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-rw-r--r--arch/mips/boot/compressed/dbg.c4
-rw-r--r--arch/mips/boot/compressed/decompress.c16
-rw-r--r--arch/mips/boot/compressed/decompress.h24
-rw-r--r--arch/mips/boot/compressed/head.S4
-rw-r--r--arch/mips/boot/compressed/string.c1
5 files changed, 32 insertions, 17 deletions
diff --git a/arch/mips/boot/compressed/dbg.c b/arch/mips/boot/compressed/dbg.c
index f6728a8fd1..95405292ac 100644
--- a/arch/mips/boot/compressed/dbg.c
+++ b/arch/mips/boot/compressed/dbg.c
@@ -3,12 +3,14 @@
* MIPS-specific debug support for pre-boot environment
*
* NOTE: putc() is board specific, if your board have a 16550 compatible uart,
- * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. othewise, you
+ * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. otherwise, you
* need to implement your own putc().
*/
#include <linux/compiler.h>
#include <linux/types.h>
+#include "decompress.h"
+
void __weak putc(char c)
{
}
diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c
index c5dd415254..adb6d5b0e6 100644
--- a/arch/mips/boot/compressed/decompress.c
+++ b/arch/mips/boot/compressed/decompress.c
@@ -19,6 +19,8 @@
#include <asm/unaligned.h>
#include <asm-generic/vmlinux.lds.h>
+#include "decompress.h"
+
/*
* These two variables specify the free mem region
* that can be used for temporary malloc area
@@ -26,20 +28,6 @@
unsigned long free_mem_ptr;
unsigned long free_mem_end_ptr;
-/* The linker tells us where the image is. */
-extern unsigned char __image_begin[], __image_end[];
-
-/* debug interfaces */
-#ifdef CONFIG_DEBUG_ZBOOT
-extern void puts(const char *s);
-extern void puthex(unsigned long long val);
-#else
-#define puts(s) do {} while (0)
-#define puthex(val) do {} while (0)
-#endif
-
-extern char __appended_dtb[];
-
void error(char *x)
{
puts("\n\n");
diff --git a/arch/mips/boot/compressed/decompress.h b/arch/mips/boot/compressed/decompress.h
new file mode 100644
index 0000000000..073b64593b
--- /dev/null
+++ b/arch/mips/boot/compressed/decompress.h
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+#ifndef _DECOMPRESSOR_H
+#define _DECOMPRESSOR_H
+
+/* The linker tells us where the image is. */
+extern unsigned char __image_begin[], __image_end[];
+
+/* debug interfaces */
+#ifdef CONFIG_DEBUG_ZBOOT
+extern void putc(char c);
+extern void puts(const char *s);
+extern void puthex(unsigned long long val);
+#else
+#define putc(s) do {} while (0)
+#define puts(s) do {} while (0)
+#define puthex(val) do {} while (0)
+#endif
+
+extern char __appended_dtb[];
+
+void error(char *x);
+void decompress_kernel(unsigned long boot_heap_start);
+
+#endif
diff --git a/arch/mips/boot/compressed/head.S b/arch/mips/boot/compressed/head.S
index 5795d0af1e..d237a834b8 100644
--- a/arch/mips/boot/compressed/head.S
+++ b/arch/mips/boot/compressed/head.S
@@ -25,8 +25,8 @@
/* Clear BSS */
PTR_LA a0, _edata
PTR_LA a2, _end
-1: sw zero, 0(a0)
- addiu a0, a0, 4
+1: PTR_S zero, 0(a0)
+ PTR_ADDIU a0, a0, PTRSIZE
bne a2, a0, 1b
PTR_LA a0, (.heap) /* heap address */
diff --git a/arch/mips/boot/compressed/string.c b/arch/mips/boot/compressed/string.c
index 0b593b7092..f0eb251e44 100644
--- a/arch/mips/boot/compressed/string.c
+++ b/arch/mips/boot/compressed/string.c
@@ -7,6 +7,7 @@
#include <linux/compiler_attributes.h>
#include <linux/types.h>
+#include <asm/string.h>
void *memcpy(void *dest, const void *src, size_t n)
{