u-boot/include/axi.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
11  * enum axi_size_t - Determine size of AXI transfer
12  * @AXI_SIZE_8:  AXI sransfer is 8-bit wide
13  * @AXI_SIZE_16: AXI sransfer is 16-bit wide
14  * @AXI_SIZE_32: AXI sransfer is 32-bit wide
24 	 * read() - Read a single value from a specified address on a AXI bus
25 	 * @dev:	AXI bus to read from.
26 	 * @address:	The address to read from.
27 	 * @data:	Pointer to a variable that takes the data value read
29 	 * @size:	The size of the data to be read.
31 	 * Return: 0 if OK, -ve on error.
33 	int (*read)(struct udevice *dev, ulong address, void *data,  member
37 	 * write() - Write a single value to a specified address on a AXI bus
38 	 * @dev:	AXI bus to write to.
39 	 * @address:	The address to write to.
42 	 * @size:	The size of the data to write.
44 	 * Return 0 if OK, -ve on error.
46 	int (*write)(struct udevice *dev, ulong address, void *data,  member
50 #define axi_get_ops(dev)	((struct axi_ops *)(dev)->driver->ops)
53  * axi_read() - Read a single value from a specified address on a AXI bus
54  * @dev:	AXI bus to read from.
55  * @address:	The address to read from.
56  * @data:	Pointer to a variable that takes the data value read from the
58  * @size:	The size of the data to write.
60  * Return: 0 if OK, -ve on error.
66  * axi_write() - Write a single value to a specified address on a AXI bus
67  * @dev:	AXI bus to write to.
68  * @address:	The address to write to.
71  * @size:	The size of the data to write.
73  * Return: 0 if OK, -ve on error.
80 	 * read() - Read a single value from a specified address on a AXI bus
81 	 * @dev:	AXI bus to read from.
82 	 * @address:	The address to read from.
83 	 * @data:	Pointer to a variable that takes the data value read
85 	 * @size:	The size of the data to be read.
87 	 * Return: 0 if OK, -ve on error.
89 	int (*read)(struct udevice *dev, ulong address, void *data,  member
93 	 * write() - Write a single value to a specified address on a AXI bus
94 	 * @dev:	AXI bus to write to.
95 	 * @address:	The address to write to.
98 	 * @size:	The size of the data to write.
100 	 * Return: 0 if OK, -ve on error.
102 	int (*write)(struct udevice *dev, ulong address, void *data,  member
106 	 * get_store() - Get address of internal storage of a emulated AXI
113 	 * Return: 0 if OK, -ve on error.