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31 * Declaration of top level class for the Tsunami chipset. This class just
32 * retains pointers to all its children so the children can communicate.
35 #ifndef __DEV_TSUNAMI_HH__
36 #define __DEV_TSUNAMI_HH__
38 #include "dev/platform.hh"
50 * Top level class for Tsunami Chipset emulation.
51 * This structure just contains pointers to all the
52 * children so the children can commnicate to do the
56 class Tsunami : public Platform
59 /** Max number of CPUs in a Tsunami */
60 static const int Max_CPUs = 64;
62 /** Pointer to the system */
65 /** Pointer to the TsunamiIO device which has the RTC */
68 /** Pointer to the Tsunami CChip.
69 * The chip contains some configuration information and
70 * all the interrupt mask and status registers
74 /** Pointer to the Tsunami PChip.
75 * The pchip is the interface to the PCI bus, in our case
76 * it does not have to do much.
80 int intr_sum_type[Tsunami::Max_CPUs];
81 int ipi_pending[Tsunami::Max_CPUs];
85 * Constructor for the Tsunami Class.
86 * @param name name of the object
87 * @param con pointer to the console
88 * @param intrcontrol pointer to the interrupt controller
89 * @param intrFreq frequency that interrupts happen
91 Tsunami(const std::string &name, System *s, IntrControl *intctrl,
92 PciConfigAll *pci, int intrFreq);
95 * Return the interrupting frequency to AlphaAccess
96 * @return frequency of RTC interrupts
98 virtual Tick intrFrequency();
101 * Cause the cpu to post a serial interrupt to the CPU.
103 virtual void postConsoleInt();
106 * Clear a posted CPU interrupt (id=55)
108 virtual void clearConsoleInt();
111 * Cause the chipset to post a cpi interrupt to the CPU.
113 virtual void postPciInt(int line);
116 * Clear a posted PCI->CPU interrupt
118 virtual void clearPciInt(int line);
120 virtual Addr pciToDma(Addr pciAddr) const;
123 * Serialize this object to the given output stream.
124 * @param os The stream to serialize to.
126 virtual void serialize(std::ostream &os);
129 * Reconstruct the state of this object from a checkpoint.
130 * @param cp The checkpoint use.
131 * @param section The section name of this object
133 virtual void unserialize(Checkpoint *cp, const std::string §ion);
136 #endif // __DEV_TSUNAMI_HH__