75 lines
3.4 KiB
C
75 lines
3.4 KiB
C
#ifndef _E2K_PERCPU_H_
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#define _E2K_PERCPU_H_
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#ifndef CONFIG_SMP
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# define set_my_cpu_offset(off)
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#else
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# include <asm/glob_regs.h>
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# include <asm/e2k_api.h>
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# define __my_cpu_offset __my_cpu_offset
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register unsigned long __my_cpu_offset DO_ASM_GET_GREG_MEMONIC(
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MY_CPU_OFFSET_GREG);
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# define set_my_cpu_offset(off) do {__my_cpu_offset = (off); } while (0)
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# define this_cpu_read_1(pcp) __arch_this_cpu_read((pcp), "b")
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# define this_cpu_read_2(pcp) __arch_this_cpu_read((pcp), "h")
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# define this_cpu_read_4(pcp) __arch_this_cpu_read((pcp), "w")
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# define this_cpu_read_8(pcp) __arch_this_cpu_read((pcp), "d")
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# define this_cpu_write_1(pcp, val) __arch_this_cpu_write((pcp), (val), "b")
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# define this_cpu_write_2(pcp, val) __arch_this_cpu_write((pcp), (val), "h")
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# define this_cpu_write_4(pcp, val) __arch_this_cpu_write((pcp), (val), "w")
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# define this_cpu_write_8(pcp, val) __arch_this_cpu_write((pcp), (val), "d")
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/* Use relaxed atomics if they are available */
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# if CONFIG_CPU_ISET >= 5
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# define this_cpu_xchg_1(pcp, nval) __arch_pcpu_atomic_xchg((nval), (pcp), "b")
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# define this_cpu_xchg_2(pcp, nval) __arch_pcpu_atomic_xchg((nval), (pcp), "h")
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# define this_cpu_xchg_4(pcp, nval) __arch_pcpu_atomic_xchg((nval), (pcp), "w")
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# define this_cpu_xchg_8(pcp, nval) __arch_pcpu_atomic_xchg((nval), (pcp), "d")
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# define this_cpu_cmpxchg_1(pcp, oval, nval) \
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__arch_pcpu_atomic_cmpxchg((oval), (nval), (pcp), "b", 0x4)
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# define this_cpu_cmpxchg_2(pcp, oval, nval) \
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__arch_pcpu_atomic_cmpxchg((oval), (nval), (pcp), "h", 0x5)
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# define this_cpu_cmpxchg_4(pcp, oval, nval) \
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__arch_pcpu_atomic_cmpxchg_word((oval), (nval), (pcp))
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# define this_cpu_cmpxchg_8(pcp, oval, nval) \
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__arch_pcpu_atomic_cmpxchg_dword((oval), (nval), (pcp))
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# define this_cpu_and_1(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "b", "ands"))
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# define this_cpu_and_2(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "h", "ands"))
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# define this_cpu_and_4(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "w", "ands"))
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# define this_cpu_and_8(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "d", "andd"))
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# define this_cpu_or_1(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "b", "ors"))
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# define this_cpu_or_2(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "h", "ors"))
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# define this_cpu_or_4(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "w", "ors"))
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# define this_cpu_or_8(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "d", "ord"))
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# define this_cpu_add_1(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "b", "adds"))
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# define this_cpu_add_2(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "h", "adds"))
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# define this_cpu_add_4(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "w", "adds"))
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# define this_cpu_add_8(pcp, val) ((void) __arch_pcpu_atomic_op((val), (pcp), "d", "addd"))
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# define this_cpu_add_return_1(pcp, val) __arch_pcpu_atomic_op((val), (pcp), "b", "adds")
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# define this_cpu_add_return_2(pcp, val) __arch_pcpu_atomic_op((val), (pcp), "h", "adds")
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# define this_cpu_add_return_4(pcp, val) __arch_pcpu_atomic_op((val), (pcp), "w", "adds")
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# define this_cpu_add_return_8(pcp, val) __arch_pcpu_atomic_op((val), (pcp), "d", "addd")
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# endif
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#endif
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#include <asm-generic/percpu.h>
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/* For EARLY_PER_CPU_* definitions */
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#include <asm-l/percpu.h>
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DECLARE_PER_CPU(unsigned long, cpu_loops_per_jiffy);
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#endif /* _E2K_PERCPU_H_ */
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