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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/boot.h"
19#include "hw/arm/sharpsl.h"
20#include "hw/pcmcia.h"
21#include "hw/boards.h"
22#include "hw/display/tc6393xb.h"
23#include "hw/i2c/i2c.h"
24#include "hw/ssi/ssi.h"
25#include "hw/sysbus.h"
26#include "exec/address-spaces.h"
27#include "sysemu/sysemu.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
89static void tosa_reset(void *opaque, int line, int level)
90{
91 if (level) {
92 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
93 }
94}
95
96static void tosa_gpio_setup(PXA2xxState *cpu,
97 DeviceState *scp0,
98 DeviceState *scp1,
99 TC6393xbState *tmio)
100{
101 qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
102 qemu_irq reset;
103
104
105 pxa2xx_mmci_handlers(cpu->mmc,
106 qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
107 qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));
108
109
110 reset = qemu_allocate_irq(tosa_reset, cpu, 0);
111 qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, reset);
112
113
114 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
115 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
116 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));
117
118 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
119 qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
120 NULL);
121
122 qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
123 qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
124 qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
125 qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
126
127 qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
128
129
130 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
131}
132
133static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
134{
135 fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
136 return 0;
137}
138
139static void tosa_ssp_realize(SSISlave *dev, Error **errp)
140{
141
142}
143
144#define TYPE_TOSA_DAC "tosa_dac"
145#define TOSA_DAC(obj) OBJECT_CHECK(TosaDACState, (obj), TYPE_TOSA_DAC)
146
147typedef struct {
148 I2CSlave parent_obj;
149
150 int len;
151 char buf[3];
152} TosaDACState;
153
154static int tosa_dac_send(I2CSlave *i2c, uint8_t data)
155{
156 TosaDACState *s = TOSA_DAC(i2c);
157
158 s->buf[s->len] = data;
159 if (s->len ++ > 2) {
160#ifdef VERBOSE
161 fprintf(stderr, "%s: message too long (%i bytes)\n", __func__, s->len);
162#endif
163 return 1;
164 }
165
166 if (s->len == 2) {
167 fprintf(stderr, "dac: channel %d value 0x%02x\n",
168 s->buf[0], s->buf[1]);
169 }
170
171 return 0;
172}
173
174static int tosa_dac_event(I2CSlave *i2c, enum i2c_event event)
175{
176 TosaDACState *s = TOSA_DAC(i2c);
177
178 s->len = 0;
179 switch (event) {
180 case I2C_START_SEND:
181 break;
182 case I2C_START_RECV:
183 printf("%s: recv not supported!!!\n", __func__);
184 break;
185 case I2C_FINISH:
186#ifdef VERBOSE
187 if (s->len < 2)
188 printf("%s: message too short (%i bytes)\n", __func__, s->len);
189 if (s->len > 2)
190 printf("%s: message too long\n", __func__);
191#endif
192 break;
193 default:
194 break;
195 }
196
197 return 0;
198}
199
200static uint8_t tosa_dac_recv(I2CSlave *s)
201{
202 printf("%s: recv not supported!!!\n", __func__);
203 return 0xff;
204}
205
206static void tosa_tg_init(PXA2xxState *cpu)
207{
208 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
209 i2c_create_slave(bus, TYPE_TOSA_DAC, DAC_BASE);
210 ssi_create_slave(cpu->ssp[1], "tosa-ssp");
211}
212
213
214static struct arm_boot_info tosa_binfo = {
215 .loader_start = PXA2XX_SDRAM_BASE,
216 .ram_size = 0x04000000,
217};
218
219static void tosa_init(MachineState *machine)
220{
221 const char *kernel_filename = machine->kernel_filename;
222 const char *kernel_cmdline = machine->kernel_cmdline;
223 const char *initrd_filename = machine->initrd_filename;
224 MemoryRegion *address_space_mem = get_system_memory();
225 MemoryRegion *rom = g_new(MemoryRegion, 1);
226 PXA2xxState *mpu;
227 TC6393xbState *tmio;
228 DeviceState *scp0, *scp1;
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 memory_region_set_readonly(rom, true);
234 memory_region_add_subregion(address_space_mem, 0, rom);
235
236 tmio = tc6393xb_init(address_space_mem, 0x10000000,
237 qdev_get_gpio_in(mpu->gpio, TOSA_GPIO_TC6393XB_INT));
238
239 scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
240 scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);
241
242 tosa_gpio_setup(mpu, scp0, scp1, tmio);
243
244 tosa_microdrive_attach(mpu);
245
246 tosa_tg_init(mpu);
247
248 tosa_binfo.kernel_filename = kernel_filename;
249 tosa_binfo.kernel_cmdline = kernel_cmdline;
250 tosa_binfo.initrd_filename = initrd_filename;
251 tosa_binfo.board_id = 0x208;
252 arm_load_kernel(mpu->cpu, &tosa_binfo);
253 sl_bootparam_write(SL_PXA_PARAM_BASE);
254}
255
256static void tosapda_machine_init(MachineClass *mc)
257{
258 mc->desc = "Sharp SL-6000 (Tosa) PDA (PXA255)";
259 mc->init = tosa_init;
260 mc->block_default_type = IF_IDE;
261 mc->ignore_memory_transaction_failures = true;
262}
263
264DEFINE_MACHINE("tosa", tosapda_machine_init)
265
266static void tosa_dac_class_init(ObjectClass *klass, void *data)
267{
268 I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
269
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->realize = tosa_ssp_realize;
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
