qemu/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, write to the Free Software Foundation, Inc.,
  27  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  28  */
  29 #include "hw.h"
  30 #include "sysemu.h"
  31 #include "console.h"
  32 #include "omap.h"
  33 #include "boards.h"
  34 #include "arm-misc.h"
  35 #include "flash.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 uint32_t static_readb(void *opaque, target_phys_addr_t offset)
  63 {
  64     uint32_t *val = (uint32_t *) opaque;
  65
  66     return *val >> ((offset & 3) << 3);
  67 }
  68
  69 static uint32_t static_readh(void *opaque, target_phys_addr_t offset)
  70 {
  71     uint32_t *val = (uint32_t *) opaque;
  72
  73     return *val >> ((offset & 1) << 3);
  74 }
  75
  76 static uint32_t static_readw(void *opaque, target_phys_addr_t offset)
  77 {
  78     uint32_t *val = (uint32_t *) opaque;
  79
  80     return *val >> ((offset & 0) << 3);
  81 }
  82
  83 static void static_write(void *opaque, target_phys_addr_t offset,
  84                 uint32_t value)
  85 {
  86 #ifdef SPY
  87     printf("%s: value %08lx written at " PA_FMT "\n",
  88                     __FUNCTION__, value, offset);
  89 #endif
  90 }
  91
  92 static CPUReadMemoryFunc *static_readfn[] = {
  93     static_readb,
  94     static_readh,
  95     static_readw,
  96 };
  97
  98 static CPUWriteMemoryFunc *static_writefn[] = {
  99     static_write,
 100     static_write,
 101     static_write,
 102 };
 103
 104 #define sdram_size      0x02000000
 105 #define sector_size     (128 * 1024)
 106 #define flash0_size     (16 * 1024 * 1024)
 107 #define flash1_size     ( 8 * 1024 * 1024)
 108 #define flash2_size     (32 * 1024 * 1024)
 109 #define total_ram_v1    (sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
 110 #define total_ram_v2    (sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
 111
 112 static struct arm_boot_info sx1_binfo = {
 113     .loader_start = OMAP_EMIFF_BASE,
 114     .ram_size = sdram_size,
 115     .board_id = 0x265,
 116 };
 117
 118 static void sx1_init(ram_addr_t ram_size, int vga_ram_size,
 119                 const char *boot_device,
 120                 const char *kernel_filename, const char *kernel_cmdline,
 121                 const char *initrd_filename, const char *cpu_model,
 122                 const int version)
 123 {
 124     struct omap_mpu_state_s *cpu;
 125     int io;
 126     static uint32_t cs0val = 0x00213090;
 127     static uint32_t cs1val = 0x00215070;
 128     static uint32_t cs2val = 0x00001139;
 129     static uint32_t cs3val = 0x00001139;
 130     ram_addr_t phys_flash;
 131     int index;
 132     int fl_idx;
 133     uint32_t flash_size = flash0_size;
 134
 135     if (version == 2) {
 136         flash_size = flash2_size;
 137     }
 138
 139     cpu = omap310_mpu_init(sx1_binfo.ram_size, cpu_model);
 140
 141     /* External Flash (EMIFS) */
 142     cpu_register_physical_memory(OMAP_CS0_BASE, flash_size,
 143                     (phys_flash = qemu_ram_alloc(flash_size)) | IO_MEM_ROM);
 144
 145     io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs0val);
 146     cpu_register_physical_memory(OMAP_CS0_BASE + flash_size,
 147                     OMAP_CS0_SIZE - flash_size, io);
 148     io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs2val);
 149     cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io);
 150     io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs3val);
 151     cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io);
 152
 153     fl_idx = 0;
 154
 155     if ((index = drive_get_index(IF_PFLASH, 0, fl_idx)) > -1) {
 156         if (!pflash_cfi01_register(OMAP_CS0_BASE, qemu_ram_alloc(flash_size),
 157             drives_table[index].bdrv, sector_size, flash_size / sector_size,
 158             4, 0, 0, 0, 0)) {
 159             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 160                            fl_idx);
 161         }
 162         fl_idx++;
 163     }
 164
 165     if ((version == 1) &&
 166             (index = drive_get_index(IF_PFLASH, 0, fl_idx)) > -1) {
 167         cpu_register_physical_memory(OMAP_CS1_BASE, flash1_size,
 168                         (phys_flash = qemu_ram_alloc(flash1_size)) |
 169                         IO_MEM_ROM);
 170         io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs1val);
 171         cpu_register_physical_memory(OMAP_CS1_BASE + flash1_size,
 172                         OMAP_CS1_SIZE - flash1_size, io);
 173
 174         if (!pflash_cfi01_register(OMAP_CS1_BASE, qemu_ram_alloc(flash1_size),
 175             drives_table[index].bdrv, sector_size, flash1_size / sector_size,
 176             4, 0, 0, 0, 0)) {
 177             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
 178                            fl_idx);
 179         }
 180         fl_idx++;
 181     } else {
 182         io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs1val);
 183         cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io);
 184     }
 185
 186     if (!kernel_filename && !fl_idx) {
 187         fprintf(stderr, "Kernel or Flash image must be specified\n");
 188         exit(1);
 189     }
 190
 191     /* Load the kernel.  */
 192     if (kernel_filename) {
 193         /* Start at bootloader.  */
 194         cpu->env->regs[15] = sx1_binfo.loader_start;
 195
 196         sx1_binfo.kernel_filename = kernel_filename;
 197         sx1_binfo.kernel_cmdline = kernel_cmdline;
 198         sx1_binfo.initrd_filename = initrd_filename;
 199         arm_load_kernel(cpu->env, &sx1_binfo);
 200     } else {
 201         cpu->env->regs[15] = 0x00000000;
 202     }
 203
 204     /* TODO: fix next line */
 205     //~ qemu_console_resize(ds, 640, 480);
 206 }
 207
 208 static void sx1_init_v1(ram_addr_t ram_size, int vga_ram_size,
 209                 const char *boot_device,
 210                 const char *kernel_filename, const char *kernel_cmdline,
 211                 const char *initrd_filename, const char *cpu_model)
 212 {
 213     sx1_init(ram_size, vga_ram_size, boot_device, kernel_filename,
 214                 kernel_cmdline, initrd_filename, cpu_model, 1);
 215 }
 216
 217 static void sx1_init_v2(ram_addr_t ram_size, int vga_ram_size,
 218                 const char *boot_device,
 219                 const char *kernel_filename, const char *kernel_cmdline,
 220                 const char *initrd_filename, const char *cpu_model)
 221 {
 222     sx1_init(ram_size, vga_ram_size, boot_device, kernel_filename,
 223                 kernel_cmdline, initrd_filename, cpu_model, 2);
 224 }
 225
 226 QEMUMachine sx1_machine_v2 = {
 227     .name = "sx1",
 228     .desc = "Siemens SX1 (OMAP310) V2",
 229     .init = sx1_init_v2,
 230     .ram_require = total_ram_v2 | RAMSIZE_FIXED,
 231 };
 232
 233 QEMUMachine sx1_machine_v1 = {
 234     .name = "sx1-v1",
 235     .desc = "Siemens SX1 (OMAP310) V1",
 236     .init = sx1_init_v1,
 237     .ram_require = total_ram_v1 | RAMSIZE_FIXED,
 238 };