#define CONFIG_SYS_FPGA_WAIT CONFIG_SYS_HZ/100 /* 10 ms */
#endif
-static int Spartan3_sp_load( Xilinx_desc *desc, void *buf, size_t bsize );
-static int Spartan3_sp_dump( Xilinx_desc *desc, void *buf, size_t bsize );
-/* static int Spartan3_sp_info( Xilinx_desc *desc ); */
+static int Spartan3_sp_load(Xilinx_desc *desc, const void *buf, size_t bsize);
+static int Spartan3_sp_dump(Xilinx_desc *desc, const void *buf, size_t bsize);
+/* static int Spartan3_sp_info(Xilinx_desc *desc ); */
-static int Spartan3_ss_load( Xilinx_desc *desc, void *buf, size_t bsize );
-static int Spartan3_ss_dump( Xilinx_desc *desc, void *buf, size_t bsize );
-/* static int Spartan3_ss_info( Xilinx_desc *desc ); */
+static int Spartan3_ss_load(Xilinx_desc *desc, const void *buf, size_t bsize);
+static int Spartan3_ss_dump(Xilinx_desc *desc, const void *buf, size_t bsize);
+/* static int Spartan3_ss_info(Xilinx_desc *desc); */
/* ------------------------------------------------------------------------- */
/* Spartan-II Generic Implementation */
-int Spartan3_load (Xilinx_desc * desc, void *buf, size_t bsize)
+int Spartan3_load(Xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL;
return ret_val;
}
-int Spartan3_dump (Xilinx_desc * desc, void *buf, size_t bsize)
+int Spartan3_dump(Xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL;
/* ------------------------------------------------------------------------- */
/* Spartan-II Slave Parallel Generic Implementation */
-static int Spartan3_sp_load (Xilinx_desc * desc, void *buf, size_t bsize)
+static int Spartan3_sp_load(Xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL; /* assume the worst */
Xilinx_Spartan3_Slave_Parallel_fns *fn = desc->iface_fns;
return ret_val;
}
-static int Spartan3_sp_dump (Xilinx_desc * desc, void *buf, size_t bsize)
+static int Spartan3_sp_dump(Xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL; /* assume the worst */
Xilinx_Spartan3_Slave_Parallel_fns *fn = desc->iface_fns;
/* ------------------------------------------------------------------------- */
-static int Spartan3_ss_load (Xilinx_desc * desc, void *buf, size_t bsize)
+static int Spartan3_ss_load(Xilinx_desc *desc, const void *buf, size_t bsize)
{
int ret_val = FPGA_FAIL; /* assume the worst */
Xilinx_Spartan3_Slave_Serial_fns *fn = desc->iface_fns;
CONFIG_FPGA_DELAY ();
if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT) { /* check the time */
puts ("** Timeout waiting for INIT to start.\n");
+ if (*fn->abort)
+ (*fn->abort) (cookie);
return FPGA_FAIL;
}
} while (!(*fn->init) (cookie));
CONFIG_FPGA_DELAY ();
if (get_timer (ts) > CONFIG_SYS_FPGA_WAIT) { /* check the time */
puts ("** Timeout waiting for INIT to clear.\n");
+ if (*fn->abort)
+ (*fn->abort) (cookie);
return FPGA_FAIL;
}
} while ((*fn->init) (cookie));
/* Load the data */
- while (bytecount < bsize) {
-
- /* Xilinx detects an error if INIT goes low (active)
- while DONE is low (inactive) */
- if ((*fn->done) (cookie) == 0 && (*fn->init) (cookie)) {
- puts ("** CRC error during FPGA load.\n");
- return (FPGA_FAIL);
- }
- val = data [bytecount ++];
- i = 8;
- do {
- /* Deassert the clock */
- (*fn->clk) (FALSE, TRUE, cookie);
- CONFIG_FPGA_DELAY ();
- /* Write data */
- (*fn->wr) ((val & 0x80), TRUE, cookie);
- CONFIG_FPGA_DELAY ();
- /* Assert the clock */
- (*fn->clk) (TRUE, TRUE, cookie);
- CONFIG_FPGA_DELAY ();
- val <<= 1;
- i --;
- } while (i > 0);
+ if(*fn->bwr)
+ (*fn->bwr) (data, bsize, TRUE, cookie);
+ else {
+ while (bytecount < bsize) {
+
+ /* Xilinx detects an error if INIT goes low (active)
+ while DONE is low (inactive) */
+ if ((*fn->done) (cookie) == 0 && (*fn->init) (cookie)) {
+ puts ("** CRC error during FPGA load.\n");
+ if (*fn->abort)
+ (*fn->abort) (cookie);
+ return (FPGA_FAIL);
+ }
+ val = data [bytecount ++];
+ i = 8;
+ do {
+ /* Deassert the clock */
+ (*fn->clk) (FALSE, TRUE, cookie);
+ CONFIG_FPGA_DELAY ();
+ /* Write data */
+ (*fn->wr) ((val & 0x80), TRUE, cookie);
+ CONFIG_FPGA_DELAY ();
+ /* Assert the clock */
+ (*fn->clk) (TRUE, TRUE, cookie);
+ CONFIG_FPGA_DELAY ();
+ val <<= 1;
+ i --;
+ } while (i > 0);
#ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
- if (bytecount % (bsize / 40) == 0)
- putc ('.'); /* let them know we are alive */
+ if (bytecount % (bsize / 40) == 0)
+ putc ('.'); /* let them know we are alive */
#endif
+ }
}
CONFIG_FPGA_DELAY ();
return ret_val;
}
-static int Spartan3_ss_dump (Xilinx_desc * desc, void *buf, size_t bsize)
+static int Spartan3_ss_dump(Xilinx_desc *desc, const void *buf, size_t bsize)
{
/* Readback is only available through the Slave Parallel and */
/* boundary-scan interfaces. */