xref: /openbmc/qemu/hw/arm/omap_sx1.c (revision cc37d98b)
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 "qemu/osdep.h"
29 #include "qemu/units.h"
30 #include "qapi/error.h"
31 #include "ui/console.h"
32 #include "hw/arm/omap.h"
33 #include "hw/boards.h"
34 #include "hw/arm/boot.h"
35 #include "hw/block/flash.h"
36 #include "sysemu/qtest.h"
37 #include "exec/address-spaces.h"
38 #include "cpu.h"
39 #include "qemu/cutils.h"
40 #include "qemu/error-report.h"
41 
42 
43 /*****************************************************************************/
44 /* Siemens SX1 Cellphone V1 */
45 /* - ARM OMAP310 processor
46  * - SRAM                192 kB
47  * - SDRAM                32 MB at 0x10000000
48  * - Boot flash           16 MB at 0x00000000
49  * - Application flash     8 MB at 0x04000000
50  * - 3 serial ports
51  * - 1 SecureDigital
52  * - 1 LCD display
53  * - 1 RTC
54  */
55 
56 /*****************************************************************************/
57 /* Siemens SX1 Cellphone V2 */
58 /* - ARM OMAP310 processor
59  * - SRAM                192 kB
60  * - SDRAM                32 MB at 0x10000000
61  * - Boot flash           32 MB at 0x00000000
62  * - 3 serial ports
63  * - 1 SecureDigital
64  * - 1 LCD display
65  * - 1 RTC
66  */
67 
68 static uint64_t static_read(void *opaque, hwaddr offset,
69                             unsigned size)
70 {
71     uint32_t *val = opaque;
72     uint32_t mask = (4 / size) - 1;
73 
74     return *val >> ((offset & mask) << 3);
75 }
76 
77 static void static_write(void *opaque, hwaddr offset,
78                          uint64_t value, unsigned size)
79 {
80 #ifdef SPY
81     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
82                     __func__, value, size, (int)offset);
83 #endif
84 }
85 
86 static const MemoryRegionOps static_ops = {
87     .read = static_read,
88     .write = static_write,
89     .endianness = DEVICE_NATIVE_ENDIAN,
90 };
91 
92 #define SDRAM_SIZE      (32 * MiB)
93 #define SECTOR_SIZE     (128 * KiB)
94 #define FLASH0_SIZE     (16 * MiB)
95 #define FLASH1_SIZE     (8 * MiB)
96 #define FLASH2_SIZE     (32 * MiB)
97 
98 static struct arm_boot_info sx1_binfo = {
99     .loader_start = OMAP_EMIFF_BASE,
100     .ram_size = SDRAM_SIZE,
101     .board_id = 0x265,
102 };
103 
104 static void sx1_init(MachineState *machine, const int version)
105 {
106     struct omap_mpu_state_s *mpu;
107     MachineClass *mc = MACHINE_GET_CLASS(machine);
108     MemoryRegion *address_space = get_system_memory();
109     MemoryRegion *flash = g_new(MemoryRegion, 1);
110     MemoryRegion *cs = g_new(MemoryRegion, 4);
111     static uint32_t cs0val = 0x00213090;
112     static uint32_t cs1val = 0x00215070;
113     static uint32_t cs2val = 0x00001139;
114     static uint32_t cs3val = 0x00001139;
115     DriveInfo *dinfo;
116     int fl_idx;
117     uint32_t flash_size = FLASH0_SIZE;
118 
119     if (machine->ram_size != mc->default_ram_size) {
120         char *sz = size_to_str(mc->default_ram_size);
121         error_report("Invalid RAM size, should be %s", sz);
122         g_free(sz);
123         exit(EXIT_FAILURE);
124     }
125 
126     if (version == 2) {
127         flash_size = FLASH2_SIZE;
128     }
129 
130     memory_region_add_subregion(address_space, OMAP_EMIFF_BASE, machine->ram);
131 
132     mpu = omap310_mpu_init(machine->ram, machine->cpu_type);
133 
134     /* External Flash (EMIFS) */
135     memory_region_init_rom(flash, NULL, "omap_sx1.flash0-0", flash_size,
136                            &error_fatal);
137     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
138 
139     memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
140                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
141     memory_region_add_subregion(address_space,
142                                 OMAP_CS0_BASE + flash_size, &cs[0]);
143 
144 
145     memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
146                           "sx1.cs2", OMAP_CS2_SIZE);
147     memory_region_add_subregion(address_space,
148                                 OMAP_CS2_BASE, &cs[2]);
149 
150     memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
151                           "sx1.cs3", OMAP_CS3_SIZE);
152     memory_region_add_subregion(address_space,
153                                 OMAP_CS2_BASE, &cs[3]);
154 
155     fl_idx = 0;
156     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
157         pflash_cfi01_register(OMAP_CS0_BASE,
158                               "omap_sx1.flash0-1", flash_size,
159                               blk_by_legacy_dinfo(dinfo),
160                               SECTOR_SIZE, 4, 0, 0, 0, 0, 0);
161         fl_idx++;
162     }
163 
164     if ((version == 1) &&
165             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
166         MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
167         memory_region_init_rom(flash_1, NULL, "omap_sx1.flash1-0",
168                                FLASH1_SIZE, &error_fatal);
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         pflash_cfi01_register(OMAP_CS1_BASE,
177                               "omap_sx1.flash1-1", FLASH1_SIZE,
178                               blk_by_legacy_dinfo(dinfo),
179                               SECTOR_SIZE, 4, 0, 0, 0, 0, 0);
180         fl_idx++;
181     } else {
182         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
183                               "sx1.cs1", OMAP_CS1_SIZE);
184         memory_region_add_subregion(address_space,
185                                 OMAP_CS1_BASE, &cs[1]);
186     }
187 
188     if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
189         error_report("Kernel or Flash image must be specified");
190         exit(1);
191     }
192 
193     /* Load the kernel.  */
194     arm_load_kernel(mpu->cpu, machine, &sx1_binfo);
195 
196     /* TODO: fix next line */
197     //~ qemu_console_resize(ds, 640, 480);
198 }
199 
200 static void sx1_init_v1(MachineState *machine)
201 {
202     sx1_init(machine, 1);
203 }
204 
205 static void sx1_init_v2(MachineState *machine)
206 {
207     sx1_init(machine, 2);
208 }
209 
210 static void sx1_machine_v2_class_init(ObjectClass *oc, void *data)
211 {
212     MachineClass *mc = MACHINE_CLASS(oc);
213 
214     mc->desc = "Siemens SX1 (OMAP310) V2";
215     mc->init = sx1_init_v2;
216     mc->ignore_memory_transaction_failures = true;
217     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
218     mc->default_ram_size = SDRAM_SIZE;
219     mc->default_ram_id = "omap1.dram";
220 }
221 
222 static const TypeInfo sx1_machine_v2_type = {
223     .name = MACHINE_TYPE_NAME("sx1"),
224     .parent = TYPE_MACHINE,
225     .class_init = sx1_machine_v2_class_init,
226 };
227 
228 static void sx1_machine_v1_class_init(ObjectClass *oc, void *data)
229 {
230     MachineClass *mc = MACHINE_CLASS(oc);
231 
232     mc->desc = "Siemens SX1 (OMAP310) V1";
233     mc->init = sx1_init_v1;
234     mc->ignore_memory_transaction_failures = true;
235     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
236     mc->default_ram_size = SDRAM_SIZE;
237     mc->default_ram_id = "omap1.dram";
238 }
239 
240 static const TypeInfo sx1_machine_v1_type = {
241     .name = MACHINE_TYPE_NAME("sx1-v1"),
242     .parent = TYPE_MACHINE,
243     .class_init = sx1_machine_v1_class_init,
244 };
245 
246 static void sx1_machine_init(void)
247 {
248     type_register_static(&sx1_machine_v1_type);
249     type_register_static(&sx1_machine_v2_type);
250 }
251 
252 type_init(sx1_machine_init)
253