forked from KolibriOS/kolibrios
kolibri-ahci:
- added FIS structures - shorten some names in HBA_MEM structure git-svn-id: svn://kolibrios.org@9064 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
d2c9bf489c
commit
a8fd8dac68
@ -27,7 +27,17 @@ AHCI_HBA_PORT_IPM_ACTIVE = 1
|
|||||||
AHCI_HBA_PxSSTS_DET_PRESENT = 3
|
AHCI_HBA_PxSSTS_DET_PRESENT = 3
|
||||||
|
|
||||||
AHCI_MAX_PORTS = 32 ;
|
AHCI_MAX_PORTS = 32 ;
|
||||||
HBA_MEMORY_SIZE = 0x1100
|
;HBA_MEMORY_SIZE = 0x1100
|
||||||
|
|
||||||
|
; Frame Information Structure Types
|
||||||
|
FIS_TYPE_REG_H2D = 0x27 ; Register FIS - host to device
|
||||||
|
FIS_TYPE_REG_D2H = 0x34 ; Register FIS - device to host
|
||||||
|
FIS_TYPE_DMA_ACT = 0x39 ; DMA activate FIS - device to host
|
||||||
|
FIS_TYPE_DMA_SETUP = 0x41 ; DMA setup FIS - bidirectional
|
||||||
|
FIS_TYPE_DATA = 0x46 ; Data FIS - bidirectional
|
||||||
|
FIS_TYPE_BIST = 0x58 ; BIST activate FIS - bidirectional
|
||||||
|
FIS_TYPE_PIO_SETUP = 0x5F ; PIO setup FIS - device to host
|
||||||
|
FIS_TYPE_DEV_BITS = 0xA1 ; Set device bits FIS - device to host
|
||||||
|
|
||||||
struct AHCI_DATA
|
struct AHCI_DATA
|
||||||
abar dd ? ; pointer to HBA Memory (BAR5) mapped to virtual kernelspace memory
|
abar dd ? ; pointer to HBA Memory (BAR5) mapped to virtual kernelspace memory
|
||||||
@ -36,16 +46,16 @@ ends
|
|||||||
|
|
||||||
; Generic Host Control registers
|
; Generic Host Control registers
|
||||||
struct HBA_MEM
|
struct HBA_MEM
|
||||||
capability dd ? ; 0x00
|
cap dd ? ; 0x00, Host capabilities
|
||||||
global_host_control dd ? ; 0x04
|
ghc dd ? ; 0x04, Global host control
|
||||||
interrupt_status dd ? ; 0x08
|
is dd ? ; 0x08, Interrupt status
|
||||||
port_implemented dd ? ; 0x0C
|
pi dd ? ; 0x0C, Port implemented
|
||||||
version dd ? ; 0x10
|
version dd ? ; 0x10, Version
|
||||||
ccc_ctl dd ? ; 0x14, Command completion coalescing control
|
ccc_ctl dd ? ; 0x14, Command completion coalescing control
|
||||||
ccc_pts dd ? ; 0x18, Command completion coalescing ports
|
ccc_pts dd ? ; 0x18, Command completion coalescing ports
|
||||||
em_loc dd ? ; 0x1C, Enclosure management location
|
em_loc dd ? ; 0x1C, Enclosure management location
|
||||||
em_ctl dd ? ; 0x20, Enclosure management control
|
em_ctl dd ? ; 0x20, Enclosure management control
|
||||||
capability2 dd ? ; 0x24, Host capabilities extended
|
cap2 dd ? ; 0x24, Host capabilities extended
|
||||||
bohc dd ? ; 0x28, BIOS/OS handoff control and status
|
bohc dd ? ; 0x28, BIOS/OS handoff control and status
|
||||||
reserved rb (0xA0-0x2C) ; 0x2C - 0x9F, Reserved
|
reserved rb (0xA0-0x2C) ; 0x2C - 0x9F, Reserved
|
||||||
vendor rb (0x100-0xA0) ; 0xA0 - 0xFF, Vendor specific
|
vendor rb (0x100-0xA0) ; 0xA0 - 0xFF, Vendor specific
|
||||||
@ -75,12 +85,134 @@ struct HBA_PORT
|
|||||||
vendor rd 4 ; 0x70 - 0x7F, vendor specific
|
vendor rd 4 ; 0x70 - 0x7F, vendor specific
|
||||||
ends
|
ends
|
||||||
|
|
||||||
|
; Register FIS – Host to Device
|
||||||
|
struct FIS_REG_H2D
|
||||||
|
fis_type db ? ; FIS_TYPE_REG_H2D
|
||||||
|
_flags db ? ; 0bCRRRPPPP, C - 1: Command, 0: Control
|
||||||
|
; R - Reserved, P - Port multiplier
|
||||||
|
|
||||||
|
command db ? ; Command register
|
||||||
|
featurel db ? ; Feature register, 7:0
|
||||||
|
|
||||||
|
lba0 db ? ; LBA low register, 7:0
|
||||||
|
lba1 db ? ; LBA mid register, 15:8
|
||||||
|
lba2 db ? ; LBA high register, 23:16
|
||||||
|
device db ? ; Device register
|
||||||
|
|
||||||
|
lba3 db ? ; LBA register, 31:24
|
||||||
|
lba4 db ? ; LBA register, 39:32
|
||||||
|
lba5 db ? ; LBA register, 47:40
|
||||||
|
featureh db ? ; Feature register, 15:8
|
||||||
|
|
||||||
|
countl db ? ; Count register, 7:0
|
||||||
|
counth db ? ; Count register, 15:8
|
||||||
|
icc db ? ; Isochronous command completion
|
||||||
|
control db ? ; Control register
|
||||||
|
|
||||||
|
rsv1 rb 4 ; Reserved
|
||||||
|
ends
|
||||||
|
|
||||||
|
; Register FIS – Device to Host
|
||||||
|
struct FIS_REG_D2H
|
||||||
|
fis_type db ? ; FIS_TYPE_REG_D2H
|
||||||
|
|
||||||
|
_flags db ? ; 0bRIRPPPP, P - Port multiplier, R - Reserved
|
||||||
|
; I - Interrupt bit
|
||||||
|
|
||||||
|
status db ? ; Status register
|
||||||
|
error db ? ; Error register
|
||||||
|
|
||||||
|
lba0 db ? ; LBA low register, 7:0
|
||||||
|
lba1 db ? ; LBA mid register, 15:8
|
||||||
|
lba2 db ? ; LBA high register, 23:16
|
||||||
|
device db ? ; Device register
|
||||||
|
|
||||||
|
lba3 db ? ; LBA register, 31:24
|
||||||
|
lba4 db ? ; LBA register, 39:32
|
||||||
|
lba5 db ? ; LBA register, 47:40
|
||||||
|
rsv2 db ? ; Reserved
|
||||||
|
|
||||||
|
countl db ? ; Count register, 7:0
|
||||||
|
counth db ? ; Count register, 15:8
|
||||||
|
rsv3 rb 2 ; Reserved
|
||||||
|
|
||||||
|
rsv4 rb 4 ; Reserved
|
||||||
|
ends
|
||||||
|
|
||||||
|
; Data FIS – Bidirectional
|
||||||
|
struct FIS_DATA
|
||||||
|
fis_type db ? ; FIS_TYPE_DATA
|
||||||
|
_flags db ? ; 0bRRRRPPPP, R - Reserved, P - Port multiplier
|
||||||
|
rsv1 rb 2 ; Reserved
|
||||||
|
; DWORD 1 ~ N (?)
|
||||||
|
data rd 1 ; Payload
|
||||||
|
ends
|
||||||
|
|
||||||
|
; PIO Setup – Device to Host
|
||||||
|
struct FIS_PIO_SETUP
|
||||||
|
fis_type db ? ; FIS_TYPE_PIO_SETUP
|
||||||
|
|
||||||
|
_flags db ? ; 0bRIDRPPPP, P - Port multiplier, R - Reserved
|
||||||
|
; I - Interrupt bit, D - Data transfer direction, 1 - device to host
|
||||||
|
|
||||||
|
status db ? ; Status register
|
||||||
|
error db ? ; Error register
|
||||||
|
|
||||||
|
lba0 db ? ; LBA low register, 7:0
|
||||||
|
lba1 db ? ; LBA mid register, 15:8
|
||||||
|
lba2 db ? ; LBA high register, 23:16
|
||||||
|
device db ? ; Device register
|
||||||
|
|
||||||
|
lba3 db ? ; LBA register, 31:24
|
||||||
|
lba4 db ? ; LBA register, 39:32
|
||||||
|
lba5 db ? ; LBA register, 47:40
|
||||||
|
rsv2 db ? ; Reserved
|
||||||
|
|
||||||
|
countl db ? ; Count register, 7:0
|
||||||
|
counth db ? ; Count register, 15:8
|
||||||
|
rsv3 db ? ; Reserved
|
||||||
|
e_status db ? ; New value of status register
|
||||||
|
|
||||||
|
tc dw ? ; Transfer count
|
||||||
|
rsv4 rb 2 ; Reserved
|
||||||
|
ends
|
||||||
|
|
||||||
|
; DMA Setup – Device to Host
|
||||||
|
struct FIS_DMA_SETUP
|
||||||
|
fis_type db ? ; FIS_TYPE_DMA_SETUP
|
||||||
|
_flags db ? ; 0bAIDRPPPP, A - Auto-activate. Specifies if DMA Activate FIS is needed,
|
||||||
|
; I - Interrupt bit, D - Data transfer direction, 1 - device to host,
|
||||||
|
; R - Reserved, P - Port multiplier
|
||||||
|
|
||||||
|
rsved rb 2 ; Reserved
|
||||||
|
DMAbufferID dq ? ; DMA Buffer Identifier.
|
||||||
|
; Used to Identify DMA buffer in host memory.
|
||||||
|
; SATA Spec says host specific and not in Spec.
|
||||||
|
; Trying AHCI spec might work.
|
||||||
|
|
||||||
|
TransferCount dd ? ; Number of bytes to transfer. Bit 0 must be 0
|
||||||
|
resvd dd ? ; Reserved
|
||||||
|
ends
|
||||||
|
|
||||||
|
; Set device bits FIS - device to host
|
||||||
|
struct FIS_DEV_BITS
|
||||||
|
fis_type db ? ; FIS_TYPE_DEV_BITS
|
||||||
|
_flags db ? ; 0bNIRRPPPP, N - Notification, I - Interrupt,
|
||||||
|
; R - Reserved, P - Port multiplier
|
||||||
|
|
||||||
|
status db ? ; Status register
|
||||||
|
error db ? ; Error register
|
||||||
|
|
||||||
|
protocol dd ? ; Protocol
|
||||||
|
ends
|
||||||
|
|
||||||
|
; --------------------------------------------------
|
||||||
uglobal
|
uglobal
|
||||||
align 4
|
align 4
|
||||||
ahci_controller AHCI_DATA
|
ahci_controller AHCI_DATA
|
||||||
endg
|
endg
|
||||||
|
|
||||||
|
; -----------------------------------------------------------------------
|
||||||
; detect ahci controller and initialize
|
; detect ahci controller and initialize
|
||||||
align 4
|
align 4
|
||||||
init_ahci:
|
init_ahci:
|
||||||
@ -147,14 +279,14 @@ init_ahci:
|
|||||||
|
|
||||||
; ; Print some register values to debug board
|
; ; Print some register values to debug board
|
||||||
; mov esi, [ahci_controller + AHCI_DATA.abar]
|
; mov esi, [ahci_controller + AHCI_DATA.abar]
|
||||||
; DEBUGF 1, "K: AHCI: HBA.cap = %x, HBA.ghc = %x, HBA_MEM.version = %x\n", [esi + HBA_MEM.capability], [esi + HBA_MEM.global_host_control], [esi + HBA_MEM.version]
|
; DEBUGF 1, "K: AHCI: HBA.cap = %x, HBA.ghc = %x, HBA_MEM.version = %x\n", [esi + HBA_MEM.cap], [esi + HBA_MEM.ghc], [esi + HBA_MEM.version]
|
||||||
|
|
||||||
;-------------------------------------------------------
|
;-------------------------------------------------------
|
||||||
; Request BIOS/OS ownership handoff, if supported. (TODO check correctness)
|
; Request BIOS/OS ownership handoff, if supported. (TODO check correctness)
|
||||||
mov esi, [ahci_controller + AHCI_DATA.abar]
|
mov esi, [ahci_controller + AHCI_DATA.abar]
|
||||||
;mov ebx, [esi + HBA_MEM.capability2]
|
;mov ebx, [esi + HBA_MEM.cap2]
|
||||||
;DEBUGF 1, "K: AHCI: HBA_MEM.cap2 = %x\n", ebx
|
;DEBUGF 1, "K: AHCI: HBA_MEM.cap2 = %x\n", ebx
|
||||||
bt [esi + HBA_MEM.capability2], bit_AHCI_HBA_CAP2_BOH
|
bt [esi + HBA_MEM.cap2], bit_AHCI_HBA_CAP2_BOH
|
||||||
jnc .end_handoff
|
jnc .end_handoff
|
||||||
DEBUGF 1, "K: AHCI: requesting AHCI ownership change...\n"
|
DEBUGF 1, "K: AHCI: requesting AHCI ownership change...\n"
|
||||||
bts [esi + HBA_MEM.bohc], bit_AHCI_HBA_BOHC_OOS
|
bts [esi + HBA_MEM.bohc], bit_AHCI_HBA_BOHC_OOS
|
||||||
@ -179,21 +311,21 @@ init_ahci:
|
|||||||
;-------------------------------------------------------
|
;-------------------------------------------------------
|
||||||
|
|
||||||
; enable the AHCI and reset it
|
; enable the AHCI and reset it
|
||||||
bts [esi + HBA_MEM.global_host_control], bit_AHCI_HBA_GHC_AHCI_ENABLE
|
bts [esi + HBA_MEM.ghc], bit_AHCI_HBA_GHC_AHCI_ENABLE
|
||||||
bts [esi + HBA_MEM.global_host_control], bit_AHCI_HBA_GHC_RESET
|
bts [esi + HBA_MEM.ghc], bit_AHCI_HBA_GHC_RESET
|
||||||
|
|
||||||
; wait for reset to complete
|
; wait for reset to complete
|
||||||
.wait_reset:
|
.wait_reset:
|
||||||
bt [esi + HBA_MEM.global_host_control], bit_AHCI_HBA_GHC_RESET
|
bt [esi + HBA_MEM.ghc], bit_AHCI_HBA_GHC_RESET
|
||||||
jc .wait_reset
|
jc .wait_reset
|
||||||
|
|
||||||
; enable the AHCI and interrupts
|
; enable the AHCI and interrupts
|
||||||
bts [esi + HBA_MEM.global_host_control], bit_AHCI_HBA_GHC_AHCI_ENABLE
|
bts [esi + HBA_MEM.ghc], bit_AHCI_HBA_GHC_AHCI_ENABLE
|
||||||
bts [esi + HBA_MEM.global_host_control], bit_AHCI_HBA_GHC_INTERRUPT_ENABLE
|
bts [esi + HBA_MEM.ghc], bit_AHCI_HBA_GHC_INTERRUPT_ENABLE
|
||||||
mov ebx, 2
|
mov ebx, 2
|
||||||
call delay_hs
|
call delay_hs
|
||||||
|
|
||||||
DEBUGF 1, "K: AHCI: caps: %x %x, ver: %x, ghc: %x, pi: %x\n", [esi + HBA_MEM.capability], [esi + HBA_MEM.capability2], [esi + HBA_MEM.version], [esi + HBA_MEM.global_host_control], [esi + HBA_MEM.port_implemented]
|
DEBUGF 1, "K: AHCI: caps: %x %x, ver: %x, ghc: %x, pi: %x\n", [esi + HBA_MEM.cap], [esi + HBA_MEM.cap2], [esi + HBA_MEM.version], [esi + HBA_MEM.ghc], [esi + HBA_MEM.pi]
|
||||||
|
|
||||||
; TODO:
|
; TODO:
|
||||||
; calculate irq line
|
; calculate irq line
|
||||||
@ -207,7 +339,7 @@ init_ahci:
|
|||||||
jae .end_detect_drives
|
jae .end_detect_drives
|
||||||
|
|
||||||
; if port with index ebx is not implemented then go to next
|
; if port with index ebx is not implemented then go to next
|
||||||
mov ecx, [esi + HBA_MEM.port_implemented]
|
mov ecx, [esi + HBA_MEM.pi]
|
||||||
bt ecx, ebx
|
bt ecx, ebx
|
||||||
jnc .continue_detect_drives
|
jnc .continue_detect_drives
|
||||||
|
|
||||||
@ -236,7 +368,7 @@ init_ahci:
|
|||||||
inc ebx
|
inc ebx
|
||||||
jmp .detect_drives
|
jmp .detect_drives
|
||||||
|
|
||||||
; TODO: why signatures of found disks are 0xFFFFFFFF ?
|
|
||||||
|
|
||||||
.end_detect_drives:
|
.end_detect_drives:
|
||||||
|
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user