RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 07:17:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

gfx_cd finished, bugfixes

Browse source 
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@76 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-03-22 23:14:43 +00:00
parent 528ec9568f
commit 00bd648e63
6 changed files with 56 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

1
Pico/cd/Area.c
View file

@ -245,6 +245,7 @@ int PicoCdLoadState(void *file)
wram_2M_to_1M(Pico_mcd->word_ram2M); wram_2M_to_1M(Pico_mcd->word_ram2M);
#ifdef _ASM_CD_MEMORY_C #ifdef _ASM_CD_MEMORY_C
PicoMemResetCD(Pico_mcd->s68k_regs[3]); PicoMemResetCD(Pico_mcd->s68k_regs[3]);
if (Pico_mcd->s68k_regs[3]&4)
PicoMemResetCDdecode(Pico_mcd->s68k_regs[3]); PicoMemResetCDdecode(Pico_mcd->s68k_regs[3]);
#endif #endif
if (Pico_mcd->m.audio_track > 0 && Pico_mcd->m.audio_track < Pico_mcd->TOC.Last_Track) if (Pico_mcd->m.audio_track > 0 && Pico_mcd->m.audio_track < Pico_mcd->TOC.Last_Track)

15
Pico/cd/Memory.s
View file

@ -199,6 +199,8 @@ PicoMemResetCD: @ r3
PicoMemResetCDdecode: @r3 PicoMemResetCDdecode: @r3
tst r3, #4
bxeq lr @ we should not be called in 2M mode
ldr r1, =m_s68k_write8_table ldr r1, =m_s68k_write8_table
ldr r3, =m_s68k_decode_write_table ldr r3, =m_s68k_decode_write_table
and r2, r0, #0x18 and r2, r0, #0x18
@ -336,7 +338,7 @@ PicoWriteS68k32: @ u32 a, u32 d
.endm .endm
@ r0=prt1, r1=ptr2 @ r0=prt1, r1=ptr2; unaligned ptr MUST be r0
.macro m_read32_gen .macro m_read32_gen
tst r0, #2 tst r0, #2
ldrneh r0, [r1, r0]! ldrneh r0, [r1, r0]!
@ -347,7 +349,7 @@ PicoWriteS68k32: @ u32 a, u32 d
.endm .endm
@ r0=prt1, r1=data, r2=ptr2 @ r0=prt1, r1=data, r2=ptr2; unaligned ptr MUST be r0
.macro m_write32_gen .macro m_write32_gen
tst r0, #2 tst r0, #2
mov r1, r1, ror #16 mov r1, r1, ror #16
@ -468,7 +470,7 @@ m_m68k_read8_system_io:
.long m_m68k_read8_r0d .long m_m68k_read8_r0d
m_m68k_read8_r00: m_m68k_read8_r00:
add r1, r1, #0x110000 add r1, r1, #0x110000
ldr r0, [r1, #30] ldr r0, [r1, #0x30]
and r0, r0, #0x04000000 @ we need irq2 mask state and r0, r0, #0x04000000 @ we need irq2 mask state
mov r0, r0, lsr #19 mov r0, r0, lsr #19
bx lr bx lr
@ -842,11 +844,12 @@ m_m68k_read32_system_io:
movge r0, #0 movge r0, #0
bxge lr bxge lr
@ I have seen the range 0x0e-0x2f accessed quite frequently with long i/o, so here is some code for that @ I have seen the range 0x0e-0x2f accessed quite frequently with long i/o, so here is some code for that
ldr r0, =(Pico+0x22200) mov r0, r1
ldr r1, =(Pico+0x22200)
mov r2, #0xff mov r2, #0xff
ldr r0, [r0] ldr r1, [r1]
orr r2, r2, r2, lsl #16 orr r2, r2, r2, lsl #16
add r0, r0, #0x110000 add r1, r1, #0x110000
m_read32_gen m_read32_gen
and r1, r2, r0 @ data is big-endian read as little, have to byteswap and r1, r2, r0 @ data is big-endian read as little, have to byteswap
and r0, r2, r0, lsr #8 and r0, r2, r0, lsr #8

2
Pico/cd/Pico.c
View file

@ -51,7 +51,7 @@ int PicoResetMCD(int hard)
gfx_cd_reset(); gfx_cd_reset();
#ifdef _ASM_CD_MEMORY_C #ifdef _ASM_CD_MEMORY_C
PicoMemResetCD(1); PicoMemResetCD(1);
PicoMemResetCDdecode(1); //PicoMemResetCDdecode(1); // don't have to call this in 2M mode
#endif #endif
return 0; return 0;

65
Pico/cd/gfx_cd.c
View file

@ -79,18 +79,14 @@ static void gfx_completed(void)
} }
static void gfx_do(void) static void gfx_do(unsigned int func, unsigned short *stamp_base, unsigned int H_Dot)
{ {
unsigned int eax, ebx, ecx, edx, esi, edi, pixel; unsigned int eax, ebx, ecx, edx, esi, edi, pixel;
unsigned int XD, Buffer_Adr, H_Dot; unsigned int XD, Buffer_Adr;
unsigned int func = rot_comp.Function;
unsigned short *stamp_base;
int DYXS; int DYXS;
XD = rot_comp.Reg_60 & 7; XD = rot_comp.Reg_60 & 7;
Buffer_Adr = ((rot_comp.Reg_5E & 0xfff8) + rot_comp.YD) << 2; Buffer_Adr = ((rot_comp.Reg_5E & 0xfff8) + rot_comp.YD) << 2;
stamp_base = (unsigned short *) (Pico_mcd->word_ram2M + rot_comp.Stamp_Map_Adr);
H_Dot = rot_comp.Reg_62 & 0x1ff;
ecx = *(unsigned int *)(Pico_mcd->word_ram2M + rot_comp.Vector_Adr); ecx = *(unsigned int *)(Pico_mcd->word_ram2M + rot_comp.Vector_Adr);
edx = ecx >> 16; edx = ecx >> 16;
ecx = (ecx & 0xffff) << 8; ecx = (ecx & 0xffff) << 8;
@ -105,29 +101,28 @@ static void gfx_do(void)
{ {
if (func & 4) // 16x16 screen if (func & 4) // 16x16 screen
{ {
eax = (ecx >> (11+5)) & 0x007f; ebx = ((ecx >> (11+5)) & 0x007f) |
ebx = (edx >> (11-2)) & 0x3f80; ((edx >> (11-2)) & 0x3f80);
} }
else // 1x1 screen else // 1x1 screen
{ {
eax = (ecx >> (11+5)) & 0x07; ebx = ((ecx >> (11+5)) & 0x07) |
ebx = (edx >> (11+2)) & 0x38; ((edx >> (11+2)) & 0x38);
} }
} }
else // mode 16x16 dot else // mode 16x16 dot
{ {
if (func & 4) // 16x16 screen if (func & 4) // 16x16 screen
{ {
eax = (ecx >> (11+4)) & 0x00ff; ebx = ((ecx >> (11+4)) & 0x00ff) |
ebx = (edx >> (11-4)) & 0xff00; ((edx >> (11-4)) & 0xff00);
} }
else // 1x1 screen else // 1x1 screen
{ {
eax = (ecx >> (11+4)) & 0x0f; ebx = ((ecx >> (11+4)) & 0x0f) |
ebx = (edx >> (11+0)) & 0xf0; ((edx >> (11+0)) & 0xf0);
} }
} }
ebx += eax;
// MAKE_IMAGE_PIXEL // MAKE_IMAGE_PIXEL
if (!(func & 1)) // NOT TILED if (!(func & 1)) // NOT TILED
@ -141,12 +136,10 @@ static void gfx_do(void)
} }
} }
// esi = rot_comp.Stamp_Map_Adr; edi = stamp_base[ebx];// | (stamp_base[ebx+1] << 16);
edi = stamp_base[ebx] | (stamp_base[ebx+1] << 16); esi = (edi & 0x7ff) << 7;
esi = edi;
edi >>= (11+1);
esi = (esi & 0x7ff) << 7;
if (!esi) { pixel = 0; goto Pixel_Out; } if (!esi) { pixel = 0; goto Pixel_Out; }
edi >>= (11+1);
edi &= (0x1c>>1); edi &= (0x1c>>1);
eax = ecx; eax = ecx;
ebx = edx; ebx = edx;
@ -285,7 +278,7 @@ Next_Pixel:
// end while // end while
//nothing_to_draw: // nothing_to_draw:
rot_comp.YD++; rot_comp.YD++;
// rot_comp.V_Dot--; // will be done by caller // rot_comp.V_Dot--; // will be done by caller
} }
@ -293,12 +286,12 @@ Next_Pixel:
void gfx_cd_update(void) void gfx_cd_update(void)
{ {
unsigned char *V_Dot = (unsigned char *) &rot_comp.Reg_64; int V_Dot = rot_comp.Reg_64 & 0xff;
int jobs; int jobs;
dprintf("gfx_cd_update, Reg_64 = %04x", rot_comp.Reg_64); dprintf("gfx_cd_update, Reg_64 = %04x", rot_comp.Reg_64);
if (!*V_Dot) if (!V_Dot)
{ {
gfx_completed(); gfx_completed();
return; return;
@ -315,20 +308,36 @@ void gfx_cd_update(void)
rot_comp.Float_Part &= 0xffff; rot_comp.Float_Part &= 0xffff;
rot_comp.Float_Part += rot_comp.Draw_Speed; rot_comp.Float_Part += rot_comp.Draw_Speed;
if (PicoOpt & 0x1000) // scale/rot enabled
{
unsigned int func = rot_comp.Function;
unsigned int H_Dot = rot_comp.Reg_62 & 0x1ff;
unsigned short *stamp_base = (unsigned short *) (Pico_mcd->word_ram2M + rot_comp.Stamp_Map_Adr);
while (jobs--) while (jobs--)
{ {
if (PicoOpt & 0x1000) gfx_do(func, stamp_base, H_Dot); // jmp [Jmp_Adr]:
gfx_do(); // jmp [Jmp_Adr]:
(*V_Dot)--; // dec byte [V_Dot] V_Dot--; // dec byte [V_Dot]
if (V_Dot == 0)
if (!*V_Dot)
{ {
// GFX_Completed: // GFX_Completed:
gfx_completed(); gfx_completed();
return; return;
} }
} }
}
else
{
if (jobs >= V_Dot)
{
gfx_completed();
return;
}
V_Dot -= jobs;
}
rot_comp.Reg_64 = V_Dot;
} }

2
platform/gp2x/940ctl.c
View file

@ -20,6 +20,7 @@
extern volatile unsigned short *gp2x_memregs; /* from minimal library rlyeh */ extern volatile unsigned short *gp2x_memregs; /* from minimal library rlyeh */
extern volatile unsigned long *gp2x_memregl; extern volatile unsigned long *gp2x_memregl;
extern int reset_timing;
static unsigned char *shared_mem = 0; static unsigned char *shared_mem = 0;
static _940_data_t *shared_data = 0; static _940_data_t *shared_data = 0;
_940_ctl_t *shared_ctl = 0; _940_ctl_t *shared_ctl = 0;
@ -589,6 +590,7 @@ void mp3_start_play(FILE *f, int pos) // pos is 0-1023
if (CHECK_BUSY(JOB940_MP3DECODE)) wait_busy_940(JOB940_MP3DECODE); if (CHECK_BUSY(JOB940_MP3DECODE)) wait_busy_940(JOB940_MP3DECODE);
add_job_940(JOB940_INVALIDATE_DCACHE); add_job_940(JOB940_INVALIDATE_DCACHE);
} }
reset_timing = 1;
} }
// seek.. // seek..

5
platform/gp2x/emu.c
View file

@ -54,13 +54,14 @@ extern int crashed_940;
static short sndBuffer[2*44100/50]; static short sndBuffer[2*44100/50];
static char noticeMsg[64]; // notice msg to draw static char noticeMsg[64]; // notice msg to draw
static struct timeval noticeMsgTime = { 0, 0 }; // when started showing static struct timeval noticeMsgTime = { 0, 0 }; // when started showing
static int reset_timing, osd_fps_x; static int osd_fps_x;
static int combo_keys = 0, combo_acts = 0; // keys and actions which need button combos static int combo_keys = 0, combo_acts = 0; // keys and actions which need button combos
static int gp2x_old_gamma = 100; static int gp2x_old_gamma = 100;
static unsigned char *movie_data = NULL; static unsigned char *movie_data = NULL;
static int movie_size = 0; static int movie_size = 0;
unsigned char *framebuff = 0; // temporary buffer for alt renderer unsigned char *framebuff = 0; // temporary buffer for alt renderer
int state_slot = 0; int state_slot = 0;
int reset_timing = 0;
/* /*
// tmp // tmp
@ -1191,7 +1192,7 @@ void emu_Loop(void)
continue; continue;
} }
updateKeys(); updateKeys();
SkipFrame(tval.tv_usec < lim_time+target_frametime); frames_done++; SkipFrame(tval.tv_usec < lim_time+target_frametime*2); frames_done++;
continue; continue;
} }