2006-05-13 18:11:23 +02:00
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/*
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* QEMU Uninorth PCI host (for all Mac99 and newer machines)
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*
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* Copyright (c) 2006 Fabrice Bellard
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2007-09-16 23:08:06 +02:00
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*
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2006-05-13 18:11:23 +02:00
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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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2007-11-17 18:14:51 +01:00
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#include "hw.h"
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#include "ppc_mac.h"
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#include "pci.h"
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2009-10-30 13:21:06 +01:00
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#include "pci_host.h"
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2007-11-17 18:14:51 +01:00
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2009-02-05 21:22:07 +01:00
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/* debug UniNorth */
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//#define DEBUG_UNIN
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#ifdef DEBUG_UNIN
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2009-05-13 19:53:17 +02:00
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#define UNIN_DPRINTF(fmt, ...) \
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do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
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2009-02-05 21:22:07 +01:00
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#else
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2009-05-13 19:53:17 +02:00
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#define UNIN_DPRINTF(fmt, ...)
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2009-02-05 21:22:07 +01:00
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#endif
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2010-02-09 17:37:04 +01:00
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static const int unin_irq_line[] = { 0x1b, 0x1c, 0x1d, 0x1e };
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2009-07-31 22:23:28 +02:00
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typedef struct UNINState {
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SysBusDevice busdev;
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PCIHostState host_state;
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2010-02-09 17:37:01 +01:00
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ReadWriteHandler data_handler;
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2009-07-31 22:23:28 +02:00
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} UNINState;
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2006-05-13 18:11:23 +02:00
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2006-09-24 02:16:34 +02:00
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static int pci_unin_map_irq(PCIDevice *pci_dev, int irq_num)
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2006-05-13 18:11:23 +02:00
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{
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2010-02-09 17:37:04 +01:00
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int retval;
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int devfn = pci_dev->devfn & 0x00FFFFFF;
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retval = (((devfn >> 11) & 0x1F) + irq_num) & 3;
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return retval;
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2006-09-24 02:16:34 +02:00
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}
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2009-08-28 15:28:17 +02:00
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static void pci_unin_set_irq(void *opaque, int irq_num, int level)
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2006-09-24 02:16:34 +02:00
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{
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2009-08-28 15:28:17 +02:00
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qemu_irq *pic = opaque;
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2010-02-09 17:37:04 +01:00
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UNIN_DPRINTF("%s: setting INT %d = %d\n", __func__,
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unin_irq_line[irq_num], level);
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qemu_set_irq(pic[unin_irq_line[irq_num]], level);
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2006-05-13 18:11:23 +02:00
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}
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2009-02-05 21:22:07 +01:00
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static void pci_unin_save(QEMUFile* f, void *opaque)
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{
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PCIDevice *d = opaque;
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pci_device_save(d, f);
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}
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static int pci_unin_load(QEMUFile* f, void *opaque, int version_id)
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{
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PCIDevice *d = opaque;
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if (version_id != 1)
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return -EINVAL;
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return pci_device_load(d, f);
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}
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static void pci_unin_reset(void *opaque)
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{
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}
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2010-02-09 17:37:01 +01:00
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static uint32_t unin_get_config_reg(uint32_t reg, uint32_t addr)
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{
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uint32_t retval;
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if (reg & (1u << 31)) {
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/* XXX OpenBIOS compatibility hack */
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retval = reg | (addr & 3);
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} else if (reg & 1) {
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/* CFA1 style */
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retval = (reg & ~7u) | (addr & 7);
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} else {
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uint32_t slot, func;
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/* Grab CFA0 style values */
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slot = ffs(reg & 0xfffff800) - 1;
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func = (reg >> 8) & 7;
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/* ... and then convert them to x86 format */
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/* config pointer */
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retval = (reg & (0xff - 7)) | (addr & 7);
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/* slot */
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retval |= slot << 11;
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/* fn */
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retval |= func << 8;
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}
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UNIN_DPRINTF("Converted config space accessor %08x/%08x -> %08x\n",
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reg, addr, retval);
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return retval;
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}
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static void unin_data_write(ReadWriteHandler *handler,
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pcibus_t addr, uint32_t val, int len)
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{
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UNINState *s = container_of(handler, UNINState, data_handler);
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val = qemu_bswap_len(val, len);
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UNIN_DPRINTF("write addr %" FMT_PCIBUS " len %d val %x\n", addr, len, val);
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pci_data_write(s->host_state.bus,
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unin_get_config_reg(s->host_state.config_reg, addr),
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val, len);
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}
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static uint32_t unin_data_read(ReadWriteHandler *handler,
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pcibus_t addr, int len)
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{
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UNINState *s = container_of(handler, UNINState, data_handler);
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uint32_t val;
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val = pci_data_read(s->host_state.bus,
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unin_get_config_reg(s->host_state.config_reg, addr),
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len);
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UNIN_DPRINTF("read addr %" FMT_PCIBUS " len %d val %x\n", addr, len, val);
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val = qemu_bswap_len(val, len);
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return val;
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}
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2009-08-14 10:36:05 +02:00
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static int pci_unin_main_init_device(SysBusDevice *dev)
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2006-05-13 18:11:23 +02:00
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{
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UNINState *s;
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int pci_mem_config, pci_mem_data;
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/* Use values found on a real PowerMac */
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/* Uninorth main bus */
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2009-07-31 22:23:28 +02:00
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s = FROM_SYSBUS(UNINState, dev);
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2006-05-13 18:11:23 +02:00
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2010-03-21 20:47:15 +01:00
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pci_mem_config = pci_host_conf_register_mmio(&s->host_state, 1);
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2010-02-09 17:37:01 +01:00
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s->data_handler.read = unin_data_read;
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s->data_handler.write = unin_data_write;
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pci_mem_data = cpu_register_io_memory_simple(&s->data_handler);
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2009-07-31 22:23:28 +02:00
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sysbus_init_mmio(dev, 0x1000, pci_mem_config);
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sysbus_init_mmio(dev, 0x1000, pci_mem_data);
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2010-06-25 19:09:07 +02:00
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register_savevm(&dev->qdev, "uninorth", 0, 1,
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pci_unin_save, pci_unin_load, &s->host_state);
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2009-07-31 22:23:28 +02:00
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qemu_register_reset(pci_unin_reset, &s->host_state);
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2009-08-14 10:36:05 +02:00
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return 0;
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2009-07-31 22:23:28 +02:00
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}
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2010-02-09 17:37:02 +01:00
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static int pci_u3_agp_init_device(SysBusDevice *dev)
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{
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UNINState *s;
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int pci_mem_config, pci_mem_data;
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/* Uninorth U3 AGP bus */
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s = FROM_SYSBUS(UNINState, dev);
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2010-03-21 20:47:15 +01:00
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pci_mem_config = pci_host_conf_register_mmio(&s->host_state, 1);
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2010-02-09 17:37:02 +01:00
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s->data_handler.read = unin_data_read;
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s->data_handler.write = unin_data_write;
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pci_mem_data = cpu_register_io_memory_simple(&s->data_handler);
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sysbus_init_mmio(dev, 0x1000, pci_mem_config);
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sysbus_init_mmio(dev, 0x1000, pci_mem_data);
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2010-06-25 19:09:07 +02:00
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register_savevm(&dev->qdev, "uninorth", 0, 1,
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pci_unin_save, pci_unin_load, &s->host_state);
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2010-02-09 17:37:02 +01:00
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qemu_register_reset(pci_unin_reset, &s->host_state);
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return 0;
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}
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2009-08-14 10:36:05 +02:00
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static int pci_unin_agp_init_device(SysBusDevice *dev)
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2009-07-31 22:23:28 +02:00
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{
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UNINState *s;
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int pci_mem_config, pci_mem_data;
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/* Uninorth AGP bus */
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s = FROM_SYSBUS(UNINState, dev);
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2010-03-21 20:47:15 +01:00
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pci_mem_config = pci_host_conf_register_mmio(&s->host_state, 0);
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pci_mem_data = pci_host_data_register_mmio(&s->host_state, 1);
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2009-07-31 22:23:28 +02:00
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sysbus_init_mmio(dev, 0x1000, pci_mem_config);
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sysbus_init_mmio(dev, 0x1000, pci_mem_data);
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2009-08-14 10:36:05 +02:00
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return 0;
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2009-07-31 22:23:28 +02:00
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}
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2009-08-14 10:36:05 +02:00
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static int pci_unin_internal_init_device(SysBusDevice *dev)
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2009-07-31 22:23:28 +02:00
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{
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UNINState *s;
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int pci_mem_config, pci_mem_data;
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/* Uninorth internal bus */
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s = FROM_SYSBUS(UNINState, dev);
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2010-03-21 20:47:15 +01:00
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pci_mem_config = pci_host_conf_register_mmio(&s->host_state, 0);
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pci_mem_data = pci_host_data_register_mmio(&s->host_state, 1);
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2009-07-31 22:23:28 +02:00
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sysbus_init_mmio(dev, 0x1000, pci_mem_config);
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sysbus_init_mmio(dev, 0x1000, pci_mem_data);
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2009-08-14 10:36:05 +02:00
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return 0;
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2009-07-31 22:23:28 +02:00
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}
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PCIBus *pci_pmac_init(qemu_irq *pic)
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{
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DeviceState *dev;
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SysBusDevice *s;
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UNINState *d;
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/* Use values found on a real PowerMac */
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/* Uninorth main bus */
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2009-12-14 10:41:21 +01:00
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dev = qdev_create(NULL, "uni-north");
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2009-10-07 01:15:58 +02:00
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qdev_init_nofail(dev);
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2009-07-31 22:23:28 +02:00
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s = sysbus_from_qdev(dev);
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d = FROM_SYSBUS(UNINState, s);
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2009-09-19 19:59:10 +02:00
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d->host_state.bus = pci_register_bus(&d->busdev.qdev, "pci",
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2009-07-31 22:23:28 +02:00
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pci_unin_set_irq, pci_unin_map_irq,
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pic, 11 << 3, 4);
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2009-11-15 15:30:56 +01:00
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#if 0
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2009-12-14 10:41:21 +01:00
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pci_create_simple(d->host_state.bus, 11 << 3, "uni-north");
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2009-11-15 15:30:56 +01:00
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#endif
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2009-07-31 22:23:28 +02:00
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sysbus_mmio_map(s, 0, 0xf2800000);
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sysbus_mmio_map(s, 1, 0xf2c00000);
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/* DEC 21154 bridge */
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#if 0
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/* XXX: not activated as PPC BIOS doesn't handle multiple buses properly */
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2009-12-09 17:07:53 +01:00
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pci_create_simple(d->host_state.bus, 12 << 3, "dec-21154");
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2009-07-31 22:23:28 +02:00
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#endif
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/* Uninorth AGP bus */
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2009-12-14 10:41:21 +01:00
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pci_create_simple(d->host_state.bus, 11 << 3, "uni-north-agp");
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dev = qdev_create(NULL, "uni-north-agp");
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2009-11-15 18:42:17 +01:00
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qdev_init_nofail(dev);
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s = sysbus_from_qdev(dev);
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sysbus_mmio_map(s, 0, 0xf0800000);
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sysbus_mmio_map(s, 1, 0xf0c00000);
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2009-07-31 22:23:28 +02:00
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/* Uninorth internal bus */
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#if 0
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/* XXX: not needed for now */
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2009-12-14 10:41:21 +01:00
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pci_create_simple(d->host_state.bus, 14 << 3, "uni-north-pci");
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dev = qdev_create(NULL, "uni-north-pci");
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2009-11-15 18:42:17 +01:00
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qdev_init_nofail(dev);
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s = sysbus_from_qdev(dev);
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sysbus_mmio_map(s, 0, 0xf4800000);
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sysbus_mmio_map(s, 1, 0xf4c00000);
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2009-07-31 22:23:28 +02:00
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#endif
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return d->host_state.bus;
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}
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|
2010-02-09 17:37:02 +01:00
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PCIBus *pci_pmac_u3_init(qemu_irq *pic)
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{
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DeviceState *dev;
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SysBusDevice *s;
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UNINState *d;
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/* Uninorth AGP bus */
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dev = qdev_create(NULL, "u3-agp");
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qdev_init_nofail(dev);
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s = sysbus_from_qdev(dev);
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d = FROM_SYSBUS(UNINState, s);
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d->host_state.bus = pci_register_bus(&d->busdev.qdev, "pci",
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pci_unin_set_irq, pci_unin_map_irq,
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pic, 11 << 3, 4);
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sysbus_mmio_map(s, 0, 0xf0800000);
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sysbus_mmio_map(s, 1, 0xf0c00000);
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pci_create_simple(d->host_state.bus, 11 << 3, "u3-agp");
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return d->host_state.bus;
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}
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2009-08-14 10:36:05 +02:00
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static int unin_main_pci_host_init(PCIDevice *d)
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2009-07-31 22:23:28 +02:00
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{
|
2009-01-26 16:37:35 +01:00
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pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
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2009-02-01 13:01:04 +01:00
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pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_PCI);
|
2006-05-13 18:11:23 +02:00
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|
|
d->config[0x08] = 0x00; // revision
|
2009-02-01 20:26:20 +01:00
|
|
|
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x0C] = 0x08; // cache_line_size
|
|
|
|
d->config[0x0D] = 0x10; // latency_timer
|
2009-05-03 21:03:00 +02:00
|
|
|
d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x34] = 0x00; // capabilities_pointer
|
2009-08-14 10:36:05 +02:00
|
|
|
return 0;
|
2009-07-31 22:23:28 +02:00
|
|
|
}
|
2006-05-13 18:11:23 +02:00
|
|
|
|
2009-08-14 10:36:05 +02:00
|
|
|
static int unin_agp_pci_host_init(PCIDevice *d)
|
2009-07-31 22:23:28 +02:00
|
|
|
{
|
2009-01-26 16:37:35 +01:00
|
|
|
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
|
|
|
|
pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_AGP);
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x08] = 0x00; // revision
|
2009-02-01 20:26:20 +01:00
|
|
|
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x0C] = 0x08; // cache_line_size
|
|
|
|
d->config[0x0D] = 0x10; // latency_timer
|
2009-05-03 21:03:00 +02:00
|
|
|
d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
|
2006-05-13 18:11:23 +02:00
|
|
|
// d->config[0x34] = 0x80; // capabilities_pointer
|
2009-08-14 10:36:05 +02:00
|
|
|
return 0;
|
2009-07-31 22:23:28 +02:00
|
|
|
}
|
2006-05-13 18:11:23 +02:00
|
|
|
|
2010-02-09 17:37:02 +01:00
|
|
|
static int u3_agp_pci_host_init(PCIDevice *d)
|
|
|
|
{
|
|
|
|
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
|
|
|
|
pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_U3_AGP);
|
|
|
|
/* revision */
|
|
|
|
d->config[0x08] = 0x00;
|
|
|
|
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
|
|
|
|
/* cache line size */
|
|
|
|
d->config[0x0C] = 0x08;
|
|
|
|
/* latency timer */
|
|
|
|
d->config[0x0D] = 0x10;
|
|
|
|
d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2009-08-14 10:36:05 +02:00
|
|
|
static int unin_internal_pci_host_init(PCIDevice *d)
|
2009-07-31 22:23:28 +02:00
|
|
|
{
|
2009-01-26 16:37:35 +01:00
|
|
|
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_APPLE);
|
2009-02-01 13:01:04 +01:00
|
|
|
pci_config_set_device_id(d->config, PCI_DEVICE_ID_APPLE_UNI_N_I_PCI);
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x08] = 0x00; // revision
|
2009-02-01 20:26:20 +01:00
|
|
|
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_HOST);
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x0C] = 0x08; // cache_line_size
|
|
|
|
d->config[0x0D] = 0x10; // latency_timer
|
2009-05-03 21:03:00 +02:00
|
|
|
d->config[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
|
2006-05-13 18:11:23 +02:00
|
|
|
d->config[0x34] = 0x00; // capabilities_pointer
|
2009-08-14 10:36:05 +02:00
|
|
|
return 0;
|
2009-07-31 22:23:28 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static PCIDeviceInfo unin_main_pci_host_info = {
|
2009-12-14 10:41:21 +01:00
|
|
|
.qdev.name = "uni-north",
|
2009-07-31 22:23:28 +02:00
|
|
|
.qdev.size = sizeof(PCIDevice),
|
|
|
|
.init = unin_main_pci_host_init,
|
|
|
|
};
|
|
|
|
|
2010-02-09 17:37:02 +01:00
|
|
|
static PCIDeviceInfo u3_agp_pci_host_info = {
|
|
|
|
.qdev.name = "u3-agp",
|
|
|
|
.qdev.size = sizeof(PCIDevice),
|
|
|
|
.init = u3_agp_pci_host_init,
|
|
|
|
};
|
|
|
|
|
2009-07-31 22:23:28 +02:00
|
|
|
static PCIDeviceInfo unin_agp_pci_host_info = {
|
2009-12-14 10:41:21 +01:00
|
|
|
.qdev.name = "uni-north-agp",
|
2009-07-31 22:23:28 +02:00
|
|
|
.qdev.size = sizeof(PCIDevice),
|
|
|
|
.init = unin_agp_pci_host_init,
|
|
|
|
};
|
|
|
|
|
|
|
|
static PCIDeviceInfo unin_internal_pci_host_info = {
|
2009-12-14 10:41:21 +01:00
|
|
|
.qdev.name = "uni-north-pci",
|
2009-07-31 22:23:28 +02:00
|
|
|
.qdev.size = sizeof(PCIDevice),
|
|
|
|
.init = unin_internal_pci_host_init,
|
|
|
|
};
|
|
|
|
|
|
|
|
static void unin_register_devices(void)
|
|
|
|
{
|
2009-12-14 10:41:21 +01:00
|
|
|
sysbus_register_dev("uni-north", sizeof(UNINState),
|
2009-07-31 22:23:28 +02:00
|
|
|
pci_unin_main_init_device);
|
|
|
|
pci_qdev_register(&unin_main_pci_host_info);
|
2010-02-09 17:37:02 +01:00
|
|
|
sysbus_register_dev("u3-agp", sizeof(UNINState),
|
|
|
|
pci_u3_agp_init_device);
|
|
|
|
pci_qdev_register(&u3_agp_pci_host_info);
|
2009-12-14 10:41:21 +01:00
|
|
|
sysbus_register_dev("uni-north-agp", sizeof(UNINState),
|
2009-07-31 22:23:28 +02:00
|
|
|
pci_unin_agp_init_device);
|
|
|
|
pci_qdev_register(&unin_agp_pci_host_info);
|
2009-12-14 10:41:21 +01:00
|
|
|
sysbus_register_dev("uni-north-pci", sizeof(UNINState),
|
2009-07-31 22:23:28 +02:00
|
|
|
pci_unin_internal_init_device);
|
|
|
|
pci_qdev_register(&unin_internal_pci_host_info);
|
2006-05-13 18:11:23 +02:00
|
|
|
}
|
2009-07-31 22:23:28 +02:00
|
|
|
|
|
|
|
device_init(unin_register_devices)
|