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authorJesper Nilsson <jesper.nilsson@axis.com>2010-08-03 18:12:47 +0200
committerJesper Nilsson <jesper.nilsson@axis.com>2010-08-04 13:02:32 +0200
commit76fdf67bb5415a8e97bfecf81bf0c0d64bf7a552 (patch)
treef948a07a3490eafc7c45f34ca4828a7628414075 /arch/cris/boot
parentac93f62179ecb82739ab7c76857c4ae44e0cb83f (diff)
downloadlinux-76fdf67bb5415a8e97bfecf81bf0c0d64bf7a552.tar.gz
CRIS: Avoid compilation warning for puts
Rename to aputs. Also, simplify code by moving some common code out to macros. Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Diffstat (limited to 'arch/cris/boot')
-rw-r--r--arch/cris/boot/compressed/misc.c65
1 files changed, 25 insertions, 40 deletions
diff --git a/arch/cris/boot/compressed/misc.c b/arch/cris/boot/compressed/misc.c
index 47bc190ba6d..548d886b03d 100644
--- a/arch/cris/boot/compressed/misc.c
+++ b/arch/cris/boot/compressed/misc.c
@@ -106,7 +106,7 @@ static unsigned outcnt = 0; /* bytes in output buffer */
static void flush_window(void);
static void error(char *m);
-static void puts(const char *);
+static void aputs(const char *s);
extern char *input_data; /* lives in head.S */
@@ -137,52 +137,37 @@ static inline void serout(const char *s, reg_scope_instances regi_ser)
REG_WR(ser, regi_ser, rw_dout, dout);
}
+#define SEROUT(S, N) \
+ do { \
+ serout(S, regi_ser ## N); \
+ s++; \
+ } while (0)
+#else
+#define SEROUT(S, N) do { \
+ while (!(*R_SERIAL ## N ## _STATUS & (1 << 5))) \
+ ; \
+ *R_SERIAL ## N ## _TR_DATA = *s++; \
+ } while (0)
#endif
-static void puts(const char *s)
+static void aputs(const char *s)
{
#ifndef CONFIG_ETRAX_DEBUG_PORT_NULL
while (*s) {
#ifdef CONFIG_ETRAX_DEBUG_PORT0
-#ifdef CONFIG_ETRAX_ARCH_V32
- serout(s, regi_ser0);
-#else
- while (!(*R_SERIAL0_STATUS & (1 << 5)))
- ;
- *R_SERIAL0_TR_DATA = *s++;
-#endif
+ SEROUT(s, 0);
#endif
#ifdef CONFIG_ETRAX_DEBUG_PORT1
-#ifdef CONFIG_ETRAX_ARCH_V32
- serout(s, regi_ser1);
-#else
- while (!(*R_SERIAL1_STATUS & (1 << 5)))
- ;
- *R_SERIAL1_TR_DATA = *s++;
-#endif
+ SEROUT(s, 1);
#endif
#ifdef CONFIG_ETRAX_DEBUG_PORT2
-#ifdef CONFIG_ETRAX_ARCH_V32
- serout(s, regi_ser2);
-#else
- while (!(*R_SERIAL2_STATUS & (1 << 5)))
- ;
- *R_SERIAL2_TR_DATA = *s++;
-#endif
+ SEROUT(s, 2);
#endif
#ifdef CONFIG_ETRAX_DEBUG_PORT3
-#ifdef CONFIG_ETRAX_ARCH_V32
- serout(s, regi_ser3);
-#else
- while (!(*R_SERIAL3_STATUS & (1 << 5)))
- ;
- *R_SERIAL3_TR_DATA = *s++;
+ SEROUT(s, 3);
#endif
-#endif
- *s++;
}
-/* CONFIG_ETRAX_DEBUG_PORT_NULL */
-#endif
+#endif /* CONFIG_ETRAX_DEBUG_PORT_NULL */
}
void *memset(void *s, int c, size_t n)
@@ -233,9 +218,9 @@ static void flush_window(void)
static void error(char *x)
{
- puts("\n\n");
- puts(x);
- puts("\n\n -- System halted\n");
+ aputs("\n\n");
+ aputs(x);
+ aputs("\n\n -- System halted\n");
while(1); /* Halt */
}
@@ -378,14 +363,14 @@ void decompress_kernel(void)
__asm__ volatile ("move $vr,%0" : "=rm" (revision));
if (revision < compile_rev) {
#ifdef CONFIG_ETRAX_ARCH_V32
- puts("You need an ETRAX FS to run Linux 2.6/crisv32\n");
+ aputs("You need at least ETRAX FS to run Linux 2.6/crisv32\n");
#else
- puts("You need an ETRAX 100LX to run linux 2.6\n");
+ aputs("You need an ETRAX 100LX to run linux 2.6/crisv10\n");
#endif
while(1);
}
- puts("Uncompressing Linux...\n");
+ aputs("Uncompressing Linux...\n");
gunzip();
- puts("Done. Now booting the kernel\n");
+ aputs("Done. Now booting the kernel\n");
}