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add support for bus/chan on i2c raw command

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This commit is contained in:
Duncan Laurie 2006-05-26 04:35:16 +00:00
parent 4ab522ab29
commit d0e5434790
2 changed files with 39 additions and 11 deletions
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3
ipmitool/include/ipmitool/ipmi_raw.h
View File

@ -36,7 +36,8 @@
#include <ipmitool/ipmi.h>
int ipmi_raw_main(struct ipmi_intf * intf, int argc, char ** argv);
struct ipmi_rs * ipmi_master_write_read(struct ipmi_intf * intf, uint8_t addr, uint8_t * wdata, uint8_t wsize, uint8_t rsize);
struct ipmi_rs * ipmi_master_write_read(struct ipmi_intf * intf, uint8_t bus, uint8_t addr,
uint8_t * wdata, uint8_t wsize, uint8_t rsize);
int ipmi_rawi2c_main(struct ipmi_intf * intf, int argc, char ** argv);
#endif /* IPMI_RAW_H */

47
ipmitool/lib/ipmi_raw.c
View File

@ -49,6 +49,7 @@
* IPMI interface. It has a maximum transfer size of 32 bytes.
*
* @intf: ipmi interface
* @bus: channel number, i2c bus id and type
* @addr: i2c slave address
* @wdata: data to write
* @wsize: length of data to write (max 64 bytes)
@ -57,7 +58,8 @@
* Returns pointer to IPMI Response
*/
struct ipmi_rs *
ipmi_master_write_read(struct ipmi_intf * intf, uint8_t addr, uint8_t * wdata, uint8_t wsize, uint8_t rsize)
ipmi_master_write_read(struct ipmi_intf * intf, uint8_t bus, uint8_t addr,
uint8_t * wdata, uint8_t wsize, uint8_t rsize)
{
struct ipmi_rq req;
struct ipmi_rs * rsp;
@ -79,7 +81,7 @@ ipmi_master_write_read(struct ipmi_intf * intf, uint8_t addr, uint8_t * wdata, u
req.msg.data_len = 3;
memset(rqdata, 0, IPMI_I2C_MASTER_MAX_SIZE + 3);
rqdata[0] = 0x00; /* channel number, bus id, bus type */
rqdata[0] = bus; /* channel number, bus id, bus type */
rqdata[1] = addr; /* slave address */
rqdata[2] = rsize; /* number of bytes to read */
@ -126,7 +128,9 @@ ipmi_master_write_read(struct ipmi_intf * intf, uint8_t addr, uint8_t * wdata, u
static void rawi2c_usage(void)
{
lprintf(LOG_NOTICE, "usage: i2c <i2caddr> <read bytes> [write data]");
lprintf(LOG_NOTICE, "usage: i2c [bus=public|# [chan=#]] <i2caddr> <read bytes> [write data]");
lprintf(LOG_NOTICE, " bus=public is default");
lprintf(LOG_NOTICE, " chan=0 is default, bus= must be specified to use chan=");
}
int
@ -137,20 +141,40 @@ ipmi_rawi2c_main(struct ipmi_intf * intf, int argc, char ** argv)
uint8_t i2caddr = 0;
uint8_t rsize = 0;
uint8_t wsize = 0;
int i;
uint8_t rbus = 0, bus = 0;
int i = 0;
if (argc < 2 || strncmp(argv[0], "help", 4) == 0) {
/* handle bus= argument */
if (argc > 2 && strncmp(argv[0], "bus=", 4) == 0) {
i = 1;
if (strncmp(argv[0], "bus=public", 10) == 0)
bus = 0;
else if (sscanf(argv[0], "bus=%u", &rbus) == 1)
bus = ((rbus & 7) << 1) | 1;
else
bus = 0;
/* handle channel= argument
* the bus= argument must be supplied first on command line */
if (argc > 3 && strncmp(argv[1], "chan=", 5) == 0) {
i = 2;
if (sscanf(argv[1], "chan=%u", &rbus) == 1)
bus |= rbus << 4;
}
}
if ((argc-i) < 2 || strncmp(argv[0], "help", 4) == 0) {
rawi2c_usage();
return 0;
}
else if (argc-2 > IPMI_I2C_MASTER_MAX_SIZE) {
else if (argc-i-2 > IPMI_I2C_MASTER_MAX_SIZE) {
lprintf(LOG_ERR, "Raw command input limit (%d bytes) exceeded",
IPMI_I2C_MASTER_MAX_SIZE);
return -1;
}
i2caddr = (uint8_t)strtoul(argv[0], NULL, 0);
rsize = (uint8_t)strtoul(argv[1], NULL, 0);
i2caddr = (uint8_t)strtoul(argv[i++], NULL, 0);
rsize = (uint8_t)strtoul(argv[i++], NULL, 0);
if (i2caddr == 0) {
lprintf(LOG_ERR, "Invalid I2C address 0");
@ -159,7 +183,7 @@ ipmi_rawi2c_main(struct ipmi_intf * intf, int argc, char ** argv)
}
memset(wdata, 0, IPMI_I2C_MASTER_MAX_SIZE);
for (i=2; i<argc; i++) {
for (; i < argc; i++) {
uint8_t val = (uint8_t)strtol(argv[i], NULL, 0);
wdata[i-2] = val;
wsize++;
@ -169,7 +193,7 @@ ipmi_rawi2c_main(struct ipmi_intf * intf, int argc, char ** argv)
i2caddr, rsize, wsize);
printbuf(wdata, wsize, "WRITE DATA");
rsp = ipmi_master_write_read(intf, i2caddr, wdata, wsize, rsize);
rsp = ipmi_master_write_read(intf, bus, i2caddr, wdata, wsize, rsize);
if (rsp == NULL) {
lprintf(LOG_ERR, "Unable to perform I2C Master Write-Read");
return -1;
@ -184,6 +208,9 @@ ipmi_rawi2c_main(struct ipmi_intf * intf, int argc, char ** argv)
if (verbose || wsize == 0)
printf("Read %d bytes from I2C device %02Xh\n", rsp->data_len, i2caddr);
if (rsp->data_len < rsize)
return -1;
/* print the raw response buffer */
for (i=0; i<rsp->data_len; i++) {
if (((i%16) == 0) && (i != 0))