FreeBSD 8.1 a multiportova seriova karta
David Pasek
david.pasek at gmail.com
Thu Jan 6 07:22:59 CET 2011
Ahoj,
2011/1/5 Dan Lukes <dan at obluda.cz>:
> Takze uz vime, ze porty jsou v techto osmicich
> e000 (1 blok offset 0)
> e008 (1 blok offset 8)
> e010 (1 blok offset 16)
>
>
>> takze jdu pokracovat ve hledani ctvrteho portu ;-)
>
> zbyva zmenit 16 na 24 a melo by ti to najit zase dva seriaky, z nichz ten
> druhy bude ten ctvrty ;-)
>
> Neboli - vsechny ctyri seriaky jsou v prvnim bloku.
>
> Pokud se to potvrdi bude treba opravit funkci tak, aby jako RID vzdycky
> vracela 0x10 a jako offset vracela 8*port
>
> Dan
tak jsem dotestoval a neni to asi moc pozitivni. Druhe dva uarty se
sice objevi v tom prvnim bloku (offset 16 a 24), ale kdyz se s takle
zkompilovanym PUCem pokusim pristoupit na kterykoliv z portu karty
(uart 2 i uart3), tak system crashne.
Tady je podrobnejsi vysledek testu:
puc0 at pci0:0:17:0: class=0x070002 card=0x40561409 chip=0x71681409
rev=0x01 hdr=0x00
vendor = 'Timedia Technology Co Ltd'
device = 'PCI / ISA Asynchronous UART Signal Chips Solution (40371409)'
class = simple comms
subclass = UART
bar [10] = type I/O Port, range 32, base 0xe000, size 32, enabled
bar [14] = type I/O Port, range 32, base 0xe020, size 16, enabled
kernel s puc ovladacem a originalnima zdrojakama (Pro porty 1 a 3 - offset 8):
==============================================================================
devinfo -rv
puc0 pnpinfo vendor=0x1409 device=0x7168 subvendor=0x1409
subdevice=0x4056 class=0x070002 at slot=17 function=0
Interrupt request lines:
10
I/O ports:
0xe000-0xe01f
0xe020-0xe02f
uart2
puc0 I/O port mapping:
57344-57351 <= je hexadecimalne toto 0xe000-0xe007
puc0 port numbers:
1
uart3
puc0 I/O port mapping:
57352-57359 <= je hexadecimalne toto 0xe008-0xe00f
puc0 port numbers:
2
Chovani: funguji oba dva RS-232 porty pres uart2 a uart3
kernel s puc ovladacem a upravenyma zdrojakama (Pro porty 1 a 3 - offset 16):
==============================================================================
devinfo -rv
puc0 pnpinfo vendor=0x1409 device=0x7168 subvendor=0x1409
subdevice=0x4056 class=0x070002 at slot=17 function=0
Interrupt request lines:
10
I/O ports:
0xe000-0xe01f
0xe020-0xe02f
uart2
puc0 I/O port mapping:
57344-57351 <= je hexadecimalne toto 0xe000-0xe007
puc0 port numbers:
1
uart3
puc0 I/O port mapping:
57360-57367 <= je hexadecimalne toto 0xe010-0xe017
puc0 port numbers:
2
Chovani: pri toku dat do karty (jak pres uart2 tak pres uart3) => system crash
kernel s puc ovladacem a upravenyma zdrojakama (Pro porty 1 a 3 - offset 24):
==============================================================================
devinfo -rv
puc0 pnpinfo vendor=0x1409 device=0x7168 subvendor=0x1409
subdevice=0x4056 class=0x070002 at slot=17 function=0
Interrupt request lines:
10
I/O ports:
0xe000-0xe01f
0xe020-0xe02f
uart2
puc0 I/O port mapping:
57344-57351 <= je hexadecimalne toto 0xe000-0xe007
puc0 port numbers:
1
uart3
puc0 I/O port mapping:
57368-57375 <= je hexadecimalne toto 0xe018-0xe01f
puc0 port numbers:
2
Chovani: pri toku dat do karty (jak pres uart2 tak pres uart3) => system crash
kernel s puc ovladacem a upravenyma zdrojakama (Pro porty 1 a 3 - offset 32):
==============================================================================
devinfo -rv
puc0 pnpinfo vendor=0x1409 device=0x7168 subvendor=0x1409
subdevice=0x4056 class=0x070002 at slot=17 function=0
Interrupt request lines:
10
I/O ports:
0xe000-0xe01f
0xe020-0xe02f
uart2
puc0 I/O port mapping:
57344-57351 <= je hexadecimalne toto 0xe000-0xe007
puc0 port numbers:
1
Chovani: detekuje se a funguje jen prvni RS-232 port pres uart2
kernel s puc ovladacem a upravenyma zdrojakama (Pro porty 1 a 3 - offset 40):
==============================================================================
devinfo -rv
puc0 pnpinfo vendor=0x1409 device=0x7168 subvendor=0x1409
subdevice=0x4056 class=0x070002 at slot=17 function=0
Interrupt request lines:
10
I/O ports:
0xe000-0xe01f
0xe020-0xe02f
uart2
puc0 I/O port mapping:
57344-57351
puc0 port numbers:
1
Chovani: detekuje se a funguje jen prvni RS-232 port pres uart2
Dane, nejake napady?
David.
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