mirror of
https://github.com/adulau/aha.git
synced 2024-12-05 00:17:23 +00:00
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (71 commits) MIPS: Lasat: Fix botched changes to sysctl code. RTC: rtc-cmos.c: Fix warning on MIPS MIPS: Cleanup random differences beween lmo and Linus' kernel. MIPS: No longer hardwire CONFIG_EMBEDDED to y MIPS: Fix and enhance built-in kernel command line MIPS: eXcite: Remove platform. MIPS: Loongson: Cleanups of serial port support MIPS: Lemote 2F: Suspend CS5536 MFGPT Timer MIPS: Excite: move iodev_remove to .devexit.text MIPS: Lasat: Convert to proc_fops / seq_file MIPS: Cleanup signal code initialization MIPS: Modularize COP2 handling MIPS: Move EARLY_PRINTK to Kconfig.debug MIPS: Yeeloong 2F: Cleanup reset logic using the new ec_write function MIPS: Yeeloong 2F: Add LID open event as the wakeup event MIPS: Yeeloong 2F: Add basic EC operations MIPS: Move several variables from .bss to .init.data MIPS: Tracing: Make function graph tracer work with -mmcount-ra-address MIPS: Tracing: Reserve $12(t0) for mcount-ra-address of gcc 4.5 MIPS: Tracing: Make ftrace for MIPS work without -fno-omit-frame-pointer ...
This commit is contained in:
Linus Torvalds
commit
dbfc985195
255 changed files with 18312 additions and 4880 deletions
|
|
@ -5,9 +5,12 @@ config MIPS
|
|||
select HAVE_IDE
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||||
select HAVE_OPROFILE
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||||
select HAVE_ARCH_KGDB
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# Horrible source of confusion. Die, die, die ...
|
||||
select EMBEDDED
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||||
select RTC_LIB if !LEMOTE_FULOONG2E
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||||
select HAVE_FUNCTION_TRACER
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||||
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
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||||
select HAVE_DYNAMIC_FTRACE
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||||
select HAVE_FTRACE_MCOUNT_RECORD
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||||
select HAVE_FUNCTION_GRAPH_TRACER
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||||
select RTC_LIB if !MACH_LOONGSON
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||||
|
||||
mainmenu "Linux/MIPS Kernel Configuration"
|
||||
|
||||
|
|
@ -22,6 +25,7 @@ choice
|
|||
|
||||
config MACH_ALCHEMY
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bool "Alchemy processor based machines"
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||||
select SYS_SUPPORTS_ZBOOT
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||||
|
||||
config AR7
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bool "Texas Instruments AR7"
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|
|
@ -36,6 +40,7 @@ config AR7
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|||
select SYS_HAS_EARLY_PRINTK
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select SYS_SUPPORTS_32BIT_KERNEL
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select SYS_SUPPORTS_LITTLE_ENDIAN
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||||
select SYS_SUPPORTS_ZBOOT_UART16550
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select GENERIC_GPIO
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select GCD
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select VLYNQ
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|
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@ -43,23 +48,6 @@ config AR7
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|||
Support for the Texas Instruments AR7 System-on-a-Chip
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family: TNETD7100, 7200 and 7300.
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|
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config BASLER_EXCITE
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bool "Basler eXcite smart camera"
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select CEVT_R4K
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select CSRC_R4K
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select DMA_COHERENT
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select HW_HAS_PCI
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select IRQ_CPU
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select IRQ_CPU_RM7K
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select IRQ_CPU_RM9K
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select MIPS_RM9122
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select SYS_HAS_CPU_RM9000
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select SYS_SUPPORTS_32BIT_KERNEL
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select SYS_SUPPORTS_BIG_ENDIAN
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||||
help
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||||
The eXcite is a smart camera platform manufactured by
|
||||
Basler Vision Technologies AG.
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|
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config BCM47XX
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bool "BCM47XX based boards"
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select CEVT_R4K
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|
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@ -192,6 +180,7 @@ config LASAT
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|
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config MACH_LOONGSON
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bool "Loongson family of machines"
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select SYS_SUPPORTS_ZBOOT_UART16550
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help
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This enables the support of Loongson family of machines.
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||||
|
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|
|
@ -233,6 +222,7 @@ config MIPS_MALTA
|
|||
select SYS_SUPPORTS_MIPS_CMP
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select SYS_SUPPORTS_MULTITHREADING
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select SYS_SUPPORTS_SMARTMIPS
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||||
select SYS_SUPPORTS_ZBOOT
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||||
help
|
||||
This enables support for the MIPS Technologies Malta evaluation
|
||||
board.
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||||
|
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@ -334,6 +324,24 @@ config PMC_YOSEMITE
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Yosemite is an evaluation board for the RM9000x2 processor
|
||||
manufactured by PMC-Sierra.
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|
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config POWERTV
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bool "Cisco PowerTV"
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select BOOT_ELF32
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select CEVT_R4K
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select CPU_MIPSR2_IRQ_VI
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select CPU_MIPSR2_IRQ_EI
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select CSRC_POWERTV
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select DMA_NONCOHERENT
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||||
select HW_HAS_PCI
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||||
select SYS_HAS_EARLY_PRINTK
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select SYS_HAS_CPU_MIPS32_R2
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select SYS_SUPPORTS_32BIT_KERNEL
|
||||
select SYS_SUPPORTS_BIG_ENDIAN
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||||
select SYS_SUPPORTS_HIGHMEM
|
||||
select USB_OHCI_LITTLE_ENDIAN
|
||||
help
|
||||
This enables support for the Cisco PowerTV Platform.
|
||||
|
||||
config SGI_IP22
|
||||
bool "SGI IP22 (Indy/Indigo2)"
|
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select ARC
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||||
|
|
@ -674,11 +682,11 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
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|||
endchoice
|
||||
|
||||
source "arch/mips/alchemy/Kconfig"
|
||||
source "arch/mips/basler/excite/Kconfig"
|
||||
source "arch/mips/bcm63xx/Kconfig"
|
||||
source "arch/mips/jazz/Kconfig"
|
||||
source "arch/mips/lasat/Kconfig"
|
||||
source "arch/mips/pmc-sierra/Kconfig"
|
||||
source "arch/mips/powertv/Kconfig"
|
||||
source "arch/mips/sgi-ip27/Kconfig"
|
||||
source "arch/mips/sibyte/Kconfig"
|
||||
source "arch/mips/txx9/Kconfig"
|
||||
|
|
@ -778,6 +786,9 @@ config CSRC_BCM1480
|
|||
config CSRC_IOASIC
|
||||
bool
|
||||
|
||||
config CSRC_POWERTV
|
||||
bool
|
||||
|
||||
config CSRC_R4K_LIB
|
||||
bool
|
||||
|
||||
|
|
@ -806,20 +817,6 @@ config DMA_NONCOHERENT
|
|||
config DMA_NEED_PCI_MAP_STATE
|
||||
bool
|
||||
|
||||
config EARLY_PRINTK
|
||||
bool "Early printk" if EMBEDDED && DEBUG_KERNEL
|
||||
depends on SYS_HAS_EARLY_PRINTK
|
||||
default y
|
||||
help
|
||||
This option enables special console drivers which allow the kernel
|
||||
to print messages very early in the bootup process.
|
||||
|
||||
This is useful for kernel debugging when your machine crashes very
|
||||
early before the console code is initialized. For normal operation,
|
||||
it is not recommended because it looks ugly on some machines and
|
||||
doesn't cooperate with an X server. You should normally say N here,
|
||||
unless you want to debug such a crash.
|
||||
|
||||
config SYS_HAS_EARLY_PRINTK
|
||||
bool
|
||||
|
||||
|
|
@ -1069,6 +1066,21 @@ config CPU_LOONGSON2E
|
|||
The Loongson 2E processor implements the MIPS III instruction set
|
||||
with many extensions.
|
||||
|
||||
It has an internal FPGA northbridge, which is compatiable to
|
||||
bonito64.
|
||||
|
||||
config CPU_LOONGSON2F
|
||||
bool "Loongson 2F"
|
||||
depends on SYS_HAS_CPU_LOONGSON2F
|
||||
select CPU_LOONGSON2
|
||||
help
|
||||
The Loongson 2F processor implements the MIPS III instruction set
|
||||
with many extensions.
|
||||
|
||||
Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
|
||||
have a similar programming interface with FPGA northbridge used in
|
||||
Loongson2E.
|
||||
|
||||
config CPU_MIPS32_R1
|
||||
bool "MIPS32 Release 1"
|
||||
depends on SYS_HAS_CPU_MIPS32_R1
|
||||
|
|
@ -1294,6 +1306,16 @@ config CPU_CAVIUM_OCTEON
|
|||
|
||||
endchoice
|
||||
|
||||
config SYS_SUPPORTS_ZBOOT
|
||||
bool
|
||||
select HAVE_KERNEL_GZIP
|
||||
select HAVE_KERNEL_BZIP2
|
||||
select HAVE_KERNEL_LZMA
|
||||
|
||||
config SYS_SUPPORTS_ZBOOT_UART16550
|
||||
bool
|
||||
select SYS_SUPPORTS_ZBOOT
|
||||
|
||||
config CPU_LOONGSON2
|
||||
bool
|
||||
select CPU_SUPPORTS_32BIT_KERNEL
|
||||
|
|
@ -1303,6 +1325,12 @@ config CPU_LOONGSON2
|
|||
config SYS_HAS_CPU_LOONGSON2E
|
||||
bool
|
||||
|
||||
config SYS_HAS_CPU_LOONGSON2F
|
||||
bool
|
||||
select CPU_SUPPORTS_CPUFREQ
|
||||
select CPU_SUPPORTS_ADDRWINCFG if 64BIT
|
||||
select CPU_SUPPORTS_UNCACHED_ACCELERATED
|
||||
|
||||
config SYS_HAS_CPU_MIPS32_R1
|
||||
bool
|
||||
|
||||
|
|
@ -1411,8 +1439,17 @@ config CPU_SUPPORTS_32BIT_KERNEL
|
|||
bool
|
||||
config CPU_SUPPORTS_64BIT_KERNEL
|
||||
bool
|
||||
config CPU_SUPPORTS_CPUFREQ
|
||||
bool
|
||||
config CPU_SUPPORTS_ADDRWINCFG
|
||||
bool
|
||||
config CPU_SUPPORTS_HUGEPAGES
|
||||
bool
|
||||
config CPU_SUPPORTS_UNCACHED_ACCELERATED
|
||||
bool
|
||||
config MIPS_PGD_C0_CONTEXT
|
||||
bool
|
||||
default y if 64BIT && CPU_MIPSR2
|
||||
|
||||
#
|
||||
# Set to y for ptrace access to watch registers.
|
||||
|
|
@ -2024,15 +2061,6 @@ config STACKTRACE_SUPPORT
|
|||
|
||||
source "init/Kconfig"
|
||||
|
||||
config PROBE_INITRD_HEADER
|
||||
bool "Probe initrd header created by addinitrd"
|
||||
depends on BLK_DEV_INITRD
|
||||
help
|
||||
Probe initrd header at the last page of kernel image.
|
||||
Say Y here if you are using arch/mips/boot/addinitrd.c to
|
||||
add initrd or initramfs image to the kernel image.
|
||||
Otherwise, say N.
|
||||
|
||||
source "kernel/Kconfig.freezer"
|
||||
|
||||
menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
|
||||
|
|
@ -2104,6 +2132,7 @@ config MMU
|
|||
|
||||
config I8253
|
||||
bool
|
||||
select MIPS_EXTERNAL_TIMER
|
||||
|
||||
config ZONE_DMA32
|
||||
bool
|
||||
|
|
@ -2180,6 +2209,8 @@ source "kernel/power/Kconfig"
|
|||
|
||||
endmenu
|
||||
|
||||
source "arch/mips/kernel/cpufreq/Kconfig"
|
||||
|
||||
source "net/Kconfig"
|
||||
|
||||
source "drivers/Kconfig"
|
||||
|
|
|
|||
|
|
@ -6,15 +6,66 @@ config TRACE_IRQFLAGS_SUPPORT
|
|||
|
||||
source "lib/Kconfig.debug"
|
||||
|
||||
config EARLY_PRINTK
|
||||
bool "Early printk" if EMBEDDED
|
||||
depends on SYS_HAS_EARLY_PRINTK
|
||||
default y
|
||||
help
|
||||
This option enables special console drivers which allow the kernel
|
||||
to print messages very early in the bootup process.
|
||||
|
||||
This is useful for kernel debugging when your machine crashes very
|
||||
early before the console code is initialized. For normal operation,
|
||||
it is not recommended because it looks ugly on some machines and
|
||||
doesn't cooperate with an X server. You should normally say N here,
|
||||
unless you want to debug such a crash.
|
||||
|
||||
config CMDLINE_BOOL
|
||||
bool "Built-in kernel command line"
|
||||
default n
|
||||
help
|
||||
For most systems, it is firmware or second stage bootloader that
|
||||
by default specifies the kernel command line options. However,
|
||||
it might be necessary or advantageous to either override the
|
||||
default kernel command line or add a few extra options to it.
|
||||
For such cases, this option allows you to hardcode your own
|
||||
command line options directly into the kernel. For that, you
|
||||
should choose 'Y' here, and fill in the extra boot arguments
|
||||
in CONFIG_CMDLINE.
|
||||
|
||||
The built-in options will be concatenated to the default command
|
||||
line if CMDLINE_OVERRIDE is set to 'N'. Otherwise, the default
|
||||
command line will be ignored and replaced by the built-in string.
|
||||
|
||||
Most MIPS systems will normally expect 'N' here and rely upon
|
||||
the command line from the firmware or the second-stage bootloader.
|
||||
|
||||
config CMDLINE
|
||||
string "Default kernel command string"
|
||||
depends on CMDLINE_BOOL
|
||||
default ""
|
||||
help
|
||||
On some platforms, there is currently no way for the boot loader to
|
||||
pass arguments to the kernel. For these platforms, you can supply
|
||||
some command-line options at build time by entering them here. In
|
||||
other cases you can specify kernel args so that you don't have
|
||||
to set them up in board prom initialization routines.
|
||||
pass arguments to the kernel. For these platforms, and for the cases
|
||||
when you want to add some extra options to the command line or ignore
|
||||
the default command line, you can supply some command-line options at
|
||||
build time by entering them here. In other cases you can specify
|
||||
kernel args so that you don't have to set them up in board prom
|
||||
initialization routines.
|
||||
|
||||
For more information, see the CMDLINE_BOOL and CMDLINE_OVERRIDE
|
||||
options.
|
||||
|
||||
config CMDLINE_OVERRIDE
|
||||
bool "Built-in command line overrides firware arguments"
|
||||
default n
|
||||
depends on CMDLINE_BOOL
|
||||
help
|
||||
By setting this option to 'Y' you will have your kernel ignore
|
||||
command line arguments from firmware or second stage bootloader.
|
||||
Instead, the built-in command line will be used exclusively.
|
||||
|
||||
Normally, you will choose 'N' here.
|
||||
|
||||
config DEBUG_STACK_USAGE
|
||||
bool "Enable stack utilization instrumentation"
|
||||
|
|
|
|||
|
|
@ -48,7 +48,16 @@ ifneq ($(SUBARCH),$(ARCH))
|
|||
endif
|
||||
endif
|
||||
|
||||
ifndef CONFIG_FUNCTION_TRACER
|
||||
cflags-y := -ffunction-sections
|
||||
endif
|
||||
ifdef CONFIG_FUNCTION_GRAPH_TRACER
|
||||
ifndef KBUILD_MCOUNT_RA_ADDRESS
|
||||
ifeq ($(call cc-option-yn,-mmcount-ra-address), y)
|
||||
cflags-y += -mmcount-ra-address -DKBUILD_MCOUNT_RA_ADDRESS
|
||||
endif
|
||||
endif
|
||||
endif
|
||||
cflags-y += $(call cc-option, -mno-check-zero-division)
|
||||
|
||||
ifdef CONFIG_32BIT
|
||||
|
|
@ -69,6 +78,7 @@ endif
|
|||
|
||||
all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32)
|
||||
all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64)
|
||||
all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlinuz
|
||||
|
||||
#
|
||||
# GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel
|
||||
|
|
@ -124,6 +134,8 @@ cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap
|
|||
cflags-$(CONFIG_CPU_LOONGSON2) += -Wa,--trap
|
||||
cflags-$(CONFIG_CPU_LOONGSON2E) += \
|
||||
$(call cc-option,-march=loongson2e,-march=r4600)
|
||||
cflags-$(CONFIG_CPU_LOONGSON2F) += \
|
||||
$(call cc-option,-march=loongson2f,-march=r4600)
|
||||
|
||||
cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
|
||||
-Wa,-mips32 -Wa,--trap
|
||||
|
|
@ -324,6 +336,7 @@ core-$(CONFIG_MACH_LOONGSON) +=arch/mips/loongson/
|
|||
cflags-$(CONFIG_MACH_LOONGSON) += -I$(srctree)/arch/mips/include/asm/mach-loongson \
|
||||
-mno-branch-likely
|
||||
load-$(CONFIG_LEMOTE_FULOONG2E) +=0xffffffff80100000
|
||||
load-$(CONFIG_LEMOTE_MACH2F) +=0xffffffff80200000
|
||||
|
||||
#
|
||||
# MIPS Malta board
|
||||
|
|
@ -331,7 +344,7 @@ load-$(CONFIG_LEMOTE_FULOONG2E) +=0xffffffff80100000
|
|||
core-$(CONFIG_MIPS_MALTA) += arch/mips/mti-malta/
|
||||
cflags-$(CONFIG_MIPS_MALTA) += -I$(srctree)/arch/mips/include/asm/mach-malta
|
||||
load-$(CONFIG_MIPS_MALTA) += 0xffffffff80100000
|
||||
all-$(CONFIG_MIPS_MALTA) := vmlinux.bin
|
||||
all-$(CONFIG_MIPS_MALTA) := vmlinuz.bin
|
||||
|
||||
#
|
||||
# MIPS SIM
|
||||
|
|
@ -355,13 +368,6 @@ core-$(CONFIG_PMC_YOSEMITE) += arch/mips/pmc-sierra/yosemite/
|
|||
cflags-$(CONFIG_PMC_YOSEMITE) += -I$(srctree)/arch/mips/include/asm/mach-yosemite
|
||||
load-$(CONFIG_PMC_YOSEMITE) += 0xffffffff80100000
|
||||
|
||||
#
|
||||
# Basler eXcite
|
||||
#
|
||||
core-$(CONFIG_BASLER_EXCITE) += arch/mips/basler/excite/
|
||||
cflags-$(CONFIG_BASLER_EXCITE) += -I$(srctree)/arch/mips/include/asm/mach-excite
|
||||
load-$(CONFIG_BASLER_EXCITE) += 0x80100000
|
||||
|
||||
#
|
||||
# LASAT platforms
|
||||
#
|
||||
|
|
@ -440,6 +446,13 @@ cflags-$(CONFIG_SOC_EMMA2RH) += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
|
|||
core-$(CONFIG_NEC_MARKEINS) += arch/mips/emma/markeins/
|
||||
load-$(CONFIG_NEC_MARKEINS) += 0xffffffff88100000
|
||||
|
||||
#
|
||||
# Cisco PowerTV Platform
|
||||
#
|
||||
core-$(CONFIG_POWERTV) += arch/mips/powertv/
|
||||
cflags-$(CONFIG_POWERTV) += -I$(srctree)/arch/mips/include/asm/mach-powertv
|
||||
load-$(CONFIG_POWERTV) += 0xffffffff90800000
|
||||
|
||||
#
|
||||
# SGI IP22 (Indy/Indigo2)
|
||||
#
|
||||
|
|
@ -581,7 +594,7 @@ load-$(CONFIG_SNI_RM) += 0xffffffff80600000
|
|||
else
|
||||
load-$(CONFIG_SNI_RM) += 0xffffffff80030000
|
||||
endif
|
||||
all-$(CONFIG_SNI_RM) := vmlinux.ecoff
|
||||
all-$(CONFIG_SNI_RM) := vmlinuz.ecoff
|
||||
|
||||
#
|
||||
# Common TXx9
|
||||
|
|
@ -699,9 +712,23 @@ vmlinux.64: vmlinux
|
|||
$(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
|
||||
|
||||
makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
|
||||
makezboot =$(Q)$(MAKE) $(build)=arch/mips/boot/compressed \
|
||||
VMLINUX_LOAD_ADDRESS=$(load-y) 32bit-bfd=$(32bit-bfd) $(1)
|
||||
|
||||
all: $(all-y)
|
||||
|
||||
vmlinuz: vmlinux FORCE
|
||||
+@$(call makezboot,$@)
|
||||
|
||||
vmlinuz.bin: vmlinux
|
||||
+@$(call makezboot,$@)
|
||||
|
||||
vmlinuz.ecoff: vmlinux
|
||||
+@$(call makezboot,$@)
|
||||
|
||||
vmlinuz.srec: vmlinux
|
||||
+@$(call makezboot,$@)
|
||||
|
||||
vmlinux.bin: $(vmlinux-32)
|
||||
+@$(call makeboot,$@)
|
||||
|
||||
|
|
@ -726,11 +753,13 @@ endif
|
|||
|
||||
install:
|
||||
$(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
|
||||
$(Q)install -D -m 755 vmlinuz $(INSTALL_PATH)/vmlinuz-$(KERNELRELEASE)
|
||||
$(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
|
||||
$(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)
|
||||
|
||||
archclean:
|
||||
@$(MAKE) $(clean)=arch/mips/boot
|
||||
@$(MAKE) $(clean)=arch/mips/boot/compressed
|
||||
@$(MAKE) $(clean)=arch/mips/lasat
|
||||
|
||||
define archhelp
|
||||
|
|
@ -738,10 +767,18 @@ define archhelp
|
|||
echo ' vmlinux.ecoff - ECOFF boot image'
|
||||
echo ' vmlinux.bin - Raw binary boot image'
|
||||
echo ' vmlinux.srec - SREC boot image'
|
||||
echo ' vmlinuz - Compressed boot(zboot) image'
|
||||
echo ' vmlinuz.ecoff - ECOFF zboot image'
|
||||
echo ' vmlinuz.bin - Raw binary zboot image'
|
||||
echo ' vmlinuz.srec - SREC zboot image'
|
||||
echo
|
||||
echo ' These will be default as apropriate for a configured platform.'
|
||||
endef
|
||||
|
||||
CLEAN_FILES += vmlinux.32 \
|
||||
vmlinux.64 \
|
||||
vmlinux.ecoff
|
||||
vmlinux.ecoff \
|
||||
vmlinuz \
|
||||
vmlinuz.ecoff \
|
||||
vmlinuz.bin \
|
||||
vmlinuz.srec
|
||||
|
|
|
|||
|
|
@ -505,7 +505,7 @@ static int __init ar7_register_devices(void)
|
|||
int res;
|
||||
u32 *bootcr, val;
|
||||
#ifdef CONFIG_SERIAL_8250
|
||||
static struct uart_port uart_port[2];
|
||||
static struct uart_port uart_port[2] __initdata;
|
||||
|
||||
memset(uart_port, 0, sizeof(struct uart_port) * 2);
|
||||
|
||||
|
|
|
|||
|
|
@ -1,9 +0,0 @@
|
|||
config BASLER_EXCITE_PROTOTYPE
|
||||
bool "Support for pre-release units"
|
||||
depends on BASLER_EXCITE
|
||||
default n
|
||||
help
|
||||
Pre-series (prototype) units are different from later ones in
|
||||
some ways. Select this option if you have one of these. Please
|
||||
note that a kernel built with this option selected will not be
|
||||
able to run on normal units.
|
||||
|
|
@ -1,8 +0,0 @@
|
|||
#
|
||||
# Makefile for Basler eXcite
|
||||
#
|
||||
|
||||
obj-$(CONFIG_BASLER_EXCITE) += excite_irq.o excite_prom.o excite_setup.o \
|
||||
excite_device.o excite_procfs.o
|
||||
|
||||
obj-m += excite_iodev.o
|
||||
|
|
@ -1,403 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2004 by Basler Vision Technologies AG
|
||||
* Author: Thomas Koeller <thomas.koeller@baslerweb.com>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/jiffies.h>
|
||||
#include <linux/sched.h>
|
||||
#include <asm/types.h>
|
||||
#include <asm/rm9k-ocd.h>
|
||||
|
||||
#include <excite.h>
|
||||
#include <rm9k_eth.h>
|
||||
#include <rm9k_wdt.h>
|
||||
#include <rm9k_xicap.h>
|
||||
#include <excite_nandflash.h>
|
||||
|
||||
#include "excite_iodev.h"
|
||||
|
||||
#define RM9K_GE_UNIT 0
|
||||
#define XICAP_UNIT 0
|
||||
#define NAND_UNIT 0
|
||||
|
||||
#define DLL_TIMEOUT 3 /* seconds */
|
||||
|
||||
|
||||
#define RINIT(__start__, __end__, __name__, __parent__) { \
|
||||
.name = __name__ "_0", \
|
||||
.start = (__start__), \
|
||||
.end = (__end__), \
|
||||
.flags = 0, \
|
||||
.parent = (__parent__) \
|
||||
}
|
||||
|
||||
#define RINIT_IRQ(__irq__, __name__) { \
|
||||
.name = __name__ "_0", \
|
||||
.start = (__irq__), \
|
||||
.end = (__irq__), \
|
||||
.flags = IORESOURCE_IRQ, \
|
||||
.parent = NULL \
|
||||
}
|
||||
|
||||
|
||||
|
||||
enum {
|
||||
slice_xicap,
|
||||
slice_eth
|
||||
};
|
||||
|
||||
|
||||
|
||||
static struct resource
|
||||
excite_ctr_resource __maybe_unused = {
|
||||
.name = "GPI counters",
|
||||
.start = 0,
|
||||
.end = 5,
|
||||
.flags = 0,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_gpislice_resource __maybe_unused = {
|
||||
.name = "GPI slices",
|
||||
.start = 0,
|
||||
.end = 1,
|
||||
.flags = 0,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_mdio_channel_resource __maybe_unused = {
|
||||
.name = "MDIO channels",
|
||||
.start = 0,
|
||||
.end = 1,
|
||||
.flags = 0,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_fifomem_resource __maybe_unused = {
|
||||
.name = "FIFO memory",
|
||||
.start = 0,
|
||||
.end = 767,
|
||||
.flags = 0,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_scram_resource __maybe_unused = {
|
||||
.name = "Scratch RAM",
|
||||
.start = EXCITE_PHYS_SCRAM,
|
||||
.end = EXCITE_PHYS_SCRAM + EXCITE_SIZE_SCRAM - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_fpga_resource __maybe_unused = {
|
||||
.name = "System FPGA",
|
||||
.start = EXCITE_PHYS_FPGA,
|
||||
.end = EXCITE_PHYS_FPGA + EXCITE_SIZE_FPGA - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_nand_resource __maybe_unused = {
|
||||
.name = "NAND flash control",
|
||||
.start = EXCITE_PHYS_NAND,
|
||||
.end = EXCITE_PHYS_NAND + EXCITE_SIZE_NAND - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
},
|
||||
excite_titan_resource __maybe_unused = {
|
||||
.name = "TITAN registers",
|
||||
.start = EXCITE_PHYS_TITAN,
|
||||
.end = EXCITE_PHYS_TITAN + EXCITE_SIZE_TITAN - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
.parent = NULL,
|
||||
.sibling = NULL,
|
||||
.child = NULL
|
||||
};
|
||||
|
||||
|
||||
|
||||
static void adjust_resources(struct resource *res, unsigned int n)
|
||||
{
|
||||
struct resource *p;
|
||||
const unsigned long mask = IORESOURCE_IO | IORESOURCE_MEM
|
||||
| IORESOURCE_IRQ | IORESOURCE_DMA;
|
||||
|
||||
for (p = res; p < res + n; p++) {
|
||||
const struct resource * const parent = p->parent;
|
||||
if (parent) {
|
||||
p->start += parent->start;
|
||||
p->end += parent->start;
|
||||
p->flags = parent->flags & mask;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
#if defined(CONFIG_EXCITE_FCAP_GPI) || defined(CONFIG_EXCITE_FCAP_GPI_MODULE)
|
||||
static struct resource xicap_rsrc[] = {
|
||||
RINIT(0x4840, 0x486f, XICAP_RESOURCE_FIFO_RX, &excite_titan_resource),
|
||||
RINIT(0x4940, 0x494b, XICAP_RESOURCE_FIFO_TX, &excite_titan_resource),
|
||||
RINIT(0x5040, 0x5127, XICAP_RESOURCE_XDMA, &excite_titan_resource),
|
||||
RINIT(0x1000, 0x112f, XICAP_RESOURCE_PKTPROC, &excite_titan_resource),
|
||||
RINIT(0x1100, 0x110f, XICAP_RESOURCE_PKT_STREAM, &excite_fpga_resource),
|
||||
RINIT(0x0800, 0x0bff, XICAP_RESOURCE_DMADESC, &excite_scram_resource),
|
||||
RINIT(slice_xicap, slice_xicap, XICAP_RESOURCE_GPI_SLICE, &excite_gpislice_resource),
|
||||
RINIT(0x0100, 0x02ff, XICAP_RESOURCE_FIFO_BLK, &excite_fifomem_resource),
|
||||
RINIT_IRQ(TITAN_IRQ, XICAP_RESOURCE_IRQ)
|
||||
};
|
||||
|
||||
static struct platform_device xicap_pdev = {
|
||||
.name = XICAP_NAME,
|
||||
.id = XICAP_UNIT,
|
||||
.num_resources = ARRAY_SIZE(xicap_rsrc),
|
||||
.resource = xicap_rsrc
|
||||
};
|
||||
|
||||
/*
|
||||
* Create a platform device for the GPI port that receives the
|
||||
* image data from the embedded camera.
|
||||
*/
|
||||
static int __init xicap_devinit(void)
|
||||
{
|
||||
unsigned long tend;
|
||||
u32 reg;
|
||||
int retval;
|
||||
|
||||
adjust_resources(xicap_rsrc, ARRAY_SIZE(xicap_rsrc));
|
||||
|
||||
/* Power up the slice and configure it. */
|
||||
reg = titan_readl(CPTC1R);
|
||||
reg &= ~(0x11100 << slice_xicap);
|
||||
titan_writel(reg, CPTC1R);
|
||||
|
||||
/* Enable slice & DLL. */
|
||||
reg= titan_readl(CPRR);
|
||||
reg &= ~(0x00030003 << (slice_xicap * 2));
|
||||
titan_writel(reg, CPRR);
|
||||
|
||||
/* Wait for DLLs to lock */
|
||||
tend = jiffies + DLL_TIMEOUT * HZ;
|
||||
while (time_before(jiffies, tend)) {
|
||||
if (!(~titan_readl(CPDSR) & (0x1 << (slice_xicap * 4))))
|
||||
break;
|
||||
yield();
|
||||
}
|
||||
|
||||
if (~titan_readl(CPDSR) & (0x1 << (slice_xicap * 4))) {
|
||||
printk(KERN_ERR "%s: DLL not locked after %u seconds\n",
|
||||
xicap_pdev.name, DLL_TIMEOUT);
|
||||
retval = -ETIME;
|
||||
} else {
|
||||
/* Register platform device */
|
||||
retval = platform_device_register(&xicap_pdev);
|
||||
}
|
||||
|
||||
return retval;
|
||||
}
|
||||
|
||||
device_initcall(xicap_devinit);
|
||||
#endif /* defined(CONFIG_EXCITE_FCAP_GPI) || defined(CONFIG_EXCITE_FCAP_GPI_MODULE) */
|
||||
|
||||
|
||||
|
||||
#if defined(CONFIG_WDT_RM9K_GPI) || defined(CONFIG_WDT_RM9K_GPI_MODULE)
|
||||
static struct resource wdt_rsrc[] = {
|
||||
RINIT(0, 0, WDT_RESOURCE_COUNTER, &excite_ctr_resource),
|
||||
RINIT(0x0084, 0x008f, WDT_RESOURCE_REGS, &excite_titan_resource),
|
||||
RINIT_IRQ(TITAN_IRQ, WDT_RESOURCE_IRQ)
|
||||
};
|
||||
|
||||
static struct platform_device wdt_pdev = {
|
||||
.name = WDT_NAME,
|
||||
.id = -1,
|
||||
.num_resources = ARRAY_SIZE(wdt_rsrc),
|
||||
.resource = wdt_rsrc
|
||||
};
|
||||
|
||||
/*
|
||||
* Create a platform device for the GPI port that receives the
|
||||
* image data from the embedded camera.
|
||||
*/
|
||||
static int __init wdt_devinit(void)
|
||||
{
|
||||
adjust_resources(wdt_rsrc, ARRAY_SIZE(wdt_rsrc));
|
||||
return platform_device_register(&wdt_pdev);
|
||||
}
|
||||
|
||||
device_initcall(wdt_devinit);
|
||||
#endif /* defined(CONFIG_WDT_RM9K_GPI) || defined(CONFIG_WDT_RM9K_GPI_MODULE) */
|
||||
|
||||
|
||||
|
||||
static struct resource excite_nandflash_rsrc[] = {
|
||||
RINIT(0x2000, 0x201f, EXCITE_NANDFLASH_RESOURCE_REGS, &excite_nand_resource)
|
||||
};
|
||||
|
||||
static struct platform_device excite_nandflash_pdev = {
|
||||
.name = "excite_nand",
|
||||
.id = NAND_UNIT,
|
||||
.num_resources = ARRAY_SIZE(excite_nandflash_rsrc),
|
||||
.resource = excite_nandflash_rsrc
|
||||
};
|
||||
|
||||
/*
|
||||
* Create a platform device for the access to the nand-flash
|
||||
* port
|
||||
*/
|
||||
static int __init excite_nandflash_devinit(void)
|
||||
{
|
||||
adjust_resources(excite_nandflash_rsrc, ARRAY_SIZE(excite_nandflash_rsrc));
|
||||
|
||||
/* nothing to be done here */
|
||||
|
||||
/* Register platform device */
|
||||
return platform_device_register(&excite_nandflash_pdev);
|
||||
}
|
||||
|
||||
device_initcall(excite_nandflash_devinit);
|
||||
|
||||
|
||||
|
||||
static struct resource iodev_rsrc[] = {
|
||||
RINIT_IRQ(FPGA1_IRQ, IODEV_RESOURCE_IRQ)
|
||||
};
|
||||
|
||||
static struct platform_device io_pdev = {
|
||||
.name = IODEV_NAME,
|
||||
.id = -1,
|
||||
.num_resources = ARRAY_SIZE(iodev_rsrc),
|
||||
.resource = iodev_rsrc
|
||||
};
|
||||
|
||||
/*
|
||||
* Create a platform device for the external I/O ports.
|
||||
*/
|
||||
static int __init io_devinit(void)
|
||||
{
|
||||
adjust_resources(iodev_rsrc, ARRAY_SIZE(iodev_rsrc));
|
||||
return platform_device_register(&io_pdev);
|
||||
}
|
||||
|
||||
device_initcall(io_devinit);
|
||||
|
||||
|
||||
|
||||
|
||||
#if defined(CONFIG_RM9K_GE) || defined(CONFIG_RM9K_GE_MODULE)
|
||||
static struct resource rm9k_ge_rsrc[] = {
|
||||
RINIT(0x2200, 0x27ff, RM9K_GE_RESOURCE_MAC, &excite_titan_resource),
|
||||
RINIT(0x1800, 0x1fff, RM9K_GE_RESOURCE_MSTAT, &excite_titan_resource),
|
||||
RINIT(0x2000, 0x212f, RM9K_GE_RESOURCE_PKTPROC, &excite_titan_resource),
|
||||
RINIT(0x5140, 0x5227, RM9K_GE_RESOURCE_XDMA, &excite_titan_resource),
|
||||
RINIT(0x4870, 0x489f, RM9K_GE_RESOURCE_FIFO_RX, &excite_titan_resource),
|
||||
RINIT(0x494c, 0x4957, RM9K_GE_RESOURCE_FIFO_TX, &excite_titan_resource),
|
||||
RINIT(0x0000, 0x007f, RM9K_GE_RESOURCE_FIFOMEM_RX, &excite_fifomem_resource),
|
||||
RINIT(0x0080, 0x00ff, RM9K_GE_RESOURCE_FIFOMEM_TX, &excite_fifomem_resource),
|
||||
RINIT(0x0180, 0x019f, RM9K_GE_RESOURCE_PHY, &excite_titan_resource),
|
||||
RINIT(0x0000, 0x03ff, RM9K_GE_RESOURCE_DMADESC_RX, &excite_scram_resource),
|
||||
RINIT(0x0400, 0x07ff, RM9K_GE_RESOURCE_DMADESC_TX, &excite_scram_resource),
|
||||
RINIT(slice_eth, slice_eth, RM9K_GE_RESOURCE_GPI_SLICE, &excite_gpislice_resource),
|
||||
RINIT(0, 0, RM9K_GE_RESOURCE_MDIO_CHANNEL, &excite_mdio_channel_resource),
|
||||
RINIT_IRQ(TITAN_IRQ, RM9K_GE_RESOURCE_IRQ_MAIN),
|
||||
RINIT_IRQ(PHY_IRQ, RM9K_GE_RESOURCE_IRQ_PHY)
|
||||
};
|
||||
|
||||
static struct platform_device rm9k_ge_pdev = {
|
||||
.name = RM9K_GE_NAME,
|
||||
.id = RM9K_GE_UNIT,
|
||||
.num_resources = ARRAY_SIZE(rm9k_ge_rsrc),
|
||||
.resource = rm9k_ge_rsrc
|
||||
};
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* Create a platform device for the Ethernet port.
|
||||
*/
|
||||
static int __init rm9k_ge_devinit(void)
|
||||
{
|
||||
u32 reg;
|
||||
|
||||
adjust_resources(rm9k_ge_rsrc, ARRAY_SIZE(rm9k_ge_rsrc));
|
||||
|
||||
/* Power up the slice and configure it. */
|
||||
reg = titan_readl(CPTC1R);
|
||||
reg &= ~(0x11000 << slice_eth);
|
||||
reg |= 0x100 << slice_eth;
|
||||
titan_writel(reg, CPTC1R);
|
||||
|
||||
/* Take the MAC out of reset, reset the DLLs. */
|
||||
reg = titan_readl(CPRR);
|
||||
reg &= ~(0x00030000 << (slice_eth * 2));
|
||||
reg |= 0x3 << (slice_eth * 2);
|
||||
titan_writel(reg, CPRR);
|
||||
|
||||
return platform_device_register(&rm9k_ge_pdev);
|
||||
}
|
||||
|
||||
device_initcall(rm9k_ge_devinit);
|
||||
#endif /* defined(CONFIG_RM9K_GE) || defined(CONFIG_RM9K_GE_MODULE) */
|
||||
|
||||
|
||||
|
||||
static int __init excite_setup_devs(void)
|
||||
{
|
||||
int res;
|
||||
u32 reg;
|
||||
|
||||
/* Enable xdma and fifo interrupts */
|
||||
reg = titan_readl(0x0050);
|
||||
titan_writel(reg | 0x18000000, 0x0050);
|
||||
|
||||
res = request_resource(&iomem_resource, &excite_titan_resource);
|
||||
if (res)
|
||||
return res;
|
||||
res = request_resource(&iomem_resource, &excite_scram_resource);
|
||||
if (res)
|
||||
return res;
|
||||
res = request_resource(&iomem_resource, &excite_fpga_resource);
|
||||
if (res)
|
||||
return res;
|
||||
res = request_resource(&iomem_resource, &excite_nand_resource);
|
||||
if (res)
|
||||
return res;
|
||||
excite_fpga_resource.flags = excite_fpga_resource.parent->flags &
|
||||
( IORESOURCE_IO | IORESOURCE_MEM
|
||||
| IORESOURCE_IRQ | IORESOURCE_DMA);
|
||||
excite_nand_resource.flags = excite_nand_resource.parent->flags &
|
||||
( IORESOURCE_IO | IORESOURCE_MEM
|
||||
| IORESOURCE_IRQ | IORESOURCE_DMA);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
arch_initcall(excite_setup_devs);
|
||||
|
||||
|
|
@ -1,178 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2005 by Basler Vision Technologies AG
|
||||
* Author: Thomas Koeller <thomas.koeller@baslerweb.com>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include <linux/compiler.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/wait.h>
|
||||
#include <linux/poll.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/miscdevice.h>
|
||||
#include <linux/smp_lock.h>
|
||||
|
||||
#include "excite_iodev.h"
|
||||
|
||||
|
||||
|
||||
static const struct resource *iodev_get_resource(struct platform_device *, const char *, unsigned int);
|
||||
static int __init iodev_probe(struct platform_device *);
|
||||
static int __exit iodev_remove(struct platform_device *);
|
||||
static int iodev_open(struct inode *, struct file *);
|
||||
static int iodev_release(struct inode *, struct file *);
|
||||
static ssize_t iodev_read(struct file *, char __user *, size_t s, loff_t *);
|
||||
static unsigned int iodev_poll(struct file *, struct poll_table_struct *);
|
||||
static irqreturn_t iodev_irqhdl(int, void *);
|
||||
|
||||
|
||||
|
||||
static const char iodev_name[] = "iodev";
|
||||
static unsigned int iodev_irq;
|
||||
static DECLARE_WAIT_QUEUE_HEAD(wq);
|
||||
|
||||
|
||||
|
||||
static const struct file_operations fops =
|
||||
{
|
||||
.owner = THIS_MODULE,
|
||||
.open = iodev_open,
|
||||
.release = iodev_release,
|
||||
.read = iodev_read,
|
||||
.poll = iodev_poll
|
||||
};
|
||||
|
||||
static struct miscdevice miscdev =
|
||||
{
|
||||
.minor = MISC_DYNAMIC_MINOR,
|
||||
.name = iodev_name,
|
||||
.fops = &fops
|
||||
};
|
||||
|
||||
static struct platform_driver iodev_driver = {
|
||||
.driver = {
|
||||
.name = iodev_name,
|
||||
.owner = THIS_MODULE,
|
||||
},
|
||||
.probe = iodev_probe,
|
||||
.remove = __devexit_p(iodev_remove),
|
||||
};
|
||||
|
||||
|
||||
|
||||
static const struct resource *
|
||||
iodev_get_resource(struct platform_device *pdv, const char *name,
|
||||
unsigned int type)
|
||||
{
|
||||
char buf[80];
|
||||
if (snprintf(buf, sizeof buf, "%s_0", name) >= sizeof buf)
|
||||
return NULL;
|
||||
return platform_get_resource_byname(pdv, type, buf);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* No hotplugging on the platform bus - use __init */
|
||||
static int __init iodev_probe(struct platform_device *dev)
|
||||
{
|
||||
const struct resource * const ri =
|
||||
iodev_get_resource(dev, IODEV_RESOURCE_IRQ, IORESOURCE_IRQ);
|
||||
|
||||
if (unlikely(!ri))
|
||||
return -ENXIO;
|
||||
|
||||
iodev_irq = ri->start;
|
||||
return misc_register(&miscdev);
|
||||
}
|
||||
|
||||
|
||||
|
||||
static int __exit iodev_remove(struct platform_device *dev)
|
||||
{
|
||||
return misc_deregister(&miscdev);
|
||||
}
|
||||
|
||||
static int iodev_open(struct inode *i, struct file *f)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED,
|
||||
iodev_name, &miscdev);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int iodev_release(struct inode *i, struct file *f)
|
||||
{
|
||||
free_irq(iodev_irq, &miscdev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
static ssize_t
|
||||
iodev_read(struct file *f, char __user *d, size_t s, loff_t *o)
|
||||
{
|
||||
ssize_t ret;
|
||||
DEFINE_WAIT(w);
|
||||
|
||||
prepare_to_wait(&wq, &w, TASK_INTERRUPTIBLE);
|
||||
if (!signal_pending(current))
|
||||
schedule();
|
||||
ret = signal_pending(current) ? -ERESTARTSYS : 0;
|
||||
finish_wait(&wq, &w);
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
static unsigned int iodev_poll(struct file *f, struct poll_table_struct *p)
|
||||
{
|
||||
poll_wait(f, &wq, p);
|
||||
return POLLOUT | POLLWRNORM;
|
||||
}
|
||||
|
||||
static irqreturn_t iodev_irqhdl(int irq, void *ctxt)
|
||||
{
|
||||
wake_up(&wq);
|
||||
|
||||
return IRQ_HANDLED;
|
||||
}
|
||||
|
||||
static int __init iodev_init_module(void)
|
||||
{
|
||||
return platform_driver_register(&iodev_driver);
|
||||
}
|
||||
|
||||
|
||||
|
||||
static void __exit iodev_cleanup_module(void)
|
||||
{
|
||||
platform_driver_unregister(&iodev_driver);
|
||||
}
|
||||
|
||||
module_init(iodev_init_module);
|
||||
module_exit(iodev_cleanup_module);
|
||||
|
||||
|
||||
|
||||
MODULE_AUTHOR("Thomas Koeller <thomas.koeller@baslerweb.com>");
|
||||
MODULE_DESCRIPTION("Basler eXcite i/o interrupt handler");
|
||||
MODULE_VERSION("0.0");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
|
@ -1,10 +0,0 @@
|
|||
#ifndef __EXCITE_IODEV_H__
|
||||
#define __EXCITE_IODEV_H__
|
||||
|
||||
/* Device name */
|
||||
#define IODEV_NAME "iodev"
|
||||
|
||||
/* Resource names */
|
||||
#define IODEV_RESOURCE_IRQ "excite_iodev_irq"
|
||||
|
||||
#endif /* __EXCITE_IODEV_H__ */
|
||||
|
|
@ -1,122 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) by Basler Vision Technologies AG
|
||||
* Author: Thomas Koeller <thomas.koeller@baslereb.com>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include <linux/errno.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/kernel_stat.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/signal.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/types.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/ioport.h>
|
||||
#include <linux/timex.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/random.h>
|
||||
#include <linux/bitops.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/irq.h>
|
||||
#include <asm/irq_cpu.h>
|
||||
#include <asm/mipsregs.h>
|
||||
#include <asm/system.h>
|
||||
#include <asm/rm9k-ocd.h>
|
||||
|
||||
#include <excite.h>
|
||||
|
||||
extern asmlinkage void excite_handle_int(void);
|
||||
|
||||
/*
|
||||
* Initialize the interrupt handler
|
||||
*/
|
||||
void __init arch_init_irq(void)
|
||||
{
|
||||
mips_cpu_irq_init();
|
||||
rm7k_cpu_irq_init();
|
||||
rm9k_cpu_irq_init();
|
||||
}
|
||||
|
||||
asmlinkage void plat_irq_dispatch(void)
|
||||
{
|
||||
const u32
|
||||
interrupts = read_c0_cause() >> 8,
|
||||
mask = ((read_c0_status() >> 8) & 0x000000ff) |
|
||||
(read_c0_intcontrol() & 0x0000ff00),
|
||||
pending = interrupts & mask;
|
||||
u32 msgintflags, msgintmask, msgint;
|
||||
|
||||
/* process timer interrupt */
|
||||
if (pending & (1 << TIMER_IRQ)) {
|
||||
do_IRQ(TIMER_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process PCI interrupts */
|
||||
#if USB_IRQ < 10
|
||||
msgintflags = ocd_readl(INTP0Status0 + (USB_MSGINT / 0x20 * 0x10));
|
||||
msgintmask = ocd_readl(INTP0Mask0 + (USB_MSGINT / 0x20 * 0x10));
|
||||
msgint = msgintflags & msgintmask & (0x1 << (USB_MSGINT % 0x20));
|
||||
if ((pending & (1 << USB_IRQ)) && msgint) {
|
||||
#else
|
||||
if (pending & (1 << USB_IRQ)) {
|
||||
#endif
|
||||
do_IRQ(USB_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process TITAN interrupts */
|
||||
msgintflags = ocd_readl(INTP0Status0 + (TITAN_MSGINT / 0x20 * 0x10));
|
||||
msgintmask = ocd_readl(INTP0Mask0 + (TITAN_MSGINT / 0x20 * 0x10));
|
||||
msgint = msgintflags & msgintmask & (0x1 << (TITAN_MSGINT % 0x20));
|
||||
if ((pending & (1 << TITAN_IRQ)) && msgint) {
|
||||
ocd_writel(msgint, INTP0Clear0 + (TITAN_MSGINT / 0x20 * 0x10));
|
||||
do_IRQ(TITAN_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process FPGA line #0 interrupts */
|
||||
msgintflags = ocd_readl(INTP0Status0 + (FPGA0_MSGINT / 0x20 * 0x10));
|
||||
msgintmask = ocd_readl(INTP0Mask0 + (FPGA0_MSGINT / 0x20 * 0x10));
|
||||
msgint = msgintflags & msgintmask & (0x1 << (FPGA0_MSGINT % 0x20));
|
||||
if ((pending & (1 << FPGA0_IRQ)) && msgint) {
|
||||
do_IRQ(FPGA0_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process FPGA line #1 interrupts */
|
||||
msgintflags = ocd_readl(INTP0Status0 + (FPGA1_MSGINT / 0x20 * 0x10));
|
||||
msgintmask = ocd_readl(INTP0Mask0 + (FPGA1_MSGINT / 0x20 * 0x10));
|
||||
msgint = msgintflags & msgintmask & (0x1 << (FPGA1_MSGINT % 0x20));
|
||||
if ((pending & (1 << FPGA1_IRQ)) && msgint) {
|
||||
do_IRQ(FPGA1_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process PHY interrupts */
|
||||
msgintflags = ocd_readl(INTP0Status0 + (PHY_MSGINT / 0x20 * 0x10));
|
||||
msgintmask = ocd_readl(INTP0Mask0 + (PHY_MSGINT / 0x20 * 0x10));
|
||||
msgint = msgintflags & msgintmask & (0x1 << (PHY_MSGINT % 0x20));
|
||||
if ((pending & (1 << PHY_IRQ)) && msgint) {
|
||||
do_IRQ(PHY_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
/* Process spurious interrupts */
|
||||
spurious_interrupt();
|
||||
}
|
||||
|
|
@ -1,92 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2004, 2005 by Basler Vision Technologies AG
|
||||
* Author: Thomas Koeller <thomas.koeller@baslerweb.com>
|
||||
*
|
||||
* Procfs support for Basler eXcite
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
#include <linux/module.h>
|
||||
#include <linux/proc_fs.h>
|
||||
#include <linux/seq_file.h>
|
||||
#include <linux/stat.h>
|
||||
#include <asm/page.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/system.h>
|
||||
#include <asm/rm9k-ocd.h>
|
||||
|
||||
#include <excite.h>
|
||||
|
||||
static int excite_unit_id_proc_show(struct seq_file *m, void *v)
|
||||
{
|
||||
seq_printf(m, "%06x", unit_id);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int excite_unit_id_proc_open(struct inode *inode, struct file *file)
|
||||
{
|
||||
return single_open(file, excite_unit_id_proc_show, NULL);
|
||||
}
|
||||
|
||||
static const struct file_operations excite_unit_id_proc_fops = {
|
||||
.owner = THIS_MODULE,
|
||||
.open = excite_unit_id_proc_open,
|
||||
.read = seq_read,
|
||||
.llseek = seq_lseek,
|
||||
.release = single_release,
|
||||
};
|
||||
|
||||
static int
|
||||
excite_bootrom_read(char *page, char **start, off_t off, int count,
|
||||
int *eof, void *data)
|
||||
{
|
||||
void __iomem * src;
|
||||
|
||||
if (off >= EXCITE_SIZE_BOOTROM) {
|
||||
*eof = 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
if ((off + count) > EXCITE_SIZE_BOOTROM)
|
||||
count = EXCITE_SIZE_BOOTROM - off;
|
||||
|
||||
src = ioremap(EXCITE_PHYS_BOOTROM + off, count);
|
||||
if (src) {
|
||||
memcpy_fromio(page, src, count);
|
||||
iounmap(src);
|
||||
*start = page;
|
||||
} else {
|
||||
count = -ENOMEM;
|
||||
}
|
||||
|
||||
return count;
|
||||
}
|
||||
|
||||
void excite_procfs_init(void)
|
||||
{
|
||||
/* Create & populate /proc/excite */
|
||||
struct proc_dir_entry * const pdir = proc_mkdir("excite", NULL);
|
||||
if (pdir) {
|
||||
struct proc_dir_entry * e;
|
||||
|
||||
e = proc_create("unit_id", S_IRUGO, pdir,
|
||||
&excite_unit_id_proc_fops);
|
||||
if (e) e->size = 6;
|
||||
|
||||
e = create_proc_read_entry("bootrom", S_IRUGO, pdir,
|
||||
excite_bootrom_read, NULL);
|
||||
if (e) e->size = EXCITE_SIZE_BOOTROM;
|
||||
}
|
||||
}
|
||||
|
|
@ -1,144 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2004, 2005 by Thomas Koeller (thomas.koeller@baslerweb.com)
|
||||
* Based on the PMC-Sierra Yosemite board support by Ralf Baechle and
|
||||
* Manish Lachwani.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/mm.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/smp.h>
|
||||
#include <linux/module.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/pgtable.h>
|
||||
#include <asm/processor.h>
|
||||
#include <asm/reboot.h>
|
||||
#include <asm/system.h>
|
||||
#include <asm/bootinfo.h>
|
||||
#include <asm/string.h>
|
||||
|
||||
#include <excite.h>
|
||||
|
||||
/* This struct is used by Redboot to pass arguments to the kernel */
|
||||
typedef struct
|
||||
{
|
||||
char *name;
|
||||
char *val;
|
||||
} t_env_var;
|
||||
|
||||
struct parmblock {
|
||||
t_env_var memsize;
|
||||
t_env_var modetty0;
|
||||
t_env_var ethaddr;
|
||||
t_env_var env_end;
|
||||
char *argv[2];
|
||||
char text[0];
|
||||
};
|
||||
|
||||
static unsigned int prom_argc;
|
||||
static const char ** prom_argv;
|
||||
static const t_env_var * prom_env;
|
||||
|
||||
static void prom_halt(void) __attribute__((noreturn));
|
||||
static void prom_exit(void) __attribute__((noreturn));
|
||||
|
||||
|
||||
|
||||
const char *get_system_type(void)
|
||||
{
|
||||
return "Basler eXcite";
|
||||
}
|
||||
|
||||
/*
|
||||
* Halt the system
|
||||
*/
|
||||
static void prom_halt(void)
|
||||
{
|
||||
printk(KERN_NOTICE "\n** System halted.\n");
|
||||
while (1)
|
||||
asm volatile (
|
||||
"\t.set\tmips3\n"
|
||||
"\twait\n"
|
||||
"\t.set\tmips0\n"
|
||||
);
|
||||
}
|
||||
|
||||
/*
|
||||
* Reset the CPU and re-enter Redboot
|
||||
*/
|
||||
static void prom_exit(void)
|
||||
{
|
||||
unsigned int i;
|
||||
volatile unsigned char * const flg =
|
||||
(volatile unsigned char *) (EXCITE_ADDR_FPGA + EXCITE_FPGA_DPR);
|
||||
|
||||
/* Clear the watchdog reset flag, set the reboot flag */
|
||||
*flg &= ~0x01;
|
||||
*flg |= 0x80;
|
||||
|
||||
for (i = 0; i < 10; i++) {
|
||||
*(volatile unsigned char *) (EXCITE_ADDR_FPGA + EXCITE_FPGA_SYSCTL) = 0x02;
|
||||
iob();
|
||||
mdelay(1000);
|
||||
}
|
||||
|
||||
printk(KERN_NOTICE "Reset failed\n");
|
||||
prom_halt();
|
||||
}
|
||||
|
||||
static const char __init *prom_getenv(char *name)
|
||||
{
|
||||
const t_env_var * p;
|
||||
for (p = prom_env; p->name != NULL; p++)
|
||||
if(strcmp(name, p->name) == 0)
|
||||
break;
|
||||
return p->val;
|
||||
}
|
||||
|
||||
/*
|
||||
* Init routine which accepts the variables from Redboot
|
||||
*/
|
||||
void __init prom_init(void)
|
||||
{
|
||||
const struct parmblock * const pb = (struct parmblock *) fw_arg2;
|
||||
|
||||
prom_argc = fw_arg0;
|
||||
prom_argv = (const char **) fw_arg1;
|
||||
prom_env = &pb->memsize;
|
||||
|
||||
/* Callbacks for halt, restart */
|
||||
_machine_restart = (void (*)(char *)) prom_exit;
|
||||
_machine_halt = prom_halt;
|
||||
|
||||
#ifdef CONFIG_32BIT
|
||||
/* copy command line */
|
||||
strcpy(arcs_cmdline, prom_argv[1]);
|
||||
memsize = simple_strtol(prom_getenv("memsize"), NULL, 16);
|
||||
strcpy(modetty, prom_getenv("modetty0"));
|
||||
#endif /* CONFIG_32BIT */
|
||||
|
||||
#ifdef CONFIG_64BIT
|
||||
# error 64 bit support not implemented
|
||||
#endif /* CONFIG_64BIT */
|
||||
}
|
||||
|
||||
/* This is called from free_initmem(), so we need to provide it */
|
||||
void __init prom_free_prom_memory(void)
|
||||
{
|
||||
/* Nothing to do */
|
||||
}
|
||||
302
302