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Update print_buffer() to use const

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The buffer cannot be changed by this function, so change the buffer
pointer to a const. This allows callers with const pointer to use the
function without a cast.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2013-02-24 17:33:12 +00:00
parent 6b3ff98da4
commit bda32ffcf7
2 changed files with 4 additions and 2 deletions
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3
include/common.h
View file

@ -270,7 +270,8 @@ int cpu_init(void);
phys_size_t initdram (int); phys_size_t initdram (int);
int display_options (void); int display_options (void);
void print_size(unsigned long long, const char *); void print_size(unsigned long long, const char *);
int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen); int print_buffer(ulong addr, const void *data, uint width, uint count,
uint linelen);
/* common/main.c */ /* common/main.c */
void main_loop (void); void main_loop (void);

3
lib/display_options.c
View file

@ -98,7 +98,8 @@ void print_size(unsigned long long size, const char *s)
*/ */
#define MAX_LINE_LENGTH_BYTES (64) #define MAX_LINE_LENGTH_BYTES (64)
#define DEFAULT_LINE_LENGTH_BYTES (16) #define DEFAULT_LINE_LENGTH_BYTES (16)
int print_buffer (ulong addr, void* data, uint width, uint count, uint linelen) int print_buffer(ulong addr, const void *data, uint width, uint count,
uint linelen)
{ {
/* linebuf as a union causes proper alignment */ /* linebuf as a union causes proper alignment */
union linebuf { union linebuf {