1 files changed, 32 insertions, 27 deletions

diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index 90456cee47c3..bc5553b496f7 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -30,6 +30,7 @@
 #include <asm/io.h>
 #include <asm/page.h>
 #include <asm/boot.h>
+#include <asm/bootparam.h>
 
 /* WARNING!!
  * This code is compiled with -fPIC and it is relocated dynamically
@@ -187,13 +188,8 @@ static void gzip_release(void **);
 /*
  * This is set up by the setup-routine at boot-time
  */
-static unsigned char *real_mode; /* Pointer to real-mode data */
-
-#define RM_EXT_MEM_K   (*(unsigned short *)(real_mode + 0x2))
-#ifndef STANDARD_MEMORY_BIOS_CALL
-#define RM_ALT_MEM_K   (*(unsigned long *)(real_mode + 0x1e0))
-#endif
-#define RM_SCREEN_INFO (*(struct screen_info *)(real_mode+0))
+static struct boot_params *real_mode;           /* Pointer to real-mode data */
+static int quiet;
 
 extern unsigned char input_data[];
 extern int input_len;
@@ -206,7 +202,8 @@ static void free(void *where);
 static void *memset(void *s, int c, unsigned n);
 static void *memcpy(void *dest, const void *src, unsigned n);
 
-static void putstr(const char *);
+static void __putstr(int, const char *);
+#define putstr(__x)  __putstr(0, __x)
 
 #ifdef CONFIG_X86_64
 #define memptr long
@@ -221,10 +218,6 @@ static char *vidmem;
 static int vidport;
 static int lines, cols;
 
-#ifdef CONFIG_X86_NUMAQ
-void *xquad_portio;
-#endif
-
 #include "../../../../lib/inflate.c"
 
 static void *malloc(int size)
@@ -270,18 +263,24 @@ static void scroll(void)
                 vidmem[i] = ' ';
 }
 
-static void putstr(const char *s)
+static void __putstr(int error, const char *s)
 {
         int x, y, pos;
         char c;
 
+#ifndef CONFIG_X86_VERBOSE_BOOTUP
+        if (!error)
+                return;
+#endif
+
 #ifdef CONFIG_X86_32
-        if (RM_SCREEN_INFO.orig_video_mode == 0 && lines == 0 && cols == 0)
+        if (real_mode->screen_info.orig_video_mode == 0 &&
+            lines == 0 && cols == 0)
                 return;
 #endif
 
-        x = RM_SCREEN_INFO.orig_x;
-        y = RM_SCREEN_INFO.orig_y;
+        x = real_mode->screen_info.orig_x;
+        y = real_mode->screen_info.orig_y;
 
         while ((c = *s++) != '\0') {
                 if (c == '\n') {
@@ -302,8 +301,8 @@ static void putstr(const char *s)
                 }
         }
 
-        RM_SCREEN_INFO.orig_x = x;
-        RM_SCREEN_INFO.orig_y = y;
+        real_mode->screen_info.orig_x = x;
+        real_mode->screen_info.orig_y = y;
 
         pos = (x + cols * y) * 2;       /* Update cursor position */
         outb(14, vidport);
@@ -366,9 +365,9 @@ static void flush_window(void)
 
 static void error(char *x)
 {
-        putstr("\n\n");
-        putstr(x);
-        putstr("\n\n -- System halted");
+        __putstr(1, "\n\n");
+        __putstr(1, x);
+        __putstr(1, "\n\n -- System halted");
 
         while (1)
                 asm("hlt");
@@ -395,7 +394,8 @@ static void parse_elf(void *output)
                 return;
         }
 
-        putstr("Parsing ELF... ");
+        if (!quiet)
+                putstr("Parsing ELF... ");
 
         phdrs = malloc(sizeof(*phdrs) * ehdr.e_phnum);
         if (!phdrs)
@@ -430,7 +430,10 @@ asmlinkage void decompress_kernel(void *rmode, memptr heap,
 {
         real_mode = rmode;
 
-        if (RM_SCREEN_INFO.orig_video_mode == 7) {
+        if (real_mode->hdr.loadflags & QUIET_FLAG)
+                quiet = 1;
+
+        if (real_mode->screen_info.orig_video_mode == 7) {
                 vidmem = (char *) 0xb0000;
                 vidport = 0x3b4;
         } else {
@@ -438,8 +441,8 @@ asmlinkage void decompress_kernel(void *rmode, memptr heap,
                 vidport = 0x3d4;
         }
 
-        lines = RM_SCREEN_INFO.orig_video_lines;
-        cols = RM_SCREEN_INFO.orig_video_cols;
+        lines = real_mode->screen_info.orig_video_lines;
+        cols = real_mode->screen_info.orig_video_cols;
 
         window = output;                /* Output buffer (Normally at 1M) */
         free_mem_ptr     = heap;        /* Heap */
@@ -465,9 +468,11 @@ asmlinkage void decompress_kernel(void *rmode, memptr heap,
 #endif
 
         makecrc();
-        putstr("\nDecompressing Linux... ");
+        if (!quiet)
+                putstr("\nDecompressing Linux... ");
         gunzip();
         parse_elf(output);
-        putstr("done.\nBooting the kernel.\n");
+        if (!quiet)
+                putstr("done.\nBooting the kernel.\n");
         return;
 }