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PSOC6: send HCI reset after patch RAM download #9821

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Merged
merged 1 commit into from
Feb 25, 2019
Merged

PSOC6: send HCI reset after patch RAM download #9821

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21 changes: 19 additions & 2 deletions features/FEATURE_BLE/targets/TARGET_Cypress/TARGET_CYW43XXX/HCIDriver.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,13 @@ static const uint8_t pre_brcm_patchram_buf[] = {
0x03, 0x0C, 0x00,
0x2E, 0xFC, 0x00,
};
static const uint8_t post_brcm_patchram_buf[] = {
// RESET cmd
0x03, 0x0C, 0x00,
};

static const int pre_brcm_patch_ram_length = sizeof(pre_brcm_patchram_buf);
static const int post_brcm_patch_ram_length = sizeof(post_brcm_patchram_buf);

#define HCI_RESET_RAND_CNT 4
#define HCI_VS_CMD_SET_SLEEP_MODE 0xFC27
Expand Down Expand Up @@ -278,12 +284,24 @@ class HCIDriver : public cordio::CordioHCIDriver {
{
service_pack_ptr = brcm_patchram_buf;
service_pack_length = brcm_patch_ram_length;
service_pack_next = &HCIDriver::terminate_service_pack_transfert;
service_pack_next = &HCIDriver::post_service_pack_transfert;
service_pack_index = 0;
service_pack_transfered = false;
send_service_pack_command();
}

// Called once brcm_patchram_buf has been transferred; send post_brcm_patchram_buf
void post_service_pack_transfert(void)
{
service_pack_ptr = post_brcm_patchram_buf;
service_pack_length = post_brcm_patch_ram_length;
service_pack_next = &HCIDriver::terminate_service_pack_transfert;;
service_pack_index = 0;
service_pack_transfered = false;
wait_ms(1000);
send_service_pack_command();
}

// Called once post_brcm_patchram_buf has been transferred; start regular initialization.
void terminate_service_pack_transfert(void)
{
Expand All @@ -292,7 +310,6 @@ class HCIDriver : public cordio::CordioHCIDriver {
service_pack_next = NULL;
service_pack_index = 0;
service_pack_transfered = true;
wait_ms(1000);
set_sleep_mode();
}

Expand Down