8 /* Use early IO mappings for DMI because it's initialized early */
9 #define dmi_ioremap bt_ioremap
10 #define dmi_iounmap bt_iounmap
11 #define dmi_alloc alloc_bootmem
13 #else /* CONFIG_X86_32 */
15 #define DMI_MAX_DATA 2048
17 extern int dmi_alloc_index;
18 extern char dmi_alloc_data[DMI_MAX_DATA];
20 /* This is so early that there is no good way to allocate dynamic memory.
21 Allocate data in an BSS array. */
22 static inline void *dmi_alloc(unsigned len)
24 int idx = dmi_alloc_index;
25 if ((dmi_alloc_index += len) > DMI_MAX_DATA)
27 return dmi_alloc_data + idx;
30 #define dmi_ioremap early_ioremap
31 #define dmi_iounmap early_iounmap