aabc2/KOS_qrcodes
1
0
Fork 0
forked from KolibriOS/kolibrios
Code Pull Requests Activity

1) SATA IDE support for HDD and ATAPI

Browse Source 
2) PIO LBA48 read for HDD

git-svn-id: svn://kolibrios.org@3702 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79)
2013-06-25 03:15:38 +00:00
parent 1812e8064e
commit d9b8117616
7 changed files with 257 additions and 36 deletions
Download Patch File Download Diff File Expand all files Collapse all files

79
kernel/trunk/kernel.asm
View File

@@ -358,8 +358,40 @@ high_code:
call mutex_init
; SAVE REAL MODE VARIABLES
xor eax,eax
mov ax, [BOOT_VAR + BOOT_IDE_PI_16]
mov [IDEContrProgrammingInterface], ax
mov ax, [BOOT_VAR + BOOT_IDE_BASE_ADDR]
mov [IDEContrRegsBaseAddr], ax
mov ax, [BOOT_VAR + BOOT_IDE_BAR0_16]
mov [IDE_BAR0_val], ax
cmp ax,0
je @f
cmp ax,1
je @f
and ax,0xfff0
mov [StandardATABases],ax
mov [hd_address_table],eax
mov [hd_address_table+8],eax
@@:
mov ax, [BOOT_VAR + BOOT_IDE_BAR1_16]
mov [IDE_BAR1_val], ax
mov ax, [BOOT_VAR + BOOT_IDE_BAR2_16]
mov [IDE_BAR2_val], ax
cmp ax,0
je @f
cmp ax,1
je @f
and ax,0xfff0
mov [StandardATABases+2],ax
mov [hd_address_table+16],eax
mov [hd_address_table+24],eax
@@:
mov ax, [BOOT_VAR + BOOT_IDE_BAR3_16]
mov [IDE_BAR3_val], ax
; --------------- APM ---------------------
; init selectors
@@ -1014,6 +1046,18 @@ end if
@@:
DEBUGF 1, "K : %d CPU detected\n", eax
movzx eax,[IDE_BAR0_val]
DEBUGF 1, "K : BAR0 %x \n", eax
movzx eax,[IDE_BAR1_val]
DEBUGF 1, "K : BAR1 %x \n", eax
movzx eax,[IDE_BAR2_val]
DEBUGF 1, "K : BAR2 %x \n", eax
movzx eax,[IDE_BAR3_val]
DEBUGF 1, "K : BAR3 %x \n", eax
movzx eax,[IDEContrRegsBaseAddr]
DEBUGF 1, "K : BAR4 %x \n", eax
movzx eax,[IDEContrProgrammingInterface]
DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", eax
; START MULTITASKING
; A 'All set - press ESC to start' messages if need
@@ -1028,6 +1072,17 @@ end if
cmp [IDEContrRegsBaseAddr], 0
setnz [dma_hdd]
cmp [dma_hdd],0
je .print_pio
.print_dma:
DEBUGF 1, "K : IDE DMA mode\n"
jmp .continue
.print_pio:
DEBUGF 1, "K : IDE PIO mode\n"
.continue:
mov [timer_ticks_enable], 1 ; for cd driver
sti
@@ -1585,23 +1640,27 @@ endg
dec ecx
jnz noprma
mov [cdbase], 0x1f0
mov eax,[hd_address_table]
mov [cdbase], eax ;0x1f0
mov [cdid], 0xa0
noprma:
dec ecx
jnz noprsl
mov [cdbase], 0x1f0
mov eax,[hd_address_table]
mov [cdbase], eax ;0x1f0
mov [cdid], 0xb0
noprsl:
dec ecx
jnz nosema
mov [cdbase], 0x170
mov eax,[hd_address_table+16]
mov [cdbase], eax ;0x170
mov [cdid], 0xa0
nosema:
dec ecx
jnz nosesl
mov [cdbase], 0x170
mov eax,[hd_address_table+16]
mov [cdbase], eax ;0x170
mov [cdid], 0xb0
nosesl:
ret
@@ -1630,7 +1689,8 @@ endg
cmp ecx, 1
jnz noprmahd
mov [hdbase], 0x1f0
mov eax,[hd_address_table]
mov [hdbase], eax ;0x1f0
and dword [hdid], 0x0
mov dword [hdpos], ecx
; call set_FAT32_variables
@@ -1638,7 +1698,8 @@ endg
cmp ecx, 2
jnz noprslhd
mov [hdbase], 0x1f0
mov eax,[hd_address_table]
mov [hdbase], eax ;0x1f0
mov [hdid], 0x10
mov dword [hdpos], ecx
; call set_FAT32_variables
@@ -1646,7 +1707,8 @@ endg
cmp ecx, 3
jnz nosemahd
mov [hdbase], 0x170
mov eax,[hd_address_table+16]
mov [hdbase], eax ;0x170
and dword [hdid], 0x0
mov dword [hdpos], ecx
; call set_FAT32_variables
@@ -1654,7 +1716,8 @@ endg
cmp ecx, 4
jnz noseslhd
mov [hdbase], 0x170
mov eax,[hd_address_table+16]
mov [hdbase], eax ;0x170
mov [hdid], 0x10
mov dword [hdpos], ecx
; call set_FAT32_variables