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ch376-native: refactor: extracted chnative_init to its own file

pull/592/head
Dean Netherton 9 months ago
parent
802c1b41ff
commit
347b7e6a06
7 changed files with 665 additions and 143 deletions
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  1. 3
      Source/HBIOS/ch376-native/base-drv.s
  2. 302
      Source/HBIOS/ch376-native/base-drv/ch376_init.c.s
  3. 210
      Source/HBIOS/ch376-native/base-drv/usb_init.c.s
  4. 74
      Source/HBIOS/ch376-native/source-doc/base-drv/ch376_init.c
  5. 142
      Source/HBIOS/ch376-native/source-doc/base-drv/usb-init.c
  6. 69
      Source/HBIOS/ch376-native/source-doc/base-drv/usb_init.c
  7. 8
      Source/HBIOS/ch376-native/source-doc/base-drv/usb_init.h

3
Source/HBIOS/ch376-native/base-drv.s
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@ -1,5 +1,6 @@
; Generated File -- not to be modify directly ; Generated File -- not to be modify directly
#include "ch376-native/base-drv/ch376.c.s" #include "ch376-native/base-drv/ch376.c.s"
#include "ch376-native/base-drv/ch376_init.c.s"
#include "ch376-native/base-drv/class_hub.c.s" #include "ch376-native/base-drv/class_hub.c.s"
#include "ch376-native/base-drv/critical-section.c.s" #include "ch376-native/base-drv/critical-section.c.s"
#include "ch376-native/base-drv/dev_transfers.c.s" #include "ch376-native/base-drv/dev_transfers.c.s"
@ -9,6 +10,6 @@
#include "ch376-native/base-drv/protocol.c.s" #include "ch376-native/base-drv/protocol.c.s"
#include "ch376-native/base-drv/transfers.c.s" #include "ch376-native/base-drv/transfers.c.s"
#include "ch376-native/base-drv/usb-base-drv.c.s" #include "ch376-native/base-drv/usb-base-drv.c.s"
#include "ch376-native/base-drv/usb-init.c.s"
#include "ch376-native/base-drv/usb_init.c.s"
#include "ch376-native/base-drv/usb_state.c.s" #include "ch376-native/base-drv/usb_state.c.s"
#include "ch376-native/base-drv/work-area.c.s" #include "ch376-native/base-drv/work-area.c.s"

302
Source/HBIOS/ch376-native/base-drv/ch376_init.c.s
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@ -0,0 +1,302 @@
;
; Generated from source-doc/base-drv/ch376_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
;--------------------------------------------------------
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
#IF 0
; .area _INITIALIZED removed by z88dk
#ENDIF
;--------------------------------------------------------
; absolute external ram data
;--------------------------------------------------------
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
;--------------------------------------------------------
; Home
;--------------------------------------------------------
;--------------------------------------------------------
; code
;--------------------------------------------------------
;source-doc/base-drv/ch376_init.c:4: static uint16_t wait_for_state(const uint8_t loop_counter, uint8_t state, const uint8_t desired_state) __sdcccall(1) {
; ---------------------------------
; Function wait_for_state
; ---------------------------------
_wait_for_state:
push ix
ld ix,0
add ix,sp
dec sp
ld (ix-1),a
ld b, l
;source-doc/base-drv/ch376_init.c:5: uint16_t r = state;
ld e, b
;source-doc/base-drv/ch376_init.c:7: for (uint8_t i = 0; i < loop_counter; i++) {
ld d,0x00
ld c,d
l_wait_for_state_00108:
ld a, c
sub (ix-1)
jr NC,l_wait_for_state_00106
;source-doc/base-drv/ch376_init.c:8: if (state == desired_state)
ld a,(ix+4)
sub b
jr Z,l_wait_for_state_00106
;source-doc/base-drv/ch376_init.c:11: if (i & 1)
bit 0, c
jr Z,l_wait_for_state_00104
;source-doc/base-drv/ch376_init.c:12: print_string("\b $");
push bc
ld hl,ch376_init_str_0
call _print_string
pop bc
jr l_wait_for_state_00105
l_wait_for_state_00104:
;source-doc/base-drv/ch376_init.c:14: print_string("\b*$");
push bc
ld hl,ch376_init_str_1
call _print_string
pop bc
l_wait_for_state_00105:
;source-doc/base-drv/ch376_init.c:16: r = usb_init(state);
push bc
push bc
inc sp
call _usb_init
inc sp
ex de, hl
pop bc
;source-doc/base-drv/ch376_init.c:17: state = r & 255;
ld b, e
;source-doc/base-drv/ch376_init.c:7: for (uint8_t i = 0; i < loop_counter; i++) {
inc c
jr l_wait_for_state_00108
l_wait_for_state_00106:
;source-doc/base-drv/ch376_init.c:20: return r;
;source-doc/base-drv/ch376_init.c:21: }
inc sp
pop ix
pop hl
inc sp
jp (hl)
ch376_init_str_0:
DEFB 0x08
DEFM " $"
DEFB 0x00
ch376_init_str_1:
DEFB 0x08
DEFM "*$"
DEFB 0x00
;source-doc/base-drv/ch376_init.c:23: static void _chnative_init(bool forced) {
; ---------------------------------
; Function _chnative_init
; ---------------------------------
__chnative_init:
push ix
ld ix,0
add ix,sp
dec sp
;source-doc/base-drv/ch376_init.c:26: const uint8_t loop_counter = forced ? 40 : 5;
bit 0,(ix+4)
jr Z,l__chnative_init_00113
ld a,0x28
jr l__chnative_init_00114
l__chnative_init_00113:
ld a,0x05
l__chnative_init_00114:
ld (ix-1),a
;source-doc/base-drv/ch376_init.c:28: print_string("\r\nCH376: *$");
ld hl,ch376_init_str_2
call _print_string
;source-doc/base-drv/ch376_init.c:30: r = wait_for_state(loop_counter, state, 1);
ld a,0x01
push af
inc sp
ld l,0x00
ld a,(ix-1)
call _wait_for_state
ld b, e
;source-doc/base-drv/ch376_init.c:31: state = r & 255;
;source-doc/base-drv/ch376_init.c:33: print_string("\bPRESENT (VER $");
push bc
ld hl,ch376_init_str_3
call _print_string
;source-doc/base-drv/ch376_init.c:35: r = usb_init(state);
inc sp
call _usb_init
inc sp
ex de, hl
;source-doc/base-drv/ch376_init.c:36: state = r & 255;
ld c, e
;source-doc/base-drv/ch376_init.c:37: if (state != 2) {
ld a, c
sub 0x02
jr Z,l__chnative_init_00102
;source-doc/base-drv/ch376_init.c:38: print_string("\rCH376: $");
ld hl,ch376_init_str_4
call _print_string
;source-doc/base-drv/ch376_init.c:39: print_string("VERSION FAILURE\r\n$");
ld hl,ch376_init_str_5
call _print_string
;source-doc/base-drv/ch376_init.c:40: return;
jr l__chnative_init_00111
l__chnative_init_00102:
;source-doc/base-drv/ch376_init.c:43: print_hex(r >> 8);
push bc
ld l, d
call _print_hex
;source-doc/base-drv/ch376_init.c:44: print_string("); $");
ld hl,ch376_init_str_6
call _print_string
;source-doc/base-drv/ch376_init.c:46: print_string("USB: *$");
ld hl,ch376_init_str_7
call _print_string
pop bc
;source-doc/base-drv/ch376_init.c:48: r = wait_for_state(loop_counter, state, 3);
ld a,0x03
push af
inc sp
ld l, c
ld a,(ix-1)
call _wait_for_state
ld b, e
;source-doc/base-drv/ch376_init.c:49: state = r & 255;
;source-doc/base-drv/ch376_init.c:51: if (state == 2) {
ld a, b
sub 0x02
jr NZ,l__chnative_init_00104
;source-doc/base-drv/ch376_init.c:52: print_string("\bDISCONNECTED$");
ld hl,ch376_init_str_8
call _print_string
;source-doc/base-drv/ch376_init.c:53: return;
jr l__chnative_init_00111
l__chnative_init_00104:
;source-doc/base-drv/ch376_init.c:56: print_string("\bCONNECTED$");
push bc
ld hl,ch376_init_str_9
call _print_string
;source-doc/base-drv/ch376_init.c:59: r = usb_init(state);
inc sp
call _usb_init
inc sp
ex de, hl
;source-doc/base-drv/ch376_init.c:60: state = r & 255;
ld b, e
;source-doc/base-drv/ch376_init.c:62: for (uint8_t i = 0; i < loop_counter; i++) {
ld c,0x00
l__chnative_init_00109:
ld a, c
sub (ix-1)
jr NC,l__chnative_init_00111
;source-doc/base-drv/ch376_init.c:63: if (r >> 8 != 0)
ld a,0x00
or d
jr NZ,l__chnative_init_00111
;source-doc/base-drv/ch376_init.c:66: print_string(".$");
push bc
ld hl,ch376_init_str_10
call _print_string
pop bc
;source-doc/base-drv/ch376_init.c:67: r = usb_init(state);
push bc
push bc
inc sp
call _usb_init
inc sp
ex de, hl
pop bc
;source-doc/base-drv/ch376_init.c:68: state = r & 255;
ld b, e
;source-doc/base-drv/ch376_init.c:62: for (uint8_t i = 0; i < loop_counter; i++) {
inc c
jr l__chnative_init_00109
l__chnative_init_00111:
;source-doc/base-drv/ch376_init.c:70: }
inc sp
pop ix
ret
ch376_init_str_2:
DEFB 0x0d
DEFB 0x0a
DEFM "CH376: *$"
DEFB 0x00
ch376_init_str_3:
DEFB 0x08
DEFM "PRESENT (VER $"
DEFB 0x00
ch376_init_str_4:
DEFB 0x0d
DEFM "CH376: $"
DEFB 0x00
ch376_init_str_5:
DEFM "VERSION FAILURE"
DEFB 0x0d
DEFB 0x0a
DEFM "$"
DEFB 0x00
ch376_init_str_6:
DEFM "); $"
DEFB 0x00
ch376_init_str_7:
DEFM "USB: *$"
DEFB 0x00
ch376_init_str_8:
DEFB 0x08
DEFM "DISCONNECTED$"
DEFB 0x00
ch376_init_str_9:
DEFB 0x08
DEFM "CONNECTED$"
DEFB 0x00
ch376_init_str_10:
DEFM ".$"
DEFB 0x00
;source-doc/base-drv/ch376_init.c:72: void chnative_init_force(void) { _chnative_init(true); }
; ---------------------------------
; Function chnative_init_force
; ---------------------------------
_chnative_init_force:
ld a,0x01
push af
inc sp
call __chnative_init
inc sp
ret
;source-doc/base-drv/ch376_init.c:74: void chnative_init(void) { _chnative_init(false); }
; ---------------------------------
; Function chnative_init
; ---------------------------------
_chnative_init:
xor a
push af
inc sp
call __chnative_init
inc sp
ret

210
Source/HBIOS/ch376-native/base-drv/usb_init.c.s
View File

@ -0,0 +1,210 @@
;
; Generated from source-doc/base-drv/usb_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
#ENDIF
;--------------------------------------------------------
; absolute external ram data
;--------------------------------------------------------
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
;--------------------------------------------------------
; Home
;--------------------------------------------------------
;--------------------------------------------------------
; code
;--------------------------------------------------------
;source-doc/base-drv/usb_init.c:7: static usb_error usb_host_bus_reset(void) {
; ---------------------------------
; Function usb_host_bus_reset
; ---------------------------------
_usb_host_bus_reset:
;source-doc/base-drv/usb_init.c:8: ch_cmd_set_usb_mode(CH_MODE_HOST);
ld l,0x06
call _ch_cmd_set_usb_mode
;source-doc/base-drv/usb_init.c:9: delay_20ms();
call _delay_20ms
;source-doc/base-drv/usb_init.c:11: ch_cmd_set_usb_mode(CH_MODE_HOST_RESET);
ld l,0x07
call _ch_cmd_set_usb_mode
;source-doc/base-drv/usb_init.c:12: delay_20ms();
call _delay_20ms
;source-doc/base-drv/usb_init.c:14: ch_cmd_set_usb_mode(CH_MODE_HOST);
ld l,0x06
call _ch_cmd_set_usb_mode
;source-doc/base-drv/usb_init.c:15: delay_20ms();
call _delay_20ms
;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/base-drv/usb_init.c:19: return USB_ERR_OK;
ld l,0x00
;source-doc/base-drv/usb_init.c:20: }
ret
;source-doc/base-drv/usb_init.c:24: uint16_t usb_init(uint8_t state) {
; ---------------------------------
; Function usb_init
; ---------------------------------
_usb_init:
push ix
ld ix,0
add ix,sp
;source-doc/base-drv/usb_init.c:27: USB_MODULE_LEDS = 0x03;
ld a,0x03
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:29: if (state == 0) {
ld a,(ix+4)
or a
jr NZ,l_usb_init_00104
;source-doc/base-drv/usb_init.c:30: ch_cmd_reset_all();
call _ch_cmd_reset_all
;source-doc/base-drv/usb_init.c:31: delay_medium();
call _delay_medium
;source-doc/base-drv/usb_init.c:33: if (!ch_probe()) {
call _ch_probe
ld a, l
;source-doc/base-drv/usb_init.c:34: USB_MODULE_LEDS = 0x00;
or a
jr NZ,l_usb_init_00102
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:35: return 0xFF00;
ld hl,0xff00
jp l_usb_init_00113
l_usb_init_00102:
;source-doc/base-drv/usb_init.c:37: USB_MODULE_LEDS = 0x00;
ld a,0x00
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:38: return 1;
ld hl,0x0001
jr l_usb_init_00113
l_usb_init_00104:
;source-doc/base-drv/usb_init.c:41: if (state == 1) {
ld a,(ix+4)
dec a
jr NZ,l_usb_init_00106
;source-doc/base-drv/usb_init.c:42: r = ch_cmd_get_ic_version();
call _ch_cmd_get_ic_version
;source-doc/base-drv/usb_init.c:44: USB_MODULE_LEDS = 0x00;
ld a,0x00
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:45: return (uint16_t)r << 8 | 2;
xor a
ld h, l
ld l,0x02
jr l_usb_init_00113
l_usb_init_00106:
;source-doc/base-drv/usb_init.c:48: if (state == 2) {
ld a,(ix+4)
sub 0x02
jr NZ,l_usb_init_00159
ld a,0x01
jr l_usb_init_00160
l_usb_init_00159:
xor a
l_usb_init_00160:
ld c,a
or a
jr Z,l_usb_init_00110
;source-doc/base-drv/usb_init.c:49: usb_host_bus_reset();
call _usb_host_bus_reset
;source-doc/base-drv/usb_init.c:51: r = ch_very_short_wait_int_and_get_();
call _ch_very_short_wait_int_and_get
ld a, l
;source-doc/base-drv/usb_init.c:53: if (r != USB_INT_CONNECT) {
sub 0x81
jr Z,l_usb_init_00108
;source-doc/base-drv/usb_init.c:54: USB_MODULE_LEDS = 0x00;
ld a,0x00
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:55: return 2;
ld hl,0x0002
jr l_usb_init_00113
l_usb_init_00108:
;source-doc/base-drv/usb_init.c:58: return 3;
ld hl,0x0003
jr l_usb_init_00113
l_usb_init_00110:
;source-doc/base-drv/usb_init.c:61: memset(get_usb_work_area(), 0, sizeof(_usb_state));
ld b,0x35
ld hl,_x
jr l_usb_init_00163
l_usb_init_00162:
ld (hl),0x00
inc hl
l_usb_init_00163:
ld (hl),0x00
inc hl
djnz l_usb_init_00162
;source-doc/base-drv/usb_init.c:62: if (state != 2) {
bit 0, c
jr NZ,l_usb_init_00112
;source-doc/base-drv/usb_init.c:63: usb_host_bus_reset();
call _usb_host_bus_reset
;source-doc/base-drv/usb_init.c:64: delay_medium();
call _delay_medium
l_usb_init_00112:
;source-doc/base-drv/usb_init.c:66: enumerate_all_devices();
call _enumerate_all_devices
;source-doc/base-drv/usb_init.c:67: USB_MODULE_LEDS = 0x00;
ld a,0x00
ld bc,_USB_MODULE_LEDS
out (c), a
;source-doc/base-drv/usb_init.c:68: return (uint16_t)count_of_devices() << 8 | state + 1;
call _count_of_devices
ld c,(ix+4)
ld b,0x00
inc bc
or b
ld h, a
ld l, c
l_usb_init_00113:
;source-doc/base-drv/usb_init.c:69: }
pop ix
ret

74
Source/HBIOS/ch376-native/source-doc/base-drv/ch376_init.c
View File

@ -0,0 +1,74 @@
#include "print.h"
#include "usb_init.h"
static uint16_t wait_for_state(const uint8_t loop_counter, uint8_t state, const uint8_t desired_state) __sdcccall(1) {
uint16_t r = state;
for (uint8_t i = 0; i < loop_counter; i++) {
if (state == desired_state)
break;
if (i & 1)
print_string("\b $");
else
print_string("\b*$");
r = usb_init(state);
state = r & 255;
}
return r;
}
static void _chnative_init(bool forced) {
uint8_t state = 0;
uint16_t r;
const uint8_t loop_counter = forced ? 40 : 5;
print_string("\r\nCH376: *$");
r = wait_for_state(loop_counter, state, 1);
state = r & 255;
print_string("\bPRESENT (VER $");
r = usb_init(state);
state = r & 255;
if (state != 2) {
print_string("\rCH376: $");
print_string("VERSION FAILURE\r\n$");
return;
}
print_hex(r >> 8);
print_string("); $");
print_string("USB: *$");
r = wait_for_state(loop_counter, state, 3);
state = r & 255;
if (state == 2) {
print_string("\bDISCONNECTED$");
return;
}
print_string("\bCONNECTED$");
// enumerate....
r = usb_init(state);
state = r & 255;
for (uint8_t i = 0; i < loop_counter; i++) {
if (r >> 8 != 0)
break;
print_string(".$");
r = usb_init(state);
state = r & 255;
}
}
void chnative_init_force(void) { _chnative_init(true); }
void chnative_init(void) { _chnative_init(false); }

142
Source/HBIOS/ch376-native/source-doc/base-drv/usb-init.c
View File

@ -1,142 +0,0 @@
#include "ch376.h"
#include "enumerate.h"
#include "print.h"
#include "work-area.h"
#include "z80.h"
#include <string.h>
static usb_error usb_host_bus_reset(void) {
ch_cmd_set_usb_mode(CH_MODE_HOST);
delay_20ms();
ch_cmd_set_usb_mode(CH_MODE_HOST_RESET);
delay_20ms();
ch_cmd_set_usb_mode(CH_MODE_HOST);
delay_20ms();
ch_configure_nak_retry_3s();
return USB_ERR_OK;
}
#define ERASE_LINE "\x1B\x6C\r$"
uint16_t ch376_init(uint8_t state) {
uint8_t r;
USB_MODULE_LEDS = 0x03;
if (state == 0) {
ch_cmd_reset_all();
delay_medium();
if (!ch_probe()) {
USB_MODULE_LEDS = 0x00;
return 0xFF00;
}
USB_MODULE_LEDS = 0x00;
return 1;
}
if (state == 1) {
r = ch_cmd_get_ic_version();
USB_MODULE_LEDS = 0x00;
return (uint16_t)r << 8 | 2;
}
if (state == 2) {
usb_host_bus_reset();
r = ch_very_short_wait_int_and_get_status();
if (r != USB_INT_CONNECT) {
USB_MODULE_LEDS = 0x00;
return 2;
}
return 3;
}
memset(get_usb_work_area(), 0, sizeof(_usb_state));
if (state != 2) {
usb_host_bus_reset();
delay_medium();
}
enumerate_all_devices();
USB_MODULE_LEDS = 0x00;
return (uint16_t)count_of_devices() << 8 | state + 1;
}
static uint16_t wait_for_state(const uint8_t loop_counter, uint8_t state, const uint8_t desired_state) __sdcccall(1) {
uint16_t r = state;
for (uint8_t i = 0; i < loop_counter; i++) {
if (state == desired_state)
break;
if (i & 1)
print_string("\b $");
else
print_string("\b*$");
r = ch376_init(state);
state = r & 255;
}
return r;
}
void _chnative_init(bool forced) {
uint8_t state = 0;
uint16_t r;
const uint8_t loop_counter = forced ? 40 : 5;
print_string("\r\nCH376: *$");
r = wait_for_state(loop_counter, state, 1);
state = r & 255;
print_string("\bPRESENT (VER $");
r = ch376_init(state);
state = r & 255;
if (state != 2) {
print_string("\rCH376: $");
print_string("VERSION FAILURE\r\n$");
return;
}
print_hex(r >> 8);
print_string("); $");
print_string("USB: *$");
r = wait_for_state(loop_counter, state, 3);
state = r & 255;
if (state == 2) {
print_string("\bDISCONNECTED$");
return;
}
print_string("\bCONNECTED$");
// enumerate....
r = ch376_init(state);
state = r & 255;
for (uint8_t i = 0; i < loop_counter; i++) {
if (r >> 8 != 0)
break;
print_string(".$");
r = ch376_init(state);
state = r & 255;
}
}
void chnative_init_force(void) { _chnative_init(true); }
void chnative_init(void) { _chnative_init(false); }

69
Source/HBIOS/ch376-native/source-doc/base-drv/usb_init.c
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@ -0,0 +1,69 @@
#include "usb_init.h"
#include "ch376.h"
#include "enumerate.h"
#include "work-area.h"
#include <string.h>
static usb_error usb_host_bus_reset(void) {
ch_cmd_set_usb_mode(CH_MODE_HOST);
delay_20ms();
ch_cmd_set_usb_mode(CH_MODE_HOST_RESET);
delay_20ms();
ch_cmd_set_usb_mode(CH_MODE_HOST);
delay_20ms();
ch_configure_nak_retry_3s();
return USB_ERR_OK;
}
#define ERASE_LINE "\x1B\x6C\r$"
uint16_t usb_init(uint8_t state) {
uint8_t r;
USB_MODULE_LEDS = 0x03;
if (state == 0) {
ch_cmd_reset_all();
delay_medium();
if (!ch_probe()) {
USB_MODULE_LEDS = 0x00;
return 0xFF00;
}
USB_MODULE_LEDS = 0x00;
return 1;
}
if (state == 1) {
r = ch_cmd_get_ic_version();
USB_MODULE_LEDS = 0x00;
return (uint16_t)r << 8 | 2;
}
if (state == 2) {
usb_host_bus_reset();
r = ch_very_short_wait_int_and_get_status();
if (r != USB_INT_CONNECT) {
USB_MODULE_LEDS = 0x00;
return 2;
}
return 3;
}
memset(get_usb_work_area(), 0, sizeof(_usb_state));
if (state != 2) {
usb_host_bus_reset();
delay_medium();
}
enumerate_all_devices();
USB_MODULE_LEDS = 0x00;
return (uint16_t)count_of_devices() << 8 | state + 1;
}

8
Source/HBIOS/ch376-native/source-doc/base-drv/usb_init.h
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@ -0,0 +1,8 @@
#ifndef __USB_INIT
#define __USB_INIT
#include <stdint.h>
extern uint16_t usb_init(uint8_t state);
#endif
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