Changeset ae3ff9f5 in mainline for uspace/drv/block/ahci/ahci_sata.h

Timestamp:

2012-07-18T17:35:08Z (12 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7030bc9

Parents:

730dce77

Message:

import AHCI updates (comments, fixes) from Petr Jerman (lp:~petr-jerman/+junk/hos-ahci)

File:

• uspace/drv/block/ahci/ahci_sata.h (modified) (6 diffs)

uspace/drv/block/ahci/ahci_sata.h

@@ -36 +36 @@
 #include <sys/types.h>
 
+/*----------------------------------------------------------------------------*/
+/*-- SATA Buffer Lengths -----------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+
+/** Default sector size in bytes. */
+#define SATA_DEFAULT_SECTOR_SIZE  512
+
+/** Size for set feature command buffer in bytes. */
+#define SATA_SET_FEATURE_BUFFER_LENGTH  512
+
+/** Size for indentify (packet) device buffer in bytes. */
+#define SATA_IDENTIFY_DEVICE_BUFFER_LENGTH  512
+
+/*----------------------------------------------------------------------------*/
+/*-- SATA Fis Frames ---------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+
+/** Sata FIS Type number. */
+#define SATA_CMD_FIS_TYPE  0x27
+
+/** Sata FIS Type command indicator. */
+#define SATA_CMD_FIS_COMMAND_INDICATOR  0x80
+
 /** Standard Command frame. */
 typedef struct {
-        /** FIS type - always 0x27. */
+        /** FIS type - always SATA_CMD_FIS_TYPE. */
         unsigned int fis_type : 8;
-        /** Indicate that FIS is a Command - always 0x80. */
+        /** Indicate that FIS is a Command - always SATA_CMD_FIS_COMMAND_INDICATOR. */
         unsigned int c : 8;
         /** Command - Identity device - 0xec, Set fetures - 0xef. */
@@ -62 +85 @@
         /** Reserved. */
         unsigned int reserved2 : 32;
-} std_command_frame_t;
+} sata_std_command_frame_t;
 
 /** Command frame for NCQ data operation. */
@@ -68 +91 @@
         /** FIS type - always 0x27. */
         uint8_t fis_type;
-        /** Indicate that FIS is a Command - always 0x80. */
+        /** Indicate that FIS is a Command - always SATA_CMD_FIS_COMMAND_INDICATOR. */
         uint8_t c;
         /** Command - FPDMA Read - 0x60, FPDMA Write - 0x61. */
@@ -105 +128 @@
         /** Reserved. */
         uint8_t reserved6;
-} ncq_command_frame_t;
+} sata_ncq_command_frame_t;
+
+/*----------------------------------------------------------------------------*/
+/*-- SATA Identify device ----------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
 
 /** Data returned from identify device and identify packet device command. */
@@ -129 +156 @@
         uint16_t max_rw_multiple;
         uint16_t reserved48;
-        /** Different meaning for packet device. */
+        /* Different meaning for packet device. */
         uint16_t caps;
         uint16_t reserved50;
@@ -183 +210 @@
         uint16_t total_lba48_3;
         
+        uint16_t reserved104[1 + 105 - 104];
+        uint16_t physical_logic_sector_size;
         /* Note: more fields are defined in ATA/ATAPI-7. */
-        uint16_t reserved104[1 + 127 - 104];
-        uint16_t _vs128[1 + 159 - 128];
+        uint16_t reserved107[1 + 127 - 107];
+        uint16_t reserved128[1 + 159 - 128];
         uint16_t reserved160[1 + 255 - 160];
-} identify_data_t;
+} sata_identify_data_t;
 
 /** Capability bits for register device. */
-enum ata_regdev_caps {
-        rd_cap_iordy = 0x0800,
-        rd_cap_iordy_cbd = 0x0400,
-        rd_cap_lba = 0x0200,
-        rd_cap_dma = 0x0100
+enum sata_rd_caps {
+        sata_rd_cap_iordy = 0x0800,
+        sata_rd_cap_iordy_cbd = 0x0400,
+        sata_rd_cap_lba = 0x0200,
+        sata_rd_cap_dma = 0x0100
 };
 
 /** Bits of @c identify_data_t.cmd_set1. */
-enum ata_cs1 {
+enum sata_cs1 {
         /** 48-bit address feature set. */
-        cs1_addr48 = 0x0400
+        sata_cs1_addr48 = 0x0400
 };
 
 /** SATA capatibilities for not packet device - Serial ATA revision 3_1. */
-enum sata_np_cap {
+enum sata_np_caps {
         /** Supports READ LOG DMA EXT. */
-        np_cap_log_ext = 0x8000,
+        sata_np_cap_log_ext = 0x8000,
         /** Supports Device Automatic Partial to Slumber transitions. */
-        np_cap_dev_slm = 0x4000,
+        sata_np_cap_dev_slm = 0x4000,
         /** Supports Host Automatic Partial to Slumber transitions. */
-        np_cap_host_slm = 0x2000,
+        sata_np_cap_host_slm = 0x2000,
         /** Supports NCQ priority information. */
-        np_cap_ncq_prio = 0x1000,
+        sata_np_cap_ncq_prio = 0x1000,
         /** Supports Unload while NCQ command outstanding. */
-        np_cap_unload_ncq = 0x0800,
+        sata_np_cap_unload_ncq = 0x0800,
         /** Supports Phy event counters. */
-        np_cap_phy_ctx = 0x0400,
+        sata_np_cap_phy_ctx = 0x0400,
         /** Supports recepits of host-initiated interface power management. */
-        np_cap_host_pmngmnt = 0x0200,
+        sata_np_cap_host_pmngmnt = 0x0200,
         
         /** Supports NCQ. */
-        np_cap_ncq = 0x0100,
+        sata_np_cap_ncq = 0x0100,
         
         /** Supports SATA 3. */
-        np_cap_sata_3 = 0x0008,
+        sata_np_cap_sata_3 = 0x0008,
         /** Supports SATA 2. */
-        np_cap_sata_2 = 0x0004,
+        sata_np_cap_sata_2 = 0x0004,
         /** Supports SATA 1. */
-        np_cap_sata_1 = 0x0002
+        sata_np_cap_sata_1 = 0x0002
 };
 
 /** SATA capatibilities for packet device - Serial ATA revision 3_1. */
-enum sata_pt_cap {
+enum sata_pt_caps {
         /** Supports READ LOG DMA EXT. */
-        pt_cap_log_ext = 0x8000,
+        sata_pt_cap_log_ext = 0x8000,
         /** Supports Device Automatic Partial to Slumber transitions. */
-        pt_cap_dev_slm = 0x4000,
+        sata_pt_cap_dev_slm = 0x4000,
         /** Supports Host Automatic Partial to Slumber transitions. */
-        pt_cap_host_slm = 0x2000,
+        sata_pt_cap_host_slm = 0x2000,
         /** Supports Phy event counters. */
-        pt_cap_phy_ctx = 0x0400,
+        sata_pt_cap_phy_ctx = 0x0400,
         /** Supports recepits of host-initiated interface power management. */
-        pt_cap_host_pmngmnt = 0x0200,
+        sata_pt_cap_host_pmngmnt = 0x0200,
         
         /** Supports SATA 3. */
-        pt_cap_sat_3 = 0x0008,
+        sata_pt_cap_sat_3 = 0x0008,
         /** Supports SATA 2. */
-        pt_cap_sat_2 = 0x0004,
+        sata_pt_cap_sat_2 = 0x0004,
         /** Supports SATA 1. */
-        pt_cap_sat_1 = 0x0002
+        sata_pt_cap_sat_1 = 0x0002
 };