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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_PCIEB_H 27 #define _SYS_PCIEB_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 #if defined(DEBUG) 34 #define PCIEB_DEBUG pcieb_dbg 35 extern void pcieb_dbg(uint_t bit, dev_info_t *dip, char *fmt, ...); 36 #else /* DEBUG */ 37 #define PCIEB_DEBUG 0 && 38 #endif /* DEBUG */ 39 40 typedef enum { /* same sequence as pcieb_debug_sym[] */ 41 /* 0 */ DBG_ATTACH, 42 /* 1 */ DBG_PWR, 43 /* 2 */ DBG_INTR 44 } pcieb_debug_bit_t; 45 46 /* 47 * Intel specific register offsets with bit definitions. 48 */ 49 #define PCIEB_PX_CAPABILITY_ID 0x44 50 #define PCIEB_BRIDGE_CONF 0x40 51 52 /* 53 * PCI/PCI-E Configuration register specific values. 54 */ 55 #define PX_PMODE 0x4000 /* PCI/PCIX Mode */ 56 #define PX_PFREQ_66 0x200 /* PCI clock frequency */ 57 #define PX_PFREQ_100 0x400 58 #define PX_PFREQ_133 0x600 59 #define PX_PMRE 0x80 /* Peer memory read enable */ 60 61 /* 62 * Downstream delayed transaction resource partitioning. 63 */ 64 #define PX_ODTP 0x40 /* Max. of two entries PX and PCI */ 65 66 /* 67 * Maximum upstream delayed transaction. 68 */ 69 #define PX_MDT_44 0x00 70 #define PX_MDT_11 0x01 71 #define PX_MDT_22 0x10 72 73 #define NUM_LOGICAL_SLOTS 32 74 #define PCIEB_RANGE_LEN 2 75 #define PCIEB_32BIT_IO 1 76 #define PCIEB_32bit_MEM 1 77 #define PCIEB_MEMGRAIN 0x100000 78 #define PCIEB_IOGRAIN 0x1000 79 80 #define PCIEB_16bit_IOADDR(addr) ((uint16_t)(((uint8_t)(addr) & 0xF0) << 8)) 81 #define PCIEB_LADDR(lo, hi) (((uint16_t)(hi) << 16) | (uint16_t)(lo)) 82 #define PCIEB_32bit_MEMADDR(addr) (PCIEB_LADDR(0, ((uint16_t)(addr) & 0xFFF0))) 83 84 typedef struct { 85 dev_info_t *pcieb_dip; 86 87 /* Interrupt support */ 88 ddi_intr_handle_t *pcieb_htable; /* Intr Handlers */ 89 int pcieb_htable_size; /* htable size */ 90 int pcieb_intr_count; /* Num of Intr */ 91 uint_t pcieb_intr_priority; /* Intr Priority */ 92 int pcieb_intr_type; /* (MSI | FIXED) */ 93 int pcieb_isr_tab[4]; /* MSI source offset */ 94 95 int pcieb_init_flags; 96 kmutex_t pcieb_mutex; /* Soft state mutex */ 97 kmutex_t pcieb_intr_mutex; /* Intr handler mutex */ 98 kmutex_t pcieb_err_mutex; /* Error mutex */ 99 kmutex_t pcieb_peek_poke_mutex; /* Peekpoke mutex */ 100 101 /* FMA */ 102 boolean_t pcieb_no_aer_msi; 103 ddi_iblock_cookie_t pcieb_fm_ibc; 104 } pcieb_devstate_t; 105 106 /* 107 * soft state pointer 108 */ 109 extern void *pcieb_state; 110 111 /* soft state flags */ 112 #define PCIEB_SOFT_STATE_CLOSED 0x00 113 #define PCIEB_SOFT_STATE_OPEN 0x01 114 #define PCIEB_SOFT_STATE_OPEN_EXCL 0x02 115 116 /* init flags */ 117 #define PCIEB_INIT_MUTEX 0x01 118 #define PCIEB_INIT_HTABLE 0x02 119 #define PCIEB_INIT_ALLOC 0x04 120 #define PCIEB_INIT_HANDLER 0x08 121 #define PCIEB_INIT_ENABLE 0x10 122 #define PCIEB_INIT_BLOCK 0x20 123 #define PCIEB_INIT_FM 0x40 124 125 #define PCIEB_INTR_SRC_UNKNOWN 0x0 /* must be 0 */ 126 #define PCIEB_INTR_SRC_HP 0x1 127 #define PCIEB_INTR_SRC_PME 0x2 128 #define PCIEB_INTR_SRC_AER 0x4 129 130 /* 131 * Need to put vendor ids in a common file and not platform specific files 132 * as is done today. Until then putting this vendor id define here. 133 */ 134 #define NVIDIA_VENDOR_ID 0x10de /* Nvidia Vendor Id */ 135 136 #ifdef PCIEB_BCM 137 138 /* Workaround for address space limitation in Broadcom 5714/5715 */ 139 #define PCIEB_ADDR_LIMIT_LO 0ull 140 #define PCIEB_ADDR_LIMIT_HI ((1ull << 40) - 1) 141 142 #endif /* PCIEB_BCM */ 143 144 /* 145 * The following values are used to initialize the cache line size 146 * and latency timer registers for PCI, PCI-X and PCIe2PCI devices. 147 */ 148 #define PCIEB_CACHE_LINE_SIZE 0x10 /* 64 bytes in # of DWORDs */ 149 #define PCIEB_LATENCY_TIMER 0x40 /* 64 PCI cycles */ 150 151 extern void pcieb_set_pci_perf_parameters(dev_info_t *dip, 152 ddi_acc_handle_t config_handle); 153 extern void pcieb_plat_attach_workaround(dev_info_t *dip); 154 extern void pcieb_plat_intr_attach(pcieb_devstate_t *pcieb); 155 extern void pcieb_plat_initchild(dev_info_t *child); 156 extern void pcieb_plat_uninitchild(dev_info_t *child); 157 extern int pcieb_plat_ctlops(dev_info_t *rdip, ddi_ctl_enum_t ctlop, 158 void *arg); 159 extern int pcieb_plat_pcishpc_probe(dev_info_t *dip, 160 ddi_acc_handle_t config_handle); 161 extern int pcieb_plat_peekpoke(dev_info_t *dip, dev_info_t *rdip, 162 ddi_ctl_enum_t ctlop, void *arg, void *result); 163 extern void pcieb_set_prot_scan(dev_info_t *dip, ddi_acc_impl_t *hdlp); 164 extern int pcieb_plat_intr_ops(dev_info_t *dip, dev_info_t *rdip, 165 ddi_intr_op_t intr_op, ddi_intr_handle_impl_t *hdlp, void *result); 166 extern boolean_t pcieb_plat_msi_supported(dev_info_t *dip); 167 extern boolean_t pcieb_plat_pwr_disable(dev_info_t *dip); 168 169 #if defined(__i386) || defined(__amd64) 170 extern void pcieb_intel_error_workaround(dev_info_t *dip); 171 extern void pcieb_intel_serr_workaround(dev_info_t *dip, boolean_t mcheck); 172 extern void pcieb_intel_rber_workaround(dev_info_t *dip); 173 extern void pcieb_intel_sw_workaround(dev_info_t *dip); 174 extern void pcieb_intel_mps_workaround(dev_info_t *dip); 175 extern void pcieb_init_osc(dev_info_t *dip); 176 extern void pcieb_peekpoke_cb(dev_info_t *, ddi_fm_error_t *); 177 extern int pcishpc_init(dev_info_t *dip); 178 extern int pcishpc_uninit(dev_info_t *dip); 179 extern int pcishpc_intr(dev_info_t *dip); 180 #endif /* defined(__i386) || defined(__amd64) */ 181 182 #ifdef PX_PLX 183 extern void pcieb_attach_plx_workarounds(pcieb_devstate_t *pcieb); 184 extern int pcieb_init_plx_workarounds(pcieb_devstate_t *pcieb, 185 dev_info_t *child); 186 #endif /* PX_PLX */ 187 188 #ifdef __cplusplus 189 } 190 #endif 191 192 #endif /* _SYS_PCIEB_H */ 193