09a573474b
Add the relevant hooks as required for the MacOS timer calibration and delayed SR interrupt. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
196 lines
5.8 KiB
C
196 lines
5.8 KiB
C
/*
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* QEMU PowerMac emulation shared definitions and prototypes
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*
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* Copyright (c) 2004-2007 Fabrice Bellard
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* Copyright (c) 2007 Jocelyn Mayer
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef PPC_MAC_H
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#define PPC_MAC_H
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#include "exec/memory.h"
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#include "hw/sysbus.h"
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#include "hw/ide/internal.h"
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#include "hw/input/adb.h"
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#include "hw/misc/mos6522.h"
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/* SMP is not enabled, for now */
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#define MAX_CPUS 1
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#define BIOS_SIZE (1024 * 1024)
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#define NVRAM_SIZE 0x2000
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#define PROM_FILENAME "openbios-ppc"
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#define PROM_ADDR 0xfff00000
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#define KERNEL_LOAD_ADDR 0x01000000
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#define KERNEL_GAP 0x00100000
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#define ESCC_CLOCK 3686400
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/* CUDA commands (2nd byte) */
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#define CUDA_WARM_START 0x0
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#define CUDA_AUTOPOLL 0x1
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#define CUDA_GET_6805_ADDR 0x2
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#define CUDA_GET_TIME 0x3
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#define CUDA_GET_PRAM 0x7
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#define CUDA_SET_6805_ADDR 0x8
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#define CUDA_SET_TIME 0x9
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#define CUDA_POWERDOWN 0xa
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#define CUDA_POWERUP_TIME 0xb
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#define CUDA_SET_PRAM 0xc
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#define CUDA_MS_RESET 0xd
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#define CUDA_SEND_DFAC 0xe
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#define CUDA_BATTERY_SWAP_SENSE 0x10
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#define CUDA_RESET_SYSTEM 0x11
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#define CUDA_SET_IPL 0x12
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#define CUDA_FILE_SERVER_FLAG 0x13
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#define CUDA_SET_AUTO_RATE 0x14
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#define CUDA_GET_AUTO_RATE 0x16
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#define CUDA_SET_DEVICE_LIST 0x19
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#define CUDA_GET_DEVICE_LIST 0x1a
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#define CUDA_SET_ONE_SECOND_MODE 0x1b
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#define CUDA_SET_POWER_MESSAGES 0x21
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#define CUDA_GET_SET_IIC 0x22
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#define CUDA_WAKEUP 0x23
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#define CUDA_TIMER_TICKLE 0x24
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#define CUDA_COMBINED_FORMAT_IIC 0x25
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/* Cuda */
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#define TYPE_CUDA "cuda"
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#define CUDA(obj) OBJECT_CHECK(CUDAState, (obj), TYPE_CUDA)
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typedef struct MOS6522CUDAState MOS6522CUDAState;
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typedef struct CUDAState {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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MemoryRegion mem;
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ADBBusState adb_bus;
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MOS6522CUDAState *mos6522_cuda;
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uint32_t tick_offset;
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uint64_t tb_frequency;
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uint8_t last_b;
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uint8_t last_acr;
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/* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */
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uint64_t sr_delay_ns;
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QEMUTimer *sr_delay_timer;
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int data_in_size;
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int data_in_index;
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int data_out_index;
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qemu_irq irq;
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uint16_t adb_poll_mask;
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uint8_t autopoll_rate_ms;
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uint8_t autopoll;
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uint8_t data_in[128];
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uint8_t data_out[16];
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QEMUTimer *adb_poll_timer;
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} CUDAState;
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/* MOS6522 CUDA */
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typedef struct MOS6522CUDAState {
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/*< private >*/
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MOS6522State parent_obj;
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CUDAState *cuda;
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} MOS6522CUDAState;
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#define TYPE_MOS6522_CUDA "mos6522-cuda"
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#define MOS6522_CUDA(obj) OBJECT_CHECK(MOS6522CUDAState, (obj), \
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TYPE_MOS6522_CUDA)
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/* MacIO */
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#define TYPE_OLDWORLD_MACIO "macio-oldworld"
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#define TYPE_NEWWORLD_MACIO "macio-newworld"
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#define TYPE_MACIO_IDE "macio-ide"
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#define MACIO_IDE(obj) OBJECT_CHECK(MACIOIDEState, (obj), TYPE_MACIO_IDE)
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typedef struct MACIOIDEState {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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uint32_t channel;
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qemu_irq real_ide_irq;
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qemu_irq real_dma_irq;
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qemu_irq ide_irq;
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qemu_irq dma_irq;
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MemoryRegion mem;
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IDEBus bus;
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IDEDMA dma;
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void *dbdma;
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bool dma_active;
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uint32_t timing_reg;
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uint32_t irq_reg;
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} MACIOIDEState;
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void macio_ide_init_drives(MACIOIDEState *ide, DriveInfo **hd_table);
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void macio_ide_register_dma(MACIOIDEState *ide);
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void macio_init(PCIDevice *dev,
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MemoryRegion *pic_mem,
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MemoryRegion *escc_mem);
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/* Heathrow PIC */
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qemu_irq *heathrow_pic_init(MemoryRegion **pmem,
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int nb_cpus, qemu_irq **irqs);
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/* Grackle PCI */
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#define TYPE_GRACKLE_PCI_HOST_BRIDGE "grackle-pcihost"
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PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_io);
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/* UniNorth PCI */
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PCIBus *pci_pmac_init(qemu_irq *pic,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_io);
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PCIBus *pci_pmac_u3_init(qemu_irq *pic,
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MemoryRegion *address_space_mem,
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MemoryRegion *address_space_io);
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/* Mac NVRAM */
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#define TYPE_MACIO_NVRAM "macio-nvram"
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#define MACIO_NVRAM(obj) \
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OBJECT_CHECK(MacIONVRAMState, (obj), TYPE_MACIO_NVRAM)
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typedef struct MacIONVRAMState {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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uint32_t size;
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uint32_t it_shift;
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MemoryRegion mem;
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uint8_t *data;
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} MacIONVRAMState;
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void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len);
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#endif /* PPC_MAC_H */
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