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| author | Gabor Juhos <juhosg@openwrt.org> | 2013-02-25 21:28:42 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2013-02-25 21:28:42 +0000 |
| commit | 5412b6f32e49d2319262c9413125ae11ec4b4544 (patch) | |
| tree | 6e2e3b4b19a420e28e56e91bb3c1698a6d76257b /target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch | |
| parent | a08646642eb3692b0a4a79d38b54dbbea00587d5 (diff) | |
| download | mtk-20170518-5412b6f32e49d2319262c9413125ae11ec4b4544.zip mtk-20170518-5412b6f32e49d2319262c9413125ae11ec4b4544.tar.gz mtk-20170518-5412b6f32e49d2319262c9413125ae11ec4b4544.tar.bz2 | |
ramips: add support for 3.8
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 35801
Diffstat (limited to 'target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch')
| -rw-r--r-- | target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch b/target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch new file mode 100644 index 0000000..d767861 --- /dev/null +++ b/target/linux/ramips/patches-3.8/001-mips-add-cp0-compare-irq-function.patch @@ -0,0 +1,29 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -55,6 +55,7 @@ + #include <asm/types.h> + #include <asm/stacktrace.h> + #include <asm/uasm.h> ++#include <asm/time.h> + + extern void check_wait(void); + extern asmlinkage void r4k_wait(void); +@@ -1617,6 +1618,8 @@ void __cpuinit per_cpu_trap_init(bool is + if (cpu_has_mips_r2) { + cp0_compare_irq_shift = CAUSEB_TI - CAUSEB_IP; + cp0_compare_irq = (read_c0_intctl() >> INTCTLB_IPTI) & 7; ++ if (get_c0_compare_irq) ++ cp0_compare_irq = get_c0_compare_irq(); + cp0_perfcount_irq = (read_c0_intctl() >> INTCTLB_IPPCI) & 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 +@@ -51,6 +51,7 @@ extern int (*perf_irq)(void); + * Initialize the calling CPU's compare interrupt as clockevent device + */ + extern unsigned int __weak get_c0_compare_int(void); ++extern unsigned int __weak get_c0_compare_irq(void); + extern int r4k_clockevent_init(void); + + static inline int mips_clockevent_init(void) |