include/gx.h

/* Copyright 2013-2014 IBM Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * 	http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Definitions relative to the P7 and P7+ GX controller
 */
#ifndef __GX_H
#define __GX_H

#include <bitutils.h>

/* P7 GX Mode 1 register (contains PSI BUID) */
#define GX_P7_MODE1_REG		0x0201180A
#define GX_P7_MODE1_PSI_BUID		PPC_BITMASK(18,26)
#define GX_P7_MODE1_PSI_BUID_DISABLE	PPC_BIT(27)

/* P7+ GX Mode 4 register (PSI and NX BUIDs ) */
#define GX_P7P_MODE4_REG	0x02011811
#define GX_P7P_MODE4_ENABLE_NX_BUID	PPC_BIT(0)
#define GX_P7P_MODE4_NX_BUID_BASE	PPC_BITMASK(1,9)
#define GX_P7P_MODE4_NX_BUID_MASK	PPC_BITMASK(10,18)
#define GX_P7P_MODE4_PSI_BUID		PPC_BITMASK(19,27)
#define GX_P7P_MODE4_PSI_BUID_DISABLE	PPC_BIT(28)

/* P7 GX TCE BAR and mask */
#define GX_P7_GX0_TCE_BAR	0x02011845
#define GX_P7_TCE_BAR_ADDR		PPC_BITMASK(0,25)
#define GX_P7_TCE_BAR_ADDR_SHIFT	PPC_BITLSHIFT(43)
#define GX_P7_TCE_BAR_ENABLE		PPC_BIT(26)
#define GX_P7_GX0_TCE_MASK	0x0201184B
#define GX_P7_TCE_MASK			PPC_BITMASK(0,25)
#define GX_P7_GX1_TCE_BAR	0x02011885
#define GX_P7_GX1_TCE_MASK	0x0201188B


extern int gx_configure_psi_buid(uint32_t chip, uint32_t buid);
extern int gx_configure_tce_bar(uint32_t chip, uint32_t gx, uint64_t addr,
				uint64_t size);

#endif /* __GX_H */