diff options
Diffstat (limited to 'arch/x86/include/asm/prom.h')
| -rw-r--r-- | arch/x86/include/asm/prom.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/x86/include/asm/prom.h b/arch/x86/include/asm/prom.h new file mode 100644 index 0000000000..b716d291d0 --- /dev/null +++ b/arch/x86/include/asm/prom.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Definitions for Device tree / OpenFirmware handling on X86 + * + * based on arch/powerpc/include/asm/prom.h which is + * Copyright (C) 1996-2005 Paul Mackerras. + */ + +#ifndef _ASM_X86_PROM_H +#define _ASM_X86_PROM_H +#ifndef __ASSEMBLY__ + +#include <linux/of.h> +#include <linux/types.h> +#include <linux/pci.h> + +#include <asm/irq.h> +#include <linux/atomic.h> +#include <asm/setup.h> + +#ifdef CONFIG_OF +extern int of_ioapic; +extern u64 initial_dtb; +extern void add_dtb(u64 data); +void x86_of_pci_init(void); +void x86_dtb_init(void); +#else +static inline void add_dtb(u64 data) { } +static inline void x86_of_pci_init(void) { } +static inline void x86_dtb_init(void) { } +#define of_ioapic 0 +#endif + +extern char cmd_line[COMMAND_LINE_SIZE]; + +#endif /* __ASSEMBLY__ */ +#endif |