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cc256x: allow to select custom init script for next power up

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This commit is contained in:
Matthias Ringwald 2017-05-13 22:45:47 +02:00
parent caf56077b9
commit e2ee49ead8
2 changed files with 45 additions and 8 deletions
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42
chipset/cc256x/btstack_chipset_cc256x.c
View File

@ -63,6 +63,7 @@
#include "btstack_config.h" #include "btstack_config.h"
#include "btstack_chipset_cc256x.h" #include "btstack_chipset_cc256x.h"
#include "btstack_debug.h"
#include <stddef.h> /* NULL */ #include <stddef.h> /* NULL */
#include <stdio.h> #include <stdio.h>
@ -79,13 +80,24 @@
#include "btstack_control.h" #include "btstack_control.h"
// actual init script provided by seperate .c file // default init script provided by separate .c file
extern const uint8_t cc256x_init_script[]; extern const uint8_t cc256x_init_script[];
extern const uint32_t cc256x_init_script_size; extern const uint32_t cc256x_init_script_size;
// init script // custom init script set by btstack_chipset_cc256x_set_init_script
static uint32_t init_script_offset = 0; // used to select init scripts before each power up
static int16_t init_power_in_dB = 13; // 13 dBm static const uint8_t * custom_init_script;
static uint32_t custom_init_script_size;
// init script to use: either cc256x_init_script or custom_init_script
static const uint8_t * init_script;
static uint32_t init_script_size;
// power in db - set by btstack_chipset_cc256x_set_power
static int16_t init_power_in_dB = 13; // 13 dBm
// upload position
static uint32_t init_script_offset = 0;
// support for SCO over HCI // support for SCO over HCI
#ifdef ENABLE_SCO_OVER_HCI #ifdef ENABLE_SCO_OVER_HCI
@ -149,6 +161,15 @@ static const uint8_t hci_route_sco_over_hci[] = {
static void chipset_init(const void * config){ static void chipset_init(const void * config){
init_script_offset = 0; init_script_offset = 0;
if (custom_init_script){
log_info("cc256x: using custom init script");
init_script = custom_init_script;
init_script_size = custom_init_script_size;
} else {
log_info("cc256x: using default init script");
init_script = cc256x_init_script;
init_script_size = cc256x_init_script_size;
}
#ifdef ENABLE_SCO_OVER_HCI #ifdef ENABLE_SCO_OVER_HCI
init_send_route_sco_over_hci = 1; init_send_route_sco_over_hci = 1;
#endif #endif
@ -274,7 +295,7 @@ static void update_init_script_command(uint8_t *hci_cmd_buffer){
} }
static btstack_chipset_result_t chipset_next_command(uint8_t * hci_cmd_buffer){ static btstack_chipset_result_t chipset_next_command(uint8_t * hci_cmd_buffer){
if (init_script_offset >= cc256x_init_script_size) { if (init_script_offset >= init_script_size) {
#ifdef ENABLE_SCO_OVER_HCI #ifdef ENABLE_SCO_OVER_HCI
// append send route SCO over HCI if requested // append send route SCO over HCI if requested
@ -303,15 +324,15 @@ static btstack_chipset_result_t chipset_next_command(uint8_t * hci_cmd_buffer){
#elif defined (__AVR__) #elif defined (__AVR__)
// workaround: use memcpy_P to access init script in lower 64 kB of flash // workaround: use memcpy_P to access init script in lower 64 kB of flash
memcpy_P(&hci_cmd_buffer[0], &cc256x_init_script[init_script_offset], 3); memcpy_P(&hci_cmd_buffer[0], &init_script[init_script_offset], 3);
init_script_offset += 3; init_script_offset += 3;
int payload_len = hci_cmd_buffer[2]; int payload_len = hci_cmd_buffer[2];
memcpy_P(&hci_cmd_buffer[3], &cc256x_init_script[init_script_offset], payload_len); memcpy_P(&hci_cmd_buffer[3], &init_script[init_script_offset], payload_len);
#else #else
// use memcpy with pointer // use memcpy with pointer
uint8_t * init_script_ptr = (uint8_t*) &cc256x_init_script[0]; uint8_t * init_script_ptr = (uint8_t*) &init_script[0];
memcpy(&hci_cmd_buffer[0], init_script_ptr + init_script_offset, 3); // cmd header memcpy(&hci_cmd_buffer[0], init_script_ptr + init_script_offset, 3); // cmd header
init_script_offset += 3; init_script_offset += 3;
int payload_len = hci_cmd_buffer[2]; int payload_len = hci_cmd_buffer[2];
@ -333,6 +354,11 @@ void btstack_chipset_cc256x_set_power(int16_t power_in_dB){
init_power_in_dB = power_in_dB; init_power_in_dB = power_in_dB;
} }
void btstack_chipset_cc256x_set_init_script(uint8_t * data, uint32_t size){
custom_init_script = data;
custom_init_script_size = size;
}
static const btstack_chipset_t btstack_chipset_cc256x = { static const btstack_chipset_t btstack_chipset_cc256x = {
"CC256x", "CC256x",
chipset_init, chipset_init,

11
chipset/cc256x/btstack_chipset_cc256x.h
View File

@ -65,6 +65,17 @@ const btstack_chipset_t * btstack_chipset_cc256x_instance(void);
*/ */
uint16_t btstack_chipset_cc256x_lmp_subversion(void); uint16_t btstack_chipset_cc256x_lmp_subversion(void);
/**
* Set init script to use for next power up
*
* Note: Only needed when switching between different add-ons (BLE, AVRP, ANT+)
* Note: Not supported by MSP430 "init script at 0x10000" workaround
*
* @param init_script_data or 0 for default script
* @param init_script_size or 0 for default script
*/
void btstack_chipset_cc256x_set_init_script(uint8_t * data, uint32_t size);
#if defined __cplusplus #if defined __cplusplus
} }
#endif #endif