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Diffstat (limited to 'fw/fe310/eos/eve/eve_eos.c')
-rw-r--r--fw/fe310/eos/eve/eve_eos.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/fw/fe310/eos/eve/eve_eos.c b/fw/fe310/eos/eve/eve_eos.c
new file mode 100644
index 0000000..35c237e
--- /dev/null
+++ b/fw/fe310/eos/eve/eve_eos.c
@@ -0,0 +1,88 @@
+#include <stdlib.h>
+
+#include "platform.h"
+
+#include "eos.h"
+#include "interrupt.h"
+#include "event.h"
+#include "power.h"
+
+#include "board.h"
+
+#include "eve.h"
+#include "eve_eos.h"
+
+static int _run;
+
+static void handle_time(unsigned char type) {
+ if (_run) {
+ eve_spi_start();
+ eve_handle_time();
+ eve_spi_stop();
+ }
+}
+
+static void handle_evt(unsigned char type, unsigned char *buffer, uint16_t len) {
+ if (_run) {
+ eve_spi_start();
+ eve_handle_intr();
+ eve_spi_stop();
+
+ GPIO_REG(GPIO_LOW_IE) |= (1 << EVE_PIN_INTR);
+ }
+}
+
+static void handle_intr(void) {
+ GPIO_REG(GPIO_LOW_IE) &= ~(1 << EVE_PIN_INTR);
+ GPIO_REG(GPIO_LOW_IP) = (1 << EVE_PIN_INTR);
+ eos_evtq_push_isr(EOS_EVT_UI | EVE_ETYPE_INTR, NULL, 0);
+}
+
+int eos_eve_init(uint8_t wakeup_cause, uint8_t gpio_dir, int touch_calibrate, uint32_t *touch_matrix) {
+ int rst = (wakeup_cause == EOS_PWR_WAKE_RST);
+ int rv;
+
+ if (rst) {
+ rv = eve_init(gpio_dir, touch_calibrate, touch_matrix);
+ if (rv) return EOS_ERR;
+ } else {
+ eve_active();
+ }
+
+ eos_evtq_set_handler(EOS_EVT_UI, handle_evt);
+ eos_timer_set_handler(EOS_TIMER_ETYPE_UI, handle_time);
+ eos_intr_set(INT_GPIO_BASE + EVE_PIN_INTR, IRQ_PRIORITY_UI, handle_intr);
+ eos_intr_disable(INT_GPIO_BASE + EVE_PIN_INTR);
+
+ return EOS_OK;
+}
+
+int eos_eve_run(uint8_t wakeup_cause) {
+ eos_eve_start();
+ eve_start_clk();
+
+ return EOS_OK;
+}
+
+void eos_eve_start(void) {
+ eve_start();
+
+ GPIO_REG(GPIO_INPUT_EN) |= (1 << EVE_PIN_INTR);
+ GPIO_REG(GPIO_OUTPUT_EN) &= ~(1 << EVE_PIN_INTR);
+ GPIO_REG(GPIO_PULLUP_EN) &= ~(1 << EVE_PIN_INTR);
+ GPIO_REG(GPIO_OUTPUT_XOR) &= ~(1 << EVE_PIN_INTR);
+
+ GPIO_REG(GPIO_LOW_IE) |= (1 << EVE_PIN_INTR);
+
+ eos_intr_enable(INT_GPIO_BASE + EVE_PIN_INTR);
+ _run = 1;
+}
+
+void eos_eve_stop(void) {
+ _run = 0;
+ eos_intr_disable(INT_GPIO_BASE + EVE_PIN_INTR);
+
+ GPIO_REG(GPIO_LOW_IE) &= ~(1 << EVE_PIN_INTR);
+
+ eve_stop();
+} \ No newline at end of file