#include "vga_int.h"
#include "pixel_ops.h"
#include "qemu-timer.h"
-#include "kvm.h"
//#define DEBUG_VGA
//#define DEBUG_VGA_MEM
/* force some bits to zero */
const uint8_t sr_mask[8] = {
- (uint8_t)~0xfc,
- (uint8_t)~0xc2,
- (uint8_t)~0xf0,
- (uint8_t)~0xc0,
- (uint8_t)~0xf1,
- (uint8_t)~0xff,
- (uint8_t)~0xff,
- (uint8_t)~0x00,
+ 0x03,
+ 0x3d,
+ 0x0f,
+ 0x3f,
+ 0x0e,
+ 0x00,
+ 0x00,
+ 0xff,
};
const uint8_t gr_mask[16] = {
- (uint8_t)~0xf0, /* 0x00 */
- (uint8_t)~0xf0, /* 0x01 */
- (uint8_t)~0xf0, /* 0x02 */
- (uint8_t)~0xe0, /* 0x03 */
- (uint8_t)~0xfc, /* 0x04 */
- (uint8_t)~0x84, /* 0x05 */
- (uint8_t)~0xf0, /* 0x06 */
- (uint8_t)~0xf0, /* 0x07 */
- (uint8_t)~0x00, /* 0x08 */
- (uint8_t)~0xff, /* 0x09 */
- (uint8_t)~0xff, /* 0x0a */
- (uint8_t)~0xff, /* 0x0b */
- (uint8_t)~0xff, /* 0x0c */
- (uint8_t)~0xff, /* 0x0d */
- (uint8_t)~0xff, /* 0x0e */
- (uint8_t)~0xff, /* 0x0f */
+ 0x0f, /* 0x00 */
+ 0x0f, /* 0x01 */
+ 0x0f, /* 0x02 */
+ 0x1f, /* 0x03 */
+ 0x03, /* 0x04 */
+ 0x7b, /* 0x05 */
+ 0x0f, /* 0x06 */
+ 0x0f, /* 0x07 */
+ 0xff, /* 0x08 */
+ 0x00, /* 0x09 */
+ 0x00, /* 0x0a */
+ 0x00, /* 0x0b */
+ 0x00, /* 0x0c */
+ 0x00, /* 0x0d */
+ 0x00, /* 0x0e */
+ 0x00, /* 0x0f */
};
#define cbswap_32(__x) \
(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
#define PAT(x) cbswap_32(x)
#else
#define PAT(x) (x)
#endif
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
#define BIG 1
#else
#define BIG 0
#endif
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
#define GET_PLANE(data, p) (((data) >> (24 - (p) * 8)) & 0xff)
#else
#define GET_PLANE(data, p) (((data) >> ((p) * 8)) & 0xff)
#undef PAT
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
#define PAT(x) (x)
#else
#define PAT(x) cbswap_32(x)
static uint8_t expand4to8[16];
static void vga_screen_dump(void *opaque, const char *filename);
+static char *screen_dump_filename;
+static DisplayChangeListener *screen_dump_dcl;
-static void vga_dumb_update_retrace_info(VGAState *s)
+static void vga_dumb_update_retrace_info(VGACommonState *s)
{
(void) s;
}
-static void vga_precise_update_retrace_info(VGAState *s)
+static void vga_precise_update_retrace_info(VGACommonState *s)
{
int htotal_chars;
int hretr_start_char;
#endif
}
-static uint8_t vga_precise_retrace(VGAState *s)
+static uint8_t vga_precise_retrace(VGACommonState *s)
{
struct vga_precise_retrace *r = &s->retrace_info.precise;
uint8_t val = s->st01 & ~(ST01_V_RETRACE | ST01_DISP_ENABLE);
}
}
-static uint8_t vga_dumb_retrace(VGAState *s)
+static uint8_t vga_dumb_retrace(VGACommonState *s)
{
return s->st01 ^ (ST01_V_RETRACE | ST01_DISP_ENABLE);
}
-static uint32_t vga_ioport_read(void *opaque, uint32_t addr)
+int vga_ioport_invalid(VGACommonState *s, uint32_t addr)
{
- VGAState *s = opaque;
+ if (s->msr & MSR_COLOR_EMULATION) {
+ /* Color */
+ return (addr >= 0x3b0 && addr <= 0x3bf);
+ } else {
+ /* Monochrome */
+ return (addr >= 0x3d0 && addr <= 0x3df);
+ }
+}
+
+uint32_t vga_ioport_read(void *opaque, uint32_t addr)
+{
+ VGACommonState *s = opaque;
int val, index;
- /* check port range access depending on color/monochrome mode */
- if ((addr >= 0x3b0 && addr <= 0x3bf && (s->msr & MSR_COLOR_EMULATION)) ||
- (addr >= 0x3d0 && addr <= 0x3df && !(s->msr & MSR_COLOR_EMULATION))) {
+ if (vga_ioport_invalid(s, addr)) {
val = 0xff;
} else {
switch(addr) {
case 0x3c7:
val = s->dac_state;
break;
- case 0x3c8:
- val = s->dac_write_index;
- break;
+ case 0x3c8:
+ val = s->dac_write_index;
+ break;
case 0x3c9:
val = s->palette[s->dac_read_index * 3 + s->dac_sub_index];
if (++s->dac_sub_index == 3) {
return val;
}
-static void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
+void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
int index;
/* check port range access depending on color/monochrome mode */
- if ((addr >= 0x3b0 && addr <= 0x3bf && (s->msr & MSR_COLOR_EMULATION)) ||
- (addr >= 0x3d0 && addr <= 0x3df && !(s->msr & MSR_COLOR_EMULATION)))
+ if (vga_ioport_invalid(s, addr)) {
return;
-
+ }
#ifdef DEBUG_VGA
printf("VGA: write addr=0x%04x data=0x%02x\n", addr, val);
#endif
s->cr[7] = (s->cr[7] & ~0x10) | (val & 0x10);
return;
}
- switch(s->cr_index) {
- case 0x01: /* horizontal display end */
- case 0x07:
- case 0x09:
- case 0x0c:
- case 0x0d:
- case 0x12: /* vertical display end */
- s->cr[s->cr_index] = val;
- break;
- default:
- s->cr[s->cr_index] = val;
- break;
- }
+ s->cr[s->cr_index] = val;
switch(s->cr_index) {
case 0x00:
#ifdef CONFIG_BOCHS_VBE
static uint32_t vbe_ioport_read_index(void *opaque, uint32_t addr)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
uint32_t val;
val = s->vbe_index;
return val;
static uint32_t vbe_ioport_read_data(void *opaque, uint32_t addr)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
uint32_t val;
if (s->vbe_index <= VBE_DISPI_INDEX_NB) {
static void vbe_ioport_write_index(void *opaque, uint32_t addr, uint32_t val)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
s->vbe_index = val;
}
static void vbe_ioport_write_data(void *opaque, uint32_t addr, uint32_t val)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
if (s->vbe_index <= VBE_DISPI_INDEX_NB) {
#ifdef DEBUG_BOCHS_VBE
/* called for accesses between 0xa0000 and 0xc0000 */
uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
int memory_map_mode, plane;
uint32_t ret;
/* called for accesses between 0xa0000 and 0xc0000 */
void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
int memory_map_mode, plane, write_mode, b, func_select, mask;
uint32_t write_mask, bit_mask, set_mask;
#ifdef DEBUG_VGA_MEM
- printf("vga: [0x%x] = 0x%02x\n", addr, val);
+ printf("vga: [0x" TARGET_FMT_plx "] = 0x%02x\n", addr, val);
#endif
/* convert to VGA memory offset */
memory_map_mode = (s->gr[6] >> 2) & 3;
if (s->sr[2] & mask) {
s->vram_ptr[addr] = val;
#ifdef DEBUG_VGA_MEM
- printf("vga: chain4: [0x%x]\n", addr);
+ printf("vga: chain4: [0x" TARGET_FMT_plx "]\n", addr);
#endif
s->plane_updated |= mask; /* only used to detect font change */
cpu_physical_memory_set_dirty(s->vram_offset + addr);
addr = ((addr & ~1) << 1) | plane;
s->vram_ptr[addr] = val;
#ifdef DEBUG_VGA_MEM
- printf("vga: odd/even: [0x%x]\n", addr);
+ printf("vga: odd/even: [0x" TARGET_FMT_plx "]\n", addr);
#endif
s->plane_updated |= mask; /* only used to detect font change */
cpu_physical_memory_set_dirty(s->vram_offset + addr);
(((uint32_t *)s->vram_ptr)[addr] & ~write_mask) |
(val & write_mask);
#ifdef DEBUG_VGA_MEM
- printf("vga: latch: [0x%x] mask=0x%08x val=0x%08x\n",
- addr * 4, write_mask, val);
+ printf("vga: latch: [0x" TARGET_FMT_plx "] mask=0x%08x val=0x%08x\n",
+ addr * 4, write_mask, val);
#endif
- cpu_physical_memory_set_dirty(s->vram_offset + (addr << 2));
+ cpu_physical_memory_set_dirty(s->vram_offset + (addr << 2));
}
}
typedef void vga_draw_glyph9_func(uint8_t *d, int linesize,
const uint8_t *font_ptr, int h,
uint32_t fgcol, uint32_t bgcol, int dup9);
-typedef void vga_draw_line_func(VGAState *s1, uint8_t *d,
+typedef void vga_draw_line_func(VGACommonState *s1, uint8_t *d,
const uint8_t *s, int width);
#define DEPTH 8
}
/* return true if the palette was modified */
-static int update_palette16(VGAState *s)
+static int update_palette16(VGACommonState *s)
{
int full_update, i;
uint32_t v, col, *palette;
}
/* return true if the palette was modified */
-static int update_palette256(VGAState *s)
+static int update_palette256(VGACommonState *s)
{
int full_update, i;
uint32_t v, col, *palette;
return full_update;
}
-static void vga_get_offsets(VGAState *s,
+static void vga_get_offsets(VGACommonState *s,
uint32_t *pline_offset,
uint32_t *pstart_addr,
uint32_t *pline_compare)
}
/* update start_addr and line_offset. Return TRUE if modified */
-static int update_basic_params(VGAState *s)
+static int update_basic_params(VGACommonState *s)
{
int full_update;
uint32_t start_addr, line_offset, line_compare;
case 16:
return 2;
case 32:
- return 3;
+ if (is_surface_bgr(s->surface))
+ return 4;
+ else
+ return 3;
}
}
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
};
-static void vga_get_text_resolution(VGAState *s, int *pwidth, int *pheight,
+static void vga_get_text_resolution(VGACommonState *s, int *pwidth, int *pheight,
int *pcwidth, int *pcheight)
{
int width, cwidth, height, cheight;
* - underline
* - flashing
*/
-static void vga_draw_text(VGAState *s, int full_update)
+static void vga_draw_text(VGACommonState *s, int full_update)
{
int cx, cy, cheight, cw, ch, cattr, height, width, ch_attr;
int cx_min, cx_max, linesize, x_incr;
vga_draw_glyph8_func *vga_draw_glyph8;
vga_draw_glyph9_func *vga_draw_glyph9;
- vga_dirty_log_stop(s);
-
/* compute font data address (in plane 2) */
v = s->sr[3];
offset = (((v >> 4) & 1) | ((v << 1) & 6)) * 8192 * 4 + 2;
if (cx > cx_max)
cx_max = cx;
*ch_attr_ptr = ch_attr;
-#ifdef WORDS_BIGENDIAN
+#ifdef HOST_WORDS_BIGENDIAN
ch = ch_attr >> 8;
cattr = ch_attr & 0xff;
#else
vga_draw_line32_16bgr,
};
-static int vga_get_bpp(VGAState *s)
+static int vga_get_bpp(VGACommonState *s)
{
int ret;
#ifdef CONFIG_BOCHS_VBE
return ret;
}
-static void vga_get_resolution(VGAState *s, int *pwidth, int *pheight)
+static void vga_get_resolution(VGACommonState *s, int *pwidth, int *pheight)
{
int width, height;
*pheight = height;
}
-void vga_invalidate_scanlines(VGAState *s, int y1, int y2)
+void vga_invalidate_scanlines(VGACommonState *s, int y1, int y2)
{
int y;
if (y1 >= VGA_MAX_HEIGHT)
}
}
-static void vga_sync_dirty_bitmap(VGAState *s)
+static void vga_sync_dirty_bitmap(VGACommonState *s)
{
if (s->map_addr)
cpu_physical_sync_dirty_bitmap(s->map_addr, s->map_end);
cpu_physical_sync_dirty_bitmap(isa_mem_base + 0xa0000, 0xa8000);
cpu_physical_sync_dirty_bitmap(isa_mem_base + 0xa8000, 0xb0000);
}
- vga_dirty_log_start(s);
}
/*
* graphic modes
*/
-static void vga_draw_graphic(VGAState *s, int full_update)
+static void vga_draw_graphic(VGACommonState *s, int full_update)
{
- int y1, y, update, page_min, page_max, linesize, y_start, double_scan, mask, depth;
- int width, height, shift_control, line_offset, page0, page1, bwidth, bits;
+ int y1, y, update, linesize, y_start, double_scan, mask, depth;
+ int width, height, shift_control, line_offset, bwidth, bits;
+ ram_addr_t page0, page1, page_min, page_max;
int disp_width, multi_scan, multi_run;
uint8_t *d;
uint32_t v, addr1, addr;
s->double_scan = double_scan;
}
+ if (shift_control == 0) {
+ if (s->sr[0x01] & 8) {
+ disp_width <<= 1;
+ }
+ } else if (shift_control == 1) {
+ if (s->sr[0x01] & 8) {
+ disp_width <<= 1;
+ }
+ }
+
depth = s->get_bpp(s);
if (s->line_offset != s->last_line_offset ||
disp_width != s->last_width ||
height != s->last_height ||
s->last_depth != depth) {
-#if defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+#if defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
if (depth == 16 || depth == 32) {
#else
if (depth == 32) {
#endif
- if (is_graphic_console()) {
- qemu_free_displaysurface(s->ds->surface);
- s->ds->surface = qemu_create_displaysurface_from(disp_width, height, depth,
- s->line_offset,
- s->vram_ptr + (s->start_addr * 4));
-#if defined(WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
- s->ds->surface->pf = qemu_different_endianness_pixelformat(depth);
+ qemu_free_displaysurface(s->ds);
+ s->ds->surface = qemu_create_displaysurface_from(disp_width, height, depth,
+ s->line_offset,
+ s->vram_ptr + (s->start_addr * 4));
+#if defined(HOST_WORDS_BIGENDIAN) != defined(TARGET_WORDS_BIGENDIAN)
+ s->ds->surface->pf = qemu_different_endianness_pixelformat(depth);
#endif
- dpy_resize(s->ds);
- } else {
- qemu_console_resize(s->ds, disp_width, height);
- }
+ dpy_resize(s->ds);
} else {
qemu_console_resize(s->ds, disp_width, height);
}
s->last_line_offset = s->line_offset;
s->last_depth = depth;
full_update = 1;
- } else if (is_graphic_console() && is_buffer_shared(s->ds->surface) &&
+ } else if (is_buffer_shared(s->ds->surface) &&
(full_update || s->ds->surface->data != s->vram_ptr + (s->start_addr * 4))) {
s->ds->surface->data = s->vram_ptr + (s->start_addr * 4);
dpy_setdata(s->ds);
full_update |= update_palette16(s);
if (s->sr[0x01] & 8) {
v = VGA_DRAW_LINE4D2;
- disp_width <<= 1;
} else {
v = VGA_DRAW_LINE4;
}
full_update |= update_palette16(s);
if (s->sr[0x01] & 8) {
v = VGA_DRAW_LINE2D2;
- disp_width <<= 1;
} else {
v = VGA_DRAW_LINE2;
}
addr1 = (s->start_addr * 4);
bwidth = (width * bits + 7) / 8;
y_start = -1;
- page_min = 0x7fffffff;
- page_max = -1;
+ page_min = -1;
+ page_max = 0;
d = ds_get_data(s->ds);
linesize = ds_get_linesize(s->ds);
y1 = 0;
disp_width, y - y_start);
}
/* reset modified pages */
- if (page_max != -1) {
+ if (page_max >= page_min) {
cpu_physical_memory_reset_dirty(page_min, page_max + TARGET_PAGE_SIZE,
VGA_DIRTY_FLAG);
}
memset(s->invalidated_y_table, 0, ((height + 31) >> 5) * 4);
}
-static void vga_draw_blank(VGAState *s, int full_update)
+static void vga_draw_blank(VGACommonState *s, int full_update)
{
int i, w, val;
uint8_t *d;
return;
if (s->last_scr_width <= 0 || s->last_scr_height <= 0)
return;
- vga_dirty_log_stop(s);
s->rgb_to_pixel =
rgb_to_pixel_dup_table[get_depth_index(s->ds)];
static void vga_update_display(void *opaque)
{
- VGAState *s = (VGAState *)opaque;
+ VGACommonState *s = opaque;
int full_update, graphic_mode;
if (ds_get_bits_per_pixel(s->ds) == 0) {
/* nothing to do */
} else {
- full_update = 0;
+ full_update = s->full_update;
+ s->full_update = 0;
if (!(s->ar_index & 0x20)) {
graphic_mode = GMODE_BLANK;
} else {
/* force a full display refresh */
static void vga_invalidate_display(void *opaque)
{
- VGAState *s = (VGAState *)opaque;
+ VGACommonState *s = opaque;
- s->last_width = -1;
- s->last_height = -1;
+ s->full_update = 1;
}
-void vga_reset(void *opaque)
+void vga_common_reset(VGACommonState *s)
{
- VGAState *s = (VGAState *) opaque;
-
s->lfb_addr = 0;
s->lfb_end = 0;
s->map_addr = 0;
}
}
+static void vga_reset(void *opaque)
+{
+ VGACommonState *s = opaque;
+ vga_common_reset(s);
+}
+
#define TEXTMODE_X(x) ((x) % width)
#define TEXTMODE_Y(x) ((x) / width)
#define VMEM2CHTYPE(v) ((v & 0xff0007ff) | \
* instead of doing a full vga_update_display() */
static void vga_update_text(void *opaque, console_ch_t *chardata)
{
- VGAState *s = (VGAState *) opaque;
+ VGACommonState *s = opaque;
int graphic_mode, i, cursor_offset, cursor_visible;
int cw, cheight, width, height, size, c_min, c_max;
uint32_t *src;
dpy_update(s->ds, 0, 0, s->last_width, height);
}
-static CPUReadMemoryFunc *vga_mem_read[3] = {
+CPUReadMemoryFunc * const vga_mem_read[3] = {
vga_mem_readb,
vga_mem_readw,
vga_mem_readl,
};
-static CPUWriteMemoryFunc *vga_mem_write[3] = {
+CPUWriteMemoryFunc * const vga_mem_write[3] = {
vga_mem_writeb,
vga_mem_writew,
vga_mem_writel,
};
-static void vga_save(QEMUFile *f, void *opaque)
+void vga_common_save(QEMUFile *f, void *opaque)
{
- VGAState *s = opaque;
+ VGACommonState *s = opaque;
int i;
- if (s->pci_dev)
- pci_device_save(s->pci_dev, f);
-
qemu_put_be32s(f, &s->latch);
qemu_put_8s(f, &s->sr_index);
qemu_put_buffer(f, s->sr, 8);
#endif
}
-static int vga_load(QEMUFile *f, void *opaque, int version_id)
+int vga_common_load(QEMUFile *f, void *opaque, int version_id)
{
- VGAState *s = opaque;
- int is_vbe, i, ret;
+ VGACommonState *s = opaque;
+ int is_vbe, i;
if (version_id > 2)
return -EINVAL;
- if (s->pci_dev && version_id >= 2) {
- ret = pci_device_load(s->pci_dev, f);
- if (ret < 0)
- return ret;
- }
-
qemu_get_be32s(f, &s->latch);
qemu_get_8s(f, &s->sr_index);
qemu_get_buffer(f, s->sr, 8);
return 0;
}
-typedef struct PCIVGAState {
- PCIDevice dev;
- VGAState vga_state;
-} PCIVGAState;
-
-void vga_dirty_log_start(VGAState *s)
-{
- if (kvm_enabled() && s->map_addr)
- kvm_log_start(s->map_addr, s->map_end - s->map_addr);
-
- if (kvm_enabled() && s->lfb_vram_mapped) {
- kvm_log_start(isa_mem_base + 0xa0000, 0x8000);
- kvm_log_start(isa_mem_base + 0xa8000, 0x8000);
- }
-}
-
-void vga_dirty_log_stop(VGAState *s)
-{
- if (kvm_enabled() && s->map_addr)
- kvm_log_stop(s->map_addr, s->map_end - s->map_addr);
-
- if (kvm_enabled() && s->lfb_vram_mapped) {
- kvm_log_stop(isa_mem_base + 0xa0000, 0x8000);
- kvm_log_stop(isa_mem_base + 0xa8000, 0x8000);
- }
-}
-
-static void vga_map(PCIDevice *pci_dev, int region_num,
- uint32_t addr, uint32_t size, int type)
-{
- PCIVGAState *d = (PCIVGAState *)pci_dev;
- VGAState *s = &d->vga_state;
- if (region_num == PCI_ROM_SLOT) {
- cpu_register_physical_memory(addr, s->bios_size, s->bios_offset);
- } else {
- cpu_register_physical_memory(addr, s->vram_size, s->vram_offset);
- }
-
- s->map_addr = addr;
- s->map_end = addr + VGA_RAM_SIZE;
-
- vga_dirty_log_start(s);
-}
-
-void vga_common_init(VGAState *s, uint8_t *vga_ram_base,
- ram_addr_t vga_ram_offset, int vga_ram_size)
+void vga_common_init(VGACommonState *s, int vga_ram_size)
{
int i, j, v, b;
expand4to8[i] = v;
}
- s->vram_ptr = vga_ram_base;
- s->vram_offset = vga_ram_offset;
+ s->vram_offset = qemu_ram_alloc(vga_ram_size);
+ s->vram_ptr = qemu_get_ram_ptr(s->vram_offset);
s->vram_size = vga_ram_size;
s->get_bpp = vga_get_bpp;
s->get_offsets = vga_get_offsets;
}
/* used by both ISA and PCI */
-void vga_init(VGAState *s)
+void vga_init(VGACommonState *s)
{
int vga_io_memory;
qemu_register_reset(vga_reset, s);
- register_savevm("vga", 0, 2, vga_save, vga_load, s);
register_ioport_write(0x3c0, 16, 1, vga_ioport_write, s);
#endif
#endif /* CONFIG_BOCHS_VBE */
- vga_io_memory = cpu_register_io_memory(0, vga_mem_read, vga_mem_write, s);
+ vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s);
cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
vga_io_memory);
qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000);
}
-/* Memory mapped interface */
-static uint32_t vga_mm_readb (void *opaque, target_phys_addr_t addr)
-{
- VGAState *s = opaque;
-
- return vga_ioport_read(s, addr >> s->it_shift) & 0xff;
-}
-
-static void vga_mm_writeb (void *opaque,
- target_phys_addr_t addr, uint32_t value)
-{
- VGAState *s = opaque;
-
- vga_ioport_write(s, addr >> s->it_shift, value & 0xff);
-}
-
-static uint32_t vga_mm_readw (void *opaque, target_phys_addr_t addr)
-{
- VGAState *s = opaque;
-
- return vga_ioport_read(s, addr >> s->it_shift) & 0xffff;
-}
-
-static void vga_mm_writew (void *opaque,
- target_phys_addr_t addr, uint32_t value)
-{
- VGAState *s = opaque;
-
- vga_ioport_write(s, addr >> s->it_shift, value & 0xffff);
-}
-
-static uint32_t vga_mm_readl (void *opaque, target_phys_addr_t addr)
-{
- VGAState *s = opaque;
-
- return vga_ioport_read(s, addr >> s->it_shift);
-}
-
-static void vga_mm_writel (void *opaque,
- target_phys_addr_t addr, uint32_t value)
-{
- VGAState *s = opaque;
-
- vga_ioport_write(s, addr >> s->it_shift, value);
-}
-
-static CPUReadMemoryFunc *vga_mm_read_ctrl[] = {
- &vga_mm_readb,
- &vga_mm_readw,
- &vga_mm_readl,
-};
-
-static CPUWriteMemoryFunc *vga_mm_write_ctrl[] = {
- &vga_mm_writeb,
- &vga_mm_writew,
- &vga_mm_writel,
-};
-
-static void vga_mm_init(VGAState *s, target_phys_addr_t vram_base,
- target_phys_addr_t ctrl_base, int it_shift)
-{
- int s_ioport_ctrl, vga_io_memory;
-
- s->it_shift = it_shift;
- s_ioport_ctrl = cpu_register_io_memory(0, vga_mm_read_ctrl, vga_mm_write_ctrl, s);
- vga_io_memory = cpu_register_io_memory(0, vga_mem_read, vga_mem_write, s);
-
- register_savevm("vga", 0, 2, vga_save, vga_load, s);
-
- cpu_register_physical_memory(ctrl_base, 0x100000, s_ioport_ctrl);
- s->bank_offset = 0;
- cpu_register_physical_memory(vram_base + 0x000a0000, 0x20000, vga_io_memory);
- qemu_register_coalesced_mmio(vram_base + 0x000a0000, 0x20000);
-}
-
-int isa_vga_init(uint8_t *vga_ram_base,
- unsigned long vga_ram_offset, int vga_ram_size)
-{
- VGAState *s;
-
- s = qemu_mallocz(sizeof(VGAState));
- if (!s)
- return -1;
-
- vga_common_init(s, vga_ram_base, vga_ram_offset, vga_ram_size);
- vga_init(s);
-
- s->ds = graphic_console_init(s->update, s->invalidate,
- s->screen_dump, s->text_update, s);
-
-#ifdef CONFIG_BOCHS_VBE
- /* XXX: use optimized standard vga accesses */
- cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
- vga_ram_size, vga_ram_offset);
-#endif
- return 0;
-}
-
-int isa_vga_mm_init(uint8_t *vga_ram_base,
- unsigned long vga_ram_offset, int vga_ram_size,
- target_phys_addr_t vram_base, target_phys_addr_t ctrl_base,
- int it_shift)
-{
- VGAState *s;
-
- s = qemu_mallocz(sizeof(VGAState));
- if (!s)
- return -1;
-
- vga_common_init(s, vga_ram_base, vga_ram_offset, vga_ram_size);
- vga_mm_init(s, vram_base, ctrl_base, it_shift);
-
- s->ds = graphic_console_init(s->update, s->invalidate,
- s->screen_dump, s->text_update, s);
-
-#ifdef CONFIG_BOCHS_VBE
- /* XXX: use optimized standard vga accesses */
- cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
- vga_ram_size, vga_ram_offset);
-#endif
- return 0;
-}
-
-int pci_vga_init(PCIBus *bus, uint8_t *vga_ram_base,
- unsigned long vga_ram_offset, int vga_ram_size,
- unsigned long vga_bios_offset, int vga_bios_size)
-{
- PCIVGAState *d;
- VGAState *s;
- uint8_t *pci_conf;
-
- d = (PCIVGAState *)pci_register_device(bus, "VGA",
- sizeof(PCIVGAState),
- -1, NULL, NULL);
- if (!d)
- return -1;
- s = &d->vga_state;
-
- vga_common_init(s, vga_ram_base, vga_ram_offset, vga_ram_size);
- vga_init(s);
-
- s->ds = graphic_console_init(s->update, s->invalidate,
- s->screen_dump, s->text_update, s);
-
- s->pci_dev = &d->dev;
-
- pci_conf = d->dev.config;
- // dummy VGA (same as Bochs ID)
- pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_QEMU);
- pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_QEMU_VGA);
- pci_conf[0x0a] = 0x00; // VGA controller
- pci_conf[0x0b] = 0x03;
- pci_conf[0x0e] = 0x00; // header_type
-
- /* XXX: vga_ram_size must be a power of two */
- pci_register_io_region(&d->dev, 0, vga_ram_size,
- PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
- if (vga_bios_size != 0) {
- unsigned int bios_total_size;
- s->bios_offset = vga_bios_offset;
- s->bios_size = vga_bios_size;
- /* must be a power of two */
- bios_total_size = 1;
- while (bios_total_size < vga_bios_size)
- bios_total_size <<= 1;
- pci_register_io_region(&d->dev, PCI_ROM_SLOT, bios_total_size,
- PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
- }
- return 0;
-}
-
/********************************************************/
/* vga screen dump */
-static void vga_save_dpy_update(DisplayState *s,
+static void vga_save_dpy_update(DisplayState *ds,
int x, int y, int w, int h)
{
+ if (screen_dump_filename) {
+ ppm_save(screen_dump_filename, ds->surface);
+ screen_dump_filename = NULL;
+ }
}
static void vga_save_dpy_resize(DisplayState *s)
return 0;
}
-static void vga_screen_dump_blank(VGAState *s, const char *filename)
+static DisplayChangeListener* vga_screen_dump_init(DisplayState *ds)
{
- FILE *f;
- unsigned int y, x, w, h;
+ DisplayChangeListener *dcl;
- w = s->last_scr_width * sizeof(uint32_t);
- h = s->last_scr_height;
-
- f = fopen(filename, "wb");
- if (!f)
- return;
- fprintf(f, "P6\n%d %d\n%d\n", w, h, 255);
- for (y = 0; y < h; y++) {
- for (x = 0; x < w; x++) {
- fputc(0, f);
- }
- }
- fclose(f);
-}
-
-static void vga_screen_dump_common(VGAState *s, const char *filename,
- int w, int h)
-{
- DisplayState *saved_ds, ds1, *ds = &ds1;
- DisplayChangeListener dcl;
-
- /* XXX: this is a little hackish */
- vga_invalidate_display(s);
- saved_ds = s->ds;
-
- memset(ds, 0, sizeof(DisplayState));
- memset(&dcl, 0, sizeof(DisplayChangeListener));
- dcl.dpy_update = vga_save_dpy_update;
- dcl.dpy_resize = vga_save_dpy_resize;
- dcl.dpy_refresh = vga_save_dpy_refresh;
- register_displaychangelistener(ds, &dcl);
- ds->surface = qemu_create_displaysurface(w, h, 32, 4 * w);
-
- s->ds = ds;
- s->graphic_mode = -1;
- vga_update_display(s);
-
- ppm_save(filename, ds->surface);
-
- qemu_free_displaysurface(ds->surface);
- s->ds = saved_ds;
-}
-
-static void vga_screen_dump_graphic(VGAState *s, const char *filename)
-{
- int w, h;
-
- s->get_resolution(s, &w, &h);
- vga_screen_dump_common(s, filename, w, h);
-}
-
-static void vga_screen_dump_text(VGAState *s, const char *filename)
-{
- int w, h, cwidth, cheight;
-
- vga_get_text_resolution(s, &w, &h, &cwidth, &cheight);
- vga_screen_dump_common(s, filename, w * cwidth, h * cheight);
+ dcl = qemu_mallocz(sizeof(DisplayChangeListener));
+ dcl->dpy_update = vga_save_dpy_update;
+ dcl->dpy_resize = vga_save_dpy_resize;
+ dcl->dpy_refresh = vga_save_dpy_refresh;
+ register_displaychangelistener(ds, dcl);
+ return dcl;
}
/* save the vga display in a PPM image even if no display is
available */
static void vga_screen_dump(void *opaque, const char *filename)
{
- VGAState *s = (VGAState *)opaque;
+ VGACommonState *s = opaque;
- if (!(s->ar_index & 0x20))
- vga_screen_dump_blank(s, filename);
- else if (s->gr[6] & 1)
- vga_screen_dump_graphic(s, filename);
- else
- vga_screen_dump_text(s, filename);
+ if (!screen_dump_dcl)
+ screen_dump_dcl = vga_screen_dump_init(s->ds);
+
+ screen_dump_filename = (char *)filename;
+ vga_invalidate_display(s);
+ vga_hw_update();
}
+
projects / mirror_qemu.git / blobdiff