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tools/intel_iosf_sb_*: Support reading/writing multiple registers at once

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Allow the user to specify a list of registers to read, and register/value
pairs to write.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2015-02-05 20:04:29 +02:00
parent 0461e8cf43
commit dcb3edf2a9
2 changed files with 18 additions and 15 deletions
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13
tools/intel_iosf_sb_read.c
View File

@ -73,7 +73,7 @@ static void usage(const char *name)
int i;
printf("Warning : This program will work only on Valleyview/Cherryview\n"
"Usage: %s [-h] [--] <port> <reg>\n"
"Usage: %s [-h] [--] <port> <reg> [<reg> ...]\n"
"\t -h : Show this help text\n"
"\t <port> : ", name);
for (i = 0; i < ARRAY_SIZE(iosf_sb_ports); i++)
@ -96,7 +96,7 @@ int main(int argc, char *argv[])
}
for (;;) {
int c = getopt(argc, argv, "h");
int c = getopt(argc, argv, "hc:");
if (c == -1)
break;
@ -120,9 +120,12 @@ int main(int argc, char *argv[])
intel_register_access_init(dev, 0);
reg = strtoul(argv[i], NULL, 16);
val = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x : 0x%08x\n", port, name, reg, val);
for (; i < argc; i++) {
reg = strtoul(argv[i], NULL, 16);
val = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x : 0x%08x\n", port, name, reg, val);
}
intel_register_access_fini();

20
tools/intel_iosf_sb_write.c
View File

@ -72,7 +72,7 @@ static void usage(const char *name)
int i;
printf("Warning : This program will work only on Valleyview/Cherryview\n"
"Usage: %s [-h] [--] <port> <reg> <val>\n"
"Usage: %s [-h] [--] <port> <reg> <val> [<reg> <val> ...]\n"
"\t -h : Show this help text\n"
"\t <port> : ", name);
for (i = 0; i < ARRAY_SIZE(iosf_sb_ports); i++)
@ -118,18 +118,18 @@ int main(int argc, char** argv)
name = argv[i++];
port = iosf_sb_port_parse(name);
reg = strtoul(argv[i], NULL, 16);
val = strtoul(argv[i+1], NULL, 16);
intel_register_access_init(dev, 0);
tmp = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x before : 0x%08x\n", port, name, reg, tmp);
for (; i < argc; i += 2) {
reg = strtoul(argv[i], NULL, 16);
val = strtoul(argv[i+1], NULL, 16);
intel_iosf_sb_write(port, reg, val);
tmp = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x after : 0x%08x\n", port, name, reg, tmp);
tmp = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x before : 0x%08x\n", port, name, reg, tmp);
intel_iosf_sb_write(port, reg, val);
tmp = intel_iosf_sb_read(port, reg);
printf("0x%02x(%s)/0x%04x after : 0x%08x\n", port, name, reg, tmp);
}
intel_register_access_fini();