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/boards.h"
  31 #include "hw/sysbus.h"
  32 #include "hw/ide/internal.h"
  33 #include "hw/input/adb.h"
  34 #include "hw/misc/mos6522.h"
  35 #include "hw/pci/pci_host.h"
  36 #include "hw/pci-host/uninorth.h"
  37
  38 /* SMP is not enabled, for now */
  39 #define MAX_CPUS 1
  40
  41 #define BIOS_SIZE     (1024 * 1024)
  42 #define NVRAM_SIZE        0x2000
  43 #define PROM_FILENAME    "openbios-ppc"
  44 #define PROM_ADDR         0xfff00000
  45
  46 #define KERNEL_LOAD_ADDR 0x01000000
  47 #define KERNEL_GAP       0x00100000
  48
  49 #define ESCC_CLOCK 3686400
  50
  51 /* Old World IRQs */
  52 #define OLDWORLD_CUDA_IRQ      0x12
  53 #define OLDWORLD_ESCCB_IRQ     0x10
  54 #define OLDWORLD_ESCCA_IRQ     0xf
  55 #define OLDWORLD_IDE0_IRQ      0xd
  56 #define OLDWORLD_IDE0_DMA_IRQ  0x2
  57 #define OLDWORLD_IDE1_IRQ      0xe
  58 #define OLDWORLD_IDE1_DMA_IRQ  0x3
  59
  60 /* New World IRQs */
  61 #define NEWWORLD_CUDA_IRQ      0x19
  62 #define NEWWORLD_ESCCB_IRQ     0x24
  63 #define NEWWORLD_ESCCA_IRQ     0x25
  64 #define NEWWORLD_IDE0_IRQ      0xd
  65 #define NEWWORLD_IDE0_DMA_IRQ  0x2
  66 #define NEWWORLD_IDE1_IRQ      0xe
  67 #define NEWWORLD_IDE1_DMA_IRQ  0x3
  68
  69 /* Core99 machine */
  70 #define TYPE_CORE99_MACHINE MACHINE_TYPE_NAME("mac99")
  71 #define CORE99_MACHINE(obj) OBJECT_CHECK(Core99MachineState, (obj), \
  72                                          TYPE_CORE99_MACHINE)
  73
  74 #define CORE99_VIA_CONFIG_CUDA     0x0
  75 #define CORE99_VIA_CONFIG_PMU      0x1
  76 #define CORE99_VIA_CONFIG_PMU_ADB  0x2
  77
  78 typedef struct Core99MachineState {
  79     /*< private >*/
  80     MachineState parent;
  81
  82     uint8_t via_config;
  83 } Core99MachineState;
  84
  85 /* MacIO */
  86 #define TYPE_MACIO_IDE "macio-ide"
  87 #define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
  88
  89 typedef struct MACIOIDEState {
  90     /*< private >*/
  91     SysBusDevice parent_obj;
  92     /*< public >*/
  93     uint32_t channel;
  94     qemu_irq real_ide_irq;
  95     qemu_irq real_dma_irq;
  96     qemu_irq ide_irq;
  97     qemu_irq dma_irq;
  98
  99     MemoryRegion mem;
 100     IDEBus bus;
 101     IDEDMA dma;
 102     void *dbdma;
 103     bool dma_active;
 104     uint32_t timing_reg;
 105     uint32_t irq_reg;
 106 } MACIOIDEState;
 107
 108 void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
 109 void macio_ide_register_dma(MACIOIDEState *ide);
 110
 111 /* Grackle PCI */
 112 #define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
 113
 114 /* Mac NVRAM */
 115 #define TYPE_MACIO_NVRAM "macio-nvram"
 116 #define MACIO_NVRAM(obj) \
 117     OBJECT_CHECK(MacIONVRAMState, (obj), TYPE_MACIO_NVRAM)
 118
 119 typedef struct MacIONVRAMState {
 120     /*< private >*/
 121     SysBusDevice parent_obj;
 122     /*< public >*/
 123
 124     uint32_t size;
 125     uint32_t it_shift;
 126
 127     MemoryRegion mem;
 128     uint8_t *data;
 129 } MacIONVRAMState;
 130
 131 void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len);
 132 #endif /* PPC_MAC_H */