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1 | e4c7d2ae | Isaku Yamahata | /*
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2 | e4c7d2ae | Isaku Yamahata | * msi.h
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3 | e4c7d2ae | Isaku Yamahata | *
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4 | e4c7d2ae | Isaku Yamahata | * Copyright (c) 2010 Isaku Yamahata <yamahata at valinux co jp>
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5 | e4c7d2ae | Isaku Yamahata | * VA Linux Systems Japan K.K.
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6 | e4c7d2ae | Isaku Yamahata | *
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7 | e4c7d2ae | Isaku Yamahata | * This program is free software; you can redistribute it and/or modify
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8 | e4c7d2ae | Isaku Yamahata | * it under the terms of the GNU General Public License as published by
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9 | e4c7d2ae | Isaku Yamahata | * the Free Software Foundation; either version 2 of the License, or
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10 | e4c7d2ae | Isaku Yamahata | * (at your option) any later version.
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11 | e4c7d2ae | Isaku Yamahata | |
12 | e4c7d2ae | Isaku Yamahata | * This program is distributed in the hope that it will be useful,
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13 | e4c7d2ae | Isaku Yamahata | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | e4c7d2ae | Isaku Yamahata | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | e4c7d2ae | Isaku Yamahata | * GNU General Public License for more details.
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16 | e4c7d2ae | Isaku Yamahata | |
17 | e4c7d2ae | Isaku Yamahata | * You should have received a copy of the GNU General Public License along
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18 | e4c7d2ae | Isaku Yamahata | * with this program; if not, see <http://www.gnu.org/licenses/>.
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19 | e4c7d2ae | Isaku Yamahata | */
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20 | e4c7d2ae | Isaku Yamahata | |
21 | e4c7d2ae | Isaku Yamahata | #ifndef QEMU_MSI_H
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22 | e4c7d2ae | Isaku Yamahata | #define QEMU_MSI_H
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23 | e4c7d2ae | Isaku Yamahata | |
24 | e4c7d2ae | Isaku Yamahata | #include "qemu-common.h" |
25 | e4c7d2ae | Isaku Yamahata | #include "pci.h" |
26 | e4c7d2ae | Isaku Yamahata | |
27 | e4c7d2ae | Isaku Yamahata | bool msi_enabled(const PCIDevice *dev); |
28 | e4c7d2ae | Isaku Yamahata | int msi_init(struct PCIDevice *dev, uint8_t offset, |
29 | e4c7d2ae | Isaku Yamahata | unsigned int nr_vectors, bool msi64bit, bool msi_per_vector_mask); |
30 | e4c7d2ae | Isaku Yamahata | void msi_uninit(struct PCIDevice *dev); |
31 | e4c7d2ae | Isaku Yamahata | void msi_reset(PCIDevice *dev);
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32 | e4c7d2ae | Isaku Yamahata | void msi_notify(PCIDevice *dev, unsigned int vector); |
33 | e4c7d2ae | Isaku Yamahata | void msi_write_config(PCIDevice *dev, uint32_t addr, uint32_t val, int len); |
34 | e4c7d2ae | Isaku Yamahata | unsigned int msi_nr_vectors_allocated(const PCIDevice *dev); |
35 | e4c7d2ae | Isaku Yamahata | |
36 | e4c7d2ae | Isaku Yamahata | static inline bool msi_present(const PCIDevice *dev) |
37 | e4c7d2ae | Isaku Yamahata | { |
38 | e4c7d2ae | Isaku Yamahata | return dev->cap_present & QEMU_PCI_CAP_MSI;
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39 | e4c7d2ae | Isaku Yamahata | } |
40 | e4c7d2ae | Isaku Yamahata | |
41 | e4c7d2ae | Isaku Yamahata | #endif /* QEMU_MSI_H */ |