PPC: e500: msync is 440 only, e500 has real sync
[qemu.git] / hw / palm.c
1 /*
2 * PalmOne's (TM) PDAs.
3 *
4 * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 or
9 * (at your option) version 3 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19 #include "hw.h"
20 #include "audio/audio.h"
21 #include "sysemu.h"
22 #include "console.h"
23 #include "omap.h"
24 #include "boards.h"
25 #include "arm-misc.h"
26 #include "devices.h"
27 #include "loader.h"
28 #include "exec-memory.h"
29
30 static uint32_t static_readb(void *opaque, target_phys_addr_t offset)
31 {
32 uint32_t *val = (uint32_t *) opaque;
33 return *val >> ((offset & 3) << 3);
34 }
35
36 static uint32_t static_readh(void *opaque, target_phys_addr_t offset)
37 {
38 uint32_t *val = (uint32_t *) opaque;
39 return *val >> ((offset & 1) << 3);
40 }
41
42 static uint32_t static_readw(void *opaque, target_phys_addr_t offset)
43 {
44 uint32_t *val = (uint32_t *) opaque;
45 return *val >> ((offset & 0) << 3);
46 }
47
48 static void static_write(void *opaque, target_phys_addr_t offset,
49 uint32_t value)
50 {
51 #ifdef SPY
52 printf("%s: value %08lx written at " PA_FMT "\n",
53 __FUNCTION__, value, offset);
54 #endif
55 }
56
57 static const MemoryRegionOps static_ops = {
58 .old_mmio = {
59 .read = { static_readb, static_readh, static_readw, },
60 .write = { static_write, static_write, static_write, },
61 },
62 .endianness = DEVICE_NATIVE_ENDIAN,
63 };
64
65 /* Palm Tunsgten|E support */
66
67 /* Shared GPIOs */
68 #define PALMTE_USBDETECT_GPIO 0
69 #define PALMTE_USB_OR_DC_GPIO 1
70 #define PALMTE_TSC_GPIO 4
71 #define PALMTE_PINTDAV_GPIO 6
72 #define PALMTE_MMC_WP_GPIO 8
73 #define PALMTE_MMC_POWER_GPIO 9
74 #define PALMTE_HDQ_GPIO 11
75 #define PALMTE_HEADPHONES_GPIO 14
76 #define PALMTE_SPEAKER_GPIO 15
77 /* MPU private GPIOs */
78 #define PALMTE_DC_GPIO 2
79 #define PALMTE_MMC_SWITCH_GPIO 4
80 #define PALMTE_MMC1_GPIO 6
81 #define PALMTE_MMC2_GPIO 7
82 #define PALMTE_MMC3_GPIO 11
83
84 static MouseTransformInfo palmte_pointercal = {
85 .x = 320,
86 .y = 320,
87 .a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
88 };
89
90 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
91 {
92 uWireSlave *tsc;
93
94 tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
95
96 omap_uwire_attach(cpu->microwire, tsc, 0);
97 omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
98
99 tsc210x_set_transform(tsc, &palmte_pointercal);
100 }
101
102 static struct {
103 int row;
104 int column;
105 } palmte_keymap[0x80] = {
106 [0 ... 0x7f] = { -1, -1 },
107 [0x3b] = { 0, 0 }, /* F1 -> Calendar */
108 [0x3c] = { 1, 0 }, /* F2 -> Contacts */
109 [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
110 [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
111 [0x01] = { 4, 0 }, /* Esc -> Power */
112 [0x4b] = { 0, 1 }, /* Left */
113 [0x50] = { 1, 1 }, /* Down */
114 [0x48] = { 2, 1 }, /* Up */
115 [0x4d] = { 3, 1 }, /* Right */
116 [0x4c] = { 4, 1 }, /* Centre */
117 [0x39] = { 4, 1 }, /* Spc -> Centre */
118 };
119
120 static void palmte_button_event(void *opaque, int keycode)
121 {
122 struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
123
124 if (palmte_keymap[keycode & 0x7f].row != -1)
125 omap_mpuio_key(cpu->mpuio,
126 palmte_keymap[keycode & 0x7f].row,
127 palmte_keymap[keycode & 0x7f].column,
128 !(keycode & 0x80));
129 }
130
131 static void palmte_onoff_gpios(void *opaque, int line, int level)
132 {
133 switch (line) {
134 case 0:
135 printf("%s: current to MMC/SD card %sabled.\n",
136 __FUNCTION__, level ? "dis" : "en");
137 break;
138 case 1:
139 printf("%s: internal speaker amplifier %s.\n",
140 __FUNCTION__, level ? "down" : "on");
141 break;
142
143 /* These LCD & Audio output signals have not been identified yet. */
144 case 2:
145 case 3:
146 case 4:
147 printf("%s: LCD GPIO%i %s.\n",
148 __FUNCTION__, line - 1, level ? "high" : "low");
149 break;
150 case 5:
151 case 6:
152 printf("%s: Audio GPIO%i %s.\n",
153 __FUNCTION__, line - 4, level ? "high" : "low");
154 break;
155 }
156 }
157
158 static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
159 {
160 qemu_irq *misc_gpio;
161
162 omap_mmc_handlers(cpu->mmc,
163 qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
164 qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
165 [PALMTE_MMC_SWITCH_GPIO]));
166
167 misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7);
168 qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]);
169 qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]);
170 qdev_connect_gpio_out(cpu->gpio, 11, misc_gpio[2]);
171 qdev_connect_gpio_out(cpu->gpio, 12, misc_gpio[3]);
172 qdev_connect_gpio_out(cpu->gpio, 13, misc_gpio[4]);
173 omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]);
174 omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]);
175
176 /* Reset some inputs to initial state. */
177 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
178 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
179 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
180 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
181 qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
182 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
183 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
184 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
185 }
186
187 static struct arm_boot_info palmte_binfo = {
188 .loader_start = OMAP_EMIFF_BASE,
189 .ram_size = 0x02000000,
190 .board_id = 0x331,
191 };
192
193 static void palmte_init(ram_addr_t ram_size,
194 const char *boot_device,
195 const char *kernel_filename, const char *kernel_cmdline,
196 const char *initrd_filename, const char *cpu_model)
197 {
198 MemoryRegion *address_space_mem = get_system_memory();
199 struct omap_mpu_state_s *cpu;
200 int flash_size = 0x00800000;
201 int sdram_size = palmte_binfo.ram_size;
202 static uint32_t cs0val = 0xffffffff;
203 static uint32_t cs1val = 0x0000e1a0;
204 static uint32_t cs2val = 0x0000e1a0;
205 static uint32_t cs3val = 0xe1a0e1a0;
206 int rom_size, rom_loaded = 0;
207 DisplayState *ds = get_displaystate();
208 MemoryRegion *flash = g_new(MemoryRegion, 1);
209 MemoryRegion *cs = g_new(MemoryRegion, 4);
210
211 cpu = omap310_mpu_init(address_space_mem, sdram_size, cpu_model);
212
213 /* External Flash (EMIFS) */
214 memory_region_init_ram(flash, "palmte.flash", flash_size);
215 vmstate_register_ram_global(flash);
216 memory_region_set_readonly(flash, true);
217 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash);
218
219 memory_region_init_io(&cs[0], &static_ops, &cs0val, "palmte-cs0",
220 OMAP_CS0_SIZE - flash_size);
221 memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE + flash_size,
222 &cs[0]);
223 memory_region_init_io(&cs[1], &static_ops, &cs1val, "palmte-cs1",
224 OMAP_CS1_SIZE);
225 memory_region_add_subregion(address_space_mem, OMAP_CS1_BASE, &cs[1]);
226 memory_region_init_io(&cs[2], &static_ops, &cs2val, "palmte-cs2",
227 OMAP_CS2_SIZE);
228 memory_region_add_subregion(address_space_mem, OMAP_CS2_BASE, &cs[2]);
229 memory_region_init_io(&cs[3], &static_ops, &cs3val, "palmte-cs3",
230 OMAP_CS3_SIZE);
231 memory_region_add_subregion(address_space_mem, OMAP_CS3_BASE, &cs[3]);
232
233 palmte_microwire_setup(cpu);
234
235 qemu_add_kbd_event_handler(palmte_button_event, cpu);
236
237 palmte_gpio_setup(cpu);
238
239 /* Setup initial (reset) machine state */
240 if (nb_option_roms) {
241 rom_size = get_image_size(option_rom[0].name);
242 if (rom_size > flash_size) {
243 fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
244 __FUNCTION__, rom_size, flash_size);
245 rom_size = 0;
246 }
247 if (rom_size > 0) {
248 rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
249 flash_size);
250 rom_loaded = 1;
251 }
252 if (rom_size < 0) {
253 fprintf(stderr, "%s: error loading '%s'\n",
254 __FUNCTION__, option_rom[0].name);
255 }
256 }
257
258 if (!rom_loaded && !kernel_filename) {
259 fprintf(stderr, "Kernel or ROM image must be specified\n");
260 exit(1);
261 }
262
263 /* Load the kernel. */
264 if (kernel_filename) {
265 palmte_binfo.kernel_filename = kernel_filename;
266 palmte_binfo.kernel_cmdline = kernel_cmdline;
267 palmte_binfo.initrd_filename = initrd_filename;
268 arm_load_kernel(cpu->env, &palmte_binfo);
269 }
270
271 /* FIXME: We shouldn't really be doing this here. The LCD controller
272 will set the size once configured, so this just sets an initial
273 size until the guest activates the display. */
274 ds->surface = qemu_resize_displaysurface(ds, 320, 320);
275 dpy_resize(ds);
276 }
277
278 static QEMUMachine palmte_machine = {
279 .name = "cheetah",
280 .desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)",
281 .init = palmte_init,
282 };
283
284 static void palmte_machine_init(void)
285 {
286 qemu_register_machine(&palmte_machine);
287 }
288
289 machine_init(palmte_machine_init);