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*adam: fixed some bugs with quickloader

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- display name instead of pointer

- fixed 1-byte buffer overflow

- fixed basic program corrupting itself when run

- fixed autostart of machine-language programs
This commit is contained in:
Robbbert 2020-08-19 03:47:57 +10:00
parent d2d1540681
commit fc287e74fa
1 changed files with 16 additions and 6 deletions
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22
src/mame/drivers/atom.cpp
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@ -153,7 +153,6 @@ QUICKLOAD_LOAD_MEMBER(atom_state::quickload_cb)
*/
uint8_t header[0x16] = { 0 };
void *ptr;
image.fread(header, 0x16);
@ -163,17 +162,28 @@ QUICKLOAD_LOAD_MEMBER(atom_state::quickload_cb)
if (LOG)
{
header[16] = 0;
logerror("ATM filename: %s\n", header);
char pgmname[17];
for (u8 i = 0; i < 16; i++)
pgmname[i] = header[i];
pgmname[16] = 0;
logerror("ATM filename: %s\n", pgmname);
logerror("ATM start address: %04x\n", start_address);
logerror("ATM run address: %04x\n", run_address);
logerror("ATM size: %04x\n", size);
}
ptr = m_maincpu->space(AS_PROGRAM).get_write_ptr(start_address);
void *ptr = m_maincpu->space(AS_PROGRAM).get_write_ptr(start_address);
image.fread(ptr, size);
m_maincpu->set_pc(run_address);
if (run_address == 0xc2b2)
{
address_space &space = m_maincpu->space(AS_PROGRAM);
u16 end_address = start_address + size;
space.write_byte(13, end_address);
space.write_byte(14, end_address >> 8);
}
else
m_maincpu->set_state_int(M6502_PC, run_address); // if not basic, autostart program (set_pc doesn't work)
return image_init_result::PASS;
}
@ -752,7 +762,7 @@ void atom_state::atom(machine_config &config)
FLOPPY_CONNECTOR(config, I8271_TAG ":0", atom_floppies, "525sssd", atom_state::floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, I8271_TAG ":1", atom_floppies, "525sssd", atom_state::floppy_formats).enable_sound(true);
QUICKLOAD(config, "quickload", "atm", attotime::from_seconds(3)).set_load_callback(FUNC(atom_state::quickload_cb));
QUICKLOAD(config, "quickload", "atm", attotime::from_seconds(2)).set_load_callback(FUNC(atom_state::quickload_cb));
/* utility rom slot */
GENERIC_CARTSLOT(config, "cartslot", generic_linear_slot, "atom_cart", "bin,rom").set_device_load(FUNC(atom_state::cart_load));