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
  26 #ifndef PPC_MAC_H
  27 #define PPC_MAC_H
  28
  29 #include "exec/memory.h"
  30 #include "hw/sysbus.h"
  31 #include "hw/ide/internal.h"
  32 #include "hw/input/adb.h"
  33 #include "hw/misc/mos6522.h"
  34 #include "hw/pci/pci_host.h"
  35 #include "hw/pci-host/uninorth.h"
  36
  37 /* SMP is not enabled, for now */
  38 #define MAX_CPUS 1
  39
  40 #define BIOS_SIZE     (1024 * 1024)
  41 #define NVRAM_SIZE        0x2000
  42 #define PROM_FILENAME    "openbios-ppc"
  43 #define PROM_ADDR         0xfff00000
  44
  45 #define KERNEL_LOAD_ADDR 0x01000000
  46 #define KERNEL_GAP       0x00100000
  47
  48 #define ESCC_CLOCK 3686400
  49
  50 /* Old World IRQs */
  51 #define OLDWORLD_CUDA_IRQ      0x12
  52 #define OLDWORLD_ESCCB_IRQ     0x10
  53 #define OLDWORLD_ESCCA_IRQ     0xf
  54 #define OLDWORLD_IDE0_IRQ      0xd
  55 #define OLDWORLD_IDE0_DMA_IRQ  0x2
  56 #define OLDWORLD_IDE1_IRQ      0xe
  57 #define OLDWORLD_IDE1_DMA_IRQ  0x3
  58
  59 /* New World IRQs */
  60 #define NEWWORLD_CUDA_IRQ      0x19
  61 #define NEWWORLD_ESCCB_IRQ     0x24
  62 #define NEWWORLD_ESCCA_IRQ     0x25
  63 #define NEWWORLD_IDE0_IRQ      0xd
  64 #define NEWWORLD_IDE0_DMA_IRQ  0x2
  65 #define NEWWORLD_IDE1_IRQ      0xe
  66 #define NEWWORLD_IDE1_DMA_IRQ  0x3
  67
  68 /* MacIO */
  69 #define TYPE_MACIO_IDE "macio-ide"
  70 #define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
  71
  72 typedef struct MACIOIDEState {
  73     /*< private >*/
  74     SysBusDevice parent_obj;
  75     /*< public >*/
  76     uint32_t channel;
  77     qemu_irq real_ide_irq;
  78     qemu_irq real_dma_irq;
  79     qemu_irq ide_irq;
  80     qemu_irq dma_irq;
  81
  82     MemoryRegion mem;
  83     IDEBus bus;
  84     IDEDMA dma;
  85     void *dbdma;
  86     bool dma_active;
  87     uint32_t timing_reg;
  88     uint32_t irq_reg;
  89 } MACIOIDEState;
  90
  91 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
  92 void macio_ide_register_dma(MACIOIDEState *ide);
  93
  94 void macio_init(PCIDevice *dev,
  95                 MemoryRegion *pic_mem);
  96
  97 /* Grackle PCI */
  98 #define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
  99
 100 /* UniNorth PCI */
 101 UNINHostState *pci_pmac_init(qemu_irq *pic,
 102                              MemoryRegion *address_space_mem);
 103 UNINHostState *pci_pmac_u3_init(qemu_irq *pic,
 104                                 MemoryRegion *address_space_mem);
 105
 106 /* Mac NVRAM */
 107 #define TYPE_MACIO_NVRAM "macio-nvram"
 108 #define MACIO_NVRAM(obj) \
 109     OBJECT_CHECK(MacIONVRAMState, (obj), TYPE_MACIO_NVRAM)
 110
 111 typedef struct MacIONVRAMState {
 112     /*< private >*/
 113     SysBusDevice parent_obj;
 114     /*< public >*/
 115
 116     uint32_t size;
 117     uint32_t it_shift;
 118
 119     MemoryRegion mem;
 120     uint8_t *data;
 121 } MacIONVRAMState;
 122
 123 void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len);
 124 #endif /* PPC_MAC_H */