Hitachi 7K320 Specifications - Page 88
Identify Device ECh
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7K320 (SATA) OEM Specification 14.9 Identify Device (ECh) Command Block Output Registers Register 76543210 Data -------- Feature -------- Sector Count -------- LBA Low -------- LBA Mid -------- LBA High -------- Device -------- Command 11101100 Command Block Input Registers Register 76543210 Data -------- Error ...See Below... Sector Count -------- LBA Low -------- LBA Mid -------- LBA High -------- Device -------- Status ...See Below... Error Register 7 6 5 4 3 2 1 0 CRC UNC 0 IDN 0 ABT T0N AM N 000 0 0V0 0 Table 54 Identify Device Command (ECh) Status Register 7 6 5 4 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0V0 - - 0 0V The Identify Device command requests the device to transfer configuration information to the host. The device will transfer a sector to the host containing the information in "Table 55 Identify device information" on Page 88-98. Page 88 of 176