diff options
Diffstat (limited to 'include/VBox/pci.h')
| -rw-r--r-- | include/VBox/pci.h | 197 |
1 files changed, 134 insertions, 63 deletions
diff --git a/include/VBox/pci.h b/include/VBox/pci.h index d51f506fe..dff13c6bb 100644 --- a/include/VBox/pci.h +++ b/include/VBox/pci.h @@ -54,8 +54,8 @@ typedef enum PCICONFIGCOMMAND * PCI Address space specification. * This is used when registering a I/O region. */ -/** Note: There are all sorts of dirty dependencies on the values in the - * pci device. Be careful when changing this. +/** + * Defined by the PCI specification. */ typedef enum PCIADDRESSSPACE { @@ -87,7 +87,6 @@ typedef enum PCIADDRESSSPACE * * @param enmType One of the PCI_ADDRESS_SPACE_* values. * - * @remarks The address is *NOT* relative to pci_mem_base. */ typedef DECLCALLBACK(int) FNPCIIOREGIONMAP(PPCIDEVICE pPciDev, /*unsigned*/ int iRegion, RTGCPHYS GCPhysAddress, uint32_t cb, PCIADDRESSSPACE enmType); /** Pointer to a FNPCIIOREGIONMAP() function. */ @@ -522,7 +521,7 @@ typedef struct PCIDevice #ifdef PCIDEVICEINT_DECLARED PCIDEVICEINT s; #endif - char padding[288]; + char padding[328]; } Int; /** Read only data. @@ -919,127 +918,180 @@ DECLINLINE(uint8_t) PCIDevGetInterruptPin(PPCIDEVICE pPciDev) } #ifdef PCIDEVICEINT_DECLARED -DECLINLINE(void) PCISetRequestedDevfunc(PPCIDEVICE pDev) +DECLINLINE(void) pciDevSetRequestedDevfunc(PPCIDEVICE pDev) { - pDev->Int.s.uFlags |= PCIDEV_FLAG_REQUESTED_DEVFUNC; + pDev->Int.s.fFlags |= PCIDEV_FLAG_REQUESTED_DEVFUNC; } -DECLINLINE(void) PCIClearRequestedDevfunc(PPCIDEVICE pDev) +DECLINLINE(void) pciDevClearRequestedDevfunc(PPCIDEVICE pDev) { - pDev->Int.s.uFlags &= ~PCIDEV_FLAG_REQUESTED_DEVFUNC; + pDev->Int.s.fFlags &= ~PCIDEV_FLAG_REQUESTED_DEVFUNC; } -DECLINLINE(bool) PCIIsRequestedDevfunc(PPCIDEVICE pDev) +DECLINLINE(bool) pciDevIsRequestedDevfunc(PPCIDEVICE pDev) { - return (pDev->Int.s.uFlags & PCIDEV_FLAG_REQUESTED_DEVFUNC) != 0; + return (pDev->Int.s.fFlags & PCIDEV_FLAG_REQUESTED_DEVFUNC) != 0; } -DECLINLINE(void) PCISetPci2PciBridge(PPCIDEVICE pDev) +DECLINLINE(void) pciDevSetPci2PciBridge(PPCIDEVICE pDev) { - pDev->Int.s.uFlags |= PCIDEV_FLAG_PCI_TO_PCI_BRIDGE; + pDev->Int.s.fFlags |= PCIDEV_FLAG_PCI_TO_PCI_BRIDGE; } -DECLINLINE(bool) PCIIsPci2PciBridge(PPCIDEVICE pDev) +DECLINLINE(bool) pciDevIsPci2PciBridge(PPCIDEVICE pDev) { - return (pDev->Int.s.uFlags & PCIDEV_FLAG_PCI_TO_PCI_BRIDGE) != 0; + return (pDev->Int.s.fFlags & PCIDEV_FLAG_PCI_TO_PCI_BRIDGE) != 0; } -DECLINLINE(void) PCISetPciExpress(PPCIDEVICE pDev) +DECLINLINE(void) pciDevSetPciExpress(PPCIDEVICE pDev) { - pDev->Int.s.uFlags |= PCIDEV_FLAG_PCI_EXPRESS_DEVICE; + pDev->Int.s.fFlags |= PCIDEV_FLAG_PCI_EXPRESS_DEVICE; } -DECLINLINE(bool) PCIIsPciExpress(PPCIDEVICE pDev) +DECLINLINE(bool) pciDevIsPciExpress(PPCIDEVICE pDev) { - return (pDev->Int.s.uFlags & PCIDEV_FLAG_PCI_EXPRESS_DEVICE) != 0; + return (pDev->Int.s.fFlags & PCIDEV_FLAG_PCI_EXPRESS_DEVICE) != 0; } -DECLINLINE(void) PCISetMsiCapable(PPCIDEVICE pDev) +DECLINLINE(void) pciDevSetMsiCapable(PPCIDEVICE pDev) { - pDev->Int.s.uFlags |= PCIDEV_FLAG_MSI_CAPABLE; + pDev->Int.s.fFlags |= PCIDEV_FLAG_MSI_CAPABLE; } -DECLINLINE(void) PCIClearMsiCapable(PPCIDEVICE pDev) +DECLINLINE(void) pciDevClearMsiCapable(PPCIDEVICE pDev) { - pDev->Int.s.uFlags &= ~PCIDEV_FLAG_MSI_CAPABLE; + pDev->Int.s.fFlags &= ~PCIDEV_FLAG_MSI_CAPABLE; } -DECLINLINE(bool) PCIIsMsiCapable(PPCIDEVICE pDev) +DECLINLINE(bool) pciDevIsMsiCapable(PPCIDEVICE pDev) { - return (pDev->Int.s.uFlags & PCIDEV_FLAG_MSI_CAPABLE) != 0; + return (pDev->Int.s.fFlags & PCIDEV_FLAG_MSI_CAPABLE) != 0; } -DECLINLINE(void) PCISetMsixCapable(PPCIDEVICE pDev) +DECLINLINE(void) pciDevSetMsi64Capable(PPCIDEVICE pDev) { - pDev->Int.s.uFlags |= PCIDEV_FLAG_MSIX_CAPABLE; + pDev->Int.s.fFlags |= PCIDEV_FLAG_MSI64_CAPABLE; } -DECLINLINE(void) PCIClearMsixCapable(PPCIDEVICE pDev) +DECLINLINE(void) pciDevClearMsi64Capable(PPCIDEVICE pDev) { - pDev->Int.s.uFlags &= ~PCIDEV_FLAG_MSIX_CAPABLE; + pDev->Int.s.fFlags &= ~PCIDEV_FLAG_MSI64_CAPABLE; } -DECLINLINE(bool) PCIIsMsixCapable(PPCIDEVICE pDev) +DECLINLINE(bool) pciDevIsMsi64Capable(PPCIDEVICE pDev) { - return (pDev->Int.s.uFlags & PCIDEV_FLAG_MSIX_CAPABLE) != 0; + return (pDev->Int.s.fFlags & PCIDEV_FLAG_MSI64_CAPABLE) != 0; +} + +DECLINLINE(void) pciDevSetMsixCapable(PPCIDEVICE pDev) +{ + pDev->Int.s.fFlags |= PCIDEV_FLAG_MSIX_CAPABLE; } -#endif -#ifdef __cplusplus +DECLINLINE(void) pciDevClearMsixCapable(PPCIDEVICE pDev) +{ + pDev->Int.s.fFlags &= ~PCIDEV_FLAG_MSIX_CAPABLE; +} + +DECLINLINE(bool) pciDevIsMsixCapable(PPCIDEVICE pDev) +{ + return (pDev->Int.s.fFlags & PCIDEV_FLAG_MSIX_CAPABLE) != 0; +} + +DECLINLINE(void) pciDevSetPassthrough(PPCIDEVICE pDev) +{ + pDev->Int.s.fFlags |= PCIDEV_FLAG_PASSTHROUGH; +} + +DECLINLINE(void) pciDevClearPassthrough(PPCIDEVICE pDev) +{ + pDev->Int.s.fFlags &= ~PCIDEV_FLAG_PASSTHROUGH; +} + +DECLINLINE(bool) pciDevIsPassthrough(PPCIDEVICE pDev) +{ + return (pDev->Int.s.fFlags & PCIDEV_FLAG_PASSTHROUGH) != 0; +} + +#endif /* PCIDEVICEINT_DECLARED */ + +#if defined(__cplusplus) && defined(IN_RING3) +/* For RTStrPrintf(). */ +#include <iprt/string.h> + +/** + * Class representing PCI address. PCI device consist of + * bus, device and function numbers. Generally device PCI + * address could be changed during runtime, but only by + * an OS PCI driver. + * + * @remarks C++ classes (structs included) are not generally accepted in + * VMM devices or drivers. An exception may be granted for this class + * if it's contained to ring-3 and that this is a one time exception + * which sets no precedent. + */ struct PciBusAddress { - int iBus; - int iDevice; - int iFn; + /** @todo: think if we'll need domain, which is higher + * word of the address. */ + int miBus; + int miDevice; + int miFn; PciBusAddress() { clear(); } - PciBusAddress(int bus, int device, int fn) + PciBusAddress(int iBus, int iDevice, int iFn) + { + init(iBus, iDevice, iFn); + } + + PciBusAddress(int32_t iAddr) { - init(bus, device, fn); + clear(); + fromLong(iAddr); } PciBusAddress& clear() { - iBus = iDevice = iFn = -1; + miBus = miDevice = miFn = -1; return *this; } - void init(int bus, int device, int fn) + void init(int iBus, int iDevice, int iFn) { - iBus = bus; - iDevice = device; - iFn = fn; + miBus = iBus; + miDevice = iDevice; + miFn = iFn; } void init(const PciBusAddress &a) { - iBus = a.iBus; - iDevice = a.iDevice; - iFn = a.iFn; + miBus = a.miBus; + miDevice = a.miDevice; + miFn = a.miFn; } bool operator<(const PciBusAddress &a) const { - if (iBus < a.iBus) + if (miBus < a.miBus) return true; - if (iBus > a.iBus) + if (miBus > a.miBus) return false; - if (iDevice < a.iDevice) + if (miDevice < a.miDevice) return true; - if (iDevice > a.iDevice) + if (miDevice > a.miDevice) return false; - if (iFn < a.iFn) + if (miFn < a.miFn) return true; - if (iFn > a.iFn) + if (miFn > a.miFn) return false; return false; @@ -1047,35 +1099,54 @@ struct PciBusAddress bool operator==(const PciBusAddress &a) const { - return (iBus == a.iBus) - && (iDevice == a.iDevice) - && (iFn == a.iFn); + return (miBus == a.miBus) + && (miDevice == a.miDevice) + && (miFn == a.miFn); } bool operator!=(const PciBusAddress &a) const { - return (iBus != a.iBus) - || (iDevice != a.iDevice) - || (iFn != a.iFn); + return (miBus != a.miBus) + || (miDevice != a.miDevice) + || (miFn != a.miFn); } bool valid() const { - return (iBus != -1) && (iDevice != -1) && (iFn != -1); + return (miBus != -1) + && (miDevice != -1) + && (miFn != -1); } int32_t asLong() const { Assert(valid()); - return (iBus << 8) | (iDevice << 3) | iFn; + return (miBus << 8) | (miDevice << 3) | miFn; } - void fromLong(int32_t value) + PciBusAddress& fromLong(int32_t value) { - iBus = (value >> 8) & 0xff; - iDevice = (value & 0xff) >> 3; - iFn = (value & 7); + miBus = (value >> 8) & 0xff; + miDevice = (value & 0xff) >> 3; + miFn = (value & 7); + return *this; } + + /** Create string representation of this PCI address. */ + bool format(char* szBuf, int32_t cBufSize) + { + if (cBufSize < (/* bus */ 2 + /* : */ 1 + /* device */ 2 + /* . */ 1 + /* function*/ 1 + /* \0 */1)) + return false; + + if (valid()) + RTStrPrintf(szBuf, cBufSize, "%02x:%02x.%01x", miBus, miDevice, miFn); + else + RTStrPrintf(szBuf, cBufSize, "%s", "<bad>"); + + return true; + } + + static const size_t cMaxAddrSize = 10; }; #endif /* __cplusplus */ |