xref: /openbmc/qemu/hw/arm/omap_sx1.c (revision fd990e86)
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 "qapi/error.h"
30 #include "ui/console.h"
31 #include "hw/arm/omap.h"
32 #include "hw/boards.h"
33 #include "hw/arm/boot.h"
34 #include "hw/block/flash.h"
35 #include "sysemu/qtest.h"
36 #include "exec/address-spaces.h"
37 #include "cpu.h"
38 #include "qemu/cutils.h"
39 
40 /*****************************************************************************/
41 /* Siemens SX1 Cellphone V1 */
42 /* - ARM OMAP310 processor
43  * - SRAM                192 kB
44  * - SDRAM                32 MB at 0x10000000
45  * - Boot flash           16 MB at 0x00000000
46  * - Application flash     8 MB at 0x04000000
47  * - 3 serial ports
48  * - 1 SecureDigital
49  * - 1 LCD display
50  * - 1 RTC
51  */
52 
53 /*****************************************************************************/
54 /* Siemens SX1 Cellphone V2 */
55 /* - ARM OMAP310 processor
56  * - SRAM                192 kB
57  * - SDRAM                32 MB at 0x10000000
58  * - Boot flash           32 MB at 0x00000000
59  * - 3 serial ports
60  * - 1 SecureDigital
61  * - 1 LCD display
62  * - 1 RTC
63  */
64 
65 static uint64_t static_read(void *opaque, hwaddr offset,
66                             unsigned size)
67 {
68     uint32_t *val = (uint32_t *) opaque;
69     uint32_t mask = (4 / size) - 1;
70 
71     return *val >> ((offset & mask) << 3);
72 }
73 
74 static void static_write(void *opaque, hwaddr offset,
75                          uint64_t value, unsigned size)
76 {
77 #ifdef SPY
78     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
79                     __func__, value, size, (int)offset);
80 #endif
81 }
82 
83 static const MemoryRegionOps static_ops = {
84     .read = static_read,
85     .write = static_write,
86     .endianness = DEVICE_NATIVE_ENDIAN,
87 };
88 
89 #define sdram_size	0x02000000
90 #define sector_size	(128 * 1024)
91 #define flash0_size	(16 * 1024 * 1024)
92 #define flash1_size	( 8 * 1024 * 1024)
93 #define flash2_size	(32 * 1024 * 1024)
94 #define total_ram_v1	(sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
95 #define total_ram_v2	(sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
96 
97 static struct arm_boot_info sx1_binfo = {
98     .loader_start = OMAP_EMIFF_BASE,
99     .ram_size = sdram_size,
100     .board_id = 0x265,
101 };
102 
103 static void sx1_init(MachineState *machine, const int version)
104 {
105     struct omap_mpu_state_s *mpu;
106     MachineClass *mc = MACHINE_GET_CLASS(machine);
107     MemoryRegion *address_space = get_system_memory();
108     MemoryRegion *flash = g_new(MemoryRegion, 1);
109     MemoryRegion *cs = g_new(MemoryRegion, 4);
110     static uint32_t cs0val = 0x00213090;
111     static uint32_t cs1val = 0x00215070;
112     static uint32_t cs2val = 0x00001139;
113     static uint32_t cs3val = 0x00001139;
114     DriveInfo *dinfo;
115     int fl_idx;
116     uint32_t flash_size = flash0_size;
117 
118     if (machine->ram_size != mc->default_ram_size) {
119         char *sz = size_to_str(mc->default_ram_size);
120         error_report("Invalid RAM size, should be %s", sz);
121         g_free(sz);
122         exit(EXIT_FAILURE);
123     }
124 
125     if (version == 2) {
126         flash_size = flash2_size;
127     }
128 
129     memory_region_add_subregion(address_space, OMAP_EMIFF_BASE, machine->ram);
130 
131     mpu = omap310_mpu_init(machine->ram, machine->cpu_type);
132 
133     /* External Flash (EMIFS) */
134     memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size,
135                            &error_fatal);
136     memory_region_set_readonly(flash, true);
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         if (!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             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
162                            fl_idx);
163         }
164         fl_idx++;
165     }
166 
167     if ((version == 1) &&
168             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
169         MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
170         memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0",
171                                flash1_size, &error_fatal);
172         memory_region_set_readonly(flash_1, true);
173         memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
174 
175         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
176                               "sx1.cs1", OMAP_CS1_SIZE - flash1_size);
177         memory_region_add_subregion(address_space,
178                                 OMAP_CS1_BASE + flash1_size, &cs[1]);
179 
180         if (!pflash_cfi01_register(OMAP_CS1_BASE,
181                                    "omap_sx1.flash1-1", flash1_size,
182                                    blk_by_legacy_dinfo(dinfo),
183                                    sector_size, 4, 0, 0, 0, 0, 0)) {
184             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
185                            fl_idx);
186         }
187         fl_idx++;
188     } else {
189         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
190                               "sx1.cs1", OMAP_CS1_SIZE);
191         memory_region_add_subregion(address_space,
192                                 OMAP_CS1_BASE, &cs[1]);
193     }
194 
195     if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
196         error_report("Kernel or Flash image must be specified");
197         exit(1);
198     }
199 
200     /* Load the kernel.  */
201     arm_load_kernel(mpu->cpu, machine, &sx1_binfo);
202 
203     /* TODO: fix next line */
204     //~ qemu_console_resize(ds, 640, 480);
205 }
206 
207 static void sx1_init_v1(MachineState *machine)
208 {
209     sx1_init(machine, 1);
210 }
211 
212 static void sx1_init_v2(MachineState *machine)
213 {
214     sx1_init(machine, 2);
215 }
216 
217 static void sx1_machine_v2_class_init(ObjectClass *oc, void *data)
218 {
219     MachineClass *mc = MACHINE_CLASS(oc);
220 
221     mc->desc = "Siemens SX1 (OMAP310) V2";
222     mc->init = sx1_init_v2;
223     mc->ignore_memory_transaction_failures = true;
224     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
225     mc->default_ram_size = sdram_size;
226     mc->default_ram_id = "omap1.dram";
227 }
228 
229 static const TypeInfo sx1_machine_v2_type = {
230     .name = MACHINE_TYPE_NAME("sx1"),
231     .parent = TYPE_MACHINE,
232     .class_init = sx1_machine_v2_class_init,
233 };
234 
235 static void sx1_machine_v1_class_init(ObjectClass *oc, void *data)
236 {
237     MachineClass *mc = MACHINE_CLASS(oc);
238 
239     mc->desc = "Siemens SX1 (OMAP310) V1";
240     mc->init = sx1_init_v1;
241     mc->ignore_memory_transaction_failures = true;
242     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
243     mc->default_ram_size = sdram_size;
244     mc->default_ram_id = "omap1.dram";
245 }
246 
247 static const TypeInfo sx1_machine_v1_type = {
248     .name = MACHINE_TYPE_NAME("sx1-v1"),
249     .parent = TYPE_MACHINE,
250     .class_init = sx1_machine_v1_class_init,
251 };
252 
253 static void sx1_machine_init(void)
254 {
255     type_register_static(&sx1_machine_v1_type);
256     type_register_static(&sx1_machine_v2_type);
257 }
258 
259 type_init(sx1_machine_init)
260