On Fri, Sep 17, 2010 at 12:14:59PM +0100, anthony.perard@xxxxxxxxxx wrote:
> +static uint32_t platform_mmio_read(void *opaque, target_phys_addr_t addr)
> +{
> + static int warnings = 0;
> +
> + if (warnings < 5) {
> + DPRINTF("Warning: attempted read from physical address "
> + "0x" TARGET_FMT_plx " in xen platform mmio space\n", addr);
> + warnings++;
> + }
> + return 0;
> +}
> +
> +static void platform_mmio_write(void *opaque, target_phys_addr_t addr,
> + uint32_t val)
> +{
> + static int warnings = 0;
> +
> + if (warnings < 5) {
> + DPRINTF("Warning: attempted write of 0x%x to physical "
> + "address 0x" TARGET_FMT_plx " in xen platform mmio space\n",
> + val, addr);
> + warnings++;
> + }
> +}
> +
> +static CPUReadMemoryFunc * const platform_mmio_read_funcs[3] = {
> + platform_mmio_read,
> + platform_mmio_read,
> + platform_mmio_read,
> +};
> +
> +static CPUWriteMemoryFunc * const platform_mmio_write_funcs[3] = {
> + platform_mmio_write,
> + platform_mmio_write,
> + platform_mmio_write,
> +};
> +
> +static void platform_mmio_map(PCIDevice *d, int region_num,
> + pcibus_t addr, pcibus_t size, int type)
> +{
> + int mmio_io_addr;
> +
> + mmio_io_addr = cpu_register_io_memory(platform_mmio_read_funcs,
> + platform_mmio_write_funcs, NULL);
> +
> + cpu_register_physical_memory(addr, size, mmio_io_addr);
> +}
Please use cpu_register_io_memory_simple().
--
yamahata
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