#include "superiotool.h"
-unsigned char regval(unsigned short port, unsigned char reg)
+/* Command line options. */
+int dump = 0, verbose = 0;
+
+uint8_t regval(uint16_t port, uint8_t reg)
{
outb(reg, port);
return inb(port + 1);
}
-void regwrite(unsigned short port, unsigned char reg, unsigned char val)
+void regwrite(uint16_t port, uint8_t reg, uint8_t val)
{
outb(reg, port);
outb(val, port + 1);
}
-void dump_superio(const char *name, const struct superio_registers reg_table[],
- unsigned short port, unsigned short id)
+int superio_unknown(const struct superio_registers reg_table[], uint16_t id)
{
- int i, j, k;
- signed short *idx;
+ return !strncmp(get_superio_name(reg_table, id), "<unknown>", 9);
+}
- printf("%s ", name);
+const char *get_superio_name(const struct superio_registers reg_table[],
+ uint16_t id)
+{
+ int i;
for (i = 0; /* Nothing */; i++) {
if (reg_table[i].superio_id == EOT)
break;
- if ((unsigned short)reg_table[i].superio_id != id)
+ if ((uint16_t)reg_table[i].superio_id != id)
continue;
- printf("%s\n", reg_table[i].name);
+ return reg_table[i].name;
+ }
+
+ return "<unknown>";
+}
+
+static void dump_regs(const struct superio_registers reg_table[],
+ int i, int j, uint16_t port)
+{
+ int k, *idx;
+
+ if (reg_table[i].ldn[j].ldn != NOLDN) {
+ printf("LDN 0x%02x ", reg_table[i].ldn[j].ldn);
+ if (reg_table[i].ldn[j].name != NULL)
+ printf("(%s)", reg_table[i].ldn[j].name);
+ regwrite(port, 0x07, reg_table[i].ldn[j].ldn);
+ } else {
+ printf("Register dump:");
+ }
+
+ idx = reg_table[i].ldn[j].idx;
+
+ printf("\nidx ");
+ for (k = 0; /* Nothing */; k++) {
+ if (idx[k] == EOT)
+ break;
+ printf("%02x ", idx[k]);
+ }
+
+ printf("\nval ");
+ for (k = 0; /* Nothing */; k++) {
+ if (idx[k] == EOT)
+ break;
+ printf("%02x ", regval(port, idx[k]));
+ }
+
+ printf("\ndef ");
+ idx = reg_table[i].ldn[j].def;
+ for (k = 0; /* Nothing */; k++) {
+ if (idx[k] == EOT)
+ break;
+ else if (idx[k] == NANA)
+ printf("NA ");
+ else if (idx[k] == RSVD)
+ printf("RR ");
+ else if (idx[k] == MISC) /* TODO */
+ printf("MM ");
+ else
+ printf("%02x ", idx[k]);
+ }
+ printf("\n");
+}
+
+void dump_superio(const char *vendor,
+ const struct superio_registers reg_table[],
+ uint16_t port, uint16_t id)
+{
+ int i, j, no_dump_available = 1;
+
+ if (!dump)
+ return;
- for (j = 0;; j++) {
+ for (i = 0; /* Nothing */; i++) {
+ if (reg_table[i].superio_id == EOT)
+ break;
+
+ if ((uint16_t)reg_table[i].superio_id != id)
+ continue;
+
+ for (j = 0; /* Nothing */; j++) {
if (reg_table[i].ldn[j].ldn == EOT)
break;
-
- if (reg_table[i].ldn[j].ldn != NOLDN) {
- printf("Switching to LDN 0x%01x\n",
- reg_table[i].ldn[j].ldn);
- regwrite(port, 0x07,
- reg_table[i].ldn[j].ldn);
- }
-
- idx = reg_table[i].ldn[j].idx;
-
- printf("idx ");
- for (k = 0;; k++) {
- if (idx[k] == EOT)
- break;
- printf("%02x ", idx[k]);
- }
-
- printf("\nval ");
- for (k = 0;; k++) {
- if (idx[k] == EOT)
- break;
- printf("%02x ", regval(port, idx[k]));
- }
-
- printf("\ndef ");
- idx = reg_table[i].ldn[j].def;
- for (k = 0;; k++) {
- if (idx[k] == EOT)
- break;
- else if (idx[k] == NANA)
- printf("NA ");
- else if (idx[k] == RSVD)
- printf("RR ");
- else
- printf("%02x ", idx[k]);
- }
- printf("\n");
+ no_dump_available = 0;
+ dump_regs(reg_table, i, j, port);
}
+
+ if (no_dump_available)
+ printf("No dump available for this Super I/O\n");
}
}
+void no_superio_found(uint16_t port)
+{
+ if (!verbose)
+ return;
+
+ if (inb(port) == 0xff)
+ printf("No Super I/O chip found at 0x%04x\n", port);
+ else
+ printf("Probing 0x%04x, failed (0x%02x), data returns 0x%02x\n",
+ port, inb(port), inb(port + 1));
+}
+
int main(int argc, char *argv[])
{
+ int i, j, opt, option_index;
+
+ const static struct option long_options[] = {
+ {"dump", no_argument, NULL, 'd'},
+ {"verbose", no_argument, NULL, 'V'},
+ {"version", no_argument, NULL, 'v'},
+ {"help", no_argument, NULL, 'h'},
+ {0, 0, 0, 0}
+ };
+
+ while ((opt = getopt_long(argc, argv, "dVvh",
+ long_options, &option_index)) != EOF) {
+ switch (opt) {
+ case 'd':
+ dump = 1;
+ break;
+ case 'V':
+ verbose = 1;
+ break;
+ case 'v':
+ printf("superiotool %s\n", SUPERIOTOOL_VERSION);
+ exit(0);
+ break;
+ case 'h':
+ printf(USAGE);
+ exit(0);
+ break;
+ default:
+ /* Unknown option. */
+ exit(1);
+ break;
+ }
+ }
+
if (iopl(3) < 0) {
perror("iopl");
+ printf("Superiotool must be run as root.\n");
exit(1);
}
- probe_idregs_simple(0x2e);
- probe_idregs_simple(0x4e);
-
- probe_idregs_fintek(0x2e);
- probe_idregs_fintek(0x4e);
-
- probe_idregs_ite(0x2e);
- probe_idregs_ite(0x4e);
-
- probe_idregs_smsc(0x3f0);
- probe_idregs_smsc(0x370);
+ for (i = 0; i < ARRAY_SIZE(superio_ports_table); i++) {
+ for (j = 0; superio_ports_table[i].ports[j] != EOT; j++)
+ superio_ports_table[i].probe_idregs(
+ superio_ports_table[i].ports[j]);
+ }
return 0;
}
projects / coreboot.git / blobdiff