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| author | Daniel Hellstrom <daniel@gaisler.com> | 2010-01-22 11:57:49 +0100 |
|---|---|---|
| committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-12-03 13:15:48 +0200 |
| commit | f33f888d0e6c5c3f8eb880219bbc87b938832607 (patch) | |
| tree | 0bff8d2daee15a5d1219d0269d3570c379500af4 | |
| parent | be7357a6cc16dec39be2043911ced4ac19d36044 (diff) | |
| download | u-boot-imx-f33f888d0e6c5c3f8eb880219bbc87b938832607.zip u-boot-imx-f33f888d0e6c5c3f8eb880219bbc87b938832607.tar.gz u-boot-imx-f33f888d0e6c5c3f8eb880219bbc87b938832607.tar.bz2 | |
sparc: Added function that checks if IRQ is on or off
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
| -rw-r--r-- | arch/sparc/include/asm/irq.h | 3 | ||||
| -rw-r--r-- | arch/sparc/lib/interrupts.c | 7 |
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/irq.h b/arch/sparc/include/asm/irq.h index 2faf7a0..5d0f756 100644 --- a/arch/sparc/include/asm/irq.h +++ b/arch/sparc/include/asm/irq.h @@ -32,4 +32,7 @@ extern int intLock(void); /* Sets the PIL to oldLevel */ extern void intUnlock(int oldLevel); +/* Return non-zero if interrupts are currently enabled */ +extern int interrupt_is_enabled(void); + #endif diff --git a/arch/sparc/lib/interrupts.c b/arch/sparc/lib/interrupts.c index b7c3993..b8f2efb 100644 --- a/arch/sparc/lib/interrupts.c +++ b/arch/sparc/lib/interrupts.c @@ -47,6 +47,13 @@ int disable_interrupts(void) return intLock(); } +int interrupt_is_enabled(void) +{ + if (get_pil() == 15) + return 0; + return 1; +} + int interrupt_init(void) { int ret; |