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LC mem fix. Fixes IIe self check and The Games: Summer Edition

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This commit is contained in:
Ivan Izaguirre 2020-04-04 20:15:32 +02:00
parent b9dbcc43a8
commit 810c1a7d89
2 changed files with 11 additions and 16 deletions
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15
cardLanguage.go
View File

@ -26,6 +26,10 @@ for $D000-$F7FF.
Power on RESET initializes ROM to read mode and RAM to write mode,
and selects the second 4K bank to map $D000-$DFFF."
Writing to the softswtich disables writing in LC? Saw that
somewhere but doing so fails IIe self check.
*/
type cardLanguage struct {
@ -56,11 +60,11 @@ func (c *cardLanguage) assign(a *Apple2, slot int) {
for i := uint8(0x0); i <= 0xf; i++ {
iCopy := i
c.addCardSoftSwitchR(iCopy, func(*ioC0Page) uint8 {
c.ssAction(iCopy, false)
c.ssAction(iCopy)
return 0
}, "LANGCARDR")
c.addCardSoftSwitchW(iCopy, func(*ioC0Page, uint8) {
c.ssAction(iCopy, true)
c.ssAction(iCopy)
}, "LANGCARDW")
}
@ -68,7 +72,7 @@ func (c *cardLanguage) assign(a *Apple2, slot int) {
c.applyState()
}
func (c *cardLanguage) ssAction(ss uint8, write bool) {
func (c *cardLanguage) ssAction(ss uint8) {
c.altBank = ((ss >> 3) & 1) == 0
action := ss & 0x3
switch action {
@ -94,11 +98,6 @@ func (c *cardLanguage) ssAction(ss uint8, write bool) {
c.writeState = lcWriteEnabled
}
// Writing to the softswtich disables writes.
if write {
c.writeState = lcWriteDisabled
}
c.applyState()
}

12
cardSaturn.go
View File

@ -35,18 +35,19 @@ func (c *cardSaturn) assign(a *Apple2, slot int) {
for i := uint8(0x0); i <= 0xf; i++ {
iCopy := i
c.addCardSoftSwitchR(iCopy, func(*ioC0Page) uint8 {
c.ssAction(iCopy, false)
c.ssAction(iCopy)
return 0
}, "SATURNR")
c.addCardSoftSwitchW(iCopy, func(*ioC0Page, uint8) {
c.ssAction(iCopy, true)
c.ssAction(iCopy)
c.ssAction(iCopy)
}, "SATURNW")
}
c.cardBase.assign(a, slot)
c.applyState()
}
func (c *cardSaturn) ssAction(ss uint8, write bool) {
func (c *cardSaturn) ssAction(ss uint8) {
switch ss {
case 0:
// RAM read, no writes
@ -110,11 +111,6 @@ func (c *cardSaturn) ssAction(ss uint8, write bool) {
c.writeState = lcWriteEnabled
}
// Writing to the softswtich disables writes.
if write {
c.writeState = lcWriteDisabled
}
c.applyState()
}