Re: Pcmcia GPRS cards not works in linux.

hugang (hugang@soulinfo.com)
Sun, 15 Jun 2003 20:28:03 +0800


On Sun, 15 Jun 2003 10:34:56 +0100
Russell King <rmk@arm.linux.org.uk> wrote:

> Could you include the information below and the output of cardctl
> status please?
>
Thank you very much.

> I think I can tell you what's happening. Your card contains two
> configuration table entries (0x30 and 0x31). The first, 0x30,
> tells us that the card supports 3.3V in this configuration. The
> second indicates that the card supports 5V with this configuration.
Your are right. With this patch it works fine.
--- cs.c.old Sun Jun 15 19:46:26 2003
+++ cs.c Sun Jun 15 19:52:51 2003
@@ -1765,8 +1765,10 @@
return CS_CONFIGURATION_LOCKED;

/* Do power control. We don't allow changes in Vcc. */
- if (s->socket.Vcc != req->Vcc)
- return CS_BAD_VCC;
+ printk("VCC: %d, %d\n", s->socket.Vcc, req->Vcc);
+ /*if (s->socket.Vcc != req->Vcc)
+ return CS_BAD_VCC;*/
+ printk("Vpp1: %d, %d\n", req->Vpp1, req->Vpp2);
if (req->Vpp1 != req->Vpp2)
return CS_BAD_VPP;
s->socket.Vpp = req->Vpp1;

---2.5.71-------without-hacker
hugang:/home/hugang/download/module-init# uname -a
Linux hugang 2.5.71 #4 ÈÕ 6ÔÂ 15 11:44:04 CST 2003 i686 unknown
hugang:/home/hugang/download/module-init# cardctl config
Socket 0:
Vcc 3.3V Vpp1 3.3V Vpp2 3.3V
hugang:/home/hugang/download/module-init# cardctl status
Socket 0:
3.3V 16-bit PC Card
function 0: [ready], [wp], [bat low]
--with-hacker--
VCC: 33, 50
Vpp1: 0, 0
ttyS0 at I/O 0x100 (irq = 3) is a 16550A
hugang:~# cardctl status
Socket 0:
3.3V 16-bit PC Card
function 0: [ready]
hugang:~# cardctl config
Socket 0:
Vcc 5.0V Vpp1 0.0V Vpp2 0.0V
interface type is "memory and I/O"
irq 3 [exclusive] [level]
speaker output is enabled
function 0:
config base 0x0400
option 0x70
io 0x0100-0x010f [8bit]

-- 
Hu Gang / Steve
Email        : huagng@soulinfo.com, steve@soulinfo.com
GPG FinePrint: 4099 3F1D AE01 1817 68F7  D499 A6C2 C418 86C8 610E
http://soulinfo.com/~hugang/HuGang.asc
ICQ#         : 205800361
Registered Linux User : 204016
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/