blob: 58a86571fe0f8451df8800bd87b218e2be028886 [file] [log] [blame]
#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