Hi!
I thik that m8260_restart in 2.4 kernel is broken. Try to get it from
the 2.6 kernel, or look at this.
/* The 8260 has an internal 1-second timer update register that
@@ -112,21 +123,16 @@ m8260_get_rtc_time(void)
static void
m8260_restart(char *cmd)
{
- extern void m8260_gorom(bd_t *bi, uint addr);
- uint startaddr;
-
- /* Most boot roms have a warmstart as the second instruction
- * of the reset vector. If that doesn't work for you, change this
- * or the reboot program to send a proper address.
- */
- startaddr = 0xff000104;
-
- if (cmd != NULL) {
- if (!strncmp(cmd, "startaddr=", 10))
- startaddr = simple_strtoul(&cmd[10], NULL, 0);
- }
-
- m8260_gorom((unsigned int)__pa(__res), startaddr);
+ __volatile__ unsigned char dummy;
+
+ local_irq_disable();
+ ((cpm2_map_t *) cpm2_immr)->im_clkrst.car_rmr |= 0x00000001;
+
+ /* Clear the ME,EE,IR & DR bits in MSR to cause checkstop */
+ mtmsr(mfmsr() & ~(MSR_ME | MSR_EE | MSR_IR | MSR_DR));
+ dummy = ((cpm2_map_t *) cpm2_immr)->im_clkrst.res[0];
+ printk("Restart failed\n");
+ while (1) ;
}
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