#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
-#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <syslog.h>
#include <termios.h>
#include <time.h>
+#include <unistd.h>
#include <sys/time.h>
#include <sys/poll.h>
#include <sys/param.h>
} __attribute__((packed)) command_complete_t;
extern int read_hci_event(int fd, unsigned char* buf, int size);
+extern int set_speed(int fd, struct termios *ti, int speed);
-static int read_command_complete(int fd, unsigned short opcode, unsigned char len) {
+static int read_command_complete(int fd, uint16_t opcode) {
command_complete_t resp;
/* Read reply. */
- FAILIF(read_hci_event(fd, (char *)&resp, sizeof(resp)) < 0,
- "Failed to read response");
+ FAILIF(read_hci_event(fd, (unsigned char *)&resp, sizeof(resp)) < 0,
+ "Failed to read response for opcode %#04x\n", opcode);
/* Parse speed-change reply */
FAILIF(resp.uart_prefix != HCI_EVENT_PKT,
- "Error in response: not an event packet, but 0x%02x!\n",
+ "Error in response: not an event packet, but %#02X!\n",
resp.uart_prefix);
FAILIF(resp.hci_hdr.evt != EVT_CMD_COMPLETE, /* event must be event-complete */
"but 0x%02x!\n", resp.hci_hdr.evt);
FAILIF(resp.hci_hdr.plen < 4, /* plen >= 4 for EVT_CMD_COMPLETE */
- "Error in response: plen is not >= 4, but 0x%02x!\n",
+ "Error in response: plen is not >= 4, but %#02X!\n",
resp.hci_hdr.plen);
/* cmd-complete event: opcode */
FAILIF(resp.cmd_complete.opcode != (uint16_t)opcode,
- "Error in response: opcode is 0x%04x, not 0x%04x!",
+ "Error in response: opcode is %#04X, not %#04X!",
resp.cmd_complete.opcode, opcode);
+ FAILIF(resp.status != 0,
+ "Error in response: status is %x for opcode %#04x\n", resp.status,
+ opcode);
+
return resp.status == 0 ? 0 : -1;
}
uint32_t speed;
} __attribute__((packed)) texas_speed_change_cmd_t;
-static int texas_change_speed(int fd, uint32_t speed) {
-
- return 0;
+static int texas_change_speed(int fd, struct termios *ti, uint32_t speed) {
/* Send a speed-change request */
-
texas_speed_change_cmd_t cmd;
int n;
cmd.hci_hdr.plen = sizeof(uint32_t);
cmd.speed = speed;
- fprintf(stdout, "Setting speed to %d\n", speed);
+ printf("Setting speed to %d\n", speed);
n = write(fd, &cmd, sizeof(cmd));
if (n < 0) {
perror("Failed to write speed-set command");
return -1;
}
- n = write(fd, &cmd, sizeof(cmd));
- if (n < 0) {
- perror("Failed to write command.");
- return -1;
- }
if (n < (int)sizeof(cmd)) {
fprintf(stderr, "Wanted to write %d bytes, could only write %d. "
"Stop\n", (int)sizeof(cmd), n);
}
/* Parse speed-change reply */
- if (read_command_complete(fd, 0xff36, 4) < 0) {
+ if (read_command_complete(fd, 0xff36) < 0) {
+ return -1;
+ }
+
+ if (set_speed(fd, ti, speed) < 0) {
+ perror("Can't set baud rate");
return -1;
}
- fprintf(stdout, "Speed changed to %d.\n", speed);
+
+ printf("Texas speed changed to %d.\n", speed);
+ return 0;
}
static int texas_load_firmware(int fd, const char *firmware) {
+ int fw;
- fprintf(stdout, "Opening firmware file: %s\n", firmware);
- int fw = open(firmware, O_RDONLY);
- FAILIF(fw < 0,
- "Could not open firmware file %s: %s (%d).\n",
+ printf("Loading firmware from %s...\n", firmware);
+ fw = open(firmware, O_RDONLY);
+ FAILIF(fw < 0, "Could not open firmware file %s: %s (%d).\n",
firmware, strerror(errno), errno);
- fprintf(stdout, "Uploading firmware...\n");
- do {
- int nr;
- /* Read each command and wait for a response. */
- unsigned char cmdp[1 + sizeof(hci_command_hdr)];
- nr = read(fw, cmdp, sizeof(cmdp));
- if (!nr)
- break;
- hci_command_hdr *cmd = (hci_command_hdr *)(cmdp + 1);
- FAILIF(nr != sizeof(cmdp), "Could not read H4 + HCI header!\n");
- FAILIF(*cmdp != HCI_COMMAND_PKT, "Command is not an H4 command packet!\n");
-
- unsigned char data[1024];
- FAILIF(read(fw, data, cmd->plen) != cmd->plen,
- "Could not read %d bytes of data for command with opcode %04x!\n",
- cmd->plen,
- cmd->opcode);
-
- {
-#if 0
- fprintf(stdout, "\topcode 0x%04x (%d bytes of data).\n",
- cmd->opcode,
- cmd->plen);
-#endif
- struct iovec iov_cmd[2];
- iov_cmd[0].iov_base = cmdp;
- iov_cmd[0].iov_len = sizeof(cmdp);
- iov_cmd[1].iov_base = data;
- iov_cmd[1].iov_len = cmd->plen;
- int nw = writev(fd, iov_cmd, 2);
- FAILIF(nw != sizeof(cmd) + cmd->plen,
- "Could not send entire command (sent only %d bytes)!\n",
- nw);
- }
-
- /* Wait for response */
- if (read_command_complete(fd,
- cmd->opcode,
- cmd->plen) < 0) {
+ while (1) {
+ unsigned char cmd[1024];
+ hci_command_hdr *hci_cmd;
+ unsigned int n;
+
+ /* read in H4 packets from firmware file */
+ n = read(fw, cmd, sizeof(hci_command_hdr) + 1);
+ if (!n) break;
+ FAILIF(n != sizeof(hci_command_hdr) + 1,
+ "Could not read H4 + HCI header!\n");
+ FAILIF(cmd[0] != HCI_COMMAND_PKT,
+ "Command is not an H4 command packet!\n");
+ hci_cmd = (hci_command_hdr *)&cmd[1];
+
+ FAILIF(read(fw, &cmd[sizeof(hci_command_hdr) + 1], hci_cmd->plen)
+ != hci_cmd->plen,
+ "Could not read %d bytes of data for opcode %#04X!\n",
+ hci_cmd->plen, hci_cmd->opcode);
+
+ /* write h4 packet to chip */
+// printf("opcode %#04X (%d bytes data)\n", hci_cmd->opcode, hci_cmd->plen);
+ n = write(fd, cmd, sizeof(hci_command_hdr) + 1 + hci_cmd->plen);
+ FAILIF(n != sizeof(hci_command_hdr) + 1 + hci_cmd->plen,
+ "Could not send entire command (sent only %d bytes)!\n",
+ n);
+ if (read_command_complete(fd, hci_cmd->opcode) < 0) {
return -1;
}
-
- } while(1);
- fprintf(stdout, "Firmware upload successful.\n");
-
+ }
close(fw);
+
+ printf("Firmware load successful.\n");
+
return 0;
}
{
struct timespec tm = {0, 50000};
char cmd[4];
- unsigned char resp[100]; /* Response */
+ unsigned char resp[100]; /* Response */
int n;
memset(resp,'\0', 100);
- /* It is possible to get software version with manufacturer specific
+ /* It is possible to get software version with manufacturer specific
HCI command HCI_VS_TI_Version_Number. But the only thing you get more
is if this is point-to-point or point-to-multipoint module */
fprintf(stderr,"WARNING : module's manufacturer is not Texas Instrument\n");
/* Print LMP version */
- fprintf(stderr, "Texas module LMP version : 0x%02x\n", resp[10] & 0xFF);
+ fprintf(stderr, "Texas module LMP version : %#02X\n", resp[10] & 0xFF);
/* Print LMP subversion */
{
- unsigned short lmp_subv = resp[13] | (resp[14] << 8);
- unsigned short brf_chip = (lmp_subv & 0x7c00) >> 10;
+ uint16_t lmp_subv = resp[13] | (resp[14] << 8);
+ uint16_t brf_chip = (lmp_subv & 0x7c00) >> 10;
static const char *c_brf_chip[5] = {
"unknown",
"unknown",
"brf6300"
};
- fprintf(stderr, "Texas module LMP sub-version : 0x%04x\n", lmp_subv);
+ fprintf(stderr, "Texas module LMP sub-version : %#04X\n", lmp_subv);
fprintf(stderr,
"\tinternal version freeze: %d\n"
char fw[100];
sprintf(fw, "/etc/firmware/%s.bin", c_brf_chip[brf_chip]);
- texas_load_firmware(fd, fw);
- texas_change_speed(fd, speed);
+ texas_change_speed(fd, ti, speed);
+
+ texas_load_firmware(fd, fw);
}
nanosleep(&tm, NULL);
return 0;
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