#include "config.h"
#endif
+#include <pthread.h>
+
#include <target/embeddedice.h>
#include <jtag/minidriver.h>
#include <jtag/interface.h>
return ERROR_OK;
}
+/* Wait for SRST to assert or deassert */
+static void waitSRST(bool asserted)
+{
+ bool first = true;
+ long long start = 0;
+ long total = 0;
+ const char *mode = asserted ? "assert" : "deassert";
+
+ for (;;)
+ {
+ bool srstAsserted = readSRST();
+ if ( (asserted && srstAsserted) || (!asserted && !srstAsserted) )
+ {
+ if (total > 1)
+ {
+ LOG_USER("SRST took %dms to %s", (int)total, mode);
+ }
+ break;
+ }
+
+ if (first)
+ {
+ first = false;
+ start = timeval_ms();
+ }
+
+ total = timeval_ms() - start;
+
+ keep_alive();
+
+ if (total > 5000)
+ {
+ LOG_ERROR("SRST took too long to %s: %dms", mode, (int)total);
+ break;
+ }
+ }
+}
+
+
void zy1000_reset(int trst, int srst)
{
LOG_DEBUG("zy1000 trst=%d, srst=%d", trst, srst);
* idle in TAP_IDLE, reset halt on str912 will fail.
*/
ZY1000_POKE(ZY1000_JTAG_BASE + 0x10, 0x00000001);
+
+ waitSRST(true);
}
if (!trst)
if ((!srst && ((jtag_get_reset_config() & RESET_TRST_PULLS_SRST) == 0))||
(!srst && !trst && (jtag_get_reset_config() & RESET_TRST_PULLS_SRST)))
{
- bool first = true;
- long long start = 0;
- long total = 0;
- for (;;)
- {
- // We don't want to sense our own reset, so we clear here.
- // There is of course a timing hole where we could loose
- // a "real" reset.
- if (!readSRST())
- {
- if (total > 1)
- {
- LOG_USER("SRST took %dms to deassert", (int)total);
- }
- break;
- }
-
- if (first)
- {
- first = false;
- start = timeval_ms();
- }
-
- total = timeval_ms() - start;
-
- keep_alive();
-
- if (total > 5000)
- {
- LOG_ERROR("SRST took too long to deassert: %dms", (int)total);
- break;
- }
- }
-
+ waitSRST(false);
}
}
{
LOG_USER("valid ZY1000 jtag_speed=[8190,2]. With divisor is %dkHz / even values between 8190-2, i.e. min %dHz, max %dMHz",
ZYLIN_KHZ, (ZYLIN_KHZ * 1000) / 8190, ZYLIN_KHZ / (2 * 1000));
- return ERROR_INVALID_ARGUMENTS;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
int khz;
LOG_INFO("Target power %s", savePower ? "on" : "off");
break;
default:
- return ERROR_INVALID_ARGUMENTS;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
return ERROR_OK;
report_info,
};
+// File written to /ram/firmware.phi before arriving at this fn
static int jim_zy1000_writefirmware(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
- if (argc != 2)
- return JIM_ERR;
-
- int length;
- const char *str = Jim_GetString(argv[1], &length);
-
- /* */
- int tmpFile;
- if ((tmpFile = open(firmware_info.file, O_RDWR | O_CREAT | O_TRUNC)) <= 0)
- {
- return JIM_ERR;
- }
- bool success;
- success = write(tmpFile, str, length) == length;
- close(tmpFile);
- if (!success)
+ if (argc != 1)
return JIM_ERR;
if (!cyg_firmware_upgrade(NULL, firmware_info))
assert(scan_size <= 32);
shiftValueInner(TAP_IRSHIFT, pause_state, scan_size, 0xffffffff);
+ /* Optimization code will check what the cur_instr is set to, so
+ * we must set it to bypass value.
+ */
+ buf_set_ones(tap->cur_instr, tap->ir_length);
+
tap->bypass = 1;
}
}
TAP_IDLE);
*/
-void embeddedice_write_dcc(struct jtag_tap *tap, int reg_addr, uint8_t *buffer, int little, int count)
+void embeddedice_write_dcc(struct jtag_tap *tap, int reg_addr, const uint8_t *buffer, int little, int count)
{
#if 0
int i;
-int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap * tap, uint32_t opcode, uint32_t * data, size_t count)
+int arm11_run_instr_data_to_core_noack_inner(struct jtag_tap * tap, uint32_t opcode, const uint32_t * data, size_t count)
{
/* bypass bits before and after */
int pre_bits;
if ((pre_bits > 32) || (post_bits > 32))
{
- int arm11_run_instr_data_to_core_noack_inner_default(struct jtag_tap *, uint32_t, uint32_t *, size_t);
+ int arm11_run_instr_data_to_core_noack_inner_default(struct jtag_tap *, uint32_t, const uint32_t *, size_t);
return arm11_run_instr_data_to_core_noack_inner_default(tap, opcode, data, count);
} else
{
};
-#if !BUILD_ZY1000_MASTER || BUILD_ECOSBOARD
+#if !BUILD_ZY1000_MASTER
+
static int tcp_ip = -1;
/* Write large packets if we can */
static bool readLong(uint32_t *out_data)
{
- if (out_pos > 0)
- {
- if (!flush_writes())
- {
- return false;
- }
- }
-
uint32_t data = 0;
int i;
for (i = 0; i < 4; i++)
uint8_t c;
if (in_pos == in_write)
{
+ /* If we have some data that we can send, send them before
+ * we wait for more data
+ */
+ if (out_pos > 0)
+ {
+ if (!flush_writes())
+ {
+ return false;
+ }
+ }
+
/* read more */
int t;
t = read(tcp_ip, in_buffer, sizeof(in_buffer));
*out_data = data;
return true;
}
-#endif
enum ZY1000_CMD
{
ZY1000_CMD_WAITIDLE = 2
};
-
-#if !BUILD_ZY1000_MASTER
-
#include <sys/socket.h> /* for socket(), connect(), send(), and recv() */
#include <arpa/inet.h> /* for sockaddr_in and inet_addr() */
callbackqueue[callbackqueue_pos].data2 = data2;
callbackqueue[callbackqueue_pos].data3 = data3;
callbackqueue_pos++;
+
+ /* KLUDGE!
+ * make callbacks synchronous for now as minidriver requires callback
+ * to be synchronous.
+ *
+ * We can get away with making read and writes asynchronous so we
+ * don't completely kill performance.
+ */
+ zy1000_flush_callbackqueue();
}
static int zy1000_jtag_convert_to_callback4(jtag_callback_data_t data0, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3)
readqueue[readqueue_pos].dest = data;
readqueue[readqueue_pos].bits = bits;
readqueue_pos++;
+
+ /* KLUDGE!!! minidriver requires readqueue to be synchronous */
+ zy1000_flush_readqueue();
}
#else
#endif
-#if BUILD_ECOSBOARD
-static char tcpip_stack[2048];
-static cyg_thread tcpip_thread_object;
-static cyg_handle_t tcpip_thread_handle;
+#if BUILD_ZY1000_MASTER
+#if BUILD_ECOSBOARD
static char watchdog_stack[2048];
static cyg_thread watchdog_thread_object;
static cyg_handle_t watchdog_thread_handle;
-
-/* Infinite loop peeking & poking */
-static void tcpipserver(void)
-{
- for (;;)
- {
- uint32_t address;
- if (!readLong(&address))
- return;
- enum ZY1000_CMD c = (address >> 24) & 0xff;
- address &= 0xffffff;
- switch (c)
- {
- case ZY1000_CMD_POKE:
- {
- uint32_t data;
- if (!readLong(&data))
- return;
- address &= ~0x80000000;
- ZY1000_POKE(address + ZY1000_JTAG_BASE, data);
- break;
- }
- case ZY1000_CMD_PEEK:
- {
- uint32_t data;
- ZY1000_PEEK(address + ZY1000_JTAG_BASE, data);
- if (!writeLong(data))
- return;
- break;
- }
- case ZY1000_CMD_SLEEP:
- {
- uint32_t data;
- if (!readLong(&data))
- return;
- jtag_sleep(data);
- break;
- }
- case ZY1000_CMD_WAITIDLE:
- {
- waitIdle();
- break;
- }
- default:
- return;
- }
- }
-}
-
-
-static void tcpip_server(cyg_addrword_t data)
-{
- int so_reuseaddr_option = 1;
-
- int fd;
- if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1)
- {
- LOG_ERROR("error creating socket: %s", strerror(errno));
- exit(-1);
- }
-
- setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*) &so_reuseaddr_option,
- sizeof(int));
-
- struct sockaddr_in sin;
- unsigned int address_size;
- address_size = sizeof(sin);
- memset(&sin, 0, sizeof(sin));
- sin.sin_family = AF_INET;
- sin.sin_addr.s_addr = INADDR_ANY;
- sin.sin_port = htons(7777);
-
- if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) == -1)
- {
- LOG_ERROR("couldn't bind to socket: %s", strerror(errno));
- exit(-1);
- }
-
- if (listen(fd, 1) == -1)
- {
- LOG_ERROR("couldn't listen on socket: %s", strerror(errno));
- exit(-1);
- }
-
-
- for (;;)
- {
- tcp_ip = accept(fd, (struct sockaddr *) &sin, &address_size);
- if (tcp_ip < 0)
- {
- continue;
- }
-
- int flag = 1;
- setsockopt(tcp_ip, /* socket affected */
- IPPROTO_TCP, /* set option at TCP level */
- TCP_NODELAY, /* name of option */
- (char *)&flag, /* the cast is historical cruft */
- sizeof(int)); /* length of option value */
-
- bool save_poll = jtag_poll_get_enabled();
-
- /* polling will screw up the "connection" */
- jtag_poll_set_enabled(false);
-
- tcpipserver();
-
- jtag_poll_set_enabled(save_poll);
-
- close(tcp_ip);
-
- }
- close(fd);
-
-}
+#endif
#ifdef WATCHDOG_BASE
/* If we connect to port 8888 we must send a char every 10s or the board resets itself */
/* deassert resets. Important to avoid infinite loop waiting for SRST to deassert */
zy1000_reset(0, 0);
- zy1000_speed(jtag_get_speed());
-
+#if BUILD_ZY1000_MASTER
#if BUILD_ECOSBOARD
- cyg_thread_create(1, tcpip_server, (cyg_addrword_t) 0, "tcip/ip server",
- (void *) tcpip_stack, sizeof(tcpip_stack),
- &tcpip_thread_handle, &tcpip_thread_object);
- cyg_thread_resume(tcpip_thread_handle);
#ifdef WATCHDOG_BASE
cyg_thread_create(1, watchdog_server, (cyg_addrword_t) 0, "watchdog tcip/ip server",
(void *) watchdog_stack, sizeof(watchdog_stack),
&watchdog_thread_handle, &watchdog_thread_object);
cyg_thread_resume(watchdog_thread_handle);
#endif
+#endif
#endif
return ERROR_OK;
Code Review / openocd.git / blobdiff