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Diffstat (limited to 'common/cmd_mii.c')
-rw-r--r--common/cmd_mii.c118
1 files changed, 77 insertions, 41 deletions
diff --git a/common/cmd_mii.c b/common/cmd_mii.c
index 3d260ab9bd..48a4e77c55 100644
--- a/common/cmd_mii.c
+++ b/common/cmd_mii.c
@@ -41,19 +41,21 @@ uint last_data;
uint last_reg;
/*
- * MII read/write
+ * MII device/info/read/write
*
* Syntax:
- * mii read {addr} {reg}
- * mii write {addr} {reg} {data}
+ * mii device {devname}
+ * mii info {addr}
+ * mii read {addr} {reg}
+ * mii write {addr} {reg} {data}
*/
-
int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
char op;
unsigned char addr, reg;
unsigned short data;
int rcode = 0;
+ char *devname;
#if defined(CONFIG_8xx) || defined(CONFIG_MCF52x2)
mii_init ();
@@ -78,8 +80,11 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
data = simple_strtoul (argv[4], NULL, 16);
}
+ /* use current device */
+ devname = miiphy_get_current_dev();
+
/*
- * check info/read/write.
+ * check device/read/write/list.
*/
if (op == 'i') {
unsigned char j, start, end;
@@ -93,32 +98,41 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
if (argc >= 3) {
start = addr; end = addr + 1;
} else {
- start = 0; end = 32;
+ start = 0; end = 31;
}
for (j = start; j < end; j++) {
- if (miiphy_info (j, &oui, &model, &rev) == 0) {
+ if (miiphy_info (devname, j, &oui, &model, &rev) == 0) {
printf ("PHY 0x%02X: "
"OUI = 0x%04X, "
"Model = 0x%02X, "
"Rev = 0x%02X, "
"%3dbaseT, %s\n",
j, oui, model, rev,
- miiphy_speed (j),
- miiphy_duplex (j) == FULL ? "FDX" : "HDX");
+ miiphy_speed (devname, j),
+ (miiphy_duplex (devname, j) == FULL)
+ ? "FDX" : "HDX");
+ } else {
+ puts ("Error reading info from the PHY\n");
}
}
} else if (op == 'r') {
- if (miiphy_read (addr, reg, &data) != 0) {
+ if (miiphy_read (devname, addr, reg, &data) != 0) {
puts ("Error reading from the PHY\n");
rcode = 1;
+ } else {
+ printf ("%04X\n", data & 0x0000FFFF);
}
- printf ("%04X\n", data & 0x0000FFFF);
} else if (op == 'w') {
- if (miiphy_write (addr, reg, data) != 0) {
+ if (miiphy_write (devname, addr, reg, data) != 0) {
puts ("Error writing to the PHY\n");
rcode = 1;
}
+ } else if (op == 'd') {
+ if (argc == 2)
+ miiphy_listdev ();
+ else
+ miiphy_set_current_dev (argv[2]);
} else {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
@@ -140,9 +154,11 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
U_BOOT_CMD(
mii, 5, 1, do_mii,
"mii - MII utility commands\n",
- "info <addr> - display MII PHY info\n"
- "mii read <addr> <reg> - read MII PHY <addr> register <reg>\n"
- "mii write <addr> <reg> <data> - write MII PHY <addr> register <reg>\n"
+ "device - list available devices\n"
+ "mii device <devname> - set current device\n"
+ "mii info <addr> - display MII PHY info\n"
+ "mii read <addr> <reg> - read MII PHY <addr> register <reg>\n"
+ "mii write <addr> <reg> <data> - write MII PHY <addr> register <reg>\n"
);
#else /* ! CONFIG_TERSE_MII ================================================= */
@@ -386,7 +402,7 @@ static int special_field(
return 0;
}
-uint last_op;
+char last_op[2];
uint last_data;
uint last_addr_lo;
uint last_addr_hi;
@@ -412,11 +428,12 @@ static void extract_range(
/* ---------------------------------------------------------------- */
int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
- char op;
+ char op[2];
unsigned char addrlo, addrhi, reglo, reghi;
- unsigned char addr = 0, reg = 0;
+ unsigned char addr, reg;
unsigned short data;
int rcode = 0;
+ char *devname;
#ifdef CONFIG_8xx
mii_init ();
@@ -426,7 +443,8 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
* We use the last specified parameters, unless new ones are
* entered.
*/
- op = last_op;
+ op[0] = last_op[0];
+ op[1] = last_op[1];
addrlo = last_addr_lo;
addrhi = last_addr_hi;
reglo = last_reg_lo;
@@ -434,7 +452,12 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
data = last_data;
if ((flag & CMD_FLAG_REPEAT) == 0) {
- op = argv[1][0];
+ op[0] = argv[1][0];
+ if (strlen(argv[1]) > 1)
+ op[1] = argv[1][1];
+ else
+ op[1] = '\0';
+
if (argc >= 3)
extract_range(argv[2], &addrlo, &addrhi);
if (argc >= 4)
@@ -443,10 +466,13 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
data = simple_strtoul (argv[4], NULL, 16);
}
+ /* use current device */
+ devname = miiphy_get_current_dev();
+
/*
* check info/read/write.
*/
- if (op == 'i') {
+ if (op[0] == 'i') {
unsigned char j, start, end;
unsigned int oui;
unsigned char model;
@@ -456,34 +482,36 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
* Look for any and all PHYs. Valid addresses are 0..31.
*/
if (argc >= 3) {
- start = addr; end = addr + 1;
+ start = addrlo; end = addrhi;
} else {
- start = 0; end = 32;
+ start = 0; end = 31;
}
- for (j = start; j < end; j++) {
- if (miiphy_info (j, &oui, &model, &rev) == 0) {
+ for (j = start; j <= end; j++) {
+ if (miiphy_info (devname, j, &oui, &model, &rev) == 0) {
printf("PHY 0x%02X: "
"OUI = 0x%04X, "
"Model = 0x%02X, "
"Rev = 0x%02X, "
"%3dbaseT, %s\n",
j, oui, model, rev,
- miiphy_speed (j),
- miiphy_duplex (j) == FULL ? "FDX" : "HDX");
+ miiphy_speed (devname, j),
+ (miiphy_duplex (devname, j) == FULL)
+ ? "FDX" : "HDX");
+ } else {
+ puts ("Error reading info from the PHY\n");
}
}
- } else if (op == 'r') {
+ } else if (op[0] == 'r') {
for (addr = addrlo; addr <= addrhi; addr++) {
for (reg = reglo; reg <= reghi; reg++) {
data = 0xffff;
- if (miiphy_read (addr, reg, &data) != 0) {
+ if (miiphy_read (devname, addr, reg, &data) != 0) {
printf(
"Error reading from the PHY addr=%02x reg=%02x\n",
addr, reg);
rcode = 1;
- }
- else {
+ } else {
if ((addrlo != addrhi) || (reglo != reghi))
printf("addr=%02x reg=%02x data=",
(uint)addr, (uint)reg);
@@ -493,17 +521,17 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
if ((addrlo != addrhi) && (reglo != reghi))
printf("\n");
}
- } else if (op == 'w') {
+ } else if (op[0] == 'w') {
for (addr = addrlo; addr <= addrhi; addr++) {
for (reg = reglo; reg <= reghi; reg++) {
- if (miiphy_write (addr, reg, data) != 0) {
+ if (miiphy_write (devname, addr, reg, data) != 0) {
printf("Error writing to the PHY addr=%02x reg=%02x\n",
addr, reg);
rcode = 1;
}
}
}
- } else if (op == 'd') {
+ } else if (strncmp(op, "du", 2) == 0) {
ushort regs[6];
int ok = 1;
if ((reglo > 5) || (reghi > 5)) {
@@ -513,8 +541,8 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
return 1;
}
for (addr = addrlo; addr <= addrhi; addr++) {
- for (reg = 0; reg < 6; reg++) {
- if (miiphy_read(addr, reg, &regs[reg]) != 0) {
+ for (reg = reglo; reg < reghi + 1; reg++) {
+ if (miiphy_read(devname, addr, reg, &regs[reg]) != 0) {
ok = 0;
printf(
"Error reading from the PHY addr=%02x reg=%02x\n",
@@ -526,6 +554,11 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
MII_dump_0_to_5(regs, reglo, reghi);
printf("\n");
}
+ } else if (strncmp(op, "de", 2) == 0) {
+ if (argc == 2)
+ miiphy_listdev ();
+ else
+ miiphy_set_current_dev (argv[2]);
} else {
printf("Usage:\n%s\n", cmdtp->usage);
return 1;
@@ -534,7 +567,8 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
/*
* Save the parameters for repeats.
*/
- last_op = op;
+ last_op[0] = op[0];
+ last_op[1] = op[1];
last_addr_lo = addrlo;
last_addr_hi = addrhi;
last_reg_lo = reglo;
@@ -549,10 +583,12 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
U_BOOT_CMD(
mii, 5, 1, do_mii,
"mii - MII utility commands\n",
- "info <addr> - display MII PHY info\n"
- "mii read <addr> <reg> - read MII PHY <addr> register <reg>\n"
- "mii write <addr> <reg> <data> - write MII PHY <addr> register <reg>\n"
- "mii dump <addr> <reg> - pretty-print <addr> <reg> (0-5 only)\n"
+ "device - list available devices\n"
+ "mii device <devname> - set current device\n"
+ "mii info <addr> - display MII PHY info\n"
+ "mii read <addr> <reg> - read MII PHY <addr> register <reg>\n"
+ "mii write <addr> <reg> <data> - write MII PHY <addr> register <reg>\n"
+ "mii dump <addr> <reg> - pretty-print <addr> <reg> (0-5 only)\n"
"Addr and/or reg may be ranges, e.g. 2-7.\n"
);
generated by cgit (git 2.34.1) at 2024-12-27 05:54:56 +0000