xref: /openbmc/qemu/hw/arm/omap_sx1.c (revision b45c03f5)
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 "hw/hw.h"
29 #include "ui/console.h"
30 #include "hw/arm/omap.h"
31 #include "hw/boards.h"
32 #include "hw/arm/arm.h"
33 #include "hw/block/flash.h"
34 #include "sysemu/block-backend.h"
35 #include "sysemu/qtest.h"
36 #include "exec/address-spaces.h"
37 
38 /*****************************************************************************/
39 /* Siemens SX1 Cellphone V1 */
40 /* - ARM OMAP310 processor
41  * - SRAM                192 kB
42  * - SDRAM                32 MB at 0x10000000
43  * - Boot flash           16 MB at 0x00000000
44  * - Application flash     8 MB at 0x04000000
45  * - 3 serial ports
46  * - 1 SecureDigital
47  * - 1 LCD display
48  * - 1 RTC
49  */
50 
51 /*****************************************************************************/
52 /* Siemens SX1 Cellphone V2 */
53 /* - ARM OMAP310 processor
54  * - SRAM                192 kB
55  * - SDRAM                32 MB at 0x10000000
56  * - Boot flash           32 MB at 0x00000000
57  * - 3 serial ports
58  * - 1 SecureDigital
59  * - 1 LCD display
60  * - 1 RTC
61  */
62 
63 static uint64_t static_read(void *opaque, hwaddr offset,
64                             unsigned size)
65 {
66     uint32_t *val = (uint32_t *) opaque;
67     uint32_t mask = (4 / size) - 1;
68 
69     return *val >> ((offset & mask) << 3);
70 }
71 
72 static void static_write(void *opaque, hwaddr offset,
73                          uint64_t value, unsigned size)
74 {
75 #ifdef SPY
76     printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
77                     __func__, value, size, (int)offset);
78 #endif
79 }
80 
81 static const MemoryRegionOps static_ops = {
82     .read = static_read,
83     .write = static_write,
84     .endianness = DEVICE_NATIVE_ENDIAN,
85 };
86 
87 #define sdram_size	0x02000000
88 #define sector_size	(128 * 1024)
89 #define flash0_size	(16 * 1024 * 1024)
90 #define flash1_size	( 8 * 1024 * 1024)
91 #define flash2_size	(32 * 1024 * 1024)
92 #define total_ram_v1	(sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
93 #define total_ram_v2	(sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
94 
95 static struct arm_boot_info sx1_binfo = {
96     .loader_start = OMAP_EMIFF_BASE,
97     .ram_size = sdram_size,
98     .board_id = 0x265,
99 };
100 
101 static void sx1_init(MachineState *machine, const int version)
102 {
103     struct omap_mpu_state_s *mpu;
104     MemoryRegion *address_space = get_system_memory();
105     MemoryRegion *flash = g_new(MemoryRegion, 1);
106     MemoryRegion *cs = g_new(MemoryRegion, 4);
107     static uint32_t cs0val = 0x00213090;
108     static uint32_t cs1val = 0x00215070;
109     static uint32_t cs2val = 0x00001139;
110     static uint32_t cs3val = 0x00001139;
111     DriveInfo *dinfo;
112     int fl_idx;
113     uint32_t flash_size = flash0_size;
114     int be;
115 
116     if (version == 2) {
117         flash_size = flash2_size;
118     }
119 
120     mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size,
121                            machine->cpu_model);
122 
123     /* External Flash (EMIFS) */
124     memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size,
125                            &error_abort);
126     vmstate_register_ram_global(flash);
127     memory_region_set_readonly(flash, true);
128     memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
129 
130     memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
131                           "sx1.cs0", OMAP_CS0_SIZE - flash_size);
132     memory_region_add_subregion(address_space,
133                                 OMAP_CS0_BASE + flash_size, &cs[0]);
134 
135 
136     memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
137                           "sx1.cs2", OMAP_CS2_SIZE);
138     memory_region_add_subregion(address_space,
139                                 OMAP_CS2_BASE, &cs[2]);
140 
141     memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
142                           "sx1.cs3", OMAP_CS3_SIZE);
143     memory_region_add_subregion(address_space,
144                                 OMAP_CS2_BASE, &cs[3]);
145 
146     fl_idx = 0;
147 #ifdef TARGET_WORDS_BIGENDIAN
148     be = 1;
149 #else
150     be = 0;
151 #endif
152 
153     if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
154         if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
155                                    "omap_sx1.flash0-1", flash_size,
156                                    blk_by_legacy_dinfo(dinfo),
157                                    sector_size, flash_size / sector_size,
158                                    4, 0, 0, 0, 0, be)) {
159             fprintf(stderr, "qemu: Error registering flash memory %d.\n",
160                            fl_idx);
161         }
162         fl_idx++;
163     }
164 
165     if ((version == 1) &&
166             (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
167         MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
168         memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0", flash1_size,
169                                &error_abort);
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], NULL, &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]);
178 
179         if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
180                                    "omap_sx1.flash1-1", flash1_size,
181                                    blk_by_legacy_dinfo(dinfo),
182                                    sector_size, flash1_size / sector_size,
183                                    4, 0, 0, 0, 0, be)) {
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         fprintf(stderr, "Kernel or Flash image must be specified\n");
197         exit(1);
198     }
199 
200     /* Load the kernel.  */
201     sx1_binfo.kernel_filename = machine->kernel_filename;
202     sx1_binfo.kernel_cmdline = machine->kernel_cmdline;
203     sx1_binfo.initrd_filename = machine->initrd_filename;
204     arm_load_kernel(mpu->cpu, &sx1_binfo);
205 
206     /* TODO: fix next line */
207     //~ qemu_console_resize(ds, 640, 480);
208 }
209 
210 static void sx1_init_v1(MachineState *machine)
211 {
212     sx1_init(machine, 1);
213 }
214 
215 static void sx1_init_v2(MachineState *machine)
216 {
217     sx1_init(machine, 2);
218 }
219 
220 static QEMUMachine sx1_machine_v2 = {
221     .name = "sx1",
222     .desc = "Siemens SX1 (OMAP310) V2",
223     .init = sx1_init_v2,
224 };
225 
226 static QEMUMachine sx1_machine_v1 = {
227     .name = "sx1-v1",
228     .desc = "Siemens SX1 (OMAP310) V1",
229     .init = sx1_init_v1,
230 };
231 
232 static void sx1_machine_init(void)
233 {
234     qemu_register_machine(&sx1_machine_v2);
235     qemu_register_machine(&sx1_machine_v1);
236 }
237 
238 machine_init(sx1_machine_init);
239