236 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			236 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* omap_sx1.c Support for the Siemens SX1 smartphone emulation.
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 *
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 *   Copyright (C) 2008
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 * 	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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 *   Copyright (C) 2007 Vladimir Ananiev <vovan888@gmail.com>
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 *
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 *   based on PalmOne's (TM) PDAs support (palm.c)
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 */
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/*
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 * PalmOne's (TM) PDAs.
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 *
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 * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License as
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 * published by the Free Software Foundation; either version 2 of
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 * the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License along
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 * with this program; if not, see <http://www.gnu.org/licenses/>.
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 */
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#include "hw/hw.h"
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#include "ui/console.h"
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#include "hw/arm/omap.h"
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#include "hw/boards.h"
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#include "hw/arm/arm.h"
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#include "hw/block/flash.h"
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#include "sysemu/blockdev.h"
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#include "sysemu/qtest.h"
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#include "exec/address-spaces.h"
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/*****************************************************************************/
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/* Siemens SX1 Cellphone V1 */
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/* - ARM OMAP310 processor
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 * - SRAM                192 kB
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 * - SDRAM                32 MB at 0x10000000
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 * - Boot flash           16 MB at 0x00000000
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 * - Application flash     8 MB at 0x04000000
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 * - 3 serial ports
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 * - 1 SecureDigital
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 * - 1 LCD display
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 * - 1 RTC
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 */
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/*****************************************************************************/
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/* Siemens SX1 Cellphone V2 */
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/* - ARM OMAP310 processor
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 * - SRAM                192 kB
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 * - SDRAM                32 MB at 0x10000000
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 * - Boot flash           32 MB at 0x00000000
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 * - 3 serial ports
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 * - 1 SecureDigital
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 * - 1 LCD display
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 * - 1 RTC
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 */
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static uint64_t static_read(void *opaque, hwaddr offset,
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                            unsigned size)
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{
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    uint32_t *val = (uint32_t *) opaque;
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    uint32_t mask = (4 / size) - 1;
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    return *val >> ((offset & mask) << 3);
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}
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static void static_write(void *opaque, hwaddr offset,
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                         uint64_t value, unsigned size)
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{
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#ifdef SPY
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    printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
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                    __func__, value, size, (int)offset);
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#endif
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}
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static const MemoryRegionOps static_ops = {
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    .read = static_read,
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    .write = static_write,
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    .endianness = DEVICE_NATIVE_ENDIAN,
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};
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#define sdram_size	0x02000000
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#define sector_size	(128 * 1024)
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#define flash0_size	(16 * 1024 * 1024)
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#define flash1_size	( 8 * 1024 * 1024)
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#define flash2_size	(32 * 1024 * 1024)
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#define total_ram_v1	(sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
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#define total_ram_v2	(sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
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static struct arm_boot_info sx1_binfo = {
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    .loader_start = OMAP_EMIFF_BASE,
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    .ram_size = sdram_size,
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    .board_id = 0x265,
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};
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static void sx1_init(QEMUMachineInitArgs *args, const int version)
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{
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    struct omap_mpu_state_s *mpu;
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    MemoryRegion *address_space = get_system_memory();
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    MemoryRegion *flash = g_new(MemoryRegion, 1);
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    MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
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    MemoryRegion *cs = g_new(MemoryRegion, 4);
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    static uint32_t cs0val = 0x00213090;
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    static uint32_t cs1val = 0x00215070;
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    static uint32_t cs2val = 0x00001139;
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    static uint32_t cs3val = 0x00001139;
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    DriveInfo *dinfo;
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    int fl_idx;
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    uint32_t flash_size = flash0_size;
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    int be;
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    if (version == 2) {
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        flash_size = flash2_size;
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    }
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    mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size, args->cpu_model);
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    /* External Flash (EMIFS) */
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    memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size);
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    vmstate_register_ram_global(flash);
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    memory_region_set_readonly(flash, true);
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    memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
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    memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
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                          "sx1.cs0", OMAP_CS0_SIZE - flash_size);
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    memory_region_add_subregion(address_space,
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                                OMAP_CS0_BASE + flash_size, &cs[0]);
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    memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
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                          "sx1.cs2", OMAP_CS2_SIZE);
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    memory_region_add_subregion(address_space,
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                                OMAP_CS2_BASE, &cs[2]);
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    memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
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                          "sx1.cs3", OMAP_CS3_SIZE);
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    memory_region_add_subregion(address_space,
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                                OMAP_CS2_BASE, &cs[3]);
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    fl_idx = 0;
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#ifdef TARGET_WORDS_BIGENDIAN
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    be = 1;
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#else
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    be = 0;
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#endif
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    if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
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        if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
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                                   "omap_sx1.flash0-1", flash_size,
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                                   dinfo->bdrv, sector_size,
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                                   flash_size / sector_size,
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                                   4, 0, 0, 0, 0, be)) {
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            fprintf(stderr, "qemu: Error registering flash memory %d.\n",
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                           fl_idx);
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        }
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        fl_idx++;
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    }
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    if ((version == 1) &&
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            (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
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        memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0", flash1_size);
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        vmstate_register_ram_global(flash_1);
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        memory_region_set_readonly(flash_1, true);
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        memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
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        memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
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                              "sx1.cs1", OMAP_CS1_SIZE - flash1_size);
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        memory_region_add_subregion(address_space,
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                                OMAP_CS1_BASE + flash1_size, &cs[1]);
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        if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
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                                   "omap_sx1.flash1-1", flash1_size,
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                                   dinfo->bdrv, sector_size,
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                                   flash1_size / sector_size,
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                                   4, 0, 0, 0, 0, be)) {
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            fprintf(stderr, "qemu: Error registering flash memory %d.\n",
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                           fl_idx);
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        }
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        fl_idx++;
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    } else {
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        memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
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                              "sx1.cs1", OMAP_CS1_SIZE);
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        memory_region_add_subregion(address_space,
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                                OMAP_CS1_BASE, &cs[1]);
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    }
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    if (!args->kernel_filename && !fl_idx && !qtest_enabled()) {
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        fprintf(stderr, "Kernel or Flash image must be specified\n");
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        exit(1);
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    }
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    /* Load the kernel.  */
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    sx1_binfo.kernel_filename = args->kernel_filename;
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    sx1_binfo.kernel_cmdline = args->kernel_cmdline;
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    sx1_binfo.initrd_filename = args->initrd_filename;
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    arm_load_kernel(mpu->cpu, &sx1_binfo);
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    /* TODO: fix next line */
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    //~ qemu_console_resize(ds, 640, 480);
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}
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static void sx1_init_v1(QEMUMachineInitArgs *args)
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{
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    sx1_init(args, 1);
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}
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static void sx1_init_v2(QEMUMachineInitArgs *args)
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{
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    sx1_init(args, 2);
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}
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static QEMUMachine sx1_machine_v2 = {
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    .name = "sx1",
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    .desc = "Siemens SX1 (OMAP310) V2",
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    .init = sx1_init_v2,
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};
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static QEMUMachine sx1_machine_v1 = {
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    .name = "sx1-v1",
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    .desc = "Siemens SX1 (OMAP310) V1",
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    .init = sx1_init_v1,
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};
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static void sx1_machine_init(void)
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{
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    qemu_register_machine(&sx1_machine_v2);
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    qemu_register_machine(&sx1_machine_v1);
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}
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machine_init(sx1_machine_init);
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