xref: /openbmc/qemu/hw/arm/omap_sx1.c (revision ffe98631)
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 
41 /*****************************************************************************/
42 /* Siemens SX1 Cellphone V1 */
43 /* - ARM OMAP310 processor
44  * - SRAM                192 kB
45  * - SDRAM                32 MB at 0x10000000
46  * - Boot flash           16 MB at 0x00000000
47  * - Application flash     8 MB at 0x04000000
48  * - 3 serial ports
49  * - 1 SecureDigital
50  * - 1 LCD display
51  * - 1 RTC
52  */
53 
54 /*****************************************************************************/
55 /* Siemens SX1 Cellphone V2 */
56 /* - ARM OMAP310 processor
57  * - SRAM                192 kB
58  * - SDRAM                32 MB at 0x10000000
59  * - Boot flash           32 MB at 0x00000000
60  * - 3 serial ports
61  * - 1 SecureDigital
62  * - 1 LCD display
63  * - 1 RTC
64  */
65 
66 static uint64_t static_read(void *opaque, hwaddr offset,
67                             unsigned size)
68 {
69     uint32_t *val = opaque;
70     uint32_t mask = (4 / size) - 1;
71 
72     return *val >> ((offset & mask) << 3);
73 }
74 
75 static void static_write(void *opaque, hwaddr offset,
76                          uint64_t value, unsigned size)
77 {
78 #ifdef SPY
79     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
80                     __func__, value, size, (int)offset);
81 #endif
82 }
83 
84 static const MemoryRegionOps static_ops = {
85     .read = static_read,
86     .write = static_write,
87     .endianness = DEVICE_NATIVE_ENDIAN,
88 };
89 
90 #define SDRAM_SIZE      (32 * MiB)
91 #define SECTOR_SIZE     (128 * KiB)
92 #define FLASH0_SIZE     (16 * MiB)
93 #define FLASH1_SIZE     (8 * MiB)
94 #define FLASH2_SIZE     (32 * MiB)
95 
96 static struct arm_boot_info sx1_binfo = {
97     .loader_start = OMAP_EMIFF_BASE,
98     .ram_size = SDRAM_SIZE,
99     .board_id = 0x265,
100 };
101 
102 static void sx1_init(MachineState *machine, const int version)
103 {
104     struct omap_mpu_state_s *mpu;
105     MachineClass *mc = MACHINE_GET_CLASS(machine);
106     MemoryRegion *address_space = get_system_memory();
107     MemoryRegion *flash = g_new(MemoryRegion, 1);
108     MemoryRegion *cs = g_new(MemoryRegion, 4);
109     static uint32_t cs0val = 0x00213090;
110     static uint32_t cs1val = 0x00215070;
111     static uint32_t cs2val = 0x00001139;
112     static uint32_t cs3val = 0x00001139;
113     DriveInfo *dinfo;
114     int fl_idx;
115     uint32_t flash_size = FLASH0_SIZE;
116 
117     if (machine->ram_size != mc->default_ram_size) {
118         char *sz = size_to_str(mc->default_ram_size);
119         error_report("Invalid RAM size, should be %s", sz);
120         g_free(sz);
121         exit(EXIT_FAILURE);
122     }
123 
124     if (version == 2) {
125         flash_size = FLASH2_SIZE;
126     }
127 
128     memory_region_add_subregion(address_space, OMAP_EMIFF_BASE, machine->ram);
129 
130     mpu = omap310_mpu_init(machine->ram, machine->cpu_type);
131 
132     /* External Flash (EMIFS) */
133     memory_region_init_rom(flash, NULL, "omap_sx1.flash0-0", flash_size,
134                            &error_fatal);
135     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
136 
137     memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
138                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
139     memory_region_add_subregion(address_space,
140                                 OMAP_CS0_BASE + flash_size, &cs[0]);
141 
142 
143     memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
144                           "sx1.cs2", OMAP_CS2_SIZE);
145     memory_region_add_subregion(address_space,
146                                 OMAP_CS2_BASE, &cs[2]);
147 
148     memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
149                           "sx1.cs3", OMAP_CS3_SIZE);
150     memory_region_add_subregion(address_space,
151                                 OMAP_CS2_BASE, &cs[3]);
152 
153     fl_idx = 0;
154     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
155         pflash_cfi01_register(OMAP_CS0_BASE,
156                               "omap_sx1.flash0-1", flash_size,
157                               blk_by_legacy_dinfo(dinfo),
158                               SECTOR_SIZE, 4, 0, 0, 0, 0, 0);
159         fl_idx++;
160     }
161 
162     if ((version == 1) &&
163             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
164         MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
165         memory_region_init_rom(flash_1, NULL, "omap_sx1.flash1-0",
166                                FLASH1_SIZE, &error_fatal);
167         memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
168 
169         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
170                               "sx1.cs1", OMAP_CS1_SIZE - FLASH1_SIZE);
171         memory_region_add_subregion(address_space,
172                                 OMAP_CS1_BASE + FLASH1_SIZE, &cs[1]);
173 
174         pflash_cfi01_register(OMAP_CS1_BASE,
175                               "omap_sx1.flash1-1", FLASH1_SIZE,
176                               blk_by_legacy_dinfo(dinfo),
177                               SECTOR_SIZE, 4, 0, 0, 0, 0, 0);
178         fl_idx++;
179     } else {
180         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
181                               "sx1.cs1", OMAP_CS1_SIZE);
182         memory_region_add_subregion(address_space,
183                                 OMAP_CS1_BASE, &cs[1]);
184     }
185 
186     if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
187         error_report("Kernel or Flash image must be specified");
188         exit(1);
189     }
190 
191     /* Load the kernel.  */
192     arm_load_kernel(mpu->cpu, machine, &sx1_binfo);
193 
194     /* TODO: fix next line */
195     //~ qemu_console_resize(ds, 640, 480);
196 }
197 
198 static void sx1_init_v1(MachineState *machine)
199 {
200     sx1_init(machine, 1);
201 }
202 
203 static void sx1_init_v2(MachineState *machine)
204 {
205     sx1_init(machine, 2);
206 }
207 
208 static void sx1_machine_v2_class_init(ObjectClass *oc, void *data)
209 {
210     MachineClass *mc = MACHINE_CLASS(oc);
211 
212     mc->desc = "Siemens SX1 (OMAP310) V2";
213     mc->init = sx1_init_v2;
214     mc->ignore_memory_transaction_failures = true;
215     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
216     mc->default_ram_size = SDRAM_SIZE;
217     mc->default_ram_id = "omap1.dram";
218 }
219 
220 static const TypeInfo sx1_machine_v2_type = {
221     .name = MACHINE_TYPE_NAME("sx1"),
222     .parent = TYPE_MACHINE,
223     .class_init = sx1_machine_v2_class_init,
224 };
225 
226 static void sx1_machine_v1_class_init(ObjectClass *oc, void *data)
227 {
228     MachineClass *mc = MACHINE_CLASS(oc);
229 
230     mc->desc = "Siemens SX1 (OMAP310) V1";
231     mc->init = sx1_init_v1;
232     mc->ignore_memory_transaction_failures = true;
233     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
234     mc->default_ram_size = SDRAM_SIZE;
235     mc->default_ram_id = "omap1.dram";
236 }
237 
238 static const TypeInfo sx1_machine_v1_type = {
239     .name = MACHINE_TYPE_NAME("sx1-v1"),
240     .parent = TYPE_MACHINE,
241     .class_init = sx1_machine_v1_class_init,
242 };
243 
244 static void sx1_machine_init(void)
245 {
246     type_register_static(&sx1_machine_v1_type);
247     type_register_static(&sx1_machine_v2_type);
248 }
249 
250 type_init(sx1_machine_init)
251