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provide buffer to next_cmd - avoids extra buffer for embedded systems with init scripts

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This commit is contained in:
matthias.ringwald 2011-07-28 22:05:38 +00:00
parent 223aafc1c7
commit d62aca9f5d
2 changed files with 15 additions and 13 deletions
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10
src/bt_control.h
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@ -55,13 +55,15 @@ typedef struct {
int (*valid)(void *config); // <-- test if hardware can be supported int (*valid)(void *config); // <-- test if hardware can be supported
const char * (*name) (void *config); // <-- return hardware name const char * (*name) (void *config); // <-- return hardware name
/** support for UART baud rate changes */ /** support for UART baud rate changes - cmd has to be stored in hci_cmd_buffer
* @return have command
*/
int (*baudrate_cmd)(void * config, uint32_t baudrate, uint8_t *hci_cmd_buffer); int (*baudrate_cmd)(void * config, uint32_t baudrate, uint8_t *hci_cmd_buffer);
/** support custom init sequences after RESET command /** support custom init sequences after RESET command - cmd has to be stored in hci_cmd_buffer
* @return pointer do next command packet used during init * @return have command
*/ */
uint8_t * (*next_command)(void *config); int (*next_cmd)(void *config, uint8_t * hci_cmd_buffer);
void (*register_for_power_notifications)(void (*cb)(POWER_NOTIFICATION_t event)); void (*register_for_power_notifications)(void (*cb)(POWER_NOTIFICATION_t event));

10
src/hci.c
View File

@ -956,14 +956,14 @@ void hci_run(){
case 3: case 3:
// custom initialization // custom initialization
if (hci_stack.control && hci_stack.control->next_command){ if (hci_stack.control && hci_stack.control->next_command){
uint8_t * cmd = (*hci_stack.control->next_command)(hci_stack.config); int valid_cmd = (*hci_stack.control->next_command)(hci_stack.config, hci_stack.hci_cmd_buffer);
if (cmd) { if (valid_cmd){
int size = 3 + cmd[2]; int size = 3 + hci_stack.hci_cmd_buffer[2];
hci_stack.hci_transport->send_packet(HCI_COMMAND_DATA_PACKET, cmd, size); hci_stack.hci_transport->send_packet(HCI_COMMAND_DATA_PACKET, hci_stack.hci_cmd_buffer, size);
hci_stack.substate = 4; // more init commands hci_stack.substate = 4; // more init commands
break; break;
} }
printf("hci_run: init script done\n\r"); log_info("hci_run: init script done\n\r");
} }
// otherwise continue // otherwise continue
hci_send_cmd(&hci_read_bd_addr); hci_send_cmd(&hci_read_bd_addr);