Граф коммитов

254 Коммитов

Автор SHA1 Сообщение Дата
Jesper Nilsson 08cfeacb6b CRIS: Add configuration possibility for using kmalloc for modules.
Using kmalloc instead of vmalloc solves the stability problems
experienced by some 100 LX products.
2008-02-08 11:06:36 +01:00
Jesper Nilsson b4945a90d0 CRIS: Remove CONFIG_NO_IOMEM from default configs. 2008-02-08 11:06:36 +01:00
Jesper Nilsson baa69b121a CRIS v32: Fix startup oops and replace hardcoded pagesize in vmlinux.lds.S
- Move alignment of init data to page size outside define CONFIG_BLK_DEV_INITRD
  This avoids oops due to memory on the same page as init data being freed.
- Change hardcoded page size to use macro from asm/page.h
- Add reserved memory via CONFIG_ETRAX_VMEM_SIZE.
- Use available defines for TEXT_TEXT and INITCALLS.
- Cleanup whitespace.
2008-02-08 11:06:36 +01:00
Jesper Nilsson 52d82ef12a CRIS v32: Avoid work when switching between tasks with shared memory descriptors in mm/tlb.c
There is no need to do all this work if they share memory descriptors.
Also, fix some minor whitespace and long lines.
2008-02-08 11:06:36 +01:00
Jesper Nilsson 3d44305abe CRIS v32: Add workaround for MMU hardware bug for ETRAX FS in mm/mmu.S 2008-02-08 11:06:36 +01:00
Jesper Nilsson 108ecfbc31 CRIS v32: Fix bug in internal memory allocator mm/intmem.c
- Fix bug where allocated memory didn't account for alignment.
- Add support for ARTPEC-3
- Add module_init for crisv32_intmem_init.
2008-02-08 11:06:36 +01:00
Jesper Nilsson 0836c6d26f CRIS v32: Change name of simulator config to CONFIG_ETRAX_VCS_SIM in mm/init.c
- Remove unneded code for ETRAX FS and ARTPEC-3
2008-02-08 11:06:36 +01:00
Jesper Nilsson ea0af95b1c CRIS v32: Change lib/spinlock.S to use byte operations instead of dwords. 2008-02-08 11:06:36 +01:00
Jesper Nilsson ea402db97f CRIS v32: Move hw_settings.S to machine specific directories for ETRAX FS and ARTPEC-3 2008-02-08 11:06:35 +01:00
Jesper Nilsson 41f9412b20 CRIS v32: Update lib/checksum.S and lib/checksumcopy.S
- Slight tweaks, use $acr + addoq to propagate carry across the loop boundary.
- Better use of latency cycles.
- Remove duplicate folding of carry, it is not needed.
2008-02-08 11:06:35 +01:00
Jesper Nilsson 7674464cb3 CRIS v32: Add lib/delay to build. 2008-02-08 11:06:35 +01:00
Jesper Nilsson 48c87a4483 CRIS v32: Add precise delay loops for ETRAX FS and ARTPEC-3.
Implements cris_delay10ns.
2008-02-08 11:06:35 +01:00
Jesper Nilsson a474de0a02 CRIS v32: Update vcs_hook.c for ETRAX FS.
- Clean up some formatting and whitespace.
2008-02-08 11:06:35 +01:00
Jesper Nilsson 09160d7cc3 CRIS v32: Move vcs_hook to machine specific directory.
These files are different for ETRAX FS and ARTPEC-3.
2008-02-08 11:06:35 +01:00
Jesper Nilsson 538380da1a CRIS v32: Update kernel/smp.c for CRIS v32.
- Change include paths to machine specific headers (asm/arch/hwregs -> hwregs)
- Add cpu_possible_map as cpumask_t and export it.
- Drop struct pt_regs parameter from crisv32_ipi_interrupt.
- timer -> timer0
2008-02-08 11:06:35 +01:00
Jesper Nilsson 574852a2a5 CRIS v32: Update signal handling in kernel/signal.c
- do_signal now returns void, and does not have the previous signal set
  as a parameter.
- Remove sys_rt_sigsuspend, we can use the common one instead.
- Change sys_sigsuspend to be more like x86, don't call do_signal here.
- handle_signal, setup_frame and setup_rt_frame now return -EFAULT
  if we've delivered a segfault, which is used by callers to perform
  necessary cleanup.
- Break long lines, correct whitespace and formatting errors.
2008-02-08 11:06:35 +01:00
Jesper Nilsson 14e61bebb4 CRIS v32: Update boot/rescue/rescue.ld
- Update to work for ETRAX FS and ARTPEC-3
2008-02-08 11:06:35 +01:00
Jesper Nilsson 45a4127c10 CRIS v10: Update drivers/gpio.c, fix locking and general improvements.
- Change all spin_lock/local_irq_save to spin_lock_irqsave.
- Change multiple returns in functions where we have a lock to goto out.
- Correct number of arguments to gpio_poll_timer_interrupt, gpio_pa_interrupt.
- Break out gpio_write logic to smaller functions to make it readable.
- In setget_input and setget_output, avoid extra if-indent level.
- Change name LED_* -> CRIS_LED_* to avoid name clash.
- Don't use braces around single statement ifs.
- Fix whitespace errors.
- Remove useless CVS id and log.
2008-02-08 11:06:34 +01:00
Jesper Nilsson f2bbc96a40 CRIS v32: Change names of config variable and register field for data available.
- CONFIG_ETRAXFS_SIM -> CONFIG_ETRAX_VCS_SIM
- ser_intr_mask.data_avail -> ser_intr_mask.dav
2008-02-08 11:06:34 +01:00
Jesper Nilsson f64dd2191d CRIS v32: Change debug and formatting in kernel/fasttimer.c
- Don't use SANITYCHECK(x) as a macro, test FAST_TIMER_SANITY_CHECKS with
  ifdef. This makes it possible for automatic indent etc to work.
- Correct some whitespace errors.
- Don't initialize static variable.
2008-02-08 11:06:34 +01:00
Jesper Nilsson 43e6bd6aa8 CRIS v32: Update kernel/crisksyms.c
- Include pinmux.h from machine specific directory.
- Add some more symbols: crisv32_pinmux_alloc, crisv32_pinmux_dealloc_fixed,
  crisv32_io_get_name and crisv32_io_get
2008-02-08 11:06:34 +01:00
Jesper Nilsson cbca663488 CRIS v32: Remove config ifdef around init function for drivers/sync_serial.c
The init function should be defined always.
2008-02-08 11:06:34 +01:00
Jesper Nilsson 5adb5c873f CRIS v32: Remove drivers/gpio.c, now exists as machine specific file. 2008-02-08 11:06:34 +01:00
Jesper Nilsson 7edf744053 CRIS v32: Update driver for RTC chip pcf8563.
- Moved all calls to register_chrdev to a function called by module_init.
- Added mutex locking.
- Added better error handling at start up.
- Added BIN_TO_BCD of the month value before it is saved to the RTC.
- Corrected the month value returned by pcf8563_readreg.
- Cache the voltage low value at driver init so the battery status
  information does not get 'accidentally' cleared when setting the RTC time.
- Removed obsolete CONFIG_ETRAX_RTC_READONLY
- Voltage low ioctl():s RTC_VLOW_RD -> RTC_VL_READ, RTC_VLOW_SET -> RTC_VL_CLR
2008-02-08 11:06:34 +01:00
Jesper Nilsson d8ac17a0ee CRIS v32: Remove drivers/nandflash.h, now exists as machine specific file. 2008-02-08 11:06:34 +01:00
Jesper Nilsson 2c30da7175 CRIS v32: ETRAX FS Change name of LED macros in drivers/mach-fs/gpio.c to avoid collision. 2008-02-08 11:06:33 +01:00
Jesper Nilsson cacc0cc83f CRIS v32: Change name of LED macros in drivers/mach-a3/gpio.c to avoid collision. 2008-02-08 11:06:33 +01:00
Jesper Nilsson 935a847b98 CRIS v32: Change include path for hwregs in drivers/iop_fw_load.c
Also, remove useless CVS id tag.
2008-02-08 11:06:33 +01:00
Jesper Nilsson 635c45c195 CRIS v32: Rewrite of stream co-processor driver for ETRAX FS and ARTPEC-3
- Workaround for cachebug (Guinness TR 106).
- Add ARTPEC-3 support.
2008-02-08 11:06:33 +01:00
Jesper Nilsson a77dba6a4d CRIS v32: Replace build flags in boot/rescue/Makefile
- Change AFLAGS to asflags-y, LDFLAGS to ldflags-y and EXTRA_CFLAGS
  to ccflags-y. We only need the flags in this Makefile.
2008-02-08 11:06:33 +01:00
Jesper Nilsson 111e3b1aba CRIS v32: Replace build flags in boot/compressed/Makefile
- Change AFLAGS to asflags-y, LDFLAGS to ldflags-y and KBUILD_CFLAGS
  to ccflags-y. We only need the flags in this Makefile.
2008-02-08 11:06:33 +01:00
Jesper Nilsson 8f2972529f CRIS v10: Change name of low voltage read and set macros. 2008-02-08 11:06:33 +01:00
Jesper Nilsson a9d13fad8c CRIS v32: Remove useless CVS id tag from boot/compressed/README 2008-02-08 11:06:33 +01:00
Jesper Nilsson 9bf79539ed CRIS v10: Remove duplicated folding of carry from lib/checksum.S, it is not needed.
Also, remove useless CVS id tag.
2008-02-08 11:06:32 +01:00
Jesper Nilsson ab59284eae CRIS v10: Remove duplicated folding of carry from lib/checksumcopy.S, it is not needed.
Also, remove useless CVS id tag.
2008-02-08 11:06:32 +01:00
Jesper Nilsson 2afab729f5 CRIS v10: Clear TIF_SYSCALL_TRACE flag in ptrace_disable in kernel/ptrace.c 2008-02-08 11:06:32 +01:00
Jesper Nilsson b1220e2e7f CRIS v10: Update kernel/io_interface_mux.c
Fixed a bug where two interfaces using pins in the same pin group could
not be allocated at the same time even if there where no pin collisions.

Change all restore and returns into goto exit pattern.

Also, remove useless CVS id and correct chapter reference for ETRAX100LX
Designer's Reference in comment.
2008-02-08 11:06:32 +01:00
Jesper Nilsson 5f526d1467 CRIS v10: Setup serial port 2 to avoid accidental TXD pulse on startup.
If serial port 2 is used, select it in R_GEN_CONFIG.
If serial port 2 is used, setup the control registers for the port.
This is done to avoid a pulse on the TXD line during start up,
which could disturb some units.

Also, remove useless CVS id and log.
2008-02-08 11:06:31 +01:00
Jesper Nilsson c974a9e5a3 CRIS v10: Add synchronous serial port driver for CRIS v10. 2008-02-08 11:06:31 +01:00
Jesper Nilsson 4f073eff3f CRIS v10: Don't call get_mmu_context when switching between tasks with shared memory descriptors
Also, cleanup formatting and fix whitespace errors.
2008-02-08 11:06:31 +01:00
Jesper Nilsson 40316c1fad CRIS v10: Fix bug where error returns didn't restore irqs in mm/fault.c
Don't return when we're inside local_irq_disable(), use goto exit instead.
Also, cleanup some whitespace errors.
2008-02-08 11:06:31 +01:00
Jesper Nilsson 5712e4dfc6 CRIS v10: Remove useless CVS id tag from lib/old_checksum.c 2008-02-08 11:06:31 +01:00
Jesper Nilsson f12bb5c04a CRIS v10: Remove useless CVS id and log from lib/dram_init.S 2008-02-08 11:06:31 +01:00
Jesper Nilsson da4d091348 CRIS v10: Remove useless CVS id from kernel/shadows.c 2008-02-08 11:06:31 +01:00
Jesper Nilsson b2d0814258 CRIS v10: Reformat drivers/makefile using tabs. 2008-02-08 11:06:31 +01:00
Jesper Nilsson c3d6ddddb0 CRIS: Move common Kconfig variable ETRAX_RTC to arch independet Kconfig. 2008-02-08 11:06:30 +01:00
Jesper Nilsson 5062969d77 CRIS: Remove NO_IOMEM config, we have IO memory. 2008-02-08 11:06:30 +01:00
Jesper Nilsson 10f9f9c857 CRIS v10: Remove CVS id from kernel/process.c 2008-02-08 11:06:30 +01:00
Jesper Nilsson c8acccc959 CRIS v10: Remove CVS log and id from kernel/kgdb.c 2008-02-08 11:06:30 +01:00
Jesper Nilsson 8d67bca55c CRIS v10: Cleanup kernel/irq.c
- Remove useless CVS id tag.
- Remove no longer needed extern declarations for kgdb.
2008-02-08 11:06:30 +01:00