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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
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8 * published by the Free Software Foundation; either version 2 or
9 * (at your option) version 3 of the License.
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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 *
fad6cb1a 16 * You should have received a copy of the GNU General Public License along
8167ee88 17 * with this program; if not, see <http://www.gnu.org/licenses/>.
c3d2689d 18 */
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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"
827df9f3 26#include "devices.h"
ca20cf32 27#include "loader.h"
4b3fedf3 28#include "exec-memory.h"
c3d2689d 29
c227f099 30static uint32_t static_readb(void *opaque, target_phys_addr_t offset)
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31{
32 uint32_t *val = (uint32_t *) opaque;
33 return *val >> ((offset & 3) << 3);
34}
35
c227f099 36static uint32_t static_readh(void *opaque, target_phys_addr_t offset)
827df9f3 37{
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38 uint32_t *val = (uint32_t *) opaque;
39 return *val >> ((offset & 1) << 3);
40}
41
c227f099 42static uint32_t static_readw(void *opaque, target_phys_addr_t offset)
827df9f3 43{
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44 uint32_t *val = (uint32_t *) opaque;
45 return *val >> ((offset & 0) << 3);
46}
47
c227f099 48static void static_write(void *opaque, target_phys_addr_t offset,
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49 uint32_t value)
50{
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51#ifdef SPY
52 printf("%s: value %08lx written at " PA_FMT "\n",
53 __FUNCTION__, value, offset);
54#endif
55}
56
d60efc6b 57static CPUReadMemoryFunc * const static_readfn[] = {
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58 static_readb,
59 static_readh,
60 static_readw,
61};
62
d60efc6b 63static CPUWriteMemoryFunc * const static_writefn[] = {
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64 static_write,
65 static_write,
66 static_write,
67};
68
69/* Palm Tunsgten|E support */
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70
71/* Shared GPIOs */
72#define PALMTE_USBDETECT_GPIO 0
73#define PALMTE_USB_OR_DC_GPIO 1
74#define PALMTE_TSC_GPIO 4
75#define PALMTE_PINTDAV_GPIO 6
76#define PALMTE_MMC_WP_GPIO 8
77#define PALMTE_MMC_POWER_GPIO 9
78#define PALMTE_HDQ_GPIO 11
79#define PALMTE_HEADPHONES_GPIO 14
80#define PALMTE_SPEAKER_GPIO 15
81/* MPU private GPIOs */
82#define PALMTE_DC_GPIO 2
83#define PALMTE_MMC_SWITCH_GPIO 4
84#define PALMTE_MMC1_GPIO 6
85#define PALMTE_MMC2_GPIO 7
86#define PALMTE_MMC3_GPIO 11
87
bc24a225 88static MouseTransformInfo palmte_pointercal = {
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89 .x = 320,
90 .y = 320,
91 .a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
92};
93
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94static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
95{
bc24a225 96 uWireSlave *tsc;
d8f699cb 97
77831c20 98 tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
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99
100 omap_uwire_attach(cpu->microwire, tsc, 0);
101 omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
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102
103 tsc210x_set_transform(tsc, &palmte_pointercal);
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104}
105
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106static struct {
107 int row;
108 int column;
109} palmte_keymap[0x80] = {
110 [0 ... 0x7f] = { -1, -1 },
111 [0x3b] = { 0, 0 }, /* F1 -> Calendar */
112 [0x3c] = { 1, 0 }, /* F2 -> Contacts */
113 [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
114 [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
115 [0x01] = { 4, 0 }, /* Esc -> Power */
116 [0x4b] = { 0, 1 }, /* Left */
117 [0x50] = { 1, 1 }, /* Down */
118 [0x48] = { 2, 1 }, /* Up */
119 [0x4d] = { 3, 1 }, /* Right */
120 [0x4c] = { 4, 1 }, /* Centre */
121 [0x39] = { 4, 1 }, /* Spc -> Centre */
122};
123
124static void palmte_button_event(void *opaque, int keycode)
125{
126 struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
127
128 if (palmte_keymap[keycode & 0x7f].row != -1)
129 omap_mpuio_key(cpu->mpuio,
130 palmte_keymap[keycode & 0x7f].row,
131 palmte_keymap[keycode & 0x7f].column,
132 !(keycode & 0x80));
133}
134
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135static void palmte_onoff_gpios(void *opaque, int line, int level)
136{
137 switch (line) {
138 case 0:
139 printf("%s: current to MMC/SD card %sabled.\n",
140 __FUNCTION__, level ? "dis" : "en");
141 break;
142 case 1:
143 printf("%s: internal speaker amplifier %s.\n",
144 __FUNCTION__, level ? "down" : "on");
145 break;
146
147 /* These LCD & Audio output signals have not been identified yet. */
148 case 2:
149 case 3:
150 case 4:
151 printf("%s: LCD GPIO%i %s.\n",
152 __FUNCTION__, line - 1, level ? "high" : "low");
153 break;
154 case 5:
155 case 6:
156 printf("%s: Audio GPIO%i %s.\n",
157 __FUNCTION__, line - 4, level ? "high" : "low");
158 break;
159 }
160}
161
162static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
163{
164 qemu_irq *misc_gpio;
165
166 omap_mmc_handlers(cpu->mmc,
77831c20 167 qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
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168 qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
169 [PALMTE_MMC_SWITCH_GPIO]));
170
171 misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7);
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172 qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]);
173 qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]);
174 qdev_connect_gpio_out(cpu->gpio, 11, misc_gpio[2]);
175 qdev_connect_gpio_out(cpu->gpio, 12, misc_gpio[3]);
176 qdev_connect_gpio_out(cpu->gpio, 13, misc_gpio[4]);
177 omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]);
178 omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]);
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179
180 /* Reset some inputs to initial state. */
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181 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
182 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
183 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
184 qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
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185 qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
186 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
187 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
188 qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
189}
190
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191static struct arm_boot_info palmte_binfo = {
192 .loader_start = OMAP_EMIFF_BASE,
193 .ram_size = 0x02000000,
194 .board_id = 0x331,
195};
196
c227f099 197static void palmte_init(ram_addr_t ram_size,
3023f332 198 const char *boot_device,
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199 const char *kernel_filename, const char *kernel_cmdline,
200 const char *initrd_filename, const char *cpu_model)
201{
4b3fedf3 202 MemoryRegion *address_space_mem = get_system_memory();
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203 struct omap_mpu_state_s *cpu;
204 int flash_size = 0x00800000;
f93eb9ff 205 int sdram_size = palmte_binfo.ram_size;
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206 int io;
207 static uint32_t cs0val = 0xffffffff;
208 static uint32_t cs1val = 0x0000e1a0;
209 static uint32_t cs2val = 0x0000e1a0;
210 static uint32_t cs3val = 0xe1a0e1a0;
c3d2689d 211 int rom_size, rom_loaded = 0;
3023f332 212 DisplayState *ds = get_displaystate();
c3d2689d 213
4b3fedf3 214 cpu = omap310_mpu_init(address_space_mem, sdram_size, cpu_model);
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215
216 /* External Flash (EMIFS) */
217 cpu_register_physical_memory(OMAP_CS0_BASE, flash_size,
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218 qemu_ram_alloc(NULL, "palmte.flash",
219 flash_size) | IO_MEM_ROM);
c3d2689d 220
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221 io = cpu_register_io_memory(static_readfn, static_writefn, &cs0val,
222 DEVICE_NATIVE_ENDIAN);
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223 cpu_register_physical_memory(OMAP_CS0_BASE + flash_size,
224 OMAP_CS0_SIZE - flash_size, io);
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225 io = cpu_register_io_memory(static_readfn, static_writefn, &cs1val,
226 DEVICE_NATIVE_ENDIAN);
c3d2689d 227 cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io);
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228 io = cpu_register_io_memory(static_readfn, static_writefn, &cs2val,
229 DEVICE_NATIVE_ENDIAN);
c3d2689d 230 cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io);
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231 io = cpu_register_io_memory(static_readfn, static_writefn, &cs3val,
232 DEVICE_NATIVE_ENDIAN);
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233 cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io);
234
235 palmte_microwire_setup(cpu);
236
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237 qemu_add_kbd_event_handler(palmte_button_event, cpu);
238
7fc42b4b 239 palmte_gpio_setup(cpu);
8e129e07 240
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241 /* Setup initial (reset) machine state */
242 if (nb_option_roms) {
2e55e842 243 rom_size = get_image_size(option_rom[0].name);
dcac9679 244 if (rom_size > flash_size) {
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245 fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
246 __FUNCTION__, rom_size, flash_size);
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247 rom_size = 0;
248 }
249 if (rom_size > 0) {
2e55e842 250 rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
dcac9679 251 flash_size);
c3d2689d 252 rom_loaded = 1;
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253 }
254 if (rom_size < 0) {
c3d2689d 255 fprintf(stderr, "%s: error loading '%s'\n",
2e55e842 256 __FUNCTION__, option_rom[0].name);
dcac9679 257 }
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258 }
259
260 if (!rom_loaded && !kernel_filename) {
261 fprintf(stderr, "Kernel or ROM image must be specified\n");
262 exit(1);
263 }
264
265 /* Load the kernel. */
266 if (kernel_filename) {
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267 palmte_binfo.kernel_filename = kernel_filename;
268 palmte_binfo.kernel_cmdline = kernel_cmdline;
269 palmte_binfo.initrd_filename = initrd_filename;
270 arm_load_kernel(cpu->env, &palmte_binfo);
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271 }
272
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273 /* FIXME: We shouldn't really be doing this here. The LCD controller
274 will set the size once configured, so this just sets an initial
275 size until the guest activates the display. */
7b5d76da 276 ds->surface = qemu_resize_displaysurface(ds, 320, 320);
7d957bd8 277 dpy_resize(ds);
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278}
279
f80f9ec9 280static QEMUMachine palmte_machine = {
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281 .name = "cheetah",
282 .desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)",
283 .init = palmte_init,
c3d2689d 284};
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285
286static void palmte_machine_init(void)
287{
288 qemu_register_machine(&palmte_machine);
289}
290
291machine_init(palmte_machine_init);