Changes since U-Boot 1.1.1:
======================================================================
+* Patches by Richard Woodruff, 10 Jun 2004:
+ - fix problems with examples/stubs.c for GCC >= 3.4
+ - fix problems with gd initialization
+
* Patch by Curt Brune, 17 May 2004:
- Add support for Samsung S3C4510B CPU (ARM7tdmi based SoC)
- Add support for ESPD-Inc. EVB4510 Board
#include <exports.h>
+#ifndef GCC_VERSION
+#define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
+#endif /* GCC_VERSION */
+
#if defined(CONFIG_I386)
/*
* x86 does not have a dedicated register to store the pointer to
* implementation. On the other hand, asm() statements with
* arguments can be used only inside the functions (gcc limitation)
*/
-static void __attribute__((unused)) dummy(void)
+#if GCC_VERSION < 3004
+static
+#endif /* GCC_VERSION */
+void __attribute__((unused)) dummy(void)
{
#include <_exports.h>
}
CFG_CMD_BMP | \
CFG_CMD_DATE | \
CFG_CMD_DHCP | \
+ CFG_CMD_FAT | \
CFG_CMD_I2C | \
CFG_CMD_IDE )
#else
CFG_CMD_ASKENV | \
CFG_CMD_DATE | \
CFG_CMD_DHCP | \
+ CFG_CMD_FAT | \
CFG_CMD_I2C | \
CFG_CMD_IDE )
#endif
/* Pointer is writable since we allocated a register for it */
gd = (gd_t*)(_armboot_start - CFG_MALLOC_LEN - sizeof(gd_t));
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
+
memset ((void*)gd, 0, sizeof (gd_t));
gd->bd = (bd_t*)((char*)gd - sizeof(bd_t));
memset (gd->bd, 0, sizeof (bd_t));
show_boot_progress(0x21);
gd = global_data = &gd_data;
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
memset (gd, 0, sizeof (gd_t));
gd->bd = &bd_data;
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
/* Clear initial global data */
memset ((void *) gd, 0, sizeof (gd_t));
/* Pointer is writable since we allocated a register for it.
*/
gd = &gd_data;
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
+
memset ((void *)gd, 0, sizeof (gd_t));
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
* Nios treats CFG_GBL_DATA_OFFSET as an address.
*/
gd = (gd_t *)CFG_GBL_DATA_OFFSET;
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
+
memset( gd, 0, CFG_GBL_DATA_SIZE );
gd->bd = (bd_t *)(gd+1); /* At end of global data */
/* Pointer is writable since we allocated a register for it */
gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
+ /* compiler optimization barrier needed for GCC >= 3.4 */
+ __asm__ __volatile__("": : :"memory");
#if !(defined(CONFIG_8260) || defined(CONFIG_MPC8560))
/* Clear initial global data */