[qemu.git] / hw / jazz_led.c

/*
 * QEMU JAZZ LED emulator.
 *
 * Copyright (c) 2007 Hervé Poussineau
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "hw.h"
#include "mips.h"
#include "console.h"
#include "pixel_ops.h"

//#define DEBUG_LED

#ifdef DEBUG_LED
#define DPRINTF(fmt, ...) \
do { printf("jazz led: " fmt , ## __VA_ARGS__); } while (0)
#else
#define DPRINTF(fmt, ...) do {} while (0)
#endif
#define BADF(fmt, ...) \
do { fprintf(stderr, "jazz led ERROR: " fmt , ## __VA_ARGS__);} while (0)

typedef enum {
    REDRAW_NONE = 0, REDRAW_SEGMENTS = 1, REDRAW_BACKGROUND = 2,
} screen_state_t;

typedef struct LedState {
    MemoryRegion iomem;
    uint8_t segments;
    DisplayState *ds;
    screen_state_t state;
} LedState;

static uint32_t led_readb(void *opaque, target_phys_addr_t addr)
{
    LedState *s = opaque;
    uint32_t val;

    switch (addr) {
        case 0:
            val = s->segments;
            break;
        default:
            BADF("invalid read at [" TARGET_FMT_plx "]\n", addr);
            val = 0;
    }

    DPRINTF("read addr=" TARGET_FMT_plx " val=0x%02x\n", addr, val);

    return val;
}

static uint32_t led_readw(void *opaque, target_phys_addr_t addr)
{
    uint32_t v;
#ifdef TARGET_WORDS_BIGENDIAN
    v = led_readb(opaque, addr) << 8;
    v |= led_readb(opaque, addr + 1);
#else
    v = led_readb(opaque, addr);
    v |= led_readb(opaque, addr + 1) << 8;
#endif
    return v;
}

static uint32_t led_readl(void *opaque, target_phys_addr_t addr)
{
    uint32_t v;
#ifdef TARGET_WORDS_BIGENDIAN
    v = led_readb(opaque, addr) << 24;
    v |= led_readb(opaque, addr + 1) << 16;
    v |= led_readb(opaque, addr + 2) << 8;
    v |= led_readb(opaque, addr + 3);
#else
    v = led_readb(opaque, addr);
    v |= led_readb(opaque, addr + 1) << 8;
    v |= led_readb(opaque, addr + 2) << 16;
    v |= led_readb(opaque, addr + 3) << 24;
#endif
    return v;
}

static void led_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
{
    LedState *s = opaque;

    DPRINTF("write addr=" TARGET_FMT_plx " val=0x%02x\n", addr, val);

    switch (addr) {
        case 0:
            s->segments = val;
            s->state |= REDRAW_SEGMENTS;
            break;
        default:
            BADF("invalid write of 0x%08x at [" TARGET_FMT_plx "]\n", val, addr);
            break;
    }
}

static void led_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
{
#ifdef TARGET_WORDS_BIGENDIAN
    led_writeb(opaque, addr, (val >> 8) & 0xff);
    led_writeb(opaque, addr + 1, val & 0xff);
#else
    led_writeb(opaque, addr, val & 0xff);
    led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
#endif
}

static void led_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
#ifdef TARGET_WORDS_BIGENDIAN
    led_writeb(opaque, addr, (val >> 24) & 0xff);
    led_writeb(opaque, addr + 1, (val >> 16) & 0xff);
    led_writeb(opaque, addr + 2, (val >> 8) & 0xff);
    led_writeb(opaque, addr + 3, val & 0xff);
#else
    led_writeb(opaque, addr, val & 0xff);
    led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
    led_writeb(opaque, addr + 2, (val >> 16) & 0xff);
    led_writeb(opaque, addr + 3, (val >> 24) & 0xff);
#endif
}

static const MemoryRegionOps led_ops = {
    .old_mmio = {
        .read = { led_readb, led_readw, led_readl, },
        .write = { led_writeb, led_writew, led_writel, },
    },
    .endianness = DEVICE_NATIVE_ENDIAN,
};

/***********************************************************/
/* jazz_led display */

static void draw_horizontal_line(DisplayState *ds, int posy, int posx1, int posx2, uint32_t color)
{
    uint8_t *d;
    int x, bpp;

    bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
    d = ds_get_data(ds) + ds_get_linesize(ds) * posy + bpp * posx1;
    switch(bpp) {
        case 1:
            for (x = posx1; x <= posx2; x++) {
                *((uint8_t *)d) = color;
                d++;
            }
            break;
        case 2:
            for (x = posx1; x <= posx2; x++) {
                *((uint16_t *)d) = color;
                d += 2;
            }
            break;
        case 4:
            for (x = posx1; x <= posx2; x++) {
                *((uint32_t *)d) = color;
                d += 4;
            }
            break;
    }
}

static void draw_vertical_line(DisplayState *ds, int posx, int posy1, int posy2, uint32_t color)
{
    uint8_t *d;
    int y, bpp;

    bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
    d = ds_get_data(ds) + ds_get_linesize(ds) * posy1 + bpp * posx;
    switch(bpp) {
        case 1:
            for (y = posy1; y <= posy2; y++) {
                *((uint8_t *)d) = color;
                d += ds_get_linesize(ds);
            }
            break;
        case 2:
            for (y = posy1; y <= posy2; y++) {
                *((uint16_t *)d) = color;
                d += ds_get_linesize(ds);
            }
            break;
        case 4:
            for (y = posy1; y <= posy2; y++) {
                *((uint32_t *)d) = color;
                d += ds_get_linesize(ds);
            }
            break;
    }
}

static void jazz_led_update_display(void *opaque)
{
    LedState *s = opaque;
    DisplayState *ds = s->ds;
    uint8_t *d1;
    uint32_t color_segment, color_led;
    int y, bpp;

    if (s->state & REDRAW_BACKGROUND) {
        /* clear screen */
        bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
        d1 = ds_get_data(ds);
        for (y = 0; y < ds_get_height(ds); y++) {
            memset(d1, 0x00, ds_get_width(ds) * bpp);
            d1 += ds_get_linesize(ds);
        }
    }

    if (s->state & REDRAW_SEGMENTS) {
        /* set colors according to bpp */
        switch (ds_get_bits_per_pixel(ds)) {
            case 8:
                color_segment = rgb_to_pixel8(0xaa, 0xaa, 0xaa);
                color_led = rgb_to_pixel8(0x00, 0xff, 0x00);
                break;
            case 15:
                color_segment = rgb_to_pixel15(0xaa, 0xaa, 0xaa);
                color_led = rgb_to_pixel15(0x00, 0xff, 0x00);
                break;
            case 16:
                color_segment = rgb_to_pixel16(0xaa, 0xaa, 0xaa);
                color_led = rgb_to_pixel16(0x00, 0xff, 0x00);
            case 24:
                color_segment = rgb_to_pixel24(0xaa, 0xaa, 0xaa);
                color_led = rgb_to_pixel24(0x00, 0xff, 0x00);
                break;
            case 32:
                color_segment = rgb_to_pixel32(0xaa, 0xaa, 0xaa);
                color_led = rgb_to_pixel32(0x00, 0xff, 0x00);
                break;
            default:
                return;
        }

        /* display segments */
        draw_horizontal_line(ds, 40, 10, 40, (s->segments & 0x02) ? color_segment : 0);
        draw_vertical_line(ds, 10, 10, 40, (s->segments & 0x04) ? color_segment : 0);
        draw_vertical_line(ds, 10, 40, 70, (s->segments & 0x08) ? color_segment : 0);
        draw_horizontal_line(ds, 70, 10, 40, (s->segments & 0x10) ? color_segment : 0);
        draw_vertical_line(ds, 40, 40, 70, (s->segments & 0x20) ? color_segment : 0);
        draw_vertical_line(ds, 40, 10, 40, (s->segments & 0x40) ? color_segment : 0);
        draw_horizontal_line(ds, 10, 10, 40, (s->segments & 0x80) ? color_segment : 0);

        /* display led */
        if (!(s->segments & 0x01))
            color_led = 0; /* black */
        draw_horizontal_line(ds, 68, 50, 50, color_led);
        draw_horizontal_line(ds, 69, 49, 51, color_led);
        draw_horizontal_line(ds, 70, 48, 52, color_led);
        draw_horizontal_line(ds, 71, 49, 51, color_led);
        draw_horizontal_line(ds, 72, 50, 50, color_led);
    }

    s->state = REDRAW_NONE;
    dpy_update(ds, 0, 0, ds_get_width(ds), ds_get_height(ds));
}

static void jazz_led_invalidate_display(void *opaque)
{
    LedState *s = opaque;
    s->state |= REDRAW_SEGMENTS | REDRAW_BACKGROUND;
}

static void jazz_led_screen_dump(void *opaque, const char *filename)
{
    printf("jazz_led_screen_dump() not implemented\n");
}

static void jazz_led_text_update(void *opaque, console_ch_t *chardata)
{
    LedState *s = opaque;
    char buf[2];

    dpy_cursor(s->ds, -1, -1);
    qemu_console_resize(s->ds, 2, 1);

    /* TODO: draw the segments */
    snprintf(buf, 2, "%02hhx\n", s->segments);
    console_write_ch(chardata++, 0x00200100 | buf[0]);
    console_write_ch(chardata++, 0x00200100 | buf[1]);

    dpy_update(s->ds, 0, 0, 2, 1);
}

void jazz_led_init(MemoryRegion *address_space, target_phys_addr_t base)
{
    LedState *s;

    s = g_malloc0(sizeof(LedState));

    s->state = REDRAW_SEGMENTS | REDRAW_BACKGROUND;

    memory_region_init_io(&s->iomem, &led_ops, s, "led", 1);
    memory_region_add_subregion(address_space, base, &s->iomem);

    s->ds = graphic_console_init(jazz_led_update_display,
                                 jazz_led_invalidate_display,
                                 jazz_led_screen_dump,
                                 jazz_led_text_update, s);
    qemu_console_resize(s->ds, 60, 80);
}
Commit	Line	Data
31211df1 TS	1	/*
31211df1 TS	2	* QEMU JAZZ LED emulator.
5fafdf24	3	*
bcc4e41f	4	* Copyright (c) 2007 Hervé Poussineau
5fafdf24	5	*
31211df1 TS	6	* Permission is hereby granted, free of charge, to any person obtaining a copy
	7	* of this software and associated documentation files (the "Software"), to deal
	8	* in the Software without restriction, including without limitation the rights
	9	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	10	* copies of the Software, and to permit persons to whom the Software is
	11	* furnished to do so, subject to the following conditions:
	12	*
	13	* The above copyright notice and this permission notice shall be included in
	14	* all copies or substantial portions of the Software.
	15	*
	16	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	17	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	18	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	19	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	20	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	21	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
	22	* THE SOFTWARE.
	23	*/
	24
87ecb68b PB	25	#include "hw.h"
	26	#include "mips.h"
	27	#include "console.h"
31211df1 TS	28	#include "pixel_ops.h"
	29
	30	//#define DEBUG_LED
	31
14414da4 HP	32	#ifdef DEBUG_LED
	33	#define DPRINTF(fmt, ...) \
	34	do { printf("jazz led: " fmt , ## __VA_ARGS__); } while (0)
	35	#else
	36	#define DPRINTF(fmt, ...) do {} while (0)
	37	#endif
	38	#define BADF(fmt, ...) \
	39	do { fprintf(stderr, "jazz led ERROR: " fmt , ## __VA_ARGS__);} while (0)
	40
31211df1 TS	41	typedef enum {
31211df1 TS	42	REDRAW_NONE = 0, REDRAW_SEGMENTS = 1, REDRAW_BACKGROUND = 2,
c227f099	43	} screen_state_t;
31211df1 TS	44
31211df1 TS	45	typedef struct LedState {
c6017850	46	MemoryRegion iomem;
31211df1 TS	47	uint8_t segments;
31211df1 TS	48	DisplayState *ds;
c227f099	49	screen_state_t state;
31211df1 TS	50	} LedState;
31211df1 TS	51
c227f099	52	static uint32_t led_readb(void *opaque, target_phys_addr_t addr)
31211df1 TS	53	{
31211df1 TS	54	LedState *s = opaque;
31211df1 TS	55	uint32_t val;
31211df1 TS	56
8da3ff18	57	switch (addr) {
31211df1 TS	58	case 0:
	59	val = s->segments;
	60	break;
	61	default:
14414da4	62	BADF("invalid read at [" TARGET_FMT_plx "]\n", addr);
31211df1 TS	63	val = 0;
	64	}
	65
14414da4 HP	66	DPRINTF("read addr=" TARGET_FMT_plx " val=0x%02x\n", addr, val);
14414da4 HP	67
31211df1 TS	68	return val;
	69	}
	70
c227f099	71	static uint32_t led_readw(void *opaque, target_phys_addr_t addr)
31211df1 TS	72	{
	73	uint32_t v;
	74	#ifdef TARGET_WORDS_BIGENDIAN
	75	v = led_readb(opaque, addr) << 8;
	76	v \|= led_readb(opaque, addr + 1);
	77	#else
	78	v = led_readb(opaque, addr);
	79	v \|= led_readb(opaque, addr + 1) << 8;
	80	#endif
	81	return v;
	82	}
	83
c227f099	84	static uint32_t led_readl(void *opaque, target_phys_addr_t addr)
31211df1 TS	85	{
	86	uint32_t v;
	87	#ifdef TARGET_WORDS_BIGENDIAN
	88	v = led_readb(opaque, addr) << 24;
	89	v \|= led_readb(opaque, addr + 1) << 16;
	90	v \|= led_readb(opaque, addr + 2) << 8;
	91	v \|= led_readb(opaque, addr + 3);
	92	#else
	93	v = led_readb(opaque, addr);
	94	v \|= led_readb(opaque, addr + 1) << 8;
	95	v \|= led_readb(opaque, addr + 2) << 16;
	96	v \|= led_readb(opaque, addr + 3) << 24;
	97	#endif
	98	return v;
	99	}
	100
c227f099	101	static void led_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
31211df1 TS	102	{
31211df1 TS	103	LedState *s = opaque;
31211df1	104
14414da4 HP	105	DPRINTF("write addr=" TARGET_FMT_plx " val=0x%02x\n", addr, val);
14414da4 HP	106
8da3ff18	107	switch (addr) {
31211df1 TS	108	case 0:
	109	s->segments = val;
	110	s->state \|= REDRAW_SEGMENTS;
	111	break;
	112	default:
14414da4	113	BADF("invalid write of 0x%08x at [" TARGET_FMT_plx "]\n", val, addr);
31211df1 TS	114	break;
	115	}
	116	}
	117
c227f099	118	static void led_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
31211df1 TS	119	{
	120	#ifdef TARGET_WORDS_BIGENDIAN
	121	led_writeb(opaque, addr, (val >> 8) & 0xff);
	122	led_writeb(opaque, addr + 1, val & 0xff);
	123	#else
	124	led_writeb(opaque, addr, val & 0xff);
	125	led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
	126	#endif
	127	}
	128
c227f099	129	static void led_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
31211df1 TS	130	{
	131	#ifdef TARGET_WORDS_BIGENDIAN
	132	led_writeb(opaque, addr, (val >> 24) & 0xff);
	133	led_writeb(opaque, addr + 1, (val >> 16) & 0xff);
	134	led_writeb(opaque, addr + 2, (val >> 8) & 0xff);
	135	led_writeb(opaque, addr + 3, val & 0xff);
	136	#else
	137	led_writeb(opaque, addr, val & 0xff);
	138	led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
	139	led_writeb(opaque, addr + 2, (val >> 16) & 0xff);
	140	led_writeb(opaque, addr + 3, (val >> 24) & 0xff);
	141	#endif
	142	}
	143
c6017850 AK	144	static const MemoryRegionOps led_ops = {
	145	.old_mmio = {
	146	.read = { led_readb, led_readw, led_readl, },
	147	.write = { led_writeb, led_writew, led_writel, },
	148	},
	149	.endianness = DEVICE_NATIVE_ENDIAN,
31211df1 TS	150	};
	151
	152	/***********************************************************/
	153	/* jazz_led display */
	154
	155	static void draw_horizontal_line(DisplayState *ds, int posy, int posx1, int posx2, uint32_t color)
	156	{
	157	uint8_t *d;
	158	int x, bpp;
	159
0e1f5a0c AL	160	bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
0e1f5a0c AL	161	d = ds_get_data(ds) + ds_get_linesize(ds) * posy + bpp * posx1;
31211df1 TS	162	switch(bpp) {
	163	case 1:
	164	for (x = posx1; x <= posx2; x++) {
	165	((uint8_t )d) = color;
	166	d++;
	167	}
	168	break;
	169	case 2:
	170	for (x = posx1; x <= posx2; x++) {
	171	((uint16_t )d) = color;
	172	d += 2;
	173	}
	174	break;
	175	case 4:
	176	for (x = posx1; x <= posx2; x++) {
	177	((uint32_t )d) = color;
	178	d += 4;
	179	}
	180	break;
	181	}
	182	}
	183
	184	static void draw_vertical_line(DisplayState *ds, int posx, int posy1, int posy2, uint32_t color)
	185	{
	186	uint8_t *d;
	187	int y, bpp;
	188
0e1f5a0c AL	189	bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
0e1f5a0c AL	190	d = ds_get_data(ds) + ds_get_linesize(ds) * posy1 + bpp * posx;
31211df1 TS	191	switch(bpp) {
	192	case 1:
	193	for (y = posy1; y <= posy2; y++) {
	194	((uint8_t )d) = color;
0e1f5a0c	195	d += ds_get_linesize(ds);
31211df1 TS	196	}
	197	break;
	198	case 2:
	199	for (y = posy1; y <= posy2; y++) {
	200	((uint16_t )d) = color;
0e1f5a0c	201	d += ds_get_linesize(ds);
31211df1 TS	202	}
	203	break;
	204	case 4:
	205	for (y = posy1; y <= posy2; y++) {
	206	((uint32_t )d) = color;
0e1f5a0c	207	d += ds_get_linesize(ds);
31211df1 TS	208	}
	209	break;
	210	}
	211	}
	212
	213	static void jazz_led_update_display(void *opaque)
	214	{
	215	LedState *s = opaque;
	216	DisplayState *ds = s->ds;
	217	uint8_t *d1;
	218	uint32_t color_segment, color_led;
	219	int y, bpp;
	220
	221	if (s->state & REDRAW_BACKGROUND) {
	222	/* clear screen */
0e1f5a0c AL	223	bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3;
	224	d1 = ds_get_data(ds);
	225	for (y = 0; y < ds_get_height(ds); y++) {
	226	memset(d1, 0x00, ds_get_width(ds) * bpp);
	227	d1 += ds_get_linesize(ds);
31211df1 TS	228	}
	229	}
	230
	231	if (s->state & REDRAW_SEGMENTS) {
	232	/* set colors according to bpp */
0e1f5a0c	233	switch (ds_get_bits_per_pixel(ds)) {
31211df1 TS	234	case 8:
	235	color_segment = rgb_to_pixel8(0xaa, 0xaa, 0xaa);
	236	color_led = rgb_to_pixel8(0x00, 0xff, 0x00);
	237	break;
	238	case 15:
	239	color_segment = rgb_to_pixel15(0xaa, 0xaa, 0xaa);
	240	color_led = rgb_to_pixel15(0x00, 0xff, 0x00);
	241	break;
	242	case 16:
	243	color_segment = rgb_to_pixel16(0xaa, 0xaa, 0xaa);
	244	color_led = rgb_to_pixel16(0x00, 0xff, 0x00);
	245	case 24:
	246	color_segment = rgb_to_pixel24(0xaa, 0xaa, 0xaa);
	247	color_led = rgb_to_pixel24(0x00, 0xff, 0x00);
	248	break;
	249	case 32:
	250	color_segment = rgb_to_pixel32(0xaa, 0xaa, 0xaa);
	251	color_led = rgb_to_pixel32(0x00, 0xff, 0x00);
	252	break;
	253	default:
	254	return;
	255	}
	256
	257	/* display segments */
	258	draw_horizontal_line(ds, 40, 10, 40, (s->segments & 0x02) ? color_segment : 0);
	259	draw_vertical_line(ds, 10, 10, 40, (s->segments & 0x04) ? color_segment : 0);
	260	draw_vertical_line(ds, 10, 40, 70, (s->segments & 0x08) ? color_segment : 0);
	261	draw_horizontal_line(ds, 70, 10, 40, (s->segments & 0x10) ? color_segment : 0);
	262	draw_vertical_line(ds, 40, 40, 70, (s->segments & 0x20) ? color_segment : 0);
	263	draw_vertical_line(ds, 40, 10, 40, (s->segments & 0x40) ? color_segment : 0);
	264	draw_horizontal_line(ds, 10, 10, 40, (s->segments & 0x80) ? color_segment : 0);
	265
	266	/* display led */
	267	if (!(s->segments & 0x01))
	268	color_led = 0; /* black */
	269	draw_horizontal_line(ds, 68, 50, 50, color_led);
	270	draw_horizontal_line(ds, 69, 49, 51, color_led);
	271	draw_horizontal_line(ds, 70, 48, 52, color_led);
	272	draw_horizontal_line(ds, 71, 49, 51, color_led);
	273	draw_horizontal_line(ds, 72, 50, 50, color_led);
	274	}
	275
	276	s->state = REDRAW_NONE;
0e1f5a0c	277	dpy_update(ds, 0, 0, ds_get_width(ds), ds_get_height(ds));
31211df1 TS	278	}
	279
	280	static void jazz_led_invalidate_display(void *opaque)
	281	{
	282	LedState *s = opaque;
	283	s->state \|= REDRAW_SEGMENTS \| REDRAW_BACKGROUND;
	284	}
	285
	286	static void jazz_led_screen_dump(void opaque, const char filename)
	287	{
	288	printf("jazz_led_screen_dump() not implemented\n");
	289	}
	290
c227f099	291	static void jazz_led_text_update(void opaque, console_ch_t chardata)
4d3b6f6e AZ	292	{
	293	LedState *s = opaque;
	294	char buf[2];
	295
	296	dpy_cursor(s->ds, -1, -1);
3023f332	297	qemu_console_resize(s->ds, 2, 1);
4d3b6f6e AZ	298
	299	/* TODO: draw the segments */
	300	snprintf(buf, 2, "%02hhx\n", s->segments);
	301	console_write_ch(chardata++, 0x00200100 \| buf[0]);
	302	console_write_ch(chardata++, 0x00200100 \| buf[1]);
	303
	304	dpy_update(s->ds, 0, 0, 2, 1);
	305	}
	306
c6017850	307	void jazz_led_init(MemoryRegion *address_space, target_phys_addr_t base)
31211df1 TS	308	{
31211df1 TS	309	LedState *s;
31211df1	310
7267c094	311	s = g_malloc0(sizeof(LedState));
31211df1	312
31211df1 TS	313	s->state = REDRAW_SEGMENTS \| REDRAW_BACKGROUND;
31211df1 TS	314
c6017850 AK	315	memory_region_init_io(&s->iomem, &led_ops, s, "led", 1);
c6017850 AK	316	memory_region_add_subregion(address_space, base, &s->iomem);
31211df1	317
3023f332 AL	318	s->ds = graphic_console_init(jazz_led_update_display,
	319	jazz_led_invalidate_display,
	320	jazz_led_screen_dump,
	321	jazz_led_text_update, s);
	322	qemu_console_resize(s->ds, 60, 80);
31211df1	323	}