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tools/intel_bios_reader: Print the child dev handle

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Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2015-09-11 14:47:59 +03:00
parent b701bb14c6
commit a02305260e
2 changed files with 36 additions and 0 deletions
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8
tools/intel_bios.h
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@ -134,6 +134,14 @@ struct bdb_general_features {
#define GPIO_PIN_ADD_DDC 0x04 /* "ADDCARD DDC GPIO pins" */
#define GPIO_PIN_ADD_DDC_I2C 0x06 /* "ADDCARD DDC/I2C GPIO pins" */
#define DEVICE_HANDLE_CRT 0x01
#define DEVICE_HANDLE_EFP1 0x04
#define DEVICE_HANDLE_EFP2 0x40
#define DEVICE_HANDLE_EFP3 0x20
#define DEVICE_HANDLE_EFP4 0x10
#define DEVICE_HANDLE_LPF1 0x08
#define DEVICE_HANDLE_LFP2 0x80
/* Pre 915 */
#define DEVICE_TYPE_NONE 0x00
#define DEVICE_TYPE_CRT 0x01

28
tools/intel_bios_reader.c
View File

@ -254,6 +254,32 @@ static const char *child_device_type(unsigned short type)
return "unknown";
}
static const struct {
unsigned char handle;
const char *name;
} child_device_handles[] = {
{ DEVICE_HANDLE_CRT, "CRT" },
{ DEVICE_HANDLE_EFP1, "EFP 1 (HDMI/DVI/DP)" },
{ DEVICE_HANDLE_EFP2, "EFP 2 (HDMI/DVI/DP)" },
{ DEVICE_HANDLE_EFP3, "EFP 3 (HDMI/DVI/DP)" },
{ DEVICE_HANDLE_EFP4, "EFP 4 (HDMI/DVI/DP)" },
{ DEVICE_HANDLE_LPF1, "LFP 1 (eDP)" },
{ DEVICE_HANDLE_LFP2, "LFP 2 (eDP)" },
};
static const int num_child_device_handles =
sizeof(child_device_handles) / sizeof(child_device_handles[0]);
static const char *child_device_handle(unsigned char handle)
{
int i;
for (i = 0; i < num_child_device_handles; i++)
if (child_device_handles[i].handle == handle)
return child_device_handles[i].name;
return "unknown";
}
static const struct {
unsigned short type;
const char *name;
@ -324,6 +350,8 @@ static void dump_child_device(struct child_device_config *child)
struct efp_child_device_config *efp =
(struct efp_child_device_config *)child;
printf("\tEFP device info:\n");
printf("\t\tDevice handle: 0x%04x (%s)\n", efp->handle,
child_device_handle(efp->handle));
printf("\t\tDevice type: 0x%04x (%s)\n", efp->device_type,
child_device_type(efp->device_type));
printf("\t\tPort: 0x%02x (%s)\n", efp->port,