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c3d2689d AZ |
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 of | |
9 | * the License, or (at your option) any later version. | |
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 | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
19 | * MA 02111-1307 USA | |
20 | */ | |
87ecb68b PB |
21 | #include "hw.h" |
22 | #include "audio/audio.h" | |
23 | #include "sysemu.h" | |
24 | #include "console.h" | |
25 | #include "omap.h" | |
26 | #include "boards.h" | |
27 | #include "arm-misc.h" | |
c3d2689d AZ |
28 | |
29 | static uint32_t static_readb(void *opaque, target_phys_addr_t offset) | |
30 | { | |
31 | uint32_t *val = (uint32_t *) opaque; | |
32 | return *val >> ((offset & 3) << 3); | |
33 | } | |
34 | ||
35 | static uint32_t static_readh(void *opaque, target_phys_addr_t offset) { | |
36 | uint32_t *val = (uint32_t *) opaque; | |
37 | return *val >> ((offset & 1) << 3); | |
38 | } | |
39 | ||
40 | static uint32_t static_readw(void *opaque, target_phys_addr_t offset) { | |
41 | uint32_t *val = (uint32_t *) opaque; | |
42 | return *val >> ((offset & 0) << 3); | |
43 | } | |
44 | ||
45 | static void static_write(void *opaque, target_phys_addr_t offset, | |
d951f6ff AZ |
46 | uint32_t value) |
47 | { | |
c3d2689d AZ |
48 | #ifdef SPY |
49 | printf("%s: value %08lx written at " PA_FMT "\n", | |
50 | __FUNCTION__, value, offset); | |
51 | #endif | |
52 | } | |
53 | ||
54 | static CPUReadMemoryFunc *static_readfn[] = { | |
55 | static_readb, | |
56 | static_readh, | |
57 | static_readw, | |
58 | }; | |
59 | ||
60 | static CPUWriteMemoryFunc *static_writefn[] = { | |
61 | static_write, | |
62 | static_write, | |
63 | static_write, | |
64 | }; | |
65 | ||
66 | /* Palm Tunsgten|E support */ | |
8e129e07 AZ |
67 | |
68 | /* Shared GPIOs */ | |
69 | #define PALMTE_USBDETECT_GPIO 0 | |
70 | #define PALMTE_USB_OR_DC_GPIO 1 | |
71 | #define PALMTE_TSC_GPIO 4 | |
72 | #define PALMTE_PINTDAV_GPIO 6 | |
73 | #define PALMTE_MMC_WP_GPIO 8 | |
74 | #define PALMTE_MMC_POWER_GPIO 9 | |
75 | #define PALMTE_HDQ_GPIO 11 | |
76 | #define PALMTE_HEADPHONES_GPIO 14 | |
77 | #define PALMTE_SPEAKER_GPIO 15 | |
78 | /* MPU private GPIOs */ | |
79 | #define PALMTE_DC_GPIO 2 | |
80 | #define PALMTE_MMC_SWITCH_GPIO 4 | |
81 | #define PALMTE_MMC1_GPIO 6 | |
82 | #define PALMTE_MMC2_GPIO 7 | |
83 | #define PALMTE_MMC3_GPIO 11 | |
84 | ||
c3d2689d AZ |
85 | static void palmte_microwire_setup(struct omap_mpu_state_s *cpu) |
86 | { | |
d8f699cb AZ |
87 | struct uwire_slave_s *tsc; |
88 | AudioState *audio = 0; | |
89 | ||
90 | #ifdef HAS_AUDIO | |
91 | audio = AUD_init(); | |
92 | #endif | |
93 | ||
94 | tsc = tsc2102_init(omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO], | |
95 | audio); | |
96 | ||
97 | omap_uwire_attach(cpu->microwire, tsc, 0); | |
98 | omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc)); | |
c3d2689d AZ |
99 | } |
100 | ||
38a34e1d AZ |
101 | static struct { |
102 | int row; | |
103 | int column; | |
104 | } palmte_keymap[0x80] = { | |
105 | [0 ... 0x7f] = { -1, -1 }, | |
106 | [0x3b] = { 0, 0 }, /* F1 -> Calendar */ | |
107 | [0x3c] = { 1, 0 }, /* F2 -> Contacts */ | |
108 | [0x3d] = { 2, 0 }, /* F3 -> Tasks List */ | |
109 | [0x3e] = { 3, 0 }, /* F4 -> Note Pad */ | |
110 | [0x01] = { 4, 0 }, /* Esc -> Power */ | |
111 | [0x4b] = { 0, 1 }, /* Left */ | |
112 | [0x50] = { 1, 1 }, /* Down */ | |
113 | [0x48] = { 2, 1 }, /* Up */ | |
114 | [0x4d] = { 3, 1 }, /* Right */ | |
115 | [0x4c] = { 4, 1 }, /* Centre */ | |
116 | [0x39] = { 4, 1 }, /* Spc -> Centre */ | |
117 | }; | |
118 | ||
119 | static void palmte_button_event(void *opaque, int keycode) | |
120 | { | |
121 | struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque; | |
122 | ||
123 | if (palmte_keymap[keycode & 0x7f].row != -1) | |
124 | omap_mpuio_key(cpu->mpuio, | |
125 | palmte_keymap[keycode & 0x7f].row, | |
126 | palmte_keymap[keycode & 0x7f].column, | |
127 | !(keycode & 0x80)); | |
128 | } | |
129 | ||
7fc42b4b AZ |
130 | static void palmte_onoff_gpios(void *opaque, int line, int level) |
131 | { | |
132 | switch (line) { | |
133 | case 0: | |
134 | printf("%s: current to MMC/SD card %sabled.\n", | |
135 | __FUNCTION__, level ? "dis" : "en"); | |
136 | break; | |
137 | case 1: | |
138 | printf("%s: internal speaker amplifier %s.\n", | |
139 | __FUNCTION__, level ? "down" : "on"); | |
140 | break; | |
141 | ||
142 | /* These LCD & Audio output signals have not been identified yet. */ | |
143 | case 2: | |
144 | case 3: | |
145 | case 4: | |
146 | printf("%s: LCD GPIO%i %s.\n", | |
147 | __FUNCTION__, line - 1, level ? "high" : "low"); | |
148 | break; | |
149 | case 5: | |
150 | case 6: | |
151 | printf("%s: Audio GPIO%i %s.\n", | |
152 | __FUNCTION__, line - 4, level ? "high" : "low"); | |
153 | break; | |
154 | } | |
155 | } | |
156 | ||
157 | static void palmte_gpio_setup(struct omap_mpu_state_s *cpu) | |
158 | { | |
159 | qemu_irq *misc_gpio; | |
160 | ||
161 | omap_mmc_handlers(cpu->mmc, | |
162 | omap_gpio_in_get(cpu->gpio)[PALMTE_MMC_WP_GPIO], | |
163 | qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio) | |
164 | [PALMTE_MMC_SWITCH_GPIO])); | |
165 | ||
166 | misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7); | |
167 | omap_gpio_out_set(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]); | |
168 | omap_gpio_out_set(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]); | |
169 | omap_gpio_out_set(cpu->gpio, 11, misc_gpio[2]); | |
170 | omap_gpio_out_set(cpu->gpio, 12, misc_gpio[3]); | |
171 | omap_gpio_out_set(cpu->gpio, 13, misc_gpio[4]); | |
172 | omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]); | |
173 | omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]); | |
174 | ||
175 | /* Reset some inputs to initial state. */ | |
176 | qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[PALMTE_USBDETECT_GPIO]); | |
177 | qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[PALMTE_USB_OR_DC_GPIO]); | |
178 | qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[4]); | |
179 | qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[PALMTE_HEADPHONES_GPIO]); | |
180 | qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]); | |
181 | qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]); | |
182 | qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]); | |
183 | qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]); | |
184 | } | |
185 | ||
6ac0e82d AZ |
186 | static void palmte_init(int ram_size, int vga_ram_size, |
187 | const char *boot_device, DisplayState *ds, | |
c3d2689d AZ |
188 | const char *kernel_filename, const char *kernel_cmdline, |
189 | const char *initrd_filename, const char *cpu_model) | |
190 | { | |
191 | struct omap_mpu_state_s *cpu; | |
192 | int flash_size = 0x00800000; | |
193 | int sdram_size = 0x02000000; | |
194 | int io; | |
195 | static uint32_t cs0val = 0xffffffff; | |
196 | static uint32_t cs1val = 0x0000e1a0; | |
197 | static uint32_t cs2val = 0x0000e1a0; | |
198 | static uint32_t cs3val = 0xe1a0e1a0; | |
199 | ram_addr_t phys_flash; | |
200 | int rom_size, rom_loaded = 0; | |
201 | ||
202 | if (ram_size < flash_size + sdram_size + OMAP15XX_SRAM_SIZE) { | |
203 | fprintf(stderr, "This architecture uses %i bytes of memory\n", | |
204 | flash_size + sdram_size + OMAP15XX_SRAM_SIZE); | |
205 | exit(1); | |
206 | } | |
207 | ||
208 | cpu = omap310_mpu_init(sdram_size, ds, cpu_model); | |
209 | ||
210 | /* External Flash (EMIFS) */ | |
211 | cpu_register_physical_memory(OMAP_CS0_BASE, flash_size, | |
212 | (phys_flash = qemu_ram_alloc(flash_size)) | IO_MEM_ROM); | |
213 | ||
214 | io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs0val); | |
215 | cpu_register_physical_memory(OMAP_CS0_BASE + flash_size, | |
216 | OMAP_CS0_SIZE - flash_size, io); | |
217 | io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs1val); | |
218 | cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io); | |
219 | io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs2val); | |
220 | cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io); | |
221 | io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs3val); | |
222 | cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io); | |
223 | ||
224 | palmte_microwire_setup(cpu); | |
225 | ||
38a34e1d AZ |
226 | qemu_add_kbd_event_handler(palmte_button_event, cpu); |
227 | ||
7fc42b4b | 228 | palmte_gpio_setup(cpu); |
8e129e07 | 229 | |
c3d2689d AZ |
230 | /* Setup initial (reset) machine state */ |
231 | if (nb_option_roms) { | |
232 | rom_size = get_image_size(option_rom[0]); | |
233 | if (rom_size > flash_size) | |
234 | fprintf(stderr, "%s: ROM image too big (%x > %x)\n", | |
235 | __FUNCTION__, rom_size, flash_size); | |
236 | else if (rom_size > 0 && load_image(option_rom[0], | |
237 | phys_ram_base + phys_flash) > 0) { | |
238 | rom_loaded = 1; | |
239 | cpu->env->regs[15] = 0x00000000; | |
240 | } else | |
241 | fprintf(stderr, "%s: error loading '%s'\n", | |
242 | __FUNCTION__, option_rom[0]); | |
243 | } | |
244 | ||
245 | if (!rom_loaded && !kernel_filename) { | |
246 | fprintf(stderr, "Kernel or ROM image must be specified\n"); | |
247 | exit(1); | |
248 | } | |
249 | ||
250 | /* Load the kernel. */ | |
251 | if (kernel_filename) { | |
252 | /* Start at bootloader. */ | |
253 | cpu->env->regs[15] = OMAP_EMIFF_BASE; | |
254 | ||
255 | arm_load_kernel(cpu->env, sdram_size, kernel_filename, kernel_cmdline, | |
256 | initrd_filename, 0x331, OMAP_EMIFF_BASE); | |
257 | } | |
258 | ||
259 | dpy_resize(ds, 320, 320); | |
260 | } | |
261 | ||
262 | QEMUMachine palmte_machine = { | |
263 | "cheetah", | |
264 | "Palm Tungsten|E aka. Cheetah PDA (OMAP310)", | |
265 | palmte_init, | |
266 | }; |