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2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>

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PR 1385/cpukit
	* shared/irq/irq_asm.S: When the type rtems_boolean was switched to the
	C99 bool, the size changed from 4 bytes to 1 byte. The interrupt
	dispatching code accesses two boolean variables for scheduling
	purposes and the assembly implementations of this code did not get
	updated.
This commit is contained in:
Joel Sherrill
2009-03-12 14:33:05 +00:00
parent 01d1ae3610
commit b321b10e3d
2 changed files with 12 additions and 3 deletions
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9
c/src/lib/libbsp/i386/ChangeLog
View File

@@ -1,3 +1,12 @@
2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>
PR 1385/cpukit
* shared/irq/irq_asm.S: When the type rtems_boolean was switched to the
C99 bool, the size changed from 4 bytes to 1 byte. The interrupt
dispatching code accesses two boolean variables for scheduling
purposes and the assembly implementations of this code did not get
updated.
2009-02-19 Joel Sherrill <joel.sherrill@oarcorp.com>
* shared/irq/irq.c, shared/irq/irq.h, shared/irq/irq_asm.S: Add shared

6
c/src/lib/libbsp/i386/shared/irq/irq_asm.S
View File

@@ -139,17 +139,17 @@ nested:
/* Is dispatch disabled */
jne .exit /* Yes, then exit */
cmpl $0, SYM (_Context_Switch_necessary)
cmpb $0, SYM (_Context_Switch_necessary)
/* Is task switch necessary? */
jne .schedule /* Yes, then call the scheduler */
cmpl $0, SYM (_ISR_Signals_to_thread_executing)
cmpb $0, SYM (_ISR_Signals_to_thread_executing)
/* signals sent to Run_thread */
/* while in interrupt handler? */
je .exit /* No, exit */
.bframe:
movl $0, SYM (_ISR_Signals_to_thread_executing)
movb $0, SYM (_ISR_Signals_to_thread_executing)
/*
* This code is the less critical path. In order to have a single
* Thread Context, we take the same frame than the one pushed on