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m68k: early parameter support

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Add early parameter support and convert current users to it.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Roman Zippel
2007-05-01 22:32:45 +02:00
committed by Linus Torvalds
parent f8744bc95d
commit d6713b4091
8 changed files with 81 additions and 110 deletions
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41
arch/m68k/amiga/config.c
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@@ -79,8 +79,6 @@ static char *amiga_models[] __initdata = {
static char amiga_model_name[13] = "Amiga ";
extern char m68k_debug_device[];
static void amiga_sched_init(irq_handler_t handler);
/* amiga specific irq functions */
extern void amiga_init_IRQ(void);
@@ -95,12 +93,10 @@ static unsigned int amiga_get_ss(void);
extern void amiga_mksound(unsigned int count, unsigned int ticks);
static void amiga_reset(void);
extern void amiga_init_sound(void);
static void amiga_savekmsg_init(void);
static void amiga_mem_console_write(struct console *co, const char *b,
unsigned int count);
void amiga_serial_console_write(struct console *co, const char *s,
unsigned int count);
static void amiga_debug_init(void);
#ifdef CONFIG_HEARTBEAT
static void amiga_heartbeat(int on);
#endif
@@ -370,7 +366,6 @@ void __init config_amiga(void)
{
int i;
amiga_debug_init();
amiga_identify();
/* Yuk, we don't have PCI memory */
@@ -458,17 +453,6 @@ void __init config_amiga(void)
/* initialize chipram allocator */
amiga_chip_init();
/* debugging using chipram */
if (!strcmp(m68k_debug_device, "mem")) {
if (!AMIGAHW_PRESENT(CHIP_RAM))
printk("Warning: no chipram present for debugging\n");
else {
amiga_savekmsg_init();
amiga_console_driver.write = amiga_mem_console_write;
register_console(&amiga_console_driver);
}
}
/* our beloved beeper */
if (AMIGAHW_PRESENT(AMI_AUDIO))
amiga_init_sound();
@@ -787,17 +771,33 @@ static void amiga_mem_console_write(struct console *co, const char *s,
}
}
static void amiga_savekmsg_init(void)
static int __init amiga_savekmsg_setup(char *arg)
{
static struct resource debug_res = { .name = "Debug" };
if (!MACH_IS_AMIGA || strcmp(arg, "mem"))
goto done;
if (!AMIGAHW_PRESENT(CHIP_RAM)) {
printk("Warning: no chipram present for debugging\n");
goto done;
}
savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res);
savekmsg->magic1 = SAVEKMSG_MAGIC1;
savekmsg->magic2 = SAVEKMSG_MAGIC2;
savekmsg->magicptr = ZTWO_PADDR(savekmsg);
savekmsg->size = 0;
amiga_console_driver.write = amiga_mem_console_write;
register_console(&amiga_console_driver);
done:
return 0;
}
early_param("debug", amiga_savekmsg_setup);
static void amiga_serial_putc(char c)
{
amiga_custom.serdat = (unsigned char)c | 0x100;
@@ -872,15 +872,18 @@ void amiga_serial_gets(struct console *co, char *s, int len)
}
#endif
static void __init amiga_debug_init(void)
static int __init amiga_debug_setup(char *arg)
{
if (!strcmp(m68k_debug_device, "ser" )) {
if (MACH_IS_AMIGA && !strcmp(arg, "ser")) {
/* no initialization required (?) */
amiga_console_driver.write = amiga_serial_console_write;
register_console(&amiga_console_driver);
}
return 0;
}
early_param("debug", amiga_debug_setup);
#ifdef CONFIG_HEARTBEAT
static void amiga_heartbeat(int on)
{