Annotation of qemu/hw/omap_sx1.c, revision 1.1.1.8

1.1       root        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
1.1.1.2   root       26:  * with this program; if not, see <http://www.gnu.org/licenses/>.
1.1       root       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"
1.1.1.5   root       34: #include "blockdev.h"
1.1.1.7   root       35: #include "exec-memory.h"
1.1       root       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: 
1.1.1.8 ! root       62: static uint64_t static_read(void *opaque, target_phys_addr_t offset,
        !            63:                             unsigned size)
1.1       root       64: {
                     65:     uint32_t *val = (uint32_t *) opaque;
1.1.1.8 ! root       66:     uint32_t mask = (4 / size) - 1;
1.1       root       67: 
1.1.1.8 ! root       68:     return *val >> ((offset & mask) << 3);
1.1       root       69: }
                     70: 
                     71: static void static_write(void *opaque, target_phys_addr_t offset,
1.1.1.8 ! root       72:                          uint64_t value, unsigned size)
1.1       root       73: {
                     74: #ifdef SPY
1.1.1.8 ! root       75:     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
        !            76:                     __func__, value, size, (int)offset);
1.1       root       77: #endif
                     78: }
                     79: 
1.1.1.8 ! root       80: static const MemoryRegionOps static_ops = {
        !            81:     .read = static_read,
        !            82:     .write = static_write,
        !            83:     .endianness = DEVICE_NATIVE_ENDIAN,
1.1       root       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: 
1.1.1.2   root      100: static void sx1_init(ram_addr_t ram_size,
1.1       root      101:                 const char *boot_device,
                    102:                 const char *kernel_filename, const char *kernel_cmdline,
                    103:                 const char *initrd_filename, const char *cpu_model,
                    104:                 const int version)
                    105: {
                    106:     struct omap_mpu_state_s *cpu;
1.1.1.7   root      107:     MemoryRegion *address_space = get_system_memory();
1.1.1.8 ! root      108:     MemoryRegion *flash = g_new(MemoryRegion, 1);
        !           109:     MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
        !           110:     MemoryRegion *cs = g_new(MemoryRegion, 4);
1.1       root      111:     static uint32_t cs0val = 0x00213090;
                    112:     static uint32_t cs1val = 0x00215070;
                    113:     static uint32_t cs2val = 0x00001139;
                    114:     static uint32_t cs3val = 0x00001139;
1.1.1.3   root      115:     DriveInfo *dinfo;
1.1       root      116:     int fl_idx;
                    117:     uint32_t flash_size = flash0_size;
1.1.1.4   root      118:     int be;
1.1       root      119: 
                    120:     if (version == 2) {
                    121:         flash_size = flash2_size;
                    122:     }
                    123: 
1.1.1.7   root      124:     cpu = omap310_mpu_init(address_space, sx1_binfo.ram_size, cpu_model);
1.1       root      125: 
                    126:     /* External Flash (EMIFS) */
1.1.1.8 ! root      127:     memory_region_init_ram(flash, "omap_sx1.flash0-0", flash_size);
        !           128:     vmstate_register_ram_global(flash);
        !           129:     memory_region_set_readonly(flash, true);
        !           130:     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
        !           131: 
        !           132:     memory_region_init_io(&cs[0], &static_ops, &cs0val,
        !           133:                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
        !           134:     memory_region_add_subregion(address_space,
        !           135:                                 OMAP_CS0_BASE + flash_size, &cs[0]);
        !           136: 
        !           137: 
        !           138:     memory_region_init_io(&cs[2], &static_ops, &cs2val,
        !           139:                           "sx1.cs2", OMAP_CS2_SIZE);
        !           140:     memory_region_add_subregion(address_space,
        !           141:                                 OMAP_CS2_BASE, &cs[2]);
        !           142: 
        !           143:     memory_region_init_io(&cs[3], &static_ops, &cs3val,
        !           144:                           "sx1.cs3", OMAP_CS3_SIZE);
        !           145:     memory_region_add_subregion(address_space,
        !           146:                                 OMAP_CS2_BASE, &cs[3]);
1.1       root      147: 
                    148:     fl_idx = 0;
1.1.1.4   root      149: #ifdef TARGET_WORDS_BIGENDIAN
                    150:     be = 1;
                    151: #else
                    152:     be = 0;
                    153: #endif
1.1       root      154: 
1.1.1.3   root      155:     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
1.1.1.7   root      156:         if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
                    157:                                    "omap_sx1.flash0-1", flash_size,
1.1.1.4   root      158:                                    dinfo->bdrv, sector_size,
                    159:                                    flash_size / sector_size,
                    160:                                    4, 0, 0, 0, 0, be)) {
1.1       root      161:             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
                    162:                            fl_idx);
                    163:         }
                    164:         fl_idx++;
                    165:     }
                    166: 
                    167:     if ((version == 1) &&
1.1.1.3   root      168:             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
1.1.1.8 ! root      169:         memory_region_init_ram(flash_1, "omap_sx1.flash1-0", flash1_size);
        !           170:         vmstate_register_ram_global(flash_1);
        !           171:         memory_region_set_readonly(flash_1, true);
        !           172:         memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
        !           173: 
        !           174:         memory_region_init_io(&cs[1], &static_ops, &cs1val,
        !           175:                               "sx1.cs1", OMAP_CS1_SIZE - flash1_size);
        !           176:         memory_region_add_subregion(address_space,
        !           177:                                 OMAP_CS1_BASE + flash1_size, &cs[1]);
1.1       root      178: 
1.1.1.7   root      179:         if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
                    180:                                    "omap_sx1.flash1-1", flash1_size,
1.1.1.4   root      181:                                    dinfo->bdrv, sector_size,
                    182:                                    flash1_size / sector_size,
                    183:                                    4, 0, 0, 0, 0, be)) {
1.1       root      184:             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
                    185:                            fl_idx);
                    186:         }
                    187:         fl_idx++;
                    188:     } else {
1.1.1.8 ! root      189:         memory_region_init_io(&cs[1], &static_ops, &cs1val,
        !           190:                               "sx1.cs1", OMAP_CS1_SIZE);
        !           191:         memory_region_add_subregion(address_space,
        !           192:                                 OMAP_CS1_BASE, &cs[1]);
1.1       root      193:     }
                    194: 
                    195:     if (!kernel_filename && !fl_idx) {
                    196:         fprintf(stderr, "Kernel or Flash image must be specified\n");
                    197:         exit(1);
                    198:     }
                    199: 
                    200:     /* Load the kernel.  */
                    201:     if (kernel_filename) {
                    202:         sx1_binfo.kernel_filename = kernel_filename;
                    203:         sx1_binfo.kernel_cmdline = kernel_cmdline;
                    204:         sx1_binfo.initrd_filename = initrd_filename;
                    205:         arm_load_kernel(cpu->env, &sx1_binfo);
                    206:     }
                    207: 
                    208:     /* TODO: fix next line */
                    209:     //~ qemu_console_resize(ds, 640, 480);
                    210: }
                    211: 
1.1.1.2   root      212: static void sx1_init_v1(ram_addr_t ram_size,
1.1       root      213:                 const char *boot_device,
                    214:                 const char *kernel_filename, const char *kernel_cmdline,
                    215:                 const char *initrd_filename, const char *cpu_model)
                    216: {
1.1.1.2   root      217:     sx1_init(ram_size, boot_device, kernel_filename,
1.1       root      218:                 kernel_cmdline, initrd_filename, cpu_model, 1);
                    219: }
                    220: 
1.1.1.2   root      221: static void sx1_init_v2(ram_addr_t ram_size,
1.1       root      222:                 const char *boot_device,
                    223:                 const char *kernel_filename, const char *kernel_cmdline,
                    224:                 const char *initrd_filename, const char *cpu_model)
                    225: {
1.1.1.2   root      226:     sx1_init(ram_size, boot_device, kernel_filename,
1.1       root      227:                 kernel_cmdline, initrd_filename, cpu_model, 2);
                    228: }
                    229: 
1.1.1.2   root      230: static QEMUMachine sx1_machine_v2 = {
1.1       root      231:     .name = "sx1",
                    232:     .desc = "Siemens SX1 (OMAP310) V2",
                    233:     .init = sx1_init_v2,
                    234: };
                    235: 
1.1.1.2   root      236: static QEMUMachine sx1_machine_v1 = {
1.1       root      237:     .name = "sx1-v1",
                    238:     .desc = "Siemens SX1 (OMAP310) V1",
                    239:     .init = sx1_init_v1,
                    240: };
1.1.1.2   root      241: 
                    242: static void sx1_machine_init(void)
                    243: {
                    244:     qemu_register_machine(&sx1_machine_v2);
                    245:     qemu_register_machine(&sx1_machine_v1);
                    246: }
                    247: 
                    248: machine_init(sx1_machine_init);

unix.superglobalmegacorp.com