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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
commit | 7996a3d79d55b7f879dfd62e202bbfe2963718d3 (patch) | |
tree | 8d9f6759fec4099b9be503c11c7ed174f7204980 /libdde-linux26/contrib/arch/x86/include/asm/dmi.h | |
parent | 4fbe7358c7747a9165f776eb19addbb9baf7def2 (diff) |
really properly move files
Diffstat (limited to 'libdde-linux26/contrib/arch/x86/include/asm/dmi.h')
-rw-r--r-- | libdde-linux26/contrib/arch/x86/include/asm/dmi.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/libdde-linux26/contrib/arch/x86/include/asm/dmi.h b/libdde-linux26/contrib/arch/x86/include/asm/dmi.h new file mode 100644 index 00000000..bc68212c --- /dev/null +++ b/libdde-linux26/contrib/arch/x86/include/asm/dmi.h @@ -0,0 +1,26 @@ +#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 /* _ASM_X86_DMI_H */ |