diff options
Diffstat (limited to 'hw/pci/pcie.h')
| -rw-r--r-- | hw/pci/pcie.h | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/hw/pci/pcie.h b/hw/pci/pcie.h deleted file mode 100644 index c010007c5e..0000000000 --- a/hw/pci/pcie.h +++ /dev/null @@ -1,143 +0,0 @@ -/* - * pcie.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_H -#define QEMU_PCIE_H - -#include "hw/hw.h" -#include "hw/pci/pci_regs.h" -#include "hw/pci/pcie_regs.h" -#include "hw/pci/pcie_aer.h" - -typedef enum { - /* for attention and power indicator */ - PCI_EXP_HP_IND_RESERVED = PCI_EXP_SLTCTL_IND_RESERVED, - PCI_EXP_HP_IND_ON = PCI_EXP_SLTCTL_IND_ON, - PCI_EXP_HP_IND_BLINK = PCI_EXP_SLTCTL_IND_BLINK, - PCI_EXP_HP_IND_OFF = PCI_EXP_SLTCTL_IND_OFF, -} PCIExpressIndicator; - -typedef enum { - /* these bits must match the bits in Slot Control/Status registers. - * PCI_EXP_HP_EV_xxx = PCI_EXP_SLTCTL_xxxE = PCI_EXP_SLTSTA_xxx - * - * Not all the bits of slot control register match with the ones of - * slot status. Not some bits of slot status register is used to - * show status, not to report event occurrence. - * So such bits must be masked out when checking the software - * notification condition. - */ - PCI_EXP_HP_EV_ABP = PCI_EXP_SLTCTL_ABPE, - /* attention button pressed */ - PCI_EXP_HP_EV_PDC = PCI_EXP_SLTCTL_PDCE, - /* presence detect changed */ - PCI_EXP_HP_EV_CCI = PCI_EXP_SLTCTL_CCIE, - /* command completed */ - - PCI_EXP_HP_EV_SUPPORTED = PCI_EXP_HP_EV_ABP | - PCI_EXP_HP_EV_PDC | - PCI_EXP_HP_EV_CCI, - /* supported event mask */ - - /* events not listed aren't supported */ -} PCIExpressHotPlugEvent; - -struct PCIExpressDevice { - /* Offset of express capability in config space */ - uint8_t exp_cap; - - /* SLOT */ - unsigned int hpev_intx; /* INTx for hot plug event (0-3:INT[A-D]#) - * default is 0 = INTA# - * If the chip wants to use other interrupt - * line, initialize this member with the - * desired number. - * If the chip dynamically changes this member, - * also initialize it when loaded as - * appropreately. - */ - bool hpev_notified; /* Logical AND of conditions for hot plug event. - Following 6.7.3.4: - Software Notification of Hot-Plug Events, an interrupt - is sent whenever the logical and of these conditions - transitions from false to true. */ - - /* AER */ - uint16_t aer_cap; - PCIEAERLog aer_log; - unsigned int aer_intx; /* INTx for error reporting - * default is 0 = INTA# - * If the chip wants to use other interrupt - * line, initialize this member with the - * desired number. - * If the chip dynamically changes this member, - * also initialize it when loaded as - * appropreately. - */ -}; - -/* PCI express capability helper functions */ -int pcie_cap_init(PCIDevice *dev, uint8_t offset, uint8_t type, uint8_t port); -int pcie_endpoint_cap_init(PCIDevice *dev, uint8_t offset); -void pcie_cap_exit(PCIDevice *dev); -uint8_t pcie_cap_get_type(const PCIDevice *dev); -void pcie_cap_flags_set_vector(PCIDevice *dev, uint8_t vector); -uint8_t pcie_cap_flags_get_vector(PCIDevice *dev); - -void pcie_cap_deverr_init(PCIDevice *dev); -void pcie_cap_deverr_reset(PCIDevice *dev); - -void pcie_cap_slot_init(PCIDevice *dev, uint16_t slot); -void pcie_cap_slot_reset(PCIDevice *dev); -void pcie_cap_slot_write_config(PCIDevice *dev, - uint32_t addr, uint32_t val, int len); -int pcie_cap_slot_post_load(void *opaque, int version_id); -void pcie_cap_slot_push_attention_button(PCIDevice *dev); - -void pcie_cap_root_init(PCIDevice *dev); -void pcie_cap_root_reset(PCIDevice *dev); - -void pcie_cap_flr_init(PCIDevice *dev); -void pcie_cap_flr_write_config(PCIDevice *dev, - uint32_t addr, uint32_t val, int len); - -void pcie_cap_ari_init(PCIDevice *dev); -void pcie_cap_ari_reset(PCIDevice *dev); -bool pcie_cap_is_ari_enabled(const PCIDevice *dev); - -/* PCI express extended capability helper functions */ -uint16_t pcie_find_capability(PCIDevice *dev, uint16_t cap_id); -void pcie_add_capability(PCIDevice *dev, - uint16_t cap_id, uint8_t cap_ver, - uint16_t offset, uint16_t size); - -void pcie_ari_init(PCIDevice *dev, uint16_t offset, uint16_t nextfn); - -extern const VMStateDescription vmstate_pcie_device; - -#define VMSTATE_PCIE_DEVICE(_field, _state) { \ - .name = (stringify(_field)), \ - .size = sizeof(PCIDevice), \ - .vmsd = &vmstate_pcie_device, \ - .flags = VMS_STRUCT, \ - .offset = vmstate_offset_value(_state, _field, PCIDevice), \ -} - -#endif /* QEMU_PCIE_H */ |