mirror of https://github.com/wwarthen/RomWBW.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
408 lines
10 KiB
408 lines
10 KiB
;
|
|
; Generated from source-doc/keyboard/kyb_driver.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
|
|
|
|
_caps_lock_engaged:
|
|
DEFS 1
|
|
_keyboard_config:
|
|
DEFS 2
|
|
_buffer:
|
|
DEFS 8
|
|
_write_index:
|
|
DEFS 1
|
|
_read_index:
|
|
DEFS 1
|
|
_report:
|
|
DEFS 8
|
|
_previous:
|
|
DEFS 8
|
|
|
|
#ENDIF
|
|
|
|
;--------------------------------------------------------
|
|
; absolute external ram data
|
|
;--------------------------------------------------------
|
|
;--------------------------------------------------------
|
|
; global & static initialisations
|
|
;--------------------------------------------------------
|
|
;--------------------------------------------------------
|
|
; Home
|
|
;--------------------------------------------------------
|
|
;--------------------------------------------------------
|
|
; code
|
|
;--------------------------------------------------------
|
|
;source-doc/keyboard/kyb_driver.c:23: #define EI __asm__("EI")
|
|
; ---------------------------------
|
|
; Function report_diff
|
|
; ---------------------------------
|
|
_report_diff:
|
|
;source-doc/keyboard/kyb_driver.c:24:
|
|
ld de,_report+0
|
|
;source-doc/keyboard/kyb_driver.c:25: static uint8_t report_diff() __sdcccall(1) {
|
|
;source-doc/keyboard/kyb_driver.c:28:
|
|
ld b,0x08
|
|
ld hl,_previous
|
|
l_report_diff_00103:
|
|
;source-doc/keyboard/kyb_driver.c:29: uint8_t i = sizeof(report);
|
|
ld a, (de)
|
|
inc de
|
|
ld c, (hl)
|
|
inc hl
|
|
sub c
|
|
jr Z,l_report_diff_00104
|
|
;source-doc/keyboard/kyb_driver.c:30: do {
|
|
ld a,0x01
|
|
jr l_report_diff_00106
|
|
l_report_diff_00104:
|
|
;source-doc/keyboard/kyb_driver.c:31: if (*a++ != *b++)
|
|
djnz l_report_diff_00103
|
|
;source-doc/keyboard/kyb_driver.c:33: } while (--i != 0);
|
|
xor a
|
|
l_report_diff_00106:
|
|
;source-doc/keyboard/kyb_driver.c:34:
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:36: }
|
|
; ---------------------------------
|
|
; Function keyboard_buf_put
|
|
; ---------------------------------
|
|
_keyboard_buf_put:
|
|
ld c, a
|
|
;source-doc/keyboard/kyb_driver.c:37:
|
|
ld b,0x00
|
|
ld hl,+(_report + 2)
|
|
add hl, bc
|
|
;source-doc/keyboard/kyb_driver.c:38: static void keyboard_buf_put(const uint8_t indx) __sdcccall(1) {
|
|
ld a,(hl)
|
|
ld e,a
|
|
sub 0x80
|
|
jr NC,l_keyboard_buf_put_00112
|
|
ld a, e
|
|
or a
|
|
;source-doc/keyboard/kyb_driver.c:39: const uint8_t key_code = report.keyCode[indx];
|
|
jr Z,l_keyboard_buf_put_00112
|
|
;source-doc/keyboard/kyb_driver.c:42:
|
|
ld b,0x00
|
|
ld hl,+(_previous + 2)
|
|
add hl, bc
|
|
ld a, (hl)
|
|
sub e
|
|
;source-doc/keyboard/kyb_driver.c:43: // if already reported, just skip it
|
|
jr Z,l_keyboard_buf_put_00112
|
|
;source-doc/keyboard/kyb_driver.c:45: return;
|
|
ld a, e
|
|
sub 0x39
|
|
jr NZ,l_keyboard_buf_put_00107
|
|
;source-doc/keyboard/kyb_driver.c:46:
|
|
ld hl,_caps_lock_engaged
|
|
ld a, (hl)
|
|
xor 0x01
|
|
ld (hl), a
|
|
;source-doc/keyboard/kyb_driver.c:47: if (key_code == KEY_CODE_CAPS_LOCK) {
|
|
jr l_keyboard_buf_put_00112
|
|
l_keyboard_buf_put_00107:
|
|
;source-doc/keyboard/kyb_driver.c:50: }
|
|
ld a,(_report)
|
|
ld hl,_caps_lock_engaged
|
|
ld h, (hl)
|
|
push hl
|
|
inc sp
|
|
ld l, e
|
|
call _scancode_to_char
|
|
ld b, a
|
|
;source-doc/keyboard/kyb_driver.c:52: const unsigned char c = scancode_to_char(report.bModifierKeys, key_code, caps_lock_engaged);
|
|
or a
|
|
;source-doc/keyboard/kyb_driver.c:53:
|
|
ret Z
|
|
;source-doc/keyboard/kyb_driver.c:55: return;
|
|
ld a, (_write_index)
|
|
inc a
|
|
and 0x07
|
|
ld c, a
|
|
;source-doc/keyboard/kyb_driver.c:56:
|
|
ld hl,_read_index
|
|
ld a, (hl)
|
|
sub c
|
|
ret Z
|
|
;source-doc/keyboard/kyb_driver.c:57: uint8_t next_write_index = (write_index + 1) & KEYBOARD_BUFFER_SIZE_MASK;
|
|
ld hl,(_write_index)
|
|
ld h,0x00
|
|
ld de,_buffer
|
|
add hl,de
|
|
ld a,b
|
|
ld (hl),a
|
|
ld hl,_write_index
|
|
;source-doc/keyboard/kyb_driver.c:58: if (next_write_index != read_index) { // Check if buffer is not full
|
|
ld (hl), c
|
|
l_keyboard_buf_put_00112:
|
|
;source-doc/keyboard/kyb_driver.c:60: write_index = next_write_index;
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:62: }
|
|
; ---------------------------------
|
|
; Function usb_kyb_status
|
|
; ---------------------------------
|
|
_usb_kyb_status:
|
|
;source-doc/keyboard/kyb_driver.c:63:
|
|
DI
|
|
;source-doc/keyboard/kyb_driver.c:67: uint8_t size;
|
|
ld a,(_write_index)
|
|
ld hl,_read_index
|
|
sub (hl)
|
|
jr C,l_usb_kyb_status_00102
|
|
;source-doc/keyboard/kyb_driver.c:68:
|
|
ld a,(_write_index)
|
|
ld hl,_read_index
|
|
sub (hl)
|
|
jr l_usb_kyb_status_00103
|
|
l_usb_kyb_status_00102:
|
|
;source-doc/keyboard/kyb_driver.c:70: size = write_index - read_index;
|
|
ld hl, (_read_index)
|
|
ld a,0x08
|
|
sub l
|
|
ld hl, (_write_index)
|
|
add a, l
|
|
l_usb_kyb_status_00103:
|
|
;source-doc/keyboard/kyb_driver.c:72: size = KEYBOARD_BUFFER_SIZE - read_index + write_index;
|
|
EI
|
|
;source-doc/keyboard/kyb_driver.c:73:
|
|
;source-doc/keyboard/kyb_driver.c:74: EI;
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:76: }
|
|
; ---------------------------------
|
|
; Function usb_kyb_read
|
|
; ---------------------------------
|
|
_usb_kyb_read:
|
|
;source-doc/keyboard/kyb_driver.c:77:
|
|
ld a,(_write_index)
|
|
ld hl,_read_index
|
|
sub (hl)
|
|
jr NZ,l_usb_kyb_read_00102
|
|
;source-doc/keyboard/kyb_driver.c:78: uint16_t usb_kyb_read() {
|
|
ld hl,0xff00
|
|
jr l_usb_kyb_read_00103
|
|
l_usb_kyb_read_00102:
|
|
;source-doc/keyboard/kyb_driver.c:80: return 0xFF00; // H = -1, L = 0
|
|
DI
|
|
;source-doc/keyboard/kyb_driver.c:81:
|
|
ld hl,(_read_index)
|
|
ld h,0x00
|
|
ld bc,_buffer
|
|
add hl,bc
|
|
ld a,(hl)
|
|
ld c,l
|
|
ld b,h
|
|
ld hl,_read_index
|
|
ld l, a
|
|
;source-doc/keyboard/kyb_driver.c:82: DI;
|
|
ld a, (_read_index)
|
|
inc a
|
|
and 0x07
|
|
ld (_read_index), a
|
|
;source-doc/keyboard/kyb_driver.c:83: const uint8_t c = buffer[read_index];
|
|
EI
|
|
;source-doc/keyboard/kyb_driver.c:86:
|
|
ld h,0x00
|
|
l_usb_kyb_read_00103:
|
|
;source-doc/keyboard/kyb_driver.c:87: /* H = 0, L = ascii char */
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:89: }
|
|
; ---------------------------------
|
|
; Function usb_kyb_flush
|
|
; ---------------------------------
|
|
_usb_kyb_flush:
|
|
;source-doc/keyboard/kyb_driver.c:90:
|
|
DI
|
|
;source-doc/keyboard/kyb_driver.c:91: uint8_t usb_kyb_flush() __sdcccall(1) {
|
|
xor a
|
|
ld (_read_index),a
|
|
ld (_write_index),a
|
|
;source-doc/keyboard/kyb_driver.c:94:
|
|
ld de,_previous+0
|
|
;source-doc/keyboard/kyb_driver.c:95: uint8_t i = sizeof(previous);
|
|
;source-doc/keyboard/kyb_driver.c:96: uint8_t *a = (uint8_t *)previous;
|
|
ld b,0x08
|
|
ld hl,_report
|
|
l_usb_kyb_flush_00101:
|
|
;source-doc/keyboard/kyb_driver.c:97: uint8_t *b = (uint8_t *)report;
|
|
xor a
|
|
ld (de), a
|
|
inc de
|
|
;source-doc/keyboard/kyb_driver.c:98: do {
|
|
ld (hl),0x00
|
|
inc hl
|
|
;source-doc/keyboard/kyb_driver.c:99: *a++ = 0;
|
|
djnz l_usb_kyb_flush_00101
|
|
;source-doc/keyboard/kyb_driver.c:101: } while (--i != 0);
|
|
EI
|
|
;source-doc/keyboard/kyb_driver.c:103: EI;
|
|
xor a
|
|
;source-doc/keyboard/kyb_driver.c:104:
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:106: }
|
|
; ---------------------------------
|
|
; Function usb_kyb_tick
|
|
; ---------------------------------
|
|
_usb_kyb_tick:
|
|
;source-doc/keyboard/kyb_driver.c:107:
|
|
ld hl,_in_critical_usb_section
|
|
ld a, (hl)
|
|
or a
|
|
;source-doc/keyboard/kyb_driver.c:108: void usb_kyb_tick(void) {
|
|
jr NZ,l_usb_kyb_tick_00112
|
|
;././source-doc/base-drv//ch376.h:111:
|
|
ld l,0x0b
|
|
call _ch_command
|
|
;././source-doc/base-drv//ch376.h:112: #endif
|
|
ld a,0x25
|
|
ld bc,_CH376_DATA_PORT
|
|
out (c), a
|
|
;././source-doc/base-drv//ch376.h:113:
|
|
ld a,0x1f
|
|
ld bc,_CH376_DATA_PORT
|
|
out (c), a
|
|
;source-doc/keyboard/kyb_driver.c:111:
|
|
ld bc,_report+0
|
|
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
|
|
ld l,0x0b
|
|
call _ch_command
|
|
;././source-doc/base-drv//ch376.h:112: #endif
|
|
ld a,0x25
|
|
ld bc,_CH376_DATA_PORT
|
|
out (c), a
|
|
;././source-doc/base-drv//ch376.h:113:
|
|
ld a,0xdf
|
|
ld bc,_CH376_DATA_PORT
|
|
out (c), a
|
|
ld hl,_result
|
|
ld a, (hl)
|
|
or a
|
|
jr NZ,l_usb_kyb_tick_00112
|
|
;source-doc/keyboard/kyb_driver.c:114: ch_configure_nak_retry_3s();
|
|
call _report_diff
|
|
or a
|
|
jr Z,l_usb_kyb_tick_00112
|
|
;source-doc/keyboard/kyb_driver.c:116: if (report_diff()) {
|
|
ld b,0x06
|
|
l_usb_kyb_tick_00103:
|
|
;source-doc/keyboard/kyb_driver.c:117: uint8_t i = 6;
|
|
ld a, b
|
|
dec a
|
|
push bc
|
|
call _keyboard_buf_put
|
|
pop bc
|
|
;source-doc/keyboard/kyb_driver.c:118: do {
|
|
djnz l_usb_kyb_tick_00103
|
|
;source-doc/keyboard/kyb_driver.c:119: keyboard_buf_put(i - 1);
|
|
ld de,_previous
|
|
ld bc,0x0008
|
|
ld hl,_report
|
|
ldir
|
|
l_usb_kyb_tick_00112:
|
|
;source-doc/keyboard/kyb_driver.c:122: }
|
|
ret
|
|
;source-doc/keyboard/kyb_driver.c:124: }
|
|
; ---------------------------------
|
|
; Function usb_kyb_init
|
|
; ---------------------------------
|
|
_usb_kyb_init:
|
|
;source-doc/keyboard/kyb_driver.c:125:
|
|
call _get_usb_device_config
|
|
ex de, hl
|
|
ld (_keyboard_config), hl
|
|
;source-doc/keyboard/kyb_driver.c:127: keyboard_config = (device_config_keyboard *)get_usb_device_config(dev_index);
|
|
ld hl,_keyboard_config + 1
|
|
ld a, (hl)
|
|
dec hl
|
|
or (hl)
|
|
;source-doc/keyboard/kyb_driver.c:128:
|
|
ret Z
|
|
;source-doc/keyboard/kyb_driver.c:130: return;
|
|
ld a,0x01
|
|
push af
|
|
inc sp
|
|
ld hl, (_keyboard_config)
|
|
call _hid_set_protocol
|
|
;source-doc/keyboard/kyb_driver.c:131:
|
|
ld a,0x80
|
|
push af
|
|
inc sp
|
|
ld hl, (_keyboard_config)
|
|
call _hid_set_idle
|
|
;source-doc/keyboard/kyb_driver.c:132: hid_set_protocol(keyboard_config, 1);
|
|
ret
|
|
_caps_lock_engaged:
|
|
DEFB +0x01
|
|
_keyboard_config:
|
|
DEFW +0x0000
|
|
_buffer:
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
_write_index:
|
|
DEFB +0x00
|
|
_read_index:
|
|
DEFB +0x00
|
|
_report:
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
_previous:
|
|
DEFB +0x00
|
|
DEFB +0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
DEFB 0x00
|
|
|