diff options
Diffstat (limited to 'arch/ia64/include/asm/xtp.h')
| -rw-r--r-- | arch/ia64/include/asm/xtp.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/ia64/include/asm/xtp.h b/arch/ia64/include/asm/xtp.h deleted file mode 100644 index 5bf1d70ad8..0000000000 --- a/arch/ia64/include/asm/xtp.h +++ /dev/null @@ -1,46 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_XTP_H -#define _ASM_IA64_XTP_H - -#include <asm/io.h> - -#ifdef CONFIG_SMP - -#define XTP_OFFSET 0x1e0008 - -#define SMP_IRQ_REDIRECTION (1 << 0) -#define SMP_IPI_REDIRECTION (1 << 1) - -extern unsigned char smp_int_redirect; - -/* - * XTP control functions: - * min_xtp : route all interrupts to this CPU - * normal_xtp: nominal XTP value - * max_xtp : never deliver interrupts to this CPU. - */ - -static inline void -min_xtp (void) -{ - if (smp_int_redirect & SMP_IRQ_REDIRECTION) - writeb(0x00, ipi_base_addr + XTP_OFFSET); /* XTP to min */ -} - -static inline void -normal_xtp (void) -{ - if (smp_int_redirect & SMP_IRQ_REDIRECTION) - writeb(0x08, ipi_base_addr + XTP_OFFSET); /* XTP normal */ -} - -static inline void -max_xtp (void) -{ - if (smp_int_redirect & SMP_IRQ_REDIRECTION) - writeb(0x0f, ipi_base_addr + XTP_OFFSET); /* Set XTP to max */ -} - -#endif /* CONFIG_SMP */ - -#endif /* _ASM_IA64_XTP_Hy */ |