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authorRoman Zippel <zippel@linux-m68k.org>2007-05-01 22:32:45 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-04 17:59:06 -0700
commitd6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e (patch)
tree7cabd0ff35f9ec4413ba936ddb203d13dffb1550 /arch/m68k/amiga
parentf8744bc95dac461cef40df7143756d1bfa393991 (diff)
downloadop-kernel-dev-d6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e.zip
op-kernel-dev-d6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e.tar.gz
m68k: early parameter support
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>
Diffstat (limited to 'arch/m68k/amiga')
-rw-r--r--arch/m68k/amiga/config.c41
1 files changed, 22 insertions, 19 deletions
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index c3b69b1..3574853 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -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)
{
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