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https://github.com/edk2-porting/linux-next.git
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f4815ac6c9
Replace __s390x__ with CONFIG_64BIT in all places that are not exported to userspace or guarded with #ifdef __KERNEL__. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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* Copyright IBM Corp. 1999, 2009
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*
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* Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
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*/
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#ifndef __ASM_CTL_REG_H
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#define __ASM_CTL_REG_H
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#ifdef CONFIG_64BIT
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#define __ctl_load(array, low, high) ({ \
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typedef struct { char _[sizeof(array)]; } addrtype; \
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asm volatile( \
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" lctlg %1,%2,%0\n" \
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: : "Q" (*(addrtype *)(&array)), \
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"i" (low), "i" (high)); \
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})
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#define __ctl_store(array, low, high) ({ \
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typedef struct { char _[sizeof(array)]; } addrtype; \
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asm volatile( \
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" stctg %1,%2,%0\n" \
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: "=Q" (*(addrtype *)(&array)) \
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: "i" (low), "i" (high)); \
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})
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#else /* CONFIG_64BIT */
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#define __ctl_load(array, low, high) ({ \
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typedef struct { char _[sizeof(array)]; } addrtype; \
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asm volatile( \
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" lctl %1,%2,%0\n" \
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: : "Q" (*(addrtype *)(&array)), \
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"i" (low), "i" (high)); \
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})
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#define __ctl_store(array, low, high) ({ \
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typedef struct { char _[sizeof(array)]; } addrtype; \
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asm volatile( \
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" stctl %1,%2,%0\n" \
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: "=Q" (*(addrtype *)(&array)) \
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: "i" (low), "i" (high)); \
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})
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#endif /* CONFIG_64BIT */
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#define __ctl_set_bit(cr, bit) ({ \
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unsigned long __dummy; \
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__ctl_store(__dummy, cr, cr); \
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__dummy |= 1UL << (bit); \
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__ctl_load(__dummy, cr, cr); \
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})
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#define __ctl_clear_bit(cr, bit) ({ \
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unsigned long __dummy; \
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__ctl_store(__dummy, cr, cr); \
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__dummy &= ~(1UL << (bit)); \
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__ctl_load(__dummy, cr, cr); \
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})
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#ifdef CONFIG_SMP
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extern void smp_ctl_set_bit(int cr, int bit);
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extern void smp_ctl_clear_bit(int cr, int bit);
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#define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit)
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#define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit)
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#else
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#define ctl_set_bit(cr, bit) __ctl_set_bit(cr, bit)
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#define ctl_clear_bit(cr, bit) __ctl_clear_bit(cr, bit)
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#endif /* CONFIG_SMP */
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#endif /* __ASM_CTL_REG_H */
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