hw/ppc_mac.h

   1 /*
   2  * QEMU PowerMac emulation shared definitions and prototypes
   3  *
   4  * Copyright (c) 2004-2007 Fabrice Bellard
   5  * Copyright (c) 2007 Jocelyn Mayer
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11  * copies of the Software, and to permit persons to whom the Software is
  12  * furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in
  15  * all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  23  * THE SOFTWARE.
  24  */
  25 #if !defined(__PPC_MAC_H__)
  26 #define __PPC_MAC_H__
  27
  28 #include "exec/memory.h"
  29
  30 /* SMP is not enabled, for now */
  31 #define MAX_CPUS 1
  32
  33 #define BIOS_SIZE     (1024 * 1024)
  34 #define BIOS_FILENAME "ppc_rom.bin"
  35 #define NVRAM_SIZE        0x2000
  36 #define PROM_FILENAME    "openbios-ppc"
  37 #define PROM_ADDR         0xfff00000
  38
  39 #define KERNEL_LOAD_ADDR 0x01000000
  40 #define KERNEL_GAP       0x00100000
  41
  42 #define ESCC_CLOCK 3686400
  43
  44 /* Cuda */
  45 void cuda_init (MemoryRegion **cuda_mem, qemu_irq irq);
  46
  47 /* MacIO */
  48 void macio_init (PCIBus *bus, int device_id, int is_oldworld,
  49                  MemoryRegion *pic_mem, MemoryRegion *dbdma_mem,
  50                  MemoryRegion *cuda_mem, void *nvram,
  51                  int nb_ide, MemoryRegion **ide_mem, MemoryRegion *escc_mem);
  52
  53 /* Heathrow PIC */
  54 qemu_irq *heathrow_pic_init(MemoryRegion **pmem,
  55                             int nb_cpus, qemu_irq **irqs);
  56
  57 /* Grackle PCI */
  58 #define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
  59 PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
  60                          MemoryRegion *address_space_mem,
  61                          MemoryRegion *address_space_io);
  62
  63 /* UniNorth PCI */
  64 PCIBus *pci_pmac_init(qemu_irq *pic,
  65                       MemoryRegion *address_space_mem,
  66                       MemoryRegion *address_space_io);
  67 PCIBus *pci_pmac_u3_init(qemu_irq *pic,
  68                          MemoryRegion *address_space_mem,
  69                          MemoryRegion *address_space_io);
  70
  71 /* Mac NVRAM */
  72 typedef struct MacIONVRAMState MacIONVRAMState;
  73
  74 MacIONVRAMState *macio_nvram_init (hwaddr size,
  75                                    unsigned int it_shift);
  76 void macio_nvram_setup_bar(MacIONVRAMState *s, MemoryRegion *bar,
  77                            hwaddr mem_base);
  78 void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len);
  79 uint32_t macio_nvram_read (void *opaque, uint32_t addr);
  80 void macio_nvram_write (void *opaque, uint32_t addr, uint32_t val);
  81 #endif /* !defined(__PPC_MAC_H__) */