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-rw-r--r--drivers/fpga/virtex2.c503
1 files changed, 302 insertions, 201 deletions
diff --git a/drivers/fpga/virtex2.c b/drivers/fpga/virtex2.c
index 02773d6a0e..395736875f 100644
--- a/drivers/fpga/virtex2.c
+++ b/drivers/fpga/virtex2.c
@@ -3,6 +3,8 @@
* (C) Copyright 2002
* Rich Ireland, Enterasys Networks, rireland@enterasys.com.
* Keith Outwater, keith_outwater@mvis.com
+ *
+ * Copyright (c) 2019 SED Systems, a division of Calian Ltd.
*/
/*
@@ -19,16 +21,16 @@
#endif
#ifdef FPGA_DEBUG
-#define PRINTF(fmt,args...) printf (fmt ,##args)
+#define PRINTF(fmt, args...) printf(fmt, ##args)
#else
-#define PRINTF(fmt,args...)
+#define PRINTF(fmt, args...)
#endif
/*
* If the SelectMap interface can be overrun by the processor, define
- * CONFIG_SYS_FPGA_CHECK_BUSY and/or CONFIG_FPGA_DELAY in the board configuration
- * file and add board-specific support for checking BUSY status. By default,
- * assume that the SelectMap interface cannot be overrun.
+ * CONFIG_SYS_FPGA_CHECK_BUSY and/or CONFIG_FPGA_DELAY in the board
+ * configuration file and add board-specific support for checking BUSY status.
+ * By default, assume that the SelectMap interface cannot be overrun.
*/
#ifndef CONFIG_SYS_FPGA_CHECK_BUSY
#undef CONFIG_SYS_FPGA_CHECK_BUSY
@@ -65,7 +67,7 @@
* an XC2V1000, if anyone can ever get ahold of one.
*/
#ifndef CONFIG_SYS_FPGA_WAIT_INIT
-#define CONFIG_SYS_FPGA_WAIT_INIT CONFIG_SYS_HZ/2 /* 500 ms */
+#define CONFIG_SYS_FPGA_WAIT_INIT CONFIG_SYS_HZ / 2 /* 500 ms */
#endif
/*
@@ -74,14 +76,14 @@
* clock frequencies (i.e. 66 MHz or less), BUSY monitoring is unnecessary.
*/
#ifndef CONFIG_SYS_FPGA_WAIT_BUSY
-#define CONFIG_SYS_FPGA_WAIT_BUSY CONFIG_SYS_HZ/200 /* 5 ms*/
+#define CONFIG_SYS_FPGA_WAIT_BUSY CONFIG_SYS_HZ / 200 /* 5 ms*/
#endif
/* Default timeout for waiting for FPGA to enter operational mode after
* configuration data has been written.
*/
#ifndef CONFIG_SYS_FPGA_WAIT_CONFIG
-#define CONFIG_SYS_FPGA_WAIT_CONFIG CONFIG_SYS_HZ/5 /* 200 ms */
+#define CONFIG_SYS_FPGA_WAIT_CONFIG CONFIG_SYS_HZ / 5 /* 200 ms */
#endif
static int virtex2_ssm_load(xilinx_desc *desc, const void *buf, size_t bsize);
@@ -97,18 +99,18 @@ static int virtex2_load(xilinx_desc *desc, const void *buf, size_t bsize,
switch (desc->iface) {
case slave_serial:
- PRINTF ("%s: Launching Slave Serial Load\n", __FUNCTION__);
+ PRINTF("%s: Launching Slave Serial Load\n", __func__);
ret_val = virtex2_ss_load(desc, buf, bsize);
break;
case slave_selectmap:
- PRINTF ("%s: Launching Slave Parallel Load\n", __FUNCTION__);
+ PRINTF("%s: Launching Slave Parallel Load\n", __func__);
ret_val = virtex2_ssm_load(desc, buf, bsize);
break;
default:
- printf ("%s: Unsupported interface type, %d\n",
- __FUNCTION__, desc->iface);
+ printf("%s: Unsupported interface type, %d\n",
+ __func__, desc->iface);
}
return ret_val;
}
@@ -119,18 +121,18 @@ static int virtex2_dump(xilinx_desc *desc, const void *buf, size_t bsize)
switch (desc->iface) {
case slave_serial:
- PRINTF ("%s: Launching Slave Serial Dump\n", __FUNCTION__);
+ PRINTF("%s: Launching Slave Serial Dump\n", __func__);
ret_val = virtex2_ss_dump(desc, buf, bsize);
break;
case slave_parallel:
- PRINTF ("%s: Launching Slave Parallel Dump\n", __FUNCTION__);
+ PRINTF("%s: Launching Slave Parallel Dump\n", __func__);
ret_val = virtex2_ssm_dump(desc, buf, bsize);
break;
default:
- printf ("%s: Unsupported interface type, %d\n",
- __FUNCTION__, desc->iface);
+ printf("%s: Unsupported interface type, %d\n",
+ __func__, desc->iface);
}
return ret_val;
}
@@ -141,8 +143,8 @@ static int virtex2_info(xilinx_desc *desc)
}
/*
- * Virtex-II Slave SelectMap configuration loader. Configuration via
- * SelectMap is as follows:
+ * Virtex-II Slave SelectMap or Serial configuration loader. Configuration
+ * is as follows:
* 1. Set the FPGA's PROG_B line low.
* 2. Set the FPGA's PROG_B line high. Wait for INIT_B to go high.
* 3. Write data to the SelectMap port. If INIT_B goes low at any time
@@ -154,200 +156,236 @@ static int virtex2_info(xilinx_desc *desc)
* INIT_B and DONE lines. If both are high, configuration has
* succeeded. Congratulations!
*/
-static int virtex2_ssm_load(xilinx_desc *desc, const void *buf, size_t bsize)
+static int virtex2_slave_pre(xilinx_virtex2_slave_fns *fn, int cookie)
{
- int ret_val = FPGA_FAIL;
- xilinx_virtex2_slave_selectmap_fns *fn = desc->iface_fns;
+ unsigned long ts;
- PRINTF ("%s:%d: Start with interface functions @ 0x%p\n",
- __FUNCTION__, __LINE__, fn);
+ PRINTF("%s:%d: Start with interface functions @ 0x%p\n",
+ __func__, __LINE__, fn);
- if (fn) {
- size_t bytecount = 0;
- unsigned char *data = (unsigned char *) buf;
- int cookie = desc->cookie;
- unsigned long ts;
-
- /* Gotta split this one up (so the stack won't blow??) */
- PRINTF ("%s:%d: Function Table:\n"
- " base 0x%p\n"
- " struct 0x%p\n"
- " pre 0x%p\n"
- " prog 0x%p\n"
- " init 0x%p\n"
- " error 0x%p\n",
- __FUNCTION__, __LINE__,
- &fn, fn, fn->pre, fn->pgm, fn->init, fn->err);
- PRINTF (" clock 0x%p\n"
- " cs 0x%p\n"
- " write 0x%p\n"
- " rdata 0x%p\n"
- " wdata 0x%p\n"
- " busy 0x%p\n"
- " abort 0x%p\n"
- " post 0x%p\n\n",
- fn->clk, fn->cs, fn->wr, fn->rdata, fn->wdata,
- fn->busy, fn->abort, fn->post);
+ if (!fn) {
+ printf("%s:%d: NULL Interface function table!\n",
+ __func__, __LINE__);
+ return FPGA_FAIL;
+ }
+
+ /* Gotta split this one up (so the stack won't blow??) */
+ PRINTF("%s:%d: Function Table:\n"
+ " base 0x%p\n"
+ " struct 0x%p\n"
+ " pre 0x%p\n"
+ " prog 0x%p\n"
+ " init 0x%p\n"
+ " error 0x%p\n",
+ __func__, __LINE__,
+ &fn, fn, fn->pre, fn->pgm, fn->init, fn->err);
+ PRINTF(" clock 0x%p\n"
+ " cs 0x%p\n"
+ " write 0x%p\n"
+ " rdata 0x%p\n"
+ " wdata 0x%p\n"
+ " busy 0x%p\n"
+ " abort 0x%p\n"
+ " post 0x%p\n\n",
+ fn->clk, fn->cs, fn->wr, fn->rdata, fn->wdata,
+ fn->busy, fn->abort, fn->post);
#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- printf ("Initializing FPGA Device %d...\n", cookie);
+ printf("Initializing FPGA Device %d...\n", cookie);
#endif
- /*
- * Run the pre configuration function if there is one.
- */
- if (*fn->pre) {
- (*fn->pre) (cookie);
+ /*
+ * Run the pre configuration function if there is one.
+ */
+ if (*fn->pre)
+ (*fn->pre)(cookie);
+
+ /*
+ * Assert the program line. The minimum pulse width for
+ * Virtex II devices is 300 nS (Tprogram parameter in datasheet).
+ * There is no maximum value for the pulse width. Check to make
+ * sure that INIT_B goes low after assertion of PROG_B
+ */
+ (*fn->pgm)(true, true, cookie);
+ udelay(10);
+ ts = get_timer(0);
+ do {
+ if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT_INIT) {
+ printf("%s:%d: ** Timeout after %d ticks waiting for INIT to assert.\n",
+ __func__, __LINE__, CONFIG_SYS_FPGA_WAIT_INIT);
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
+ }
+ } while (!(*fn->init)(cookie));
+
+ (*fn->pgm)(false, true, cookie);
+ CONFIG_FPGA_DELAY();
+ if (fn->clk)
+ (*fn->clk)(true, true, cookie);
+
+ /*
+ * Start a timer and wait for INIT_B to go high
+ */
+ ts = get_timer(0);
+ do {
+ CONFIG_FPGA_DELAY();
+ if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT_INIT) {
+ printf("%s:%d: ** Timeout after %d ticks waiting for INIT to deassert.\n",
+ __func__, __LINE__, CONFIG_SYS_FPGA_WAIT_INIT);
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
}
+ } while ((*fn->init)(cookie) && (*fn->busy)(cookie));
- /*
- * Assert the program line. The minimum pulse width for
- * Virtex II devices is 300 nS (Tprogram parameter in datasheet).
- * There is no maximum value for the pulse width. Check to make
- * sure that INIT_B goes low after assertion of PROG_B
- */
- (*fn->pgm) (true, true, cookie);
- udelay (10);
- ts = get_timer (0);
- do {
- if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT_INIT) {
- printf ("%s:%d: ** Timeout after %d ticks waiting for INIT"
- " to assert.\n", __FUNCTION__, __LINE__,
- CONFIG_SYS_FPGA_WAIT_INIT);
- (*fn->abort) (cookie);
- return FPGA_FAIL;
- }
- } while (!(*fn->init) (cookie));
+ if (fn->wr)
+ (*fn->wr)(true, true, cookie);
+ if (fn->cs)
+ (*fn->cs)(true, true, cookie);
- (*fn->pgm) (false, true, cookie);
- CONFIG_FPGA_DELAY ();
- (*fn->clk) (true, true, cookie);
+ mdelay(10);
+ return FPGA_SUCCESS;
+}
- /*
- * Start a timer and wait for INIT_B to go high
- */
- ts = get_timer (0);
- do {
- CONFIG_FPGA_DELAY ();
- if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT_INIT) {
- printf ("%s:%d: ** Timeout after %d ticks waiting for INIT"
- " to deassert.\n", __FUNCTION__, __LINE__,
- CONFIG_SYS_FPGA_WAIT_INIT);
- (*fn->abort) (cookie);
- return FPGA_FAIL;
- }
- } while ((*fn->init) (cookie) && (*fn->busy) (cookie));
+static int virtex2_slave_post(xilinx_virtex2_slave_fns *fn,
+ int cookie)
+{
+ int ret_val = FPGA_SUCCESS;
+ int num_done = 0;
+ unsigned long ts;
+
+ /*
+ * Finished writing the data; deassert FPGA CS_B and WRITE_B signals.
+ */
+ CONFIG_FPGA_DELAY();
+ if (fn->cs)
+ (*fn->cs)(false, true, cookie);
+ if (fn->wr)
+ (*fn->wr)(false, true, cookie);
- (*fn->wr) (true, true, cookie);
- (*fn->cs) (true, true, cookie);
+#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
+ putc('\n');
+#endif
- udelay (10000);
+ /*
+ * Check for successful configuration. FPGA INIT_B and DONE
+ * should both be high upon successful configuration. Continue pulsing
+ * clock with data set to all ones until DONE is asserted and for 8
+ * clock cycles afterwards.
+ */
+ ts = get_timer(0);
+ while (true) {
+ if ((*fn->done)(cookie) == FPGA_SUCCESS &&
+ !((*fn->init)(cookie))) {
+ if (num_done++ >= 8)
+ break;
+ }
+ if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT_CONFIG) {
+ printf("%s:%d: ** Timeout after %d ticks waiting for DONE to assert and INIT to deassert\n",
+ __func__, __LINE__, CONFIG_SYS_FPGA_WAIT_CONFIG);
+ (*fn->abort)(cookie);
+ ret_val = FPGA_FAIL;
+ break;
+ }
+ if (fn->wbulkdata) {
+ unsigned char dummy = 0xff;
+ (*fn->wbulkdata)(&dummy, 1, true, cookie);
+ } else {
+ (*fn->wdata)(0xff, true, cookie);
+ CONFIG_FPGA_DELAY();
+ (*fn->clk)(false, true, cookie);
+ CONFIG_FPGA_DELAY();
+ (*fn->clk)(true, true, cookie);
+ }
+ }
+
+ if (ret_val == FPGA_SUCCESS) {
+#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
+ printf("Initialization of FPGA device %d complete\n", cookie);
+#endif
/*
- * Load the data byte by byte
+ * Run the post configuration function if there is one.
*/
- while (bytecount < bsize) {
-#ifdef CONFIG_SYS_FPGA_CHECK_CTRLC
- if (ctrlc ()) {
- (*fn->abort) (cookie);
- return FPGA_FAIL;
- }
+ if (*fn->post)
+ (*fn->post)(cookie);
+ } else {
+#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
+ printf("** Initialization of FPGA device %d FAILED\n",
+ cookie);
#endif
+ }
+ return ret_val;
+}
- if ((*fn->done) (cookie) == FPGA_SUCCESS) {
- PRINTF ("%s:%d:done went active early, bytecount = %d\n",
- __FUNCTION__, __LINE__, bytecount);
- break;
- }
-
-#ifdef CONFIG_SYS_FPGA_CHECK_ERROR
- if ((*fn->init) (cookie)) {
- printf ("\n%s:%d: ** Error: INIT asserted during"
- " configuration\n", __FUNCTION__, __LINE__);
- printf ("%d = buffer offset, %d = buffer size\n",
- bytecount, bsize);
- (*fn->abort) (cookie);
- return FPGA_FAIL;
- }
+static int virtex2_ssm_load(xilinx_desc *desc, const void *buf, size_t bsize)
+{
+ int ret_val = FPGA_FAIL;
+ xilinx_virtex2_slave_fns *fn = desc->iface_fns;
+ size_t bytecount = 0;
+ unsigned char *data = (unsigned char *)buf;
+ int cookie = desc->cookie;
+
+ ret_val = virtex2_slave_pre(fn, cookie);
+ if (ret_val != FPGA_SUCCESS)
+ return ret_val;
+
+ /*
+ * Load the data byte by byte
+ */
+ while (bytecount < bsize) {
+#ifdef CONFIG_SYS_FPGA_CHECK_CTRLC
+ if (ctrlc()) {
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
+ }
#endif
- (*fn->wdata) (data[bytecount++], true, cookie);
- CONFIG_FPGA_DELAY ();
-
- /*
- * Cycle the clock pin
- */
- (*fn->clk) (false, true, cookie);
- CONFIG_FPGA_DELAY ();
- (*fn->clk) (true, true, cookie);
+ if ((*fn->done)(cookie) == FPGA_SUCCESS) {
+ PRINTF("%s:%d:done went active early, bytecount = %d\n",
+ __func__, __LINE__, bytecount);
+ break;
+ }
-#ifdef CONFIG_SYS_FPGA_CHECK_BUSY
- ts = get_timer (0);
- while ((*fn->busy) (cookie)) {
- if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT_BUSY) {
- printf ("%s:%d: ** Timeout after %d ticks waiting for"
- " BUSY to deassert\n",
- __FUNCTION__, __LINE__, CONFIG_SYS_FPGA_WAIT_BUSY);
- (*fn->abort) (cookie);
- return FPGA_FAIL;
- }
- }
+#ifdef CONFIG_SYS_FPGA_CHECK_ERROR
+ if ((*fn->init)(cookie)) {
+ printf("\n%s:%d: ** Error: INIT asserted during configuration\n",
+ __func__, __LINE__);
+ printf("%zu = buffer offset, %zu = buffer size\n",
+ bytecount, bsize);
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
+ }
#endif
-#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- if (bytecount % (bsize / 40) == 0)
- putc ('.');
-#endif
- }
+ (*fn->wdata)(data[bytecount++], true, cookie);
+ CONFIG_FPGA_DELAY();
/*
- * Finished writing the data; deassert FPGA CS_B and WRITE_B signals.
+ * Cycle the clock pin
*/
- CONFIG_FPGA_DELAY ();
- (*fn->cs) (false, true, cookie);
- (*fn->wr) (false, true, cookie);
-
-#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- putc ('\n');
-#endif
+ (*fn->clk)(false, true, cookie);
+ CONFIG_FPGA_DELAY();
+ (*fn->clk)(true, true, cookie);
- /*
- * Check for successful configuration. FPGA INIT_B and DONE should
- * both be high upon successful configuration.
- */
- ts = get_timer (0);
- ret_val = FPGA_SUCCESS;
- while (((*fn->done) (cookie) == FPGA_FAIL) || (*fn->init) (cookie)) {
- if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT_CONFIG) {
- printf ("%s:%d: ** Timeout after %d ticks waiting for DONE to"
- "assert and INIT to deassert\n",
- __FUNCTION__, __LINE__, CONFIG_SYS_FPGA_WAIT_CONFIG);
- (*fn->abort) (cookie);
- ret_val = FPGA_FAIL;
- break;
+#ifdef CONFIG_SYS_FPGA_CHECK_BUSY
+ ts = get_timer(0);
+ while ((*fn->busy)(cookie)) {
+ if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT_BUSY) {
+ printf("%s:%d: ** Timeout after %d ticks waiting for BUSY to deassert\n",
+ __func__, __LINE__,
+ CONFIG_SYS_FPGA_WAIT_BUSY);
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
}
}
-
- if (ret_val == FPGA_SUCCESS) {
-#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- printf ("Initialization of FPGA device %d complete\n", cookie);
#endif
- /*
- * Run the post configuration function if there is one.
- */
- if (*fn->post) {
- (*fn->post) (cookie);
- }
- } else {
+
#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- printf ("** Initialization of FPGA device %d FAILED\n",
- cookie);
+ if (bytecount % (bsize / 40) == 0)
+ putc('.');
#endif
- }
- } else {
- printf ("%s:%d: NULL Interface function table!\n",
- __FUNCTION__, __LINE__);
}
- return ret_val;
+
+ return virtex2_slave_post(fn, cookie);
}
/*
@@ -356,64 +394,127 @@ static int virtex2_ssm_load(xilinx_desc *desc, const void *buf, size_t bsize)
static int virtex2_ssm_dump(xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL;
- xilinx_virtex2_slave_selectmap_fns *fn = desc->iface_fns;
+ xilinx_virtex2_slave_fns *fn = desc->iface_fns;
if (fn) {
- unsigned char *data = (unsigned char *) buf;
+ unsigned char *data = (unsigned char *)buf;
size_t bytecount = 0;
int cookie = desc->cookie;
- printf ("Starting Dump of FPGA Device %d...\n", cookie);
+ printf("Starting Dump of FPGA Device %d...\n", cookie);
- (*fn->cs) (true, true, cookie);
- (*fn->clk) (true, true, cookie);
+ (*fn->cs)(true, true, cookie);
+ (*fn->clk)(true, true, cookie);
while (bytecount < bsize) {
#ifdef CONFIG_SYS_FPGA_CHECK_CTRLC
- if (ctrlc ()) {
- (*fn->abort) (cookie);
+ if (ctrlc()) {
+ (*fn->abort)(cookie);
return FPGA_FAIL;
}
#endif
/*
* Cycle the clock and read the data
*/
- (*fn->clk) (false, true, cookie);
- (*fn->clk) (true, true, cookie);
- (*fn->rdata) (&(data[bytecount++]), cookie);
+ (*fn->clk)(false, true, cookie);
+ (*fn->clk)(true, true, cookie);
+ (*fn->rdata)(&data[bytecount++], cookie);
#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
if (bytecount % (bsize / 40) == 0)
- putc ('.');
+ putc('.');
#endif
}
/*
* Deassert CS_B and cycle the clock to deselect the device.
*/
- (*fn->cs) (false, false, cookie);
- (*fn->clk) (false, true, cookie);
- (*fn->clk) (true, true, cookie);
+ (*fn->cs)(false, false, cookie);
+ (*fn->clk)(false, true, cookie);
+ (*fn->clk)(true, true, cookie);
#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- putc ('\n');
+ putc('\n');
#endif
- puts ("Done.\n");
+ puts("Done.\n");
} else {
- printf ("%s:%d: NULL Interface function table!\n",
- __FUNCTION__, __LINE__);
+ printf("%s:%d: NULL Interface function table!\n",
+ __func__, __LINE__);
}
return ret_val;
}
static int virtex2_ss_load(xilinx_desc *desc, const void *buf, size_t bsize)
{
- printf ("%s: Slave Serial Loading is unsupported\n", __FUNCTION__);
- return FPGA_FAIL;
+ int ret_val = FPGA_FAIL;
+ xilinx_virtex2_slave_fns *fn = desc->iface_fns;
+ unsigned char *data = (unsigned char *)buf;
+ int cookie = desc->cookie;
+
+ ret_val = virtex2_slave_pre(fn, cookie);
+ if (ret_val != FPGA_SUCCESS)
+ return ret_val;
+
+ if (fn->wbulkdata) {
+ /* Load the data in a single chunk */
+ (*fn->wbulkdata)(data, bsize, true, cookie);
+ } else {
+ size_t bytecount = 0;
+
+ /*
+ * Load the data bit by bit
+ */
+ while (bytecount < bsize) {
+ unsigned char curr_data = data[bytecount++];
+ int bit;
+
+#ifdef CONFIG_SYS_FPGA_CHECK_CTRLC
+ if (ctrlc()) {
+ (*fn->abort) (cookie);
+ return FPGA_FAIL;
+ }
+#endif
+
+ if ((*fn->done)(cookie) == FPGA_SUCCESS) {
+ PRINTF("%s:%d:done went active early, bytecount = %d\n",
+ __func__, __LINE__, bytecount);
+ break;
+ }
+
+#ifdef CONFIG_SYS_FPGA_CHECK_ERROR
+ if ((*fn->init)(cookie)) {
+ printf("\n%s:%d: ** Error: INIT asserted during configuration\n",
+ __func__, __LINE__);
+ printf("%zu = buffer offset, %zu = buffer size\n",
+ bytecount, bsize);
+ (*fn->abort)(cookie);
+ return FPGA_FAIL;
+ }
+#endif
+
+ for (bit = 7; bit >= 0; --bit) {
+ unsigned char curr_bit = (curr_data >> bit) & 1;
+ (*fn->wdata)(curr_bit, true, cookie);
+ CONFIG_FPGA_DELAY();
+ (*fn->clk)(false, true, cookie);
+ CONFIG_FPGA_DELAY();
+ (*fn->clk)(true, true, cookie);
+ }
+
+ /* Slave serial never uses a busy pin */
+
+#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
+ if (bytecount % (bsize / 40) == 0)
+ putc('.');
+#endif
+ }
+ }
+
+ return virtex2_slave_post(fn, cookie);
}
static int virtex2_ss_dump(xilinx_desc *desc, const void *buf, size_t bsize)
{
- printf ("%s: Slave Serial Dumping is unsupported\n", __FUNCTION__);
+ printf("%s: Slave Serial Dumping is unsupported\n", __func__);
return FPGA_FAIL;
}
generated by cgit (git 2.34.1) at 2024-12-23 13:45:27 +0000