void __init plat_mem_setup(void)
{
if (fw_arg0 != -2)
panic("device tree not present");
if (fw_arg1 >= CKSEG0)
__dt_setup_arch((void *)fw_arg1);
else
__dt_setup_arch(phys_to_virt(fw_arg1));
strlcpy(arcs_cmdline, boot_command_line, COMMAND_LINE_SIZE);
plat_setup_iocoherency();
}
void __init rt2880_setup(void)
{
#ifdef CONFIG_KGDB
int rs_putDebugChar(char);
char rs_getDebugChar(void);
int saa9730_putDebugChar(char);
char saa9730_getDebugChar(void);
extern int (*generic_putDebugChar)(char);
extern char (*generic_getDebugChar)(void);
#endif
char *argptr;
iomem_resource.start = 0;
iomem_resource.end= ~0;
ioport_resource.start= 0;
ioport_resource.end = ~0;
#ifdef CONFIG_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS")) == NULL) {
int i = 0;
char *s = prom_getenv("modetty0");
while(s[i] >= '0' && s[i] <= '9')
i++;
strcpy(serial_console, "ttyS0,");
strncpy(serial_console + 6, s, i);
prom_printf("Config serial console: %s\n", serial_console);
console_setup(serial_console, NULL);
}
#endif
#ifdef CONFIG_KGDB
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
int line;
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Uknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n",
line ? 1 : 0);
if(line == 0) {
rs_kgdb_hook(line);
generic_putDebugChar = rs_putDebugChar;
generic_getDebugChar = rs_getDebugChar;
} else {
saa9730_kgdb_hook();
generic_putDebugChar = saa9730_putDebugChar;
generic_getDebugChar = saa9730_getDebugChar;
}
prom_printf("KGDB: Using serial line /dev/ttyS%d for session, "
"please connect your debugger\n", line ? 1 : 0);
remote_debug = 1;
/* Breakpoints and stuff are in surfboard_irq_setup() */
}
#endif
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "nofpu")) != NULL)
cpu_data[0].options &= ~MIPS_CPU_FPU;
//rtc_ops = &no_rtc_ops;
//board_time_init = mips_time_init;
//board_timer_setup = mips_timer_setup;
plat_setup_iocoherency();
mips_reboot_setup();
set_reset_flag();
}