chris/open-roms
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IEC support is now optional

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FeralChild64 committed 2019-10-31 17:33:30 +01:00
1 parent c03c7abf45
commit 65c27f4dd4
12 files changed
+64 -36
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c64/,,config_generic.s
+1 -1
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@@ -40,7 +40,7 @@
// I/O devices
#define CONFIG_IEC // please keep enabled for now
#define CONFIG_IEC
// #define CONFIG_IEC_JIFFYDOS // please keep disabled for now
// #define CONFIG_TAPE_NORMAL // please keep disabled for now
// #define CONFIG_TAPE_TURBO // please keep disabled for now
c64/,,config_mega65.s
+1 -1
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@@ -42,7 +42,7 @@
// I/O devices
#define CONFIG_IEC // please keep enabled for now
#define CONFIG_IEC
// #define CONFIG_IEC_JIFFYDOS // please keep disabled for now
// #define CONFIG_TAPE_NORMAL // please keep disabled for now
// #define CONFIG_TAPE_TURBO // please keep disabled for now
c64/,,config_testing.s
+1 -1
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@@ -41,7 +41,7 @@
// I/O devices
#define CONFIG_IEC // please keep enabled for now
#define CONFIG_IEC
// #define CONFIG_IEC_JIFFYDOS // please keep disabled for now
// #define CONFIG_TAPE_NORMAL // please keep disabled for now
// #define CONFIG_TAPE_TURBO // please keep disabled for now
c64/,,config_ultimate64.s
+1 -1
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@@ -40,7 +40,7 @@
// I/O devices
#define CONFIG_IEC // please keep enabled for now
#define CONFIG_IEC
// #define CONFIG_IEC_JIFFYDOS // please keep disabled for now
// #define CONFIG_TAPE_NORMAL // please keep disabled for now
// #define CONFIG_TAPE_TURBO // please keep disabled for now
c64/kernal/iec/iec_send_file_name.s
+41
View File
@@ -0,0 +1,41 @@
//
// Sends file (stream) name to IEC device
//
#if CONFIG_IEC
iec_send_file_name:
ldy #0
iec_send_file_name_loop:
cpy FNLEN
beq iec_send_file_name_done
#if CONFIG_MEMORY_MODEL_60K
ldx #<FNADDR+0
jsr peek_under_roms
#else // CONFIG_MEMORY_MODEL_38K
lda (FNADDR),y
#endif
iny
// Set Carry flag on the last file name character, to mark EOI
cpy FNLEN
clc
bne !+
sec
!:
// Transmit one character
sta TBTCNT
jsr iec_tx_byte
jmp iec_send_file_name_loop
iec_send_file_name_done:
jsr UNLSN
rts
#endif // CONFIG_IEC
c64/kernal/iec/load_iec.s
+1 -1
View File
@@ -45,7 +45,7 @@ load_iec:
bcs load_iec_dev_not_found
// Send file name
jsr lvs_send_file_name
jsr iec_send_file_name
bcs load_iec_error
// Now command device to talk (p16)
c64/kernal/iec/open_iec.s
+1 -1
View File
@@ -30,7 +30,7 @@ open_iec:
#endif
// Send command ('file name')
jsr lvs_send_file_name
jsr iec_send_file_name
open_iec_done:
c64/kernal/iec/save_iec.s
+1 -1
View File
@@ -24,7 +24,7 @@ save_iec:
bcs // XXX error
// Send file name
jsr lvs_send_file_name
jsr iec_send_file_name
bcs load_iec_error
// XXX finish the implementation
c64/kernal/init/fda3.ioinit.s
+7 -1
View File
@@ -111,7 +111,13 @@ IOINIT:
lda #%00000011
sta CIA2_PRA
rts
#if CONFIG_IEC
// Set IEC bus to its initial idle state
jmp iec_set_idle
#else
rts
#endif
c64/kernal/iostack/f1ca.chrout.s
+1 -1
View File
@@ -37,7 +37,7 @@ CHROUT:
#if CONFIG_IEC
jsr iec_check_devnum_oc
bcc_far chrout_iec
#if CONFIG_IEC
#endif
// FALLTROUGH
c64/kernal/iostack/lvs_helpers.s
-27
View File
@@ -3,33 +3,6 @@
// Helper functions for various LOAD/VERIVY/SAVE routine variants (IEC / U64 / etc.)
//
lvs_send_file_name:
ldy #0
lvs_send_file_name_loop:
cpy FNLEN
beq lvs_send_file_name_done
#if CONFIG_MEMORY_MODEL_60K
ldx #<FNADDR+0
jsr peek_under_roms
#else // CONFIG_MEMORY_MODEL_38K
lda (FNADDR),y
#endif
iny
// Set Carry flag on the last file name character, to mark EOI
cpy FNLEN
clc
bne !+
sec
!:
// Transmit one character
sta TBTCNT
jsr iec_tx_byte
jmp lvs_send_file_name_loop
lvs_send_file_name_done:
jsr UNLSN
rts
lvs_handle_byte_load_verify: