Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / x86 / boot / compressed / misc.h

diff --git a/kernel/arch/x86/boot/compressed/misc.h b/kernel/arch/x86/boot/compressed/misc.h
new file mode 100644 (file)
index 0000000..805d25c
--- /dev/null
+++ b/kernel/arch/x86/boot/compressed/misc.h
@@ -0,0 +1,88 @@
+#ifndef BOOT_COMPRESSED_MISC_H
+#define BOOT_COMPRESSED_MISC_H
+
+/*
+ * Special hack: we have to be careful, because no indirections are allowed here,
+ * and paravirt_ops is a kind of one. As it will only run in baremetal anyway,
+ * we just keep it from happening. (This list needs to be extended when new
+ * paravirt and debugging variants are added.)
+ */
+#undef CONFIG_PARAVIRT
+#undef CONFIG_PARAVIRT_SPINLOCKS
+#undef CONFIG_KASAN
+
+#include <linux/linkage.h>
+#include <linux/screen_info.h>
+#include <linux/elf.h>
+#include <linux/io.h>
+#include <asm/page.h>
+#include <asm/boot.h>
+#include <asm/bootparam.h>
+#include <asm/bootparam_utils.h>
+
+#define BOOT_BOOT_H
+#include "../ctype.h"
+
+#ifdef CONFIG_X86_64
+#define memptr long
+#else
+#define memptr unsigned
+#endif
+
+/* misc.c */
+extern memptr free_mem_ptr;
+extern memptr free_mem_end_ptr;
+extern struct boot_params *real_mode;          /* Pointer to real-mode data */
+void __putstr(const char *s);
+#define error_putstr(__x)  __putstr(__x)
+
+#ifdef CONFIG_X86_VERBOSE_BOOTUP
+
+#define debug_putstr(__x)  __putstr(__x)
+
+#else
+
+static inline void debug_putstr(const char *s)
+{ }
+
+#endif
+
+#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE
+/* cmdline.c */
+int cmdline_find_option(const char *option, char *buffer, int bufsize);
+int cmdline_find_option_bool(const char *option);
+#endif
+
+
+#if CONFIG_RANDOMIZE_BASE
+/* aslr.c */
+unsigned char *choose_kernel_location(struct boot_params *boot_params,
+                                     unsigned char *input,
+                                     unsigned long input_size,
+                                     unsigned char *output,
+                                     unsigned long output_size);
+/* cpuflags.c */
+bool has_cpuflag(int flag);
+#else
+static inline
+unsigned char *choose_kernel_location(struct boot_params *boot_params,
+                                     unsigned char *input,
+                                     unsigned long input_size,
+                                     unsigned char *output,
+                                     unsigned long output_size)
+{
+       return output;
+}
+#endif
+
+#ifdef CONFIG_EARLY_PRINTK
+/* early_serial_console.c */
+extern int early_serial_base;
+void console_init(void);
+#else
+static const int early_serial_base;
+static inline void console_init(void)
+{ }
+#endif
+
+#endif