128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
/*
|
|
* Copyright (c) 2015, NVIDIA Corporation.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef _FALCON_H_
|
|
#define _FALCON_H_
|
|
|
|
#include <linux/types.h>
|
|
|
|
#define FALCON_UCLASS_METHOD_OFFSET 0x00000040
|
|
|
|
#define FALCON_UCLASS_METHOD_DATA 0x00000044
|
|
|
|
#define FALCON_IRQMSET 0x00001010
|
|
#define FALCON_IRQMSET_WDTMR (1 << 1)
|
|
#define FALCON_IRQMSET_HALT (1 << 4)
|
|
#define FALCON_IRQMSET_EXTERR (1 << 5)
|
|
#define FALCON_IRQMSET_SWGEN0 (1 << 6)
|
|
#define FALCON_IRQMSET_SWGEN1 (1 << 7)
|
|
#define FALCON_IRQMSET_EXT(v) (((v) & 0xff) << 8)
|
|
|
|
#define FALCON_IRQDEST 0x0000101c
|
|
#define FALCON_IRQDEST_HALT (1 << 4)
|
|
#define FALCON_IRQDEST_EXTERR (1 << 5)
|
|
#define FALCON_IRQDEST_SWGEN0 (1 << 6)
|
|
#define FALCON_IRQDEST_SWGEN1 (1 << 7)
|
|
#define FALCON_IRQDEST_EXT(v) (((v) & 0xff) << 8)
|
|
|
|
#define FALCON_ITFEN 0x00001048
|
|
#define FALCON_ITFEN_CTXEN (1 << 0)
|
|
#define FALCON_ITFEN_MTHDEN (1 << 1)
|
|
|
|
#define FALCON_IDLESTATE 0x0000104c
|
|
|
|
#define FALCON_CPUCTL 0x00001100
|
|
#define FALCON_CPUCTL_STARTCPU (1 << 1)
|
|
|
|
#define FALCON_BOOTVEC 0x00001104
|
|
|
|
#define FALCON_DMACTL 0x0000110c
|
|
#define FALCON_DMACTL_DMEM_SCRUBBING (1 << 1)
|
|
#define FALCON_DMACTL_IMEM_SCRUBBING (1 << 2)
|
|
|
|
#define FALCON_DMATRFBASE 0x00001110
|
|
|
|
#define FALCON_DMATRFMOFFS 0x00001114
|
|
|
|
#define FALCON_DMATRFCMD 0x00001118
|
|
#define FALCON_DMATRFCMD_IDLE (1 << 1)
|
|
#define FALCON_DMATRFCMD_IMEM (1 << 4)
|
|
#define FALCON_DMATRFCMD_SIZE_256B (6 << 8)
|
|
|
|
#define FALCON_DMATRFFBOFFS 0x0000111c
|
|
|
|
struct falcon_fw_bin_header_v1 {
|
|
u32 magic; /* 0x10de */
|
|
u32 version; /* version of bin format (1) */
|
|
u32 size; /* entire image size including this header */
|
|
u32 os_header_offset;
|
|
u32 os_data_offset;
|
|
u32 os_size;
|
|
};
|
|
|
|
struct falcon_fw_os_app_v1 {
|
|
u32 offset;
|
|
u32 size;
|
|
};
|
|
|
|
struct falcon_fw_os_header_v1 {
|
|
u32 code_offset;
|
|
u32 code_size;
|
|
u32 data_offset;
|
|
u32 data_size;
|
|
};
|
|
|
|
struct falcon;
|
|
|
|
struct falcon_ops {
|
|
void *(*alloc)(struct falcon *falcon, size_t size,
|
|
dma_addr_t *paddr);
|
|
void (*free)(struct falcon *falcon, size_t size,
|
|
dma_addr_t paddr, void *vaddr);
|
|
};
|
|
|
|
struct falcon_firmware_section {
|
|
unsigned long offset;
|
|
size_t size;
|
|
};
|
|
|
|
struct falcon_firmware {
|
|
/* Firmware after it is read but not loaded */
|
|
const struct firmware *firmware;
|
|
|
|
/* Raw firmware data */
|
|
dma_addr_t paddr;
|
|
void *vaddr;
|
|
size_t size;
|
|
|
|
/* Parsed firmware information */
|
|
struct falcon_firmware_section bin_data;
|
|
struct falcon_firmware_section data;
|
|
struct falcon_firmware_section code;
|
|
};
|
|
|
|
struct falcon {
|
|
/* Set by falcon client */
|
|
struct device *dev;
|
|
void __iomem *regs;
|
|
const struct falcon_ops *ops;
|
|
void *data;
|
|
|
|
struct falcon_firmware firmware;
|
|
};
|
|
|
|
int falcon_init(struct falcon *falcon);
|
|
void falcon_exit(struct falcon *falcon);
|
|
int falcon_read_firmware(struct falcon *falcon, const char *firmware_name);
|
|
int falcon_load_firmware(struct falcon *falcon);
|
|
int falcon_boot(struct falcon *falcon);
|
|
void falcon_execute_method(struct falcon *falcon, u32 method, u32 data);
|
|
int falcon_wait_idle(struct falcon *falcon);
|
|
|
|
#endif /* _FALCON_H_ */
|