linux/include/asm-x86/dmi.h
Yinghai Lu 1c6e55032e x86: use acpi_numa_init to parse on 32-bit numa
seperate SRAT finding and parsing from get_memcfg_from_srat,
and let getmemcfg_from_srat only handle array from previous step.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-08 10:38:47 +02:00

27 lines
612 B
C

#ifndef _ASM_X86_DMI_H
#define _ASM_X86_DMI_H
#include <asm/io.h>
#define DMI_MAX_DATA 2048
extern int dmi_alloc_index;
extern char dmi_alloc_data[DMI_MAX_DATA];
/* This is so early that there is no good way to allocate dynamic memory.
Allocate data in an BSS array. */
static inline void *dmi_alloc(unsigned len)
{
int idx = dmi_alloc_index;
if ((dmi_alloc_index + len) > DMI_MAX_DATA)
return NULL;
dmi_alloc_index += len;
return dmi_alloc_data + idx;
}
/* Use early IO mappings for DMI because it's initialized early */
#define dmi_ioremap early_ioremap
#define dmi_iounmap early_iounmap
#endif