#include "vga_int.h"
#include "pixel_ops.h"
#include "qemu-timer.h"
-#include "kvm.h"
//#define DEBUG_VGA
//#define DEBUG_VGA_MEM
//#define DEBUG_BOCHS_VBE
-#define GMODE_TEXT 0
-#define GMODE_GRAPH 1
-#define GMODE_BLANK 2
-
/* force some bits to zero */
const uint8_t sr_mask[8] = {
0x03,
(((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;
int vretr_start_line;
int vretr_end_line;
- int div2, sldiv2, dots;
+ int dots;
+#if 0
+ int div2, sldiv2;
+#endif
int clocking_mode;
int clock_sel;
const int clk_hz[] = {25175000, 28322000, 25175000, 25175000};
vretr_end_line = s->cr[0x11] & 0xf;
- div2 = (s->cr[0x17] >> 2) & 1;
- sldiv2 = (s->cr[0x17] >> 3) & 1;
clocking_mode = (s->sr[0x01] >> 3) & 1;
clock_sel = (s->msr >> 2) & 3;
r->total_chars = vtotal_lines * htotal_chars;
if (r->freq) {
- r->ticks_per_char = ticks_per_sec / (r->total_chars * r->freq);
+ r->ticks_per_char = get_ticks_per_sec() / (r->total_chars * r->freq);
} else {
- r->ticks_per_char = ticks_per_sec / chars_per_sec;
+ r->ticks_per_char = get_ticks_per_sec() / chars_per_sec;
}
r->vstart = vretr_start_line;
r->htotal = htotal_chars;
#if 0
+ div2 = (s->cr[0x17] >> 2) & 1;
+ sldiv2 = (s->cr[0x17] >> 3) & 1;
printf (
"hz=%f\n"
"htotal = %d\n"
"clocking_mode = %d\n"
"clock_sel = %d %d\n"
"dots = %d\n"
- "ticks/char = %lld\n"
+ "ticks/char = %" PRId64 "\n"
"\n",
- (double) ticks_per_sec / (r->ticks_per_char * r->total_chars),
+ (double) get_ticks_per_sec() / (r->ticks_per_char * r->total_chars),
htotal_chars,
hretr_start_char,
hretr_skew_chars,
#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);
int cur_line, cur_line_char, cur_char;
int64_t cur_tick;
- cur_tick = qemu_get_clock(vm_clock);
+ cur_tick = qemu_get_clock_ns(vm_clock);
cur_char = (cur_tick / r->ticks_per_char) % r->total_chars;
cur_line = cur_char / r->htotal;
}
}
-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)
+{
+ 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)
{
- VGAState *s = opaque;
+ 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
if (s->ar_flip_flop == 0) {
val &= 0x3f;
s->ar_index = val;
- vga_update_resolution(s);
} else {
index = s->ar_index & 0x1f;
switch(index) {
#endif
s->sr[s->sr_index] = val & sr_mask[s->sr_index];
if (s->sr_index == 1) s->update_retrace_info(s);
- vga_update_resolution(s);
break;
case 0x3c7:
s->dac_read_index = val;
printf("vga: write GR%x = 0x%02x\n", s->gr_index, val);
#endif
s->gr[s->gr_index] = val & gr_mask[s->gr_index];
- vga_update_resolution(s);
break;
case 0x3b4:
case 0x3d4:
/* can always write bit 4 of CR7 */
if (s->cr_index == 7)
s->cr[7] = (s->cr[7] & ~0x10) | (val & 0x10);
- vga_update_resolution(s);
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:
s->update_retrace_info(s);
break;
}
- vga_update_resolution(s);
break;
case 0x3ba:
case 0x3da:
#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) {
+ if (s->vbe_index < VBE_DISPI_INDEX_NB) {
if (s->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_GETCAPS) {
switch(s->vbe_index) {
/* XXX: do not hardcode ? */
} else {
val = s->vbe_regs[s->vbe_index];
}
+ } else if (s->vbe_index == VBE_DISPI_INDEX_VIDEO_MEMORY_64K) {
+ val = s->vram_size / (64 * 1024);
} else {
val = 0;
}
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
if ((val <= VBE_DISPI_MAX_XRES) && ((val & 7) == 0)) {
s->vbe_regs[s->vbe_index] = val;
}
- vga_update_resolution(s);
break;
case VBE_DISPI_INDEX_YRES:
if (val <= VBE_DISPI_MAX_YRES) {
s->vbe_regs[s->vbe_index] = val;
}
- vga_update_resolution(s);
break;
case VBE_DISPI_INDEX_BPP:
if (val == 0)
val == 16 || val == 24 || val == 32) {
s->vbe_regs[s->vbe_index] = val;
}
- vga_update_resolution(s);
break;
case VBE_DISPI_INDEX_BANK:
if (s->vbe_regs[VBE_DISPI_INDEX_BPP] == 4) {
}
s->dac_8bit = (val & VBE_DISPI_8BIT_DAC) > 0;
s->vbe_regs[s->vbe_index] = val;
- vga_update_resolution(s);
break;
case VBE_DISPI_INDEX_VIRT_WIDTH:
{
s->vbe_regs[VBE_DISPI_INDEX_VIRT_HEIGHT] = h;
s->vbe_line_offset = line_offset;
}
- vga_update_resolution(s);
break;
case VBE_DISPI_INDEX_X_OFFSET:
case VBE_DISPI_INDEX_Y_OFFSET:
s->vbe_start_addr += x * ((s->vbe_regs[VBE_DISPI_INDEX_BPP] + 7) >> 3);
s->vbe_start_addr >>= 2;
}
- vga_update_resolution(s);
break;
default:
break;
/* 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;
static uint32_t vga_mem_readw(void *opaque, target_phys_addr_t addr)
{
uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = vga_mem_readb(opaque, addr) << 8;
- v |= vga_mem_readb(opaque, addr + 1);
-#else
v = vga_mem_readb(opaque, addr);
v |= vga_mem_readb(opaque, addr + 1) << 8;
-#endif
return v;
}
static uint32_t vga_mem_readl(void *opaque, target_phys_addr_t addr)
{
uint32_t v;
-#ifdef TARGET_WORDS_BIGENDIAN
- v = vga_mem_readb(opaque, addr) << 24;
- v |= vga_mem_readb(opaque, addr + 1) << 16;
- v |= vga_mem_readb(opaque, addr + 2) << 8;
- v |= vga_mem_readb(opaque, addr + 3);
-#else
v = vga_mem_readb(opaque, addr);
v |= vga_mem_readb(opaque, addr + 1) << 8;
v |= vga_mem_readb(opaque, addr + 2) << 16;
v |= vga_mem_readb(opaque, addr + 3) << 24;
-#endif
return v;
}
/* 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));
}
}
static void vga_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
{
-#ifdef TARGET_WORDS_BIGENDIAN
- vga_mem_writeb(opaque, addr, (val >> 8) & 0xff);
- vga_mem_writeb(opaque, addr + 1, val & 0xff);
-#else
vga_mem_writeb(opaque, addr, val & 0xff);
vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff);
-#endif
}
static void vga_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
-#ifdef TARGET_WORDS_BIGENDIAN
- vga_mem_writeb(opaque, addr, (val >> 24) & 0xff);
- vga_mem_writeb(opaque, addr + 1, (val >> 16) & 0xff);
- vga_mem_writeb(opaque, addr + 2, (val >> 8) & 0xff);
- vga_mem_writeb(opaque, addr + 3, val & 0xff);
-#else
vga_mem_writeb(opaque, addr, val & 0xff);
vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff);
vga_mem_writeb(opaque, addr + 2, (val >> 16) & 0xff);
vga_mem_writeb(opaque, addr + 3, (val >> 24) & 0xff);
-#endif
}
typedef void vga_draw_glyph8_func(uint8_t *d, int linesize,
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;
}
}
-static vga_draw_glyph8_func *vga_draw_glyph8_table[NB_DEPTHS] = {
+static vga_draw_glyph8_func * const vga_draw_glyph8_table[NB_DEPTHS] = {
vga_draw_glyph8_8,
vga_draw_glyph8_16,
vga_draw_glyph8_16,
vga_draw_glyph8_16,
};
-static vga_draw_glyph8_func *vga_draw_glyph16_table[NB_DEPTHS] = {
+static vga_draw_glyph8_func * const vga_draw_glyph16_table[NB_DEPTHS] = {
vga_draw_glyph16_8,
vga_draw_glyph16_16,
vga_draw_glyph16_16,
vga_draw_glyph16_16,
};
-static vga_draw_glyph9_func *vga_draw_glyph9_table[NB_DEPTHS] = {
+static vga_draw_glyph9_func * const vga_draw_glyph9_table[NB_DEPTHS] = {
vga_draw_glyph9_8,
vga_draw_glyph9_16,
vga_draw_glyph9_16,
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;
typedef unsigned int rgb_to_pixel_dup_func(unsigned int r, unsigned int g, unsigned b);
-static rgb_to_pixel_dup_func *rgb_to_pixel_dup_table[NB_DEPTHS] = {
+static rgb_to_pixel_dup_func * const rgb_to_pixel_dup_table[NB_DEPTHS] = {
rgb_to_pixel8_dup,
rgb_to_pixel15_dup,
rgb_to_pixel16_dup,
* - 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;
+ int cx_min, cx_max, linesize, x_incr, line, line1;
uint32_t offset, fgcol, bgcol, v, cursor_offset;
- uint8_t *d1, *d, *src, *s1, *dest, *cursor_ptr;
+ uint8_t *d1, *d, *src, *dest, *cursor_ptr;
const uint8_t *font_ptr, *font_base[2];
int dup9, line_offset, depth_index;
uint32_t *palette;
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;
s->plane_updated = 0;
full_update = 1;
}
+ full_update |= update_basic_params(s);
line_offset = s->line_offset;
- s1 = s->vram_ptr + (s->start_addr * 4);
vga_get_text_resolution(s, &width, &height, &cw, &cheight);
- x_incr = cw * ((ds_get_bits_per_pixel(s->ds) + 7) >> 3);
if ((height * width) > CH_ATTR_SIZE) {
/* better than nothing: exit if transient size is too big */
return;
}
+ if (width != s->last_width || height != s->last_height ||
+ cw != s->last_cw || cheight != s->last_ch || s->last_depth) {
+ s->last_scr_width = width * cw;
+ s->last_scr_height = height * cheight;
+ qemu_console_resize(s->ds, s->last_scr_width, s->last_scr_height);
+ s->last_depth = 0;
+ s->last_width = width;
+ s->last_height = height;
+ s->last_ch = cheight;
+ s->last_cw = cw;
+ full_update = 1;
+ }
s->rgb_to_pixel =
rgb_to_pixel_dup_table[get_depth_index(s->ds)];
full_update |= update_palette16(s);
dest = ds_get_data(s->ds);
linesize = ds_get_linesize(s->ds);
ch_attr_ptr = s->last_ch_attr;
+ line = 0;
+ offset = s->start_addr * 4;
for(cy = 0; cy < height; cy++) {
d1 = dest;
- src = s1;
+ src = s->vram_ptr + offset;
cx_min = width;
cx_max = -1;
for(cx = 0; cx < width; cx++) {
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
(cx_max - cx_min + 1) * cw, cheight);
}
dest += linesize * cheight;
- s1 += line_offset;
+ line1 = line + cheight;
+ offset += line_offset;
+ if (line < s->line_compare && line1 >= s->line_compare) {
+ offset = 0;
+ }
+ line = line1;
}
}
VGA_DRAW_LINE_NB,
};
-static vga_draw_line_func *vga_draw_line_table[NB_DEPTHS * VGA_DRAW_LINE_NB] = {
+static vga_draw_line_func * const vga_draw_line_table[NB_DEPTHS * VGA_DRAW_LINE_NB] = {
vga_draw_line2_8,
vga_draw_line2_16,
vga_draw_line2_16,
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);
}
+
+#ifdef CONFIG_BOCHS_VBE
+ if (s->vbe_mapped) {
+ cpu_physical_sync_dirty_bitmap(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
+ VBE_DISPI_LFB_PHYSICAL_ADDRESS + s->vram_size);
+ }
+#endif
+
+}
+
+void vga_dirty_log_start(VGACommonState *s)
+{
+ if (s->map_addr) {
+ cpu_physical_log_start(s->map_addr, s->map_end - s->map_addr);
+ }
+
+ if (s->lfb_vram_mapped) {
+ cpu_physical_log_start(isa_mem_base + 0xa0000, 0x8000);
+ cpu_physical_log_start(isa_mem_base + 0xa8000, 0x8000);
+ }
+
+#ifdef CONFIG_BOCHS_VBE
+ if (s->vbe_mapped) {
+ cpu_physical_log_start(VBE_DISPI_LFB_PHYSICAL_ADDRESS, s->vram_size);
+ }
+#endif
+}
+
+void vga_dirty_log_stop(VGACommonState *s)
+{
+ if (s->map_addr) {
+ cpu_physical_log_stop(s->map_addr, s->map_end - s->map_addr);
+ }
+
+ if (s->lfb_vram_mapped) {
+ cpu_physical_log_stop(isa_mem_base + 0xa0000, 0x8000);
+ cpu_physical_log_stop(isa_mem_base + 0xa8000, 0x8000);
+ }
+
+#ifdef CONFIG_BOCHS_VBE
+ if (s->vbe_mapped) {
+ cpu_physical_log_stop(VBE_DISPI_LFB_PHYSICAL_ADDRESS, s->vram_size);
+ }
+#endif
+}
+
+void vga_dirty_log_restart(VGACommonState *s)
+{
+ vga_dirty_log_stop(s);
vga_dirty_log_start(s);
}
-static void vga_update_resolution_graphics(VGAState *s)
+/*
+ * graphic modes
+ */
+static void vga_draw_graphic(VGACommonState *s, int full_update)
{
- int depth = s->get_bpp(s);
- int width, height, shift_control, double_scan;
+ 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;
+ vga_draw_line_func *vga_draw_line;
+
+ full_update |= update_basic_params(s);
+
+ if (!full_update)
+ vga_sync_dirty_bitmap(s);
s->get_resolution(s, &width, &height);
disp_width = width;
shift_control = (s->gr[0x05] >> 5) & 3;
double_scan = (s->cr[0x09] >> 7);
-
+ if (shift_control != 1) {
+ multi_scan = (((s->cr[0x09] & 0x1f) + 1) << double_scan) - 1;
+ } else {
+ /* in CGA modes, multi_scan is ignored */
+ /* XXX: is it correct ? */
+ multi_scan = double_scan;
+ }
+ multi_run = multi_scan;
if (shift_control != s->shift_control ||
double_scan != s->double_scan) {
- s->want_full_update = 1;
+ full_update = 1;
s->shift_control = shift_control;
s->double_scan = double_scan;
}
disp_width <<= 1;
}
}
- disp_width = width;
-
- if (shift_control != 1) {
- multi_scan = (((s->cr[0x09] & 0x1f) + 1) << double_scan) - 1;
- } else {
- /* in CGA modes, multi_scan is ignored */
- /* XXX: is it correct ? */
- multi_scan = double_scan;
- }
-
- multi_run = multi_scan;
+ 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 ||
- s->multi_run != multi_run ||
- s->multi_scan != multi_scan ||
- s->want_full_update) {
- if (s->ds->surface->pf.depth == 0) {
- goto dont_touch_display_surface;
- }
-#if defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+ s->last_depth != depth) {
+#if defined(HOST_WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
if (depth == 16 || depth == 32) {
#else
if (depth == 32) {
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)
+#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);
}
- dont_touch_display_surface:
s->last_scr_width = disp_width;
s->last_scr_height = height;
s->last_width = disp_width;
s->last_height = height;
s->last_line_offset = s->line_offset;
s->last_depth = depth;
- s->multi_run = multi_run;
- s->multi_scan = multi_scan;
- s->want_full_update = 1;
- }
-}
-
-static void vga_update_resolution_text(VGAState *s)
-{
- int width, height, cw, cheight;
-
- vga_get_text_resolution(s, &width, &height, &cw, &cheight);
- if (width != s->last_width || height != s->last_height ||
- cw != s->last_cw || cheight != s->last_ch || s->last_depth) {
- s->last_scr_width = width * cw;
- s->last_scr_height = height * cheight;
- if (s->ds->surface->pf.depth != 0) {
- qemu_console_resize(s->ds, s->last_scr_width, s->last_scr_height);
- } else {
- /*
- * curses expects width and height to be in character cell
- * dimensions, not pixels.
- */
- s->ds->surface->width = width;
- s->ds->surface->height = height;
- dpy_resize(s->ds);
- }
- s->last_depth = 0;
- s->last_width = width;
- s->last_height = height;
- s->last_ch = cheight;
- s->last_cw = cw;
- s->want_full_update = 1;
- }
-}
-
-void vga_update_resolution(VGAState *s)
-{
- int graphic_mode;
-
- if (!(s->ar_index & 0x20)) {
- graphic_mode = GMODE_BLANK;
- } else {
- graphic_mode = s->gr[6] & 1;
- }
- if (graphic_mode != s->graphic_mode) {
- s->graphic_mode = graphic_mode;
- s->want_full_update = 1;
- }
- s->want_full_update |= update_basic_params(s);
- switch (graphic_mode) {
- case GMODE_TEXT:
- vga_update_resolution_text(s);
- break;
- case GMODE_GRAPH:
- vga_update_resolution_graphics(s);
- break;
- }
-}
-
-/*
- * graphic modes
- */
-static void vga_draw_graphic(VGAState *s, int full_update)
-{
- int y1, y, update, linesize, y_start, mask;
- int width, height, line_offset, bwidth, bits;
- int multi_run;
- uint8_t *d;
- uint32_t v, addr1, addr;
- long page0, page1, page_min, page_max;
- vga_draw_line_func *vga_draw_line;
-
- if (!full_update)
- vga_sync_dirty_bitmap(s);
-
- s->get_resolution(s, &width, &height);
- multi_run = s->multi_run;
- if (is_buffer_shared(s->ds->surface) &&
+ full_update = 1;
+ } 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);
s->rgb_to_pixel =
rgb_to_pixel_dup_table[get_depth_index(s->ds)];
- if (s->shift_control == 0) {
+ if (shift_control == 0) {
full_update |= update_palette16(s);
if (s->sr[0x01] & 8) {
v = VGA_DRAW_LINE4D2;
v = VGA_DRAW_LINE4;
}
bits = 4;
- } else if (s->shift_control == 1) {
+ } else if (shift_control == 1) {
full_update |= update_palette16(s);
if (s->sr[0x01] & 8) {
v = VGA_DRAW_LINE2D2;
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;
if (y_start >= 0) {
/* flush to display */
dpy_update(s->ds, 0, y_start,
- s->last_width, y - y_start);
+ disp_width, y - y_start);
y_start = -1;
}
}
if ((y1 & mask) == mask)
addr1 += line_offset;
y1++;
- multi_run = s->multi_scan;
+ multi_run = multi_scan;
} else {
multi_run--;
}
if (y_start >= 0) {
/* flush to display */
dpy_update(s->ds, 0, y_start,
- s->last_width, y - y_start);
+ 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)];
s->last_scr_width, s->last_scr_height);
}
+#define GMODE_TEXT 0
+#define GMODE_GRAPH 1
+#define GMODE_BLANK 2
+
static void vga_update_display(void *opaque)
{
- VGAState *s = (VGAState *)opaque;
- int full_update;
+ VGACommonState *s = opaque;
+ int full_update, graphic_mode;
if (ds_get_bits_per_pixel(s->ds) == 0) {
/* nothing to do */
} else {
- full_update = s->want_full_update;
- s->want_full_update = 0;
- switch(s->graphic_mode) {
+ full_update = 0;
+ if (!(s->ar_index & 0x20)) {
+ graphic_mode = GMODE_BLANK;
+ } else {
+ graphic_mode = s->gr[6] & 1;
+ }
+ if (graphic_mode != s->graphic_mode) {
+ s->graphic_mode = graphic_mode;
+ full_update = 1;
+ }
+ switch(graphic_mode) {
case GMODE_TEXT:
vga_draw_text(s, full_update);
break;
/* force a full display refresh */
static void vga_invalidate_display(void *opaque)
{
- VGAState *s = (VGAState *)opaque;
+ VGACommonState *s = opaque;
- vga_update_resolution(s);
- s->want_full_update = 1;
+ s->last_width = -1;
+ s->last_height = -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;
s->map_end = 0;
s->lfb_vram_mapped = 0;
- s->bios_offset = 0;
- s->bios_size = 0;
s->sr_index = 0;
memset(s->sr, '\0', sizeof(s->sr));
s->gr_index = 0;
#ifdef CONFIG_BOCHS_VBE
s->vbe_index = 0;
memset(s->vbe_regs, '\0', sizeof(s->vbe_regs));
- s->vbe_regs[VBE_DISPI_INDEX_ID] = VBE_DISPI_ID0;
+ s->vbe_regs[VBE_DISPI_INDEX_ID] = VBE_DISPI_ID5;
s->vbe_start_addr = 0;
s->vbe_line_offset = 0;
s->vbe_bank_mask = (s->vram_size >> 16) - 1;
#endif
memset(s->font_offsets, '\0', sizeof(s->font_offsets));
+ s->graphic_mode = -1; /* force full update */
s->shift_control = 0;
s->double_scan = 0;
s->line_offset = 0;
memset(&s->retrace_info, 0, sizeof (s->retrace_info));
break;
}
- vga_update_resolution(s);
+}
+
+static void vga_reset(void *opaque)
+{
+ VGACommonState *s = opaque;
+ vga_common_reset(s);
}
#define TEXTMODE_X(x) ((x) % width)
* instead of doing a full vga_update_display() */
static void vga_update_text(void *opaque, console_ch_t *chardata)
{
- VGAState *s = (VGAState *) opaque;
- int i, cursor_offset, cursor_visible;
+ VGACommonState *s = opaque;
+ int graphic_mode, i, cursor_offset, cursor_visible;
int cw, cheight, width, height, size, c_min, c_max;
uint32_t *src;
console_ch_t *dst, val;
char msg_buffer[80];
- int full_update = s->want_full_update;
+ int full_update = 0;
+
+ if (!(s->ar_index & 0x20)) {
+ graphic_mode = GMODE_BLANK;
+ } else {
+ graphic_mode = s->gr[6] & 1;
+ }
+ if (graphic_mode != s->graphic_mode) {
+ s->graphic_mode = graphic_mode;
+ full_update = 1;
+ }
+ if (s->last_width == -1) {
+ s->last_width = 0;
+ full_update = 1;
+ }
- s->want_full_update = 0;
- switch (s->graphic_mode) {
+ switch (graphic_mode) {
case GMODE_TEXT:
/* TODO: update palette */
+ full_update |= update_basic_params(s);
- vga_get_text_resolution(s, &width, &height, &cw, &cheight);
-
- if (s->ds->surface->width != width
- || s->ds->surface->height != height) {
- s->ds->surface->width = width;
- s->ds->surface->height = height;
- dpy_resize(s->ds);
+ /* total width & height */
+ cheight = (s->cr[9] & 0x1f) + 1;
+ cw = 8;
+ if (!(s->sr[1] & 0x01))
+ cw = 9;
+ if (s->sr[1] & 0x08)
+ cw = 16; /* NOTE: no 18 pixel wide */
+ width = (s->cr[0x01] + 1);
+ if (s->cr[0x06] == 100) {
+ /* ugly hack for CGA 160x100x16 - explain me the logic */
+ height = 100;
+ } else {
+ height = s->cr[0x12] |
+ ((s->cr[0x07] & 0x02) << 7) |
+ ((s->cr[0x07] & 0x40) << 3);
+ height = (height + 1) / cheight;
}
- /* total width & height */
size = (height * width);
if (size > CH_ATTR_SIZE) {
if (!full_update)
break;
}
+ if (width != s->last_width || height != s->last_height ||
+ cw != s->last_cw || cheight != s->last_ch) {
+ s->last_scr_width = width * cw;
+ s->last_scr_height = height * cheight;
+ s->ds->surface->width = width;
+ s->ds->surface->height = height;
+ dpy_resize(s->ds);
+ s->last_width = width;
+ s->last_height = height;
+ s->last_ch = cheight;
+ s->last_cw = cw;
+ full_update = 1;
+ }
+
/* Update "hardware" cursor */
cursor_offset = ((s->cr[0x0e] << 8) | s->cr[0x0f]) - s->start_addr;
if (cursor_offset != s->cursor_offset ||
if (full_update) {
for (i = 0; i < size; src ++, dst ++, i ++)
- console_write_ch(dst, VMEM2CHTYPE(*src));
+ console_write_ch(dst, VMEM2CHTYPE(le32_to_cpu(*src)));
dpy_update(s->ds, 0, 0, width, height);
} else {
c_max = 0;
for (i = 0; i < size; src ++, dst ++, i ++) {
- console_write_ch(&val, VMEM2CHTYPE(*src));
+ console_write_ch(&val, VMEM2CHTYPE(le32_to_cpu(*src)));
if (*dst != val) {
*dst = val;
c_max = i;
}
c_min = i;
for (; i < size; src ++, dst ++, i ++) {
- console_write_ch(&val, VMEM2CHTYPE(*src));
+ console_write_ch(&val, VMEM2CHTYPE(le32_to_cpu(*src)));
if (*dst != val) {
*dst = val;
c_max = i;
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)
-{
- VGAState *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);
- qemu_put_8s(f, &s->gr_index);
- qemu_put_buffer(f, s->gr, 16);
- qemu_put_8s(f, &s->ar_index);
- qemu_put_buffer(f, s->ar, 21);
- qemu_put_be32(f, s->ar_flip_flop);
- qemu_put_8s(f, &s->cr_index);
- qemu_put_buffer(f, s->cr, 256);
- qemu_put_8s(f, &s->msr);
- qemu_put_8s(f, &s->fcr);
- qemu_put_byte(f, s->st00);
- qemu_put_8s(f, &s->st01);
-
- qemu_put_8s(f, &s->dac_state);
- qemu_put_8s(f, &s->dac_sub_index);
- qemu_put_8s(f, &s->dac_read_index);
- qemu_put_8s(f, &s->dac_write_index);
- qemu_put_buffer(f, s->dac_cache, 3);
- qemu_put_buffer(f, s->palette, 768);
-
- qemu_put_be32(f, s->bank_offset);
-#ifdef CONFIG_BOCHS_VBE
- qemu_put_byte(f, 1);
- qemu_put_be16s(f, &s->vbe_index);
- for(i = 0; i < VBE_DISPI_INDEX_NB; i++)
- qemu_put_be16s(f, &s->vbe_regs[i]);
- qemu_put_be32s(f, &s->vbe_start_addr);
- qemu_put_be32s(f, &s->vbe_line_offset);
- qemu_put_be32s(f, &s->vbe_bank_mask);
-#else
- qemu_put_byte(f, 0);
-#endif
-}
-
-static int vga_load(QEMUFile *f, void *opaque, int version_id)
+static int vga_common_post_load(void *opaque, int version_id)
{
- VGAState *s = opaque;
- int is_vbe, i, ret;
-
- 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);
- qemu_get_8s(f, &s->gr_index);
- qemu_get_buffer(f, s->gr, 16);
- qemu_get_8s(f, &s->ar_index);
- qemu_get_buffer(f, s->ar, 21);
- s->ar_flip_flop=qemu_get_be32(f);
- qemu_get_8s(f, &s->cr_index);
- qemu_get_buffer(f, s->cr, 256);
- qemu_get_8s(f, &s->msr);
- qemu_get_8s(f, &s->fcr);
- qemu_get_8s(f, &s->st00);
- qemu_get_8s(f, &s->st01);
-
- qemu_get_8s(f, &s->dac_state);
- qemu_get_8s(f, &s->dac_sub_index);
- qemu_get_8s(f, &s->dac_read_index);
- qemu_get_8s(f, &s->dac_write_index);
- qemu_get_buffer(f, s->dac_cache, 3);
- qemu_get_buffer(f, s->palette, 768);
-
- s->bank_offset=qemu_get_be32(f);
- is_vbe = qemu_get_byte(f);
-#ifdef CONFIG_BOCHS_VBE
- if (!is_vbe)
- return -EINVAL;
- qemu_get_be16s(f, &s->vbe_index);
- for(i = 0; i < VBE_DISPI_INDEX_NB; i++)
- qemu_get_be16s(f, &s->vbe_regs[i]);
- qemu_get_be32s(f, &s->vbe_start_addr);
- qemu_get_be32s(f, &s->vbe_line_offset);
- qemu_get_be32s(f, &s->vbe_bank_mask);
-#else
- if (is_vbe)
- return -EINVAL;
-#endif
+ VGACommonState *s = opaque;
/* force refresh */
- vga_update_resolution(s);
- s->want_full_update = 1;
+ s->graphic_mode = -1;
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);
+const VMStateDescription vmstate_vga_common = {
+ .name = "vga",
+ .version_id = 2,
+ .minimum_version_id = 2,
+ .minimum_version_id_old = 2,
+ .post_load = vga_common_post_load,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT32(latch, VGACommonState),
+ VMSTATE_UINT8(sr_index, VGACommonState),
+ VMSTATE_PARTIAL_BUFFER(sr, VGACommonState, 8),
+ VMSTATE_UINT8(gr_index, VGACommonState),
+ VMSTATE_PARTIAL_BUFFER(gr, VGACommonState, 16),
+ VMSTATE_UINT8(ar_index, VGACommonState),
+ VMSTATE_BUFFER(ar, VGACommonState),
+ VMSTATE_INT32(ar_flip_flop, VGACommonState),
+ VMSTATE_UINT8(cr_index, VGACommonState),
+ VMSTATE_BUFFER(cr, VGACommonState),
+ VMSTATE_UINT8(msr, VGACommonState),
+ VMSTATE_UINT8(fcr, VGACommonState),
+ VMSTATE_UINT8(st00, VGACommonState),
+ VMSTATE_UINT8(st01, VGACommonState),
+
+ VMSTATE_UINT8(dac_state, VGACommonState),
+ VMSTATE_UINT8(dac_sub_index, VGACommonState),
+ VMSTATE_UINT8(dac_read_index, VGACommonState),
+ VMSTATE_UINT8(dac_write_index, VGACommonState),
+ VMSTATE_BUFFER(dac_cache, VGACommonState),
+ VMSTATE_BUFFER(palette, VGACommonState),
+
+ VMSTATE_INT32(bank_offset, VGACommonState),
+ VMSTATE_UINT8_EQUAL(is_vbe_vmstate, VGACommonState),
+#ifdef CONFIG_BOCHS_VBE
+ VMSTATE_UINT16(vbe_index, VGACommonState),
+ VMSTATE_UINT16_ARRAY(vbe_regs, VGACommonState, VBE_DISPI_INDEX_NB),
+ VMSTATE_UINT32(vbe_start_addr, VGACommonState),
+ VMSTATE_UINT32(vbe_line_offset, VGACommonState),
+ VMSTATE_UINT32(vbe_bank_mask, VGACommonState),
+#endif
+ VMSTATE_END_OF_LIST()
}
+};
- 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;
+#ifdef CONFIG_BOCHS_VBE
+ s->is_vbe_vmstate = 1;
+#else
+ s->is_vbe_vmstate = 0;
+#endif
+ s->vram_offset = qemu_ram_alloc(NULL, "vga.vram", 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;
s->update_retrace_info = vga_precise_update_retrace_info;
break;
}
- vga_reset(s);
}
/* used by both ISA and PCI */
-void vga_init(VGAState *s)
+int vga_init_io(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);
register_ioport_write(0x3b4, 2, 1, vga_ioport_write, s);
register_ioport_read(0x3d4, 2, 1, vga_ioport_read, s);
register_ioport_read(0x3ba, 1, 1, vga_ioport_read, s);
register_ioport_read(0x3da, 1, 1, vga_ioport_read, s);
- s->bank_offset = 0;
#ifdef CONFIG_BOCHS_VBE
#if defined (TARGET_I386)
register_ioport_write(0x1ce, 1, 2, vbe_ioport_write_index, s);
register_ioport_write(0x1cf, 1, 2, vbe_ioport_write_data, s);
-
- /* old Bochs IO ports */
- register_ioport_read(0xff80, 1, 2, vbe_ioport_read_index, s);
- register_ioport_read(0xff81, 1, 2, vbe_ioport_read_data, s);
-
- register_ioport_write(0xff80, 1, 2, vbe_ioport_write_index, s);
- register_ioport_write(0xff81, 1, 2, vbe_ioport_write_data, s);
#else
register_ioport_read(0x1ce, 1, 2, vbe_ioport_read_index, s);
register_ioport_read(0x1d0, 1, 2, vbe_ioport_read_data, s);
#endif
#endif /* CONFIG_BOCHS_VBE */
- vga_io_memory = cpu_register_io_memory(0, 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);
+ return cpu_register_io_memory(vga_mem_read, vga_mem_write, s,
+ DEVICE_LITTLE_ENDIAN);
}
-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)
+void vga_init(VGACommonState *s)
{
- 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);
+ int vga_io_memory;
- register_savevm("vga", 0, 2, vga_save, vga_load, s);
+ qemu_register_reset(vga_reset, 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));
-
- 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;
+ vga_io_memory = vga_init_io(s);
+ cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
+ vga_io_memory);
+ qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000);
}
-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)
+void vga_init_vbe(VGACommonState *s)
{
- VGAState *s;
-
- s = qemu_mallocz(sizeof(VGAState));
-
- 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;
-}
-
-static void pci_vga_write_config(PCIDevice *d,
- uint32_t address, uint32_t val, int len)
-{
- PCIVGAState *pvs = container_of(d, PCIVGAState, dev);
- VGAState *s = &pvs->vga_state;
-
- vga_dirty_log_stop(s);
- pci_default_write_config(d, address, val, len);
- vga_dirty_log_start(s);
+ VGA_RAM_SIZE, s->vram_offset);
+ s->vbe_mapped = 1;
+#endif
}
-
-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, pci_vga_write_config);
- 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_config_set_class(pci_conf, PCI_CLASS_DISPLAY_VGA);
- 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)
uint32_t v;
int y, x;
uint8_t r, g, b;
+ int ret;
+ char *linebuf, *pbuf;
f = fopen(filename, "wb");
if (!f)
return -1;
fprintf(f, "P6\n%d %d\n%d\n",
ds->width, ds->height, 255);
+ linebuf = qemu_malloc(ds->width * 3);
d1 = ds->data;
for(y = 0; y < ds->height; y++) {
d = d1;
+ pbuf = linebuf;
for(x = 0; x < ds->width; x++) {
if (ds->pf.bits_per_pixel == 32)
v = *(uint32_t *)d;
(ds->pf.gmax + 1);
b = ((v >> ds->pf.bshift) & ds->pf.bmax) * 256 /
(ds->pf.bmax + 1);
- fputc(r, f);
- fputc(g, f);
- fputc(b, f);
+ *pbuf++ = r;
+ *pbuf++ = g;
+ *pbuf++ = b;
d += ds->pf.bytes_per_pixel;
}
d1 += ds->linesize;
+ ret = fwrite(linebuf, 1, pbuf - linebuf, f);
+ (void)ret;
}
+ qemu_free(linebuf);
fclose(f);
return 0;
}
-static void vga_screen_dump_blank(VGAState *s, const char *filename)
-{
- FILE *f;
- unsigned int y, x, w, h;
-
- 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->allocator = &default_allocator;
- ds->surface = qemu_create_displaysurface(ds, w, h);
-
- s->ds = ds;
- vga_update_resolution(s);
- s->want_full_update = 1;
- vga_update_display(s);
-
- ppm_save(filename, ds->surface);
-
- qemu_free_displaysurface(ds);
- 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)
+static DisplayChangeListener* vga_screen_dump_init(DisplayState *ds)
{
- int w, h, cwidth, cheight;
+ DisplayChangeListener *dcl;
- 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;
- switch (s->graphic_mode) {
- case GMODE_TEXT:
- vga_screen_dump_text(s, filename);
- break;
- case GMODE_GRAPH:
- vga_screen_dump_graphic(s, filename);
- break;
- case GMODE_BLANK:
- default:
- vga_screen_dump_blank(s, filename);
- break;
- }
+ 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 / qemu.git / blobdiff