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-rw-r--r--hw/display/Kconfig4
-rw-r--r--hw/display/meson.build2
-rw-r--r--hw/display/milkymist-tmu2.c551
-rw-r--r--hw/display/milkymist-vgafb.c360
-rw-r--r--hw/display/milkymist-vgafb_template.h74
-rw-r--r--hw/display/trace-events10
6 files changed, 0 insertions, 1001 deletions
diff --git a/hw/display/Kconfig b/hw/display/Kconfig
index ca46b58..a2306b6 100644
--- a/hw/display/Kconfig
+++ b/hw/display/Kconfig
@@ -72,10 +72,6 @@ config BLIZZARD
config FRAMEBUFFER
bool
-config MILKYMIST_TMU2
- bool
- depends on OPENGL && X11
-
config SM501
bool
select I2C
diff --git a/hw/display/meson.build b/hw/display/meson.build
index 612cd65..aaf797c 100644
--- a/hw/display/meson.build
+++ b/hw/display/meson.build
@@ -48,7 +48,6 @@ endif
softmmu_ss.add(when: 'CONFIG_DPCD', if_true: files('dpcd.c'))
softmmu_ss.add(when: 'CONFIG_XLNX_ZYNQMP_ARM', if_true: files('xlnx_dp.c'))
-softmmu_ss.add(when: 'CONFIG_MILKYMIST', if_true: files('milkymist-vgafb.c'))
softmmu_ss.add(when: 'CONFIG_ARTIST', if_true: files('artist.c'))
softmmu_ss.add(when: [pixman, 'CONFIG_ATI_VGA'], if_true: files('ati.c', 'ati_2d.c', 'ati_dbg.c'))
@@ -94,7 +93,6 @@ if config_all_devices.has_key('CONFIG_VIRTIO_VGA')
hw_display_modules += {'virtio-vga-gl': virtio_vga_gl_ss}
endif
-specific_ss.add(when: [x11, opengl, 'CONFIG_MILKYMIST_TMU2'], if_true: files('milkymist-tmu2.c'))
specific_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_lcdc.c'))
modules += { 'hw-display': hw_display_modules }
diff --git a/hw/display/milkymist-tmu2.c b/hw/display/milkymist-tmu2.c
deleted file mode 100644
index 02a28c8..0000000
--- a/hw/display/milkymist-tmu2.c
+++ /dev/null
@@ -1,551 +0,0 @@
-/*
- * QEMU model of the Milkymist texture mapping unit.
- *
- * Copyright (c) 2010 Michael Walle <michael@walle.cc>
- * Copyright (c) 2010 Sebastien Bourdeauducq
- * <sebastien.bourdeauducq@lekernel.net>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- *
- *
- * Specification available at:
- * http://milkymist.walle.cc/socdoc/tmu2.pdf
- *
- */
-
-#include "qemu/osdep.h"
-#include "hw/irq.h"
-#include "hw/sysbus.h"
-#include "migration/vmstate.h"
-#include "trace.h"
-#include "qapi/error.h"
-#include "qemu/error-report.h"
-#include "qemu/module.h"
-#include "qapi/error.h"
-#include "hw/display/milkymist_tmu2.h"
-
-#include <X11/Xlib.h>
-#include <epoxy/gl.h>
-#include <epoxy/glx.h>
-#include "qom/object.h"
-
-enum {
- R_CTL = 0,
- R_HMESHLAST,
- R_VMESHLAST,
- R_BRIGHTNESS,
- R_CHROMAKEY,
- R_VERTICESADDR,
- R_TEXFBUF,
- R_TEXHRES,
- R_TEXVRES,
- R_TEXHMASK,
- R_TEXVMASK,
- R_DSTFBUF,
- R_DSTHRES,
- R_DSTVRES,
- R_DSTHOFFSET,
- R_DSTVOFFSET,
- R_DSTSQUAREW,
- R_DSTSQUAREH,
- R_ALPHA,
- R_MAX
-};
-
-enum {
- CTL_START_BUSY = (1<<0),
- CTL_CHROMAKEY = (1<<1),
-};
-
-enum {
- MAX_BRIGHTNESS = 63,
- MAX_ALPHA = 63,
-};
-
-enum {
- MESH_MAXSIZE = 128,
-};
-
-struct vertex {
- int x;
- int y;
-} QEMU_PACKED;
-
-#define TYPE_MILKYMIST_TMU2 "milkymist-tmu2"
-OBJECT_DECLARE_SIMPLE_TYPE(MilkymistTMU2State, MILKYMIST_TMU2)
-
-struct MilkymistTMU2State {
- SysBusDevice parent_obj;
-
- MemoryRegion regs_region;
- Chardev *chr;
- qemu_irq irq;
-
- uint32_t regs[R_MAX];
-
- Display *dpy;
- GLXFBConfig glx_fb_config;
- GLXContext glx_context;
-};
-
-static const int glx_fbconfig_attr[] = {
- GLX_GREEN_SIZE, 5,
- GLX_GREEN_SIZE, 6,
- GLX_BLUE_SIZE, 5,
- None
-};
-
-static int tmu2_glx_init(MilkymistTMU2State *s)
-{
- GLXFBConfig *configs;
- int nelements;
-
- s->dpy = XOpenDisplay(NULL); /* FIXME: call XCloseDisplay() */
- if (s->dpy == NULL) {
- return 1;
- }
-
- configs = glXChooseFBConfig(s->dpy, 0, glx_fbconfig_attr, &nelements);
- if (configs == NULL) {
- return 1;
- }
-
- s->glx_fb_config = *configs;
- XFree(configs);
-
- /* FIXME: call glXDestroyContext() */
- s->glx_context = glXCreateNewContext(s->dpy, s->glx_fb_config,
- GLX_RGBA_TYPE, NULL, 1);
- if (s->glx_context == NULL) {
- return 1;
- }
-
- return 0;
-}
-
-static void tmu2_gl_map(struct vertex *mesh, int texhres, int texvres,
- int hmeshlast, int vmeshlast, int ho, int vo, int sw, int sh)
-{
- int x, y;
- int x0, y0, x1, y1;
- int u0, v0, u1, v1, u2, v2, u3, v3;
- double xscale = 1.0 / ((double)(64 * texhres));
- double yscale = 1.0 / ((double)(64 * texvres));
-
- glLoadIdentity();
- glTranslatef(ho, vo, 0);
- glEnable(GL_TEXTURE_2D);
- glBegin(GL_QUADS);
-
- for (y = 0; y < vmeshlast; y++) {
- y0 = y * sh;
- y1 = y0 + sh;
- for (x = 0; x < hmeshlast; x++) {
- x0 = x * sw;
- x1 = x0 + sw;
-
- u0 = be32_to_cpu(mesh[MESH_MAXSIZE * y + x].x);
- v0 = be32_to_cpu(mesh[MESH_MAXSIZE * y + x].y);
- u1 = be32_to_cpu(mesh[MESH_MAXSIZE * y + x + 1].x);
- v1 = be32_to_cpu(mesh[MESH_MAXSIZE * y + x + 1].y);
- u2 = be32_to_cpu(mesh[MESH_MAXSIZE * (y + 1) + x + 1].x);
- v2 = be32_to_cpu(mesh[MESH_MAXSIZE * (y + 1) + x + 1].y);
- u3 = be32_to_cpu(mesh[MESH_MAXSIZE * (y + 1) + x].x);
- v3 = be32_to_cpu(mesh[MESH_MAXSIZE * (y + 1) + x].y);
-
- glTexCoord2d(((double)u0) * xscale, ((double)v0) * yscale);
- glVertex3i(x0, y0, 0);
- glTexCoord2d(((double)u1) * xscale, ((double)v1) * yscale);
- glVertex3i(x1, y0, 0);
- glTexCoord2d(((double)u2) * xscale, ((double)v2) * yscale);
- glVertex3i(x1, y1, 0);
- glTexCoord2d(((double)u3) * xscale, ((double)v3) * yscale);
- glVertex3i(x0, y1, 0);
- }
- }
-
- glEnd();
-}
-
-static void tmu2_start(MilkymistTMU2State *s)
-{
- int pbuffer_attrib[6] = {
- GLX_PBUFFER_WIDTH,
- 0,
- GLX_PBUFFER_HEIGHT,
- 0,
- GLX_PRESERVED_CONTENTS,
- True
- };
-
- GLXPbuffer pbuffer;
- GLuint texture;
- void *fb;
- hwaddr fb_len;
- void *mesh;
- hwaddr mesh_len;
- float m;
-
- trace_milkymist_tmu2_start();
-
- /* Create and set up a suitable OpenGL context */
- pbuffer_attrib[1] = s->regs[R_DSTHRES];
- pbuffer_attrib[3] = s->regs[R_DSTVRES];
- pbuffer = glXCreatePbuffer(s->dpy, s->glx_fb_config, pbuffer_attrib);
- glXMakeContextCurrent(s->dpy, pbuffer, pbuffer, s->glx_context);
-
- /* Fixup endianness. TODO: would it work on BE hosts? */
- glPixelStorei(GL_UNPACK_SWAP_BYTES, 1);
- glPixelStorei(GL_PACK_SWAP_BYTES, 1);
-
- /* Row alignment */
- glPixelStorei(GL_UNPACK_ALIGNMENT, 2);
- glPixelStorei(GL_PACK_ALIGNMENT, 2);
-
- /* Read the QEMU source framebuffer into an OpenGL texture */
- glGenTextures(1, &texture);
- glBindTexture(GL_TEXTURE_2D, texture);
- fb_len = 2ULL * s->regs[R_TEXHRES] * s->regs[R_TEXVRES];
- fb = cpu_physical_memory_map(s->regs[R_TEXFBUF], &fb_len, false);
- if (fb == NULL) {
- glDeleteTextures(1, &texture);
- glXMakeContextCurrent(s->dpy, None, None, NULL);
- glXDestroyPbuffer(s->dpy, pbuffer);
- return;
- }
- glTexImage2D(GL_TEXTURE_2D, 0, 3, s->regs[R_TEXHRES], s->regs[R_TEXVRES],
- 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, fb);
- cpu_physical_memory_unmap(fb, fb_len, 0, fb_len);
-
- /* Set up texturing options */
- /* WARNING:
- * Many cases of TMU2 masking are not supported by OpenGL.
- * We only implement the most common ones:
- * - full bilinear filtering vs. nearest texel
- * - texture clamping vs. texture wrapping
- */
- if ((s->regs[R_TEXHMASK] & 0x3f) > 0x20) {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- } else {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- }
- if ((s->regs[R_TEXHMASK] >> 6) & s->regs[R_TEXHRES]) {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
- } else {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- }
- if ((s->regs[R_TEXVMASK] >> 6) & s->regs[R_TEXVRES]) {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
- } else {
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- }
-
- /* Translucency and decay */
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- m = (float)(s->regs[R_BRIGHTNESS] + 1) / 64.0f;
- glColor4f(m, m, m, (float)(s->regs[R_ALPHA] + 1) / 64.0f);
-
- /* Read the QEMU dest. framebuffer into the OpenGL framebuffer */
- fb_len = 2ULL * s->regs[R_DSTHRES] * s->regs[R_DSTVRES];
- fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, false);
- if (fb == NULL) {
- glDeleteTextures(1, &texture);
- glXMakeContextCurrent(s->dpy, None, None, NULL);
- glXDestroyPbuffer(s->dpy, pbuffer);
- return;
- }
-
- glDrawPixels(s->regs[R_DSTHRES], s->regs[R_DSTVRES], GL_RGB,
- GL_UNSIGNED_SHORT_5_6_5, fb);
- cpu_physical_memory_unmap(fb, fb_len, 0, fb_len);
- glViewport(0, 0, s->regs[R_DSTHRES], s->regs[R_DSTVRES]);
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glOrtho(0.0, s->regs[R_DSTHRES], 0.0, s->regs[R_DSTVRES], -1.0, 1.0);
- glMatrixMode(GL_MODELVIEW);
-
- /* Map the texture */
- mesh_len = MESH_MAXSIZE*MESH_MAXSIZE*sizeof(struct vertex);
- mesh = cpu_physical_memory_map(s->regs[R_VERTICESADDR], &mesh_len, false);
- if (mesh == NULL) {
- glDeleteTextures(1, &texture);
- glXMakeContextCurrent(s->dpy, None, None, NULL);
- glXDestroyPbuffer(s->dpy, pbuffer);
- return;
- }
-
- tmu2_gl_map((struct vertex *)mesh,
- s->regs[R_TEXHRES], s->regs[R_TEXVRES],
- s->regs[R_HMESHLAST], s->regs[R_VMESHLAST],
- s->regs[R_DSTHOFFSET], s->regs[R_DSTVOFFSET],
- s->regs[R_DSTSQUAREW], s->regs[R_DSTSQUAREH]);
- cpu_physical_memory_unmap(mesh, mesh_len, 0, mesh_len);
-
- /* Write back the OpenGL framebuffer to the QEMU framebuffer */
- fb_len = 2ULL * s->regs[R_DSTHRES] * s->regs[R_DSTVRES];
- fb = cpu_physical_memory_map(s->regs[R_DSTFBUF], &fb_len, true);
- if (fb == NULL) {
- glDeleteTextures(1, &texture);
- glXMakeContextCurrent(s->dpy, None, None, NULL);
- glXDestroyPbuffer(s->dpy, pbuffer);
- return;
- }
-
- glReadPixels(0, 0, s->regs[R_DSTHRES], s->regs[R_DSTVRES], GL_RGB,
- GL_UNSIGNED_SHORT_5_6_5, fb);
- cpu_physical_memory_unmap(fb, fb_len, 1, fb_len);
-
- /* Free OpenGL allocs */
- glDeleteTextures(1, &texture);
- glXMakeContextCurrent(s->dpy, None, None, NULL);
- glXDestroyPbuffer(s->dpy, pbuffer);
-
- s->regs[R_CTL] &= ~CTL_START_BUSY;
-
- trace_milkymist_tmu2_pulse_irq();
- qemu_irq_pulse(s->irq);
-}
-
-static uint64_t tmu2_read(void *opaque, hwaddr addr,
- unsigned size)
-{
- MilkymistTMU2State *s = opaque;
- uint32_t r = 0;
-
- addr >>= 2;
- switch (addr) {
- case R_CTL:
- case R_HMESHLAST:
- case R_VMESHLAST:
- case R_BRIGHTNESS:
- case R_CHROMAKEY:
- case R_VERTICESADDR:
- case R_TEXFBUF:
- case R_TEXHRES:
- case R_TEXVRES:
- case R_TEXHMASK:
- case R_TEXVMASK:
- case R_DSTFBUF:
- case R_DSTHRES:
- case R_DSTVRES:
- case R_DSTHOFFSET:
- case R_DSTVOFFSET:
- case R_DSTSQUAREW:
- case R_DSTSQUAREH:
- case R_ALPHA:
- r = s->regs[addr];
- break;
-
- default:
- error_report("milkymist_tmu2: read access to unknown register 0x"
- TARGET_FMT_plx, addr << 2);
- break;
- }
-
- trace_milkymist_tmu2_memory_read(addr << 2, r);
-
- return r;
-}
-
-static void tmu2_check_registers(MilkymistTMU2State *s)
-{
- if (s->regs[R_BRIGHTNESS] > MAX_BRIGHTNESS) {
- error_report("milkymist_tmu2: max brightness is %d", MAX_BRIGHTNESS);
- }
-
- if (s->regs[R_ALPHA] > MAX_ALPHA) {
- error_report("milkymist_tmu2: max alpha is %d", MAX_ALPHA);
- }
-
- if (s->regs[R_VERTICESADDR] & 0x07) {
- error_report("milkymist_tmu2: vertex mesh address has to be 64-bit "
- "aligned");
- }
-
- if (s->regs[R_TEXFBUF] & 0x01) {
- error_report("milkymist_tmu2: texture buffer address has to be "
- "16-bit aligned");
- }
-}
-
-static void tmu2_write(void *opaque, hwaddr addr, uint64_t value,
- unsigned size)
-{
- MilkymistTMU2State *s = opaque;
-
- trace_milkymist_tmu2_memory_write(addr, value);
-
- addr >>= 2;
- switch (addr) {
- case R_CTL:
- s->regs[addr] = value;
- if (value & CTL_START_BUSY) {
- tmu2_start(s);
- }
- break;
- case R_BRIGHTNESS:
- case R_HMESHLAST:
- case R_VMESHLAST:
- case R_CHROMAKEY:
- case R_VERTICESADDR:
- case R_TEXFBUF:
- case R_TEXHRES:
- case R_TEXVRES:
- case R_TEXHMASK:
- case R_TEXVMASK:
- case R_DSTFBUF:
- case R_DSTHRES:
- case R_DSTVRES:
- case R_DSTHOFFSET:
- case R_DSTVOFFSET:
- case R_DSTSQUAREW:
- case R_DSTSQUAREH:
- case R_ALPHA:
- s->regs[addr] = value;
- break;
-
- default:
- error_report("milkymist_tmu2: write access to unknown register 0x"
- TARGET_FMT_plx, addr << 2);
- break;
- }
-
- tmu2_check_registers(s);
-}
-
-static const MemoryRegionOps tmu2_mmio_ops = {
- .read = tmu2_read,
- .write = tmu2_write,
- .valid = {
- .min_access_size = 4,
- .max_access_size = 4,
- },
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void milkymist_tmu2_reset(DeviceState *d)
-{
- MilkymistTMU2State *s = MILKYMIST_TMU2(d);
- int i;
-
- for (i = 0; i < R_MAX; i++) {
- s->regs[i] = 0;
- }
-}
-
-static void milkymist_tmu2_init(Object *obj)
-{
- MilkymistTMU2State *s = MILKYMIST_TMU2(obj);
- SysBusDevice *dev = SYS_BUS_DEVICE(obj);
-
- sysbus_init_irq(dev, &s->irq);
-
- memory_region_init_io(&s->regs_region, obj, &tmu2_mmio_ops, s,
- "milkymist-tmu2", R_MAX * 4);
- sysbus_init_mmio(dev, &s->regs_region);
-}
-
-static void milkymist_tmu2_realize(DeviceState *dev, Error **errp)
-{
- MilkymistTMU2State *s = MILKYMIST_TMU2(dev);
-
- if (tmu2_glx_init(s)) {
- error_setg(errp, "tmu2_glx_init failed");
- }
-}
-
-static const VMStateDescription vmstate_milkymist_tmu2 = {
- .name = "milkymist-tmu2",
- .version_id = 1,
- .minimum_version_id = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32_ARRAY(regs, MilkymistTMU2State, R_MAX),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static void milkymist_tmu2_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->realize = milkymist_tmu2_realize;
- dc->reset = milkymist_tmu2_reset;
- dc->vmsd = &vmstate_milkymist_tmu2;
-}
-
-static const TypeInfo milkymist_tmu2_info = {
- .name = TYPE_MILKYMIST_TMU2,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(MilkymistTMU2State),
- .instance_init = milkymist_tmu2_init,
- .class_init = milkymist_tmu2_class_init,
-};
-
-static void milkymist_tmu2_register_types(void)
-{
- type_register_static(&milkymist_tmu2_info);
-}
-
-type_init(milkymist_tmu2_register_types)
-
-DeviceState *milkymist_tmu2_create(hwaddr base, qemu_irq irq)
-{
- DeviceState *dev;
- Display *d;
- GLXFBConfig *configs;
- int nelements;
- int ver_major, ver_minor;
-
- /* check that GLX will work */
- d = XOpenDisplay(NULL);
- if (d == NULL) {
- return NULL;
- }
-
- if (!glXQueryVersion(d, &ver_major, &ver_minor)) {
- /*
- * Yeah, sometimes getting the GLX version can fail.
- * Isn't X beautiful?
- */
- XCloseDisplay(d);
- return NULL;
- }
-
- if ((ver_major < 1) || ((ver_major == 1) && (ver_minor < 3))) {
- printf("Your GLX version is %d.%d,"
- "but TMU emulation needs at least 1.3. TMU disabled.\n",
- ver_major, ver_minor);
- XCloseDisplay(d);
- return NULL;
- }
-
- configs = glXChooseFBConfig(d, 0, glx_fbconfig_attr, &nelements);
- if (configs == NULL) {
- XCloseDisplay(d);
- return NULL;
- }
-
- XFree(configs);
- XCloseDisplay(d);
-
- dev = qdev_new(TYPE_MILKYMIST_TMU2);
- sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
- sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
- sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
-
- return dev;
-}
diff --git a/hw/display/milkymist-vgafb.c b/hw/display/milkymist-vgafb.c
deleted file mode 100644
index e2c587e..0000000
--- a/hw/display/milkymist-vgafb.c
+++ /dev/null
@@ -1,360 +0,0 @@
-
-/*
- * QEMU model of the Milkymist VGA framebuffer.
- *
- * Copyright (c) 2010-2012 Michael Walle <michael@walle.cc>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- *
- *
- * Specification available at:
- * http://milkymist.walle.cc/socdoc/vgafb.pdf
- */
-
-#include "qemu/osdep.h"
-#include "hw/hw.h"
-#include "hw/qdev-properties.h"
-#include "hw/sysbus.h"
-#include "trace.h"
-#include "ui/console.h"
-#include "framebuffer.h"
-#include "ui/pixel_ops.h"
-#include "qemu/error-report.h"
-#include "qemu/module.h"
-#include "qom/object.h"
-
-#define BITS 8
-#include "migration/vmstate.h"
-#include "milkymist-vgafb_template.h"
-#define BITS 15
-#include "milkymist-vgafb_template.h"
-#define BITS 16
-#include "milkymist-vgafb_template.h"
-#define BITS 24
-#include "milkymist-vgafb_template.h"
-#define BITS 32
-#include "milkymist-vgafb_template.h"
-
-enum {
- R_CTRL = 0,
- R_HRES,
- R_HSYNC_START,
- R_HSYNC_END,
- R_HSCAN,
- R_VRES,
- R_VSYNC_START,
- R_VSYNC_END,
- R_VSCAN,
- R_BASEADDRESS,
- R_BASEADDRESS_ACT,
- R_BURST_COUNT,
- R_DDC,
- R_SOURCE_CLOCK,
- R_MAX
-};
-
-enum {
- CTRL_RESET = (1<<0),
-};
-
-#define TYPE_MILKYMIST_VGAFB "milkymist-vgafb"
-OBJECT_DECLARE_SIMPLE_TYPE(MilkymistVgafbState, MILKYMIST_VGAFB)
-
-struct MilkymistVgafbState {
- SysBusDevice parent_obj;
-
- MemoryRegion regs_region;
- MemoryRegionSection fbsection;
- QemuConsole *con;
-
- int invalidate;
- uint32_t fb_offset;
- uint32_t fb_mask;
-
- uint32_t regs[R_MAX];
-};
-
-static int vgafb_enabled(MilkymistVgafbState *s)
-{
- return !(s->regs[R_CTRL] & CTRL_RESET);
-}
-
-static void vgafb_update_display(void *opaque)
-{
- MilkymistVgafbState *s = opaque;
- SysBusDevice *sbd;
- DisplaySurface *surface = qemu_console_surface(s->con);
- int src_width;
- int first = 0;
- int last = 0;
- drawfn fn;
-
- if (!vgafb_enabled(s)) {
- return;
- }
-
- sbd = SYS_BUS_DEVICE(s);
- int dest_width = s->regs[R_HRES];
-
- switch (surface_bits_per_pixel(surface)) {
- case 0:
- return;
- case 8:
- fn = draw_line_8;
- break;
- case 15:
- fn = draw_line_15;
- dest_width *= 2;
- break;
- case 16:
- fn = draw_line_16;
- dest_width *= 2;
- break;
- case 24:
- fn = draw_line_24;
- dest_width *= 3;
- break;
- case 32:
- fn = draw_line_32;
- dest_width *= 4;
- break;
- default:
- hw_error("milkymist_vgafb: bad color depth\n");
- break;
- }
-
- src_width = s->regs[R_HRES] * 2;
- if (s->invalidate) {
- framebuffer_update_memory_section(&s->fbsection,
- sysbus_address_space(sbd),
- s->regs[R_BASEADDRESS] + s->fb_offset,
- s->regs[R_VRES], src_width);
- }
-
- framebuffer_update_display(surface, &s->fbsection,
- s->regs[R_HRES],
- s->regs[R_VRES],
- src_width,
- dest_width,
- 0,
- s->invalidate,
- fn,
- NULL,
- &first, &last);
-
- if (first >= 0) {
- dpy_gfx_update(s->con, 0, first, s->regs[R_HRES], last - first + 1);
- }
- s->invalidate = 0;
-}
-
-static void vgafb_invalidate_display(void *opaque)
-{
- MilkymistVgafbState *s = opaque;
- s->invalidate = 1;
-}
-
-static void vgafb_resize(MilkymistVgafbState *s)
-{
- if (!vgafb_enabled(s)) {
- return;
- }
-
- qemu_console_resize(s->con, s->regs[R_HRES], s->regs[R_VRES]);
- s->invalidate = 1;
-}
-
-static uint64_t vgafb_read(void *opaque, hwaddr addr,
- unsigned size)
-{
- MilkymistVgafbState *s = opaque;
- uint32_t r = 0;
-
- addr >>= 2;
- switch (addr) {
- case R_CTRL:
- case R_HRES:
- case R_HSYNC_START:
- case R_HSYNC_END:
- case R_HSCAN:
- case R_VRES:
- case R_VSYNC_START:
- case R_VSYNC_END:
- case R_VSCAN:
- case R_BASEADDRESS:
- case R_BURST_COUNT:
- case R_DDC:
- case R_SOURCE_CLOCK:
- r = s->regs[addr];
- break;
- case R_BASEADDRESS_ACT:
- r = s->regs[R_BASEADDRESS];
- break;
-
- default:
- error_report("milkymist_vgafb: read access to unknown register 0x"
- TARGET_FMT_plx, addr << 2);
- break;
- }
-
- trace_milkymist_vgafb_memory_read(addr << 2, r);
-
- return r;
-}
-
-static void vgafb_write(void *opaque, hwaddr addr, uint64_t value,
- unsigned size)
-{
- MilkymistVgafbState *s = opaque;
-
- trace_milkymist_vgafb_memory_write(addr, value);
-
- addr >>= 2;
- switch (addr) {
- case R_CTRL:
- s->regs[addr] = value;
- vgafb_resize(s);
- break;
- case R_HSYNC_START:
- case R_HSYNC_END:
- case R_HSCAN:
- case R_VSYNC_START:
- case R_VSYNC_END:
- case R_VSCAN:
- case R_BURST_COUNT:
- case R_DDC:
- case R_SOURCE_CLOCK:
- s->regs[addr] = value;
- break;
- case R_BASEADDRESS:
- if (value & 0x1f) {
- error_report("milkymist_vgafb: framebuffer base address have to "
- "be 32 byte aligned");
- break;
- }
- s->regs[addr] = value & s->fb_mask;
- s->invalidate = 1;
- break;
- case R_HRES:
- case R_VRES:
- s->regs[addr] = value;
- vgafb_resize(s);
- break;
- case R_BASEADDRESS_ACT:
- error_report("milkymist_vgafb: write to read-only register 0x"
- TARGET_FMT_plx, addr << 2);
- break;
-
- default:
- error_report("milkymist_vgafb: write access to unknown register 0x"
- TARGET_FMT_plx, addr << 2);
- break;
- }
-}
-
-static const MemoryRegionOps vgafb_mmio_ops = {
- .read = vgafb_read,
- .write = vgafb_write,
- .valid = {
- .min_access_size = 4,
- .max_access_size = 4,
- },
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void milkymist_vgafb_reset(DeviceState *d)
-{
- MilkymistVgafbState *s = MILKYMIST_VGAFB(d);
- int i;
-
- for (i = 0; i < R_MAX; i++) {
- s->regs[i] = 0;
- }
-
- /* defaults */
- s->regs[R_CTRL] = CTRL_RESET;
- s->regs[R_HRES] = 640;
- s->regs[R_VRES] = 480;
- s->regs[R_BASEADDRESS] = 0;
-}
-
-static const GraphicHwOps vgafb_ops = {
- .invalidate = vgafb_invalidate_display,
- .gfx_update = vgafb_update_display,
-};
-
-static void milkymist_vgafb_init(Object *obj)
-{
- MilkymistVgafbState *s = MILKYMIST_VGAFB(obj);
- SysBusDevice *dev = SYS_BUS_DEVICE(obj);
-
- memory_region_init_io(&s->regs_region, OBJECT(s), &vgafb_mmio_ops, s,
- "milkymist-vgafb", R_MAX * 4);
- sysbus_init_mmio(dev, &s->regs_region);
-}
-
-static void milkymist_vgafb_realize(DeviceState *dev, Error **errp)
-{
- MilkymistVgafbState *s = MILKYMIST_VGAFB(dev);
-
- s->con = graphic_console_init(dev, 0, &vgafb_ops, s);
-}
-
-static int vgafb_post_load(void *opaque, int version_id)
-{
- vgafb_invalidate_display(opaque);
- return 0;
-}
-
-static const VMStateDescription vmstate_milkymist_vgafb = {
- .name = "milkymist-vgafb",
- .version_id = 1,
- .minimum_version_id = 1,
- .post_load = vgafb_post_load,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32_ARRAY(regs, MilkymistVgafbState, R_MAX),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static Property milkymist_vgafb_properties[] = {
- DEFINE_PROP_UINT32("fb_offset", MilkymistVgafbState, fb_offset, 0x0),
- DEFINE_PROP_UINT32("fb_mask", MilkymistVgafbState, fb_mask, 0xffffffff),
- DEFINE_PROP_END_OF_LIST(),
-};
-
-static void milkymist_vgafb_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- dc->reset = milkymist_vgafb_reset;
- dc->vmsd = &vmstate_milkymist_vgafb;
- device_class_set_props(dc, milkymist_vgafb_properties);
- dc->realize = milkymist_vgafb_realize;
-}
-
-static const TypeInfo milkymist_vgafb_info = {
- .name = TYPE_MILKYMIST_VGAFB,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(MilkymistVgafbState),
- .instance_init = milkymist_vgafb_init,
- .class_init = milkymist_vgafb_class_init,
-};
-
-static void milkymist_vgafb_register_types(void)
-{
- type_register_static(&milkymist_vgafb_info);
-}
-
-type_init(milkymist_vgafb_register_types)
diff --git a/hw/display/milkymist-vgafb_template.h b/hw/display/milkymist-vgafb_template.h
deleted file mode 100644
index 96137f9..0000000
--- a/hw/display/milkymist-vgafb_template.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * QEMU model of the Milkymist VGA framebuffer.
- *
- * Copyright (c) 2010 Michael Walle <michael@walle.cc>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-#if BITS == 8
-#define COPY_PIXEL(to, r, g, b) \
- do { \
- *to = rgb_to_pixel8(r, g, b); \
- to += 1; \
- } while (0)
-#elif BITS == 15
-#define COPY_PIXEL(to, r, g, b) \
- do { \
- *(uint16_t *)to = rgb_to_pixel15(r, g, b); \
- to += 2; \
- } while (0)
-#elif BITS == 16
-#define COPY_PIXEL(to, r, g, b) \
- do { \
- *(uint16_t *)to = rgb_to_pixel16(r, g, b); \
- to += 2; \
- } while (0)
-#elif BITS == 24
-#define COPY_PIXEL(to, r, g, b) \
- do { \
- uint32_t tmp = rgb_to_pixel24(r, g, b); \
- *(to++) = tmp & 0xff; \
- *(to++) = (tmp >> 8) & 0xff; \
- *(to++) = (tmp >> 16) & 0xff; \
- } while (0)
-#elif BITS == 32
-#define COPY_PIXEL(to, r, g, b) \
- do { \
- *(uint32_t *)to = rgb_to_pixel32(r, g, b); \
- to += 4; \
- } while (0)
-#else
-#error unknown bit depth
-#endif
-
-static void glue(draw_line_, BITS)(void *opaque, uint8_t *d, const uint8_t *s,
- int width, int deststep)
-{
- uint16_t rgb565;
- uint8_t r, g, b;
-
- while (width--) {
- rgb565 = lduw_be_p(s);
- r = ((rgb565 >> 11) & 0x1f) << 3;
- g = ((rgb565 >> 5) & 0x3f) << 2;
- b = ((rgb565 >> 0) & 0x1f) << 3;
- COPY_PIXEL(d, r, g, b);
- s += 2;
- }
-}
-
-#undef BITS
-#undef COPY_PIXEL
diff --git a/hw/display/trace-events b/hw/display/trace-events
index 957b8ba..9fccca1 100644
--- a/hw/display/trace-events
+++ b/hw/display/trace-events
@@ -13,16 +13,6 @@ xenfb_input_connected(void *xendev, int abs_pointer_wanted) "%p abs %d"
g364fb_read(uint64_t addr, uint32_t val) "read addr=0x%"PRIx64": 0x%x"
g364fb_write(uint64_t addr, uint32_t new) "write addr=0x%"PRIx64": 0x%x"
-# milkymist-tmu2.c
-milkymist_tmu2_memory_read(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
-milkymist_tmu2_memory_write(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
-milkymist_tmu2_start(void) "Start TMU"
-milkymist_tmu2_pulse_irq(void) "Pulse IRQ"
-
-# milkymist-vgafb.c
-milkymist_vgafb_memory_read(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
-milkymist_vgafb_memory_write(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
-
# vmware_vga.c
vmware_value_read(uint32_t index, uint32_t value) "index %d, value 0x%x"
vmware_value_write(uint32_t index, uint32_t value) "index %d, value 0x%x"
generated by cgit v1.1 at 2024-08-23 19:20:39 +0000