 2904dc1c1e
			
		
	
	
		2904dc1c1e
		
	
	
	
	
		
			
			H-mode has been removed since priv spec 1.10. Drop it. Signed-off-by: Bin Meng <bmeng@tinylab.org> Reviewed-by: Wilfred Mallawa <wilfred.mallawa@wdc.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-Id: <20221211030829.802437-6-bmeng@tinylab.org> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
		
			
				
	
	
		
			88 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * SiFive PLIC (Platform Level Interrupt Controller) interface
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|  *
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|  * Copyright (c) 2017 SiFive, Inc.
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|  *
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|  * This provides a RISC-V PLIC device
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|  *
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|  * This program is free software; you can redistribute it and/or modify it
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|  * under the terms and conditions of the GNU General Public License,
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|  * version 2 or later, as published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope it will be useful, but WITHOUT
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|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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|  * more details.
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|  *
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|  * You should have received a copy of the GNU General Public License along with
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|  * this program.  If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #ifndef HW_SIFIVE_PLIC_H
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| #define HW_SIFIVE_PLIC_H
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| 
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| #include "hw/sysbus.h"
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| #include "qom/object.h"
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| 
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| #define TYPE_SIFIVE_PLIC "riscv.sifive.plic"
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| 
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| typedef struct SiFivePLICState SiFivePLICState;
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| DECLARE_INSTANCE_CHECKER(SiFivePLICState, SIFIVE_PLIC,
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|                          TYPE_SIFIVE_PLIC)
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| 
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| typedef enum PLICMode {
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|     PLICMode_U,
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|     PLICMode_S,
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|     PLICMode_M
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| } PLICMode;
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| 
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| typedef struct PLICAddr {
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|     uint32_t addrid;
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|     uint32_t hartid;
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|     PLICMode mode;
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| } PLICAddr;
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| 
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| struct SiFivePLICState {
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|     /*< private >*/
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|     SysBusDevice parent_obj;
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| 
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|     /*< public >*/
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|     MemoryRegion mmio;
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|     uint32_t num_addrs;
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|     uint32_t num_harts;
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|     uint32_t bitfield_words;
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|     uint32_t num_enables;
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|     PLICAddr *addr_config;
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|     uint32_t *source_priority;
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|     uint32_t *target_priority;
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|     uint32_t *pending;
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|     uint32_t *claimed;
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|     uint32_t *enable;
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| 
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|     /* config */
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|     char *hart_config;
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|     uint32_t hartid_base;
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|     uint32_t num_sources;
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|     uint32_t num_priorities;
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|     uint32_t priority_base;
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|     uint32_t pending_base;
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|     uint32_t enable_base;
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|     uint32_t enable_stride;
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|     uint32_t context_base;
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|     uint32_t context_stride;
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|     uint32_t aperture_size;
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| 
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|     qemu_irq *m_external_irqs;
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|     qemu_irq *s_external_irqs;
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| };
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| 
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| DeviceState *sifive_plic_create(hwaddr addr, char *hart_config,
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|     uint32_t num_harts,
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|     uint32_t hartid_base, uint32_t num_sources,
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|     uint32_t num_priorities, uint32_t priority_base,
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|     uint32_t pending_base, uint32_t enable_base,
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|     uint32_t enable_stride, uint32_t context_base,
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|     uint32_t context_stride, uint32_t aperture_size);
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| 
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| #endif
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