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2000-12-19 Joel Sherrill <joel@OARcorp.com>

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* cpu.c: Do not read or write raw interrupt vector table if
	we are on a CPU that does not have a %vbr register and the
	BSP is configured as having the table in ROM.
This commit is contained in:
Joel Sherrill
2000-12-19 16:43:34 +00:00
parent 8f4bddd9c0
commit c5333725bc
4 changed files with 16 additions and 2 deletions
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6
c/src/exec/score/cpu/m68k/ChangeLog
View File

@@ -1,3 +1,9 @@
2000-12-19 Joel Sherrill <joel@OARcorp.com>
* cpu.c: Do not read or write raw interrupt vector table if
we are on a CPU that does not have a %vbr register and the
BSP is configured as having the table in ROM.
2000-11-09 Ralf Corsepius <corsepiu@faw.uni-ulm.de> 2000-11-09 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
* Makefile.am: Use ... instead of RTEMS_TOPdir in ACLOCAL_AMFLAGS. * Makefile.am: Use ... instead of RTEMS_TOPdir in ACLOCAL_AMFLAGS.

3
c/src/exec/score/cpu/m68k/cpu.c
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@@ -95,8 +95,8 @@ void _CPU_ISR_install_raw_handler(
*/ */
m68k_get_vbr( interrupt_table ); m68k_get_vbr( interrupt_table );
*old_handler = interrupt_table[ vector ];
#if ( M68K_HAS_VBR == 1 ) #if ( M68K_HAS_VBR == 1 )
*old_handler = interrupt_table[ vector ];
interrupt_table[ vector ] = new_handler; interrupt_table[ vector ] = new_handler;
#else #else
@@ -107,6 +107,7 @@ void _CPU_ISR_install_raw_handler(
* load it appropriately to vector to the RTEMS jump table. * load it appropriately to vector to the RTEMS jump table.
*/ */
*old_handler = _CPU_ISR_jump_table[vector].isr_handler;
_CPU_ISR_jump_table[vector].isr_handler = (unsigned32) new_handler; _CPU_ISR_jump_table[vector].isr_handler = (unsigned32) new_handler;
if ( (unsigned32) interrupt_table != 0xFFFFFFFF ) if ( (unsigned32) interrupt_table != 0xFFFFFFFF )
interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector]; interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector];

6
cpukit/score/cpu/m68k/ChangeLog
View File

@@ -1,3 +1,9 @@
2000-12-19 Joel Sherrill <joel@OARcorp.com>
* cpu.c: Do not read or write raw interrupt vector table if
we are on a CPU that does not have a %vbr register and the
BSP is configured as having the table in ROM.
2000-11-09 Ralf Corsepius <corsepiu@faw.uni-ulm.de> 2000-11-09 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
* Makefile.am: Use ... instead of RTEMS_TOPdir in ACLOCAL_AMFLAGS. * Makefile.am: Use ... instead of RTEMS_TOPdir in ACLOCAL_AMFLAGS.

3
cpukit/score/cpu/m68k/cpu.c
View File

@@ -95,8 +95,8 @@ void _CPU_ISR_install_raw_handler(
*/ */
m68k_get_vbr( interrupt_table ); m68k_get_vbr( interrupt_table );
*old_handler = interrupt_table[ vector ];
#if ( M68K_HAS_VBR == 1 ) #if ( M68K_HAS_VBR == 1 )
*old_handler = interrupt_table[ vector ];
interrupt_table[ vector ] = new_handler; interrupt_table[ vector ] = new_handler;
#else #else
@@ -107,6 +107,7 @@ void _CPU_ISR_install_raw_handler(
* load it appropriately to vector to the RTEMS jump table. * load it appropriately to vector to the RTEMS jump table.
*/ */
*old_handler = _CPU_ISR_jump_table[vector].isr_handler;
_CPU_ISR_jump_table[vector].isr_handler = (unsigned32) new_handler; _CPU_ISR_jump_table[vector].isr_handler = (unsigned32) new_handler;
if ( (unsigned32) interrupt_table != 0xFFFFFFFF ) if ( (unsigned32) interrupt_table != 0xFFFFFFFF )
interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector]; interrupt_table[ vector ] = (proc_ptr) &_CPU_ISR_jump_table[vector];