X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=common%2Fcmd_mfsl.c;h=e8e8e3c0de8c3f1a85512e331d4371c079f2383c;hb=22dbf14f5dfcc7295f8e562898a49ffb3608d08c;hp=827b75e6ce2354d5f4c416a3a467f6d86b93b976;hpb=f7e2e0eb0668136305f78bb9c21be79b48a34247;p=karo-tx-uboot.git

diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c
index 827b75e6ce..e8e8e3c0de 100644
--- a/common/cmd_mfsl.c
+++ b/common/cmd_mfsl.c
@@ -3,23 +3,7 @@
  *
  * 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+
  */
 
 /*
@@ -31,97 +15,148 @@
 #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) {
 #if (XILINX_FSL_NUMBER > 0)
 	case 0:
-		if (blocking) {
-			GET (num, 0);
-		} else {
-			NGET (num, 0);
+		switch (blocking) {
+		case 0:	NGET (num, 0);
+			break;
+		case 1:	NCGET (num, 0);
+			break;
+		case 2:	GET (num, 0);
+			break;
+		case 3:	CGET (num, 0);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 1)
 	case 1:
-		if (blocking) {
-			GET (num, 1);
-		} else {
-			NGET (num, 1);
+		switch (blocking) {
+		case 0:	NGET (num, 1);
+			break;
+		case 1:	NCGET (num, 1);
+			break;
+		case 2:	GET (num, 1);
+			break;
+		case 3:	CGET (num, 1);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 2)
 	case 2:
-		if (blocking) {
-			GET (num, 2);
-		} else {
-			NGET (num, 2);
+		switch (blocking) {
+		case 0:	NGET (num, 2);
+			break;
+		case 1:	NCGET (num, 2);
+			break;
+		case 2:	GET (num, 2);
+			break;
+		case 3:	CGET (num, 2);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 3)
 	case 3:
-		if (blocking) {
-			GET (num, 3);
-		} else {
-			NGET (num, 3);
+		switch (blocking) {
+		case 0:	NGET (num, 3);
+			break;
+		case 1:	NCGET (num, 3);
+			break;
+		case 2:	GET (num, 3);
+			break;
+		case 3:	CGET (num, 3);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 4)
 	case 4:
-		if (blocking) {
-			GET (num, 4);
-		} else {
-			NGET (num, 4);
+		switch (blocking) {
+		case 0:	NGET (num, 4);
+			break;
+		case 1:	NCGET (num, 4);
+			break;
+		case 2:	GET (num, 4);
+			break;
+		case 3:	CGET (num, 4);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 5)
 	case 5:
-		if (blocking) {
-			GET (num, 5);
-		} else {
-			NGET (num, 5);
+		switch (blocking) {
+		case 0:	NGET (num, 5);
+			break;
+		case 1:	NCGET (num, 5);
+			break;
+		case 2:	GET (num, 5);
+			break;
+		case 3:	CGET (num, 5);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 6)
 	case 6:
-		if (blocking) {
-			GET (num, 6);
-		} else {
-			NGET (num, 6);
+		switch (blocking) {
+		case 0:	NGET (num, 6);
+			break;
+		case 1:	NCGET (num, 6);
+			break;
+		case 2:	GET (num, 6);
+			break;
+		case 3:	CGET (num, 6);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 7)
 	case 7:
-		if (blocking) {
-			GET (num, 7);
-		} else {
-			NGET (num, 7);
+		switch (blocking) {
+		case 0:	NGET (num, 7);
+			break;
+		case 1:	NCGET (num, 7);
+			break;
+		case 2:	GET (num, 7);
+			break;
+		case 3:	CGET (num, 7);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
@@ -129,100 +164,153 @@ int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		return 1;
 	}
 
-	printf ("%01x: 0x%08lx - %s read\n", fslnum, num,
-		blocking ? "blocking" : "non blocking");
+	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)
 	case 0:
-		if (blocking) {
-			PUT (num, 0);
-		} else {
-			NPUT (num, 0);
+		switch (blocking) {
+		case 0:	NPUT (num, 0);
+			break;
+		case 1:	NCPUT (num, 0);
+			break;
+		case 2:	PUT (num, 0);
+			break;
+		case 3:	CPUT (num, 0);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 1)
 	case 1:
-		if (blocking) {
-			PUT (num, 1);
-		} else {
-			NPUT (num, 1);
+		switch (blocking) {
+		case 0:	NPUT (num, 1);
+			break;
+		case 1:	NCPUT (num, 1);
+			break;
+		case 2:	PUT (num, 1);
+			break;
+		case 3:	CPUT (num, 1);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 2)
 	case 2:
-		if (blocking) {
-			PUT (num, 2);
-		} else {
-			NPUT (num, 2);
+		switch (blocking) {
+		case 0:	NPUT (num, 2);
+			break;
+		case 1:	NCPUT (num, 2);
+			break;
+		case 2:	PUT (num, 2);
+			break;
+		case 3:	CPUT (num, 2);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 3)
 	case 3:
-		if (blocking) {
-			PUT (num, 3);
-		} else {
-			NPUT (num, 3);
+		switch (blocking) {
+		case 0:	NPUT (num, 3);
+			break;
+		case 1:	NCPUT (num, 3);
+			break;
+		case 2:	PUT (num, 3);
+			break;
+		case 3:	CPUT (num, 3);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 4)
 	case 4:
-		if (blocking) {
-			PUT (num, 4);
-		} else {
-			NPUT (num, 4);
+		switch (blocking) {
+		case 0:	NPUT (num, 4);
+			break;
+		case 1:	NCPUT (num, 4);
+			break;
+		case 2:	PUT (num, 4);
+			break;
+		case 3:	CPUT (num, 4);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 5)
 	case 5:
-		if (blocking) {
-			PUT (num, 5);
-		} else {
-			NPUT (num, 5);
+		switch (blocking) {
+		case 0:	NPUT (num, 5);
+			break;
+		case 1:	NCPUT (num, 5);
+			break;
+		case 2:	PUT (num, 5);
+			break;
+		case 3:	CPUT (num, 5);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 6)
 	case 6:
-		if (blocking) {
-			PUT (num, 6);
-		} else {
-			NPUT (num, 6);
+		switch (blocking) {
+		case 0:	NPUT (num, 6);
+			break;
+		case 1:	NCPUT (num, 6);
+			break;
+		case 2:	PUT (num, 6);
+			break;
+		case 3:	CPUT (num, 6);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
 #if (XILINX_FSL_NUMBER > 7)
 	case 7:
-		if (blocking) {
-			PUT (num, 7);
-		} else {
-			NPUT (num, 7);
+		switch (blocking) {
+		case 0:	NPUT (num, 7);
+			break;
+		case 1:	NCPUT (num, 7);
+			break;
+		case 2:	PUT (num, 7);
+			break;
+		case 3:	CPUT (num, 7);
+			break;
+		default:
+			return 2;
 		}
 		break;
 #endif
@@ -230,36 +318,71 @@ int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 		return 1;
 	}
 
-	printf ("%01x: 0x%08lx - %s write\n", fslnum, num,
-		blocking ? "blocking" : "non blocking");
+	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[])
 {
-	int val = 0;
+	unsigned int reg = 0;
+	unsigned int val = 0;
+
+	if (argc < 2)
+		return CMD_RET_USAGE;
 
-	if (argc < 1) {
-		printf ("Usage:\n%s\n", cmdtp->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;
 	}
-	RMSR (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",
-	    "- [fslnum [0|x]],  (0 - non blocking|x - blocking).\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");
 
 U_BOOT_CMD (fwr, 4, 1, do_fwr,
-	    "fwr     - write data to FSL\n",
-	    "- [fslnum data [0|x]],  (0 - non blocking|x - blocking).\n");
-
-U_BOOT_CMD (rmsr, 1, 1, do_rmsr,
-	    "rmsr    - read MSR register\n", "- read MSR register.\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");
 
-#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");