changelog

Intel XScale PXA255 引导Linux的Redboot 版bootloader源代码！

2001-04-10  Mark Salter  <[e-mail]>

	* include/hal_platform_setup.h: Turn on multi-bit RAM error reporting.

2001-04-04  Mark Salter  <[e-mail]>

	* cdl/hal_arm_iq80310.cdl (HAL_REDBOOT_VERSION): New version string.

2001-03-14  Mark Salter  <[e-mail]>

	* src/diag/xscale_test.c: Use time_delay function instead of delay loops.

	* src/diag/iq80310.h: Updated with latest changes from Cyclone.

	* src/diag/external_timer.c (time_delay): New function.

	* src/iq80310_misc.c (iq80310_program_new_stack): Rewrite in asm to
	ensure correct behavior when manipulating stack pointer.

2001-02-07  Mark Salter  <[e-mail]>

	* src/diag/external_timer.c (counter_test): Fix printf format string to
	work with stripped down RedBoot printf.

2001-02-06  Mark Salter  <[e-mail]>

	* src/diag/external_timer.c: Merged in Cyclone updates.
	* src/diag/interrupts.c: Ditto.
	* src/diag/memtest.c: Ditto.
	* src/diag/xscale_test.c: Ditto.

2001-02-02  Mark Salter  <[e-mail]>

	* src/diag/xscale_test.c (seven_segment_display): Use volatile for delay
	loop variable to avoid optimizing it away.

	* src/diag/flash.c (flash_buffer): Change huge array (.bss) to a pointer
	to scratchpad RAM above RedBoot.

	* src/iq80310_misc.c (hal_hardware_init): Don't enable FIQ (for now).
	(cyg_hal_plf_is_stopped_by_hardware): Check for stopped by BKPT insn.

	* misc/redboot_ROM.cfg (CYGNUM_IO_ETH_DRIVERS_NUM_PKT): Set value to 2.
	* misc/redboot_ROMA.cfg: Ditto.
	* misc/redboot_RAM.cfg: Ditto.
	* misc/redboot_RAMA.cfg: Ditto.

2001-01-29  Mark Salter  <[e-mail]>

	* src/iq80310_pci.c (__pci_abort_handler): Use naked attribute for
	use as abort handler.

	* src/iq80310_misc.c (_scrub_ecc): New function.
	(hal_IRQ_handler): Fix switched sensing of FIQ/IRQ.
	(hal_hardware_init): Install handlers for NMI FIQs. Fix	switched
	installation of FIQ/IRQ ISRs.

	* include/hal_iq80310.h (RFR_INIT_VAL): Double refresh interval.
	Add more register definitions.

	* include/hal_platform_setup.h: Add support for baterry test.
	Enable Yavapai single-bit error correction.

	* src/diag/*: Integrate latest Cyclone code. Add RHEPL to contributed
	files.

2001-01-11  Mark Salter  <[e-mail]>

	* include/hal_platform_setup.h: Remove hardcoded position dependencies
	in page table setup.
	
	* cdl/hal_arm_iq80310.cdl (CYGSEM_HAL_ARM_IQ80310_ARMBOOT): New
	bool option. If true, modifies ROM startup so that we coexist with
	ARM bootloader.

	* include/pkgconf/mlt_arm_iq80310_roma.mlt: New file. ROM statrup
	with modified start address to coexist with ARM bootloader.
	* include/pkgconf/mlt_arm_iq80310_roma.h: Regenerated.
	* include/pkgconf/mlt_arm_iq80310_roma.ldi: Regenerated.

	* misc/redboot_ROMA.cfg: RedBoot configuration for ROM startup by
	ARM booloader in FLASH boot sector.
	* misc/redboot_RAMA.cfg: RedBoot configuration for RAM startup with
	ARM booloader in FLASH boot sector.

2001-01-08  Mark Salter  <[e-mail]>

	* src/diag/diag.c (do_hdwr_diag): Turn off debug channel interrupt
	and reset PCI bus before calling Cyclone diag code.

	* src/diag/xscale_test.c (hdwr_diag): Uncomment call to
	sys_pci_device_init.

2001-01-05  Mark Salter  <[e-mail]>

	* cdl/hal_arm_iq80310.cdl: Add compile of Cyclone diag code.
	* src/diag: New directory with IQ80310 hw diag code from Cyclone.

2000-12-14  Mark Salter  <[e-mail]>

	* src/iq80310_pci.c (cyg_hal_plf_pci_init): Play nice with PC BIOS
	trying to configure secondary bus the same time we are.
	(cyg_hal_plf_pci_init): Release PCI RETRY signal.

	* include/plf_io.h (HAL_PCI_TRANSLATE_INTERRUPT): Remove dependence
	on fixed secondary bus number.

	* include/hal_platform_setup.h: Extend reset delay.

2000-11-27  Mark Salter  <[e-mail]>

	* src/iq80310_misc.c (iq80310_program_new_stack): New function to
	setup appropriate stack before calling an applpication under RedBoot.

	* cdl/hal_arm_iq80310.cdl: Add define for HAL_ARCH_PROGRAM_NEW_STACK.

2000-11-22  Mark Salter  <[e-mail]>

	* src/hal_diag.c: Support 57600 baud.
	* cdl/hal_arm_iq80310.cdl: Accept 57600 as legal baudrate.

	* misc/redboot_RAM.cfg: Set CYGBLD_REDBOOT_MIN_IMAGE_SIZE to 0x40000.
	* misc/redboot_ROM.cfg: Ditto.

2000-11-19  Mark Salter  <[e-mail]>

	* src/iq80310_misc.c (hal_clock_read): Fix timer bit juggling.

2000-11-19  Gary Thomas  <[e-mail]>

	* cdl/hal_arm_iq80310.cdl: Define CYGBLD_HAL_PLATFORM_IO_H.

2000-11-16  Mark Salter  <[e-mail]>

	* src/iq80310_misc.c: Add support for external timer as RTC.
	(nirq_ISR): Correct dispatch for X3 interrupts.

	* include/hal_platform_ints.h (CYGNUM_HAL_INTERRUPT_RTC): Use ext timer.
	(HAL_DELAY_US): Define.

	* cdl/hal_arm_iq80310.cdl: Correct CYGNUM_HAL_RTC_PERIOD.

2000-11-06  Mark Salter  <[e-mail]>

	* misc/redboot_RAM.cfg: Turn on CYGSEM_REDBOOT_BSP_SYSCALLS.
	* misc/redboot_ROM.cfg: Ditto.

2000-11-04  Mark Salter  <[e-mail]>

	* misc/redboot_RAM.cfg: Add in PCI and ethernet.
	* misc/redboot_ROM.cfg: Ditto.

	* include/plf_io.h: Fleshed out PCI support.

	* cdl/hal_arm_iq80310.cdl: Add iq80310_pci.C for compile.
	Change default baud to 115200.

	* src/iq80310_pci.c: New file. HAL pci support.

	* include/plf_stub.h: Reworked HW watchpoint/breakpoint support.

	* src/iq80310_misc.c (hal_hardware_init): Remove DSU setup.
	(cyg_hal_plf_hw_watchpoint): Support one range instead of two
	single byte locations.
	(cyg_hal_plf_is_stopped_by_hardware): Rework interface to return
	reason for hardware stop and data address.

	* include/hal_platform_setup.h (PLATFORM_SETUP1): Clear DSU state.

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