summaryrefslogtreecommitdiff
path: root/cmd/cmd_mfsl.c
diff options
context:
space:
mode:
Diffstat (limited to 'cmd/cmd_mfsl.c')
-rw-r--r--cmd/cmd_mfsl.c388
1 files changed, 388 insertions, 0 deletions
diff --git a/cmd/cmd_mfsl.c b/cmd/cmd_mfsl.c
new file mode 100644
index 0000000..e8e8e3c
--- /dev/null
+++ b/cmd/cmd_mfsl.c
@@ -0,0 +1,388 @@
+/*
+ * (C) Copyright 2007 Michal Simek
+ *
+ * Michal SIMEK <monstr@monstr.eu>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/*
+ * Microblaze FSL support
+ */
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+#include <asm/asm.h>
+
+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)
+ 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");
+ return CMD_RET_USAGE;
+ }
+
+ switch (fslnum) {
+#if (XILINX_FSL_NUMBER > 0)
+ case 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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
+ default:
+ return 1;
+ }
+
+ 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 * const argv[])
+{
+ unsigned int fslnum;
+ unsigned int num;
+ unsigned int blocking;
+
+ 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)
+ return CMD_RET_USAGE;
+
+ switch (fslnum) {
+#if (XILINX_FSL_NUMBER > 0)
+ case 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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:
+ 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
+ default:
+ return 1;
+ }
+
+ 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_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
+{
+ unsigned int reg = 0;
+ unsigned int val = 0;
+
+ 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;
+ }
+ printf (": 0x%08x\n", val);
+ return 0;
+}
+
+/***************************************************/
+
+U_BOOT_CMD (frd, 3, 1, do_frd,
+ "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,
+ "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");
+
+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");
generated by cgit v1.1 at 2024-11-01 21:08:29 +0000