upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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127 lines
2.2 KiB
127 lines
2.2 KiB
18 years ago
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#ifndef __ASM_SH_IRQFLAGS_H
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#define __ASM_SH_IRQFLAGS_H
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static inline void raw_local_irq_enable(void)
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{
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unsigned long __dummy0, __dummy1;
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__asm__ __volatile__ (
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"stc sr, %0\n\t"
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"and %1, %0\n\t"
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#ifdef CONFIG_CPU_HAS_SR_RB
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"stc r6_bank, %1\n\t"
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"or %1, %0\n\t"
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#endif
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"ldc %0, sr\n\t"
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: "=&r" (__dummy0), "=r" (__dummy1)
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: "1" (~0x000000f0)
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: "memory"
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);
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}
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static inline void raw_local_irq_disable(void)
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{
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unsigned long flags;
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__asm__ __volatile__ (
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"stc sr, %0\n\t"
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"or #0xf0, %0\n\t"
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"ldc %0, sr\n\t"
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: "=&z" (flags)
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: /* no inputs */
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: "memory"
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);
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}
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static inline void set_bl_bit(void)
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{
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unsigned long __dummy0, __dummy1;
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__asm__ __volatile__ (
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"stc sr, %0\n\t"
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"or %2, %0\n\t"
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"and %3, %0\n\t"
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"ldc %0, sr\n\t"
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: "=&r" (__dummy0), "=r" (__dummy1)
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: "r" (0x10000000), "r" (0xffffff0f)
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: "memory"
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);
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}
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static inline void clear_bl_bit(void)
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{
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unsigned long __dummy0, __dummy1;
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__asm__ __volatile__ (
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"stc sr, %0\n\t"
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"and %2, %0\n\t"
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"ldc %0, sr\n\t"
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: "=&r" (__dummy0), "=r" (__dummy1)
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: "1" (~0x10000000)
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: "memory"
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);
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}
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static inline unsigned long __raw_local_save_flags(void)
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{
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unsigned long flags;
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__asm__ __volatile__ (
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"stc sr, %0\n\t"
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"and #0xf0, %0\n\t"
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: "=&z" (flags)
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: /* no inputs */
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: "memory"
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);
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return flags;
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}
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#define raw_local_save_flags(flags) \
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do { (flags) = __raw_local_save_flags(); } while (0)
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static inline int raw_irqs_disabled_flags(unsigned long flags)
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{
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return (flags != 0);
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}
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static inline int raw_irqs_disabled(void)
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{
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unsigned long flags = __raw_local_save_flags();
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return raw_irqs_disabled_flags(flags);
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}
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static inline unsigned long __raw_local_irq_save(void)
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{
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unsigned long flags, __dummy;
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__asm__ __volatile__ (
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"stc sr, %1\n\t"
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"mov %1, %0\n\t"
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"or #0xf0, %0\n\t"
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"ldc %0, sr\n\t"
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"mov %1, %0\n\t"
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"and #0xf0, %0\n\t"
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: "=&z" (flags), "=&r" (__dummy)
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: /* no inputs */
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: "memory"
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);
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return flags;
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}
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#define raw_local_irq_save(flags) \
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do { (flags) = __raw_local_irq_save(); } while (0)
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#define local_irq_save raw_local_irq_save
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static inline void raw_local_irq_restore(unsigned long flags)
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{
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if ((flags & 0xf0) != 0xf0)
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raw_local_irq_enable();
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}
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#define local_irq_restore raw_local_irq_restore
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#endif /* __ASM_SH_IRQFLAGS_H */
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