summaryrefslogtreecommitdiffstats
path: root/tinyusb/hw/bsp/fomu/include/irq.h
diff options
context:
space:
mode:
Diffstat (limited to 'tinyusb/hw/bsp/fomu/include/irq.h')
-rwxr-xr-xtinyusb/hw/bsp/fomu/include/irq.h71
1 files changed, 0 insertions, 71 deletions
diff --git a/tinyusb/hw/bsp/fomu/include/irq.h b/tinyusb/hw/bsp/fomu/include/irq.h
deleted file mode 100755
index a8221890..00000000
--- a/tinyusb/hw/bsp/fomu/include/irq.h
+++ /dev/null
@@ -1,71 +0,0 @@
-#ifndef __IRQ_H
-#define __IRQ_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
-#define CSR_MSTATUS_MIE 0x8
-
-#define CSR_IRQ_MASK 0xBC0
-#define CSR_IRQ_PENDING 0xFC0
-
-#define CSR_DCACHE_INFO 0xCC0
-
-#define csrr(reg) ({ unsigned long __tmp; \
- asm volatile ("csrr %0, " #reg : "=r"(__tmp)); \
- __tmp; })
-
-#define csrw(reg, val) ({ \
- if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \
- asm volatile ("csrw " #reg ", %0" :: "i"(val)); \
- else \
- asm volatile ("csrw " #reg ", %0" :: "r"(val)); })
-
-#define csrs(reg, bit) ({ \
- if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \
- asm volatile ("csrrs x0, " #reg ", %0" :: "i"(bit)); \
- else \
- asm volatile ("csrrs x0, " #reg ", %0" :: "r"(bit)); })
-
-#define csrc(reg, bit) ({ \
- if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \
- asm volatile ("csrrc x0, " #reg ", %0" :: "i"(bit)); \
- else \
- asm volatile ("csrrc x0, " #reg ", %0" :: "r"(bit)); })
-
-static inline unsigned int irq_getie(void)
-{
- return (csrr(mstatus) & CSR_MSTATUS_MIE) != 0;
-}
-
-static inline void irq_setie(unsigned int ie)
-{
- if(ie) csrs(mstatus,CSR_MSTATUS_MIE); else csrc(mstatus,CSR_MSTATUS_MIE);
-}
-
-static inline unsigned int irq_getmask(void)
-{
- unsigned int mask;
- asm volatile ("csrr %0, %1" : "=r"(mask) : "i"(CSR_IRQ_MASK));
- return mask;
-}
-
-static inline void irq_setmask(unsigned int mask)
-{
- asm volatile ("csrw %0, %1" :: "i"(CSR_IRQ_MASK), "r"(mask));
-}
-
-static inline unsigned int irq_pending(void)
-{
- unsigned int pending;
- asm volatile ("csrr %0, %1" : "=r"(pending) : "i"(CSR_IRQ_PENDING));
- return pending;
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __IRQ_H */ \ No newline at end of file