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-rw-r--r--hw/display/cirrus_vga.c61
-rw-r--r--hw/display/cirrus_vga_rop.h48
-rw-r--r--hw/display/cirrus_vga_rop2.h38
3 files changed, 93 insertions, 54 deletions
diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c
index 9ae1d4b..afc290a 100644
--- a/hw/display/cirrus_vga.c
+++ b/hw/display/cirrus_vga.c
@@ -178,7 +178,7 @@
struct CirrusVGAState;
typedef void (*cirrus_bitblt_rop_t) (struct CirrusVGAState *s,
- uint32_t dstaddr, const uint8_t *src,
+ uint32_t dstaddr, uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight);
typedef void (*cirrus_fill_t)(struct CirrusVGAState *s,
@@ -322,7 +322,7 @@ static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only)
}
static void cirrus_bitblt_rop_nop(CirrusVGAState *s,
- uint32_t dstaddr, const uint8_t *src,
+ uint32_t dstaddr, uint32_t srcaddr,
int dstpitch,int srcpitch,
int bltwidth,int bltheight)
{
@@ -334,6 +334,45 @@ static void cirrus_bitblt_fill_nop(CirrusVGAState *s,
{
}
+static inline uint8_t cirrus_src(CirrusVGAState *s, uint32_t srcaddr)
+{
+ if (s->cirrus_srccounter) {
+ /* cputovideo */
+ return s->cirrus_bltbuf[srcaddr & (CIRRUS_BLTBUFSIZE - 1)];
+ } else {
+ /* videotovideo */
+ return s->vga.vram_ptr[srcaddr & s->cirrus_addr_mask];
+ }
+}
+
+static inline uint16_t cirrus_src16(CirrusVGAState *s, uint32_t srcaddr)
+{
+ uint16_t *src;
+
+ if (s->cirrus_srccounter) {
+ /* cputovideo */
+ src = (void *)&s->cirrus_bltbuf[srcaddr & (CIRRUS_BLTBUFSIZE - 1) & ~1];
+ } else {
+ /* videotovideo */
+ src = (void *)&s->vga.vram_ptr[srcaddr & s->cirrus_addr_mask & ~1];
+ }
+ return *src;
+}
+
+static inline uint32_t cirrus_src32(CirrusVGAState *s, uint32_t srcaddr)
+{
+ uint32_t *src;
+
+ if (s->cirrus_srccounter) {
+ /* cputovideo */
+ src = (void *)&s->cirrus_bltbuf[srcaddr & (CIRRUS_BLTBUFSIZE - 1) & ~3];
+ } else {
+ /* videotovideo */
+ src = (void *)&s->vga.vram_ptr[srcaddr & s->cirrus_addr_mask & ~3];
+ }
+ return *src;
+}
+
#define ROP_NAME 0
#define ROP_FN(d, s) 0
#include "cirrus_vga_rop.h"
@@ -676,10 +715,10 @@ static void cirrus_invalidate_region(CirrusVGAState * s, int off_begin,
}
}
-static int cirrus_bitblt_common_patterncopy(CirrusVGAState *s, bool videosrc)
+static int cirrus_bitblt_common_patterncopy(CirrusVGAState *s)
{
uint32_t patternsize;
- uint8_t *src;
+ bool videosrc = !s->cirrus_srccounter;
if (videosrc) {
switch (s->vga.get_bpp(&s->vga)) {
@@ -700,16 +739,14 @@ static int cirrus_bitblt_common_patterncopy(CirrusVGAState *s, bool videosrc)
if (s->cirrus_blt_srcaddr + patternsize > s->vga.vram_size) {
return 0;
}
- src = s->vga.vram_ptr + s->cirrus_blt_srcaddr;
- } else {
- src = s->cirrus_bltbuf;
}
if (blit_is_unsafe(s, true)) {
return 0;
}
- (*s->cirrus_rop) (s, s->cirrus_blt_dstaddr, src,
+ (*s->cirrus_rop) (s, s->cirrus_blt_dstaddr,
+ videosrc ? s->cirrus_blt_srcaddr : 0,
s->cirrus_blt_dstpitch, 0,
s->cirrus_blt_width, s->cirrus_blt_height);
cirrus_invalidate_region(s, s->cirrus_blt_dstaddr,
@@ -746,7 +783,7 @@ static int cirrus_bitblt_solidfill(CirrusVGAState *s, int blt_rop)
static int cirrus_bitblt_videotovideo_patterncopy(CirrusVGAState * s)
{
- return cirrus_bitblt_common_patterncopy(s, true);
+ return cirrus_bitblt_common_patterncopy(s);
}
static int cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h)
@@ -796,7 +833,7 @@ static int cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h)
}
(*s->cirrus_rop) (s, s->cirrus_blt_dstaddr,
- s->vga.vram_ptr + s->cirrus_blt_srcaddr,
+ s->cirrus_blt_srcaddr,
s->cirrus_blt_dstpitch, s->cirrus_blt_srcpitch,
s->cirrus_blt_width, s->cirrus_blt_height);
@@ -839,7 +876,7 @@ static void cirrus_bitblt_cputovideo_next(CirrusVGAState * s)
if (s->cirrus_srccounter > 0) {
if (s->cirrus_blt_mode & CIRRUS_BLTMODE_PATTERNCOPY) {
- cirrus_bitblt_common_patterncopy(s, false);
+ cirrus_bitblt_common_patterncopy(s);
the_end:
s->cirrus_srccounter = 0;
cirrus_bitblt_reset(s);
@@ -847,7 +884,7 @@ static void cirrus_bitblt_cputovideo_next(CirrusVGAState * s)
/* at least one scan line */
do {
(*s->cirrus_rop)(s, s->cirrus_blt_dstaddr,
- s->cirrus_bltbuf, 0, 0, s->cirrus_blt_width, 1);
+ 0, 0, 0, s->cirrus_blt_width, 1);
cirrus_invalidate_region(s, s->cirrus_blt_dstaddr, 0,
s->cirrus_blt_width, 1);
s->cirrus_blt_dstaddr += s->cirrus_blt_dstpitch;
diff --git a/hw/display/cirrus_vga_rop.h b/hw/display/cirrus_vga_rop.h
index 1aa778d..c61a677 100644
--- a/hw/display/cirrus_vga_rop.h
+++ b/hw/display/cirrus_vga_rop.h
@@ -78,7 +78,7 @@ static inline void glue(rop_32_, ROP_NAME)(CirrusVGAState *s,
static void
glue(cirrus_bitblt_rop_fwd_, ROP_NAME)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -92,19 +92,19 @@ glue(cirrus_bitblt_rop_fwd_, ROP_NAME)(CirrusVGAState *s,
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x++) {
- ROP_OP(s, dstaddr, *src);
+ ROP_OP(s, dstaddr, cirrus_src(s, srcaddr));
dstaddr++;
- src++;
+ srcaddr++;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
static void
glue(cirrus_bitblt_rop_bkwd_, ROP_NAME)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -113,19 +113,19 @@ glue(cirrus_bitblt_rop_bkwd_, ROP_NAME)(CirrusVGAState *s,
srcpitch += bltwidth;
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x++) {
- ROP_OP(s, dstaddr, *src);
+ ROP_OP(s, dstaddr, cirrus_src(s, srcaddr));
dstaddr--;
- src--;
+ srcaddr--;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
static void
glue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch,
int srcpitch,
int bltwidth,
@@ -142,19 +142,19 @@ glue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x++) {
- ROP_OP_TR(s, dstaddr, *src, transp);
+ ROP_OP_TR(s, dstaddr, cirrus_src(s, srcaddr), transp);
dstaddr++;
- src++;
+ srcaddr++;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
static void
glue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch,
int srcpitch,
int bltwidth,
@@ -166,19 +166,19 @@ glue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_8)(CirrusVGAState *s,
srcpitch += bltwidth;
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x++) {
- ROP_OP_TR(s, dstaddr, *src, transp);
+ ROP_OP_TR(s, dstaddr, cirrus_src(s, srcaddr), transp);
dstaddr--;
- src--;
+ srcaddr--;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
static void
glue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch,
int srcpitch,
int bltwidth,
@@ -195,19 +195,19 @@ glue(glue(cirrus_bitblt_rop_fwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x+=2) {
- ROP_OP_TR_16(s, dstaddr, *(uint16_t *)src, transp);
+ ROP_OP_TR_16(s, dstaddr, cirrus_src16(s, srcaddr), transp);
dstaddr += 2;
- src += 2;
+ srcaddr += 2;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
static void
glue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,
uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch,
int srcpitch,
int bltwidth,
@@ -219,12 +219,12 @@ glue(glue(cirrus_bitblt_rop_bkwd_transp_, ROP_NAME),_16)(CirrusVGAState *s,
srcpitch += bltwidth;
for (y = 0; y < bltheight; y++) {
for (x = 0; x < bltwidth; x+=2) {
- ROP_OP_TR_16(s, dstaddr, *(uint16_t *)src, transp);
+ ROP_OP_TR_16(s, dstaddr, cirrus_src16(s, srcaddr), transp);
dstaddr -= 2;
- src -= 2;
+ srcaddr -= 2;
}
dstaddr += dstpitch;
- src += srcpitch;
+ srcaddr += srcpitch;
}
}
diff --git a/hw/display/cirrus_vga_rop2.h b/hw/display/cirrus_vga_rop2.h
index bc92f0e..b86bcd6 100644
--- a/hw/display/cirrus_vga_rop2.h
+++ b/hw/display/cirrus_vga_rop2.h
@@ -41,14 +41,14 @@
static void
glue(glue(glue(cirrus_patternfill_, ROP_NAME), _),DEPTH)
(CirrusVGAState *s, uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
uint32_t addr;
int x, y, pattern_y, pattern_pitch, pattern_x;
unsigned int col;
- const uint8_t *src1;
+ uint32_t src1addr;
#if DEPTH == 24
int skipleft = s->vga.gr[0x2f] & 0x1f;
#else
@@ -66,22 +66,24 @@ glue(glue(glue(cirrus_patternfill_, ROP_NAME), _),DEPTH)
for(y = 0; y < bltheight; y++) {
pattern_x = skipleft;
addr = dstaddr + skipleft;
- src1 = src + pattern_y * pattern_pitch;
+ src1addr = srcaddr + pattern_y * pattern_pitch;
for (x = skipleft; x < bltwidth; x += (DEPTH / 8)) {
#if DEPTH == 8
- col = src1[pattern_x];
+ col = cirrus_src(s, src1addr + pattern_x);
pattern_x = (pattern_x + 1) & 7;
#elif DEPTH == 16
- col = ((uint16_t *)(src1 + pattern_x))[0];
+ col = cirrus_src16(s, src1addr + pattern_x);
pattern_x = (pattern_x + 2) & 15;
#elif DEPTH == 24
{
- const uint8_t *src2 = src1 + pattern_x * 3;
- col = src2[0] | (src2[1] << 8) | (src2[2] << 16);
+ uint32_t src2addr = src1addr + pattern_x * 3;
+ col = cirrus_src(s, src2addr) |
+ (cirrus_src(s, src2addr + 1) << 8) |
+ (cirrus_src(s, src2addr + 2) << 16);
pattern_x = (pattern_x + 1) & 7;
}
#else
- col = ((uint32_t *)(src1 + pattern_x))[0];
+ col = cirrus_src32(s, src1addr + pattern_x);
pattern_x = (pattern_x + 4) & 31;
#endif
PUTPIXEL(s, addr, col);
@@ -96,7 +98,7 @@ glue(glue(glue(cirrus_patternfill_, ROP_NAME), _),DEPTH)
static void
glue(glue(glue(cirrus_colorexpand_transp_, ROP_NAME), _),DEPTH)
(CirrusVGAState *s, uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -124,12 +126,12 @@ glue(glue(glue(cirrus_colorexpand_transp_, ROP_NAME), _),DEPTH)
for(y = 0; y < bltheight; y++) {
bitmask = 0x80 >> srcskipleft;
- bits = *src++ ^ bits_xor;
+ bits = cirrus_src(s, srcaddr++) ^ bits_xor;
addr = dstaddr + dstskipleft;
for (x = dstskipleft; x < bltwidth; x += (DEPTH / 8)) {
if ((bitmask & 0xff) == 0) {
bitmask = 0x80;
- bits = *src++ ^ bits_xor;
+ bits = cirrus_src(s, srcaddr++) ^ bits_xor;
}
index = (bits & bitmask);
if (index) {
@@ -145,7 +147,7 @@ glue(glue(glue(cirrus_colorexpand_transp_, ROP_NAME), _),DEPTH)
static void
glue(glue(glue(cirrus_colorexpand_, ROP_NAME), _),DEPTH)
(CirrusVGAState *s, uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -162,12 +164,12 @@ glue(glue(glue(cirrus_colorexpand_, ROP_NAME), _),DEPTH)
colors[1] = s->cirrus_blt_fgcol;
for(y = 0; y < bltheight; y++) {
bitmask = 0x80 >> srcskipleft;
- bits = *src++;
+ bits = cirrus_src(s, srcaddr++);
addr = dstaddr + dstskipleft;
for (x = dstskipleft; x < bltwidth; x += (DEPTH / 8)) {
if ((bitmask & 0xff) == 0) {
bitmask = 0x80;
- bits = *src++;
+ bits = cirrus_src(s, srcaddr++);
}
col = colors[!!(bits & bitmask)];
PUTPIXEL(s, addr, col);
@@ -181,7 +183,7 @@ glue(glue(glue(cirrus_colorexpand_, ROP_NAME), _),DEPTH)
static void
glue(glue(glue(cirrus_colorexpand_pattern_transp_, ROP_NAME), _),DEPTH)
(CirrusVGAState *s, uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -207,7 +209,7 @@ glue(glue(glue(cirrus_colorexpand_pattern_transp_, ROP_NAME), _),DEPTH)
pattern_y = s->cirrus_blt_srcaddr & 7;
for(y = 0; y < bltheight; y++) {
- bits = src[pattern_y] ^ bits_xor;
+ bits = cirrus_src(s, srcaddr + pattern_y) ^ bits_xor;
bitpos = 7 - srcskipleft;
addr = dstaddr + dstskipleft;
for (x = dstskipleft; x < bltwidth; x += (DEPTH / 8)) {
@@ -225,7 +227,7 @@ glue(glue(glue(cirrus_colorexpand_pattern_transp_, ROP_NAME), _),DEPTH)
static void
glue(glue(glue(cirrus_colorexpand_pattern_, ROP_NAME), _),DEPTH)
(CirrusVGAState *s, uint32_t dstaddr,
- const uint8_t *src,
+ uint32_t srcaddr,
int dstpitch, int srcpitch,
int bltwidth, int bltheight)
{
@@ -242,7 +244,7 @@ glue(glue(glue(cirrus_colorexpand_pattern_, ROP_NAME), _),DEPTH)
pattern_y = s->cirrus_blt_srcaddr & 7;
for(y = 0; y < bltheight; y++) {
- bits = src[pattern_y];
+ bits = cirrus_src(s, srcaddr + pattern_y);
bitpos = 7 - srcskipleft;
addr = dstaddr + dstskipleft;
for (x = dstskipleft; x < bltwidth; x += (DEPTH / 8)) {
generated by cgit v1.1 at 2024-12-29 12:29:21 +0000