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203 lines
5.9 KiB
203 lines
5.9 KiB
;
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; Generated from source-doc/base-drv/usb_init.c.asm -- not to be modify directly
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;
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;
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;--------------------------------------------------------
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; File Created by SDCC : free open source ISO C Compiler
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; Version 4.5.0 #15248 (Linux)
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;--------------------------------------------------------
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; Processed by Z88DK
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Public variables in this module
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Externals used
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;--------------------------------------------------------
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;--------------------------------------------------------
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; special function registers
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;--------------------------------------------------------
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_CH376_DATA_PORT .EQU 0xff88
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_CH376_COMMAND_PORT .EQU 0xff89
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_USB_MODULE_LEDS .EQU 0xff8a
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;--------------------------------------------------------
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; ram data
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;--------------------------------------------------------
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;--------------------------------------------------------
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; ram data
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;--------------------------------------------------------
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#IF 0
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; .area _INITIALIZED removed by z88dk
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#ENDIF
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;--------------------------------------------------------
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; absolute external ram data
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;--------------------------------------------------------
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;--------------------------------------------------------
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; global & static initialisations
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;--------------------------------------------------------
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;--------------------------------------------------------
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; Home
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;--------------------------------------------------------
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;--------------------------------------------------------
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; code
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;--------------------------------------------------------
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;source-doc/base-drv/usb_init.c:7: static usb_error usb_host_bus_reset(void) {
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; ---------------------------------
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; Function usb_host_bus_reset
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; ---------------------------------
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_usb_host_bus_reset:
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;source-doc/base-drv/usb_init.c:8: ch_cmd_set_usb_mode(CH_MODE_HOST);
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ld l,0x06
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call _ch_cmd_set_usb_mode
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;source-doc/base-drv/usb_init.c:9: delay_20ms();
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call _delay_20ms
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;source-doc/base-drv/usb_init.c:11: ch_cmd_set_usb_mode(CH_MODE_HOST_RESET);
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ld l,0x07
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call _ch_cmd_set_usb_mode
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;source-doc/base-drv/usb_init.c:12: delay_20ms();
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call _delay_20ms
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;source-doc/base-drv/usb_init.c:14: ch_cmd_set_usb_mode(CH_MODE_HOST);
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ld l,0x06
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call _ch_cmd_set_usb_mode
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;source-doc/base-drv/usb_init.c:15: delay_20ms();
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call _delay_20ms
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;source-doc/base-drv/ch376.h:110: #endif
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ld l,0x0b
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call _ch_command
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;source-doc/base-drv/ch376.h:111:
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ld a,0x25
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ld bc,_CH376_DATA_PORT
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out (c), a
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;source-doc/base-drv/ch376.h:112: #define calc_max_packet_sizex(packet_size) (packet_size & 0x3FF)
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ld a,0xdf
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ld bc,_CH376_DATA_PORT
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out (c), a
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;source-doc/base-drv/usb_init.c:19: return USB_ERR_OK;
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ld l,0x00
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;source-doc/base-drv/usb_init.c:20: }
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ret
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;source-doc/base-drv/usb_init.c:24: uint16_t usb_init(uint8_t state) __z88dk_fastcall {
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; ---------------------------------
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; Function usb_init
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; ---------------------------------
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_usb_init:
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;source-doc/base-drv/usb_init.c:27: USB_MODULE_LEDS = 0x03;
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ld a,0x03
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:29: if (state == 0) {
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ld a, l
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or a
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jr NZ,l_usb_init_00104
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;source-doc/base-drv/usb_init.c:30: ch_cmd_reset_all();
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call _ch_cmd_reset_all
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;source-doc/base-drv/usb_init.c:31: delay_medium();
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call _delay_medium
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;source-doc/base-drv/usb_init.c:33: if (!ch_probe()) {
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call _ch_probe
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ld a, l
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;source-doc/base-drv/usb_init.c:34: USB_MODULE_LEDS = 0x00;
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or a
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jr NZ,l_usb_init_00102
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:35: return 0xFF00;
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ld hl,0xff00
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jp l_usb_init_00113
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l_usb_init_00102:
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;source-doc/base-drv/usb_init.c:37: USB_MODULE_LEDS = 0x00;
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ld a,0x00
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:38: return 1;
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ld hl,0x0001
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jr l_usb_init_00113
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l_usb_init_00104:
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;source-doc/base-drv/usb_init.c:41: if (state == 1) {
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ld a, l
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dec a
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jr NZ,l_usb_init_00106
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;source-doc/base-drv/usb_init.c:42: r = ch_cmd_get_ic_version();
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call _ch_cmd_get_ic_version
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;source-doc/base-drv/usb_init.c:44: USB_MODULE_LEDS = 0x00;
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ld a,0x00
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:45: return (uint16_t)r << 8 | 2;
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xor a
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ld h, l
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ld l,0x02
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jr l_usb_init_00113
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l_usb_init_00106:
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;source-doc/base-drv/usb_init.c:48: if (state == 2) {
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ld a, l
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sub 0x02
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jr NZ,l_usb_init_00159
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ld a,0x01
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jr l_usb_init_00160
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l_usb_init_00159:
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xor a
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l_usb_init_00160:
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ld c,a
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or a
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jr Z,l_usb_init_00110
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;source-doc/base-drv/usb_init.c:49: usb_host_bus_reset();
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call _usb_host_bus_reset
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;source-doc/base-drv/usb_init.c:51: r = ch_very_short_wait_int_and_get_();
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call _ch_very_short_wait_int_and_get
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ld a, l
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;source-doc/base-drv/usb_init.c:53: if (r != USB_INT_CONNECT) {
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sub 0x81
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jr Z,l_usb_init_00108
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;source-doc/base-drv/usb_init.c:54: USB_MODULE_LEDS = 0x00;
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ld a,0x00
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:55: return 2;
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ld hl,0x0002
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jr l_usb_init_00113
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l_usb_init_00108:
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;source-doc/base-drv/usb_init.c:58: return 3;
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ld hl,0x0003
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jr l_usb_init_00113
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l_usb_init_00110:
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;source-doc/base-drv/usb_init.c:61: memset(get_usb_work_area(), 0, sizeof(_usb_state));
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ld b,0x32
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ld hl,_x
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jr l_usb_init_00163
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l_usb_init_00162:
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ld (hl),0x00
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inc hl
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l_usb_init_00163:
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ld (hl),0x00
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inc hl
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djnz l_usb_init_00162
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;source-doc/base-drv/usb_init.c:62: if (state != 2) {
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bit 0, c
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jr NZ,l_usb_init_00112
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;source-doc/base-drv/usb_init.c:63: usb_host_bus_reset();
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call _usb_host_bus_reset
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;source-doc/base-drv/usb_init.c:64: delay_medium();
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call _delay_medium
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l_usb_init_00112:
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;source-doc/base-drv/usb_init.c:66: enumerate_all_devices();
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call _enumerate_all_devices
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;source-doc/base-drv/usb_init.c:67: USB_MODULE_LEDS = 0x00;
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ld a,0x00
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ld bc,_USB_MODULE_LEDS
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out (c), a
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;source-doc/base-drv/usb_init.c:68: return (uint16_t)count_of_devices() << 8 | 4;
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call _count_of_devices
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ld h, a
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xor a
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ld l,0x04
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l_usb_init_00113:
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;source-doc/base-drv/usb_init.c:69: }
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ret
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