github.com/mist-devel.mist-firmware
1
0
Fork 0
mirror of https://github.com/mist-devel/mist-firmware.git synced 2026-02-03 06:50:45 +00:00
Code Releases Activity

Enable Keyboard LEDs (Caps Lock, Num Lock, Scroll Lock) control from FPGA.

Browse Source
This commit is contained in:
sorgelig
2016-12-29 08:33:47 +08:00
parent 0caf813960
commit 954611926e
2 changed files with 77 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

68
user_io.c
View File

@@ -66,6 +66,14 @@ static int16_t mouse_pos[2] = { 0, 0};
static uint8_t mouse_flags = 0;
static unsigned long mouse_timer;
#define LED_FREQ 100 // 100 ms
static unsigned long led_timer;
char keyboard_leds = 0;
bool caps_status = 0;
bool num_status = 0;
bool scrl_status = 0;
// set by OSD code to suppress forwarding of those keys to the core which
// may be in use by an active OSD
static char osd_is_visible = false;
@@ -460,6 +468,17 @@ uint8_t user_io_sd_get_status(uint32_t *lba) {
return c;
}
// read 8 bit keyboard LEDs status from FPGA
uint8_t user_io_kbdled_get_status(void) {
uint8_t c;
spi_uio_cmd_cont(UIO_GET_KBD_LED);
c = spi_in();
DisableIO();
return c;
}
// read 32 bit ethernet status word from FPGA
uint32_t user_io_eth_get_status(void) {
uint32_t s;
@@ -733,6 +752,27 @@ void user_io_send_buttons(char force) {
}
}
void set_kbd_led(unsigned char led, bool on)
{
if(led & HID_LED_CAPS_LOCK)
{
if(!(keyboard_leds & KBD_LED_CAPS_CONTROL)) hid_set_kbd_led(led, on);
caps_status = on;
}
if(led & HID_LED_NUM_LOCK)
{
if(!(keyboard_leds & KBD_LED_NUM_CONTROL)) hid_set_kbd_led(led, on);
num_status = on;
}
if(led & HID_LED_SCROLL_LOCK)
{
if(!(keyboard_leds & KBD_LED_SCRL_CONTROL)) hid_set_kbd_led(led, on);
scrl_status = on;
}
}
void user_io_poll() {
// check of core has changed from a good one to a not supported on
@@ -1237,6 +1277,24 @@ void user_io_poll() {
if(core_type == CORE_TYPE_ARCHIE)
archie_poll();
if(CheckTimer(led_timer))
{
led_timer = GetTimer(LED_FREQ);
uint8_t leds = user_io_kbdled_get_status();
if((leds & KBD_LED_FLAG_MASK) != KBD_LED_FLAG_STATUS) leds = 0;
if((keyboard_leds & KBD_LED_CAPS_MASK) != (leds & KBD_LED_CAPS_MASK))
hid_set_kbd_led(HID_LED_CAPS_LOCK, (leds & KBD_LED_CAPS_CONTROL) ? leds & KBD_LED_CAPS_STATUS : caps_status);
if((keyboard_leds & KBD_LED_NUM_MASK) != (leds & KBD_LED_NUM_MASK))
hid_set_kbd_led(HID_LED_NUM_LOCK, (leds & KBD_LED_NUM_CONTROL) ? leds & KBD_LED_NUM_STATUS : num_status);
if((keyboard_leds & KBD_LED_SCRL_MASK) != (leds & KBD_LED_SCRL_MASK))
hid_set_kbd_led(HID_LED_SCROLL_LOCK, (leds & KBD_LED_SCRL_CONTROL) ? leds & KBD_LED_SCRL_STATUS : scrl_status);
keyboard_leds = leds;
}
}
char user_io_dip_switch1() {
@@ -1816,7 +1874,7 @@ void user_io_kbd(unsigned char m, unsigned char *k, uint8_t priority, unsigned s
send_keycode((code & 0xff) | (caps_lock_toggle?BREAK:0));
caps_lock_toggle = !caps_lock_toggle;
hid_set_kbd_led(HID_LED_CAPS_LOCK, caps_lock_toggle);
set_kbd_led(HID_LED_CAPS_LOCK, caps_lock_toggle);
}
if(code & NUM_LOCK_TOGGLE)
@@ -1830,11 +1888,11 @@ void user_io_kbd(unsigned char m, unsigned char *k, uint8_t priority, unsigned s
if(emu_mode == EMU_MOUSE) emu_timer = GetTimer(EMU_MOUSE_FREQ);
emu_mode = (emu_mode+1)&3;
if(emu_mode == EMU_MOUSE || emu_mode == EMU_JOY0) hid_set_kbd_led(HID_LED_NUM_LOCK, true);
else hid_set_kbd_led(HID_LED_NUM_LOCK, false);
if(emu_mode == EMU_MOUSE || emu_mode == EMU_JOY0) set_kbd_led(HID_LED_NUM_LOCK, true);
else set_kbd_led(HID_LED_NUM_LOCK, false);
if(emu_mode == EMU_MOUSE || emu_mode == EMU_JOY1) hid_set_kbd_led(HID_LED_SCROLL_LOCK, true);
else hid_set_kbd_led(HID_LED_SCROLL_LOCK, false);
if(emu_mode == EMU_MOUSE || emu_mode == EMU_JOY1) set_kbd_led(HID_LED_SCROLL_LOCK, true);
else set_kbd_led(HID_LED_SCROLL_LOCK, false);
}
}
}

14
user_io.h
View File

@@ -51,6 +51,7 @@
#define UIO_SET_SDSTAT 0x1c // set sd card status
#define UIO_SET_SDINFO 0x1d // send info about mounted image
#define UIO_SET_STATUS2 0x1e // 32bit status
#define UIO_GET_KBD_LED 0x1f // keyboard LEDs control
// codes as used by 8bit (atari 800, zx81) via SS2
#define UIO_GET_STATUS 0x50
@@ -91,6 +92,19 @@
#define JOY_L3 0x4000
#define JOY_R3 0x8000
// keyboard LEDs control
#define KBD_LED_CAPS_CONTROL 0x01
#define KBD_LED_CAPS_STATUS 0x02
#define KBD_LED_CAPS_MASK (KBD_LED_CAPS_CONTROL | KBD_LED_CAPS_STATUS)
#define KBD_LED_NUM_CONTROL 0x04
#define KBD_LED_NUM_STATUS 0x08
#define KBD_LED_NUM_MASK (KBD_LED_NUM_CONTROL | KBD_LED_NUM_STATUS)
#define KBD_LED_SCRL_CONTROL 0x10
#define KBD_LED_SCRL_STATUS 0x20
#define KBD_LED_SCRL_MASK (KBD_LED_SCRL_CONTROL | KBD_LED_SCRL_STATUS)
#define KBD_LED_FLAG_MASK 0xC0
#define KBD_LED_FLAG_STATUS 0x40
#define CONF_SCANDOUBLER_DISABLE 0x10
// core type value should be unlikely to be returned by broken cores