blob: 82410e58d32d175b414026bb58525a0f2d925cf8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#ifndef __AMDBLOCKS_ESPI_H__
#define __AMDBLOCKS_ESPI_H__
/* eSPI MMIO base lives at an offset of 0x10000 from the address in SPI BAR. */
#define ESPI_OFFSET_FROM_BAR 0x10000
#define ESPI_DECODE 0x40
#define ESPI_DECODE_MMIO_RANGE_EN(range) (1 << (((range) & 3) + 12))
#define ESPI_DECODE_IO_RANGE_EN(range) (1 << (((range) & 3) + 8))
#define ESPI_DECODE_IO_0x80_EN (1 << 2)
#define ESPI_DECODE_IO_0X60_0X64_EN (1 << 1)
#define ESPI_DECODE_IO_0X2E_0X2F_EN (1 << 0)
#define ESPI_IO_RANGE_BASE(range) (0x44 + ((range) & 3) * 2)
#define ESPI_IO_RANGE_SIZE(range) (0x4c + ((range) & 3))
#define ESPI_MMIO_RANGE_BASE(range) (0x50 + ((range) & 3) * 4)
#define ESPI_MMIO_RANGE_SIZE(range) (0x60 + ((range) & 3) * 2)
#define ESPI_GENERIC_IO_WIN_COUNT 4
#define ESPI_GENERIC_IO_MAX_WIN_SIZE 0x100
#define ESPI_GENERIC_MMIO_WIN_COUNT 4
#define ESPI_GENERIC_MMIO_MAX_WIN_SIZE 0x10000
#endif /* __AMDBLOCKS_ESPI_H__ */
|