NEWS updates

Summarize most ARM11 and Cortex-A8 updates as "acting much more
like other ARMs", and mention code sharing.

Clarify a few other points, including support for "reset-assert"
on all ARMs except Cortex-M (which doesn't exactly need it).

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
__archive__
David Brownell 2010-01-22 22:49:42 -08:00
parent b7fa16eeac
commit 82c3c47825
1 changed files with 15 additions and 11 deletions

26
NEWS
View File

@ -13,25 +13,29 @@ Target Layer:
General General
- new "reset-assert" event, for systems without SRST - new "reset-assert" event, for systems without SRST
ARM ARM
- supports "reset-assert" event (except on Cortex-M3)
- renamed "armv4_5" command prefix as "arm" - renamed "armv4_5" command prefix as "arm"
- recognize TrustZone "Secure Monitor" mode - recognize TrustZone "Secure Monitor" mode
- "arm regs" command output changed - "arm regs" command output changed
- register names use "sp" not "r13" - register names use "sp" not "r13"
- add top-level "mcr" and "mrc" commands, replacing - add top-level "mcr" and "mrc" commands, replacing
various core-specific operations various core-specific operations
- basic semihosting support - basic semihosting support (ARM7/ARM9 only, for now)
ARM11 ARM11
- Preliminary ETM and ETB hookup - Should act much more like other ARM cores:
- accelerated "flash erase_check" * Preliminary ETM and ETB hookup
- accelerated GDB memory checksum * accelerated "flash erase_check"
- support "arm regs" command * accelerated GDB memory checksum
- can access all core modes and registers * support "arm regs" command
- watchpoint support * can access all core modes and registers
* watchpoint support
- Shares some core debug code with Cortex-A8
Cortex-A8 Cortex-A8
- support "arm regs" command - Should act much more like other ARM cores:
- can access all core modes and registers * support "arm regs" command
- supports "reset-assert" event (used on OMAP3530) * can access all core modes and registers
- watchpoint support * watchpoint support
- Shares some core debug code with ARM11
Cortex-M3 Cortex-M3
- Exposed DWT registers like cycle counter - Exposed DWT registers like cycle counter
- vector_catch settings not clobbered by resets - vector_catch settings not clobbered by resets