diff options
Diffstat (limited to 'board/oak/board.c')
| -rw-r--r-- | board/oak/board.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/board/oak/board.c b/board/oak/board.c index ffe5ddf049..b77e582930 100644 --- a/board/oak/board.c +++ b/board/oak/board.c @@ -7,6 +7,7 @@ #include "adc.h" #include "adc_chip.h" +#include "atomic.h" #include "battery.h" #include "charge_manager.h" #include "charge_state.h" @@ -46,6 +47,13 @@ #define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP | GPIO_INT_BOTH) #define GPIO_KB_OUTPUT GPIO_ODR_HIGH +/* + * PD host event status for host command + * Note: this variable must be aligned on 4-byte boundary because we pass the + * address to atomic_ functions which use assembly to access them. + */ +static struct ec_response_host_event_status host_event_status __aligned(4); + /* Dispaly port hardware can connect to port 0, 1 or neither. */ #define PD_PORT_NONE -1 @@ -161,6 +169,18 @@ void board_reset_pd_mcu(void) gpio_set_level(GPIO_USB_PD_RST_L, 1); } +/* Send host event up to AP */ +void pd_send_host_event(int mask) +{ + /* mask must be set */ + if (!mask) + return; + + atomic_or(&(host_event_status.status), mask); + /* interrupt the AP */ + host_set_single_event(EC_HOST_EVENT_PD_MCU); +} + void __board_i2c_set_timeout(int port, uint32_t timeout) { } @@ -346,3 +366,19 @@ void board_set_ap_reset(int asserted) gpio_set_level(GPIO_AP_RESET_L, !asserted); } } + +/****************************************************************************/ +/* Host commands */ +static int host_event_status_host_cmd(struct host_cmd_handler_args *args) +{ + struct ec_response_host_event_status *r = args->response; + + /* Read and clear the host event status to return to AP */ + r->status = atomic_read_clear(&(host_event_status.status)); + + args->response_size = sizeof(*r); + return EC_RES_SUCCESS; +} +DECLARE_HOST_COMMAND(EC_CMD_PD_HOST_EVENT_STATUS, host_event_status_host_cmd, + EC_VER_MASK(0)); + |