#define AM7XXX_VENDOR_ID 0x1de1
#define AM7XXX_PRODUCT_ID 0xc101
-#if 1
-static uint8_t reference_image_header[] = {
- 0x02, 0x00, 0x00, 0x00,
- 0x00,
- 0x10,
- 0x3e,
- 0x10,
- 0x01, 0x00, 0x00, 0x00,
- 0x20, 0x03, 0x00, 0x00,
- 0xe0, 0x01, 0x00, 0x00,
- 0x53, 0xE8, 0x00, 0x00
-};
-#endif
-
static void dump_image_header(struct am7xxx_image_header *i)
{
if (i == NULL)
return;
printf("Image header:\n");
- printf("format: 0x%08x (%u)\n", i->format, i->format);
- printf("width: 0x%08x (%u)\n", i->width, i->width);
- printf("height: 0x%08x (%u)\n", i->height, i->height);
- printf("image size: 0x%08x (%u)\n", i->image_size, i->image_size);
+ printf("\tformat: 0x%08x (%u)\n", i->format, i->format);
+ printf("\twidth: 0x%08x (%u)\n", i->width, i->width);
+ printf("\theight: 0x%08x (%u)\n", i->height, i->height);
+ printf("\timage size: 0x%08x (%u)\n", i->image_size, i->image_size);
+}
+
+static void dump_power_header(struct am7xxx_power_header *p)
+{
+ if (p == NULL)
+ return;
+
+ printf("Power header:\n");
+ printf("\tbit2: 0x%08x (%u)\n", p->bit2, p->bit2);
+ printf("\tbit1: 0x%08x (%u)\n", p->bit1, p->bit1);
+ printf("\tbit0: 0x%08x (%u)\n", p->bit0, p->bit0);
}
static void dump_header(struct am7xxx_header *h)
dump_image_header(&(h->header_data.image));
break;
+ case AM7XXX_PACKET_TYPE_POWER:
+ dump_power_header(&(h->header_data.power));
+ break;
+
default:
printf("Packet type not supported!\n");
break;
static inline unsigned int in_80chars(unsigned int i)
{
+ /* The 3 below is the length of "xx " where xx is the hex string
+ * representation of a byte */
return ((i+1) % (80/3));
}
return send_data(dev, image, size);
}
+
+int am7xxx_set_power_mode(am7xxx_device dev, am7xxx_power_mode mode)
+{
+ int ret;
+ struct am7xxx_header h = {
+ .packet_type = AM7XXX_PACKET_TYPE_POWER,
+ .unknown0 = 0x00,
+ .header_data_len = sizeof(struct am7xxx_power_header),
+ .unknown2 = 0x3e,
+ .unknown3 = 0x10,
+ };
+
+ switch(mode) {
+ case AM7XXX_POWER_OFF:
+ h.header_data.power.bit2 = 0;
+ h.header_data.power.bit1 = 0;
+ h.header_data.power.bit0 = 0;
+ break;
+
+ case AM7XXX_POWER_LOW:
+ h.header_data.power.bit2 = 0;
+ h.header_data.power.bit1 = 0;
+ h.header_data.power.bit0 = 1;
+
+ case AM7XXX_POWER_MIDDLE:
+ h.header_data.power.bit2 = 0;
+ h.header_data.power.bit1 = 1;
+ h.header_data.power.bit0 = 0;
+ break;
+
+ case AM7XXX_POWER_HIGH:
+ h.header_data.power.bit2 = 0;
+ h.header_data.power.bit1 = 1;
+ h.header_data.power.bit0 = 1;
+ break;
+
+ case AM7XXX_POWER_TURBO:
+ h.header_data.power.bit2 = 1;
+ h.header_data.power.bit1 = 0;
+ h.header_data.power.bit0 = 0;
+ break;
+
+ default:
+ fprintf(stderr, "Unsupported power mode.\n");
+ return -EINVAL;
+ };
+
+ ret = send_header(dev, &h);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}