physmap.c
+++ b/hwaccess_physmap.c
@@ -121,7 +121,7 @@
 
 #define MEM_DEV ""
 
-void *sys_physmap(uintptr_t phys_addr, size_t len)
+static void *sys_physmap(uintptr_t phys_addr, size_t len)
 {
 	return (void *)phys_to_virt(phys_addr);
 }
diff --git a/hwaccess_x86_io.c b/hwaccess_x86_io.c
index c3ad313..a883ed4 100644
--- a/hwaccess_x86_io.c
+++ b/hwaccess_x86_io.c
@@ -134,6 +134,8 @@
 #endif
 
 #if defined(__LIBPAYLOAD__)
+#include <arch/io.h>
+
 #define IO_PORT_PERMISSION USE_DUMMY
 #define IO_PORT_FUNCTION USE_LIBC_TARGET_LAST
 #endif

