diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 09:19:40 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 09:19:40 -0700 |
commit | 024b246ed24492d6c2ee14c34d742b137fce1b94 (patch) | |
tree | 428444950025503218c96b03c86f749403626dec /arch/alpha/include/asm/irq.h | |
parent | 9419fc1c957d600093baaea247fef23cca3b4e93 (diff) |
alpha: move include/asm-alpha to arch/alpha/include/asm
Sam Ravnborg did the build-test that the direct header file move works,
I'm just committing it.
This is a pure move:
mkdir arch/alpha/include
git mv include/asm-alpha arch/alpha/include/asm
with no other changes.
Requested-and-tested-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/alpha/include/asm/irq.h')
-rw-r--r-- | arch/alpha/include/asm/irq.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/irq.h b/arch/alpha/include/asm/irq.h new file mode 100644 index 00000000000..06377400dc0 --- /dev/null +++ b/arch/alpha/include/asm/irq.h @@ -0,0 +1,91 @@ +#ifndef _ALPHA_IRQ_H +#define _ALPHA_IRQ_H + +/* + * linux/include/alpha/irq.h + * + * (C) 1994 Linus Torvalds + */ + +#include <linux/linkage.h> + +#if defined(CONFIG_ALPHA_GENERIC) + +/* Here NR_IRQS is not exact, but rather an upper bound. This is used + many places throughout the kernel to size static arrays. That's ok, + we'll use alpha_mv.nr_irqs when we want the real thing. */ + +/* When LEGACY_START_ADDRESS is selected, we leave out: + TITAN + WILDFIRE + MARVEL + + This helps keep the kernel object size reasonable for the majority + of machines. +*/ + +# if defined(CONFIG_ALPHA_LEGACY_START_ADDRESS) +# define NR_IRQS (128) /* max is RAWHIDE/TAKARA */ +# else +# define NR_IRQS (32768 + 16) /* marvel - 32 pids */ +# endif + +#elif defined(CONFIG_ALPHA_CABRIOLET) || \ + defined(CONFIG_ALPHA_EB66P) || \ + defined(CONFIG_ALPHA_EB164) || \ + defined(CONFIG_ALPHA_PC164) || \ + defined(CONFIG_ALPHA_LX164) +# define NR_IRQS 35 + +#elif defined(CONFIG_ALPHA_EB66) || \ + defined(CONFIG_ALPHA_EB64P) || \ + defined(CONFIG_ALPHA_MIKASA) +# define NR_IRQS 32 + +#elif defined(CONFIG_ALPHA_ALCOR) || \ + defined(CONFIG_ALPHA_MIATA) || \ + defined(CONFIG_ALPHA_RUFFIAN) || \ + defined(CONFIG_ALPHA_RX164) || \ + defined(CONFIG_ALPHA_NORITAKE) +# define NR_IRQS 48 + +#elif defined(CONFIG_ALPHA_SABLE) || \ + defined(CONFIG_ALPHA_SX164) +# define NR_IRQS 40 + +#elif defined(CONFIG_ALPHA_DP264) || \ + defined(CONFIG_ALPHA_LYNX) || \ + defined(CONFIG_ALPHA_SHARK) || \ + defined(CONFIG_ALPHA_EIGER) +# define NR_IRQS 64 + +#elif defined(CONFIG_ALPHA_TITAN) +#define NR_IRQS 80 + +#elif defined(CONFIG_ALPHA_RAWHIDE) || \ + defined(CONFIG_ALPHA_TAKARA) +# define NR_IRQS 128 + +#elif defined(CONFIG_ALPHA_WILDFIRE) +# define NR_IRQS 2048 /* enuff for 8 QBBs */ + +#elif defined(CONFIG_ALPHA_MARVEL) +# define NR_IRQS (32768 + 16) /* marvel - 32 pids*/ + +#else /* everyone else */ +# define NR_IRQS 16 +#endif + +static __inline__ int irq_canonicalize(int irq) +{ + /* + * XXX is this true for all Alpha's? The old serial driver + * did it this way for years without any complaints, so.... + */ + return ((irq == 2) ? 9 : irq); +} + +struct pt_regs; +extern void (*perf_irq)(unsigned long, struct pt_regs *); + +#endif /* _ALPHA_IRQ_H */ |