mirror of https://github.com/proxmox/mirror_qemu
Add a 7 segments + led display, by Herve Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3015 c046a42c-6fe2-441c-8c8c-71466251a162master
parent
611d7189e7
commit
31211df14d
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@ -438,6 +438,7 @@ endif
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ifeq ($(TARGET_BASE_ARCH), mips)
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ifeq ($(TARGET_BASE_ARCH), mips)
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VL_OBJS+= mips_r4k.o mips_malta.o mips_pica61.o
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VL_OBJS+= mips_r4k.o mips_malta.o mips_pica61.o
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VL_OBJS+= mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o
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VL_OBJS+= mips_timer.o mips_int.o dma.o vga.o serial.o i8254.o i8259.o
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VL_OBJS+= jazz_led.o
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VL_OBJS+= ide.o gt64xxx.o pckbd.o ps2.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
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VL_OBJS+= ide.o gt64xxx.o pckbd.o ps2.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
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VL_OBJS+= piix_pci.o smbus_eeprom.o parallel.o mixeng.o cirrus_vga.o $(SOUND_HW) $(AUDIODRV)
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VL_OBJS+= piix_pci.o smbus_eeprom.o parallel.o mixeng.o cirrus_vga.o $(SOUND_HW) $(AUDIODRV)
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CPPFLAGS += -DHAS_AUDIO
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CPPFLAGS += -DHAS_AUDIO
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@ -0,0 +1,303 @@
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/*
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* QEMU JAZZ LED emulator.
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*
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* Copyright (c) 2007 Hervé Poussineau
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "vl.h"
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#include "pixel_ops.h"
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//#define DEBUG_LED
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typedef enum {
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REDRAW_NONE = 0, REDRAW_SEGMENTS = 1, REDRAW_BACKGROUND = 2,
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} screen_state_t;
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typedef struct LedState {
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target_phys_addr_t base;
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uint8_t segments;
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DisplayState *ds;
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screen_state_t state;
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} LedState;
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static uint32_t led_readb(void *opaque, target_phys_addr_t addr)
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{
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LedState *s = opaque;
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int relative_addr = addr - s->base;
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uint32_t val;
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switch (relative_addr) {
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case 0:
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val = s->segments;
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break;
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default:
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#ifdef DEBUG_LED
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printf("jazz led: invalid read [0x%x]\n", relative_addr);
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#endif
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val = 0;
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}
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return val;
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}
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static uint32_t led_readw(void *opaque, target_phys_addr_t addr)
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{
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uint32_t v;
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#ifdef TARGET_WORDS_BIGENDIAN
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v = led_readb(opaque, addr) << 8;
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v |= led_readb(opaque, addr + 1);
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#else
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v = led_readb(opaque, addr);
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v |= led_readb(opaque, addr + 1) << 8;
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#endif
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return v;
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}
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static uint32_t led_readl(void *opaque, target_phys_addr_t addr)
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{
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uint32_t v;
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#ifdef TARGET_WORDS_BIGENDIAN
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v = led_readb(opaque, addr) << 24;
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v |= led_readb(opaque, addr + 1) << 16;
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v |= led_readb(opaque, addr + 2) << 8;
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v |= led_readb(opaque, addr + 3);
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#else
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v = led_readb(opaque, addr);
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v |= led_readb(opaque, addr + 1) << 8;
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v |= led_readb(opaque, addr + 2) << 16;
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v |= led_readb(opaque, addr + 3) << 24;
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#endif
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return v;
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}
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static void led_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
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{
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LedState *s = opaque;
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int relative_addr = addr - s->base;
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switch (relative_addr) {
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case 0:
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s->segments = val;
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s->state |= REDRAW_SEGMENTS;
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break;
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default:
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#ifdef DEBUG_LED
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printf("jazz led: invalid write of 0x%02x at [0x%x]\n", val, relative_addr);
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#endif
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break;
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}
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}
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static void led_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
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{
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#ifdef TARGET_WORDS_BIGENDIAN
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led_writeb(opaque, addr, (val >> 8) & 0xff);
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led_writeb(opaque, addr + 1, val & 0xff);
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#else
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led_writeb(opaque, addr, val & 0xff);
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led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
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#endif
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}
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static void led_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
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{
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#ifdef TARGET_WORDS_BIGENDIAN
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led_writeb(opaque, addr, (val >> 24) & 0xff);
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led_writeb(opaque, addr + 1, (val >> 16) & 0xff);
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led_writeb(opaque, addr + 2, (val >> 8) & 0xff);
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led_writeb(opaque, addr + 3, val & 0xff);
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#else
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led_writeb(opaque, addr, val & 0xff);
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led_writeb(opaque, addr + 1, (val >> 8) & 0xff);
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led_writeb(opaque, addr + 2, (val >> 16) & 0xff);
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led_writeb(opaque, addr + 3, (val >> 24) & 0xff);
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#endif
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}
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static CPUReadMemoryFunc *led_read[3] = {
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led_readb,
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led_readw,
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led_readl,
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};
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static CPUWriteMemoryFunc *led_write[3] = {
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led_writeb,
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led_writew,
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led_writel,
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};
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/***********************************************************/
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/* jazz_led display */
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static void draw_horizontal_line(DisplayState *ds, int posy, int posx1, int posx2, uint32_t color)
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{
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uint8_t *d;
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int x, bpp;
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bpp = (ds->depth + 7) >> 3;
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d = ds->data + ds->linesize * posy + bpp * posx1;
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switch(bpp) {
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case 1:
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for (x = posx1; x <= posx2; x++) {
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*((uint8_t *)d) = color;
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d++;
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}
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break;
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case 2:
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for (x = posx1; x <= posx2; x++) {
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*((uint16_t *)d) = color;
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d += 2;
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}
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break;
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case 4:
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for (x = posx1; x <= posx2; x++) {
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*((uint32_t *)d) = color;
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d += 4;
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}
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break;
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}
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}
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static void draw_vertical_line(DisplayState *ds, int posx, int posy1, int posy2, uint32_t color)
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{
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uint8_t *d;
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int y, bpp;
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bpp = (ds->depth + 7) >> 3;
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d = ds->data + ds->linesize * posy1 + bpp * posx;
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switch(bpp) {
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case 1:
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for (y = posy1; y <= posy2; y++) {
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*((uint8_t *)d) = color;
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d += ds->linesize;
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}
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break;
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case 2:
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for (y = posy1; y <= posy2; y++) {
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*((uint16_t *)d) = color;
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d += ds->linesize;
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}
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break;
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case 4:
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for (y = posy1; y <= posy2; y++) {
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*((uint32_t *)d) = color;
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d += ds->linesize;
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}
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break;
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}
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}
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static void jazz_led_update_display(void *opaque)
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{
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LedState *s = opaque;
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DisplayState *ds = s->ds;
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uint8_t *d1;
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uint32_t color_segment, color_led;
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int y, bpp;
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if (s->state & REDRAW_BACKGROUND) {
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/* clear screen */
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bpp = (ds->depth + 7) >> 3;
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d1 = ds->data;
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for (y = 0; y < ds->height; y++) {
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memset(d1, 0x00, ds->width * bpp);
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d1 += ds->linesize;
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}
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}
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if (s->state & REDRAW_SEGMENTS) {
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/* set colors according to bpp */
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switch (ds->depth) {
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case 8:
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color_segment = rgb_to_pixel8(0xaa, 0xaa, 0xaa);
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color_led = rgb_to_pixel8(0x00, 0xff, 0x00);
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break;
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case 15:
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color_segment = rgb_to_pixel15(0xaa, 0xaa, 0xaa);
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color_led = rgb_to_pixel15(0x00, 0xff, 0x00);
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break;
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case 16:
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color_segment = rgb_to_pixel16(0xaa, 0xaa, 0xaa);
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color_led = rgb_to_pixel16(0x00, 0xff, 0x00);
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case 24:
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color_segment = rgb_to_pixel24(0xaa, 0xaa, 0xaa);
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color_led = rgb_to_pixel24(0x00, 0xff, 0x00);
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break;
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case 32:
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color_segment = rgb_to_pixel32(0xaa, 0xaa, 0xaa);
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color_led = rgb_to_pixel32(0x00, 0xff, 0x00);
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break;
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default:
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return;
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}
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/* display segments */
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draw_horizontal_line(ds, 40, 10, 40, (s->segments & 0x02) ? color_segment : 0);
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draw_vertical_line(ds, 10, 10, 40, (s->segments & 0x04) ? color_segment : 0);
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draw_vertical_line(ds, 10, 40, 70, (s->segments & 0x08) ? color_segment : 0);
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draw_horizontal_line(ds, 70, 10, 40, (s->segments & 0x10) ? color_segment : 0);
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draw_vertical_line(ds, 40, 40, 70, (s->segments & 0x20) ? color_segment : 0);
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draw_vertical_line(ds, 40, 10, 40, (s->segments & 0x40) ? color_segment : 0);
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draw_horizontal_line(ds, 10, 10, 40, (s->segments & 0x80) ? color_segment : 0);
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/* display led */
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if (!(s->segments & 0x01))
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color_led = 0; /* black */
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draw_horizontal_line(ds, 68, 50, 50, color_led);
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draw_horizontal_line(ds, 69, 49, 51, color_led);
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draw_horizontal_line(ds, 70, 48, 52, color_led);
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draw_horizontal_line(ds, 71, 49, 51, color_led);
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draw_horizontal_line(ds, 72, 50, 50, color_led);
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}
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s->state = REDRAW_NONE;
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dpy_update(ds, 0, 0, ds->width, ds->height);
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}
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static void jazz_led_invalidate_display(void *opaque)
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{
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LedState *s = opaque;
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s->state |= REDRAW_SEGMENTS | REDRAW_BACKGROUND;
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}
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static void jazz_led_screen_dump(void *opaque, const char *filename)
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{
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printf("jazz_led_screen_dump() not implemented\n");
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}
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void jazz_led_init(DisplayState *ds, target_phys_addr_t base)
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{
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LedState *s;
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int io;
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s = qemu_mallocz(sizeof(LedState));
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if (!s)
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return;
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s->base = base;
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s->ds = ds;
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s->state = REDRAW_SEGMENTS | REDRAW_BACKGROUND;
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io = cpu_register_io_memory(0, led_read, led_write, s);
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cpu_register_physical_memory(s->base, 1, io);
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graphic_console_init(ds, jazz_led_update_display, jazz_led_invalidate_display, jazz_led_screen_dump, s);
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}
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|
@ -168,6 +168,9 @@ void mips_pica61_init (int ram_size, int vga_ram_size, int boot_device,
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* but let's do with what Qemu currenly emulates... */
|
* but let's do with what Qemu currenly emulates... */
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isa_vga_mm_init(ds, phys_ram_base + ram_size, ram_size, vga_ram_size,
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isa_vga_mm_init(ds, phys_ram_base + ram_size, ram_size, vga_ram_size,
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0x40000000, 0x60000000, 0);
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0x40000000, 0x60000000, 0);
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/* LED indicator */
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jazz_led_init(ds, 0x8000f000);
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}
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}
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QEMUMachine mips_pica61_machine = {
|
QEMUMachine mips_pica61_machine = {
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||||||
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|
3
vl.h
3
vl.h
|
@ -1128,6 +1128,9 @@ int pit_get_initial_count(PITState *pit, int channel);
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int pit_get_mode(PITState *pit, int channel);
|
int pit_get_mode(PITState *pit, int channel);
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int pit_get_out(PITState *pit, int channel, int64_t current_time);
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int pit_get_out(PITState *pit, int channel, int64_t current_time);
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/* jazz_led.c */
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extern void jazz_led_init(DisplayState *ds, target_phys_addr_t base);
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|
|
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/* pcspk.c */
|
/* pcspk.c */
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void pcspk_init(PITState *);
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void pcspk_init(PITState *);
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int pcspk_audio_init(AudioState *, qemu_irq *pic);
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int pcspk_audio_init(AudioState *, qemu_irq *pic);
|
||||||
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Loading…
Reference in New Issue