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-rw-r--r--arch/x86/boot/compressed/misc.c66
1 files changed, 34 insertions, 32 deletions
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index 69aec2f..50d054c 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -127,7 +127,8 @@ typedef unsigned char uch;
typedef unsigned short ush;
typedef unsigned long ulg;
-#define WSIZE 0x80000000 /* Window size must be at least 32k,
+#define WSIZE 0x80000000 /*
+ * Window size must be at least 32k,
* and a power of two
* We don't actually have a window just
* a huge output buffer so I report
@@ -152,22 +153,22 @@ static unsigned outcnt; /* bytes in output buffer */
#define RESERVED 0xC0 /* bit 6,7: reserved */
#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf())
-
+
/* Diagnostic functions */
#ifdef DEBUG
-# define Assert(cond,msg) {if(!(cond)) error(msg);}
+# define Assert(cond, msg) {if(!(cond)) error(msg); }
# define Trace(x) fprintf x
-# define Tracev(x) {if (verbose) fprintf x ;}
-# define Tracevv(x) {if (verbose>1) fprintf x ;}
-# define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
-# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
+# define Tracev(x) {if (verbose) fprintf x ; }
+# define Tracevv(x) {if (verbose > 1) fprintf x ; }
+# define Tracec(c, x) {if (verbose && (c)) fprintf x ; }
+# define Tracecv(c, x) {if (verbose > 1 && (c)) fprintf x ; }
#else
-# define Assert(cond,msg)
+# define Assert(cond, msg)
# define Trace(x)
# define Tracev(x)
# define Tracevv(x)
-# define Tracec(c,x)
-# define Tracecv(c,x)
+# define Tracec(c, x)
+# define Tracecv(c, x)
#endif
static int fill_inbuf(void);
@@ -175,7 +176,7 @@ static void flush_window(void);
static void error(char *m);
static void gzip_mark(void **);
static void gzip_release(void **);
-
+
/*
* This is set up by the setup-routine at boot-time
*/
@@ -190,7 +191,7 @@ static unsigned char *real_mode; /* Pointer to real-mode data */
extern unsigned char input_data[];
extern int input_len;
-static long bytes_out = 0;
+static long bytes_out;
static void *malloc(int size);
static void free(void *where);
@@ -229,8 +230,10 @@ static void *malloc(int size)
{
void *p;
- if (size <0) error("Malloc error");
- if (free_mem_ptr <= 0) error("Memory error");
+ if (size < 0)
+ error("Malloc error");
+ if (free_mem_ptr <= 0)
+ error("Memory error");
free_mem_ptr = (free_mem_ptr + 3) & ~3; /* Align */
@@ -256,19 +259,19 @@ static void gzip_release(void **ptr)
{
free_mem_ptr = (memptr) *ptr;
}
-
+
static void scroll(void)
{
int i;
- memcpy ( vidmem, vidmem + cols * 2, ( lines - 1 ) * cols * 2 );
- for ( i = ( lines - 1 ) * cols * 2; i < lines * cols * 2; i += 2 )
+ memcpy(vidmem, vidmem + cols * 2, (lines - 1) * cols * 2);
+ for (i = (lines - 1) * cols * 2; i < lines * cols * 2; i += 2)
vidmem[i] = ' ';
}
static void putstr(const char *s)
{
- int x,y,pos;
+ int x, y, pos;
char c;
#ifdef CONFIG_X86_32
@@ -279,18 +282,18 @@ static void putstr(const char *s)
x = RM_SCREEN_INFO.orig_x;
y = RM_SCREEN_INFO.orig_y;
- while ( ( c = *s++ ) != '\0' ) {
- if ( c == '\n' ) {
+ while ((c = *s++) != '\0') {
+ if (c == '\n') {
x = 0;
- if ( ++y >= lines ) {
+ if (++y >= lines) {
scroll();
y--;
}
} else {
vidmem [(x + cols * y) * 2] = c;
- if ( ++x >= cols ) {
+ if (++x >= cols) {
x = 0;
- if ( ++y >= lines ) {
+ if (++y >= lines) {
scroll();
y--;
}
@@ -308,22 +311,22 @@ static void putstr(const char *s)
outb(0xff & (pos >> 1), vidport+1);
}
-static void* memset(void* s, int c, unsigned n)
+static void *memset(void *s, int c, unsigned n)
{
int i;
char *ss = s;
- for (i=0;i<n;i++) ss[i] = c;
+ for (i = 0; i < n; i++) ss[i] = c;
return s;
}
-static void* memcpy(void* dest, const void* src, unsigned n)
+static void *memcpy(void *dest, const void *src, unsigned n)
{
int i;
const char *s = src;
char *d = dest;
- for (i=0;i<n;i++) d[i] = s[i];
+ for (i = 0; i < n; i++) d[i] = s[i];
return dest;
}
@@ -383,11 +386,10 @@ static void parse_elf(void *output)
int i;
memcpy(&ehdr, output, sizeof(ehdr));
- if(ehdr.e_ident[EI_MAG0] != ELFMAG0 ||
+ if (ehdr.e_ident[EI_MAG0] != ELFMAG0 ||
ehdr.e_ident[EI_MAG1] != ELFMAG1 ||
ehdr.e_ident[EI_MAG2] != ELFMAG2 ||
- ehdr.e_ident[EI_MAG3] != ELFMAG3)
- {
+ ehdr.e_ident[EI_MAG3] != ELFMAG3) {
error("Kernel is not a valid ELF file");
return;
}
@@ -400,7 +402,7 @@ static void parse_elf(void *output)
memcpy(phdrs, output + ehdr.e_phoff, sizeof(*phdrs) * ehdr.e_phnum);
- for (i=0; i<ehdr.e_phnum; i++) {
+ for (i = 0; i < ehdr.e_phnum; i++) {
phdr = &phdrs[i];
switch (phdr->p_type) {
@@ -409,7 +411,7 @@ static void parse_elf(void *output)
dest = output;
dest += (phdr->p_paddr - LOAD_PHYSICAL_ADDR);
#else
- dest = (void*)(phdr->p_paddr);
+ dest = (void *)(phdr->p_paddr);
#endif
memcpy(dest,
output + phdr->p_offset,
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