From abbf5a2ef4b46218a1b24ef6afd6cf7b35a87e55 Mon Sep 17 00:00:00 2001 From: Drew Barbier Date: Mon, 2 Jul 2018 00:40:06 -0500 Subject: e2 and clic start --- bsp/drivers/clic/clic_driver.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 bsp/drivers/clic/clic_driver.h (limited to 'bsp/drivers/clic/clic_driver.h') diff --git a/bsp/drivers/clic/clic_driver.h b/bsp/drivers/clic/clic_driver.h new file mode 100644 index 0000000..6e8cf0b --- /dev/null +++ b/bsp/drivers/clic/clic_driver.h @@ -0,0 +1,36 @@ +// 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_level (clic_instance_t * this_clic, uint32_t source, uint32_t priority); +void clic_get_level (clic_instance_t * this_clic, uint32_t source, uint32_t priority); +void clic_set_priority (clic_instance_t * this_clic, uint32_t source, uint32_t priority); +void clic_get_priority (clic_instance_t * this_clic, uint32_t source, uint32_t priority); + +__END_DECLS + +#endif -- cgit v1.2.1-18-gbd029