From a287c60a61bbad21af22523ca50281850dd1e2c1 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sun, 12 Feb 2012 12:52:14 +0000 Subject: ramips: add initial support for 3.2 SVN-Revision: 30476 --- .../001-mips-add-cp0-compare-irq-function.patch | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 target/linux/ramips/patches-3.2/001-mips-add-cp0-compare-irq-function.patch (limited to 'target/linux/ramips/patches-3.2/001-mips-add-cp0-compare-irq-function.patch') diff --git a/target/linux/ramips/patches-3.2/001-mips-add-cp0-compare-irq-function.patch b/target/linux/ramips/patches-3.2/001-mips-add-cp0-compare-irq-function.patch new file mode 100644 index 0000000000..114e35c090 --- /dev/null +++ b/target/linux/ramips/patches-3.2/001-mips-add-cp0-compare-irq-function.patch @@ -0,0 +1,29 @@ +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -54,6 +54,7 @@ + #include + #include + #include ++#include + + extern void check_wait(void); + extern asmlinkage void r4k_wait(void); +@@ -1583,6 +1584,8 @@ void __cpuinit per_cpu_trap_init(void) + 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 +@@ -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 + -- cgit v1.2.3