u-boot/arch/x86/include/asm/arch-quark/quark.h
Bin Meng 05b98ec346 x86: quark: Implement PIRQ routing
Intel Quark SoC has the same interrupt routing mechanism as the
Queensbay platform, only the difference is that PCI devices'
INTA/B/C/D are harcoded and cannot be changed freely.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
2015-06-04 02:39:39 -06:00

94 lines
1.9 KiB
C

/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _QUARK_H_
#define _QUARK_H_
/* Message Bus Ports */
#define MSG_PORT_MEM_ARBITER 0x00
#define MSG_PORT_HOST_BRIDGE 0x03
#define MSG_PORT_RMU 0x04
#define MSG_PORT_MEM_MGR 0x05
#define MSG_PORT_SOC_UNIT 0x31
/* Port 0x00: Memory Arbiter Message Port Registers */
/* Enhanced Configuration Space */
#define AEC_CTRL 0x00
/* Port 0x03: Host Bridge Message Port Registers */
/* Host Miscellaneous Controls 2 */
#define HMISC2 0x03
#define HMISC2_SEGE 0x00000002
#define HMISC2_SEGF 0x00000004
#define HMISC2_SEGAB 0x00000010
/* Host Memory I/O Boundary */
#define HM_BOUND 0x08
/* Extended Configuration Space */
#define HEC_REG 0x09
/* Port 0x04: Remote Management Unit Message Port Registers */
/* ACPI PBLK Base Address Register */
#define PBLK_BA 0x70
/* SPI DMA Base Address Register */
#define SPI_DMA_BA 0x7a
/* Port 0x05: Memory Manager Message Port Registers */
/* eSRAM Block Page Control */
#define ESRAM_BLK_CTRL 0x82
#define ESRAM_BLOCK_MODE 0x10000000
/* DRAM */
#define DRAM_BASE 0x00000000
#define DRAM_MAX_SIZE 0x80000000
/* eSRAM */
#define ESRAM_SIZE 0x80000
/* Memory BAR Enable */
#define MEM_BAR_EN 0x00000001
/* I/O BAR Enable */
#define IO_BAR_EN 0x80000000
/* 64KiB of RMU binary in flash */
#define RMU_BINARY_SIZE 0x10000
/* Legacy Bridge PCI Configuration Registers */
#define LB_GBA 0x44
#define LB_PM1BLK 0x48
#define LB_GPE0BLK 0x4c
#define LB_ACTL 0x58
#define LB_PABCDRC 0x60
#define LB_PEFGHRC 0x64
#define LB_WDTBA 0x84
#define LB_BCE 0xd4
#define LB_BC 0xd8
#define LB_RCBA 0xf0
#ifndef __ASSEMBLY__
/* Root Complex Register Block */
struct quark_rcba {
u32 rctl;
u32 esd;
u32 rsvd1[3150];
u16 rmu_ir;
u16 d23_ir;
u16 core_ir;
u16 d20d21_ir;
};
#endif /* __ASSEMBLY__ */
#endif /* _QUARK_H_ */