isa: remove isa_mem_base variable

Now that isa_mem_base variable is always 0, we can remove its usage.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
This commit is contained in:
Hervé Poussineau 2015-02-01 09:12:56 +01:00 committed by Leon Alrae
parent f720f20350
commit b19c1c08de
5 changed files with 3 additions and 7 deletions

View File

@ -2907,7 +2907,7 @@ static void cirrus_init_common(CirrusVGAState *s, Object *owner,
bank, 1);
}
memory_region_add_subregion_overlap(system_memory,
isa_mem_base + 0x000a0000,
0x000a0000,
&s->low_mem_container,
1);
memory_region_set_coalescing(&s->low_mem);

View File

@ -64,7 +64,7 @@ static void vga_isa_realizefn(DeviceState *dev, Error **errp)
isa_register_portio_list(isadev, 0x1ce, vbe_ports, s, "vbe");
}
memory_region_add_subregion_overlap(isa_address_space(isadev),
isa_mem_base + 0x000a0000,
0x000a0000,
vga_io_memory, 1);
memory_region_set_coalescing(vga_io_memory);
s->con = graphic_console_init(DEVICE(dev), 0, s->hw_ops, s);

View File

@ -177,7 +177,6 @@ static void vga_update_memory_access(VGACommonState *s)
size = 0x8000;
break;
}
base += isa_mem_base;
memory_region_init_alias(&s->chain4_alias, memory_region_owner(&s->vram),
"vga.chain4", &s->vram, offset, size);
memory_region_add_subregion_overlap(s->legacy_address_space, base,
@ -2218,7 +2217,7 @@ void vga_init(VGACommonState *s, Object *obj, MemoryRegion *address_space,
vga_io_memory = vga_init_io(s, obj, &vga_ports, &vbe_ports);
memory_region_add_subregion_overlap(address_space,
isa_mem_base + 0x000a0000,
0x000a0000,
vga_io_memory,
1);
memory_region_set_coalescing(vga_io_memory);

View File

@ -23,7 +23,6 @@
#include "hw/isa/isa.h"
static ISABus *isabus;
hwaddr isa_mem_base = 0;
static void isabus_dev_print(Monitor *mon, DeviceState *dev, int indent);
static char *isabus_get_fw_dev_path(DeviceState *dev);

View File

@ -99,8 +99,6 @@ static inline ISABus *isa_bus_from_device(ISADevice *d)
return ISA_BUS(qdev_get_parent_bus(DEVICE(d)));
}
extern hwaddr isa_mem_base;
/* dma.c */
int DMA_get_channel_mode (int nchan);
int DMA_read_memory (int nchan, void *buf, int pos, int size);