Lines Matching refs:dev
84 #define MSI_DEV_PRINTF(dev, fmt, ...) \ argument
85 MSI_DPRINTF("%s:%x " fmt, (dev)->name, (dev)->devfn, ## __VA_ARGS__)
93 static inline uint8_t msi_flags_off(const PCIDevice* dev) in msi_flags_off() argument
95 return dev->msi_cap + PCI_MSI_FLAGS; in msi_flags_off()
98 static inline uint8_t msi_address_lo_off(const PCIDevice* dev) in msi_address_lo_off() argument
100 return dev->msi_cap + PCI_MSI_ADDRESS_LO; in msi_address_lo_off()
103 static inline uint8_t msi_address_hi_off(const PCIDevice* dev) in msi_address_hi_off() argument
105 return dev->msi_cap + PCI_MSI_ADDRESS_HI; in msi_address_hi_off()
108 static inline uint8_t msi_data_off(const PCIDevice* dev, bool msi64bit) in msi_data_off() argument
110 return dev->msi_cap + (msi64bit ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32); in msi_data_off()
113 static inline uint8_t msi_mask_off(const PCIDevice* dev, bool msi64bit) in msi_mask_off() argument
115 return dev->msi_cap + (msi64bit ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32); in msi_mask_off()
118 static inline uint8_t msi_pending_off(const PCIDevice* dev, bool msi64bit) in msi_pending_off() argument
120 return dev->msi_cap + (msi64bit ? PCI_MSI_PENDING_64 : PCI_MSI_PENDING_32); in msi_pending_off()
127 void msi_set_message(PCIDevice *dev, MSIMessage msg) in msi_set_message() argument
129 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_set_message()
133 pci_set_quad(dev->config + msi_address_lo_off(dev), msg.address); in msi_set_message()
135 pci_set_long(dev->config + msi_address_lo_off(dev), msg.address); in msi_set_message()
137 pci_set_word(dev->config + msi_data_off(dev, msi64bit), msg.data); in msi_set_message()
140 static MSIMessage msi_prepare_message(PCIDevice *dev, unsigned int vector) in msi_prepare_message() argument
142 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_prepare_message()
150 msg.address = pci_get_quad(dev->config + msi_address_lo_off(dev)); in msi_prepare_message()
152 msg.address = pci_get_long(dev->config + msi_address_lo_off(dev)); in msi_prepare_message()
156 msg.data = pci_get_word(dev->config + msi_data_off(dev, msi64bit)); in msi_prepare_message()
165 MSIMessage msi_get_message(PCIDevice *dev, unsigned int vector) in msi_get_message() argument
167 return dev->msi_prepare_message(dev, vector); in msi_get_message()
170 bool msi_enabled(const PCIDevice *dev) in msi_enabled() argument
172 return msi_present(dev) && in msi_enabled()
173 (pci_get_word(dev->config + msi_flags_off(dev)) & in msi_enabled()
193 int msi_init(struct PCIDevice *dev, uint8_t offset, in msi_init() argument
207 MSI_DEV_PRINTF(dev, in msi_init()
227 config_offset = pci_add_capability(dev, PCI_CAP_ID_MSI, offset, in msi_init()
233 dev->msi_cap = config_offset; in msi_init()
234 dev->cap_present |= QEMU_PCI_CAP_MSI; in msi_init()
236 pci_set_word(dev->config + msi_flags_off(dev), flags); in msi_init()
237 pci_set_word(dev->wmask + msi_flags_off(dev), in msi_init()
239 pci_set_long(dev->wmask + msi_address_lo_off(dev), in msi_init()
242 pci_set_long(dev->wmask + msi_address_hi_off(dev), 0xffffffff); in msi_init()
244 pci_set_word(dev->wmask + msi_data_off(dev, msi64bit), 0xffff); in msi_init()
248 pci_set_long(dev->wmask + msi_mask_off(dev, msi64bit), in msi_init()
252 dev->msi_prepare_message = msi_prepare_message; in msi_init()
257 void msi_uninit(struct PCIDevice *dev) in msi_uninit() argument
262 if (!msi_present(dev)) { in msi_uninit()
265 flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_uninit()
267 pci_del_capability(dev, PCI_CAP_ID_MSI, cap_size); in msi_uninit()
268 dev->cap_present &= ~QEMU_PCI_CAP_MSI; in msi_uninit()
269 dev->msi_prepare_message = NULL; in msi_uninit()
271 MSI_DEV_PRINTF(dev, "uninit\n"); in msi_uninit()
274 void msi_reset(PCIDevice *dev) in msi_reset() argument
279 if (!msi_present(dev)) { in msi_reset()
283 flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_reset()
287 pci_set_word(dev->config + msi_flags_off(dev), flags); in msi_reset()
288 pci_set_long(dev->config + msi_address_lo_off(dev), 0); in msi_reset()
290 pci_set_long(dev->config + msi_address_hi_off(dev), 0); in msi_reset()
292 pci_set_word(dev->config + msi_data_off(dev, msi64bit), 0); in msi_reset()
294 pci_set_long(dev->config + msi_mask_off(dev, msi64bit), 0); in msi_reset()
295 pci_set_long(dev->config + msi_pending_off(dev, msi64bit), 0); in msi_reset()
297 MSI_DEV_PRINTF(dev, "reset\n"); in msi_reset()
300 bool msi_is_masked(const PCIDevice *dev, unsigned int vector) in msi_is_masked() argument
302 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_is_masked()
311 data = pci_get_word(dev->config + msi_data_off(dev, msi64bit)); in msi_is_masked()
316 mask = pci_get_long(dev->config + in msi_is_masked()
317 msi_mask_off(dev, flags & PCI_MSI_FLAGS_64BIT)); in msi_is_masked()
321 void msi_set_mask(PCIDevice *dev, int vector, bool mask, Error **errp) in msi_set_mask() argument
323 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_set_mask()
335 irq_state = pci_get_long(dev->config + msi_mask_off(dev, msi64bit)); in msi_set_mask()
343 pci_set_long(dev->config + msi_mask_off(dev, msi64bit), irq_state); in msi_set_mask()
345 pending = pci_get_long(dev->config + msi_pending_off(dev, msi64bit)); in msi_set_mask()
348 pci_set_long(dev->config + msi_pending_off(dev, msi64bit), pending); in msi_set_mask()
349 msi_notify(dev, vector); in msi_set_mask()
353 void msi_notify(PCIDevice *dev, unsigned int vector) in msi_notify() argument
355 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_notify()
361 if (msi_is_masked(dev, vector)) { in msi_notify()
364 dev->config + msi_pending_off(dev, msi64bit), 1U << vector); in msi_notify()
365 MSI_DEV_PRINTF(dev, "pending vector 0x%x\n", vector); in msi_notify()
369 msg = msi_get_message(dev, vector); in msi_notify()
371 MSI_DEV_PRINTF(dev, in msi_notify()
375 msi_send_message(dev, msg); in msi_notify()
378 void msi_send_message(PCIDevice *dev, MSIMessage msg) in msi_send_message() argument
380 dev->msi_trigger(dev, msg); in msi_send_message()
384 void msi_write_config(PCIDevice *dev, uint32_t addr, uint32_t val, int len) in msi_write_config() argument
386 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_write_config()
395 if (!msi_present(dev) || in msi_write_config()
396 !ranges_overlap(addr, len, dev->msi_cap, msi_cap_sizeof(flags))) { in msi_write_config()
401 MSI_DEV_PRINTF(dev, "addr 0x%"PRIx32" val 0x%"PRIx32" len %d\n", in msi_write_config()
403 MSI_DEV_PRINTF(dev, "ctrl: 0x%"PRIx16" address: 0x%"PRIx32, in msi_write_config()
405 pci_get_long(dev->config + msi_address_lo_off(dev))); in msi_write_config()
408 pci_get_long(dev->config + msi_address_hi_off(dev))); in msi_write_config()
411 pci_get_word(dev->config + msi_data_off(dev, msi64bit))); in msi_write_config()
414 pci_get_long(dev->config + msi_mask_off(dev, msi64bit)), in msi_write_config()
415 pci_get_long(dev->config + msi_pending_off(dev, msi64bit))); in msi_write_config()
422 MSIMessage msg = msi_prepare_message(dev, vector); in msi_write_config()
424 xen_evtchn_snoop_msi(dev, false, vector, msg.address, msg.data, in msi_write_config()
425 msi_is_masked(dev, vector)); in msi_write_config()
444 pci_device_deassert_intx(dev); in msi_write_config()
458 pci_set_word(dev->config + msi_flags_off(dev), flags); in msi_write_config()
470 pending = pci_get_long(dev->config + msi_pending_off(dev, msi64bit)); in msi_write_config()
472 pci_set_long(dev->config + msi_pending_off(dev, msi64bit), pending); in msi_write_config()
476 if (msi_is_masked(dev, vector) || !(pending & (1U << vector))) { in msi_write_config()
481 dev->config + msi_pending_off(dev, msi64bit), 1U << vector); in msi_write_config()
482 msi_notify(dev, vector); in msi_write_config()
486 unsigned int msi_nr_vectors_allocated(const PCIDevice *dev) in msi_nr_vectors_allocated() argument
488 uint16_t flags = pci_get_word(dev->config + msi_flags_off(dev)); in msi_nr_vectors_allocated()