David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | |
| 3 | #ifndef __ASM_CSKY_IRQFLAGS_H |
| 4 | #define __ASM_CSKY_IRQFLAGS_H |
| 5 | #include <abi/reg_ops.h> |
| 6 | |
| 7 | static inline unsigned long arch_local_irq_save(void) |
| 8 | { |
| 9 | unsigned long flags; |
| 10 | |
| 11 | flags = mfcr("psr"); |
| 12 | asm volatile("psrclr ie\n":::"memory"); |
| 13 | return flags; |
| 14 | } |
| 15 | #define arch_local_irq_save arch_local_irq_save |
| 16 | |
| 17 | static inline void arch_local_irq_enable(void) |
| 18 | { |
| 19 | asm volatile("psrset ee, ie\n":::"memory"); |
| 20 | } |
| 21 | #define arch_local_irq_enable arch_local_irq_enable |
| 22 | |
| 23 | static inline void arch_local_irq_disable(void) |
| 24 | { |
| 25 | asm volatile("psrclr ie\n":::"memory"); |
| 26 | } |
| 27 | #define arch_local_irq_disable arch_local_irq_disable |
| 28 | |
| 29 | static inline unsigned long arch_local_save_flags(void) |
| 30 | { |
| 31 | return mfcr("psr"); |
| 32 | } |
| 33 | #define arch_local_save_flags arch_local_save_flags |
| 34 | |
| 35 | static inline void arch_local_irq_restore(unsigned long flags) |
| 36 | { |
| 37 | mtcr("psr", flags); |
| 38 | } |
| 39 | #define arch_local_irq_restore arch_local_irq_restore |
| 40 | |
| 41 | static inline int arch_irqs_disabled_flags(unsigned long flags) |
| 42 | { |
| 43 | return !(flags & (1<<6)); |
| 44 | } |
| 45 | #define arch_irqs_disabled_flags arch_irqs_disabled_flags |
| 46 | |
| 47 | #include <asm-generic/irqflags.h> |
| 48 | |
| 49 | #endif /* __ASM_CSKY_IRQFLAGS_H */ |