/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_PCIE_IMPL_H #define _SYS_PCIE_IMPL_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif #include /* PCI-E config space data for error handling and ereport */ typedef struct pf_data { dev_info_t *dip; pcie_req_id_t bdf; pcie_req_id_t rp_bdf; uint32_t severity_flags; int parent_index; pcie_req_id_t fault_bdf; uint32_t fault_addr; int send_erpt; /* 0-3Fh. PCI */ uint16_t vendor_id; uint16_t device_id; uint8_t hdr_type; uint16_t command; /* command */ uint16_t status; /* status */ uint8_t rev_id; uint16_t s_status; /* Bridge secondary status */ pcie_req_id_t bdg_secbus; /* Bridge secondary bus num */ /* 40h-FFh. PCI-X Capability */ uint16_t pcix_s_status; /* PCI-X Secondary status */ uint32_t pcix_bdg_status; /* PCI-X Bridge status */ /* 40h-FFh. PCI-E Capability */ uint16_t pcie_off; /* PCI-E capability offset */ uint8_t dev_type; /* device/port type */ uint16_t dev_status; /* device status */ /* 100h-FFFh. Extended PCI-E */ uint16_t aer_off; /* AER offset */ uint32_t aer_ce_status; /* AER Correctable Errors */ uint32_t aer_ue_status; /* AER Uncorrectable Errors */ uint32_t aer_severity; uint32_t aer_control; uint32_t aer_h0; uint32_t aer_h1; uint32_t aer_h2; uint32_t aer_h3; uint32_t s_aer_ue_status; /* Secondary AER UEs */ uint32_t s_aer_control; uint32_t s_aer_severity; uint32_t s_aer_h0; uint32_t s_aer_h1; uint32_t s_aer_h2; uint32_t s_aer_h3; } pf_data_t; /* Information used while handling errors in the fabric. */ typedef struct pf_impl { dev_info_t *pf_rpdip; pcie_req_id_t pf_fbdf; /* captured fault bdf to scan */ uint32_t pf_faddr; /* captured fault addr to scan */ ddi_fm_error_t *pf_derr; pf_data_t *pf_dq_p; /* ptr to pcie fault data queue */ int *pf_dq_tail_p; /* last valid index of fault data q */ } pf_impl_t; /* Parent Private data of PCI/PCIe devices in a PCIe system */ typedef struct pcie_ppd { dev_info_t *ppd_dip; ddi_acc_handle_t ppd_cfg_hdl; /* error handling acc handle */ kmutex_t ppd_fm_lock; /* error handling lock */ uint_t ppd_fm_flags; /* Static PCI/PCIe information */ pcie_req_id_t ppd_bdf; uint32_t ppd_dev_ven_id; /* device/vendor ID */ uint8_t ppd_hdr_type; /* pci header type, see pci.h */ uint8_t ppd_dev_type; /* PCI-E dev type, see pcie.h */ uint8_t ppd_bdg_secbus; /* Bridge secondary bus num */ uint16_t ppd_pcie_off; /* PCIe Capability Offset */ uint16_t ppd_aer_off; /* PCIe Advanced Error Offset */ uint16_t ppd_pcix_off; /* PCIx Capability Offset */ uint8_t ppd_pcie_phfun; /* Phantom funs for pcix/pcie */ pci_bus_range_t ppd_bus_range; /* pci bus-range property */ ppb_ranges_t *ppd_addr_ranges; /* pci range property */ int ppd_addr_entries; /* number of range prop */ pci_regspec_t *ppd_assigned_addr; /* "assigned-address" prop */ int ppd_assigned_entries; /* number of prop entries */ } pcie_ppd_t; #define PCI_GET_BDF(dip) \ ((pcie_ppd_t *)pcie_get_ppd(dip))->ppd_bdf #define PCI_GET_SEC_BUS(dip) \ ((pcie_ppd_t *)pcie_get_ppd(dip))->ppd_bdg_secbus #define PCI_GET_PHFUN(dip) \ ((pcie_ppd_t *)pcie_get_ppd(dip))->ppd_pcie_phfun /* * The following flag is used for Broadcom 5714/5715 bridge prefetch issue. * This flag will be used both by px and px_pci nexus drivers. */ #define PX_DMAI_FLAGS_MAP_BUFZONE 0x40000 /* ppd_fm_flags field */ #define PF_FM_READY (1 << 0) /* ppd_fm_lock initialized */ #define PF_IS_NH (1 << 1) /* known as non-hardened */ /* PCIe fabric error handling return codes */ #define PF_NO_ERROR (1 << 0) /* No error seen */ #define PF_CE (1 << 1) /* Correctable Error */ #define PF_NO_PANIC (1 << 2) /* Error should not panic sys */ #define PF_MATCHED_DEVICE (1 << 3) /* Error Handled By Device */ #define PF_MATCHED_RC (1 << 4) /* Error Handled By RC */ #define PF_MATCHED_PARENT (1 << 5) /* Error Handled By Parent */ #define PF_PANIC (1 << 6) /* Error should panic system */ /* PCIe fabric handle lookup return codes */ #define PF_HDL_FOUND 0 #define PF_HDL_NOTFOUND 1 /* PCIe fabric handle lookup address flags */ #define PF_DMA_ADDR (1 << 0) #define PF_PIO_ADDR (1 << 1) #define PF_CFG_ADDR (1 << 2) #define PF_SEND_ERPT_YES 1 #define PF_SEND_ERPT_UNKNOWN 0 #define PF_SEND_ERPT_NO -1 #define PF_SUCCESS (1 << 0) #define PF_FAILURE (1 << 1) #define PF_DO_NOT_SCAN (1 << 2) /* PCIe helper functions */ extern pcie_ppd_t *pcie_get_ppd(dev_info_t *dip); /* PCIe Friendly Functions */ extern int pcie_initchild(dev_info_t *dip); extern void pcie_uninitchild(dev_info_t *dip); extern void pcie_clear_errors(dev_info_t *dip, ddi_acc_handle_t cfg_hdl); extern int pcie_postattach_child(dev_info_t *dip); extern void pcie_enable_errors(dev_info_t *dip, ddi_acc_handle_t cfg_hdl); extern void pcie_disable_errors(dev_info_t *dip, ddi_acc_handle_t cfg_hdl); extern int pcie_enable_ce(dev_info_t *dip, ddi_acc_handle_t cfg_hdl); extern dev_info_t *pcie_get_my_childs_dip(dev_info_t *dip, dev_info_t *rdip); extern uint32_t pcie_get_bdf_for_dma_xfer(dev_info_t *dip, dev_info_t *rdip); extern pcie_ppd_t *pcie_init_ppd(dev_info_t *cdip); extern void pcie_uninit_ppd(dev_info_t *cdip); extern boolean_t pcie_is_child(dev_info_t *dip, dev_info_t *rdip); extern int pcie_get_bdf_from_dip(dev_info_t *dip, pcie_req_id_t *bdf); /* PCIe error handling functions */ extern int pf_en_dq(pf_data_t *pf_data_p, pf_data_t *dq_p, int *dq_tail_p, pcie_req_id_t pbdf); extern int pf_get_dq_size(void); extern int pf_tlp_decode(dev_info_t *rpdip, pf_data_t *pf_data_p, pcie_req_id_t *bdf, uint32_t *addr, uint32_t *trans_type); extern int pf_tlp_hdl_lookup(dev_info_t *rpdip, ddi_fm_error_t *derr, pf_data_t *pf_data_p); extern int pf_hdl_lookup(dev_info_t *rpdip, uint64_t ena, uint32_t flag, uint32_t addr, pcie_req_id_t bdf); extern int pf_scan_fabric(dev_info_t *rpdip, ddi_fm_error_t *derr, pf_data_t *dq_p, int *dq_tail_p); extern void pf_init(dev_info_t *dip, ddi_iblock_cookie_t ibc); extern void pf_fini(dev_info_t *dip); extern boolean_t pf_ready(dev_info_t *dip); #ifdef __cplusplus } #endif #endif /* _SYS_PCIE_IMPL_H */