static int __init sh_mv_setup(char **cmdline_p)
{
#if defined(CONFIG_SH_UNKNOWN)
extern struct sh_machine_vector mv_unknown;
#endif
struct sh_machine_vector *mv = NULL;
char mv_name[MV_NAME_SIZE] = "";
unsigned long mv_io_base = 0;
int mv_mmio_enable = 0;
parse_cmdline(cmdline_p, mv_name, &mv, &mv_io_base, &mv_mmio_enable);
#ifdef CONFIG_SH_GENERIC
if (mv == NULL) {
mv = &mv_unknown;
if (*mv_name != '\0') {
printk("Warning: Unsupported machine %s, using unknown\n",
mv_name);
}
}
sh_mv = *mv;
#endif
#ifdef CONFIG_SH_UNKNOWN
sh_mv = mv_unknown;
#endif
/*
* Manually walk the vec, fill in anything that the board hasn't yet
* by hand, wrapping to the generic implementation.
*/
#define mv_set(elem) do { \
if (!sh_mv.mv_##elem) \
sh_mv.mv_##elem = generic_##elem; \
} while (0)
mv_set(inb); mv_set(inw); mv_set(inl);
mv_set(outb); mv_set(outw); mv_set(outl);
mv_set(inb_p); mv_set(inw_p); mv_set(inl_p);
mv_set(outb_p); mv_set(outw_p); mv_set(outl_p);
mv_set(insb); mv_set(insw); mv_set(insl);
mv_set(outsb); mv_set(outsw); mv_set(outsl);
mv_set(readb); mv_set(readw); mv_set(readl);
mv_set(writeb); mv_set(writew); mv_set(writel);
mv_set(ioremap);
mv_set(iounmap);
mv_set(isa_port2addr);
mv_set(irq_demux);
#ifdef CONFIG_SH_UNKNOWN
__set_io_port_base(mv_io_base);
#endif
return 0;
}
void __init sh_mv_setup(void)
{
/*
* Only overload the machvec if one hasn't been selected on
* the command line with sh_mv=
*/
if (!machvec_selected) {
unsigned long machvec_size;
machvec_size = ((unsigned long)&__machvec_end -
(unsigned long)&__machvec_start);
/*
* Sanity check for machvec section alignment. Ensure
* __initmv hasn't been misused.
*/
if (machvec_size % sizeof(struct sh_machine_vector))
panic("machvec misaligned, invalid __initmv use?");
/*
* If the machvec hasn't been preselected, use the first
* vector (usually the only one) from .machvec.init.
*/
if (machvec_size >= sizeof(struct sh_machine_vector))
sh_mv = *(struct sh_machine_vector *)&__machvec_start;
}
printk(KERN_NOTICE "Booting machvec: %s\n", get_system_type());
/*
* Manually walk the vec, fill in anything that the board hasn't yet
* by hand, wrapping to the generic implementation.
*/
#define mv_set(elem) do { \
if (!sh_mv.mv_##elem) \
sh_mv.mv_##elem = generic_##elem; \
} while (0)
mv_set(inb); mv_set(inw); mv_set(inl);
mv_set(outb); mv_set(outw); mv_set(outl);
mv_set(inb_p); mv_set(inw_p); mv_set(inl_p);
mv_set(outb_p); mv_set(outw_p); mv_set(outl_p);
mv_set(insb); mv_set(insw); mv_set(insl);
mv_set(outsb); mv_set(outsw); mv_set(outsl);
mv_set(ioport_map);
mv_set(ioport_unmap);
mv_set(irq_demux);
mv_set(mode_pins);
if (!sh_mv.mv_nr_irqs)
sh_mv.mv_nr_irqs = NR_IRQS;
__set_io_port_base(P2SEG);
}