xref: /openbmc/qemu/hw/arm/omap_sx1.c (revision 3110cdbd)
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 "hw/hw.h"
31 #include "ui/console.h"
32 #include "hw/arm/omap.h"
33 #include "hw/boards.h"
34 #include "hw/arm/arm.h"
35 #include "hw/block/flash.h"
36 #include "sysemu/block-backend.h"
37 #include "sysemu/qtest.h"
38 #include "exec/address-spaces.h"
39 #include "cpu.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 = (uint32_t *) 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	0x02000000
91 #define sector_size	(128 * 1024)
92 #define flash0_size	(16 * 1024 * 1024)
93 #define flash1_size	( 8 * 1024 * 1024)
94 #define flash2_size	(32 * 1024 * 1024)
95 #define total_ram_v1	(sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
96 #define total_ram_v2	(sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
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     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     int be;
118 
119     if (version == 2) {
120         flash_size = flash2_size;
121     }
122 
123     mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size,
124                            machine->cpu_type);
125 
126     /* External Flash (EMIFS) */
127     memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size,
128                            &error_fatal);
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], NULL, &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], NULL, &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], NULL, &static_ops, &cs3val,
144                           "sx1.cs3", OMAP_CS3_SIZE);
145     memory_region_add_subregion(address_space,
146                                 OMAP_CS2_BASE, &cs[3]);
147 
148     fl_idx = 0;
149 #ifdef TARGET_WORDS_BIGENDIAN
150     be = 1;
151 #else
152     be = 0;
153 #endif
154 
155     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
156         if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
157                                    "omap_sx1.flash0-1", flash_size,
158                                    blk_by_legacy_dinfo(dinfo),
159                                    sector_size, flash_size / sector_size,
160                                    4, 0, 0, 0, 0, be)) {
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, NULL,
181                                    "omap_sx1.flash1-1", flash1_size,
182                                    blk_by_legacy_dinfo(dinfo),
183                                    sector_size, flash1_size / sector_size,
184                                    4, 0, 0, 0, 0, be)) {
185             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
186                            fl_idx);
187         }
188         fl_idx++;
189     } else {
190         memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
191                               "sx1.cs1", OMAP_CS1_SIZE);
192         memory_region_add_subregion(address_space,
193                                 OMAP_CS1_BASE, &cs[1]);
194     }
195 
196     if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
197         fprintf(stderr, "Kernel or Flash image must be specified\n");
198         exit(1);
199     }
200 
201     /* Load the kernel.  */
202     sx1_binfo.kernel_filename = machine->kernel_filename;
203     sx1_binfo.kernel_cmdline = machine->kernel_cmdline;
204     sx1_binfo.initrd_filename = machine->initrd_filename;
205     arm_load_kernel(mpu->cpu, &sx1_binfo);
206 
207     /* TODO: fix next line */
208     //~ qemu_console_resize(ds, 640, 480);
209 }
210 
211 static void sx1_init_v1(MachineState *machine)
212 {
213     sx1_init(machine, 1);
214 }
215 
216 static void sx1_init_v2(MachineState *machine)
217 {
218     sx1_init(machine, 2);
219 }
220 
221 static void sx1_machine_v2_class_init(ObjectClass *oc, void *data)
222 {
223     MachineClass *mc = MACHINE_CLASS(oc);
224 
225     mc->desc = "Siemens SX1 (OMAP310) V2";
226     mc->init = sx1_init_v2;
227     mc->ignore_memory_transaction_failures = true;
228     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
229 }
230 
231 static const TypeInfo sx1_machine_v2_type = {
232     .name = MACHINE_TYPE_NAME("sx1"),
233     .parent = TYPE_MACHINE,
234     .class_init = sx1_machine_v2_class_init,
235 };
236 
237 static void sx1_machine_v1_class_init(ObjectClass *oc, void *data)
238 {
239     MachineClass *mc = MACHINE_CLASS(oc);
240 
241     mc->desc = "Siemens SX1 (OMAP310) V1";
242     mc->init = sx1_init_v1;
243     mc->ignore_memory_transaction_failures = true;
244     mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
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