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sh_pci: remove sysbus_init_mmio_cb2 usage 

The isa region is not exposed as a sysbus region because the iobr
register contains its address and use it to remap dynamically
the region. (Peter Maydell's idea)

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Benoît Canet <benoit.canet@gmail.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
master
Benoît Canet 2011-12-16 23:37:46 +01:00 committed by Anthony Liguori
parent ca2cc78888
commit 8c106233ab
2 changed files with 16 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
hw/r2d.c
View File

@ -231,6 +231,8 @@ static void r2d_init(ram_addr_t ram_size,
qemu_irq *irq;
DriveInfo *dinfo;
int i;
DeviceState *dev;
SysBusDevice *busdev;
MemoryRegion *address_space_mem = get_system_memory();
if (!cpu_model)
@ -252,8 +254,16 @@ static void r2d_init(ram_addr_t ram_size,
/* Register peripherals */
s = sh7750_init(env, address_space_mem);
irq = r2d_fpga_init(address_space_mem, 0x04000000, sh7750_irl(s));
sysbus_create_varargs("sh_pci", 0x1e200000, irq[PCI_INTA], irq[PCI_INTB],
irq[PCI_INTC], irq[PCI_INTD], NULL);
dev = qdev_create(NULL, "sh_pci");
busdev = sysbus_from_qdev(dev);
qdev_init_nofail(dev);
sysbus_mmio_map(busdev, 0, P4ADDR(0x1e200000));
sysbus_mmio_map(busdev, 1, A7ADDR(0x1e200000));
sysbus_connect_irq(busdev, 0, irq[PCI_INTA]);
sysbus_connect_irq(busdev, 1, irq[PCI_INTB]);
sysbus_connect_irq(busdev, 2, irq[PCI_INTC]);
sysbus_connect_irq(busdev, 3, irq[PCI_INTD]);
sm501_init(address_space_mem, 0x10000000, SM501_VRAM_SIZE,
irq[SM501], serial_hds[2]);

29
hw/sh_pci.c
View File

@ -110,29 +110,6 @@ static void sh_pci_set_irq(void *opaque, int irq_num, int level)
qemu_set_irq(pic[irq_num], level);
}
static void sh_pci_map(SysBusDevice *dev, target_phys_addr_t base)
{
SHPCIState *s = FROM_SYSBUS(SHPCIState, dev);
memory_region_add_subregion(get_system_memory(),
P4ADDR(base),
&s->memconfig_p4);
memory_region_add_subregion(get_system_memory(),
A7ADDR(base),
&s->memconfig_a7);
s->iobr = 0xfe240000;
memory_region_add_subregion(get_system_memory(), s->iobr, &s->isa);
}
static void sh_pci_unmap(SysBusDevice *dev, target_phys_addr_t base)
{
SHPCIState *s = FROM_SYSBUS(SHPCIState, dev);
memory_region_del_subregion(get_system_memory(), &s->memconfig_p4);
memory_region_del_subregion(get_system_memory(), &s->memconfig_a7);
memory_region_del_subregion(get_system_memory(), &s->isa);
}
static int sh_pci_init_device(SysBusDevice *dev)
{
SHPCIState *s;
@ -153,9 +130,11 @@ static int sh_pci_init_device(SysBusDevice *dev)
memory_region_init_alias(&s->memconfig_a7, "sh_pci.2", &s->memconfig_p4,
0, 0x224);
isa_mmio_setup(&s->isa, 0x40000);
sysbus_init_mmio_cb2(dev, sh_pci_map, sh_pci_unmap);
sysbus_init_mmio(dev, &s->memconfig_p4);
sysbus_init_mmio(dev, &s->memconfig_a7);
sysbus_init_mmio(dev, &s->isa);
s->iobr = 0xfe240000;
memory_region_add_subregion(get_system_memory(), s->iobr, &s->isa);
s->dev = pci_create_simple(s->bus, PCI_DEVFN(0, 0), "sh_pci_host");
return 0;
}