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| author | Gabor Juhos <juhosg@openwrt.org> | 2009-08-30 19:15:51 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2009-08-30 19:15:51 +0000 |
| commit | 051c44e0c5886d3e9a0f994221bfc84765cf3cfc (patch) | |
| tree | 7c21aa22ba5a6b629f32e40943c43619f66d7ea6 /target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch | |
| parent | 91fe3635620bc4de40982c23cbc67307a93bf354 (diff) | |
| download | upstream-051c44e0c5886d3e9a0f994221bfc84765cf3cfc.tar.gz upstream-051c44e0c5886d3e9a0f994221bfc84765cf3cfc.tar.bz2 upstream-051c44e0c5886d3e9a0f994221bfc84765cf3cfc.zip | |
initial support for RT288x/RT305x
SVN-Revision: 17439
Diffstat (limited to 'target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch')
| -rw-r--r-- | target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch b/target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch new file mode 100644 index 0000000000..adb8044af6 --- /dev/null +++ b/target/linux/ramips/patches-2.6.30/001-mips-add-cp0-compare-irq-function.patch @@ -0,0 +1,29 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -48,6 +48,7 @@ + #include <asm/types.h> + #include <asm/stacktrace.h> + #include <asm/irq.h> ++#include <asm/time.h> + + extern void check_wait(void); + extern asmlinkage void r4k_wait(void); +@@ -1542,6 +1543,8 @@ void __cpuinit per_cpu_trap_init(void) + */ + if (cpu_has_mips_r2) { + cp0_compare_irq = (read_c0_intctl() >> 29) & 7; ++ if (get_c0_compare_irq) ++ cp0_compare_irq = get_c0_compare_irq(); + cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7; + if (cp0_perfcount_irq == cp0_compare_irq) + cp0_perfcount_irq = -1; +--- a/arch/mips/include/asm/time.h ++++ b/arch/mips/include/asm/time.h +@@ -52,6 +52,7 @@ extern int (*perf_irq)(void); + */ + #ifdef CONFIG_CEVT_R4K_LIB + extern unsigned int __weak get_c0_compare_int(void); ++extern unsigned int __weak get_c0_compare_irq(void); + extern int r4k_clockevent_init(void); + #endif + |