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changeset 977:ce0ded19a769

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rvinterf: first attempt at TM3 memory read: omemdump command in fc-fsio
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Thu, 10 Dec 2015 04:00:08 +0000
parents ca65f5adf1af
children 1ee80bcb0fd0
files rvinterf/etmsync/fscmdtab.c rvinterf/etmsync/memcmd.c rvinterf/etmsync/memops.c rvinterf/include/tm3.h
diffstat 4 files changed, 113 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/rvinterf/etmsync/fscmdtab.c	Sun Nov 29 05:22:41 2015 +0000
+++ b/rvinterf/etmsync/fscmdtab.c	Thu Dec 10 04:00:08 2015 +0000
@@ -19,6 +19,7 @@
 extern int cmd_ls();
 extern int cmd_memdump();
 extern int cmd_mkdir();
+extern int cmd_omemdump();
 extern int cmd_preformat();
 extern int cmd_readlink();
 extern int cmd_set_imeisv();
@@ -50,6 +51,7 @@
 	{"memdump", 2, 2, cmd_memdump},
 	{"mkdir", 1, 1, cmd_mkdir},
 	{"mk-std-dirs", 0, 0, create_std_dirs},
+	{"omemdump", 2, 2, cmd_omemdump},
 	{"preformat", 0, 0, cmd_preformat},
 	{"readlink", 1, 1, cmd_readlink},
 	{"set-imeisv", 2, 2, cmd_set_imeisv},
--- a/rvinterf/etmsync/memcmd.c	Sun Nov 29 05:22:41 2015 +0000
+++ b/rvinterf/etmsync/memcmd.c	Thu Dec 10 04:00:08 2015 +0000
@@ -8,6 +8,7 @@
 #include <string.h>
 #include <strings.h>
 #include "etm.h"
+#include "tm3.h"
 #include "limits.h"
 #include "localtypes.h"
 #include "exitcodes.h"
@@ -58,6 +59,27 @@
 	return(0);
 }
 
+cmd_omemdump(argc, argv)
+	char **argv;
+{
+	u_char databuf[TM3_MEMREAD_MAX];
+	u32 memaddr;
+	int rc, sz, off, l;
+
+	memaddr = strtoul(argv[1], 0, 16);
+	sz = strtoul(argv[2], 0, 16);
+	rc = do_memory_read_tm3(memaddr, databuf, sz);
+	if (rc)
+		return(rc);
+	for (off = 0; off < sz; off += 16) {
+		l = sz - off;
+		if (l > 16)
+			l = 16;
+		memdump_line(memaddr + off, databuf + off, l);
+	}
+	return(0);
+}
+
 cmd_dieid()
 {
 	u_char buf[8];
--- a/rvinterf/etmsync/memops.c	Sun Nov 29 05:22:41 2015 +0000
+++ b/rvinterf/etmsync/memops.c	Thu Dec 10 04:00:08 2015 +0000
@@ -8,6 +8,7 @@
 #include <string.h>
 #include <strings.h>
 #include "etm.h"
+#include "tm3.h"
 #include "limits.h"
 #include "localtypes.h"
 #include "exitcodes.h"
@@ -95,6 +96,47 @@
 	return(0);
 }
 
+do_memory_read_tm3(memaddr, databuf, nbytes)
+	u32 memaddr;
+	u_char *databuf;
+{
+	u_char cmdpkt[11];
+	int rc;
+
+	if (nbytes > TM3_MEMREAD_MAX) {
+		printf("error: # of bytes to read may not exceed %d\n",
+			TM3_MEMREAD_MAX);
+		return(ERROR_USAGE);
+	}
+	cmdpkt[1] = MEM_READ;
+	cmdpkt[2] = memaddr;
+	cmdpkt[3] = memaddr >> 8;
+	cmdpkt[4] = memaddr >> 16;
+	cmdpkt[5] = memaddr >> 24;
+	cmdpkt[6] = nbytes;
+	cmdpkt[7] = 0;
+	cmdpkt[8] = 0;
+	cmdpkt[9] = 0;
+	rc = etm_pkt_exch(cmdpkt, 9);
+	if (rc)
+		return(rc);
+	if (rvi_msg[3]) {
+		printf("TM3 error response to mem read request: 0x%02X\n",
+			rvi_msg[3]);
+		return(ERROR_TARGET);
+	}
+	if (rvi_msg_len != nbytes + 9) {
+		printf("error: mem read response has wrong length\n");
+		return(ERROR_TARGET);
+	}
+	if (rvi_msg[4] != nbytes || rvi_msg[5] || rvi_msg[6] || rvi_msg[7]) {
+		printf("error: mem read response has wrong length echo\n");
+		return(ERROR_TARGET);
+	}
+	bcopy(rvi_msg + 8, databuf, nbytes);
+	return(0);
+}
+
 do_dieid_read(databuf)
 	u_char *databuf;
 {
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rvinterf/include/tm3.h	Thu Dec 10 04:00:08 2015 +0000
@@ -0,0 +1,47 @@
+/*
+ * This header file contains various definitions for talking to the old
+ * non-enhanced Test Mode firmware component.
+ */
+
+/* CID opcodes */
+enum 
+{
+  TM_INIT                    = 0x20,
+  TM_MODE_SET                = 0x21,
+  VERSION_GET                = 0x22,
+  RF_ENABLE                  = 0x23,
+  STATS_READ                 = 0x24,
+  STATS_CONFIG_WRITE         = 0x25,
+  STATS_CONFIG_READ          = 0x26,
+  RF_PARAM_WRITE             = 0x30,
+  RF_PARAM_READ              = 0x31,
+  RF_TABLE_WRITE             = 0x32,
+  RF_TABLE_READ              = 0x33,
+  RX_PARAM_WRITE             = 0x34,
+  RX_PARAM_READ              = 0x35,
+  TX_PARAM_WRITE             = 0x36,
+  TX_PARAM_READ              = 0x37,
+  TX_TEMPLATE_WRITE          = 0x38,
+  TX_TEMPLATE_READ           = 0x39,
+  MEM_WRITE                  = 0x40,
+  MEM_READ                   = 0x41,
+  CODEC_WRITE                = 0x42,
+  CODEC_READ                 = 0x43,
+  MISC_PARAM_WRITE           = 0x44,
+  MISC_PARAM_READ            = 0x45,
+  MISC_TABLE_WRITE           = 0x46,
+  MISC_TABLE_READ            = 0x47,
+  MISC_ENABLE                = 0x48,
+  SPECIAL_PARAM_WRITE        = 0x50,
+  SPECIAL_PARAM_READ         = 0x51,
+  SPECIAL_TABLE_WRITE        = 0x52,
+  SPECIAL_TABLE_READ         = 0x53,
+  SPECIAL_ENABLE             = 0x54,
+
+  TPU_TABLE_WRITE            = 0x55,
+  TPU_TABLE_READ             = 0x56,
+
+  TM_FFS                     = 0x70
+};
+
+#define	TM3_MEMREAD_MAX	0x7C