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sr: fx2lafw: Get/display FX2 REVID.

This commit is contained in:
Uwe Hermann 2012-05-06 19:54:46 +02:00
parent 1663e4706c
commit 1e94408ae5
3 changed files with 31 additions and 5 deletions
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17
hardware/fx2lafw/command.c
View File

@ -39,6 +39,23 @@ SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
return SR_OK;
}
SR_PRIV int command_get_revid_version(libusb_device_handle *devhdl,
uint8_t *revid)
{
int ret;
ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
LIBUSB_ENDPOINT_IN, CMD_GET_REVID_VERSION, 0x0000, 0x0000,
revid, 1, 100);
if (ret < 0) {
sr_err("fx2lafw: Unable to get REVID: %d.", ret);
return SR_ERR;
}
return SR_OK;
}
SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
uint64_t samplerate)
{

4
hardware/fx2lafw/command.h
View File

@ -25,6 +25,7 @@
/* Protocol commands */
#define CMD_GET_FW_VERSION 0xb0
#define CMD_START 0xb1
#define CMD_GET_REVID_VERSION 0xb2
#define CMD_START_FLAGS_CLK_SRC_POS 6
@ -47,7 +48,8 @@ struct cmd_start_acquisition {
SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
struct version_info *vi);
SR_PRIV int command_get_revid_version(libusb_device_handle *devhdl,
uint8_t *revid);
SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
uint64_t samplerate);

15
hardware/fx2lafw/fx2lafw.c
View File

@ -175,6 +175,7 @@ static int fx2lafw_dev_open(int dev_index)
struct context *ctx;
struct version_info vi;
int ret, skip, i;
uint8_t revid;
if (!(sdi = sr_dev_inst_get(dev_insts, dev_index)))
return SR_ERR;
@ -239,19 +240,25 @@ static int fx2lafw_dev_open(int dev_index)
break;
}
ret = command_get_revid_version(ctx->usb->devhdl, &revid);
if (ret != SR_OK) {
sr_err("fx2lafw: Failed to retrieve REVID.");
break;
}
if (vi.major != FX2LAFW_VERSION_MAJOR ||
vi.minor != FX2LAFW_VERSION_MINOR) {
sr_err("fx2lafw: Expected firmware version %d.%02d "
"got %d.%02d.", FX2LAFW_VERSION_MAJOR,
sr_err("fx2lafw: Expected firmware version %d.%d "
"got %d.%d.", FX2LAFW_VERSION_MAJOR,
FX2LAFW_VERSION_MINOR, vi.major, vi.minor);
break;
}
sdi->status = SR_ST_ACTIVE;
sr_info("fx2lafw: Opened device %d on %d.%d "
"interface %d, firmware version %d.%02d",
"interface %d, firmware %d.%d, REVID %d.",
sdi->index, ctx->usb->bus, ctx->usb->address,
USB_INTERFACE, vi.major, vi.minor);
USB_INTERFACE, vi.major, vi.minor, revid);
break;
}