In order to allow the user to choose the framebuffer for sparc-softmmu, add
-vga tcx and -vga cg3 options to the QEMU command line. If no option is
specified, the default TCX framebuffer is used.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
CC: Blue Swirl <blauwir...@gmail.com>
CC: Bob Breuer <breu...@mc.net>
CC: Artyom Tarasenko <atar4q...@gmail.com>
---
hw/sparc/sun4m.c | 60 +++++++++++++++++++++++++++++++++++++++++++++--
include/sysemu/sysemu.h | 1 +
vl.c | 24 +++++++++++++++++++
3 files changed, 83 insertions(+), 2 deletions(-)
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 94f7950..4c6c450 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -561,6 +561,31 @@ static void tcx_init(hwaddr addr, int vram_size, int width,
}
}
+static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
+ int height, int depth)
+{
+ DeviceState *dev;
+ SysBusDevice *s;
+
+ dev = qdev_create(NULL, "SUNW,cgthree");
+ qdev_prop_set_uint32(dev, "vram_size", vram_size);
+ qdev_prop_set_uint16(dev, "width", width);
+ qdev_prop_set_uint16(dev, "height", height);
+ qdev_prop_set_uint16(dev, "depth", depth);
+ qdev_prop_set_uint64(dev, "prom_addr", addr);
+ qdev_init_nofail(dev);
+ s = SYS_BUS_DEVICE(dev);
+
+ /* FCode ROM */
+ sysbus_mmio_map(s, 0, addr);
+ /* DAC */
+ sysbus_mmio_map(s, 1, addr + 0x400000ULL);
+ /* 8-bit plane */
+ sysbus_mmio_map(s, 2, addr + 0x800000ULL);
+
+ sysbus_connect_irq(s, 0, irq);
+}
+
/* NCR89C100/MACIO Internal ID register */
#define TYPE_MACIO_ID_REGISTER "macio_idreg"
@@ -918,8 +943,39 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
}
num_vsimms = 0;
if (num_vsimms == 0) {
- tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
- graphic_depth);
+ if (vga_interface_type == VGA_CG3) {
+ if (graphic_depth != 8) {
+ fprintf(stderr, "qemu: Unsupported depth: %d\n",
graphic_depth);
+ exit(1);
+ }
+
+ if (!(graphic_width == 1024 && graphic_height == 768) &&
+ !(graphic_width == 1152 && graphic_height == 900)) {
+ fprintf(stderr, "qemu: Unsupported resolution: %d x %d\n",
+ graphic_width, graphic_height);
+ exit(1);
+ }
+
+ /* sbus irq 5 */
+ cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
+ graphic_width, graphic_height, graphic_depth);
+ } else {
+ /* If no display specified, default to TCX */
+ if (graphic_depth != 8 && graphic_depth != 24) {
+ fprintf(stderr, "qemu: Unsupported depth: %d\n",
+ graphic_depth);
+ exit(1);
+ }
+
+ if (!(graphic_width == 1024 && graphic_height == 768)) {
+ fprintf(stderr, "qemu: Unsupported resolution: %d x %d\n",
+ graphic_width, graphic_height);
+ exit(1);
+ }
+
+ tcx_init(hwdef->tcx_base, 0x00100000, graphic_width,
graphic_height,
+ graphic_depth);
+ }
}
for (i = num_vsimms; i < MAX_VSIMMS; i++) {
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index cd5791e..2698f6d 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -104,6 +104,7 @@ extern int autostart;
typedef enum {
VGA_NONE, VGA_STD, VGA_CIRRUS, VGA_VMWARE, VGA_XENFB, VGA_QXL,
+ VGA_TCX, VGA_CG3,
} VGAInterfaceType;
extern int vga_interface_type;
diff --git a/vl.c b/vl.c
index efbff65..e11f4cf 100644
--- a/vl.c
+++ b/vl.c
@@ -2082,6 +2082,16 @@ static bool qxl_vga_available(void)
return object_class_by_name("qxl-vga");
}
+static bool tcx_vga_available(void)
+{
+ return object_class_by_name("SUNW,tcx");
+}
+
+static bool cg3_vga_available(void)
+{
+ return object_class_by_name("SUNW,cgthree");
+}
+
static void select_vgahw (const char *p)
{
const char *opts;
@@ -2117,6 +2127,20 @@ static void select_vgahw (const char *p)
fprintf(stderr, "Error: QXL VGA not available\n");
exit(0);
}
+ } else if (strstart(p, "tcx", &opts)) {
+ if (tcx_vga_available()) {
+ vga_interface_type = VGA_TCX;
+ } else {
+ fprintf(stderr, "Error: TCX framebuffer not available\n");
+ exit(0);
+ }
+ } else if (strstart(p, "cg3", &opts)) {
+ if (cg3_vga_available()) {
+ vga_interface_type = VGA_CG3;
+ } else {
+ fprintf(stderr, "Error: CG3 framebuffer not available\n");
+ exit(0);
+ }
} else if (!strstart(p, "none", &opts)) {
invalid_vga:
fprintf(stderr, "Unknown vga type: %s\n", p);
--
1.7.10.4
