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jtag: drivers: buspirate: fix abuse of "char" type 

Change occurrences of char to uint8_t where appropriate as a binary
protocol is used to talk to this adapter.

This fixes a build issue with modern clang.

Change-Id: I21cc82c8cad148bd0977533c12c74a9d6ba2faff
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/4462
Tested-by: jenkins
Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
This commit is contained in:
Paul Fertser 2018-03-12 20:09:50 +03:00 committed by Matthias Welwarsky
parent 6a4f5a4a67
commit b8c7232b66
1 changed files with 32 additions and 32 deletions
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64
src/jtag/drivers/buspirate.c
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@ -141,7 +141,7 @@ static void buspirate_set_speed(int, char);
/* low level interface */
static void buspirate_bbio_enable(int);
static void buspirate_jtag_reset(int);
static unsigned char buspirate_jtag_command(int, char *, int);
static unsigned char buspirate_jtag_command(int, uint8_t *, int);
static void buspirate_jtag_set_speed(int, char);
static void buspirate_jtag_set_mode(int, char);
static void buspirate_jtag_set_feature(int, char, char);
@ -155,10 +155,10 @@ static void buspirate_swd_set_mode(int, char);
/* low level HW communication interface */
static int buspirate_serial_open(char *port);
static int buspirate_serial_setspeed(int fd, char speed, cc_t timeout);
static int buspirate_serial_write(int fd, char *buf, int size);
static int buspirate_serial_read(int fd, char *buf, int size);
static int buspirate_serial_write(int fd, uint8_t *buf, int size);
static int buspirate_serial_read(int fd, uint8_t *buf, int size);
static void buspirate_serial_close(int fd);
static void buspirate_print_buffer(char *buf, int size);
static void buspirate_print_buffer(uint8_t *buf, int size);
static int buspirate_execute_queue(void)
{
@ -255,7 +255,7 @@ static bool read_and_discard_all_data(const int fd)
bool was_msg_already_printed = false;
for ( ; ; ) {
char buffer[1024]; /* Any size will do, it's a trade-off between stack size and performance. */
uint8_t buffer[1024]; /* Any size will do, it's a trade-off between stack size and performance. */
const ssize_t read_count = read(fd, buffer, sizeof(buffer));
@ -690,8 +690,8 @@ static void buspirate_stableclocks(int num_cycles)
make it incompatible with the Bus Pirate firmware. */
#define BUSPIRATE_MAX_PENDING_SCANS 128
static char tms_chain[BUSPIRATE_BUFFER_SIZE]; /* send */
static char tdi_chain[BUSPIRATE_BUFFER_SIZE]; /* send */
static uint8_t tms_chain[BUSPIRATE_BUFFER_SIZE]; /* send */
static uint8_t tdi_chain[BUSPIRATE_BUFFER_SIZE]; /* send */
static int tap_chain_index;
struct pending_scan_result /* this was stolen from arm-jtag-ew */
@ -716,7 +716,7 @@ static int buspirate_tap_execute(void)
{
static const int CMD_TAP_SHIFT_HEADER_LEN = 3;
char tmp[4096];
uint8_t tmp[4096];
uint8_t *in_buf;
int i;
int fill_index = 0;
@ -732,8 +732,8 @@ static int buspirate_tap_execute(void)
bytes_to_send = DIV_ROUND_UP(tap_chain_index, 8);
tmp[0] = CMD_TAP_SHIFT; /* this command expects number of bits */
tmp[1] = (char)(tap_chain_index >> 8); /* high */
tmp[2] = (char)(tap_chain_index); /* low */
tmp[1] = tap_chain_index >> 8; /* high */
tmp[2] = tap_chain_index; /* low */
fill_index = CMD_TAP_SHIFT_HEADER_LEN;
for (i = 0; i < bytes_to_send; i++) {
@ -904,7 +904,7 @@ static void buspirate_set_speed(int fd, char speed)
static void buspirate_swd_set_speed(int fd, char speed)
{
int ret;
char tmp[1];
uint8_t tmp[1];
LOG_DEBUG("Buspirate speed setting in SWD mode defaults to 400 kHz");
@ -925,7 +925,7 @@ static void buspirate_swd_set_speed(int fd, char speed)
static void buspirate_swd_set_mode(int fd, char mode)
{
int ret;
char tmp[1];
uint8_t tmp[1];
/* raw-wire mode configuration */
if (mode == MODE_HIZ)
@ -948,7 +948,7 @@ static void buspirate_swd_set_mode(int fd, char mode)
static void buspirate_swd_set_feature(int fd, char feat, char action)
{
int ret;
char tmp[1];
uint8_t tmp[1];
switch (feat) {
case FEATURE_TRST:
@ -989,7 +989,7 @@ static void buspirate_bbio_enable(int fd)
char command;
const char *mode_answers[2] = { "OCD1", "RAW1" };
const char *correct_ans = NULL;
char tmp[21] = { [0 ... 20] = 0x00 };
uint8_t tmp[21] = { [0 ... 20] = 0x00 };
int done = 0;
int cmd_sent = 0;
@ -1013,7 +1013,7 @@ static void buspirate_bbio_enable(int fd)
"/OpenOCD support enabled?");
exit(-1);
}
if (strncmp(tmp, "BBIO", 4) == 0) {
if (strncmp((char *)tmp, "BBIO", 4) == 0) {
ret = buspirate_serial_read(fd, tmp, 1);
if (ret != 1) {
LOG_ERROR("Buspirate did not answer correctly! "
@ -1033,7 +1033,7 @@ static void buspirate_bbio_enable(int fd)
exit(-1);
}
}
} else if (strncmp(tmp, correct_ans, 4) == 0)
} else if (strncmp((char *)tmp, correct_ans, 4) == 0)
done = 1;
else {
LOG_ERROR("Buspirate did not answer correctly! "
@ -1046,14 +1046,14 @@ static void buspirate_bbio_enable(int fd)
static void buspirate_jtag_reset(int fd)
{
char tmp[5];
uint8_t tmp[5];
tmp[0] = 0x00; /* exit OCD1 mode */
buspirate_serial_write(fd, tmp, 1);
usleep(10000);
/* We ignore the return value here purposly, nothing we can do */
buspirate_serial_read(fd, tmp, 5);
if (strncmp(tmp, "BBIO1", 5) == 0) {
if (strncmp((char *)tmp, "BBIO1", 5) == 0) {
tmp[0] = 0x0F; /* reset BP */
buspirate_serial_write(fd, tmp, 1);
} else
@ -1063,8 +1063,8 @@ static void buspirate_jtag_reset(int fd)
static void buspirate_jtag_set_speed(int fd, char speed)
{
int ret;
char tmp[2];
char ack[2];
uint8_t tmp[2];
uint8_t ack[2];
ack[0] = 0xAA;
ack[1] = 0x55;
@ -1096,7 +1096,7 @@ static void buspirate_jtag_set_speed(int fd, char speed)
static void buspirate_jtag_set_mode(int fd, char mode)
{
char tmp[2];
uint8_t tmp[2];
tmp[0] = CMD_PORT_MODE;
tmp[1] = mode;
buspirate_jtag_command(fd, tmp, 2);
@ -1104,7 +1104,7 @@ static void buspirate_jtag_set_mode(int fd, char mode)
static void buspirate_jtag_set_feature(int fd, char feat, char action)
{
char tmp[3];
uint8_t tmp[3];
tmp[0] = CMD_FEATURE;
tmp[1] = feat; /* what */
tmp[2] = action; /* action */
@ -1116,7 +1116,7 @@ static void buspirate_jtag_get_adcs(int fd)
uint8_t tmp[10];
uint16_t a, b, c, d;
tmp[0] = CMD_READ_ADCS;
buspirate_jtag_command(fd, (char *)tmp, 1);
buspirate_jtag_command(fd, tmp, 1);
a = tmp[2] << 8 | tmp[3];
b = tmp[4] << 8 | tmp[5];
c = tmp[6] << 8 | tmp[7];
@ -1129,7 +1129,7 @@ static void buspirate_jtag_get_adcs(int fd)
}
static unsigned char buspirate_jtag_command(int fd,
char *cmd, int cmdlen)
uint8_t *cmd, int cmdlen)
{
int res;
int len = 0;
@ -1220,7 +1220,7 @@ static int buspirate_serial_setspeed(int fd, char speed, cc_t timeout)
return 0;
}
static int buspirate_serial_write(int fd, char *buf, int size)
static int buspirate_serial_write(int fd, uint8_t *buf, int size)
{
int ret = 0;
@ -1235,7 +1235,7 @@ static int buspirate_serial_write(int fd, char *buf, int size)
return ret;
}
static int buspirate_serial_read(int fd, char *buf, int size)
static int buspirate_serial_read(int fd, uint8_t *buf, int size)
{
int len = 0;
int ret = 0;
@ -1274,7 +1274,7 @@ static void buspirate_serial_close(int fd)
#define LINE_SIZE 81
#define BYTES_PER_LINE 16
static void buspirate_print_buffer(char *buf, int size)
static void buspirate_print_buffer(uint8_t *buf, int size)
{
char line[LINE_SIZE];
char tmp[10];
@ -1311,7 +1311,7 @@ static int buspirate_swd_switch_seq(enum swd_special_seq seq)
{
const uint8_t *sequence;
int sequence_len;
char tmp[64];
uint8_t tmp[64];
switch (seq) {
case LINE_RESET:
@ -1349,7 +1349,7 @@ static int buspirate_swd_switch_seq(enum swd_special_seq seq)
static uint8_t buspirate_swd_write_header(uint8_t cmd)
{
char tmp[8];
uint8_t tmp[8];
int to_send;
tmp[0] = 0x10; /* bus pirate: send 1 byte */
@ -1373,7 +1373,7 @@ static uint8_t buspirate_swd_write_header(uint8_t cmd)
static void buspirate_swd_idle_clocks(uint32_t no_bits)
{
uint32_t no_bytes;
char tmp[20];
uint8_t tmp[20];
no_bytes = (no_bits + 7) / 8;
memset(tmp + 1, 0x00, sizeof(tmp) - 1);
@ -1403,7 +1403,7 @@ static void buspirate_swd_clear_sticky_errors(void)
static void buspirate_swd_read_reg(uint8_t cmd, uint32_t *value, uint32_t ap_delay_clk)
{
char tmp[16];
uint8_t tmp[16];
LOG_DEBUG("buspirate_swd_read_reg");
assert(cmd & SWD_CMD_RnW);
@ -1470,7 +1470,7 @@ static void buspirate_swd_read_reg(uint8_t cmd, uint32_t *value, uint32_t ap_del
static void buspirate_swd_write_reg(uint8_t cmd, uint32_t value, uint32_t ap_delay_clk)
{
char tmp[16];
uint8_t tmp[16];
LOG_DEBUG("buspirate_swd_write_reg");
assert(!(cmd & SWD_CMD_RnW));