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Diffstat (limited to 'hw/pci/pcie_aer.h')
| -rw-r--r-- | hw/pci/pcie_aer.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/hw/pci/pcie_aer.h b/hw/pci/pcie_aer.h deleted file mode 100644 index bcac80a7b0..0000000000 --- a/hw/pci/pcie_aer.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - * pcie_aer.h - * - * Copyright (c) 2010 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * - * 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; either version 2 of the License, or - * (at your option) any later version. - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#ifndef QEMU_PCIE_AER_H -#define QEMU_PCIE_AER_H - -#include "hw/hw.h" - -/* definitions which PCIExpressDevice uses */ - -/* AER log */ -struct PCIEAERLog { - /* This structure is saved/loaded. - So explicitly size them instead of unsigned int */ - - /* the number of currently recorded log in log member */ - uint16_t log_num; - - /* - * The maximum number of the log. Errors can be logged up to this. - * - * This is configurable property. - * The specified value will be clipped down to PCIE_AER_LOG_MAX_LIMIT - * to avoid unreasonable memory usage. - * I bet that 128 log size would be big enough, otherwise too many errors - * for system to function normaly. But could consecutive errors occur? - */ -#define PCIE_AER_LOG_MAX_DEFAULT 8 -#define PCIE_AER_LOG_MAX_LIMIT 128 -#define PCIE_AER_LOG_MAX_UNSET 0xffff - uint16_t log_max; - - /* Error log. log_max-sized array */ - PCIEAERErr *log; -}; - -/* aer error message: error signaling message has only error sevirity and - source id. See 2.2.8.3 error signaling messages */ -struct PCIEAERMsg { - /* - * PCI_ERR_ROOT_CMD_{COR, NONFATAL, FATAL}_EN - * = PCI_EXP_DEVCTL_{CERE, NFERE, FERE} - */ - uint32_t severity; - - uint16_t source_id; /* bdf */ -}; - -static inline bool -pcie_aer_msg_is_uncor(const PCIEAERMsg *msg) -{ - return msg->severity == PCI_ERR_ROOT_CMD_NONFATAL_EN || - msg->severity == PCI_ERR_ROOT_CMD_FATAL_EN; -} - -/* error */ -struct PCIEAERErr { - uint32_t status; /* error status bits */ - uint16_t source_id; /* bdf */ - -#define PCIE_AER_ERR_IS_CORRECTABLE 0x1 /* correctable/uncorrectable */ -#define PCIE_AER_ERR_MAYBE_ADVISORY 0x2 /* maybe advisory non-fatal */ -#define PCIE_AER_ERR_HEADER_VALID 0x4 /* TLP header is logged */ -#define PCIE_AER_ERR_TLP_PREFIX_PRESENT 0x8 /* TLP Prefix is logged */ - uint16_t flags; - - uint32_t header[4]; /* TLP header */ - uint32_t prefix[4]; /* TLP header prefix */ -}; - -extern const VMStateDescription vmstate_pcie_aer_log; - -int pcie_aer_init(PCIDevice *dev, uint16_t offset); -void pcie_aer_exit(PCIDevice *dev); -void pcie_aer_write_config(PCIDevice *dev, - uint32_t addr, uint32_t val, int len); - -/* aer root port */ -void pcie_aer_root_set_vector(PCIDevice *dev, unsigned int vector); -void pcie_aer_root_init(PCIDevice *dev); -void pcie_aer_root_reset(PCIDevice *dev); -void pcie_aer_root_write_config(PCIDevice *dev, - uint32_t addr, uint32_t val, int len, - uint32_t root_cmd_prev); - -/* error injection */ -int pcie_aer_inject_error(PCIDevice *dev, const PCIEAERErr *err); - -#endif /* QEMU_PCIE_AER_H */ |