Some reorganization of code:
1) Grouping of code working with IDE drives 2) Moving messages about the SVN revision and CPU counter to the beginning of the log of the message board. git-svn-id: svn://kolibrios.org@4575 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79)
parent
5ae0511a52
commit
3dd1f86eac
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@ -776,7 +776,29 @@ no_mode_0x12:
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call unmask_timer
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stdcall enable_irq, 2 ; @#$%! PIC
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stdcall enable_irq, 13 ; co-processor
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;-----------------------------------------------------------------------------
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; show SVN version of kernel on the message board
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;-----------------------------------------------------------------------------
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mov eax, [version_inf.rev]
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DEBUGF 1, "K : kernel SVN r%d\n", eax
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;-----------------------------------------------------------------------------
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; show CPU count on the message board
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;-----------------------------------------------------------------------------
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mov eax, [cpu_count]
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test eax, eax
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jnz @F
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mov al, 1 ; at least one CPU
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@@:
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DEBUGF 1, "K : %d CPU detected\n", eax
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;-----------------------------------------------------------------------------
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; detect Floppy drives
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;-----------------------------------------------------------------------------
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mov esi, boot_detectfloppy
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call boot_log
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include 'detect/dev_fd.inc'
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;-----------------------------------------------------------------------------
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; START of initialisation IDE ATA code
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;-----------------------------------------------------------------------------
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cmp [IDEContrProgrammingInterface], 0
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je @f
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@ -796,14 +818,15 @@ no_mode_0x12:
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add dx, 2 ;0x376
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out dx, al
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@@:
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; show base variables of IDE controller
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DEBUGF 1, "K : BAR0 %x \n", [IDE_BAR0_val]:4
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DEBUGF 1, "K : BAR1 %x \n", [IDE_BAR1_val]:4
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DEBUGF 1, "K : BAR2 %x \n", [IDE_BAR2_val]:4
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DEBUGF 1, "K : BAR3 %x \n", [IDE_BAR3_val]:4
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DEBUGF 1, "K : BAR4 %x \n", [IDEContrRegsBaseAddr]:4
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DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", [IDEContrProgrammingInterface]:4
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DEBUGF 1, "K : IDE_Interrupt %x \n", [IDE_Interrupt]:4
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;-----------------------------------------------------------------------------
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;!!!!!!!!!!!!!!!!!!!!!!!!!!
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; mov esi, boot_detectdisks
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; call boot_log
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;include 'detect/disks.inc'
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mov esi, boot_detectfloppy
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call boot_log
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include 'detect/dev_fd.inc'
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mov esi, boot_detecthdcd
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call boot_log
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include 'detect/dev_hdcd.inc'
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@ -813,8 +836,132 @@ include 'detect/getcache.inc'
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mov esi, boot_detectpart
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call boot_log
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include 'detect/sear_par.inc'
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;!!!!!!!!!!!!!!!!!!!!!!!!!!
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;-----------------------------------------------------------------------------
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mov dx, [IDEContrRegsBaseAddr]
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; test whether it is our interrupt?
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add dx, 2
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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@@:
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add dx, 8
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; test whether it is our interrupt?
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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@@:
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; read status register and remove the interrupt request
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mov dx, [IDE_BAR0_val] ;0x1F0
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add dx, 0x7 ;0x1F7
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in al, dx
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mov dx, [IDE_BAR2_val] ;0x170
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add dx, 0x7 ;0x177
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in al, dx
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;-----------------------------------------------------------------------------
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push eax edx
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mov dx, [IDEContrRegsBaseAddr]
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xor eax, eax
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add dx, 2
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in al, dx
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DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
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add dx, 8
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in al, dx
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DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
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pop edx eax
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cmp [IDEContrRegsBaseAddr], 0
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setnz [dma_hdd]
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cmp [IDEContrProgrammingInterface], 0
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je set_interrupts_for_IDE_controllers.continue
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;-----------------------------------------------------------------------------
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; set interrupts for IDE Controller
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;-----------------------------------------------------------------------------
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mov esi, boot_set_int_IDE
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call boot_log
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set_interrupts_for_IDE_controllers:
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mov ax, [IDEContrProgrammingInterface]
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cmp ax, 0x0180
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je .pata_ide
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cmp ax, 0x018a
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jne .sata_ide
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;--------------------------------------
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.pata_ide:
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cmp [IDEContrRegsBaseAddr], 0
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je .end_set_interrupts
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stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
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DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
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stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
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DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
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jmp .enable_IDE_interrupt
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;--------------------------------------
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.sata_ide:
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cmp ax, 0x0185
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je .sata_ide_1
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cmp ax, 0x018f
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jne .end_set_interrupts
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;--------------------------------------
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.sata_ide_1:
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cmp [IDEContrRegsBaseAddr], 0
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je .end_set_interrupts
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mov ax, [IDE_Interrupt]
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movzx eax, al
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stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
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DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [IDE_Interrupt]:1, eax
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;--------------------------------------
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.enable_IDE_interrupt:
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mov esi, boot_enabling_ide
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call boot_log
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; Enable interrupts in IDE controller for DMA
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mov al, 0
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mov ah, [DRIVE_DATA+1]
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test ah, 10100000b
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jz @f
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DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
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jmp .ch2_check
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@@:
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mov dx, [IDE_BAR1_val] ;0x3F4
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add dx, 2 ;0x3F6
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out dx, al
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DEBUGF 1, "K : IDE CH1 DMA enabled\n"
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.ch2_check:
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test ah, 1010b
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jz @f
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DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
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jmp .end_set_interrupts
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@@:
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mov dx, [IDE_BAR3_val] ;0x374
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add dx, 2 ;0x376
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out dx, al
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DEBUGF 1, "K : IDE CH2 DMA enabled\n"
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;--------------------------------------
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.end_set_interrupts:
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;-----------------------------------------------------------------------------
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cmp [dma_hdd], 0
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je .print_pio
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.print_dma:
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DEBUGF 1, "K : IDE DMA mode\n"
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jmp .continue
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.print_pio:
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DEBUGF 1, "K : IDE PIO mode\n"
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.continue:
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;-----------------------------------------------------------------------------
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; END of initialisation IDE ATA code
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;-----------------------------------------------------------------------------
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mov esi, boot_init_sys
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call boot_log
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call Parser_params
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@ -827,7 +974,6 @@ if ~ defined extended_primary_loader
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include 'boot/rdload.inc'
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;!!!!!!!!!!!!!!!!!!!!!!!
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end if
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; mov [dma_hdd],1
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if 0
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mov ax, [OS_BASE+0x10000+bx_from_load]
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@ -881,34 +1027,7 @@ end if
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mov [pci_access_enabled], 1
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call pci_enum
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;-----------------------------------------------------------------------------
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mov dx, [IDEContrRegsBaseAddr]
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; test whether it is our interrupt?
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add dx, 2
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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@@:
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add dx, 8
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; test whether it is our interrupt?
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in al, dx
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test al, 100b
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jz @f
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; clear Bus Master IDE Status register
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; clear Interrupt bit
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out dx, al
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@@:
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; read status register and remove the interrupt request
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mov dx, [IDE_BAR0_val] ;0x1F0
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add dx, 0x7 ;0x1F7
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in al, dx
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mov dx, [IDE_BAR2_val] ;0x170
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add dx, 0x7 ;0x177
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in al, dx
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;-----------------------------------------------------------------------------
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include "detect/vortex86.inc" ; Vortex86 SoC detection code
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stdcall load_driver, szVidintel
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@ -1126,25 +1245,6 @@ if defined debug_com_base
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out dx, al
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end if
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mov eax, [version_inf.rev]
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DEBUGF 1, "K : kernel SVN r%d\n", eax
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mov eax, [cpu_count]
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test eax, eax
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jnz @F
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mov al, 1 ; at least one CPU
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@@:
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DEBUGF 1, "K : %d CPU detected\n", eax
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DEBUGF 1, "K : BAR0 %x \n", [IDE_BAR0_val]:4
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DEBUGF 1, "K : BAR1 %x \n", [IDE_BAR1_val]:4
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DEBUGF 1, "K : BAR2 %x \n", [IDE_BAR2_val]:4
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DEBUGF 1, "K : BAR3 %x \n", [IDE_BAR3_val]:4
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DEBUGF 1, "K : BAR4 %x \n", [IDEContrRegsBaseAddr]:4
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DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", [IDEContrProgrammingInterface]:4
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DEBUGF 1, "K : IDE_Interrupt %x \n", [IDE_Interrupt]:4
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; START MULTITASKING
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; A 'All set - press ESC to start' messages if need
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@ -1157,102 +1257,6 @@ if preboot_blogesc
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jne .bll1
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end if
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push eax edx
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mov dx, [IDEContrRegsBaseAddr]
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xor eax, eax
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add dx, 2
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in al, dx
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DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
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add dx, 8
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in al, dx
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DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
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pop edx eax
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cmp [IDEContrRegsBaseAddr], 0
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setnz [dma_hdd]
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cmp [IDEContrProgrammingInterface], 0
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je set_interrupts_for_IDE_controllers.continue
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;-----------------------------------------------------------------------------
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; set interrupts for IDE Controller
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;-----------------------------------------------------------------------------
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mov esi, boot_set_int_IDE
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call boot_log
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set_interrupts_for_IDE_controllers:
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mov ax, [IDEContrProgrammingInterface]
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cmp ax, 0x0180
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je .pata_ide
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cmp ax, 0x018a
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jne .sata_ide
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;--------------------------------------
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.pata_ide:
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cmp [IDEContrRegsBaseAddr], 0
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je .end_set_interrupts
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stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
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DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
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stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
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DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
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jmp .enable_IDE_interrupt
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;--------------------------------------
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.sata_ide:
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cmp ax, 0x0185
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je .sata_ide_1
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cmp ax, 0x018f
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jne .end_set_interrupts
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;--------------------------------------
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.sata_ide_1:
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cmp [IDEContrRegsBaseAddr], 0
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je .end_set_interrupts
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mov ax, [IDE_Interrupt]
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movzx eax, al
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stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
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DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [IDE_Interrupt]:1, eax
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;--------------------------------------
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.enable_IDE_interrupt:
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mov esi, boot_enabling_ide
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call boot_log
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; Enable interrupts in IDE controller for DMA
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mov al, 0
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mov ah, [DRIVE_DATA+1]
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test ah, 10100000b
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jz @f
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DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
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jmp .ch2_check
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@@:
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mov dx, [IDE_BAR1_val] ;0x3F4
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add dx, 2 ;0x3F6
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out dx, al
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DEBUGF 1, "K : IDE CH1 DMA enabled\n"
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.ch2_check:
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test ah, 1010b
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jz @f
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DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
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jmp .end_set_interrupts
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@@:
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mov dx, [IDE_BAR3_val] ;0x374
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add dx, 2 ;0x376
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out dx, al
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DEBUGF 1, "K : IDE CH2 DMA enabled\n"
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;--------------------------------------
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.end_set_interrupts:
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;-----------------------------------------------------------------------------
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cmp [dma_hdd], 0
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je .print_pio
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.print_dma:
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DEBUGF 1, "K : IDE DMA mode\n"
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jmp .continue
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.print_pio:
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DEBUGF 1, "K : IDE PIO mode\n"
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.continue:
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mov [timer_ticks_enable], 1 ; for cd driver
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sti
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