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raspi: fix compile, look for BCM43430A1.hcd in /lib/firmware/

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This commit is contained in:
Matthias Ringwald 2018-07-26 07:56:17 +02:00
parent 88d4cc4fbc
commit e0814c90e9
1 changed files with 17 additions and 21 deletions
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38
port/raspi/main.c
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@ -78,10 +78,11 @@ typedef enum {
UART_HARDWARE_FLOW
} uart_type_t;
// default config, updated depending on RasperryPi UART configuration
static hci_transport_config_uart_t transport_config = {
HCI_TRANSPORT_CONFIG_UART,
115200,
460800, // main baudrate
0, // main baudrate
0, // flow control
NULL,
};
@ -129,14 +130,14 @@ static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *pack
}
// see https://github.com/RPi-Distro/pi-bluetooth/blob/master/usr/bin/btuart
static int raspi_get_bd_addr(bd_addr_t bd_addr){
static int raspi_get_bd_addr(bd_addr_t addr){
FILE *fd = fopen( "/proc/device-tree/serial-number", "r" );
if( fd == NULL ){
fprintf(stderr, "can't read serial number, %s\n", strerror( errno ) );
return -1;
}
fscanf( fd, "%*08" SCNx32 "%*02" SCNx8 "%02" SCNx8 "%02" SCNx8 "%02" SCNx8, &addr[3], &addr[4], &addr[5] );
fscanf( fd, "%*08u" "%*02u" "%02" SCNx8 "%02" SCNx8 "%02" SCNx8, &addr[3], &addr[4], &addr[5] );
fclose( fd );
addr[0] = 0xb8; addr[1] = 0x27; addr[2] = 0xeb;
@ -148,41 +149,37 @@ static int raspi_get_bd_addr(bd_addr_t bd_addr){
// see https://github.com/RPi-Distro/pi-bluetooth/blob/master/usr/bin/btuart
// on UART_INVALID errno is set
static uart_type_t raspi_get_bluetooth_uart_type(void){
uint8_t deviceUart0[21] = { 0 };
uint8_t deviceSerial1[21] = { 0 };
int fd = fopen( "/proc/device-tree/aliases/uart0", "r" );
if( fd == NULL ) return UART_INVALID;
uint8_t deviceUart0[21] = { 0 };
FILE *fd = fopen( "/proc/device-tree/aliases/uart0", "r" );
if( fd == NULL ) return UART_INVALID;
fscanf( fd, "%20s", deviceUart0 );
fclose( fd );
uint8_t deviceSerial1[21] = { 0 };
fd = fopen( "/proc/device-tree/aliases/serial1", "r" );
if( fd == NULL ) return UART_INVALID;
fscanf( fd, "%20s", deviceSerial1 );
fclose( fd );
if( strncmp( deviceUart0, deviceSerial1, 21 ) == 0 )
{
// test if uart0 is an alias for serial1
if( strncmp( (const char *) deviceUart0, (const char *) deviceSerial1, 21 ) == 0 ){
// HW uart
size_t count = 0;
uint8_t buf[16];
fd = fopen( "/proc/device-tree/soc/gpio@7e200000/uart0_pins/brcm,pins", "r" );
if( fd == NULL ) return UART_INVALID;
count = fread( buf, 1, 16, fd );
fclose( fd );
if( count == 16 )
{
return UART_HARDWARE_FLOW;
} else
{
// contains assigned pins
int pins = count / 4;
if( pins == 4 ){
return UART_HARDWARE_FLOW;
} else {
return UART_HARDWARE_NO_FLOW;
}
} else
{
} else {
return UART_SOFTWARE_NO_FLOW;
}
}
@ -209,7 +206,6 @@ int main(int argc, const char * argv[]){
raspi_get_bd_addr(addr);
// set UART config based on raspi Bluetooth UART type
uart_type_t uart_type = raspi_get_bluetooth_uart_type();
switch (raspi_get_bluetooth_uart_type()){
case UART_INVALID:
fprintf(stderr, "can't verify HW uart, %s\n", strerror( errno ) );
@ -236,7 +232,7 @@ int main(int argc, const char * argv[]){
chipset->init(&transport_config);
// set path to firmware files
btstack_chipset_bcm_set_hcd_folder_path("/lib/firmware/brcm");
btstack_chipset_bcm_set_hcd_folder_path("/lib/firmware");
// set chipset name
btstack_chipset_bcm_set_device_name("BCM43430A1");