Add pre and post configuration callbacks for Spartan FPGAs
This patch adds a post configuration callback for Spartan2/3 FPGAs.
pre and post configuration callback are now optional and
not called when the function pointer is set to NULL.
Signed-off-by: Matthias Fuchs <matthias.fuchs@esd-electronics.com>
diff --git a/common/spartan2.c b/common/spartan2.c
index 457009f..ef107bc 100644
--- a/common/spartan2.c
+++ b/common/spartan2.c
@@ -561,6 +561,13 @@
}
putc ('\n'); /* terminate the dotted line */
+ /*
+ * Run the post configuration function if there is one.
+ */
+ if (*fn->post) {
+ (*fn->post) (cookie);
+ }
+
#ifdef CFG_FPGA_PROG_FEEDBACK
if (ret_val == FPGA_SUCCESS) {
puts ("Done.\n");
@@ -615,8 +622,10 @@
PRINTF ("%s: Relocating descriptor at 0x%p\n", __FUNCTION__,
desc);
- addr = (ulong) (fn->pre) + reloc_offset;
- fn_r->pre = (Xilinx_pre_fn) addr;
+ if (fn->pre) {
+ addr = (ulong) (fn->pre) + reloc_offset;
+ fn_r->pre = (Xilinx_pre_fn) addr;
+ }
addr = (ulong) (fn->pgm) + reloc_offset;
fn_r->pgm = (Xilinx_pgm_fn) addr;
@@ -633,6 +642,11 @@
addr = (ulong) (fn->wr) + reloc_offset;
fn_r->wr = (Xilinx_wr_fn) addr;
+ if (fn->post) {
+ addr = (ulong) (fn->post) + reloc_offset;
+ fn_r->post = (Xilinx_post_fn) addr;
+ }
+
fn_r->relocated = TRUE;
} else {
diff --git a/common/spartan3.c b/common/spartan3.c
index 17379eb..56a172e 100644
--- a/common/spartan3.c
+++ b/common/spartan3.c
@@ -566,6 +566,13 @@
}
putc ('\n'); /* terminate the dotted line */
+ /*
+ * Run the post configuration function if there is one.
+ */
+ if (*fn->post) {
+ (*fn->post) (cookie);
+ }
+
#ifdef CFG_FPGA_PROG_FEEDBACK
if (ret_val == FPGA_SUCCESS) {
puts ("Done.\n");
@@ -620,8 +627,10 @@
PRINTF ("%s: Relocating descriptor at 0x%p\n", __FUNCTION__,
desc);
- addr = (ulong) (fn->pre) + reloc_offset;
- fn_r->pre = (Xilinx_pre_fn) addr;
+ if (fn->pre) {
+ addr = (ulong) (fn->pre) + reloc_offset;
+ fn_r->pre = (Xilinx_pre_fn) addr;
+ }
addr = (ulong) (fn->pgm) + reloc_offset;
fn_r->pgm = (Xilinx_pgm_fn) addr;
@@ -638,6 +647,11 @@
addr = (ulong) (fn->wr) + reloc_offset;
fn_r->wr = (Xilinx_wr_fn) addr;
+ if (fn->post) {
+ addr = (ulong) (fn->post) + reloc_offset;
+ fn_r->post = (Xilinx_post_fn) addr;
+ }
+
fn_r->relocated = TRUE;
} else {
diff --git a/include/spartan2.h b/include/spartan2.h
index d2e81e3..f3cde68 100644
--- a/include/spartan2.h
+++ b/include/spartan2.h
@@ -58,6 +58,7 @@
Xilinx_init_fn init;
Xilinx_done_fn done;
Xilinx_wr_fn wr;
+ Xilinx_post_fn post;
int relocated;
} Xilinx_Spartan2_Slave_Serial_fns;
diff --git a/include/spartan3.h b/include/spartan3.h
index 65a3f5a..529aade 100644
--- a/include/spartan3.h
+++ b/include/spartan3.h
@@ -58,6 +58,7 @@
Xilinx_init_fn init;
Xilinx_done_fn done;
Xilinx_wr_fn wr;
+ Xilinx_post_fn post;
int relocated;
} Xilinx_Spartan3_Slave_Serial_fns;