1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_PX_CSR_H 28 #define _SYS_PX_CSR_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* To read and write whole register */ 37 #define CSR_XR(base, off) \ 38 (*(volatile uint64_t *)((base) + ((off)))) 39 40 #define CSRA_XR(base, off, index) \ 41 (*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) 42 43 #define CSR_XS(base, off, val) \ 44 ((*(volatile uint64_t *)((base) + ((off)))) = (val)) 45 46 #define CSRA_XS(base, off, index, val) \ 47 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) = (val)) 48 49 /* To read, set and clear specific fields within a register */ 50 #define CSR_FR(base, off, bit) \ 51 (((*(volatile uint64_t *) ((base) + ((off)))) >> \ 52 (off ## _ ## bit)) & (off ## _ ## bit ## _MASK)) 53 54 #define CSRA_FR(base, off, index, bit) \ 55 (((*(volatile uint64_t *) ((base) + ((off) + ((index) * 8)))) >> \ 56 (off ## _ ## bit)) & (off ## _ ## bit ## _MASK)) 57 58 #define CSR_FS(base, off, bit, val) \ 59 ((*(volatile uint64_t *) ((base) + ((off)))) = \ 60 (((*(volatile uint64_t *) ((base) + ((off)))) & \ 61 ~(((uint64_t)(off ## _ ## bit ## _MASK)) << \ 62 (off ## _ ## bit))) | (((uint64_t)(val)) << (off ## _ ## bit)))) 63 64 #define CSRA_FS(base, off, index, bit, val) \ 65 ((*(volatile uint64_t *) ((base) + ((off) + ((index) * 8)))) = \ 66 (((*(volatile uint64_t *) ((base) + ((off) + ((index) * 8)))) & \ 67 ~(((uint64_t)(off ## _ ## bit ## _MASK)) << \ 68 (off ## _ ## bit))) | (((uint64_t)(val)) << (off ## _ ## bit)))) 69 70 #define CSR_FC(base, off, bit) \ 71 ((*(volatile uint64_t *) ((base) + ((off)))) = \ 72 ((*(volatile uint64_t *)((base) + ((off)))) & \ 73 ~(((uint64_t)(off ## _ ## bit ## _MASK)) << (off ## _ ## bit)))) 74 75 #define CSRA_FC(base, off, index, bit) \ 76 ((*(volatile uint64_t *) ((base) + ((off) + ((index) * 8)))) = \ 77 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) & \ 78 ~(((uint64_t)(off ## _ ## bit ## _MASK)) << (off ## _ ## bit)))) 79 80 /* To read, set and clear specific bit within a register */ 81 #define CSR_BR(base, off, bit) \ 82 (((*(volatile uint64_t *)((base) + ((off)))) >> \ 83 (off ## _ ## bit)) & 0x1) 84 85 #define CSRA_BR(base, off, index, bit) \ 86 (((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) >> \ 87 (off ## _ ## bit)) & 0x1) 88 89 #define CSR_BS(base, off, bit) \ 90 ((*(volatile uint64_t *)((base) + ((off)))) = \ 91 ((*(volatile uint64_t *)((base) + ((off)))) | \ 92 (1ull<<(off ## _ ## bit)))) 93 94 #define CSRA_BS(base, off, index, bit) \ 95 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) = \ 96 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) | \ 97 (1ull<<(off ## _ ## bit)))) 98 99 #define CSR_BC(base, off, bit) \ 100 ((*(volatile uint64_t *)((base) + ((off)))) = \ 101 ((*(volatile uint64_t *)((base) + ((off)))) & \ 102 ~(1ull<<(off ## _ ## bit)))) 103 104 #define CSRA_BC(base, off, index, bit) \ 105 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) = \ 106 ((*(volatile uint64_t *)((base) + ((off) + ((index) * 8)))) & \ 107 ~(1ull<<(off ## _ ## bit)))) 108 109 #define BIT_TST(reg, bitno) (reg & (1ull << bitno)) 110 #define BITMASK(bitno) (1ull << bitno) 111 112 #ifdef __cplusplus 113 } 114 #endif 115 116 #endif /* _SYS_PX_CSR_H */ 117