[qemu.git] / hw / mips / addr.c

/*
 * QEMU MIPS address translation support
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "qemu/osdep.h"
#include "hw/hw.h"
#include "hw/mips/cpudevs.h"

uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr)
{
    return addr & 0x1fffffffll;
}

uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr)
{
    return addr | ~0x7fffffffll;
}

uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr)
{
    return addr | 0x40000000ll;
}
Commit	Line	Data
409dbce5 AJ	1	/*
	2	* QEMU MIPS address translation support
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a copy
	5	* of this software and associated documentation files (the "Software"), to deal
	6	* in the Software without restriction, including without limitation the rights
	7	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	8	* copies of the Software, and to permit persons to whom the Software is
	9	* furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	17	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	18	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	19	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	20	* THE SOFTWARE.
	21	*/
	22
c684822a	23	#include "qemu/osdep.h"
83c9f4ca	24	#include "hw/hw.h"
0d09e41a	25	#include "hw/mips/cpudevs.h"
409dbce5 AJ	26
	27	uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr)
	28	{
253fffe7	29	return addr & 0x1fffffffll;
409dbce5 AJ	30	}
	31
	32	uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr)
	33	{
	34	return addr \| ~0x7fffffffll;
	35	}
253fffe7 SL	36
	37	uint64_t cpu_mips_kvm_um_phys_to_kseg0(void *opaque, uint64_t addr)
	38	{
	39	return addr \| 0x40000000ll;
	40	}