*
* Michal SIMEK <monstr@monstr.eu>
*
- * 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 <command.h>
#include <asm/asm.h>
-#if (CONFIG_COMMANDS & CFG_CMD_MFSL)
-
-int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
unsigned int fslnum;
unsigned int num;
unsigned int blocking;
- if (argc < 2) {
- printf ("Usage:\n%s\n", cmdtp->usage);
- return 1;
- }
+ if (argc < 2)
+ return CMD_RET_USAGE;
fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);
blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16);
if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
puts ("Bad number of FSL\n");
- printf ("Usage:\n%s\n", cmdtp->usage);
- return 1;
+ return CMD_RET_USAGE;
}
switch (fslnum) {
return 1;
}
- printf ("%01x: 0x%08lx - %s %s read\n", fslnum, num,
+ printf ("%01x: 0x%08x - %s %s read\n", fslnum, num,
blocking < 2 ? "non blocking" : "blocking",
((blocking == 1) || (blocking == 3)) ? "control" : "data" );
return 0;
}
-int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
unsigned int fslnum;
unsigned int num;
unsigned int blocking;
- if (argc < 3) {
- printf ("Usage:\n%s\n", cmdtp->usage);
- return 1;
- }
+ if (argc < 3)
+ return CMD_RET_USAGE;
fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);
num = (unsigned int)simple_strtoul (argv[2], NULL, 16);
blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16);
- if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {
- printf ("Bad number of FSL\nUsage:\n%s\n", cmdtp->usage);
- return 1;
- }
+ if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER)
+ return CMD_RET_USAGE;
switch (fslnum) {
#if (XILINX_FSL_NUMBER > 0)
return 1;
}
- printf ("%01x: 0x%08lx - %s %s write\n", fslnum, num,
+ printf ("%01x: 0x%08x - %s %s write\n", fslnum, num,
blocking < 2 ? "non blocking" : "blocking",
((blocking == 1) || (blocking == 3)) ? "control" : "data" );
return 0;
}
-int do_rmsr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
+ unsigned int reg = 0;
unsigned int val = 0;
- val = (unsigned int)simple_strtoul (argv[1], NULL, 16);
- if (argc < 1) {
- printf ("Usage:\n%s\n", cmdtp->usage);
+ if (argc < 2)
+ return CMD_RET_USAGE;
+
+ reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);
+ val = (unsigned int)simple_strtoul (argv[2], NULL, 16);
+ switch (reg) {
+ case 0x1:
+ if (argc > 2) {
+ MTS (val, rmsr);
+ NOP;
+ MFS (val, rmsr);
+ } else {
+ MFS (val, rmsr);
+ }
+ puts ("MSR");
+ break;
+ case 0x3:
+ MFS (val, rear);
+ puts ("EAR");
+ break;
+ case 0x5:
+ MFS (val, resr);
+ puts ("ESR");
+ break;
+ default:
+ puts ("Unsupported register\n");
return 1;
}
- if (argc > 1) {
- MTS (val);
- MFS (val);
- } else {
- MFS (val);
- }
- printf ("rmsr: 0x%08lx\n", val);
+ printf (": 0x%08x\n", val);
return 0;
}
/***************************************************/
U_BOOT_CMD (frd, 3, 1, do_frd,
- "frd - read data from FSL\n",
+ "read data from FSL",
"- [fslnum [0|1|2|3]]\n"
" 0 - non blocking data read\n"
" 1 - non blocking control read\n"
" 2 - blocking data read\n"
- " 3 - blocking control read\n");
-
+ " 3 - blocking control read");
U_BOOT_CMD (fwr, 4, 1, do_fwr,
- "fwr - write data to FSL\n",
+ "write data to FSL",
"- [fslnum [0|1|2|3]]\n"
" 0 - non blocking data write\n"
" 1 - non blocking control write\n"
" 2 - blocking data write\n"
- " 3 - blocking control write\n");
-
-U_BOOT_CMD (rmsr, 2, 1, do_rmsr,
- "rmsr - read MSR register\n", "- read MSR register.\n");
+ " 3 - blocking control write");
-#endif /* CONFIG_MICROBLAZE & CFG_CMD_MFSL */
+U_BOOT_CMD (rspr, 3, 1, do_rspr,
+ "read/write special purpose register",
+ "- reg_num [write value] read/write special purpose register\n"
+ " 1 - MSR - Machine status register\n"
+ " 3 - EAR - Exception address register\n"
+ " 5 - ESR - Exception status register");
projects / karo-tx-uboot.git / blobdiff