diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index f8fa41190c3526f61ec7bb6e1dc5b0ebf08b3c4d..c205035a6b96b836ef683ddf8592dbc9c82200e6 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -19,23 +19,28 @@
 
 static efi_system_table_t *sys_table;
 
+static void efi_char16_printk(efi_char16_t *str)
+{
+	struct efi_simple_text_output_protocol *out;
+
+	out = (struct efi_simple_text_output_protocol *)sys_table->con_out;
+	efi_call_phys2(out->output_string, out, str);
+}
+
 static void efi_printk(char *str)
 {
 	char *s8;
 
 	for (s8 = str; *s8; s8++) {
-		struct efi_simple_text_output_protocol *out;
 		efi_char16_t ch[2] = { 0 };
 
 		ch[0] = *s8;
-		out = (struct efi_simple_text_output_protocol *)sys_table->con_out;
-
 		if (*s8 == '\n') {
 			efi_char16_t nl[2] = { '\r', 0 };
-			efi_call_phys2(out->output_string, out, nl);
+			efi_char16_printk(nl);
 		}
 
-		efi_call_phys2(out->output_string, out, ch);
+		efi_char16_printk(ch);
 	}
 }
 
@@ -709,7 +714,12 @@ static efi_status_t handle_ramdisks(efi_loaded_image_t *image,
 			if ((u8 *)p >= (u8 *)filename_16 + sizeof(filename_16))
 				break;
 
-			*p++ = *str++;
+			if (*str == '/') {
+				*p++ = '\\';
+				*str++;
+			} else {
+				*p++ = *str++;
+			}
 		}
 
 		*p = '\0';
@@ -737,7 +747,9 @@ static efi_status_t handle_ramdisks(efi_loaded_image_t *image,
 		status = efi_call_phys5(fh->open, fh, &h, filename_16,
 					EFI_FILE_MODE_READ, (u64)0);
 		if (status != EFI_SUCCESS) {
-			efi_printk("Failed to open initrd file\n");
+			efi_printk("Failed to open initrd file: ");
+			efi_char16_printk(filename_16);
+			efi_printk("\n");
 			goto close_handles;
 		}