git.gag.com Git - fw/altos/commit

]> git.gag.com Git - fw/altos/commit

author	Keith Packard <keithp@keithp.com>
	Thu, 25 Oct 2012 05:46:55 +0000 (22:46 -0700)
committer	Keith Packard <keithp@keithp.com>
	Thu, 25 Oct 2012 07:07:14 +0000 (00:07 -0700)
commit	4b13d3c659240e5a8347b1ba7ab0bf1d8355eba3
tree	ef3e1a8e37d8ba3c362f1fdf43e5e9bd09157af9	tree \| snapshot
parent	e80fa6de4ccc5c4851eab9fb941f9282d2e3eb16	commit \| diff

altos: Add stack-guard code. Uses STM MPU to trap stack overflow.

This marks the lowest portion of the stack as inaccessible to the CPU,
causing the processor to fault when it reaches it. The fault then
generates a panic message so that the user can know what happened.

Signed-off-by: Keith Packard <keithp@keithp.com>

src/core/ao.h		diff \| blob \| history
src/core/ao_task.c		diff \| blob \| history
src/megametrum-v0.1/Makefile		diff \| blob \| history
src/megametrum-v0.1/ao_megametrum.c		diff \| blob \| history
src/stm-bringup/Makefile		diff \| blob \| history
src/stm-bringup/ao.h	[new file with mode: 0644]	blob
src/stm/ao_interrupt.c		diff \| blob \| history
src/stm/ao_mpu.h	[new file with mode: 0644]	blob
src/stm/ao_mpu_stm.c	[new file with mode: 0644]	blob
src/stm/registers.ld		diff \| blob \| history
src/stm/stm32l.h		diff \| blob \| history

AltOS - the operating system for Altus Metrum products

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