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(MESS) sns_sa1: minor fix. nw.

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This commit is contained in:
Fabio Priuli 2013-06-23 17:50:28 +00:00
parent 6ec8adb0d5
commit db0ec10e91
1 changed files with 5 additions and 1 deletions
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6
src/mess/machine/sns_sa1.c
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@ -203,7 +203,7 @@ inline UINT8 sns_sa1_device::var_length_read(address_space &space, UINT32 offset
return read_h(space, (offset & 0x7fffff));
if ((offset & 0x40e000) == 0x006000) //$00-3f|80-bf:6000-7fff
return read_bwram(offset & 0x1fff);
return read_bwram((m_bwram_sa1 * 0x2000) + (offset & 0x1fff));
if ((offset & 0xf00000) == 0x400000) //$40-4f:0000-ffff
return read_bwram(offset & 0xfffff);
@ -698,6 +698,8 @@ UINT8 sns_sa1_device::read_bwram(UINT32 offset)
return m_nvram[offset & (m_nvram_size - 1)];
// Bitmap BWRAM
offset -= 0x100000;
if (m_bwram_sa1_format)
{
// 2bits mode
@ -731,6 +733,8 @@ void sns_sa1_device::write_bwram(UINT32 offset, UINT8 data)
}
// Bitmap BWRAM
offset -= 0x100000;
if (m_bwram_sa1_format)
{
// 2bits mode