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Merge pull request #4839 from cam900/decbac06_args

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decbac06.cpp : Simplify handlers
This commit is contained in:
R. Belmont 2019-04-02 14:56:32 -04:00 committed by GitHub
commit 3a268e3382
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2 changed files with 21 additions and 21 deletions
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24
src/mame/video/decbac06.cpp
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@ -459,7 +459,7 @@ void deco_bac06_device::pf_control_0_w(offs_t offset, u16 data, u16 mem_mask)
} }
} }
u16 deco_bac06_device::pf_control_1_r(offs_t offset, u16 mem_mask) u16 deco_bac06_device::pf_control_1_r(offs_t offset)
{ {
offset &= 7; offset &= 7;
return m_pf_control_1[offset]; return m_pf_control_1[offset];
@ -484,7 +484,7 @@ void deco_bac06_device::pf_data_w(offs_t offset, u16 data, u16 mem_mask)
} }
} }
u16 deco_bac06_device::pf_data_r(offs_t offset, u16 mem_mask) u16 deco_bac06_device::pf_data_r(offs_t offset)
{ {
if (m_rambank&1) offset+=0x1000; if (m_rambank&1) offset+=0x1000;
@ -502,9 +502,9 @@ void deco_bac06_device::pf_data_8bit_w(offs_t offset, u8 data)
u8 deco_bac06_device::pf_data_8bit_r(offs_t offset) u8 deco_bac06_device::pf_data_8bit_r(offs_t offset)
{ {
if (offset&1) /* MSB */ if (offset&1) /* MSB */
return pf_data_r(offset/2,0x00ff); return pf_data_r(offset/2);
else else
return pf_data_r(offset/2,0xff00)>>8; return pf_data_r(offset/2)>>8;
} }
void deco_bac06_device::pf_rowscroll_w(offs_t offset, u16 data, u16 mem_mask) void deco_bac06_device::pf_rowscroll_w(offs_t offset, u16 data, u16 mem_mask)
@ -517,12 +517,12 @@ void deco_bac06_device::pf_colscroll_w(offs_t offset, u16 data, u16 mem_mask)
COMBINE_DATA(&m_pf_colscroll[offset]); COMBINE_DATA(&m_pf_colscroll[offset]);
} }
u16 deco_bac06_device::pf_rowscroll_r(offs_t offset, u16 mem_mask) u16 deco_bac06_device::pf_rowscroll_r(offs_t offset)
{ {
return m_pf_rowscroll[offset]; return m_pf_rowscroll[offset];
} }
u16 deco_bac06_device::pf_colscroll_r(offs_t offset, u16 mem_mask) u16 deco_bac06_device::pf_colscroll_r(offs_t offset)
{ {
return m_pf_colscroll[offset]; return m_pf_colscroll[offset];
} }
@ -540,9 +540,9 @@ void deco_bac06_device::pf_control0_8bit_w(offs_t offset, u8 data)
u8 deco_bac06_device::pf_control1_8bit_r(offs_t offset) u8 deco_bac06_device::pf_control1_8bit_r(offs_t offset)
{ {
if (offset&1) if (offset&1)
return pf_control_1_r(offset/2,0x00ff); return pf_control_1_r(offset/2);
else else
return pf_control_1_r(offset/2,0xff00)>>8; return pf_control_1_r(offset/2)>>8;
} }
/* used by dec8.cpp */ /* used by dec8.cpp */
@ -567,9 +567,9 @@ void deco_bac06_device::pf_control1_8bit_w(offs_t offset, u8 data)
u8 deco_bac06_device::pf_rowscroll_8bit_r(offs_t offset) u8 deco_bac06_device::pf_rowscroll_8bit_r(offs_t offset)
{ {
if (offset&1) if (offset&1)
return pf_rowscroll_r(offset/2,0x00ff); return pf_rowscroll_r(offset/2);
else else
return pf_rowscroll_r(offset/2,0xff00)>>8; return pf_rowscroll_r(offset/2)>>8;
} }
@ -584,9 +584,9 @@ void deco_bac06_device::pf_rowscroll_8bit_w(offs_t offset, u8 data)
u8 deco_bac06_device::pf_rowscroll_8bit_swap_r(offs_t offset) u8 deco_bac06_device::pf_rowscroll_8bit_swap_r(offs_t offset)
{ {
if (offset&1) if (offset&1)
return pf_rowscroll_r(offset/2,0xff00)>>8; return pf_rowscroll_r(offset/2)>>8;
else else
return pf_rowscroll_r(offset/2,0x00ff); return pf_rowscroll_r(offset/2);
} }
void deco_bac06_device::pf_rowscroll_8bit_swap_w(offs_t offset, u8 data) void deco_bac06_device::pf_rowscroll_8bit_swap_w(offs_t offset, u8 data)

18
src/mame/video/decbac06.h
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@ -69,16 +69,16 @@ public:
/* 16-bit accessors */ /* 16-bit accessors */
void pf_control_0_w(offs_t offset, u16 data, u16 mem_mask); void pf_control_0_w(offs_t offset, u16 data, u16 mem_mask = ~0);
u16 pf_control_1_r(offs_t offset, u16 mem_mask); u16 pf_control_1_r(offs_t offset);
void pf_control_1_w(offs_t offset, u16 data, u16 mem_mask); void pf_control_1_w(offs_t offset, u16 data, u16 mem_mask = ~0);
void pf_data_w(offs_t offset, u16 data, u16 mem_mask); void pf_data_w(offs_t offset, u16 data, u16 mem_mask = ~0);
u16 pf_data_r(offs_t offset, u16 mem_mask); u16 pf_data_r(offs_t offset);
void pf_rowscroll_w(offs_t offset, u16 data, u16 mem_mask); void pf_rowscroll_w(offs_t offset, u16 data, u16 mem_mask = ~0);
u16 pf_rowscroll_r(offs_t offset, u16 mem_mask); u16 pf_rowscroll_r(offs_t offset);
void pf_colscroll_w(offs_t offset, u16 data, u16 mem_mask); void pf_colscroll_w(offs_t offset, u16 data, u16 mem_mask = ~0);
u16 pf_colscroll_r(offs_t offset, u16 mem_mask); u16 pf_colscroll_r(offs_t offset);
/* 8-bit accessors */ /* 8-bit accessors */