diff options
| author | [email protected] <[email protected]> | 2011-07-04 10:22:15 +0000 |
|---|---|---|
| committer | [email protected] <[email protected]> | 2011-07-04 10:22:15 +0000 |
| commit | 93b6b755bdc1566920ed7b16b255c10382988b25 (patch) | |
| tree | 2c1d3863f362aa9b3c9aa41b15a00636da74c54e /libcpu | |
| parent | 958e18b5200df7db158db08238d218ace21e1ed0 (diff) | |
Added scons scripts.
Rename and updated libcpu/avr32/uc3/exception.x (with .irp macro) to exception_gcc.S (without .irp macro) for better compatibility.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1613 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'libcpu')
| -rw-r--r-- | libcpu/avr32/uc3/context_gcc.S (renamed from libcpu/avr32/uc3/context_gcc.x) | 0 | ||||
| -rw-r--r-- | libcpu/avr32/uc3/exception_gcc.S (renamed from libcpu/avr32/uc3/exception.x) | 79 |
2 files changed, 72 insertions, 7 deletions
diff --git a/libcpu/avr32/uc3/context_gcc.x b/libcpu/avr32/uc3/context_gcc.S index 1201626ba8..1201626ba8 100644 --- a/libcpu/avr32/uc3/context_gcc.x +++ b/libcpu/avr32/uc3/context_gcc.S diff --git a/libcpu/avr32/uc3/exception.x b/libcpu/avr32/uc3/exception_gcc.S index 813bf454e1..1a36606f3b 100644 --- a/libcpu/avr32/uc3/exception.x +++ b/libcpu/avr32/uc3/exception_gcc.S @@ -193,12 +193,11 @@ _handle_Supervisor_Call: .balign 4 - .irp priority, 0, 1, 2, 3 -_int\priority:
- mov r12, \priority // Pass the int_level parameter to the _get_interrupt_handler function. +_int0:
+ mov r12, 0 // Pass the int_level parameter to the _get_interrupt_handler function. call _get_interrupt_handler cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
- breq _spint\priority // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
+ breq _spint0 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
call rt_interrupt_enter
icall r12
call rt_interrupt_leave
@@ -206,15 +205,81 @@ _int\priority: lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
ld.w r11, r12[0]
cp.w r11, 0
- brne _spint\priority
+ brne _spint0
lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
ld.w r11, r12[0]
cp.w r11, 1
breq rt_hw_context_switch_interrupt_do
-_spint\priority:
+_spint0:
csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
rete // If this was a spurious interrupt (R12 == NULL), return from event handler. - .endr +
+
+_int1:
+ mov r12, 1 // Pass the int_level parameter to the _get_interrupt_handler function.
+ call _get_interrupt_handler
+ cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
+ breq _spint1 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
+ call rt_interrupt_enter
+ icall r12
+ call rt_interrupt_leave
+ ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
+ lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
+ ld.w r11, r12[0]
+ cp.w r11, 0
+ brne _spint1
+ lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
+ ld.w r11, r12[0]
+ cp.w r11, 1
+ breq rt_hw_context_switch_interrupt_do
+_spint1:
+ csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
+ rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
+
+
+_int2:
+ mov r12, 2 // Pass the int_level parameter to the _get_interrupt_handler function.
+ call _get_interrupt_handler
+ cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
+ breq _spint2 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
+ call rt_interrupt_enter
+ icall r12
+ call rt_interrupt_leave
+ ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
+ lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
+ ld.w r11, r12[0]
+ cp.w r11, 0
+ brne _spint2
+ lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
+ ld.w r11, r12[0]
+ cp.w r11, 1
+ breq rt_hw_context_switch_interrupt_do
+_spint2:
+ csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
+ rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
+
+
+_int3:
+ mov r12, 3 // Pass the int_level parameter to the _get_interrupt_handler function.
+ call _get_interrupt_handler
+ cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
+ breq _spint3 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
+ call rt_interrupt_enter
+ icall r12
+ call rt_interrupt_leave
+ ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
+ lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
+ ld.w r11, r12[0]
+ cp.w r11, 0
+ brne _spint3
+ lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
+ ld.w r11, r12[0]
+ cp.w r11, 1
+ breq rt_hw_context_switch_interrupt_do
+_spint3:
+ csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
+ rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
+
rt_hw_context_switch_interrupt_do:
mov r11, 0
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