add some comments.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6359 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 11 insertions, 22 deletions

diff --git a/MdePkg/Include/IndustryStandard/Atapi.h b/MdePkg/Include/IndustryStandard/Atapi.h
index e2c3bd4598..9d2e5a9c3d 100644
--- a/MdePkg/Include/IndustryStandard/Atapi.h
+++ b/MdePkg/Include/IndustryStandard/Atapi.h
@@ -18,7 +18,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 

 #pragma pack(1)

 

-

 ///

 /// ATAPI_IDENTIFY_DATA is defined in ATA-6

 ///

@@ -85,7 +84,7 @@ typedef struct {
 } ATAPI_IDENTIFY_DATA;

 

 ///

-/// the front of part is defined in ATAPI Removable Rewritable Specification

+/// Quiry Standard Data fomrat, defined in SFF-8070i(ATAPI Removable Rewritable Specification)

 ///

 typedef struct {

   UINT8 peripheral_type;

@@ -102,14 +101,15 @@ typedef struct {
   UINT8 vendor_specific_36_55[55 - 36 + 1];

   UINT8 reserved_56_95[95 - 56 + 1];

   ///

-  /// Some more fields, the sizeof (ATAPI_INQUIRY_DATA) is 255

+  /// Vendor specific parameters fields, the sizeof (ATAPI_INQUIRY_DATA) is 255

   /// since allocation_length is one byte in ATAPI_INQUIRY_CMD.

   ///

   UINT8 vendor_specific_96_255[254 - 96 + 1];

 } ATAPI_INQUIRY_DATA;

 

-

-

+///

+/// Request Sense Standard Data, defined in SFF-8070i(ATAPI Removable Rewritable Specification)

+///

 typedef struct {

   UINT8 error_code : 7;

   UINT8 valid : 1;

@@ -142,7 +142,11 @@ typedef struct {
 } ATAPI_REQUEST_SENSE_DATA;

 

 ///

-/// READ CAPACITY Data

+/// The followings are defined in SFF-8070i(ATAPI Removable Rewritable Specification)

+///

+

+///

+/// READ CAPACITY Data 

 ///

 typedef struct {

   UINT8 LastLba3;

@@ -156,7 +160,7 @@ typedef struct {
 } ATAPI_READ_CAPACITY_DATA;

 

 ///

-/// Capacity List Header + Current/Maximum Capacity Descriptor

+/// Capacity List Header + Current/Maximum Capacity Descriptor,

 ///

 typedef struct {

   UINT8 reserved_0;

@@ -268,21 +272,6 @@ typedef struct {
   UINT8 reserved_11;

 } ATAPI_READ_FORMAT_CAP_CMD;

 

-typedef struct {

-  UINT8 peripheral_type;

-  UINT8 RMB;

-  UINT8 version;

-  UINT8 response_data_format;

-  UINT8 addnl_length;

-  UINT8 reserved_5;

-  UINT8 reserved_6;

-  UINT8 reserved_7;

-  UINT8 vendor_info[8];

-  UINT8 product_id[12];

-  UINT8 eeprom_product_code[4];

-  UINT8 firmware_rev_level[4];

-} ATAPI_USB_INQUIRY_DATA;

-

 ///

 /// MODE SENSE Command

 ///