From 7ae9154846f6e268c4fbc0c237c1b2c6301da2ce Mon Sep 17 00:00:00 2001 From: Roman D Date: Thu, 10 Jan 2013 12:31:45 +0400 Subject: flash: EFM32 flash implementation Limited (no page unprotect, no block writes) implementation of EFM32 flash support. Verified with EFM32 development kit and STLink V2 adapter using SWD. Change-Id: I3db2054d9aa628a1fe4814430425db3c9959c71c Signed-off-by: Roman D Reviewed-on: http://openocd.zylin.com/1106 Tested-by: jenkins Reviewed-by: Spencer Oliver --- doc/openocd.texi | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) (limited to 'doc') diff --git a/doc/openocd.texi b/doc/openocd.texi index 5a8648b1..74aa02f4 100644 --- a/doc/openocd.texi +++ b/doc/openocd.texi @@ -155,13 +155,13 @@ OpenOCD internally. @xref{Debug Adapter Hardware}. @b{GDB Debug:} It allows ARM7 (ARM7TDMI and ARM720t), ARM9 (ARM920T, ARM922T, ARM926EJ--S, ARM966E--S), XScale (PXA25x, IXP42x) and -Cortex-M3 (Stellaris LM3 and ST STM32) based cores to be +Cortex-M3 (Stellaris LM3, ST STM32 and Energy Micro EFM32) based cores to be debugged via the GDB protocol. @b{Flash Programing:} Flash writing is supported for external CFI compatible NOR flashes (Intel and AMD/Spansion command set) and several -internal flashes (LPC1700, LPC2000, AT91SAM7, AT91SAM3U, STR7x, STR9x, LM3, and -STM32x). Preliminary support for various NAND flash controllers +internal flashes (LPC1700, LPC2000, AT91SAM7, AT91SAM3U, STR7x, STR9x, LM3, +STM32x and EFM32). Preliminary support for various NAND flash controllers (LPC3180, Orion, S3C24xx, more) controller is included. @section OpenOCD Web Site @@ -4980,6 +4980,18 @@ The AVR 8-bit microcontrollers from Atmel integrate flash memory. @comment - defines mass_erase ... pointless given flash_erase_address @end deffn +@deffn {Flash Driver} efm32 +All members of the EFM32 microcontroller family from Energy Micro include +internal flash and use ARM Cortex M3 cores. The driver automatically recognizes +a number of these chips using the chip identification register, and +autoconfigures itself. +@example +flash bank $_FLASHNAME efm32 0 0 0 0 $_TARGETNAME +@end example +@emph{The current implementation is incomplete. Unprotecting flash pages is not +supported.} +@end deffn + @deffn {Flash Driver} lpc2000 Most members of the LPC1700 and LPC2000 microcontroller families from NXP include internal flash and use Cortex-M3 (LPC1700) or ARM7TDMI (LPC2000) cores. -- cgit v1.2.3-18-g5258