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authorTom Rini <trini@ti.com>2014-05-22 14:38:19 -0400
committerTom Rini <trini@ti.com>2014-05-22 14:38:19 -0400
commit4d16f67e7ba1a69929b55852f1a274c457a0db27 (patch)
treedf2e1e39cd0a9b9d73c8ecf203c45b7e993d18dd /drivers
parentf6ed9d50949eb290744bf7606e30763582e2d44b (diff)
parent1a897668ac33c57ca76f47cb940ec32b405e90dd (diff)
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Merge branch 'fpga' of git://www.denx.de/git/u-boot-microblaze
Diffstat (limited to 'drivers')
-rw-r--r--drivers/fpga/fpga.c36
-rw-r--r--drivers/fpga/spartan2.c3
-rw-r--r--drivers/fpga/spartan3.c3
-rw-r--r--drivers/fpga/virtex2.c3
-rw-r--r--drivers/fpga/xilinx.c26
-rw-r--r--drivers/fpga/zynqpl.c105
6 files changed, 153 insertions, 23 deletions
diff --git a/drivers/fpga/fpga.c b/drivers/fpga/fpga.c
index b940d9b..37946d5 100644
--- a/drivers/fpga/fpga.c
+++ b/drivers/fpga/fpga.c
@@ -173,16 +173,45 @@ int fpga_add(fpga_type devtype, void *desc)
/*
* Convert bitstream data and load into the fpga
*/
-int __weak fpga_loadbitstream(int devnum, char *fpgadata, size_t size)
+int __weak fpga_loadbitstream(int devnum, char *fpgadata, size_t size,
+ bitstream_type bstype)
{
printf("Bitstream support not implemented for this FPGA device\n");
return FPGA_FAIL;
}
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+int fpga_fsload(int devnum, const void *buf, size_t size,
+ fpga_fs_info *fpga_fsinfo)
+{
+ int ret_val = FPGA_FAIL; /* assume failure */
+ const fpga_desc *desc = fpga_validate(devnum, buf, size,
+ (char *)__func__);
+
+ if (desc) {
+ switch (desc->devtype) {
+ case fpga_xilinx:
+#if defined(CONFIG_FPGA_XILINX)
+ ret_val = xilinx_loadfs(desc->devdesc, buf, size,
+ fpga_fsinfo);
+#else
+ fpga_no_sup((char *)__func__, "Xilinx devices");
+#endif
+ break;
+ default:
+ printf("%s: Invalid or unsupported device type %d\n",
+ __func__, desc->devtype);
+ }
+ }
+
+ return ret_val;
+}
+#endif
+
/*
* Generic multiplexing code
*/
-int fpga_load(int devnum, const void *buf, size_t bsize)
+int fpga_load(int devnum, const void *buf, size_t bsize, bitstream_type bstype)
{
int ret_val = FPGA_FAIL; /* assume failure */
const fpga_desc *desc = fpga_validate(devnum, buf, bsize,
@@ -192,7 +221,8 @@ int fpga_load(int devnum, const void *buf, size_t bsize)
switch (desc->devtype) {
case fpga_xilinx:
#if defined(CONFIG_FPGA_XILINX)
- ret_val = xilinx_load(desc->devdesc, buf, bsize);
+ ret_val = xilinx_load(desc->devdesc, buf, bsize,
+ bstype);
#else
fpga_no_sup((char *)__func__, "Xilinx devices");
#endif
diff --git a/drivers/fpga/spartan2.c b/drivers/fpga/spartan2.c
index 7054056..859fb3c 100644
--- a/drivers/fpga/spartan2.c
+++ b/drivers/fpga/spartan2.c
@@ -41,7 +41,8 @@ static int spartan2_ss_dump(xilinx_desc *desc, const void *buf, size_t bsize);
/* ------------------------------------------------------------------------- */
/* Spartan-II Generic Implementation */
-static int spartan2_load(xilinx_desc *desc, const void *buf, size_t bsize)
+static int spartan2_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
{
int ret_val = FPGA_FAIL;
diff --git a/drivers/fpga/spartan3.c b/drivers/fpga/spartan3.c
index 5c9412c..b0213e6 100644
--- a/drivers/fpga/spartan3.c
+++ b/drivers/fpga/spartan3.c
@@ -45,7 +45,8 @@ static int spartan3_ss_dump(xilinx_desc *desc, const void *buf, size_t bsize);
/* ------------------------------------------------------------------------- */
/* Spartan-II Generic Implementation */
-static int spartan3_load(xilinx_desc *desc, const void *buf, size_t bsize)
+static int spartan3_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
{
int ret_val = FPGA_FAIL;
diff --git a/drivers/fpga/virtex2.c b/drivers/fpga/virtex2.c
index e092147..0d2d9a4 100644
--- a/drivers/fpga/virtex2.c
+++ b/drivers/fpga/virtex2.c
@@ -90,7 +90,8 @@ static int virtex2_ssm_dump(xilinx_desc *desc, const void *buf, size_t bsize);
static int virtex2_ss_load(xilinx_desc *desc, const void *buf, size_t bsize);
static int virtex2_ss_dump(xilinx_desc *desc, const void *buf, size_t bsize);
-static int virtex2_load(xilinx_desc *desc, const void *buf, size_t bsize)
+static int virtex2_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
{
int ret_val = FPGA_FAIL;
diff --git a/drivers/fpga/xilinx.c b/drivers/fpga/xilinx.c
index 8837f5c..3795c1a 100644
--- a/drivers/fpga/xilinx.c
+++ b/drivers/fpga/xilinx.c
@@ -24,7 +24,8 @@ static int xilinx_validate(xilinx_desc *desc, char *fn);
/* ------------------------------------------------------------------------- */
-int fpga_loadbitstream(int devnum, char *fpgadata, size_t size)
+int fpga_loadbitstream(int devnum, char *fpgadata, size_t size,
+ bitstream_type bstype)
{
unsigned int length;
unsigned int swapsize;
@@ -127,19 +128,36 @@ int fpga_loadbitstream(int devnum, char *fpgadata, size_t size)
dataptr += 4;
printf(" bytes in bitstream = %d\n", swapsize);
- return fpga_load(devnum, dataptr, swapsize);
+ return fpga_load(devnum, dataptr, swapsize, bstype);
}
-int xilinx_load(xilinx_desc *desc, const void *buf, size_t bsize)
+int xilinx_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
{
if (!xilinx_validate (desc, (char *)__FUNCTION__)) {
printf ("%s: Invalid device descriptor\n", __FUNCTION__);
return FPGA_FAIL;
}
- return desc->operations->load(desc, buf, bsize);
+ return desc->operations->load(desc, buf, bsize, bstype);
}
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+int xilinx_loadfs(xilinx_desc *desc, const void *buf, size_t bsize,
+ fpga_fs_info *fpga_fsinfo)
+{
+ if (!xilinx_validate(desc, (char *)__func__)) {
+ printf("%s: Invalid device descriptor\n", __func__);
+ return FPGA_FAIL;
+ }
+
+ if (!desc->operations->loadfs)
+ return FPGA_FAIL;
+
+ return desc->operations->loadfs(desc, buf, bsize, fpga_fsinfo);
+}
+#endif
+
int xilinx_dump(xilinx_desc *desc, const void *buf, size_t bsize)
{
if (!xilinx_validate (desc, (char *)__FUNCTION__)) {
diff --git a/drivers/fpga/zynqpl.c b/drivers/fpga/zynqpl.c
index c066f21..68fe0f3 100644
--- a/drivers/fpga/zynqpl.c
+++ b/drivers/fpga/zynqpl.c
@@ -9,6 +9,7 @@
#include <common.h>
#include <asm/io.h>
+#include <fs.h>
#include <zynqpl.h>
#include <linux/sizes.h>
#include <asm/arch/hardware.h>
@@ -194,7 +195,7 @@ static int zynq_dma_transfer(u32 srcbuf, u32 srclen, u32 dstbuf, u32 dstlen)
return FPGA_SUCCESS;
}
-static int zynq_dma_xfer_init(u32 partialbit)
+static int zynq_dma_xfer_init(bitstream_type bstype)
{
u32 status, control, isr_status;
unsigned long ts;
@@ -202,7 +203,7 @@ static int zynq_dma_xfer_init(u32 partialbit)
/* Clear loopback bit */
clrbits_le32(&devcfg_base->mctrl, DEVCFG_MCTRL_PCAP_LPBK);
- if (!partialbit) {
+ if (bstype != BIT_PARTIAL) {
zynq_slcr_devcfg_disable();
/* Setting PCFG_PROG_B signal to high */
@@ -322,16 +323,11 @@ static u32 *zynq_align_dma_buffer(u32 *buf, u32 len, u32 swap)
static int zynq_validate_bitstream(xilinx_desc *desc, const void *buf,
size_t bsize, u32 blocksize, u32 *swap,
- u32 *partialbit)
+ bitstream_type *bstype)
{
u32 *buf_start;
u32 diff;
- /* Detect if we are going working with partial or full bitstream */
- if (bsize != desc->size) {
- printf("%s: Working with partial bitstream\n", __func__);
- *partialbit = 1;
- }
buf_start = check_data((u8 *)buf, blocksize, swap);
if (!buf_start)
@@ -351,17 +347,16 @@ static int zynq_validate_bitstream(xilinx_desc *desc, const void *buf,
return FPGA_FAIL;
}
- if (zynq_dma_xfer_init(*partialbit))
+ if (zynq_dma_xfer_init(*bstype))
return FPGA_FAIL;
return 0;
}
-
-static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize)
+static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize,
+ bitstream_type bstype)
{
unsigned long ts; /* Timestamp */
- u32 partialbit = 0;
u32 isr_status, swap;
/*
@@ -369,7 +364,7 @@ static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize)
* in chunks
*/
if (zynq_validate_bitstream(desc, buf, bsize, bsize, &swap,
- &partialbit))
+ &bstype))
return FPGA_FAIL;
buf = zynq_align_dma_buffer((u32 *)buf, bsize, swap);
@@ -398,11 +393,92 @@ static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize)
debug("%s: FPGA config done\n", __func__);
+ if (bstype != BIT_PARTIAL)
+ zynq_slcr_devcfg_enable();
+
+ return FPGA_SUCCESS;
+}
+
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+static int zynq_loadfs(xilinx_desc *desc, const void *buf, size_t bsize,
+ fpga_fs_info *fsinfo)
+{
+ unsigned long ts; /* Timestamp */
+ u32 isr_status, swap;
+ u32 partialbit = 0;
+ u32 blocksize;
+ u32 pos = 0;
+ int fstype;
+ char *interface, *dev_part, *filename;
+
+ blocksize = fsinfo->blocksize;
+ interface = fsinfo->interface;
+ dev_part = fsinfo->dev_part;
+ filename = fsinfo->filename;
+ fstype = fsinfo->fstype;
+
+ if (fs_set_blk_dev(interface, dev_part, fstype))
+ return FPGA_FAIL;
+
+ if (fs_read(filename, (u32) buf, pos, blocksize) < 0)
+ return FPGA_FAIL;
+
+ if (zynq_validate_bitstream(desc, buf, bsize, blocksize, &swap,
+ &partialbit))
+ return FPGA_FAIL;
+
+ dcache_disable();
+
+ do {
+ buf = zynq_align_dma_buffer((u32 *)buf, blocksize, swap);
+
+ if (zynq_dma_transfer((u32)buf | 1, blocksize >> 2,
+ 0xffffffff, 0))
+ return FPGA_FAIL;
+
+ bsize -= blocksize;
+ pos += blocksize;
+
+ if (fs_set_blk_dev(interface, dev_part, fstype))
+ return FPGA_FAIL;
+
+ if (bsize > blocksize) {
+ if (fs_read(filename, (u32) buf, pos, blocksize) < 0)
+ return FPGA_FAIL;
+ } else {
+ if (fs_read(filename, (u32) buf, pos, bsize) < 0)
+ return FPGA_FAIL;
+ }
+ } while (bsize > blocksize);
+
+ buf = zynq_align_dma_buffer((u32 *)buf, blocksize, swap);
+
+ if (zynq_dma_transfer((u32)buf | 1, bsize >> 2, 0xffffffff, 0))
+ return FPGA_FAIL;
+
+ dcache_enable();
+
+ isr_status = readl(&devcfg_base->int_sts);
+
+ /* Check FPGA configuration completion */
+ ts = get_timer(0);
+ while (!(isr_status & DEVCFG_ISR_PCFG_DONE)) {
+ if (get_timer(ts) > CONFIG_SYS_FPGA_WAIT) {
+ printf("%s: Timeout wait for FPGA to config\n",
+ __func__);
+ return FPGA_FAIL;
+ }
+ isr_status = readl(&devcfg_base->int_sts);
+ }
+
+ debug("%s: FPGA config done\n", __func__);
+
if (!partialbit)
zynq_slcr_devcfg_enable();
return FPGA_SUCCESS;
}
+#endif
static int zynq_dump(xilinx_desc *desc, const void *buf, size_t bsize)
{
@@ -411,6 +487,9 @@ static int zynq_dump(xilinx_desc *desc, const void *buf, size_t bsize)
struct xilinx_fpga_op zynq_op = {
.load = zynq_load,
+#if defined(CONFIG_CMD_FPGA_LOADFS)
+ .loadfs = zynq_loadfs,
+#endif
.dump = zynq_dump,
.info = zynq_info,
};