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To prevent key stuck clear matrix array when ADB error occurs.

daktil_thumb_popravljen
tmk 2012-09-20 12:52:45 +09:00
parent dd0017558e
commit d8ce19abd0
2 changed files with 40 additions and 34 deletions
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69
converter/adb_usb/matrix.c
View File

@ -38,27 +38,22 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
# error "MATRIX_ROWS must not exceed 255" # error "MATRIX_ROWS must not exceed 255"
#endif #endif
#define CAPS 0x39 #define ADB_CAPS_UP (ADB_CAPS | 0x80)
#define CAPS_UP (CAPS | 0x80)
#define ROW(key) ((key)>>3&0x0F)
#define COL(key) ((key)&0x07)
static bool _matrix_is_modified = false; static bool is_modified = false;
// matrix state buffer(1:on, 0:off) // matrix state buffer(1:on, 0:off)
#if (MATRIX_COLS <= 8) #if (MATRIX_COLS <= 8)
static uint8_t *matrix; static uint8_t matrix[MATRIX_ROWS];
static uint8_t _matrix0[MATRIX_ROWS];
#else #else
static uint16_t *matrix; static uint16_t matrix[MATRIX_ROWS];
static uint16_t _matrix0[MATRIX_ROWS];
#endif #endif
#ifdef MATRIX_HAS_GHOST #ifdef MATRIX_HAS_GHOST
static bool matrix_has_ghost_in_row(uint8_t row); static bool matrix_has_ghost_in_row(uint8_t row);
#endif #endif
static void _register_key(uint8_t key); static void register_key(uint8_t key);
inline inline
@ -78,8 +73,7 @@ void matrix_init(void)
adb_host_init(); adb_host_init();
// initialize matrix state: all keys off // initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00; for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
matrix = _matrix0;
print_enable = true; print_enable = true;
debug_enable = true; debug_enable = true;
@ -95,48 +89,53 @@ uint8_t matrix_scan(void)
uint16_t codes; uint16_t codes;
uint8_t key0, key1; uint8_t key0, key1;
_matrix_is_modified = false; is_modified = false;
codes = adb_host_kbd_recv(); codes = adb_host_kbd_recv();
key0 = codes>>8; key0 = codes>>8;
key1 = codes&0xFF; key1 = codes&0xFF;
if (debug_enable && codes) { if (debug_matrix && codes) {
print("adb_host_kbd_recv: "); phex16(codes); print("\n"); print("adb_host_kbd_recv: "); phex16(codes); print("\n");
} }
#ifdef MATRIX_HAS_LOCKING_CAPS #ifdef MATRIX_HAS_LOCKING_CAPS
// Send Caps key up event // Send Caps key up event
if (matrix_is_on(ROW(CAPS), COL(CAPS))) { if (matrix_is_on(MATRIX_ROW(ADB_CAPS), MATRIX_COL(ADB_CAPS))) {
_matrix_is_modified = true; register_key(ADB_CAPS_UP);
_register_key(CAPS_UP);
} }
#endif #endif
if (codes == 0) { // no keys if (codes == 0) { // no keys
return 0; return 0;
} else if (key0 == 0xFF && key1 != 0xFF) { // error } else if (codes == 0x7F7F) { // power key press
return codes&0xFF; register_key(0x7F);
} else if (codes == 0xFFFF) { // power key release
register_key(0xFF);
} else if (key0 == 0xFF) { // error
if (debug_matrix) print("adb_host_kbd_recv: ERROR(matrix cleared.)\n");
// clear matrix to unregister all keys
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
return key1;
} else { } else {
#ifdef MATRIX_HAS_LOCKING_CAPS #ifdef MATRIX_HAS_LOCKING_CAPS
if (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) { if (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) {
// Ignore LockingCaps key down event when CAPS LOCK is on // Ignore LockingCaps key down event when CAPS LOCK is on
if (key0 == CAPS && (key1 == CAPS || key1 == 0xFF)) return 0; if (key0 == ADB_CAPS && (key1 == ADB_CAPS || key1 == 0xFF)) return 0;
if (key0 == CAPS) key0 = key1; if (key0 == ADB_CAPS) key0 = key1;
if (key1 == CAPS) key1 = 0xFF; if (key1 == ADB_CAPS) key1 = 0xFF;
// Convert LockingCaps key up event into down event // Convert LockingCaps key up event into down event
if (key0 == CAPS_UP) key0 = CAPS; if (key0 == ADB_CAPS_UP) key0 = ADB_CAPS;
if (key1 == CAPS_UP) key1 = CAPS; if (key1 == ADB_CAPS_UP) key1 = ADB_CAPS;
} else { } else {
// CAPS LOCK off: // ADB_CAPS LOCK off:
// Ignore LockingCaps key up event when CAPS LOCK is off // Ignore LockingCaps key up event when ADB_CAPS LOCK is off
if (key0 == CAPS_UP && (key1 == CAPS_UP || key1 == 0xFF)) return 0; if (key0 == ADB_CAPS_UP && (key1 == ADB_CAPS_UP || key1 == 0xFF)) return 0;
if (key0 == CAPS_UP) key0 = key1; if (key0 == ADB_CAPS_UP) key0 = key1;
if (key1 == CAPS_UP) key1 = 0xFF; if (key1 == ADB_CAPS_UP) key1 = 0xFF;
} }
#endif #endif
_matrix_is_modified = true; register_key(key0);
_register_key(key0);
if (key1 != 0xFF) // key1 is 0xFF when no second key. if (key1 != 0xFF) // key1 is 0xFF when no second key.
_register_key(key1); register_key(key1);
} }
return 1; return 1;
@ -144,7 +143,7 @@ uint8_t matrix_scan(void)
bool matrix_is_modified(void) bool matrix_is_modified(void)
{ {
return _matrix_is_modified; return is_modified;
} }
inline inline
@ -177,6 +176,7 @@ uint16_t matrix_get_row(uint8_t row)
void matrix_print(void) void matrix_print(void)
{ {
if (!debug_matrix) return;
#if (MATRIX_COLS <= 8) #if (MATRIX_COLS <= 8)
print("r/c 01234567\n"); print("r/c 01234567\n");
#else #else
@ -229,7 +229,7 @@ static bool matrix_has_ghost_in_row(uint8_t row)
#endif #endif
inline inline
static void _register_key(uint8_t key) static void register_key(uint8_t key)
{ {
uint8_t col, row; uint8_t col, row;
col = key&0x07; col = key&0x07;
@ -239,4 +239,5 @@ static void _register_key(uint8_t key)
} else { } else {
matrix[row] |= (1<<col); matrix[row] |= (1<<col);
} }
is_modified = true;
} }

5
protocol/adb.h
View File

@ -38,6 +38,7 @@ POSSIBILITY OF SUCH DAMAGE.
#ifndef ADB_H #ifndef ADB_H
#define ADB_H #define ADB_H
#include <stdint.h>
#include <stdbool.h> #include <stdbool.h>
#if !(defined(ADB_PORT) && \ #if !(defined(ADB_PORT) && \
@ -47,6 +48,10 @@ POSSIBILITY OF SUCH DAMAGE.
# error "ADB port setting is required in config.h" # error "ADB port setting is required in config.h"
#endif #endif
#define ADB_POWER 0x7F
#define ADB_CAPS 0x39
// ADB host // ADB host
void adb_host_init(void); void adb_host_init(void);
bool adb_host_psw(void); bool adb_host_psw(void);