Trouble indetifying FLASH part
Ho-Kuo Chan
hchan at wavesat.com
Thu May 16 09:25:32 EDT 2002
Hi,
I suppose I should mention that I am using kernel 2.4.19-pre3.
> It looks like what you have should work. What messages do you get when you
> boot?
Here is the outpt, note that lines that start with HKC are debugging
printk's I have put in:
physmap flash device: 4000000 at 8000000
HKC: output of ioremap: Map Priv 1 = 0xc2003000
HKC: Calling cfi_probe_chip with bus width 2, interleave 1 and device_type
16
HKC: cfi_send_gen_cmd: Addr = 0x0
HKC: cfi_send_gen_cmd: Cmd_addr = 0x0, CFIDEV_INTERLEAVE = 0x1, type = 0x2
HKC: cfi_send_gen_cmd: Val = 0xf0
HKC: cfi_send_gen_cmd: Addr = 0xaa
HKC: cfi_send_gen_cmd: Cmd_addr = 0x55, CFIDEV_INTERLEAVE = 0x1, type = 0x2
HKC: cfi_send_gen_cmd: Val = 0x98
CFI Query Failed for driver
HKC: Calling cfi_probe_chip with bus width 2, interleave 2 and device_type 8
HKC: cfi_send_gen_cmd: Addr = 0x0
HKC: cfi_send_gen_cmd: Cmd_addr = 0x0, CFIDEV_INTERLEAVE = 0x2, type = 0x1
HKC: cfi_send_gen_cmd: Val = 0xf0f0
HKC: cfi_send_gen_cmd: Addr = 0xaa
Cmd_addr = 0x55, CFIDEV_INTERLEAVE = 0x2, type = 0x1
HKC: cfi_send_gen_cmd: Val = 0x9898
CFI Query Failed for driver
Calling cfi_probe_chip with bus width 2, interleave 2 and device_type 16
HKC: cfi_send_gen_cmd: Addr = 0x0
HKC: cfi_send_gen_cmd: Cmd_addr = 0x0, CFIDEV_INTERLEAVE = 0x2, type = 0x2
HKC: cfi_send_gen_cmd: Val = 0xf0f0
HKC: cfi_send_gen_cmd: Addr = 0x154
HKC: cfi_send_gen_cmd: Cmd_addr = 0x55, CFIDEV_INTERLEAVE = 0x2, type = 0x2
HKC: cfi_send_gen_cmd: Val = 0x9898
CFI Query Failed for driver
CFI: Found no Physically mapped flash device at location zero
More information about the linux-mtd
mailing list