KolibriOS/kolibrios
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1)fixed bug with wrong lfb size on some old videocards

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2)set fpu/sse to default state for new thread
3)added driver sceletone

git-svn-id: svn://kolibrios.org@214 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
2006-11-20 07:06:00 +00:00
parent 44a74d9138
commit 00b8fb388c
18 changed files with 1236 additions and 355 deletions
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105
kernel/trunk/kernel.asm
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@@ -394,12 +394,12 @@ include 'detect/disks.inc'
; btr [cpu_caps], CAPS_PSE ;test: don't use large pages
; btr [cpu_caps], CAPS_PGE ;test: don't use global pages
; btr [cpu_caps], CAPS_MTRR ;test: don't use MTRR
; btr [cpu_caps], CAPS_TSC ;test: don't use TSC
; bts [cpu_caps], CAPS_TSC ;test: don't use TSC
call init_memEx
call init_page_map
mov eax, sys_pgdir ;+PG_NOCACHE
mov eax, sys_pgdir
mov cr3, eax
mov eax,cr0
@@ -409,6 +409,7 @@ include 'detect/disks.inc'
call init_kernel_heap
call init_LFB
call init_mtrr
call init_fpu
stdcall alloc_kernel_space, 0x4F000
mov [ipc_tmp], eax
@@ -447,48 +448,6 @@ include 'detect/disks.inc'
mov ecx, 16
rep movsb
clts
fninit
bt [cpu_caps], CAPS_FXSR
jnc .no_FXSR
stdcall kernel_alloc, 512*256
mov [fpu_data], eax
mov ebx, cr4
mov ecx, cr0
or ebx, CR4_OSFXSR+CR4_OSXMMEXPT
mov cr4, ebx
and ecx, not (CR0_MP+CR0_EM)
or ecx, CR0_NE
mov cr0, ecx
mov dword [esp-4], SSE_INIT
ldmxcsr [esp-4]
xorps xmm0, xmm0
xorps xmm1, xmm1
xorps xmm2, xmm2
xorps xmm3, xmm3
xorps xmm4, xmm4
xorps xmm5, xmm5
xorps xmm6, xmm6
xorps xmm7, xmm7
jmp .set_cr
.no_FXSR:
stdcall kernel_alloc, 112*256
mov [fpu_data], eax
mov ebx, cr4
mov ecx, cr0
and ebx, not (CR4_OSFXSR+CR4_OSXMMEXPT)
and ecx, not CR0_EM
or ecx, CR0_MP+CR0_NE
mov cr0, ecx
mov cr4, ebx
.set_cr:
mov edi, irq_tab
xor eax, eax
mov ecx, 16
@@ -567,14 +526,7 @@ include 'vmodeld.inc'
; LOAD IDT
lidt [cs:idtreg]
;The CPU to this moment should be already in PM,
;and bit MP of the register cr0 should be installed in 1.
;finit ;reset of the FPU (finit, instead of fninit)
;fsetpm ;enable PM of the FPU
;finit ;reset the registers, contents which are still equal RM
;Now FPU too in PM
; DETECT DEVICES
cli
mov esi,boot_devices
call boot_log
@@ -597,6 +549,9 @@ include 'vmodeld.inc'
call boot_log
call setmouse
mov [pci_access_enabled],1
stdcall get_service, szHMouse
; SET PRELIMINARY WINDOW STACK AND POSITIONS
mov esi,boot_windefs
@@ -625,22 +580,34 @@ include 'vmodeld.inc'
mov esi,boot_setostask
call boot_log
; name for OS/IDLE process
mov dword [0x80000+256+APPDATA.app_name], dword 'OS/I'
mov dword [0x80000+256+APPDATA.app_name+4], dword 'DLE '
mov eax, [fpu_data]
mov dword [0x80000+APPDATA.fpu_state], eax
mov dword [0x80000+APPDATA.fpu_handler], 0
mov dword [0x80000+APPDATA.sse_handler], 0
add eax, 112
bt [cpu_caps], CAPS_FXSR
jnc .no_sse
add eax, 512-112
.no_sse:
mov dword [0x80000+256+APPDATA.fpu_state], eax
; name for OS/IDLE process
mov dword [0x80000+256+APPDATA.app_name], dword 'OS/I'
mov dword [0x80000+256+APPDATA.app_name+4], dword 'DLE '
mov dword [0x80000+256+APPDATA.fpu_handler], 0
mov dword [0x80000+256+APPDATA.sse_handler], 0
;set fpu save area
mov esi, eax
bt [cpu_caps], CAPS_FXSR
jnc .no_sse
lea edi, [eax+512]
mov dword [0x80000+256+APPDATA.fpu_state], edi
mov ecx, 512/4
jmp @F
.no_sse:
lea edi, [eax+112]
mov dword [0x80000+256+APPDATA.fpu_state], edi
mov ecx, 112/4
@@:
rep movsd
; task list
mov [0x3020+TASKDATA.wnd_number], 1 ; on screen number
mov [0x3020+TASKDATA.pid], 1 ; process id number
@@ -1950,6 +1917,9 @@ sys_system:
sysfn_shutdown: ; 18.1 = BOOT
mov [0x2f0000+0x9030],byte 0
for_shutdown_parameter:
call stop_all_services
mov eax,[0x3004]
add eax,2
mov [shutdown_processes],eax
@@ -3786,10 +3756,6 @@ set_io_access_rights:
ret
r_f_port_area:
test eax, eax
@@ -3875,9 +3841,6 @@ r_f_port_area:
xor eax, eax
ret
free_port_area:
pushad
@@ -3982,8 +3945,6 @@ reserve_free_irq:
mov [esp+36],ecx ; return in eax
ret
drawbackground:
inc [mouse_pause]
cmp [0xfe0c],word 0x12
@@ -4299,8 +4260,6 @@ _rdtsc:
mov eax,0xffffffff
ret
rerouteirqs:
cli
@@ -5034,9 +4993,9 @@ wraw_bacground_select db 0
windowtypechanged dd 0x0
align 4
cpu_caps dd 4 dup(0)
pg_data PG_DATA
heap_test dd ?
cpu_caps dd 4 dup(0)
endg
iglobal