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	Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
		
			
				
	
	
		
			124 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			124 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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 * Copyright (c) 2015, NVIDIA Corporation.
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 */
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#ifndef _FALCON_H_
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#define _FALCON_H_
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#include <linux/types.h>
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#define FALCON_UCLASS_METHOD_OFFSET		0x00000040
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#define FALCON_UCLASS_METHOD_DATA		0x00000044
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#define FALCON_IRQMSET				0x00001010
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#define FALCON_IRQMSET_WDTMR			(1 << 1)
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#define FALCON_IRQMSET_HALT			(1 << 4)
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#define FALCON_IRQMSET_EXTERR			(1 << 5)
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#define FALCON_IRQMSET_SWGEN0			(1 << 6)
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#define FALCON_IRQMSET_SWGEN1			(1 << 7)
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#define FALCON_IRQMSET_EXT(v)			(((v) & 0xff) << 8)
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#define FALCON_IRQDEST				0x0000101c
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#define FALCON_IRQDEST_HALT			(1 << 4)
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#define FALCON_IRQDEST_EXTERR			(1 << 5)
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#define FALCON_IRQDEST_SWGEN0			(1 << 6)
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#define FALCON_IRQDEST_SWGEN1			(1 << 7)
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#define FALCON_IRQDEST_EXT(v)			(((v) & 0xff) << 8)
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#define FALCON_ITFEN				0x00001048
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#define FALCON_ITFEN_CTXEN			(1 << 0)
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#define FALCON_ITFEN_MTHDEN			(1 << 1)
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#define FALCON_IDLESTATE			0x0000104c
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#define FALCON_CPUCTL				0x00001100
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#define FALCON_CPUCTL_STARTCPU			(1 << 1)
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#define FALCON_BOOTVEC				0x00001104
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#define FALCON_DMACTL				0x0000110c
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#define FALCON_DMACTL_DMEM_SCRUBBING		(1 << 1)
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#define FALCON_DMACTL_IMEM_SCRUBBING		(1 << 2)
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#define FALCON_DMATRFBASE			0x00001110
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#define FALCON_DMATRFMOFFS			0x00001114
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#define FALCON_DMATRFCMD			0x00001118
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#define FALCON_DMATRFCMD_IDLE			(1 << 1)
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#define FALCON_DMATRFCMD_IMEM			(1 << 4)
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#define FALCON_DMATRFCMD_SIZE_256B		(6 << 8)
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#define FALCON_DMATRFFBOFFS			0x0000111c
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struct falcon_fw_bin_header_v1 {
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	u32 magic;		/* 0x10de */
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	u32 version;		/* version of bin format (1) */
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	u32 size;		/* entire image size including this header */
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	u32 os_header_offset;
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	u32 os_data_offset;
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	u32 os_size;
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};
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struct falcon_fw_os_app_v1 {
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	u32 offset;
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	u32 size;
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};
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struct falcon_fw_os_header_v1 {
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	u32 code_offset;
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	u32 code_size;
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	u32 data_offset;
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	u32 data_size;
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};
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struct falcon;
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struct falcon_ops {
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	void *(*alloc)(struct falcon *falcon, size_t size,
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		       dma_addr_t *paddr);
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	void (*free)(struct falcon *falcon, size_t size,
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		     dma_addr_t paddr, void *vaddr);
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};
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struct falcon_firmware_section {
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	unsigned long offset;
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	size_t size;
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};
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struct falcon_firmware {
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	/* Firmware after it is read but not loaded */
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	const struct firmware *firmware;
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	/* Raw firmware data */
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	dma_addr_t paddr;
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	void *vaddr;
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	size_t size;
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	/* Parsed firmware information */
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	struct falcon_firmware_section bin_data;
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	struct falcon_firmware_section data;
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	struct falcon_firmware_section code;
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};
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struct falcon {
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	/* Set by falcon client */
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	struct device *dev;
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	void __iomem *regs;
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	const struct falcon_ops *ops;
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	void *data;
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	struct falcon_firmware firmware;
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};
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int falcon_init(struct falcon *falcon);
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void falcon_exit(struct falcon *falcon);
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int falcon_read_firmware(struct falcon *falcon, const char *firmware_name);
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int falcon_load_firmware(struct falcon *falcon);
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int falcon_boot(struct falcon *falcon);
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void falcon_execute_method(struct falcon *falcon, u32 method, u32 data);
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int falcon_wait_idle(struct falcon *falcon);
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#endif /* _FALCON_H_ */
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