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 #include "hw/sysbus.h"
  30
  31 /* SMP is not enabled, for now */
  32 #define MAX_CPUS 1
  33
  34 #define BIOS_SIZE     (1024 * 1024)
  35 #define BIOS_FILENAME "ppc_rom.bin"
  36 #define NVRAM_SIZE        0x2000
  37 #define PROM_FILENAME    "openbios-ppc"
  38 #define PROM_ADDR         0xfff00000
  39
  40 #define KERNEL_LOAD_ADDR 0x01000000
  41 #define KERNEL_GAP       0x00100000
  42
  43 #define ESCC_CLOCK 3686400
  44
  45 /* Cuda */
  46 void cuda_init (MemoryRegion **cuda_mem, qemu_irq irq);
  47
  48 /* MacIO */
  49 #define TYPE_OLDWORLD_MACIO "macio-oldworld"
  50 #define TYPE_NEWWORLD_MACIO "macio-newworld"
  51 void macio_init(PCIDevice *dev,
  52                 MemoryRegion *pic_mem, MemoryRegion *dbdma_mem,
  53                 MemoryRegion *cuda_mem,
  54                 int nb_ide, MemoryRegion **ide_mem, MemoryRegion *escc_mem);
  55
  56 /* Heathrow PIC */
  57 qemu_irq *heathrow_pic_init(MemoryRegion **pmem,
  58                             int nb_cpus, qemu_irq **irqs);
  59
  60 /* Grackle PCI */
  61 #define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
  62 PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
  63                          MemoryRegion *address_space_mem,
  64                          MemoryRegion *address_space_io);
  65
  66 /* UniNorth PCI */
  67 PCIBus *pci_pmac_init(qemu_irq *pic,
  68                       MemoryRegion *address_space_mem,
  69                       MemoryRegion *address_space_io);
  70 PCIBus *pci_pmac_u3_init(qemu_irq *pic,
  71                          MemoryRegion *address_space_mem,
  72                          MemoryRegion *address_space_io);
  73
  74 /* Mac NVRAM */
  75 #define TYPE_MACIO_NVRAM "macio-nvram"
  76 #define MACIO_NVRAM(obj) \
  77     OBJECT_CHECK(MacIONVRAMState, (obj), TYPE_MACIO_NVRAM)
  78
  79 typedef struct MacIONVRAMState {
  80     /*< private >*/
  81     SysBusDevice parent_obj;
  82     /*< public >*/
  83
  84     uint32_t size;
  85     uint32_t it_shift;
  86
  87     MemoryRegion mem;
  88     uint8_t *data;
  89 } MacIONVRAMState;
  90
  91 void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len);
  92 uint8_t macio_nvram_read(MacIONVRAMState *s, uint32_t addr);
  93 void macio_nvram_write(MacIONVRAMState *s, uint32_t addr, uint8_t val);
  94 #endif /* !defined(__PPC_MAC_H__) */