Apple-2-HW
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Apple2-IO-RPi
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Update exec command firmware

This commit is contained in:
Terence Boldt 2021-10-26 21:29:40 -04:00
parent 8d6cbd2043
commit 0c0ddefe48
8 changed files with 110 additions and 94 deletions
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BIN
Apple2/AT28C64B.bin
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5
Apple2/CommandFirmware.asm
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@ -99,9 +99,11 @@ sendNullTerminator:
jsr SendByte
DumpOutput:
jsr GetByte
bcs skipOutput
cmp #$00
beq endOutput
jsr PrintChar
skipOutput:
bit Keyboard ;check for keypress
bpl DumpOutput ;keep dumping output if no keypress
lda Keyboard ;send keypress to RPi
@ -147,7 +149,7 @@ waitRead:
bpl waitRead
lda #$1f ;set all flags high and exit
sta OutputFlags
lda #$ff
sec ;failure
rts
readByte:
lda InputByte
@ -159,6 +161,7 @@ finishRead:
rol
bcc finishRead
pla
clc ;success
end:
rts

168
Apple2/CommandFirmware.lst
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@ -1,4 +1,4 @@
ca65 V2.17 - Raspbian 2.17-1
ca65 V2.18 - N/A
Main file : CommandFirmware.asm
Current file: CommandFirmware.asm
@ -59,17 +59,17 @@ Current file: CommandFirmware.asm
00C719 1 Start:
00C719 1 20 00 C3 jsr $c300 ;enable 80 columns
00C71C 1 A9 05 lda #$05 ;execute command
00C71E 1 20 90 C7 jsr SendByte
00C71E 1 20 92 C7 jsr SendByte
00C721 1 A0 00 ldy #$00
00C723 1 sendHelp:
00C723 1 B9 89 C7 lda HelpCommand,y
00C723 1 B9 8B C7 lda HelpCommand,y
00C726 1 F0 06 beq endSendHelp
00C728 1 20 90 C7 jsr SendByte
00C728 1 20 92 C7 jsr SendByte
00C72B 1 C8 iny
00C72C 1 D0 F5 bne sendHelp
00C72E 1 endSendHelp:
00C72E 1 A9 00 lda #$00
00C730 1 20 90 C7 jsr SendByte
00C730 1 20 92 C7 jsr SendByte
00C733 1 20 6B C7 jsr DumpOutput
00C736 1
00C736 1 A5 33 lda $33
@ -88,95 +88,97 @@ Current file: CommandFirmware.asm
00C74D 1 SendCommand:
00C74D 1 2C 10 C0 bit ClearKeyboard
00C750 1 A9 05 lda #$05 ;send command 5 = exec
00C752 1 20 90 C7 jsr SendByte
00C752 1 20 92 C7 jsr SendByte
00C755 1 A0 00 ldy #$00
00C757 1 getInput:
00C757 1 B9 00 02 lda $0200,y
00C75A 1 C9 8D cmp #$8d
00C75C 1 F0 08 beq sendNullTerminator
00C75E 1 29 7F and #$7f
00C760 1 20 90 C7 jsr SendByte
00C760 1 20 92 C7 jsr SendByte
00C763 1 C8 iny
00C764 1 D0 F1 bne getInput
00C766 1 sendNullTerminator:
00C766 1 A9 00 lda #$00
00C768 1 20 90 C7 jsr SendByte
00C768 1 20 92 C7 jsr SendByte
00C76B 1 DumpOutput:
00C76B 1 20 AE C7 jsr GetByte
00C76E 1 C9 00 cmp #$00
00C770 1 F0 16 beq endOutput
00C772 1 20 ED FD jsr PrintChar
00C775 1 2C 00 C0 bit Keyboard ;check for keypress
00C778 1 10 F1 bpl DumpOutput ;keep dumping output if no keypress
00C77A 1 AD 00 C0 lda Keyboard ;send keypress to RPi
00C77D 1 29 7F and #$7f
00C77F 1 20 90 C7 jsr SendByte
00C782 1 2C 10 C0 bit ClearKeyboard
00C785 1 18 clc
00C786 1 90 E3 bcc DumpOutput
00C788 1 endOutput:
00C788 1 60 rts
00C789 1
00C789 1 HelpCommand:
00C789 1 61 32 68 65 .byte "a2help",$00
00C78D 1 6C 70 00
00C790 1
00C790 1 SendByte:
00C790 1 48 pha
00C791 1 waitWrite:
00C791 1 AD FB C0 lda InputFlags
00C794 1 2A rol
00C795 1 2A rol
00C796 1 B0 F9 bcs waitWrite
00C798 1 68 pla
00C799 1 8D FD C0 sta OutputByte
00C79C 1 A9 1E lda #$1e ; set bit 0 low to indicate write started
00C79E 1 8D F7 C0 sta OutputFlags
00C7A1 1 finishWrite:
00C7A1 1 AD FB C0 lda InputFlags
00C7A4 1 2A rol
00C7A5 1 2A rol
00C7A6 1 90 F9 bcc finishWrite
00C7A8 1 A9 1F lda #$1f
00C7AA 1 8D F7 C0 sta OutputFlags
00C7AD 1 60 rts
00C7AE 1
00C7AE 1 GetByte:
00C7AE 1 A9 1D lda #$1d ;set read flag low
00C7B0 1 8D F7 C0 sta OutputFlags
00C7B3 1 waitRead:
00C7B3 1 AD FB C0 lda InputFlags
00C7B6 1 2A rol
00C7B7 1 90 0D bcc readByte
00C7B9 1 2C 00 C0 bit Keyboard ;keypress will abort waiting to read
00C7BC 1 10 F5 bpl waitRead
00C7BE 1 A9 1F lda #$1f ;set all flags high and exit
00C7C0 1 8D F7 C0 sta OutputFlags
00C7C3 1 A9 FF lda #$ff
00C7C5 1 60 rts
00C7C6 1 readByte:
00C7C6 1 AD FE C0 lda InputByte
00C7C9 1 48 pha
00C7CA 1 A9 1F lda #$1f ;set all flags high
00C7CC 1 8D F7 C0 sta OutputFlags
00C7CF 1 finishRead:
00C7CF 1 AD FB C0 lda InputFlags
00C7D2 1 2A rol
00C7D3 1 90 FA bcc finishRead
00C7D5 1 68 pla
00C7D6 1 end:
00C7D6 1 60 rts
00C7D7 1
00C7D7 1 00 00 00 00 .repeat 251-<end
00C7DB 1 00 00 00 00
00C7DF 1 00 00 00 00
00C7E3 1 00 00 00 00
00C7E7 1 00 00 00 00
00C7EB 1 00 00 00 00
00C7EF 1 00 00 00 00
00C7F3 1 00 00 00 00
00C7F7 1 00 00 00 00
00C7FB 1 00
00C76B 1 20 B0 C7 jsr GetByte
00C76E 1 B0 07 bcs skipOutput
00C770 1 C9 00 cmp #$00
00C772 1 F0 16 beq endOutput
00C774 1 20 ED FD jsr PrintChar
00C777 1 skipOutput:
00C777 1 2C 00 C0 bit Keyboard ;check for keypress
00C77A 1 10 EF bpl DumpOutput ;keep dumping output if no keypress
00C77C 1 AD 00 C0 lda Keyboard ;send keypress to RPi
00C77F 1 29 7F and #$7f
00C781 1 20 92 C7 jsr SendByte
00C784 1 2C 10 C0 bit ClearKeyboard
00C787 1 18 clc
00C788 1 90 E1 bcc DumpOutput
00C78A 1 endOutput:
00C78A 1 60 rts
00C78B 1
00C78B 1 HelpCommand:
00C78B 1 61 32 68 65 .byte "a2help",$00
00C78F 1 6C 70 00
00C792 1
00C792 1 SendByte:
00C792 1 48 pha
00C793 1 waitWrite:
00C793 1 AD FB C0 lda InputFlags
00C796 1 2A rol
00C797 1 2A rol
00C798 1 B0 F9 bcs waitWrite
00C79A 1 68 pla
00C79B 1 8D FD C0 sta OutputByte
00C79E 1 A9 1E lda #$1e ; set bit 0 low to indicate write started
00C7A0 1 8D F7 C0 sta OutputFlags
00C7A3 1 finishWrite:
00C7A3 1 AD FB C0 lda InputFlags
00C7A6 1 2A rol
00C7A7 1 2A rol
00C7A8 1 90 F9 bcc finishWrite
00C7AA 1 A9 1F lda #$1f
00C7AC 1 8D F7 C0 sta OutputFlags
00C7AF 1 60 rts
00C7B0 1
00C7B0 1 GetByte:
00C7B0 1 A9 1D lda #$1d ;set read flag low
00C7B2 1 8D F7 C0 sta OutputFlags
00C7B5 1 waitRead:
00C7B5 1 AD FB C0 lda InputFlags
00C7B8 1 2A rol
00C7B9 1 90 0C bcc readByte
00C7BB 1 2C 00 C0 bit Keyboard ;keypress will abort waiting to read
00C7BE 1 10 F5 bpl waitRead
00C7C0 1 A9 1F lda #$1f ;set all flags high and exit
00C7C2 1 8D F7 C0 sta OutputFlags
00C7C5 1 38 sec ;failure
00C7C6 1 60 rts
00C7C7 1 readByte:
00C7C7 1 AD FE C0 lda InputByte
00C7CA 1 48 pha
00C7CB 1 A9 1F lda #$1f ;set all flags high
00C7CD 1 8D F7 C0 sta OutputFlags
00C7D0 1 finishRead:
00C7D0 1 AD FB C0 lda InputFlags
00C7D3 1 2A rol
00C7D4 1 90 FA bcc finishRead
00C7D6 1 68 pla
00C7D7 1 18 clc ;success
00C7D8 1 end:
00C7D8 1 60 rts
00C7D9 1
00C7D9 1 00 00 00 00 .repeat 251-<end
00C7DD 1 00 00 00 00
00C7E1 1 00 00 00 00
00C7E5 1 00 00 00 00
00C7E9 1 00 00 00 00
00C7ED 1 00 00 00 00
00C7F1 1 00 00 00 00
00C7F5 1 00 00 00 00
00C7F9 1 00 00 00
00C7FC 1 .byte 0
00C7FC 1 .endrepeat
00C7FC 1

2
Apple2/DriveFirmware.lst
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@ -1,4 +1,4 @@
ca65 V2.17 - Raspbian 2.17-1
ca65 V2.18 - N/A
Main file : DriveFirmware.asm
Current file: DriveFirmware.asm

2
Apple2/FileAccessFirmware.lst
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@ -1,4 +1,4 @@
ca65 V2.17 - Raspbian 2.17-1
ca65 V2.18 - N/A
Main file : FileAccessFirmware.asm
Current file: FileAccessFirmware.asm

2
Apple2/MenuFirmware.lst
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@ -1,4 +1,4 @@
ca65 V2.17 - Raspbian 2.17-1
ca65 V2.18 - N/A
Main file : MenuFirmware.asm
Current file: MenuFirmware.asm

BIN
RaspberryPi/Apple2-IO-RPi.hdv
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25
RaspberryPi/apple2driver/handlers/exec.go
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@ -116,18 +116,15 @@ func getStdout(stdout io.ReadCloser, done chan bool, userCancelled chan bool) {
default:
bb := make([]byte, 1)
n, err := stdout.Read(bb)
if err != nil || n == 0 {
if err != nil {
stdout.Close()
done <- true
return
}
b := bb[0]
fmt.Print(string(b))
if b == 10 { // convert LF to CR for Apple II compatiblity
b = 13
if n > 0 {
b := bb[0]
sendCharacter(b)
}
b |= 128
a2io.WriteByte(b)
}
}
}
@ -202,3 +199,17 @@ func a2wifiSelect(linuxCommand string) (string, error) {
"sudo wpa_cli -i wlan0 reconfigure"
return linuxCommand, nil
}
func sendCharacter(b byte) {
fmt.Print(string(b))
if b == 10 { // convert LF to CR for Apple II compatiblity
b = 13
}
if b == 9 { // convert TAB to spaces
b = ' '
b += 128
a2io.WriteByte(b)
}
b |= 128
a2io.WriteByte(b)
}