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| author | Roman Zippel <zippel@linux-m68k.org> | 2007-05-01 22:32:45 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-04 17:59:06 -0700 |
| commit | d6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e (patch) | |
| tree | 7cabd0ff35f9ec4413ba936ddb203d13dffb1550 /arch/m68k/amiga/config.c | |
| parent | f8744bc95dac461cef40df7143756d1bfa393991 (diff) | |
| download | linux-d6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e.tar.gz linux-d6713b4091a99fa2af2fabdcd2f3fb97f32ecf2e.tar.xz | |
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/config.c')
| -rw-r--r-- | arch/m68k/amiga/config.c | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c index c3b69b1b0cef..35748531327d 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) { |