mirror of
https://github.com/d0k3/GodMode9.git
synced 2025-06-26 21:52:48 +00:00
f5a877d00b
- moved brightness control to the ARM11 - moved HID updating to the ARM11 - moved screen init from ARM9 to the ARM11, always performed unconditionally - removed unnecessary SCREENINIT and SET_BRIGHTNESS pxi commands and other stuff I probably forgot about
88 lines
1.8 KiB
C
Executable File
88 lines
1.8 KiB
C
Executable File
#include <hid_map.h>
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#include <types.h>
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#include <arm.h>
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#include "hw/gpio.h"
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#include "hw/gpulcd.h"
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#include "hw/i2c.h"
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#include "hw/mcu.h"
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enum {
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PWR_BTN = 0,
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PWR_HOLD = 1,
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HOME_BTN = 2,
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HOME_HOLD = 3,
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WIFI_SWITCH = 4,
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SHELL_CLOSE = 5,
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SHELL_OPEN = 6,
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VOL_SLIDER = 22,
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};
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static u8 cached_volume_slider = 0;
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static u32 spec_hid = 0;
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static void MCU_UpdateVolumeSlider(void)
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{
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cached_volume_slider = MCU_ReadReg(0x09);
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}
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void MCU_HandleInterrupts(u32 __attribute__((unused)) irqn)
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{
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u32 ints;
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// Reading the pending mask automagically acknowledges
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// all the interrupts, so we must be sure to process all
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// of them in one go, possibly keep reading from the
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// register until it returns all zeroes
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MCU_ReadRegBuf(0x10, (u8*)&ints, sizeof(ints));
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while(ints != 0) {
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u32 mcu_int_id = 31 - __builtin_clz(ints);
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switch(mcu_int_id) {
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case PWR_BTN:
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case PWR_HOLD:
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spec_hid |= BUTTON_POWER;
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break;
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case HOME_BTN:
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case HOME_HOLD:
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spec_hid |= BUTTON_HOME;
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break;
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case WIFI_SWITCH:
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spec_hid |= BUTTON_WIFI;
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break;
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case VOL_SLIDER:
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MCU_UpdateVolumeSlider();
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break;
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default:
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break;
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}
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ints &= ~BIT(mcu_int_id);
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}
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}
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void MCU_Init(void)
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{
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u32 mask = 0xFFBF0000 | BIT(11);
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I2C_writeRegBuf(3, 0x18, (const u8*)&mask, sizeof(mask));
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MCU_UpdateVolumeSlider();
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GPIO_setBit(19, 9); // enables MCU interrupts?
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}
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u8 MCU_GetVolumeSlider(void)
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{
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return cached_volume_slider;
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}
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u32 MCU_GetSpecialHID(void)
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{
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u32 ret = spec_hid;
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spec_hid = 0;
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return ret;
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}
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