* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
unsigned int fpga;
ulong addr, length;
int rc = 0;
- u16 linebuf[DISP_LINE_LEN/sizeof(u16)];
+ u16 linebuf[DISP_LINE_LEN/sizeof(u16)];
+ ulong nbytes;
/*
* We use the last specified parameters, unless new ones are
length = simple_strtoul(argv[3], NULL, 16);
}
- /* Print the lines. */
- for (k = 0; k < DISP_LINE_LEN / sizeof(u16); ++k)
- fpga_get_reg(fpga, (u16 *)fpga_ptr[fpga] + k, k * sizeof(u16),
- &linebuf[k]);
- print_buffer(addr, (void *)linebuf, sizeof(u16),
- length, DISP_LINE_LEN / sizeof(u16));
- addr += sizeof(u16)*length;
+ nbytes = length * sizeof(u16);
+ do {
+ ulong linebytes = (nbytes > DISP_LINE_LEN) ?
+ DISP_LINE_LEN : nbytes;
+
+ for (k = 0; k < linebytes / sizeof(u16); ++k)
+ fpga_get_reg(fpga,
+ (u16 *)fpga_ptr[fpga] + addr
+ / sizeof(u16) + k,
+ addr + k * sizeof(u16),
+ &linebuf[k]);
+ print_buffer(addr, (void *)linebuf, sizeof(u16),
+ linebytes / sizeof(u16),
+ DISP_LINE_LEN / sizeof(u16));
+
+ nbytes -= linebytes;
+ addr += linebytes;
+ if (ctrlc()) {
+ rc = 1;
+ break;
+ }
+ } while (nbytes > 0);
dp_last_fpga = fpga;
dp_last_addr = addr;