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apple2cp: MIG RAM is 2K, not 0.5K. [mgcaret, R. Belmont]

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This commit is contained in:
arbee 2017-11-05 22:13:26 -05:00
parent 5fba45b0bc
commit 9deea887f8
1 changed files with 3 additions and 3 deletions
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6
src/mame/drivers/apple2e.cpp
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@ -400,7 +400,7 @@ private:
bool m_intc8rom;
bool m_isiic, m_isiicplus, m_iscec;
uint8_t m_migram[0x200];
uint8_t m_migram[0x800];
uint16_t m_migpage;
uint8_t *m_ram_ptr, *m_rom_ptr, *m_cec_ptr;
@ -464,7 +464,7 @@ uint8_t apple2e_state::mig_r(uint16_t offset)
if (offset == 0x20)
{
m_migpage += 0x20;
m_migpage &= 0x1ff; // make sure we wrap
m_migpage &= 0x7ff; // make sure we wrap
}
// reset MIG RAM window
@ -489,7 +489,7 @@ void apple2e_state::mig_w(uint16_t offset, uint8_t data)
if (offset == 0x20)
{
m_migpage += 0x20;
m_migpage &= 0x1ff; // make sure we wrap
m_migpage &= 0x7ff; // make sure we wrap
}
// reset MIG RAM window