forked from KolibriOS/kolibrios
further AMD-kernel tuning:
1)faster syscall bridge for future APIs; 2)HyperTransport module added (quite raw yet); 4)unrestricted i/o port access; 3)some MeOS rudiments removed. git-svn-id: svn://kolibrios.org@1551 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
parent
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commit
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144
kernel/branches/Kolibri-A/trunk/bus/HT.INC
Normal file
144
kernel/branches/Kolibri-A/trunk/bus/HT.INC
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@ -0,0 +1,144 @@
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) 2010 KolibriOS team. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;; HT.inc ;; ;;
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;; ;;
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;; AMD HyperTransport bus control ;;
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;; ;;
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;; art_zh <artem@jerdev.co.uk> ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 4
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;=============================================================================
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;
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; This code is a part of Kolibri-A and will only work with AMD RS760+ chipsets
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;
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;=============================================================================
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;------------------------------------------
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; params: al = nbconfig register#
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; returns: eax = register content
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;
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rs7xx_nbconfig_read_pci:
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and eax, 0x0FC ; leave register# only
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or eax, 0x80000000 ; bdf = 0:0.0
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mov dx, 0x0CF8 ; write to index reg
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out dx, eax
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add dl, 4
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in eax, dx
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ret
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rs7xx_nbconfig_flush_pci:
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mov eax, 0x0B0 ; a scratch reg
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mov dx, 0xCF8
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out dx, eax
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ret
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rs7xx_nbconfig_write_pci:
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and eax, 0x0FC ; leave register# only
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or eax, 0x80000000 ; bdf = 0:0.0
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mov dx, 0x0CF8 ; write to index reg
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out dx, eax
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add dl, 4
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mov eax, ebx
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out dx, eax
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ret
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;***************************************************************************
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; Function
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; rs7xx_pcie_init:
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;
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; Description
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; PCIe extended (memory-mapped) config space detection
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;
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;***************************************************************************
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rs7xx_pcie_init:
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; mov al, 0x7C ; NB_IOC_CFG_CNTL
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; mov ebx, 0x20000000
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; call rs7xx_nbconfig_write_pci
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mov al, 0x7C ; NB_IOC_CFG_CNTL
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call rs7xx_nbconfig_read_pci
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mov ebx, eax
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call rs7xx_nbconfig_flush_pci
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test ebx, 0x20000000 ; BAR3 locked?
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jz .rs7xx_pcie_blocked
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mov al, 0x84 ; NB_PCI_ARB
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call rs7xx_nbconfig_read_pci
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shr eax,16
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and ax, 7 ; the Bus range lays here:
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jnz @f
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mov ax, 8 ; 1=2Mb, 2=4MB, 3=8MB, 4=16MB
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@@:
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mov [PCIe_bus_range], ax ; 5=32Mb, 6=64MB, 7=128Mb, 8=256Mb
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mov cl, al
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call rs7xx_nbconfig_flush_pci
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dec cl ; <4M ?
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jnz @f
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inc cl ; one PDE needed anyway
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@@:
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dec cl
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mov ebx, 1
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shl ebx, cl
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mov [mmio_pcie_cfg_pdes], bx ; 1..64 PDE(s) needed,
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shl ebx, 22
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mov [mmio_pcie_cfg_lim], ebx ; or 4..256Mb space to map
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dec [mmio_pcie_cfg_lim]
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mov al, 0x1C ; NB_BAR3_PCIEXP_MMCFG
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call rs7xx_nbconfig_read_pci
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mov ebx, eax
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call rs7xx_nbconfig_flush_pci
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mov eax, ebx
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and eax, 0xFFE00000 ; valid bits [31..21]
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jnz @f ; NB BAR3 may be invisible!
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call pci_ext_config ; try to get pcie ecfg address indirectly
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@@:
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or eax, eax
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jz .rs7xx_pcie_fail
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mov [mmio_pcie_cfg_addr], eax ; physical address (lower 32 bits)
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add [mmio_pcie_cfg_lim], eax
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; -- map the whole PCIe config space;
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or eax, (PG_SHARED + PG_LARGE + PG_UW) ; by the way, UW is unsafe!
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mov ecx, PCIe_CONFIG_SPACE ; linear address
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mov ebx, ecx
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shr ebx, 20
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add ebx, sys_pgdir ; PgDir entry @
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xor dx, dx ; PDEs counter
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@@:
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mov dword[ebx], eax ; map 4 buses
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invlpg [ecx] ; next PgDir entry
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add bx, 4 ; new PDE
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add eax, 0x400000 ; +4M phys.
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add ecx, 0x400000 ; +4M lin.
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inc dx
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cmp dx, [mmio_pcie_cfg_pdes] ; all mapped yet?
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jnz @b
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.pcie_cfg_mapped:
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mov esi, boot_pcie_ok
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call boot_log
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ret ; <<<<<<<<<<< OK >>>>>>>>>>>
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.rs7xx_pcie_fail:
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mov esi, boot_rs7xx_fail
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call boot_log
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ret
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.rs7xx_pcie_blocked:
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mov esi, boot_rs7xx_blkd
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call boot_log
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ret
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@ -28,12 +28,14 @@ $Revision: 1463 $
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;
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;
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;***************************************************************************
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;***************************************************************************
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align 4
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mmio_pcie_cfg_addr dd 0x00000000 ; pcie space may be defined here
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mmio_pcie_cfg_addr dd 0x00000000 ; pcie space may be defined here
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mmio_pcie_cfg_lim dd 0x000FFFFF ; upper pcie space address
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mmio_pcie_cfg_lim dd 0x000FFFFF ; upper pcie space address
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mmio_pcie_cfg_pdes dw 0 ; number of PDEs to map the space
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PCIe_bus_range dw 0 ; the Bus range: power-of-2 Megabytes
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align 4
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align 4
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pci_ext_config:
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pci_ext_config:
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mov ebx, [mmio_pcie_cfg_addr]
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mov ebx, [mmio_pcie_cfg_addr]
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or ebx,ebx
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or ebx,ebx
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@ -60,7 +62,7 @@ pci_ext_config:
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jz .no_pcie_cfg
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jz .no_pcie_cfg
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shl eax, 8 ; bus:[27..20], dev:[19:15]
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shl eax, 8 ; bus:[27..20], dev:[19:15]
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or eax, 0x00007FFC ; fun:[14..12], reg:[11:2]
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or eax, 0x00007FFC ; fun:[14..12], reg:[11:2]
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mov [mmio_pcie_cfg_lim], eax
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; mov [mmio_pcie_cfg_lim], eax
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mov cl, bl
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mov cl, bl
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mov ax, 0x0002 ; bus = 0, 1dword to read
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mov ax, 0x0002 ; bus = 0, 1dword to read
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call pci_read_reg
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call pci_read_reg
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@ -74,30 +76,14 @@ pci_ext_config:
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test eax, 0x000F0000 ; MMIO Base must be bus0-aligned
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test eax, 0x000F0000 ; MMIO Base must be bus0-aligned
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jnz .no_pcie_cfg
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jnz .no_pcie_cfg
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mov [mmio_pcie_cfg_addr], eax
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mov [mmio_pcie_cfg_addr], eax
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add eax, 0x000FFFFC
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; add eax, 0x000FFFFC
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sub eax,[mmio_pcie_cfg_lim] ; MMIO must cover at least one bus
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; sub eax,[mmio_pcie_cfg_lim] ; MMIO must cover at least one bus
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ja .no_pcie_cfg
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; ja .no_pcie_cfg
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; -- it looks like a true PCIe config space;
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; -- it looks like a true PCIe config space;
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mov eax,[mmio_pcie_cfg_addr] ; physical address
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or eax, (PG_SHARED + PG_LARGE + PG_USER)
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mov ebx, PCIe_CONFIG_SPACE ; linear address
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mov ecx, ebx
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shr ebx, 20
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add ebx, sys_pgdir ; PgDir entry @
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@@:
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mov dword[ebx], eax ; map 4 buses
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invlpg [ecx]
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cmp bl, 4
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jz .pcie_cfg_mapped ; fix it later
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add bl, 4 ; next PgDir entry
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add eax, 0x400000 ; eax += 4M
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add ecx, 0x400000
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jmp @b
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.pcie_cfg_mapped:
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.pcie_cfg_mapped:
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; -- glad to have the extended PCIe config field found
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mov esi, boot_pcie_ok
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mov esi, boot_pcie_ok
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call boot_log
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call boot_log
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ret ; <<<<<<<<<<< OK >>>>>>>>>>>
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ret ; <<<<<<<<<<< OK >>>>>>>>>>>
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@ -17,39 +17,40 @@ cross_order:
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mov edx, esi
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mov edx, esi
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mov esi, edi
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mov esi, edi
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movzx edi, byte[esp+28 + 4]
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movzx edi, byte[esp+28 + 4]
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sub edi, 53 ; all zeroes before
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call dword [servetable+edi*4]
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call dword [servetable+edi*4]
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ret
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; ;;
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;; SYSENTER ENTRY ;;
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;; SYSENTER ENTRY ;;
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;; ;;
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;; (not used on AMD systems) ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 32
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;align 32
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sysenter_entry:
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;sysenter_entry:
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; Íàñòðàèâàåì ñòåê
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; ; Íàñòðàèâàåì ñòåê
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mov esp, [ss:tss._esp0]
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; mov esp, [ss:tss._esp0]
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sti
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; sti
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push ebp ; save app esp + 4
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; push ebp ; save app esp + 4
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mov ebp, [ebp] ; ebp - original ebp
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; mov ebp, [ebp] ; ebp - original ebp
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;------------------
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; ;------------------
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pushad
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; pushad
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cld
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; cld
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;
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; movzx eax, al
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; call dword [servetable2 + eax * 4]
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movzx eax, al
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; popad
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call dword [servetable2 + eax * 4]
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; ;------------------
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; xchg ecx, [ss:esp] ; â âåðøèí ñòåêà - app ecx, ecx - app esp + 4
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popad
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; sub ecx, 4
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;------------------
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; xchg edx, [ecx] ; edx - return point, & save original edx
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xchg ecx, [ss:esp] ; â âåðøèí ñòåêà - app ecx, ecx - app esp + 4
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; push edx
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sub ecx, 4
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; mov edx, [ss:esp + 4]
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xchg edx, [ecx] ; edx - return point, & save original edx
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; mov [ecx + 4], edx ; save original ecx
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push edx
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; pop edx
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mov edx, [ss:esp + 4]
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; sysexit
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mov [ecx + 4], edx ; save original ecx
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pop edx
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sysexit
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; ;;
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@ -61,7 +62,7 @@ align 16
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i40:
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i40:
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pushad
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pushad
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cld
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cld
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movzx eax, al
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and eax, 0x07F
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call dword [servetable2 + eax * 4]
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call dword [servetable2 + eax * 4]
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popad
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popad
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iretd
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iretd
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@ -73,25 +74,12 @@ i40:
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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align 32
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align 32
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syscall_entry:
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syscall_entry:
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; cli syscall clear IF
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; push ecx
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xchg esp, [ss:tss._esp0]
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sti
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push ecx
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xor eax, 3
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lea ecx, [esp+4]
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call dword [servetable3 + eax * 4]
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xchg ecx, [ss:tss._esp0]
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sti
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push ecx
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mov ecx, [ecx]
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||||||
;------------------
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pushad
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cld
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movzx eax, al
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; pop ecx
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call dword [servetable2 + eax * 4]
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||||||
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popad
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||||||
;------------------
|
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mov ecx, [ss:esp+4]
|
|
||||||
pop esp
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|
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sysret
|
sysret
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||||||
|
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iglobal
|
iglobal
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||||||
@ -102,59 +90,6 @@ iglobal
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align 4
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align 4
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servetable:
|
servetable:
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||||||
|
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||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd 0
|
|
||||||
dd socket ; 53-Socket interface
|
dd socket ; 53-Socket interface
|
||||||
dd 0
|
dd 0
|
||||||
dd 0
|
dd 0
|
||||||
@ -246,7 +181,15 @@ iglobal
|
|||||||
dd file_system_lfn ; 70-Common file system interface, version 2
|
dd file_system_lfn ; 70-Common file system interface, version 2
|
||||||
dd syscall_window_settings ; 71-Window settings
|
dd syscall_window_settings ; 71-Window settings
|
||||||
dd sys_sendwindowmsg ; 72-Send window message
|
dd sys_sendwindowmsg ; 72-Send window message
|
||||||
times 255 - ( ($-servetable2) /4 ) dd undefined_syscall
|
times 127 - ( ($-servetable2) /4 ) dd undefined_syscall
|
||||||
dd sys_end ; -1-end application
|
dd sys_end ; -1-end application
|
||||||
|
|
||||||
|
align 4
|
||||||
|
servetable3:
|
||||||
|
|
||||||
|
dd paleholder ; 0
|
||||||
|
dd paleholder ; 1
|
||||||
|
dd paleholder ; 2
|
||||||
|
dd sys_end ; last
|
||||||
|
|
||||||
endg
|
endg
|
||||||
|
@ -58,17 +58,19 @@ keymap_alt:
|
|||||||
boot_windefs db 'Setting window defaults',0
|
boot_windefs db 'Setting window defaults',0
|
||||||
boot_bgr db 'Calculating background',0
|
boot_bgr db 'Calculating background',0
|
||||||
boot_resirqports db 'Reserving IRQs & ports',0
|
boot_resirqports db 'Reserving IRQs & ports',0
|
||||||
boot_setrports db 'Setting addresses for IRQs',0
|
; boot_setrports db 'Setting addresses for IRQs',0
|
||||||
boot_setostask db 'Setting OS task',0
|
boot_setostask db 'Setting OS task',0
|
||||||
boot_allirqs db 'Unmasking all IRQs',0
|
boot_allirqs db 'Unmasking all IRQs',0
|
||||||
boot_tsc db 'Reading TSC',0
|
boot_tsc db 'Reading TSC',0
|
||||||
boot_cpufreq db 'CPU frequency is ',' ',' MHz',0
|
boot_cpufreq db 'CPU frequency is ',' ',' MHz',0
|
||||||
boot_pal_ega db 'Setting EGA/CGA 320x200 palette',0
|
; boot_pal_ega db 'Setting EGA/CGA 320x200 palette',0
|
||||||
boot_pal_vga db 'Setting VGA 640x480 palette',0
|
; boot_pal_vga db 'Setting VGA 640x480 palette',0
|
||||||
boot_failed db 'Failed to start first app',0
|
boot_failed db 'Failed to start first app',0
|
||||||
boot_mtrr db 'Setting MTRR',0
|
boot_mtrr db 'Setting MTRR',0
|
||||||
boot_pcie_ok db 'PCIe config set OK',0
|
boot_pcie_ok db 'PCIe config set OK',0
|
||||||
boot_pcie_fail db 'PCIe config XXX failed XXX',0
|
boot_pcie_fail db 'PCIe config XXX failed XXX',0
|
||||||
|
boot_rs7xx_fail db 'RS7xx config XXX failed XXX',0
|
||||||
|
boot_rs7xx_blkd db 'RS7xx config ---------- FAILED -----------',0
|
||||||
if preboot_blogesc
|
if preboot_blogesc
|
||||||
boot_tasking db 'All set - press ESC to start',0
|
boot_tasking db 'All set - press ESC to start',0
|
||||||
end if
|
end if
|
||||||
|
@ -313,11 +313,11 @@ high_code:
|
|||||||
; init selectors
|
; init selectors
|
||||||
mov ebx,[BOOT_VAR+0x9040] ; offset of APM entry point
|
mov ebx,[BOOT_VAR+0x9040] ; offset of APM entry point
|
||||||
movzx eax,word [BOOT_VAR+0x9050] ; real-mode segment base address of
|
movzx eax,word [BOOT_VAR+0x9050] ; real-mode segment base address of
|
||||||
; protected-mode 32-bit code segment
|
; protected-mode 32-bit code segment
|
||||||
movzx ecx,word [BOOT_VAR+0x9052] ; real-mode segment base address of
|
movzx ecx,word [BOOT_VAR+0x9052] ; real-mode segment base address of
|
||||||
; protected-mode 16-bit code segment
|
; protected-mode 16-bit code segment
|
||||||
movzx edx,word [BOOT_VAR+0x9054] ; real-mode segment base address of
|
movzx edx,word [BOOT_VAR+0x9054] ; real-mode segment base address of
|
||||||
; protected-mode 16-bit data segment
|
; protected-mode 16-bit data segment
|
||||||
|
|
||||||
shl eax, 4
|
shl eax, 4
|
||||||
mov [dword apm_code_32 + 2], ax
|
mov [dword apm_code_32 + 2], ax
|
||||||
@ -390,70 +390,56 @@ high_code:
|
|||||||
mov eax,[BOOT_VAR+0x9018]
|
mov eax,[BOOT_VAR+0x9018]
|
||||||
mov [LFBAddress],eax
|
mov [LFBAddress],eax
|
||||||
|
|
||||||
;== cmp [SCR_MODE],word 0100000000000000b
|
;==
|
||||||
; jge setvesa20
|
cmp [SCR_MODE],word 0100000000000000b
|
||||||
; cmp [SCR_MODE],word 0x13
|
jge setvesa20
|
||||||
; je v20ga32
|
mov eax, 0xDEADBEEF
|
||||||
; mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
|
hlt
|
||||||
; mov [GETPIXEL],dword Vesa12_getpixel24
|
; === EGA, VGA & Vesa 1.2 modes not supported ===
|
||||||
; cmp [ScreenBPP],byte 24
|
|
||||||
; jz ga24
|
|
||||||
; mov [PUTPIXEL],dword Vesa12_putpixel32
|
|
||||||
; mov [GETPIXEL],dword Vesa12_getpixel32
|
|
||||||
; ga24:
|
|
||||||
; jmp v20ga24
|
|
||||||
setvesa20:
|
setvesa20:
|
||||||
; mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
|
; mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0 24bpp modes
|
||||||
; mov [GETPIXEL],dword Vesa20_getpixel24
|
; mov [GETPIXEL],dword Vesa20_getpixel24
|
||||||
; cmp [ScreenBPP],byte 24
|
; cmp [ScreenBPP],byte 24
|
||||||
; jz v20ga24
|
; jz v20ga24
|
||||||
v20ga32:
|
v20ga32:
|
||||||
mov [PUTPIXEL],dword Vesa20_putpixel32
|
mov [PUTPIXEL],dword Vesa20_putpixel32
|
||||||
mov [GETPIXEL],dword Vesa20_getpixel32
|
mov [GETPIXEL],dword Vesa20_getpixel32
|
||||||
; v20ga24:
|
|
||||||
; cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
|
|
||||||
; jne no_mode_0x12
|
|
||||||
; mov [PUTPIXEL],dword VGA_putpixel
|
|
||||||
; mov [GETPIXEL],dword Vesa20_getpixel32
|
|
||||||
no_mode_0x12:
|
|
||||||
|
|
||||||
; -------- Fast System Call init ----------
|
; -------- Fast System Call init ----------
|
||||||
; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
|
; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
|
||||||
bt [cpu_caps], CAPS_SEP
|
; bt [cpu_caps], CAPS_SEP
|
||||||
jnc .SEnP ; SysEnter not Present
|
; jnc .SEnP ; SysEnter not Present
|
||||||
xor edx, edx
|
; xor edx, edx
|
||||||
mov ecx, MSR_SYSENTER_CS
|
; mov ecx, MSR_SYSENTER_CS
|
||||||
mov eax, os_code
|
; mov eax, os_code
|
||||||
wrmsr
|
; wrmsr
|
||||||
mov ecx, MSR_SYSENTER_ESP
|
; mov ecx, MSR_SYSENTER_ESP
|
||||||
; mov eax, sysenter_stack ; Check it
|
;; mov eax, sysenter_stack ; Check it
|
||||||
xor eax, eax
|
; xor eax, eax
|
||||||
wrmsr
|
; wrmsr
|
||||||
mov ecx, MSR_SYSENTER_EIP
|
; mov ecx, MSR_SYSENTER_EIP
|
||||||
mov eax, sysenter_entry
|
; mov eax, sysenter_entry
|
||||||
wrmsr
|
; wrmsr
|
||||||
.SEnP:
|
.SEnP:
|
||||||
; AMD SYSCALL/SYSRET
|
; AMD SYSCALL/SYSRET
|
||||||
cmp byte[cpu_vendor], 'A'
|
; cmp byte[cpu_vendor], 'A'
|
||||||
jne .noSYSCALL
|
; jne .noSYSCALL
|
||||||
mov eax, 0x80000001
|
; mov eax, 0x80000001
|
||||||
cpuid
|
; cpuid
|
||||||
test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
|
; test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
|
||||||
jz .noSYSCALL
|
; jz .noSYSCALL
|
||||||
mov ecx, MSR_AMD_EFER
|
mov ecx, MSR_AMD_EFER
|
||||||
rdmsr
|
rdmsr
|
||||||
or eax, 1 ; bit_0 - System Call Extension (SCE)
|
or eax, 1 ; bit_0 - System Call Extension (SCE)
|
||||||
wrmsr
|
wrmsr
|
||||||
|
|
||||||
; !!!! It`s dirty hack, fix it !!!
|
|
||||||
; Bits of EDX :
|
; Bits of EDX :
|
||||||
; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
|
; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
|
||||||
; and the contents of this field, plus 8, are copied into the SS register.
|
; and the contents of this field, plus 8, are copied into the SS register.
|
||||||
; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
|
; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
|
||||||
; and the contents of this field, plus 8, are copied into the SS register.
|
; and the contents of this field, plus 8, are copied into the SS register.
|
||||||
|
|
||||||
; mov edx, (os_code + 16) * 65536 + os_code
|
mov edx, 0x1B000B ; RING3 task stack will be used for fast syscalls!
|
||||||
mov edx, 0x1B0008
|
|
||||||
|
|
||||||
mov eax, syscall_entry
|
mov eax, syscall_entry
|
||||||
mov ecx, MSR_AMD_STAR
|
mov ecx, MSR_AMD_STAR
|
||||||
@ -461,7 +447,7 @@ high_code:
|
|||||||
.noSYSCALL:
|
.noSYSCALL:
|
||||||
; -----------------------------------------
|
; -----------------------------------------
|
||||||
stdcall alloc_page
|
stdcall alloc_page
|
||||||
stdcall map_page, tss-0xF80, eax, PG_SW
|
stdcall map_page, tss-0xF80, eax, PG_SW ; lower 0xF80 bytes might be used for something
|
||||||
stdcall alloc_page
|
stdcall alloc_page
|
||||||
inc eax
|
inc eax
|
||||||
mov [SLOT_BASE+256+APPDATA.io_map], eax
|
mov [SLOT_BASE+256+APPDATA.io_map], eax
|
||||||
@ -495,9 +481,10 @@ high_code:
|
|||||||
;Add IO access table - bit array of permitted ports
|
;Add IO access table - bit array of permitted ports
|
||||||
mov edi, tss._io_map_0
|
mov edi, tss._io_map_0
|
||||||
xor eax, eax
|
xor eax, eax
|
||||||
not eax
|
mov ecx, 2047
|
||||||
mov ecx, 8192/4
|
rep stosd ; access to 65504 ports granted
|
||||||
rep stosd ; access to 4096*8=65536 ports
|
not eax ; the last 32 ports blocked
|
||||||
|
stosd
|
||||||
|
|
||||||
mov ax,tss0
|
mov ax,tss0
|
||||||
ltr ax
|
ltr ax
|
||||||
@ -694,11 +681,6 @@ end if
|
|||||||
call boot_log
|
call boot_log
|
||||||
call reserve_irqs_ports
|
call reserve_irqs_ports
|
||||||
|
|
||||||
; SET PORTS FOR IRQ HANDLERS
|
|
||||||
|
|
||||||
;mov esi,boot_setrports
|
|
||||||
;call boot_log
|
|
||||||
;call setirqreadports
|
|
||||||
|
|
||||||
; SET UP OS TASK
|
; SET UP OS TASK
|
||||||
|
|
||||||
@ -845,8 +827,10 @@ end if
|
|||||||
call set_network_conf
|
call set_network_conf
|
||||||
no_st_network:
|
no_st_network:
|
||||||
|
|
||||||
call init_userDMA ; <<<<<<<<< ================ core/memory.inc ========================================
|
call init_userDMA ; <<<<<<<<< ============== core/memory.inc =================
|
||||||
call pci_ext_config ; <<<<<<<<< bus/pci/pcie.inc
|
; call pci_ext_config ; <<<<<<<<< bus/pci/pcie.inc
|
||||||
|
;-------------------------------------------------------------------------------
|
||||||
|
call rs7xx_pcie_init ; <<<<<<<<< bus/ht.inc
|
||||||
|
|
||||||
; LOAD FIRST APPLICATION
|
; LOAD FIRST APPLICATION
|
||||||
cli
|
cli
|
||||||
@ -1097,59 +1081,12 @@ include "kernel32.inc"
|
|||||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||||
|
|
||||||
reserve_irqs_ports:
|
reserve_irqs_ports:
|
||||||
|
; removed
|
||||||
push eax
|
|
||||||
xor eax,eax
|
|
||||||
inc eax
|
|
||||||
mov byte [irq_owner+4*0],al ;1 ; timer
|
|
||||||
;mov [irq_owner+4*1], 1 ; keyboard
|
|
||||||
mov byte [irq_owner+4*6],al ;1 ; floppy diskette
|
|
||||||
mov byte [irq_owner+4*13],al ;1 ; math co-pros
|
|
||||||
mov byte [irq_owner+4*14],al ;1 ; ide I
|
|
||||||
mov byte [irq_owner+4*15],al ;1 ; ide II
|
|
||||||
pop eax
|
|
||||||
|
|
||||||
; RESERVE PORTS
|
|
||||||
push 4
|
|
||||||
pop dword [RESERVED_PORTS] ;,edi
|
|
||||||
|
|
||||||
push 1
|
|
||||||
pop dword [RESERVED_PORTS+16+0] ;,dword 1
|
|
||||||
and dword [RESERVED_PORTS+16+4],0 ;,dword 0x0
|
|
||||||
mov dword [RESERVED_PORTS+16+8],0x2d ;,dword 0x2d
|
|
||||||
|
|
||||||
push 1
|
|
||||||
pop dword [RESERVED_PORTS+32+0] ;,dword 1
|
|
||||||
push 0x30
|
|
||||||
pop dword [RESERVED_PORTS+32+4] ;,dword 0x30
|
|
||||||
push 0x4d
|
|
||||||
pop dword [RESERVED_PORTS+32+8] ;,dword 0x4d
|
|
||||||
|
|
||||||
push 1
|
|
||||||
pop dword [RESERVED_PORTS+48+0] ;,dword 1
|
|
||||||
push 0x50
|
|
||||||
pop dword [RESERVED_PORTS+48+4] ;,dword 0x50
|
|
||||||
mov dword [RESERVED_PORTS+48+8],0xdf ;,dword 0xdf
|
|
||||||
|
|
||||||
push 1
|
|
||||||
pop dword [RESERVED_PORTS+64+0] ;,dword 1
|
|
||||||
|
|
||||||
mov dword [RESERVED_PORTS+64+4],0xe5 ;,dword 0xe5
|
|
||||||
mov dword [RESERVED_PORTS+64+8],0xff ;,dword 0xff
|
|
||||||
|
|
||||||
ret
|
ret
|
||||||
|
|
||||||
setirqreadports:
|
setirqreadports:
|
||||||
|
; removed
|
||||||
mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
|
ret
|
||||||
and dword [irq12read+4],0 ; end of port list
|
|
||||||
; mov [irq12read+4],dword 0 ; end of port list
|
|
||||||
;mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
|
|
||||||
;mov [irq04read+4],dword 0 ; end of port list
|
|
||||||
;mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
|
|
||||||
;mov [irq03read+4],dword 0 ; end of port list
|
|
||||||
|
|
||||||
ret
|
|
||||||
|
|
||||||
iglobal
|
iglobal
|
||||||
process_number dd 0x1
|
process_number dd 0x1
|
||||||
@ -1185,60 +1122,7 @@ set_variables:
|
|||||||
align 4
|
align 4
|
||||||
;input eax=43,bl-byte of output, ecx - number of port
|
;input eax=43,bl-byte of output, ecx - number of port
|
||||||
sys_outport:
|
sys_outport:
|
||||||
|
and [esp+32],dword 1 ; for backward compatibility: operation failed
|
||||||
mov edi,ecx ; separate flag for read / write
|
|
||||||
and ecx,65535
|
|
||||||
|
|
||||||
mov eax,[RESERVED_PORTS]
|
|
||||||
test eax,eax
|
|
||||||
jnz .sopl8
|
|
||||||
inc eax
|
|
||||||
mov [esp+32],eax
|
|
||||||
ret
|
|
||||||
|
|
||||||
.sopl8:
|
|
||||||
mov edx,[TASK_BASE]
|
|
||||||
mov edx,[edx+0x4]
|
|
||||||
;and ecx,65535
|
|
||||||
;cld - set on interrupt 0x40
|
|
||||||
.sopl1:
|
|
||||||
|
|
||||||
mov esi,eax
|
|
||||||
shl esi,4
|
|
||||||
add esi,RESERVED_PORTS
|
|
||||||
cmp edx,[esi+0]
|
|
||||||
jne .sopl2
|
|
||||||
cmp ecx,[esi+4]
|
|
||||||
jb .sopl2
|
|
||||||
cmp ecx,[esi+8]
|
|
||||||
jg .sopl2
|
|
||||||
.sopl3:
|
|
||||||
|
|
||||||
test edi,0x80000000 ; read ?
|
|
||||||
jnz .sopl4
|
|
||||||
|
|
||||||
mov eax,ebx
|
|
||||||
mov dx,cx ; write
|
|
||||||
out dx,al
|
|
||||||
and [esp+32],dword 0
|
|
||||||
ret
|
|
||||||
|
|
||||||
.sopl2:
|
|
||||||
|
|
||||||
dec eax
|
|
||||||
jnz .sopl1
|
|
||||||
inc eax
|
|
||||||
mov [esp+32],eax
|
|
||||||
ret
|
|
||||||
|
|
||||||
|
|
||||||
.sopl4:
|
|
||||||
|
|
||||||
mov dx,cx ; read
|
|
||||||
in al,dx
|
|
||||||
and eax,0xff
|
|
||||||
and [esp+32],dword 0
|
|
||||||
mov [esp+20],eax
|
|
||||||
ret
|
ret
|
||||||
|
|
||||||
display_number:
|
display_number:
|
||||||
@ -3462,269 +3346,25 @@ memmove: ; memory move in bytes
|
|||||||
align 4
|
align 4
|
||||||
|
|
||||||
sys_programirq:
|
sys_programirq:
|
||||||
|
; removed
|
||||||
mov eax, [TASK_BASE]
|
mov dword [esp+32], 1 ; operation failed
|
||||||
add ebx, [eax + TASKDATA.mem_start]
|
|
||||||
|
|
||||||
cmp ecx, 16
|
|
||||||
jae .not_owner
|
|
||||||
mov edi, [eax + TASKDATA.pid]
|
|
||||||
cmp edi, [irq_owner + 4 * ecx]
|
|
||||||
je .spril1
|
|
||||||
.not_owner:
|
|
||||||
xor ecx, ecx
|
|
||||||
inc ecx
|
|
||||||
jmp .end
|
|
||||||
.spril1:
|
|
||||||
|
|
||||||
shl ecx, 6
|
|
||||||
mov esi, ebx
|
|
||||||
lea edi, [irq00read + ecx]
|
|
||||||
push 16
|
|
||||||
pop ecx
|
|
||||||
|
|
||||||
cld
|
|
||||||
rep movsd
|
|
||||||
.end:
|
|
||||||
mov [esp+32], ecx
|
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
|
||||||
align 4
|
align 4
|
||||||
|
|
||||||
get_irq_data:
|
get_irq_data:
|
||||||
movzx esi, bh ; save number of subfunction, if bh = 1, return data size, otherwise, read data
|
; removed
|
||||||
xor bh, bh
|
mov dword [esp+32], -1
|
||||||
cmp ebx, 16
|
|
||||||
jae .not_owner
|
|
||||||
mov edx, [4 * ebx + irq_owner] ; check for irq owner
|
|
||||||
|
|
||||||
mov eax,[TASK_BASE]
|
|
||||||
|
|
||||||
cmp edx,[eax+TASKDATA.pid]
|
|
||||||
je gidril1
|
|
||||||
.not_owner:
|
|
||||||
xor edx, edx
|
|
||||||
dec edx
|
|
||||||
jmp gid1
|
|
||||||
|
|
||||||
gidril1:
|
|
||||||
|
|
||||||
shl ebx, 12
|
|
||||||
lea eax, [ebx + IRQ_SAVE] ; calculate address of the beginning of buffer + 0x0 - data size
|
|
||||||
mov edx, [eax] ; + 0x4 - data offset
|
|
||||||
dec esi
|
|
||||||
jz gid1
|
|
||||||
test edx, edx ; check if buffer is empty
|
|
||||||
jz gid1
|
|
||||||
|
|
||||||
mov ebx, [eax + 0x4]
|
|
||||||
mov edi, ecx
|
|
||||||
|
|
||||||
mov ecx, 4000 ; buffer size, used frequently
|
|
||||||
|
|
||||||
cmp ebx, ecx ; check for the end of buffer, if end of buffer, begin cycle again
|
|
||||||
jb @f
|
|
||||||
|
|
||||||
xor ebx, ebx
|
|
||||||
|
|
||||||
@@:
|
|
||||||
|
|
||||||
lea esi, [ebx + edx] ; calculate data size and offset
|
|
||||||
cld
|
|
||||||
cmp esi, ecx ; if greater than the buffer size, begin cycle again
|
|
||||||
jbe @f
|
|
||||||
|
|
||||||
sub ecx, ebx
|
|
||||||
sub edx, ecx
|
|
||||||
|
|
||||||
lea esi, [eax + ebx + 0x10]
|
|
||||||
rep movsb
|
|
||||||
|
|
||||||
xor ebx, ebx
|
|
||||||
@@:
|
|
||||||
lea esi, [eax + ebx + 0x10]
|
|
||||||
mov ecx, edx
|
|
||||||
add ebx, edx
|
|
||||||
|
|
||||||
rep movsb
|
|
||||||
mov edx, [eax]
|
|
||||||
mov [eax], ecx ; set data size to zero
|
|
||||||
mov [eax + 0x4], ebx ; set data offset
|
|
||||||
|
|
||||||
gid1:
|
|
||||||
mov [esp+32], edx ; eax
|
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
|
||||||
set_io_access_rights:
|
set_io_access_rights:
|
||||||
push edi eax
|
;removed
|
||||||
mov edi, tss._io_map_0
|
|
||||||
; mov ecx,eax
|
|
||||||
; and ecx,7 ; offset in byte
|
|
||||||
; shr eax,3 ; number of byte
|
|
||||||
; add edi,eax
|
|
||||||
; mov ebx,1
|
|
||||||
; shl ebx,cl
|
|
||||||
test ebp,ebp
|
|
||||||
; cmp ebp,0 ; enable access - ebp = 0
|
|
||||||
jnz siar1
|
|
||||||
; not ebx
|
|
||||||
; and [edi],byte bl
|
|
||||||
btr [edi], eax
|
|
||||||
pop eax edi
|
|
||||||
ret
|
ret
|
||||||
siar1:
|
|
||||||
bts [edi], eax
|
|
||||||
; or [edi],byte bl ; disable access - ebp = 1
|
|
||||||
pop eax edi
|
|
||||||
ret
|
|
||||||
;reserve/free group of ports
|
|
||||||
; * eax = 46 - number function
|
|
||||||
; * ebx = 0 - reserve, 1 - free
|
|
||||||
; * ecx = number start arrea of ports
|
|
||||||
; * edx = number end arrea of ports (include last number of port)
|
|
||||||
;Return value:
|
|
||||||
; * eax = 0 - succesful
|
|
||||||
; * eax = 1 - error
|
|
||||||
; * The system has reserve this ports:
|
|
||||||
; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
|
|
||||||
;destroys eax,ebx, ebp
|
|
||||||
r_f_port_area:
|
r_f_port_area:
|
||||||
|
; removed; always returns 0
|
||||||
test ebx, ebx
|
|
||||||
jnz free_port_area
|
|
||||||
; je r_port_area
|
|
||||||
; jmp free_port_area
|
|
||||||
|
|
||||||
; r_port_area:
|
|
||||||
|
|
||||||
; pushad
|
|
||||||
|
|
||||||
cmp ecx,edx ; beginning > end ?
|
|
||||||
ja rpal1
|
|
||||||
cmp edx,65536
|
|
||||||
jae rpal1
|
|
||||||
mov eax,[RESERVED_PORTS]
|
|
||||||
test eax,eax ; no reserved areas ?
|
|
||||||
je rpal2
|
|
||||||
cmp eax,255 ; max reserved
|
|
||||||
jae rpal1
|
|
||||||
rpal3:
|
|
||||||
mov ebx,eax
|
|
||||||
shl ebx,4
|
|
||||||
add ebx,RESERVED_PORTS
|
|
||||||
cmp ecx,[ebx+8]
|
|
||||||
ja rpal4
|
|
||||||
cmp edx,[ebx+4]
|
|
||||||
jae rpal1
|
|
||||||
; jb rpal4
|
|
||||||
; jmp rpal1
|
|
||||||
rpal4:
|
|
||||||
dec eax
|
|
||||||
jnz rpal3
|
|
||||||
jmp rpal2
|
|
||||||
rpal1:
|
|
||||||
; popad
|
|
||||||
; mov eax,1
|
|
||||||
xor eax,eax
|
|
||||||
inc eax
|
|
||||||
ret
|
|
||||||
rpal2:
|
|
||||||
; popad
|
|
||||||
; enable port access at port IO map
|
|
||||||
cli
|
|
||||||
pushad ; start enable io map
|
|
||||||
|
|
||||||
cmp edx,65536 ;16384
|
|
||||||
jae no_unmask_io ; jge
|
|
||||||
mov eax,ecx
|
|
||||||
; push ebp
|
|
||||||
xor ebp,ebp ; enable - eax = port
|
|
||||||
new_port_access:
|
|
||||||
; pushad
|
|
||||||
call set_io_access_rights
|
|
||||||
; popad
|
|
||||||
inc eax
|
|
||||||
cmp eax,edx
|
|
||||||
jbe new_port_access
|
|
||||||
; pop ebp
|
|
||||||
no_unmask_io:
|
|
||||||
popad ; end enable io map
|
|
||||||
sti
|
|
||||||
|
|
||||||
mov eax,[RESERVED_PORTS]
|
|
||||||
add eax,1
|
|
||||||
mov [RESERVED_PORTS],eax
|
|
||||||
shl eax,4
|
|
||||||
add eax,RESERVED_PORTS
|
|
||||||
mov ebx,[TASK_BASE]
|
|
||||||
mov ebx,[ebx+TASKDATA.pid]
|
|
||||||
mov [eax],ebx
|
|
||||||
mov [eax+4],ecx
|
|
||||||
mov [eax+8],edx
|
|
||||||
|
|
||||||
xor eax, eax
|
|
||||||
ret
|
|
||||||
|
|
||||||
free_port_area:
|
|
||||||
|
|
||||||
; pushad
|
|
||||||
mov eax,[RESERVED_PORTS] ; no reserved areas ?
|
|
||||||
test eax,eax
|
|
||||||
jz frpal2
|
|
||||||
mov ebx,[TASK_BASE]
|
|
||||||
mov ebx,[ebx+TASKDATA.pid]
|
|
||||||
frpal3:
|
|
||||||
mov edi,eax
|
|
||||||
shl edi,4
|
|
||||||
add edi,RESERVED_PORTS
|
|
||||||
cmp ebx,[edi]
|
|
||||||
jne frpal4
|
|
||||||
cmp ecx,[edi+4]
|
|
||||||
jne frpal4
|
|
||||||
cmp edx,[edi+8]
|
|
||||||
jne frpal4
|
|
||||||
jmp frpal1
|
|
||||||
frpal4:
|
|
||||||
dec eax
|
|
||||||
jnz frpal3
|
|
||||||
frpal2:
|
|
||||||
; popad
|
|
||||||
inc eax
|
|
||||||
ret
|
|
||||||
frpal1:
|
|
||||||
push ecx
|
|
||||||
mov ecx,256
|
|
||||||
sub ecx,eax
|
|
||||||
shl ecx,4
|
|
||||||
mov esi,edi
|
|
||||||
add esi,16
|
|
||||||
cld
|
|
||||||
rep movsb
|
|
||||||
|
|
||||||
dec dword [RESERVED_PORTS]
|
|
||||||
;popad
|
|
||||||
;disable port access at port IO map
|
|
||||||
|
|
||||||
; pushad ; start disable io map
|
|
||||||
pop eax ;start port
|
|
||||||
cmp edx,65536 ;16384
|
|
||||||
jge no_mask_io
|
|
||||||
|
|
||||||
; mov eax,ecx
|
|
||||||
xor ebp,ebp
|
|
||||||
inc ebp
|
|
||||||
new_port_access_disable:
|
|
||||||
; pushad
|
|
||||||
; mov ebp,1 ; disable - eax = port
|
|
||||||
call set_io_access_rights
|
|
||||||
; popad
|
|
||||||
inc eax
|
|
||||||
cmp eax,edx
|
|
||||||
jbe new_port_access_disable
|
|
||||||
no_mask_io:
|
|
||||||
; popad ; end disable io map
|
|
||||||
xor eax, eax
|
xor eax, eax
|
||||||
ret
|
ret
|
||||||
|
|
||||||
|
@ -270,6 +270,7 @@ include "gui/skincode.inc"
|
|||||||
; Pci functions
|
; Pci functions
|
||||||
include "bus/pci/pci32.inc"
|
include "bus/pci/pci32.inc"
|
||||||
include "bus/pci/pcie.inc"
|
include "bus/pci/pcie.inc"
|
||||||
|
include "bus/ht.inc" ; AMD HyperTransport bus control
|
||||||
|
|
||||||
; Floppy drive controller
|
; Floppy drive controller
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user