mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-22 20:23:57 +08:00
d0160bf0b3
We need to export ppc64_firmware_features for modules. Before we do that I think we should probably rename it to powerpc_firmware_features. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
/*
|
|
* Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
|
|
*
|
|
* Modifications for ppc64:
|
|
* Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
#ifndef __ASM_POWERPC_FIRMWARE_H
|
|
#define __ASM_POWERPC_FIRMWARE_H
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/* firmware feature bitmask values */
|
|
#define FIRMWARE_MAX_FEATURES 63
|
|
|
|
#define FW_FEATURE_PFT (1UL<<0)
|
|
#define FW_FEATURE_TCE (1UL<<1)
|
|
#define FW_FEATURE_SPRG0 (1UL<<2)
|
|
#define FW_FEATURE_DABR (1UL<<3)
|
|
#define FW_FEATURE_COPY (1UL<<4)
|
|
#define FW_FEATURE_ASR (1UL<<5)
|
|
#define FW_FEATURE_DEBUG (1UL<<6)
|
|
#define FW_FEATURE_TERM (1UL<<7)
|
|
#define FW_FEATURE_PERF (1UL<<8)
|
|
#define FW_FEATURE_DUMP (1UL<<9)
|
|
#define FW_FEATURE_INTERRUPT (1UL<<10)
|
|
#define FW_FEATURE_MIGRATE (1UL<<11)
|
|
#define FW_FEATURE_PERFMON (1UL<<12)
|
|
#define FW_FEATURE_CRQ (1UL<<13)
|
|
#define FW_FEATURE_VIO (1UL<<14)
|
|
#define FW_FEATURE_RDMA (1UL<<15)
|
|
#define FW_FEATURE_LLAN (1UL<<16)
|
|
#define FW_FEATURE_BULK (1UL<<17)
|
|
#define FW_FEATURE_XDABR (1UL<<18)
|
|
#define FW_FEATURE_MULTITCE (1UL<<19)
|
|
#define FW_FEATURE_SPLPAR (1UL<<20)
|
|
#define FW_FEATURE_ISERIES (1UL<<21)
|
|
#define FW_FEATURE_LPAR (1UL<<22)
|
|
|
|
enum {
|
|
#ifdef CONFIG_PPC64
|
|
FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE |
|
|
FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY |
|
|
FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM |
|
|
FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
|
|
FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
|
|
FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
|
|
FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
|
|
FW_FEATURE_SPLPAR | FW_FEATURE_LPAR,
|
|
FW_FEATURE_PSERIES_ALWAYS = 0,
|
|
FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
|
|
FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
|
|
FW_FEATURE_POSSIBLE =
|
|
#ifdef CONFIG_PPC_PSERIES
|
|
FW_FEATURE_PSERIES_POSSIBLE |
|
|
#endif
|
|
#ifdef CONFIG_PPC_ISERIES
|
|
FW_FEATURE_ISERIES_POSSIBLE |
|
|
#endif
|
|
0,
|
|
FW_FEATURE_ALWAYS =
|
|
#ifdef CONFIG_PPC_PSERIES
|
|
FW_FEATURE_PSERIES_ALWAYS &
|
|
#endif
|
|
#ifdef CONFIG_PPC_ISERIES
|
|
FW_FEATURE_ISERIES_ALWAYS &
|
|
#endif
|
|
FW_FEATURE_POSSIBLE,
|
|
|
|
#else /* CONFIG_PPC64 */
|
|
FW_FEATURE_POSSIBLE = 0,
|
|
FW_FEATURE_ALWAYS = 0,
|
|
#endif
|
|
};
|
|
|
|
/* This is used to identify firmware features which are available
|
|
* to the kernel.
|
|
*/
|
|
extern unsigned long powerpc_firmware_features;
|
|
|
|
#define firmware_has_feature(feature) \
|
|
((FW_FEATURE_ALWAYS & (feature)) || \
|
|
(FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature)))
|
|
|
|
extern void system_reset_fwnmi(void);
|
|
extern void machine_check_fwnmi(void);
|
|
|
|
/* This is true if we are using the firmware NMI handler (typically LPAR) */
|
|
extern int fwnmi_active;
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __KERNEL__ */
|
|
#endif /* __ASM_POWERPC_FIRMWARE_H */
|