m68k: Fix warnings with gcc 4.6

Most of the warnings seem to be related to using 'int' for size_t. Change
this and fix up the remaining warnings and problems. For bootm, the warning
was masked by others, and there is an actual bug in the code.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/m68k/cpu/mcf532x/cpu_init.c

@@ -208,10 +208,10 @@ void cpu_init_f(void)
 	scm2_t *scm2 = (scm2_t *) MMAP_SCM2;
 	gpio_t *gpio = (gpio_t *) MMAP_GPIO;
 	fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
+#ifndef CONFIG_WATCHDOG
 	wdog_t *wdog = (wdog_t *) MMAP_WDOG;
 
 	/* watchdog is enabled by default - disable the watchdog */
-#ifndef CONFIG_WATCHDOG
 	out_be16(&wdog->cr, 0);
 #endif
 

arch/m68k/include/asm/posix_types.h

@@ -15,7 +15,7 @@ typedef long		__kernel_off_t;
 typedef int		__kernel_pid_t;
 typedef unsigned int	__kernel_uid_t;
 typedef unsigned int	__kernel_gid_t;
-typedef unsigned int	__kernel_size_t;
+typedef unsigned long	__kernel_size_t;
 typedef int		__kernel_ssize_t;
 typedef long		__kernel_ptrdiff_t;
 typedef long		__kernel_time_t;

arch/m68k/lib/bootm.c

@@ -50,11 +50,7 @@ void arch_lmb_reserve(struct lmb *lmb)
 
 int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *images)
 {
-	ulong rd_len;
-	ulong initrd_start, initrd_end;
 	int ret;
-
-	ulong cmd_start, cmd_end;
 	bd_t  *kbd;
 	void  (*kernel) (bd_t *, ulong, ulong, ulong, ulong);
 	struct lmb *lmb = &images->lmb;
@@ -96,7 +92,8 @@ int do_bootm_linux(int flag, int argc, char * const argv[], bootm_headers_t *ima
 	 *   sp+16: Start of command line string
 	 *   sp+20: End   of command line string
 	 */
-	(*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
+	(*kernel)(kbd, images->initrd_start, images->initrd_end,
+		  images->cmdline_start, images->cmdline_end);
 	/* does not return */
 error:
 	return 1;

board/astro/mcf5373l/fpga.c

@@ -100,7 +100,7 @@ int altera_done_fn(int cookie)
  * writing the complete buffer in one function is much faster,
  * then calling it for every bit
  */
-int altera_write_fn(void *buf, size_t len, int flush, int cookie)
+int altera_write_fn(const void *buf, size_t len, int flush, int cookie)
 {
 	size_t bytecount = 0;
 	gpio_t *gpiop = (gpio_t *)MMAP_GPIO;

board/astro/mcf5373l/mcf5373l.c

@@ -79,7 +79,7 @@ phys_size_t initdram(int board_type)
 	 * (Do not rely on the SDCS register(s) being set to 0x00000000
 	 * during reset as stated in the data sheet.)
 	 */
-	return get_ram_size((unsigned long *)CONFIG_SYS_SDRAM_BASE,
+	return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
 				0x80000000 - CONFIG_SYS_SDRAM_BASE);
 }
 

drivers/fpga/altera.c

@@ -153,9 +153,9 @@ int altera_info( Altera_desc *desc )
 			printf ("Unsupported interface type, %d\n", desc->iface);
 		}
 
-		printf ("Device Size:   \t%d bytes\n"
-				"Cookie:        \t0x%x (%d)\n",
-				desc->size, desc->cookie, desc->cookie);
+		printf("Device Size:   \t%zd bytes\n"
+		      "Cookie:        \t0x%x (%d)\n",
+		      desc->size, desc->cookie, desc->cookie);
 
 		if (desc->iface_fns) {
 			printf ("Device Function Table @ 0x%p\n", desc->iface_fns);

drivers/fpga/xilinx.c

@@ -220,9 +220,9 @@ int xilinx_info(xilinx_desc *desc)
 			printf ("Unsupported interface type, %d\n", desc->iface);
 		}
 
-		printf ("Device Size:   \t%d bytes\n"
-				"Cookie:        \t0x%x (%d)\n",
-				desc->size, desc->cookie, desc->cookie);
+		printf("Device Size:   \t%zd bytes\n"
+		       "Cookie:        \t0x%x (%d)\n",
+		       desc->size, desc->cookie, desc->cookie);
 		if (desc->name)
 			printf("Device name:   \t%s\n", desc->name);