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Added a bunch of new commands

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This commit is contained in:
Angelo Salese 2011-09-21 20:49:59 +00:00
parent f603291c0e
commit 8a0ab703b0
2 changed files with 117 additions and 13 deletions
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127
src/emu/video/h63484.c
View File

@ -619,7 +619,7 @@ int h63484_device::translate_command(UINT16 data)
return COMMAND_INVALID;
}
void h63484_device::command_end_seq()
inline void h63484_device::command_end_seq()
{
//h63484->param_ptr = 0;
m_sr |= H63484_SR_CED;
@ -732,6 +732,96 @@ void h63484_device::command_cpy_exec()
// ...
}
void h63484_device::command_rct_exec()
{
INT16 dX, dY;
UINT8 area,col,opm;
UINT32 offset;
int inc_x,inc_y;
int i;
UINT8 res,data_r;
area = (m_cr & 0xe0) >> 5;
col = (m_cr & 0x18) >> 3;
opm = (m_cr & 0x07);
dX = m_pr[0];
dY = m_pr[1];
offset = m_rwp[m_rwp_dn] & 0xfffff;
inc_x = (dX < 0) ? -1 : 1;
inc_y = (dY < 0) ? -1 : 1;
printf("%d %d\n",dX,dY);
/*
3<-2
| ^
v |
0->1
*/
/* 0 -> 1 */
for(i=0;i<dX;i+=inc_x)
{
offset = (((i + m_cpx) >> 1) + (0 + m_cpy) * m_mwr[m_rwp_dn]) & 0xfffff; /* TODO: address if bpp != 4 */
data_r = readbyte(offset);
if((i + m_cpx) & 1)
res = (col & 0x0f) | (data_r & 0xf0);
else
res = (col & 0xf0) | (data_r & 0x0f);
writebyte(offset,res);
}
/* 1 -> 2 */
for(i=0;i<dY;i+=inc_y)
{
offset = (((dX + m_cpx) >> 1) + (i + m_cpy) * m_mwr[m_rwp_dn]) & 0xfffff; /* TODO: address if bpp != 4 */
data_r = readbyte(offset);
if((dX + m_cpx) & 1)
res = (col & 0x0f) | (data_r & 0xf0);
else
res = (col & 0xf0) | (data_r & 0x0f);
writebyte(offset,res);
}
/* 2 -> 3 */
for(i=0;i<dX;i+=inc_x)
{
offset = (((i + m_cpx) >> 1) + (dY + m_cpy) * m_mwr[m_rwp_dn]) & 0xfffff; /* TODO: address if bpp != 4 */
data_r = readbyte(offset);
if((i + m_cpx) & 1)
res = (col & 0x0f) | (data_r & 0xf0);
else
res = (col & 0xf0) | (data_r & 0x0f);
writebyte(offset,res);
}
/* 3 -> 4 */
for(i=0;i<dY;i+=inc_y)
{
offset = (((0 + m_cpx) >> 1) + (i + m_cpy) * m_mwr[m_rwp_dn]) & 0xfffff; /* TODO: address if bpp != 4 */
data_r = readbyte(offset);
if((0 + m_cpx) & 1)
res = (col & 0x0f) | (data_r & 0xf0);
else
res = (col & 0xf0) | (data_r & 0x0f);
writebyte(offset,res);
}
m_cpx += dX;
m_cpy += dY;
}
void h63484_device::process_fifo()
{
UINT8 data;
@ -848,9 +938,26 @@ void h63484_device::process_fifo()
}
break;
case COMMAND_RRCT:
if (m_param_ptr == 2)
{
command_rct_exec();
command_end_seq();
}
break;
case COMMAND_RMOVE:
if (m_param_ptr == 2)
{
m_cpx += (INT16)m_pr[0];
m_cpy += (INT16)m_pr[1];
command_end_seq();
}
break;
default:
printf("%04x\n",m_cr);
//fatalerror("stop!");
fatalerror("stop!");
break;
}
}
@ -894,7 +1001,11 @@ void h63484_device::video_registers_w(int offset)
switch(offset)
{
case 0x00: // FIFO entry, not covered there
case 0x00: // FIFO entry
queue_w((vreg_data & 0xff00) >> 8);
queue_w((vreg_data & 0x00ff) >> 0);
if(FIFO_LOG) printf("%s -> %04x\n",acrtc_regnames[m_ar/2],vreg_data);
process_fifo();
break;
case 0x02: // Command Entry
@ -1019,15 +1130,7 @@ WRITE16_MEMBER( h63484_device::data_w )
if(ACCESSING_BITS_0_7)
m_vreg[m_ar+1] = (data & 0xff);
if(m_ar == 0)
{
queue_w((data & 0xff00) >> 8);
queue_w((data & 0x00ff) >> 0);
if(FIFO_LOG) printf("%s -> %02x\n",acrtc_regnames[m_ar/2],data);
process_fifo();
}
else
video_registers_w(m_ar);
video_registers_w(m_ar);
if(m_ar & 0x80)
{

3
src/emu/video/h63484.h
View File

@ -78,11 +78,12 @@ private:
inline void queue_r(UINT8 data);
inline void dequeue_r(UINT8 *data);
inline void recompute_parameters();
inline void command_end_seq();
void command_end_seq();
void command_wpr_exec();
void command_clr_exec();
void command_cpy_exec();
void command_rct_exec();
void process_fifo();
void exec_abort_sequence();
UINT16 video_registers_r(int offset);