hw/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.h"
  29 #include "console.h"
  30 #include "omap.h"
  31 #include "boards.h"
  32 #include "arm-misc.h"
  33 #include "flash.h"
  34 #include "blockdev.h"
  35 #include "exec-memory.h"
  36
  37 /*****************************************************************************/
  38 /* Siemens SX1 Cellphone V1 */
  39 /* - ARM OMAP310 processor
  40  * - SRAM                192 kB
  41  * - SDRAM                32 MB at 0x10000000
  42  * - Boot flash           16 MB at 0x00000000
  43  * - Application flash     8 MB at 0x04000000
  44  * - 3 serial ports
  45  * - 1 SecureDigital
  46  * - 1 LCD display
  47  * - 1 RTC
  48  */
  49
  50 /*****************************************************************************/
  51 /* Siemens SX1 Cellphone V2 */
  52 /* - ARM OMAP310 processor
  53  * - SRAM                192 kB
  54  * - SDRAM                32 MB at 0x10000000
  55  * - Boot flash           32 MB at 0x00000000
  56  * - 3 serial ports
  57  * - 1 SecureDigital
  58  * - 1 LCD display
  59  * - 1 RTC
  60  */
  61
  62 static uint64_t static_read(void *opaque, hwaddr offset,
  63                             unsigned size)
  64 {
  65     uint32_t *val = (uint32_t *) opaque;
  66     uint32_t mask = (4 / size) - 1;
  67
  68     return *val >> ((offset & mask) << 3);
  69 }
  70
  71 static void static_write(void *opaque, hwaddr offset,
  72                          uint64_t value, unsigned size)
  73 {
  74 #ifdef SPY
  75     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
  76                     __func__, value, size, (int)offset);
  77 #endif
  78 }
  79
  80 static const MemoryRegionOps static_ops = {
  81     .read = static_read,
  82     .write = static_write,
  83     .endianness = DEVICE_NATIVE_ENDIAN,
  84 };
  85
  86 #define sdram_size      0x02000000
  87 #define sector_size     (128 * 1024)
  88 #define flash0_size     (16 * 1024 * 1024)
  89 #define flash1_size     ( 8 * 1024 * 1024)
  90 #define flash2_size     (32 * 1024 * 1024)
  91 #define total_ram_v1    (sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
  92 #define total_ram_v2    (sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
  93
  94 static struct arm_boot_info sx1_binfo = {
  95     .loader_start = OMAP_EMIFF_BASE,
  96     .ram_size = sdram_size,
  97     .board_id = 0x265,
  98 };
  99
 100 static void sx1_init(QEMUMachineInitArgs *args, const int version)
 101 {
 102     struct omap_mpu_state_s *mpu;
 103     MemoryRegion *address_space = get_system_memory();
 104     MemoryRegion *flash = g_new(MemoryRegion, 1);
 105     MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
 106     MemoryRegion *cs = g_new(MemoryRegion, 4);
 107     static uint32_t cs0val = 0x00213090;
 108     static uint32_t cs1val = 0x00215070;
 109     static uint32_t cs2val = 0x00001139;
 110     static uint32_t cs3val = 0x00001139;
 111     DriveInfo *dinfo;
 112     int fl_idx;
 113     uint32_t flash_size = flash0_size;
 114     int be;
 115
 116     if (version == 2) {
 117         flash_size = flash2_size;
 118     }
 119
 120     mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size, args->cpu_model);
 121
 122     /* External Flash (EMIFS) */
 123     memory_region_init_ram(flash, "omap_sx1.flash0-0", flash_size);
 124     vmstate_register_ram_global(flash);
 125     memory_region_set_readonly(flash, true);
 126     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
 127
 128     memory_region_init_io(&cs[0], &static_ops, &cs0val,
 129                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
 130     memory_region_add_subregion(address_space,
 131                                 OMAP_CS0_BASE + flash_size, &cs[0]);
 132
 133
 134     memory_region_init_io(&cs[2], &static_ops, &cs2val,
 135                           "sx1.cs2", OMAP_CS2_SIZE);
 136     memory_region_add_subregion(address_space,
 137                                 OMAP_CS2_BASE, &cs[2]);
 138
 139     memory_region_init_io(&cs[3], &static_ops, &cs3val,
 140                           "sx1.cs3", OMAP_CS3_SIZE);
 141     memory_region_add_subregion(address_space,
 142                                 OMAP_CS2_BASE, &cs[3]);
 143
 144     fl_idx = 0;
 145 #ifdef TARGET_WORDS_BIGENDIAN
 146     be = 1;
 147 #else
 148     be = 0;
 149 #endif
 150
 151     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
 152         if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
 153                                    "omap_sx1.flash0-1", flash_size,
 154                                    dinfo->bdrv, sector_size,
 155                                    flash_size / sector_size,
 156                                    4, 0, 0, 0, 0, be)) {
 157             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 158                            fl_idx);
 159         }
 160         fl_idx++;
 161     }
 162
 163     if ((version == 1) &&
 164             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
 165         memory_region_init_ram(flash_1, "omap_sx1.flash1-0", flash1_size);
 166         vmstate_register_ram_global(flash_1);
 167         memory_region_set_readonly(flash_1, true);
 168         memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
 169
 170         memory_region_init_io(&cs[1], &static_ops, &cs1val,
 171                               "sx1.cs1", OMAP_CS1_SIZE - flash1_size);
 172         memory_region_add_subregion(address_space,
 173                                 OMAP_CS1_BASE + flash1_size, &cs[1]);
 174
 175         if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
 176                                    "omap_sx1.flash1-1", flash1_size,
 177                                    dinfo->bdrv, sector_size,
 178                                    flash1_size / sector_size,
 179                                    4, 0, 0, 0, 0, be)) {
 180             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 181                            fl_idx);
 182         }
 183         fl_idx++;
 184     } else {
 185         memory_region_init_io(&cs[1], &static_ops, &cs1val,
 186                               "sx1.cs1", OMAP_CS1_SIZE);
 187         memory_region_add_subregion(address_space,
 188                                 OMAP_CS1_BASE, &cs[1]);
 189     }
 190
 191     if (!args->kernel_filename && !fl_idx) {
 192         fprintf(stderr, "Kernel or Flash image must be specified\n");
 193         exit(1);
 194     }
 195
 196     /* Load the kernel.  */
 197     if (args->kernel_filename) {
 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
 204     /* TODO: fix next line */
 205     //~ qemu_console_resize(ds, 640, 480);
 206 }
 207
 208 static void sx1_init_v1(QEMUMachineInitArgs *args)
 209 {
 210     sx1_init(args, 1);
 211 }
 212
 213 static void sx1_init_v2(QEMUMachineInitArgs *args)
 214 {
 215     sx1_init(args, 2);
 216 }
 217
 218 static QEMUMachine sx1_machine_v2 = {
 219     .name = "sx1",
 220     .desc = "Siemens SX1 (OMAP310) V2",
 221     .init = sx1_init_v2,
 222 };
 223
 224 static QEMUMachine sx1_machine_v1 = {
 225     .name = "sx1-v1",
 226     .desc = "Siemens SX1 (OMAP310) V1",
 227     .init = sx1_init_v1,
 228 };
 229
 230 static void sx1_machine_init(void)
 231 {
 232     qemu_register_machine(&sx1_machine_v2);
 233     qemu_register_machine(&sx1_machine_v1);
 234 }
 235
 236 machine_init(sx1_machine_init);