532f649f14
The patch enables the driver to be used on platforms such as ARM where an
I/O address is a 32-bit memory address.
The patch avoids the following kernel oops:
debian:~# modprobe sisfb
[ 73.070000] sisfb: Video ROM found
[ 73.080000] sisfb: Video RAM at 0x80000000, mapped to 0xe0a00000, size 1024k
[ 73.090000] sisfb: MMIO at 0x84080000, mapped to 0xe0b80000, size 256k
[ 73.090000] sisfb: Memory heap starting at 800K, size 32K
[ 73.360000] Unable to handle kernel paging request at virtual address 6e000844
[ 73.380000] pgd = df230000
[ 73.380000] [6e000844] *pgd=00000000
[ 73.380000] Internal error: Oops: 8f5 [#1]
[ 73.380000] Modules linked in: sisfb(+) fb cfbcopyarea cfbimgblt cfbfillrect
[ 73.380000] CPU: 0 Not tainted (2.6.31-iop32x #1)
[ 73.380000] PC is at SiS_SetRegANDOR+0x10/0x38 [sisfb]
[ 73.380000] LR is at SiS_SetSCLKHigh+0x38/0x94 [sisfb]
[ 73.380000] pc : [<bf01dc00>] lr : [<bf0238f8>] psr: 60000013
[ 73.380000] sp : df38fd00 ip : 6e000000 fp : 00000002
[ 73.380000] r10: 00000108 r9 : 00000000 r8 : 00000108
[ 73.380000] r7 : df064258 r6 : 00000110 r5 : 6e000844 r4 : 0000010a
[ 73.380000] r3 : 00000001 r2 : 0000000e r1 : 00000011 r0 : 00000844
[ 73.380000] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[ 73.380000] Control: 0000397f Table: bf230000 DAC: 00000015
[ 73.380000] Process modprobe (pid: 1849, stack limit = 0xdf38e270)
[ 73.380000] Stack: (0xdf38fd00 to 0xdf390000)
[ 73.380000] fd00: 0000010a 00000108 df064258 df064258 df064258 00000000 00000000 bf02c4e0
[ 73.380000] fd20: 00000114 bf02c50c 00000013 00000114 0000010a df064258 00000000 bf02c980
[ 73.380000] fd40: 00009c66 00000004 00000001 df064250 a0010000 a6a2a0a0 df064250 00000003
[ 73.380000] fd60: df064250 00000000 df064258 0000fffd 00000000 00000000 00000000 bf033948
[ 73.380000] fd80: 00000000 00000000 00000000 bf019e2c 00000000
|
||
|---|---|---|
| .. | ||
| 300vtbl.h | ||
| 310vtbl.h | ||
| init301.c | ||
| init301.h | ||
| init.c | ||
| init.h | ||
| initdef.h | ||
| initextlfb.c | ||
| Makefile | ||
| oem300.h | ||
| oem310.h | ||
| osdef.h | ||
| sis_accel.c | ||
| sis_accel.h | ||
| sis_main.c | ||
| sis_main.h | ||
| sis.h | ||
| vgatypes.h | ||
| vstruct.h | ||