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448 lines
11 KiB

;
; Generated from source-doc/keyboard/kyb-init.c.asm -- not to be modify directly
;
;
;--------------------------------------------------------
; File Created by SDCC : free open source ISO C Compiler
; Version 4.5.0 #15248 (Linux)
;--------------------------------------------------------
; Processed by Z88DK
;--------------------------------------------------------
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
;--------------------------------------------------------
; Externals used
;--------------------------------------------------------
;--------------------------------------------------------
; special function registers
;--------------------------------------------------------
_CH376_DATA_PORT .EQU 0xff88
_CH376_COMMAND_PORT .EQU 0xff89
_USB_MODULE_LEDS .EQU 0xff8a
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
#IF 0
; .area _INITIALIZED removed by z88dk
_keyboard_config:
DEFS 2
_buffer:
DEFS 16
_write_index:
DEFS 1
_read_index:
DEFS 1
_previous_keyCodes:
DEFS 6
_active:
DEFS 1
_report:
DEFS 8
#ENDIF
;--------------------------------------------------------
; absolute external ram data
;--------------------------------------------------------
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
;--------------------------------------------------------
; Home
;--------------------------------------------------------
;--------------------------------------------------------
; code
;--------------------------------------------------------
;source-doc/keyboard/kyb-init.c:12: uint8_t keyboard_init(void) __sdcccall(1) {
; ---------------------------------
; Function keyboard_init
; ---------------------------------
_keyboard_init:
;source-doc/keyboard/kyb-init.c:14: uint8_t index = 1;
ld c,0x01
;source-doc/keyboard/kyb-init.c:15: keyboard_config = NULL;
ld hl,0x0000
ld (_keyboard_config),hl
;source-doc/keyboard/kyb-init.c:17: do {
ld b,0x01
l_keyboard_init_00105:
;source-doc/keyboard/kyb-init.c:18: keyboard_config = (device_config_keyboard *)get_usb_device_config(index);
push bc
ld a, b
call _get_usb_device_config
ex de, hl
pop bc
ld (_keyboard_config), hl
;source-doc/keyboard/kyb-init.c:20: if (keyboard_config == NULL)
ld hl,(_keyboard_config)
ld a,h
or l
jr Z,l_keyboard_init_00107
;source-doc/keyboard/kyb-init.c:23: const usb_device_type t = keyboard_config->type;
ld hl, (_keyboard_config)
ld a, (hl)
and 0x0f
;source-doc/keyboard/kyb-init.c:25: if (t == USB_IS_KEYBOARD) {
sub 0x04
jr NZ,l_keyboard_init_00106
;source-doc/keyboard/kyb-init.c:26: print_string("\r\nUSB: KEYBOARD @ $");
push bc
ld hl,kyb_init_str_0
call _print_string
pop bc
;source-doc/keyboard/kyb-init.c:27: print_uint16(index);
ld h,0x00
ld l, c
call _print_uint16
;source-doc/keyboard/kyb-init.c:28: print_string(" $");
ld hl,kyb_init_str_1
call _print_string
;source-doc/keyboard/kyb-init.c:30: hid_set_protocol(keyboard_config, 1);
ld a,0x01
push af
inc sp
ld hl, (_keyboard_config)
call _hid_set_protocol
;source-doc/keyboard/kyb-init.c:31: hid_set_idle(keyboard_config, 0x80);
ld a,0x80
push af
inc sp
ld hl, (_keyboard_config)
call _hid_set_idle
;source-doc/keyboard/kyb-init.c:32: return 1;
ld a,0x01
jr l_keyboard_init_00108
l_keyboard_init_00106:
;source-doc/keyboard/kyb-init.c:34: } while (++index != MAX_NUMBER_OF_DEVICES + 1);
inc b
ld a,b
ld c,b
sub 0x07
jr NZ,l_keyboard_init_00105
l_keyboard_init_00107:
;source-doc/keyboard/kyb-init.c:36: print_string("\r\nUSB: KEYBOARD: NOT FOUND$");
ld hl,kyb_init_str_2
call _print_string
;source-doc/keyboard/kyb-init.c:37: return 0;
xor a
l_keyboard_init_00108:
;source-doc/keyboard/kyb-init.c:38: }
ret
kyb_init_str_0:
DEFB 0x0d
DEFB 0x0a
DEFM "USB: KEYBOARD @ $"
DEFB 0x00
kyb_init_str_1:
DEFM " $"
DEFB 0x00
kyb_init_str_2:
DEFB 0x0d
DEFB 0x0a
DEFM "USB: KEYBOARD: NOT FOUND$"
DEFB 0x00
;source-doc/keyboard/kyb-init.c:51:
; ---------------------------------
; Function keyboard_buf_put
; ---------------------------------
_keyboard_buf_put:
push ix
ld ix,0
add ix,sp
;source-doc/keyboard/kyb-init.c:52: void keyboard_buf_put(const uint8_t modifier_keys, const uint8_t key_code) {
ld a,(ix+5)
sub 0x80
jr NC,l_keyboard_buf_put_00112
ld a,(ix+5)
or a
;source-doc/keyboard/kyb-init.c:53: if (key_code >= 0x80 || key_code == 0)
;source-doc/keyboard/kyb-init.c:56: // if already reported, just skip it
jr Z,l_keyboard_buf_put_00112
ld c,0x00
l_keyboard_buf_put_00110:
ld a, c
sub 0x06
jr NC,l_keyboard_buf_put_00106
;source-doc/keyboard/kyb-init.c:57: for (uint8_t i = 0; i < 6; i++)
ld b,0x00
ld hl,_previous_keyCodes
add hl, bc
ld a, (hl)
sub (ix+5)
;source-doc/keyboard/kyb-init.c:58: if (previous_keyCodes[i] == key_code)
jr Z,l_keyboard_buf_put_00112
;source-doc/keyboard/kyb-init.c:56: // if already reported, just skip it
inc c
jr l_keyboard_buf_put_00110
l_keyboard_buf_put_00106:
;source-doc/keyboard/kyb-init.c:60:
ld a, (_write_index)
inc a
and 0x07
ld c, a
;source-doc/keyboard/kyb-init.c:61: uint8_t next_write_index = (write_index + 1) & KEYBOARD_BUFFER_SIZE_MASK;
ld a,(_read_index)
sub c
jr Z,l_keyboard_buf_put_00112
;source-doc/keyboard/kyb-init.c:62: if (next_write_index != read_index) { // Check if buffer is not full
ld de,_buffer+0
ld hl, (_write_index)
ld h,0x00
add hl, hl
add hl, de
ld a,(ix+4)
ld (hl), a
;source-doc/keyboard/kyb-init.c:63: buffer[write_index].modifier_keys = modifier_keys;
ld hl, (_write_index)
ld h,0x00
add hl, hl
add hl, de
inc hl
ld a,(ix+5)
ld (hl), a
;source-doc/keyboard/kyb-init.c:64: buffer[write_index].key_code = key_code;
ld hl,_write_index
ld (hl), c
l_keyboard_buf_put_00112:
;source-doc/keyboard/kyb-init.c:66: }
pop ix
ret
;source-doc/keyboard/kyb-init.c:68:
; ---------------------------------
; Function keyboard_buf_size
; ---------------------------------
_keyboard_buf_size:
;source-doc/keyboard/kyb-init.c:69: uint8_t keyboard_buf_size() __sdcccall(1) {
ld a,(_write_index)
ld hl,_read_index
sub (hl)
jr C,l_keyboard_buf_size_00102
;source-doc/keyboard/kyb-init.c:70: if (write_index >= read_index)
ld a,(_write_index)
ld hl,_read_index
sub (hl)
jr l_keyboard_buf_size_00103
l_keyboard_buf_size_00102:
;source-doc/keyboard/kyb-init.c:72:
ld hl, (_read_index)
ld a,0x08
sub l
ld hl, (_write_index)
add a, l
l_keyboard_buf_size_00103:
;source-doc/keyboard/kyb-init.c:73: return KEYBOARD_BUFFER_SIZE - read_index + write_index;
ret
;source-doc/keyboard/kyb-init.c:75:
; ---------------------------------
; Function keyboard_buf_get_next
; ---------------------------------
_keyboard_buf_get_next:
push ix
ld ix,0
add ix,sp
push af
push af
;source-doc/keyboard/kyb-init.c:76: uint32_t keyboard_buf_get_next() {
ld a,(_write_index)
ld hl,_read_index
sub (hl)
jr NZ,l_keyboard_buf_get_next_00102
;source-doc/keyboard/kyb-init.c:77: if (write_index == read_index) // Check if buffer is empty
ld hl,0xff00
ld e, l
ld d, l
jr l_keyboard_buf_get_next_00103
l_keyboard_buf_get_next_00102:
;source-doc/keyboard/kyb-init.c:79:
ld bc,_buffer+0
ld hl, (_read_index)
ld h,0x00
add hl, hl
add hl, bc
ld b, (hl)
;source-doc/keyboard/kyb-init.c:80: const uint8_t modifier_key = buffer[read_index].modifier_keys;
inc hl
ld c, (hl)
;source-doc/keyboard/kyb-init.c:81: const uint8_t key_code = buffer[read_index].key_code;
ld a, (_read_index)
inc a
and 0x07
ld (_read_index),a
;source-doc/keyboard/kyb-init.c:93:
push bc
ld l, c
ld a, b
call _scancode_to_char
ld e, a
pop bc
;source-doc/keyboard/kyb-init.c:95: /* D = modifier, e-> char, H = 0, L=>code */
xor a
ld (ix-1),b
xor a
ld (ix-4),a
ld (ix-3),a
ld (ix-2),a
xor a
ld d,(ix-1)
ld (ix-4),c
xor a
ld (ix-3),a
ld (ix-2),a
ld (ix-1),a
pop hl
push hl
l_keyboard_buf_get_next_00103:
;source-doc/keyboard/kyb-init.c:96: return (uint32_t)modifier_key << 24 | (uint32_t)c << 16 | key_code;
ld sp, ix
pop ix
ret
;source-doc/keyboard/kyb-init.c:98:
; ---------------------------------
; Function keyboard_buf_flush
; ---------------------------------
_keyboard_buf_flush:
;source-doc/keyboard/kyb-init.c:99: void keyboard_buf_flush() {
;source-doc/keyboard/kyb-init.c:100: write_index = 0;
xor a
ld (_write_index),a
ld (_read_index),a
;source-doc/keyboard/kyb-init.c:101: read_index = 0;
ret
;source-doc/keyboard/kyb-init.c:107:
; ---------------------------------
; Function keyboard_tick
; ---------------------------------
_keyboard_tick:
;source-doc/keyboard/kyb-init.c:108: void keyboard_tick(void) {
ld hl,_in_critical_usb_section
ld a, (hl)
or a
;source-doc/keyboard/kyb-init.c:109: if (is_in_critical_section())
jr NZ,l_keyboard_tick_00111
;././source-doc/base-drv//ch376.h:110: #endif
ld l,0x0b
call _ch_command
;././source-doc/base-drv//ch376.h:111:
ld a,0x25
ld bc,_CH376_DATA_PORT
out (c), a
;././source-doc/base-drv//ch376.h:112: #define calc_max_packet_sizex(packet_size) (packet_size & 0x3FF)
ld a,0x1f
ld bc,_CH376_DATA_PORT
out (c), a
ld bc,_report
ld hl, (_keyboard_config)
ld a,0x08
push af
inc sp
push bc
push hl
call _usbdev_dat_in_trnsfer_0
pop af
pop af
inc sp
ld a, l
ld (_result), a
;././source-doc/base-drv//ch376.h:110: #endif
ld l,0x0b
call _ch_command
;././source-doc/base-drv//ch376.h:111:
ld a,0x25
ld bc,_CH376_DATA_PORT
out (c), a
;././source-doc/base-drv//ch376.h:112: #define calc_max_packet_sizex(packet_size) (packet_size & 0x3FF)
ld a,0xdf
ld bc,_CH376_DATA_PORT
out (c), a
;source-doc/keyboard/kyb-init.c:114: ch_configure_nak_retry_3s();
ld hl,_result
ld a, (hl)
;source-doc/keyboard/kyb-init.c:115: if (result == 0)
or a
jr NZ,l_keyboard_tick_00111
ld c,a
l_keyboard_tick_00109:
ld a, c
sub 0x06
ret NC
;source-doc/keyboard/kyb-init.c:116: for (uint8_t i = 0; i < 6; i++) {
ld a,+((_report+2) & 0xFF)
add a, c
ld e, a
ld a,+((_report+2) / 256)
adc a,0x00
ld d, a
ld a, (de)
ld hl,_report
ld b, (hl)
push bc
push de
ld c,b
ld b,a
push bc
call _keyboard_buf_put
pop af
pop de
pop bc
;source-doc/keyboard/kyb-init.c:117: keyboard_buf_put(report.bModifierKeys, report.keyCode[i]);
ld b,0x00
ld hl,_previous_keyCodes
add hl, bc
ld a, (de)
ld (hl), a
;source-doc/keyboard/kyb-init.c:115: if (result == 0)
inc c
jr l_keyboard_tick_00109
l_keyboard_tick_00111:
;source-doc/keyboard/kyb-init.c:119: }
ret
_keyboard_config:
DEFW +0x0000
_buffer:
DEFB +0x00
DEFB +0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
_write_index:
DEFB +0x00
_read_index:
DEFB +0x00
_previous_keyCodes:
DEFB +0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
_active:
DEFB +0x00
_report:
DEFB +0x00
DEFB +0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00
DEFB 0x00