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Diffstat (limited to 'bsp/drivers/clic/clic_driver.h')
-rw-r--r--bsp/drivers/clic/clic_driver.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/bsp/drivers/clic/clic_driver.h b/bsp/drivers/clic/clic_driver.h
new file mode 100644
index 0000000..27c34c2
--- /dev/null
+++ b/bsp/drivers/clic/clic_driver.h
@@ -0,0 +1,44 @@
+// See LICENSE file for licence details
+
+#ifndef PLIC_DRIVER_H
+#define PLIC_DRIVER_H
+
+
+__BEGIN_DECLS
+
+#include "platform.h"
+
+typedef void (*interrupt_function_ptr_t) (void);
+
+typedef struct __clic_instance_t
+{
+ uintptr_t hart_addr;
+ interrupt_function_ptr_t* vect_table;
+ uint32_t num_config_bits;
+ uint32_t num_sources;
+} clic_instance_t;
+
+// Note that there are no assertions or bounds checking on these
+// parameter values.
+void clic_init (clic_instance_t * this_clic, uintptr_t hart_addr, interrupt_function_ptr_t* vect_table, interrupt_function_ptr_t default_handler, uint32_t num_irq,uint32_t num_config_bits);
+void clic_install_handler (clic_instance_t * this_clic, uint32_t source, interrupt_function_ptr_t handler);
+void clic_enable_interrupt (clic_instance_t * this_clic, uint32_t source);
+void clic_disable_interrupt (clic_instance_t * this_clic, uint32_t source);
+void clic_set_pending(clic_instance_t * this_clic, uint32_t source);
+void clic_clear_pending(clic_instance_t * this_clic, uint32_t source);
+void clic_set_intcfg (clic_instance_t * this_clic, uint32_t source, uint32_t intcfg);
+uint8_t clic_get_intcfg (clic_instance_t * this_clic, uint32_t source);
+void clic_set_cliccfg (clic_instance_t * this_clic, uint32_t cfg);
+uint8_t clic_get_cliccfg (clic_instance_t * this_clic);
+//sets an interrupt level based encoding of nmbits, nlbits
+uint8_t clic_set_int_level( clic_instance_t * this_clic, uint32_t source, uint8_t level);
+//get an interrupt level based encoding of nmbits, nlbits
+uint8_t clic_get_int_level( clic_instance_t * this_clic, uint32_t source);
+//sets an interrupt priority based encoding of nmbits, nlbits
+uint8_t clic_set_int_priority( clic_instance_t * this_clic, uint32_t source, uint8_t priority);
+//sets an interrupt priority based encoding of nmbits, nlbits
+uint8_t clic_get_int_priority( clic_instance_t * this_clic, uint32_t source);
+
+__END_DECLS
+
+#endif