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btstack_uart_block/embedded: support sleep

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This commit is contained in:
Matthias Ringwald 2017-05-02 00:22:41 +02:00
parent c3dafd4604
commit 224203d84a
1 changed files with 41 additions and 8 deletions
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49
platform/embedded/btstack_uart_block_embedded.c
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@ -57,10 +57,12 @@ static btstack_data_source_t transport_data_source;
static int send_complete;
static int receive_complete;
static int wakeup_event;
// callbacks
static void (*block_sent)(void);
static void (*block_received)(void);
static void (*wakeup_handler)(void);
static void btstack_uart_block_received(void){
@ -73,6 +75,11 @@ static void btstack_uart_block_sent(void){
btstack_run_loop_embedded_trigger();
}
static void btstack_uart_cts_pulse(void){
wakeup_event = 1;
btstack_run_loop_embedded_trigger();
}
static int btstack_uart_embedded_init(const btstack_uart_config_t * config){
uart_config = config;
hal_uart_dma_set_block_received(&btstack_uart_block_received);
@ -91,6 +98,10 @@ static void btstack_uart_embedded_process(btstack_data_source_t *ds, btstack_dat
receive_complete = 0;
block_received();
}
if (wakeup_event){
wakeup_event = 0;
wakeup_handler();
}
break;
default:
break;
@ -127,6 +138,10 @@ static void btstack_uart_embedded_set_block_sent( void (*block_handler)(void)){
block_sent = block_handler;
}
static void btstack_uart_embedded_set_wakeup_handler( void (*the_wakeup_handler)(void)){
wakeup_handler = the_wakeup_handler;
}
static int btstack_uart_embedded_set_parity(int parity){
return 0;
}
@ -139,11 +154,29 @@ static void btstack_uart_embedded_receive_block(uint8_t *buffer, uint16_t len){
hal_uart_dma_receive_block(buffer, len);
}
// static void btstack_uart_embedded_set_sleep(uint8_t sleep){
// }
static int btstack_uart_embedded_get_supported_sleep_modes(void){
#ifdef HAVE_HAL_UART_DMA_SLEEP_MODES
return hal_uart_dma_get_supported_sleep_modes();
#else
return BTSTACK_UART_SLEEP_MASK_RTS_HIGH_WAKE_ON_CTS_PULSE;
#endif
}
// static void btstack_uart_embedded_set_csr_irq_handler( void (*csr_irq_handler)(void)){
// }
static void btstack_uart_embedded_set_sleep(btstack_uart_sleep_mode_t sleep_mode){
log_info("set sleep %u", sleep_mode);
if (sleep_mode == BTSTACK_UART_SLEEP_RTS_HIGH_WAKE_ON_CTS_PULSE){
hal_uart_dma_set_csr_irq_handler(&btstack_uart_cts_pulse);
} else {
hal_uart_dma_set_csr_irq_handler(NULL);
}
#ifdef HAVE_HAL_UART_DMA_SLEEP_MODES
hal_uart_dma_set_sleep_mode(sleep_mode);
#else
hal_uart_dma_set_sleep(sleep_mode != BTSTACK_UART_SLEEP_OFF);
#endif
log_info("done");
}
static const btstack_uart_block_t btstack_uart_embedded = {
/* int (*init)(hci_transport_config_uart_t * config); */ &btstack_uart_embedded_init,
@ -155,11 +188,11 @@ static const btstack_uart_block_t btstack_uart_embedded = {
/* int (*set_parity)(int parity); */ &btstack_uart_embedded_set_parity,
/* void (*receive_block)(uint8_t *buffer, uint16_t len); */ &btstack_uart_embedded_receive_block,
/* void (*send_block)(const uint8_t *buffer, uint16_t length); */ &btstack_uart_embedded_send_block,
/* int (*get_supported_sleep_modes); */ NULL,
/* void (*set_sleep)(btstack_uart_sleep_mode_t sleep_mode); */ NULL,
/* void (*set_wakeup_handler)(void (*handler)(void)); */ NULL,
/* int (*get_supported_sleep_modes); */ &btstack_uart_embedded_get_supported_sleep_modes,
/* void (*set_sleep)(btstack_uart_sleep_mode_t sleep_mode); */ &btstack_uart_embedded_set_sleep,
/* void (*set_wakeup_handler)(void (*handler)(void)); */ &btstack_uart_embedded_set_wakeup_handler,
};
const btstack_uart_block_t * btstack_uart_block_embedded_instance(void){
return &btstack_uart_embedded;
}
}