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 "sysemu.h"
  30 #include "console.h"
  31 #include "omap.h"
  32 #include "boards.h"
  33 #include "arm-misc.h"
  34 #include "flash.h"
  35
  36 /*****************************************************************************/
  37 /* Siemens SX1 Cellphone V1 */
  38 /* - ARM OMAP310 processor
  39  * - SRAM                192 kB
  40  * - SDRAM                32 MB at 0x10000000
  41  * - Boot flash           16 MB at 0x00000000
  42  * - Application flash     8 MB at 0x04000000
  43  * - 3 serial ports
  44  * - 1 SecureDigital
  45  * - 1 LCD display
  46  * - 1 RTC
  47  */
  48
  49 /*****************************************************************************/
  50 /* Siemens SX1 Cellphone V2 */
  51 /* - ARM OMAP310 processor
  52  * - SRAM                192 kB
  53  * - SDRAM                32 MB at 0x10000000
  54  * - Boot flash           32 MB at 0x00000000
  55  * - 3 serial ports
  56  * - 1 SecureDigital
  57  * - 1 LCD display
  58  * - 1 RTC
  59  */
  60
  61 static uint32_t static_readb(void *opaque, target_phys_addr_t offset)
  62 {
  63     uint32_t *val = (uint32_t *) opaque;
  64
  65     return *val >> ((offset & 3) << 3);
  66 }
  67
  68 static uint32_t static_readh(void *opaque, target_phys_addr_t offset)
  69 {
  70     uint32_t *val = (uint32_t *) opaque;
  71
  72     return *val >> ((offset & 1) << 3);
  73 }
  74
  75 static uint32_t static_readw(void *opaque, target_phys_addr_t offset)
  76 {
  77     uint32_t *val = (uint32_t *) opaque;
  78
  79     return *val >> ((offset & 0) << 3);
  80 }
  81
  82 static void static_write(void *opaque, target_phys_addr_t offset,
  83                 uint32_t value)
  84 {
  85 #ifdef SPY
  86     printf("%s: value %08lx written at " PA_FMT "\n",
  87                     __FUNCTION__, value, offset);
  88 #endif
  89 }
  90
  91 static CPUReadMemoryFunc *static_readfn[] = {
  92     static_readb,
  93     static_readh,
  94     static_readw,
  95 };
  96
  97 static CPUWriteMemoryFunc *static_writefn[] = {
  98     static_write,
  99     static_write,
 100     static_write,
 101 };
 102
 103 #define sdram_size      0x02000000
 104 #define sector_size     (128 * 1024)
 105 #define flash0_size     (16 * 1024 * 1024)
 106 #define flash1_size     ( 8 * 1024 * 1024)
 107 #define flash2_size     (32 * 1024 * 1024)
 108 #define total_ram_v1    (sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
 109 #define total_ram_v2    (sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
 110
 111 static struct arm_boot_info sx1_binfo = {
 112     .loader_start = OMAP_EMIFF_BASE,
 113     .ram_size = sdram_size,
 114     .board_id = 0x265,
 115 };
 116
 117 static void sx1_init(ram_addr_t ram_size,
 118                 const char *boot_device,
 119                 const char *kernel_filename, const char *kernel_cmdline,
 120                 const char *initrd_filename, const char *cpu_model,
 121                 const int version)
 122 {
 123     struct omap_mpu_state_s *cpu;
 124     int io;
 125     static uint32_t cs0val = 0x00213090;
 126     static uint32_t cs1val = 0x00215070;
 127     static uint32_t cs2val = 0x00001139;
 128     static uint32_t cs3val = 0x00001139;
 129     ram_addr_t phys_flash;
 130     int index;
 131     int fl_idx;
 132     uint32_t flash_size = flash0_size;
 133
 134     if (version == 2) {
 135         flash_size = flash2_size;
 136     }
 137
 138     cpu = omap310_mpu_init(sx1_binfo.ram_size, cpu_model);
 139
 140     /* External Flash (EMIFS) */
 141     cpu_register_physical_memory(OMAP_CS0_BASE, flash_size,
 142                     (phys_flash = qemu_ram_alloc(flash_size)) | IO_MEM_ROM);
 143
 144     io = cpu_register_io_memory(static_readfn, static_writefn, &cs0val);
 145     cpu_register_physical_memory(OMAP_CS0_BASE + flash_size,
 146                     OMAP_CS0_SIZE - flash_size, io);
 147     io = cpu_register_io_memory(static_readfn, static_writefn, &cs2val);
 148     cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io);
 149     io = cpu_register_io_memory(static_readfn, static_writefn, &cs3val);
 150     cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io);
 151
 152     fl_idx = 0;
 153
 154     if ((index = drive_get_index(IF_PFLASH, 0, fl_idx)) > -1) {
 155         if (!pflash_cfi01_register(OMAP_CS0_BASE, qemu_ram_alloc(flash_size),
 156             drives_table[index].bdrv, sector_size, flash_size / sector_size,
 157             4, 0, 0, 0, 0)) {
 158             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 159                            fl_idx);
 160         }
 161         fl_idx++;
 162     }
 163
 164     if ((version == 1) &&
 165             (index = drive_get_index(IF_PFLASH, 0, fl_idx)) > -1) {
 166         cpu_register_physical_memory(OMAP_CS1_BASE, flash1_size,
 167                         (phys_flash = qemu_ram_alloc(flash1_size)) |
 168                         IO_MEM_ROM);
 169         io = cpu_register_io_memory(static_readfn, static_writefn, &cs1val);
 170         cpu_register_physical_memory(OMAP_CS1_BASE + flash1_size,
 171                         OMAP_CS1_SIZE - flash1_size, io);
 172
 173         if (!pflash_cfi01_register(OMAP_CS1_BASE, qemu_ram_alloc(flash1_size),
 174             drives_table[index].bdrv, sector_size, flash1_size / sector_size,
 175             4, 0, 0, 0, 0)) {
 176             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 177                            fl_idx);
 178         }
 179         fl_idx++;
 180     } else {
 181         io = cpu_register_io_memory(static_readfn, static_writefn, &cs1val);
 182         cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io);
 183     }
 184
 185     if (!kernel_filename && !fl_idx) {
 186         fprintf(stderr, "Kernel or Flash image must be specified\n");
 187         exit(1);
 188     }
 189
 190     /* Load the kernel.  */
 191     if (kernel_filename) {
 192         /* Start at bootloader.  */
 193         cpu->env->regs[15] = sx1_binfo.loader_start;
 194
 195         sx1_binfo.kernel_filename = kernel_filename;
 196         sx1_binfo.kernel_cmdline = kernel_cmdline;
 197         sx1_binfo.initrd_filename = initrd_filename;
 198         arm_load_kernel(cpu->env, &sx1_binfo);
 199     } else {
 200         cpu->env->regs[15] = 0x00000000;
 201     }
 202
 203     /* TODO: fix next line */
 204     //~ qemu_console_resize(ds, 640, 480);
 205 }
 206
 207 static void sx1_init_v1(ram_addr_t ram_size,
 208                 const char *boot_device,
 209                 const char *kernel_filename, const char *kernel_cmdline,
 210                 const char *initrd_filename, const char *cpu_model)
 211 {
 212     sx1_init(ram_size, boot_device, kernel_filename,
 213                 kernel_cmdline, initrd_filename, cpu_model, 1);
 214 }
 215
 216 static void sx1_init_v2(ram_addr_t ram_size,
 217                 const char *boot_device,
 218                 const char *kernel_filename, const char *kernel_cmdline,
 219                 const char *initrd_filename, const char *cpu_model)
 220 {
 221     sx1_init(ram_size, boot_device, kernel_filename,
 222                 kernel_cmdline, initrd_filename, cpu_model, 2);
 223 }
 224
 225 static QEMUMachine sx1_machine_v2 = {
 226     .name = "sx1",
 227     .desc = "Siemens SX1 (OMAP310) V2",
 228     .init = sx1_init_v2,
 229 };
 230
 231 static QEMUMachine sx1_machine_v1 = {
 232     .name = "sx1-v1",
 233     .desc = "Siemens SX1 (OMAP310) V1",
 234     .init = sx1_init_v1,
 235 };
 236
 237 static void sx1_machine_init(void)
 238 {
 239     qemu_register_machine(&sx1_machine_v2);
 240     qemu_register_machine(&sx1_machine_v1);
 241 }
 242
 243 machine_init(sx1_machine_init);