hw/arm/omap_sx1.c

   1 /* omap_sx1.c Support for the Siemens SX1 smartphone emulation.
   2  *
   3  *   Copyright (C) 2008
   4  *      Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   5  *   Copyright (C) 2007 Vladimir Ananiev <vovan888@gmail.com>
   6  *
   7  *   based on PalmOne's (TM) PDAs support (palm.c)
   8  */
   9
  10 /*
  11  * PalmOne's (TM) PDAs.
  12  *
  13  * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License as
  17  * published by the Free Software Foundation; either version 2 of
  18  * the License, or (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License along
  26  * with this program; if not, see <http://www.gnu.org/licenses/>.
  27  */
  28 #include "hw/hw.h"
  29 #include "ui/console.h"
  30 #include "hw/arm/omap.h"
  31 #include "hw/boards.h"
  32 #include "hw/arm/arm.h"
  33 #include "hw/block/flash.h"
  34 #include "sysemu/blockdev.h"
  35 #include "sysemu/qtest.h"
  36 #include "exec/address-spaces.h"
  37
  38 /*****************************************************************************/
  39 /* Siemens SX1 Cellphone V1 */
  40 /* - ARM OMAP310 processor
  41  * - SRAM                192 kB
  42  * - SDRAM                32 MB at 0x10000000
  43  * - Boot flash           16 MB at 0x00000000
  44  * - Application flash     8 MB at 0x04000000
  45  * - 3 serial ports
  46  * - 1 SecureDigital
  47  * - 1 LCD display
  48  * - 1 RTC
  49  */
  50
  51 /*****************************************************************************/
  52 /* Siemens SX1 Cellphone V2 */
  53 /* - ARM OMAP310 processor
  54  * - SRAM                192 kB
  55  * - SDRAM                32 MB at 0x10000000
  56  * - Boot flash           32 MB at 0x00000000
  57  * - 3 serial ports
  58  * - 1 SecureDigital
  59  * - 1 LCD display
  60  * - 1 RTC
  61  */
  62
  63 static uint64_t static_read(void *opaque, hwaddr offset,
  64                             unsigned size)
  65 {
  66     uint32_t *val = (uint32_t *) opaque;
  67     uint32_t mask = (4 / size) - 1;
  68
  69     return *val >> ((offset & mask) << 3);
  70 }
  71
  72 static void static_write(void *opaque, hwaddr offset,
  73                          uint64_t value, unsigned size)
  74 {
  75 #ifdef SPY
  76     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
  77                     __func__, value, size, (int)offset);
  78 #endif
  79 }
  80
  81 static const MemoryRegionOps static_ops = {
  82     .read = static_read,
  83     .write = static_write,
  84     .endianness = DEVICE_NATIVE_ENDIAN,
  85 };
  86
  87 #define sdram_size      0x02000000
  88 #define sector_size     (128 * 1024)
  89 #define flash0_size     (16 * 1024 * 1024)
  90 #define flash1_size     ( 8 * 1024 * 1024)
  91 #define flash2_size     (32 * 1024 * 1024)
  92 #define total_ram_v1    (sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
  93 #define total_ram_v2    (sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
  94
  95 static struct arm_boot_info sx1_binfo = {
  96     .loader_start = OMAP_EMIFF_BASE,
  97     .ram_size = sdram_size,
  98     .board_id = 0x265,
  99 };
 100
 101 static void sx1_init(QEMUMachineInitArgs *args, const int version)
 102 {
 103     struct omap_mpu_state_s *mpu;
 104     MemoryRegion *address_space = get_system_memory();
 105     MemoryRegion *flash = g_new(MemoryRegion, 1);
 106     MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
 107     MemoryRegion *cs = g_new(MemoryRegion, 4);
 108     static uint32_t cs0val = 0x00213090;
 109     static uint32_t cs1val = 0x00215070;
 110     static uint32_t cs2val = 0x00001139;
 111     static uint32_t cs3val = 0x00001139;
 112     DriveInfo *dinfo;
 113     int fl_idx;
 114     uint32_t flash_size = flash0_size;
 115     int be;
 116
 117     if (version == 2) {
 118         flash_size = flash2_size;
 119     }
 120
 121     mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size, args->cpu_model);
 122
 123     /* External Flash (EMIFS) */
 124     memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size);
 125     vmstate_register_ram_global(flash);
 126     memory_region_set_readonly(flash, true);
 127     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
 128
 129     memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
 130                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
 131     memory_region_add_subregion(address_space,
 132                                 OMAP_CS0_BASE + flash_size, &cs[0]);
 133
 134
 135     memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
 136                           "sx1.cs2", OMAP_CS2_SIZE);
 137     memory_region_add_subregion(address_space,
 138                                 OMAP_CS2_BASE, &cs[2]);
 139
 140     memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
 141                           "sx1.cs3", OMAP_CS3_SIZE);
 142     memory_region_add_subregion(address_space,
 143                                 OMAP_CS2_BASE, &cs[3]);
 144
 145     fl_idx = 0;
 146 #ifdef TARGET_WORDS_BIGENDIAN
 147     be = 1;
 148 #else
 149     be = 0;
 150 #endif
 151
 152     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
 153         if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
 154                                    "omap_sx1.flash0-1", flash_size,
 155                                    dinfo->bdrv, sector_size,
 156                                    flash_size / sector_size,
 157                                    4, 0, 0, 0, 0, be)) {
 158             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 159                            fl_idx);
 160         }
 161         fl_idx++;
 162     }
 163
 164     if ((version == 1) &&
 165             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
 166         memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0", flash1_size);
 167         vmstate_register_ram_global(flash_1);
 168         memory_region_set_readonly(flash_1, true);
 169         memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
 170
 171         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
 172                               "sx1.cs1", OMAP_CS1_SIZE - flash1_size);
 173         memory_region_add_subregion(address_space,
 174                                 OMAP_CS1_BASE + flash1_size, &cs[1]);
 175
 176         if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
 177                                    "omap_sx1.flash1-1", flash1_size,
 178                                    dinfo->bdrv, sector_size,
 179                                    flash1_size / sector_size,
 180                                    4, 0, 0, 0, 0, be)) {
 181             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 182                            fl_idx);
 183         }
 184         fl_idx++;
 185     } else {
 186         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
 187                               "sx1.cs1", OMAP_CS1_SIZE);
 188         memory_region_add_subregion(address_space,
 189                                 OMAP_CS1_BASE, &cs[1]);
 190     }
 191
 192     if (!args->kernel_filename && !fl_idx && !qtest_enabled()) {
 193         fprintf(stderr, "Kernel or Flash image must be specified\n");
 194         exit(1);
 195     }
 196
 197     /* Load the kernel.  */
 198     sx1_binfo.kernel_filename = args->kernel_filename;
 199     sx1_binfo.kernel_cmdline = args->kernel_cmdline;
 200     sx1_binfo.initrd_filename = args->initrd_filename;
 201     arm_load_kernel(mpu->cpu, &sx1_binfo);
 202
 203     /* TODO: fix next line */
 204     //~ qemu_console_resize(ds, 640, 480);
 205 }
 206
 207 static void sx1_init_v1(QEMUMachineInitArgs *args)
 208 {
 209     sx1_init(args, 1);
 210 }
 211
 212 static void sx1_init_v2(QEMUMachineInitArgs *args)
 213 {
 214     sx1_init(args, 2);
 215 }
 216
 217 static QEMUMachine sx1_machine_v2 = {
 218     .name = "sx1",
 219     .desc = "Siemens SX1 (OMAP310) V2",
 220     .init = sx1_init_v2,
 221 };
 222
 223 static QEMUMachine sx1_machine_v1 = {
 224     .name = "sx1-v1",
 225     .desc = "Siemens SX1 (OMAP310) V1",
 226     .init = sx1_init_v1,
 227 };
 228
 229 static void sx1_machine_init(void)
 230 {
 231     qemu_register_machine(&sx1_machine_v2);
 232     qemu_register_machine(&sx1_machine_v1);
 233 }
 234
 235 machine_init(sx1_machine_init);