RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

32x, fixes for msu

Browse source
This commit is contained in:
kub 2023-05-30 22:10:12 +00:00
parent 411b2c1949
commit 805fbe6faa
3 changed files with 11 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

3
pico/32x/32x.c
View file

@ -137,10 +137,9 @@ void p32x_reset_sh2s(void)
if (p32x_bios_m == NULL) {
sh2_set_gbr(0, 0x20004000);
if (!(PicoIn.AHW & PAHW_MCD)) {
if (!Pico.m.ncart_in) { // copy IDL from cartridge
unsigned int idl_src, idl_dst, idl_size; // initial data load
unsigned int vbr;
// initial data
idl_src = CPU_BE2(*(u32 *)(Pico.rom + 0x3d4)) & ~0xf0000000;
idl_dst = CPU_BE2(*(u32 *)(Pico.rom + 0x3d8)) & ~0xf0000000;

7
pico/32x/memory.c
View file

@ -351,10 +351,8 @@ static u32 p32x_reg_read16(u32 a)
if (CYCLES_GT(cycles - msh2.m68krcycles_done, 244))
p32x_sync_sh2s(cycles);
if (m68k_poll_detect(a, cycles, P32XF_68KCPOLL)) {
if (m68k_poll_detect(a, cycles, P32XF_68KCPOLL))
SekSetStop(1);
SekEndRun(16);
}
return sh2_poll_read(a, Pico32x.regs[a / 2], cycles, NULL);
}
#endif
@ -2203,6 +2201,9 @@ static void get_bios(void)
// startup code
memcpy(&Pico32xMem->sh2_rom_m.b[0x200], msh2_code, sizeof(msh2_code));
if (!Pico.m.ncart_in && (PicoIn.AHW & PAHW_MCD))
// hack for MSU games (adjust delay loop for copying the MSU code to sub)
Pico32xMem->sh2_rom_m.w[0x224/2] = 0x0090;
}
// SSH2