Revision 247c97f3
| b/hw/pcie_aer.c | ||
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| 176 | 176 |
} |
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/* |
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* pcie_aer_msg() is called recursively by |
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* pcie_aer_msg_alldev(), pci_aer_msg_vbridge() and pcie_aer_msg_root_port() |
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*/ |
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static void pcie_aer_msg(PCIDevice *dev, const PCIEAERMsg *msg); |
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/* |
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* return value: |
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* true: error message is sent up
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* true: error message needs to be sent up
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* false: error message is masked |
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* |
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* 6.2.6 Error Message Control |
| ... | ... | |
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static bool |
| 194 | 188 |
pcie_aer_msg_alldev(PCIDevice *dev, const PCIEAERMsg *msg) |
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{
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PCIDevice *parent_port; |
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|
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if (!(pcie_aer_msg_is_uncor(msg) && |
| 199 | 191 |
(pci_get_word(dev->config + PCI_COMMAND) & PCI_COMMAND_SERR))) {
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return false; |
| ... | ... | |
| 220 | 212 |
} |
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/* send up error message */ |
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return true; |
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} |
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|
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/* Get parent port to send up error message on. |
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* TODO: clean up and open-code this logic */ |
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static PCIDevice *pcie_aer_parent_port(PCIDevice *dev) |
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{
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PCIDevice *parent_port; |
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if (pci_is_express(dev) && |
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pcie_cap_get_type(dev) == PCI_EXP_TYPE_ROOT_PORT) {
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/* Root port notify system itself, |
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/* Root port can notify system itself,
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or send the error message to root complex event collector. */ |
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/* |
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* if root port is associated to event collector, set
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* parent_port = root complex event collector
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* if root port is associated with an event collector,
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* return the root complex event collector here.
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* For now root complex event collector isn't supported. |
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*/ |
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parent_port = NULL; |
| ... | ... | |
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if (parent_port) {
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if (!pci_is_express(parent_port)) {
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/* just ignore it */ |
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return false;
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return NULL;
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} |
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pcie_aer_msg(parent_port, msg); |
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} |
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return true;
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return parent_port;
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} |
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|
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/* |
| ... | ... | |
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|
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/* |
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* 6.2.6 Error Message Control Figure 6-3 |
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* |
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* Returns true in case the error needs to |
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* be propagated up. |
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* TODO: open-code. |
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*/ |
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static void pcie_aer_msg(PCIDevice *dev, const PCIEAERMsg *msg)
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static bool pcie_send_aer_msg(PCIDevice *dev, const PCIEAERMsg *msg)
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{
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uint8_t type; |
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bool msg_sent; |
| ... | ... | |
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if (type == PCI_EXP_TYPE_ROOT_PORT && msg_sent) {
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pcie_aer_msg_root_port(dev, msg); |
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} |
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return msg_sent; |
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} |
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|
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static void pcie_aer_msg(PCIDevice *dev, const PCIEAERMsg *msg) |
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{
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bool send_to_parent; |
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while (dev) {
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if (!pcie_send_aer_msg(dev, msg)) {
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return; |
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} |
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dev = pcie_aer_parent_port(dev); |
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} |
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} |
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static void pcie_aer_update_log(PCIDevice *dev, const PCIEAERErr *err) |
| ... | ... | |
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VMSTATE_END_OF_LIST() |
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} |
| 826 | 841 |
}; |
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