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-rw-r--r--CHANGELOG7
-rw-r--r--Makefile7
-rw-r--r--common/cmd_dcr.c131
3 files changed, 140 insertions, 5 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 10e4a96..1b8ca04 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,10 @@
+commit 7c52c4b943ff52bbe8796a7e2d3e476ceaf3f512
+Author: Wolfgang Denk <wd@denx.de>
+Date: Tue Oct 24 21:35:55 2006 +0200
+
+ Switch to automatically generated CHANGELOG file.
+ (use "make CHANGELOG" to update it from time to time)
+
commit 7ade0c634a979c32fa91a74e8f5775f24651fbe6
Author: Stefan Roese <sr@denx.de>
Date: Tue Oct 24 18:06:48 2006 +0200
diff --git a/Makefile b/Makefile
index 0af26bf..dec6355 100644
--- a/Makefile
+++ b/Makefile
@@ -318,9 +318,6 @@ $(obj)System.map: $(obj)u-boot
grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
sort > $(obj)System.map
-CHANGELOG:
- git log --no-merges U-Boot-1_1_5.. > $@
-
#########################################################################
else
all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
@@ -331,6 +328,10 @@ dep tags ctags etags $(obj)System.map:
@ exit 1
endif
+.PHONY : CHANGELOG
+CHANGELOG:
+ git log --no-merges U-Boot-1_1_5.. > $@
+
#########################################################################
unconfig:
diff --git a/common/cmd_dcr.c b/common/cmd_dcr.c
index 5842471..5fe2ede 100644
--- a/common/cmd_dcr.c
+++ b/common/cmd_dcr.c
@@ -31,6 +31,9 @@
#if defined(CONFIG_4xx) && (CONFIG_COMMANDS & CFG_CMD_SETGETDCR)
+unsigned long get_dcr (unsigned short);
+unsigned long set_dcr (unsigned short, unsigned long);
+
/* =======================================================================
* Interpreter command to retrieve an AMCC PPC 4xx Device Control Register
* =======================================================================
@@ -64,8 +67,6 @@ int do_getdcr ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] )
*/
int do_setdcr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
- unsigned long get_dcr (unsigned short);
- unsigned long set_dcr (unsigned short, unsigned long);
unsigned short dcrn; /* Device Control Register Num */
unsigned long value;
@@ -106,6 +107,120 @@ int do_setdcr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
return 0;
}
+/* =======================================================================
+ * Interpreter command to retrieve an register value through AMCC PPC 4xx
+ * Device Control Register inderect addressing.
+ * =======================================================================
+ */
+int do_getidcr (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned short adr_dcrn; /* Device Control Register Num for Address */
+ unsigned short dat_dcrn; /* Device Control Register Num for Data */
+ unsigned short offset; /* Register's offset */
+ unsigned long value; /* Register's value */
+ char *ptr = NULL;
+ char buf[80];
+
+ /* Validate arguments */
+ if (argc < 3) {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ /* Find out whether ther is '.' (dot) symbol in the first parameter. */
+ strncpy (buf, argv[1], sizeof(buf)-1);
+ buf[sizeof(buf)-1] = 0; /* will guarantee zero-end string */
+ ptr = strchr (buf, '.');
+
+ if (ptr != NULL) {
+ /* First parameter has format adr_dcrn.dat_dcrn */
+ *ptr++ = 0; /* erase '.', create zero-end string */
+ adr_dcrn = (unsigned short) simple_strtoul (buf, NULL, 16);
+ dat_dcrn = (unsigned short) simple_strtoul (ptr, NULL, 16);
+ } else {
+ /*
+ * First parameter has format adr_dcrn; dat_dcrn will be
+ * calculated as adr_dcrn+1.
+ */
+ adr_dcrn = (unsigned short) simple_strtoul (buf, NULL, 16);
+ dat_dcrn = adr_dcrn+1;
+ }
+
+ /* Register's offset */
+ offset = (unsigned short) simple_strtoul (argv[2], NULL, 16);
+
+ /* Disable interrupts */
+ disable_interrupts ();
+ /* Set offset */
+ set_dcr (adr_dcrn, offset);
+ /* get data */
+ value = get_dcr (dat_dcrn);
+ /* Enable interrupts */
+ enable_interrupts ();
+
+ printf ("%04x.%04x-%04x Read %08lx\n", adr_dcrn, dat_dcrn, offset, value);
+
+ return 0;
+}
+
+/* =======================================================================
+ * Interpreter command to update an register value through AMCC PPC 4xx
+ * Device Control Register inderect addressing.
+ * =======================================================================
+ */
+int do_setidcr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned short adr_dcrn; /* Device Control Register Num for Address */
+ unsigned short dat_dcrn; /* Device Control Register Num for Data */
+ unsigned short offset; /* Register's offset */
+ unsigned long value; /* Register's value */
+ char *ptr = NULL;
+ char buf[80];
+
+ /* Validate arguments */
+ if (argc < 4) {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ /* Find out whether ther is '.' (dot) symbol in the first parameter. */
+ strncpy (buf, argv[1], sizeof(buf)-1);
+ buf[sizeof(buf)-1] = 0; /* will guarantee zero-end string */
+ ptr = strchr (buf, '.');
+
+ if (ptr != NULL) {
+ /* First parameter has format adr_dcrn.dat_dcrn */
+ *ptr++ = 0; /* erase '.', create zero-end string */
+ adr_dcrn = (unsigned short) simple_strtoul (buf, NULL, 16);
+ dat_dcrn = (unsigned short) simple_strtoul (ptr, NULL, 16);
+ } else {
+ /*
+ * First parameter has format adr_dcrn; dat_dcrn will be
+ * calculated as adr_dcrn+1.
+ */
+ adr_dcrn = (unsigned short) simple_strtoul (buf, NULL, 16);
+ dat_dcrn = adr_dcrn+1;
+ }
+
+ /* Register's offset */
+ offset = (unsigned short) simple_strtoul (argv[2], NULL, 16);
+ /* New value */
+ value = (unsigned long) simple_strtoul (argv[3], NULL, 16);
+
+ /* Disable interrupts */
+ disable_interrupts ();
+ /* Set offset */
+ set_dcr (adr_dcrn, offset);
+ /* set data */
+ set_dcr (dat_dcrn, value);
+ /* Enable interrupts */
+ enable_interrupts ();
+
+ printf ("%04x.%04x-%04x Write %08lx\n", adr_dcrn, dat_dcrn, offset, value);
+
+ return 0;
+}
+
/***************************************************/
U_BOOT_CMD(
@@ -119,4 +234,16 @@ U_BOOT_CMD(
"dcrn - set a DCR's value.\n"
);
+U_BOOT_CMD(
+ getidcr, 3, 1, do_getidcr,
+ "getidcr - Get a register value via indirect DCR addressing\n",
+ "adr_dcrn[.dat_dcrn] offset - write offset to adr_dcrn, read value from dat_dcrn.\n"
+);
+
+U_BOOT_CMD(
+ setidcr, 4, 1, do_setidcr,
+ "setidcr - Set a register value via indirect DCR addressing\n",
+ "adr_dcrn[.dat_dcrn] offset value - write offset to adr_dcrn, write value to dat_dcrn.\n"
+);
+
#endif /* CONFIG_4xx & CFG_CMD_SETGETDCR */