FPGA: move fpga drivers to drivers/fpga

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

1 files changed, 283 insertions, 0 deletions

diff --git a/drivers/fpga/altera.c b/drivers/fpga/altera.c
new file mode 100644
index 0000000..09dc0b2
--- /dev/null
+++ b/drivers/fpga/altera.c
@@ -0,0 +1,283 @@
+/*
+ * (C) Copyright 2003
+ * Steven Scholz, imc Measurement & Control, steven.scholz@imc-berlin.de
+ *
+ * (C) Copyright 2002
+ * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+/*
+ *  Altera FPGA support
+ */
+#include <common.h>
+#include <ACEX1K.h>
+#include <stratixII.h>
+
+/* Define FPGA_DEBUG to get debug printf's */
+/* #define FPGA_DEBUG */
+
+#ifdef	FPGA_DEBUG
+#define	PRINTF(fmt,args...)	printf (fmt ,##args)
+#else
+#define PRINTF(fmt,args...)
+#endif
+
+/* Local Static Functions */
+static int altera_validate (Altera_desc * desc, const char *fn);
+
+/* ------------------------------------------------------------------------- */
+int altera_load( Altera_desc *desc, void *buf, size_t bsize )
+{
+	int ret_val = FPGA_FAIL;	/* assume a failure */
+
+	if (!altera_validate (desc, (char *)__FUNCTION__)) {
+		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
+	} else {
+		switch (desc->family) {
+		case Altera_ACEX1K:
+		case Altera_CYC2:
+#if defined(CONFIG_FPGA_ACEX1K)
+			PRINTF ("%s: Launching the ACEX1K Loader...\n",
+					__FUNCTION__);
+			ret_val = ACEX1K_load (desc, buf, bsize);
+#elif defined(CONFIG_FPGA_CYCLON2)
+			PRINTF ("%s: Launching the CYCLON II Loader...\n",
+					__FUNCTION__);
+			ret_val = CYC2_load (desc, buf, bsize);
+#else
+			printf ("%s: No support for ACEX1K devices.\n",
+					__FUNCTION__);
+#endif
+			break;
+
+#if defined(CONFIG_FPGA_STRATIX_II)
+		case Altera_StratixII:
+			PRINTF ("%s: Launching the Stratix II Loader...\n",
+				__FUNCTION__);
+			ret_val = StratixII_load (desc, buf, bsize);
+			break;
+#endif
+		default:
+			printf ("%s: Unsupported family type, %d\n",
+					__FUNCTION__, desc->family);
+		}
+	}
+
+	return ret_val;
+}
+
+int altera_dump( Altera_desc *desc, void *buf, size_t bsize )
+{
+	int ret_val = FPGA_FAIL;	/* assume a failure */
+
+	if (!altera_validate (desc, (char *)__FUNCTION__)) {
+		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
+	} else {
+		switch (desc->family) {
+		case Altera_ACEX1K:
+#if defined(CONFIG_FPGA_ACEX)
+			PRINTF ("%s: Launching the ACEX1K Reader...\n",
+					__FUNCTION__);
+			ret_val = ACEX1K_dump (desc, buf, bsize);
+#else
+			printf ("%s: No support for ACEX1K devices.\n",
+					__FUNCTION__);
+#endif
+			break;
+
+#if defined(CONFIG_FPGA_STRATIX_II)
+		case Altera_StratixII:
+			PRINTF ("%s: Launching the Stratix II Reader...\n",
+				__FUNCTION__);
+			ret_val = StratixII_dump (desc, buf, bsize);
+			break;
+#endif
+		default:
+			printf ("%s: Unsupported family type, %d\n",
+					__FUNCTION__, desc->family);
+		}
+	}
+
+	return ret_val;
+}
+
+int altera_info( Altera_desc *desc )
+{
+	int ret_val = FPGA_FAIL;
+
+	if (altera_validate (desc, (char *)__FUNCTION__)) {
+		printf ("Family:        \t");
+		switch (desc->family) {
+		case Altera_ACEX1K:
+			printf ("ACEX1K\n");
+			break;
+		case Altera_CYC2:
+			printf ("CYCLON II\n");
+			break;
+		case Altera_StratixII:
+			printf ("Stratix II\n");
+			break;
+			/* Add new family types here */
+		default:
+			printf ("Unknown family type, %d\n", desc->family);
+		}
+
+		printf ("Interface type:\t");
+		switch (desc->iface) {
+		case passive_serial:
+			printf ("Passive Serial (PS)\n");
+			break;
+		case passive_parallel_synchronous:
+			printf ("Passive Parallel Synchronous (PPS)\n");
+			break;
+		case passive_parallel_asynchronous:
+			printf ("Passive Parallel Asynchronous (PPA)\n");
+			break;
+		case passive_serial_asynchronous:
+			printf ("Passive Serial Asynchronous (PSA)\n");
+			break;
+		case altera_jtag_mode:		/* Not used */
+			printf ("JTAG Mode\n");
+			break;
+		case fast_passive_parallel:
+			printf ("Fast Passive Parallel (FPP)\n");
+			break;
+		case fast_passive_parallel_security:
+			printf
+			    ("Fast Passive Parallel with Security (FPPS) \n");
+			break;
+			/* Add new interface types here */
+		default:
+			printf ("Unsupported interface type, %d\n", desc->iface);
+		}
+
+		printf ("Device Size:   \t%d bytes\n"
+				"Cookie:        \t0x%x (%d)\n",
+				desc->size, desc->cookie, desc->cookie);
+
+		if (desc->iface_fns) {
+			printf ("Device Function Table @ 0x%p\n", desc->iface_fns);
+			switch (desc->family) {
+			case Altera_ACEX1K:
+			case Altera_CYC2:
+#if defined(CONFIG_FPGA_ACEX1K)
+				ACEX1K_info (desc);
+#elif defined(CONFIG_FPGA_CYCLON2)
+				CYC2_info (desc);
+#else
+				/* just in case */
+				printf ("%s: No support for ACEX1K devices.\n",
+						__FUNCTION__);
+#endif
+				break;
+#if defined(CONFIG_FPGA_STRATIX_II)
+			case Altera_StratixII:
+				StratixII_info (desc);
+				break;
+#endif
+				/* Add new family types here */
+			default:
+				/* we don't need a message here - we give one up above */
+				break;
+			}
+		} else {
+			printf ("No Device Function Table.\n");
+		}
+
+		ret_val = FPGA_SUCCESS;
+	} else {
+		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
+	}
+
+	return ret_val;
+}
+
+int altera_reloc( Altera_desc *desc, ulong reloc_offset)
+{
+	int ret_val = FPGA_FAIL;	/* assume a failure */
+
+	if (!altera_validate (desc, (char *)__FUNCTION__)) {
+		printf ("%s: Invalid device descriptor\n", __FUNCTION__);
+	} else {
+		switch (desc->family) {
+		case Altera_ACEX1K:
+#if defined(CONFIG_FPGA_ACEX1K)
+			ret_val = ACEX1K_reloc (desc, reloc_offset);
+#else
+			printf ("%s: No support for ACEX devices.\n",
+					__FUNCTION__);
+#endif
+			break;
+#if defined(CONFIG_FPGA_STRATIX_II)
+		case Altera_StratixII:
+			ret_val = StratixII_reloc (desc, reloc_offset);
+			break;
+#endif
+		case Altera_CYC2:
+#if defined(CONFIG_FPGA_CYCLON2)
+			ret_val = CYC2_reloc (desc, reloc_offset);
+#else
+			printf ("%s: No support for CYCLON II devices.\n",
+					__FUNCTION__);
+#endif
+			break;
+			/* Add new family types here */
+		default:
+			printf ("%s: Unsupported family type, %d\n",
+					__FUNCTION__, desc->family);
+		}
+	}
+
+	return ret_val;
+}
+
+/* ------------------------------------------------------------------------- */
+
+static int altera_validate (Altera_desc * desc, const char *fn)
+{
+	int ret_val = FALSE;
+
+	if (desc) {
+		if ((desc->family > min_altera_type) &&
+			(desc->family < max_altera_type)) {
+			if ((desc->iface > min_altera_iface_type) &&
+				(desc->iface < max_altera_iface_type)) {
+				if (desc->size) {
+					ret_val = TRUE;
+				} else {
+					printf ("%s: NULL part size\n", fn);
+				}
+			} else {
+				printf ("%s: Invalid Interface type, %d\n",
+					fn, desc->iface);
+			}
+		} else {
+			printf ("%s: Invalid family type, %d\n", fn, desc->family);
+		}
+	} else {
+		printf ("%s: NULL descriptor!\n", fn);
+	}
+
+	return ret_val;
+}
+
+/* ------------------------------------------------------------------------- */