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hw/mips/boston: Remove workaround for writes to ROM aborting

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Now that the memory system correctly handles writes to ROM for
guest CPUs that may generate exceptions for decode errors, we
can remove the workaround from the boston board.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <1513187549-2435-3-git-send-email-peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Peter Maydell 2017-12-13 17:52:29 +00:00 committed by Paolo Bonzini
parent 8af36743c2
commit 5fb3d63288
1 changed files with 2 additions and 12 deletions
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14
hw/mips/boston.c
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@ -248,16 +248,6 @@ static const MemoryRegionOps boston_platreg_ops = {
.endianness = DEVICE_NATIVE_ENDIAN,
};
static void boston_flash_write(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
}
static const MemoryRegionOps boston_flash_ops = {
.write = boston_flash_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
static const TypeInfo boston_device = {
.name = TYPE_MIPS_BOSTON,
.parent = TYPE_SYS_BUS_DEVICE,
@ -481,8 +471,8 @@ static void boston_mach_init(MachineState *machine)
sysbus_mmio_map_overlap(SYS_BUS_DEVICE(s->cps), 0, 0, 1);
flash = g_new(MemoryRegion, 1);
memory_region_init_rom_device_nomigrate(flash, NULL, &boston_flash_ops, s,
"boston.flash", 128 * M_BYTE, &err);
memory_region_init_rom_nomigrate(flash, NULL,
"boston.flash", 128 * M_BYTE, &err);
memory_region_add_subregion_overlap(sys_mem, 0x18000000, flash, 0);
ddr = g_new(MemoryRegion, 1);