3 * Dirk Eibach, Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9 * SPDX-License-Identifier: GPL-2.0+
15 #include <gdsys_fpga.h>
17 static uint dp_last_fpga;
18 static uint dp_last_addr;
19 static uint dp_last_length = 0x40;
25 * fpgad {fpga} {addr} {len}
27 #define DISP_LINE_LEN 16
28 int do_fpga_md(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
34 u16 linebuf[DISP_LINE_LEN/sizeof(u16)];
37 * We use the last specified parameters, unless new ones are
42 length = dp_last_length;
47 if ((flag & CMD_FLAG_REPEAT) == 0) {
49 * FPGA is specified since argc > 2
51 fpga = simple_strtoul(argv[1], NULL, 16);
54 * Address is specified since argc > 2
56 addr = simple_strtoul(argv[2], NULL, 16);
59 * If another parameter, it is the length to display.
60 * Length is the number of objects, not number of bytes.
63 length = simple_strtoul(argv[3], NULL, 16);
66 /* Print the lines. */
67 for (k = 0; k < DISP_LINE_LEN / sizeof(u16); ++k)
68 fpga_get_reg(fpga, (u16 *)fpga_ptr[fpga] + k, k * sizeof(u16),
70 print_buffer(addr, (void *)linebuf, sizeof(u16),
71 length, DISP_LINE_LEN / sizeof(u16));
72 addr += sizeof(u16)*length;
76 dp_last_length = length;
81 fpgad, 4, 1, do_fpga_md,
82 "fpga register display",
83 "fpga address [# of objects]"