Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-21 07:52:35 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

m50734: Fix stack page

Browse Source
This commit is contained in:
AJR 2022-09-08 18:57:47 -04:00
parent ba3c1d7f5f
commit 9fb8dd6004
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
src/devices/cpu/m6502/m50734.cpp
View File

@ -63,6 +63,7 @@ void m50734_device::device_start()
void m50734_device::device_reset()
{
m740_device::device_reset();
SP = 0x01ff;
std::fill(std::begin(m_port_direction), std::end(m_port_direction), 0x00);
for (int n = 0; n < 4; n++)
@ -110,7 +111,7 @@ void m50734_device::port_w(offs_t offset, u8 data)
{
if (m_port_direction[N] != data)
{
logerror("Port P%d direction = $%02X\n", N, data);
logerror("%s: Port P%d direction = $%02X\n", machine().describe_context(), N, data);
m_port_direction[N] = data;
m_port_out_cb[N]((data & m_port_latch[N]) | (m_port_3state[N] & ~m_port_direction[N]));
}
@ -132,7 +133,7 @@ u8 m50734_device::p0_function_r()
void m50734_device::p0_function_w(u8 data)
{
logerror("Port P0 function = $%02X\n", data);
logerror("%s: Port P0 function = $%02X\n", machine().describe_context(), data);
m_p0_function = data;
}
@ -143,7 +144,7 @@ u8 m50734_device::p2_p3_function_r()
void m50734_device::p2_p3_function_w(u8 data)
{
logerror("Port P2/P3 function = $%02X\n", data);
logerror("%s: Port P2/P3 function = $%02X\n", machine().describe_context(), data);
m_p2_p3_function = data & 0xc7;
}