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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Advanced Micro Devices, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __SR5650_H__
#define __SR5650_H__
#include <stdint.h>
#include <device/pci_ids.h>
#include "chip.h"
#include "rev.h"
typedef struct __PCIE_CFG__ {
u16 Config;
u8 ResetReleaseDelay;
u8 Gfx0Width;
u8 Gfx1Width;
u8 GfxPayload;
u8 GppPayload;
u16 PortDetect;
u8 PortHp; /* hot plug */
u16 DbgConfig;
u32 DbgConfig2;
u8 GfxLx;
u8 GppLx;
u8 NBSBLx;
u8 PortSlotInit;
u8 Gfx0Pwr;
u8 Gfx1Pwr;
u8 GppPwr;
} PCIE_CFG;
/* PCIE config flags */
#define PCIE_DUALSLOT_CONFIG (1 << 0)
#define PCIE_OVERCLOCK_ENABLE (1 << 1)
#define PCIE_GPP_CLK_GATING (1 << 2)
#define PCIE_ENABLE_STATIC_DEV_REMAP (1 << 3)
#define PCIE_OFF_UNUSED_GFX_LANES (1 << 4)
#define PCIE_OFF_UNUSED_GPP_LANES (1 << 5)
#define PCIE_DISABLE_HIDE_UNUSED_PORTS (1 << 7)
#define PCIE_GFX_CLK_GATING (1 << 11)
#define PCIE_GFX_COMPLIANCE (1 << 14)
#define PCIE_GPP_COMPLIANCE (1 << 15)
/* -------------------- ----------------------
* NBMISCIND
------------------- -----------------------*/
#define PCIE_LINK_CFG 0x8
#define PCIE_NBCFG_REG7 0x37
#define STRAPS_OUTPUT_MUX_7 0x67
#define STRAPS_OUTPUT_MUX_A 0x6a
/* -------------------- ----------------------
* PCIEIND
------------------- -----------------------*/
#define PCIE_CI_CNTL 0x20
#define PCIE_LC_LINK_WIDTH 0xa2
#define PCIE_LC_STATE0 0xa5
#define PCIE_VC0_RESOURCE_STATUS 0x12a /* 16bit read only */
#define PCIE_CORE_INDEX_SB (0x05 << 16) /* see rpr 4.3.2.2, bdg 2.1 */
#define PCIE_CORE_INDEX_GPP1 (0x04 << 16)
#define PCIE_CORE_INDEX_GPP2 (0x06 << 16)
#define PCIE_CORE_INDEX_GPP1_GPP2 (0x00 << 16)
#define PCIE_CORE_INDEX_GPP3a (0x07 << 16)
#define PCIE_CORE_INDEX_GPP3b (0x03 << 16)
/* contents of PCIE_VC0_RESOURCE_STATUS */
#define VC_NEGOTIATION_PENDING (1 << 1)
#define LC_STATE_RECONFIG_GPPSB 0x10
/* ------------------------------------------------
* Global variable
* ------------------------------------------------- */
extern PCIE_CFG AtiPcieCfg;
/* ----------------- export funtions ----------------- */
u32 nbpcie_p_read_index(device_t dev, u32 index);
void nbpcie_p_write_index(device_t dev, u32 index, u32 data);
u32 nbpcie_ind_read_index(device_t nb_dev, u32 index);
void nbpcie_ind_write_index(device_t nb_dev, u32 index, u32 data);
u32 pci_ext_read_config32(device_t nb_dev, device_t dev, u32 reg);
void pci_ext_write_config32(device_t nb_dev, device_t dev, u32 reg, u32 mask, u32 val);
void sr5650_set_tom(device_t nb_dev);
void ProgK8TempMmioBase(u8 in_out, u32 pcie_base_add, u32 mmio_base_add);
void enable_pcie_bar3(device_t nb_dev);
void disable_pcie_bar3(device_t nb_dev);
void sr5650_enable(device_t dev);
void sr5650_gpp_sb_init(device_t nb_dev, device_t dev, u32 port);
void sr5650_gfx_init(device_t nb_dev, device_t dev, u32 port);
void avoid_lpc_dma_deadlock(device_t nb_dev, device_t sb_dev);
void config_gpp_core(device_t nb_dev, device_t sb_dev);
void PcieReleasePortTraining(device_t nb_dev, device_t dev, u32 port);
u8 PcieTrainPort(device_t nb_dev, device_t dev, u32 port);
void pcie_config_misc_clk(device_t nb_dev);
void fam10_optimization(void);
void disable_pcie_bridge(void);
u32 get_vid_did(device_t dev);
void sr5650_nb_pci_table(device_t nb_dev);
void init_gen2(device_t nb_dev, device_t dev, u8 port);
#endif /* SR5650_H */
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