qemu

FORK: QEMU emulator
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collie.c (2745B)

      1 /*
      2  * SA-1110-based Sharp Zaurus SL-5500 platform.
      3  *
      4  * Copyright (C) 2011 Dmitry Eremin-Solenikov
      5  *
      6  * This code is licensed under GNU GPL v2.
      7  *
      8  * Contributions after 2012-01-13 are licensed under the terms of the
      9  * GNU GPL, version 2 or (at your option) any later version.
     10  */
     11 #include "qemu/osdep.h"
     12 #include "qemu/units.h"
     13 #include "qemu/cutils.h"
     14 #include "hw/sysbus.h"
     15 #include "hw/boards.h"
     16 #include "strongarm.h"
     17 #include "hw/arm/boot.h"
     18 #include "hw/block/flash.h"
     19 #include "exec/address-spaces.h"
     20 #include "cpu.h"
     21 #include "qom/object.h"
     22 
     23 struct CollieMachineState {
     24     MachineState parent;
     25 
     26     StrongARMState *sa1110;
     27 };
     28 
     29 #define TYPE_COLLIE_MACHINE MACHINE_TYPE_NAME("collie")
     30 OBJECT_DECLARE_SIMPLE_TYPE(CollieMachineState, COLLIE_MACHINE)
     31 
     32 static struct arm_boot_info collie_binfo = {
     33     .loader_start = SA_SDCS0,
     34     .ram_size = 0x20000000,
     35 };
     36 
     37 static void collie_init(MachineState *machine)
     38 {
     39     DriveInfo *dinfo;
     40     MachineClass *mc = MACHINE_GET_CLASS(machine);
     41     CollieMachineState *cms = COLLIE_MACHINE(machine);
     42 
     43     if (machine->ram_size != mc->default_ram_size) {
     44         char *sz = size_to_str(mc->default_ram_size);
     45         error_report("Invalid RAM size, should be %s", sz);
     46         g_free(sz);
     47         exit(EXIT_FAILURE);
     48     }
     49 
     50     cms->sa1110 = sa1110_init(machine->cpu_type);
     51 
     52     memory_region_add_subregion(get_system_memory(), SA_SDCS0, machine->ram);
     53 
     54     dinfo = drive_get(IF_PFLASH, 0, 0);
     55     pflash_cfi01_register(SA_CS0, "collie.fl1", 0x02000000,
     56                     dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
     57                     64 * KiB, 4, 0x00, 0x00, 0x00, 0x00, 0);
     58 
     59     dinfo = drive_get(IF_PFLASH, 0, 1);
     60     pflash_cfi01_register(SA_CS1, "collie.fl2", 0x02000000,
     61                     dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
     62                     64 * KiB, 4, 0x00, 0x00, 0x00, 0x00, 0);
     63 
     64     sysbus_create_simple("scoop", 0x40800000, NULL);
     65 
     66     collie_binfo.board_id = 0x208;
     67     arm_load_kernel(cms->sa1110->cpu, machine, &collie_binfo);
     68 }
     69 
     70 static void collie_machine_class_init(ObjectClass *oc, void *data)
     71 {
     72     MachineClass *mc = MACHINE_CLASS(oc);
     73 
     74     mc->desc = "Sharp SL-5500 (Collie) PDA (SA-1110)";
     75     mc->init = collie_init;
     76     mc->ignore_memory_transaction_failures = true;
     77     mc->default_cpu_type = ARM_CPU_TYPE_NAME("sa1110");
     78     mc->default_ram_size = 0x20000000;
     79     mc->default_ram_id = "strongarm.sdram";
     80 }
     81 
     82 static const TypeInfo collie_machine_typeinfo = {
     83     .name = TYPE_COLLIE_MACHINE,
     84     .parent = TYPE_MACHINE,
     85     .class_init = collie_machine_class_init,
     86     .instance_size = sizeof(CollieMachineState),
     87 };
     88 
     89 static void collie_machine_register_types(void)
     90 {
     91     type_register_static(&collie_machine_typeinfo);
     92 }
     93 type_init(collie_machine_register_types);