1
2
3
4
5
6
7
8
9
10
11
12
13
14#include "qemu/osdep.h"
15#include "qapi/error.h"
16#include "hw/hw.h"
17#include "hw/arm/pxa.h"
18#include "hw/arm/arm.h"
19#include "hw/devices.h"
20#include "hw/arm/sharpsl.h"
21#include "hw/pcmcia.h"
22#include "hw/boards.h"
23#include "hw/i2c/i2c.h"
24#include "hw/ssi/ssi.h"
25#include "sysemu/block-backend.h"
26#include "hw/sysbus.h"
27#include "exec/address-spaces.h"
28
29#define TOSA_RAM 0x04000000
30#define TOSA_ROM 0x00800000
31
32#define TOSA_GPIO_USB_IN (5)
33#define TOSA_GPIO_nSD_DETECT (9)
34#define TOSA_GPIO_ON_RESET (19)
35#define TOSA_GPIO_CF_IRQ (21)
36#define TOSA_GPIO_CF_CD (13)
37#define TOSA_GPIO_TC6393XB_INT (15)
38#define TOSA_GPIO_JC_CF_IRQ (36)
39
40#define TOSA_SCOOP_GPIO_BASE 1
41#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
42#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
43#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
44
45#define TOSA_SCOOP_JC_GPIO_BASE 1
46#define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
47#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
48#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
49#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
50#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
51
52#define DAC_BASE 0x4e
53#define DAC_CH1 0
54#define DAC_CH2 1
55
56static void tosa_microdrive_attach(PXA2xxState *cpu)
57{
58 PCMCIACardState *md;
59 DriveInfo *dinfo;
60
61 dinfo = drive_get(IF_IDE, 0, 0);
62 if (!dinfo || dinfo->media_cd)
63 return;
64 md = dscm1xxxx_init(dinfo);
65 pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
66}
67
68static void tosa_out_switch(void *opaque, int line, int level)
69{
70 switch (line) {
71 case 0:
72 fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
73 break;
74 case 1:
75 fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
76 break;
77 case 2:
78 fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
79 break;
80 case 3:
81 fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
82 break;
83 default:
84 fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
85 break;
86 }
87}
88
89
90static void tosa_gpio_setup(PXA2xxState *cpu,
91 DeviceState *scp0,
92 DeviceState *scp1,
93 TC6393xbState *tmio)
94{
95 qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
96
97 pxa2xx_mmci_handlers(cpu->mmc,
98 qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
99 qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));
100
101
102 qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
103
104
105 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
106 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
107 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));
108
109 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
110 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
111 NULL);
112
113 qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
114 qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
115 qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
116 qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
117
118 qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
119
120
121 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
122}
123
124static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
125{
126 fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
127 return 0;
128}
129
130static int tosa_ssp_init(SSISlave *dev)
131{
132
133 return 0;
134}
135
136#define TYPE_TOSA_DAC "tosa_dac"
137#define TOSA_DAC(obj) OBJECT_CHECK(TosaDACState, (obj), TYPE_TOSA_DAC)
138
139typedef struct {
140 I2CSlave parent_obj;
141
142 int len;
143 char buf[3];
144} TosaDACState;
145
146static int tosa_dac_send(I2CSlave *i2c, uint8_t data)
147{
148 TosaDACState *s = TOSA_DAC(i2c);
149
150 s->buf[s->len] = data;
151 if (s->len ++ > 2) {
152#ifdef VERBOSE
153 fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
154#endif
155 return 1;
156 }
157
158 if (s->len == 2) {
159 fprintf(stderr, "dac: channel %d value 0x%02x\n",
160 s->buf[0], s->buf[1]);
161 }
162
163 return 0;
164}
165
166static void tosa_dac_event(I2CSlave *i2c, enum i2c_event event)
167{
168 TosaDACState *s = TOSA_DAC(i2c);
169
170 s->len = 0;
171 switch (event) {
172 case I2C_START_SEND:
173 break;
174 case I2C_START_RECV:
175 printf("%s: recv not supported!!!\n", __FUNCTION__);
176 break;
177 case I2C_FINISH:
178#ifdef VERBOSE
179 if (s->len < 2)
180 printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
181 if (s->len > 2)
182 printf("%s: message too long\n", __FUNCTION__);
183#endif
184 break;
185 default:
186 break;
187 }
188}
189
190static int tosa_dac_recv(I2CSlave *s)
191{
192 printf("%s: recv not supported!!!\n", __FUNCTION__);
193 return -1;
194}
195
196static int tosa_dac_init(I2CSlave *i2c)
197{
198
199 return 0;
200}
201
202static void tosa_tg_init(PXA2xxState *cpu)
203{
204 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
205 i2c_create_slave(bus, TYPE_TOSA_DAC, DAC_BASE);
206 ssi_create_slave(cpu->ssp[1], "tosa-ssp");
207}
208
209
210static struct arm_boot_info tosa_binfo = {
211 .loader_start = PXA2XX_SDRAM_BASE,
212 .ram_size = 0x04000000,
213};
214
215static void tosa_init(MachineState *machine)
216{
217 const char *cpu_model = machine->cpu_model;
218 const char *kernel_filename = machine->kernel_filename;
219 const char *kernel_cmdline = machine->kernel_cmdline;
220 const char *initrd_filename = machine->initrd_filename;
221 MemoryRegion *address_space_mem = get_system_memory();
222 MemoryRegion *rom = g_new(MemoryRegion, 1);
223 PXA2xxState *mpu;
224 TC6393xbState *tmio;
225 DeviceState *scp0, *scp1;
226
227 if (!cpu_model)
228 cpu_model = "pxa255";
229
230 mpu = pxa255_init(address_space_mem, tosa_binfo.ram_size);
231
232 memory_region_init_ram(rom, NULL, "tosa.rom", TOSA_ROM, &error_fatal);
233 vmstate_register_ram_global(rom);
234 memory_region_set_readonly(rom, true);
235 memory_region_add_subregion(address_space_mem, 0, rom);
236
237 tmio = tc6393xb_init(address_space_mem, 0x10000000,
238 qdev_get_gpio_in(mpu->gpio, TOSA_GPIO_TC6393XB_INT));
239
240 scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
241 scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);
242
243 tosa_gpio_setup(mpu, scp0, scp1, tmio);
244
245 tosa_microdrive_attach(mpu);
246
247 tosa_tg_init(mpu);
248
249 tosa_binfo.kernel_filename = kernel_filename;
250 tosa_binfo.kernel_cmdline = kernel_cmdline;
251 tosa_binfo.initrd_filename = initrd_filename;
252 tosa_binfo.board_id = 0x208;
253 arm_load_kernel(mpu->cpu, &tosa_binfo);
254 sl_bootparam_write(SL_PXA_PARAM_BASE);
255}
256
257static void tosapda_machine_init(MachineClass *mc)
258{
259 mc->desc = "Sharp SL-6000 (Tosa) PDA (PXA255)";
260 mc->init = tosa_init;
261}
262
263DEFINE_MACHINE("tosa", tosapda_machine_init)
264
265static void tosa_dac_class_init(ObjectClass *klass, void *data)
266{
267 I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
268
269 k->init = tosa_dac_init;
270 k->event = tosa_dac_event;
271 k->recv = tosa_dac_recv;
272 k->send = tosa_dac_send;
273}
274
275static const TypeInfo tosa_dac_info = {
276 .name = TYPE_TOSA_DAC,
277 .parent = TYPE_I2C_SLAVE,
278 .instance_size = sizeof(TosaDACState),
279 .class_init = tosa_dac_class_init,
280};
281
282static void tosa_ssp_class_init(ObjectClass *klass, void *data)
283{
284 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
285
286 k->init = tosa_ssp_init;
287 k->transfer = tosa_ssp_tansfer;
288}
289
290static const TypeInfo tosa_ssp_info = {
291 .name = "tosa-ssp",
292 .parent = TYPE_SSI_SLAVE,
293 .instance_size = sizeof(SSISlave),
294 .class_init = tosa_ssp_class_init,
295};
296
297static void tosa_register_types(void)
298{
299 type_register_static(&tosa_dac_info);
300 type_register_static(&tosa_ssp_info);
301}
302
303type_init(tosa_register_types)
304