diff options
Diffstat (limited to 'drivers/arm/gic/gic_v2.c')
| -rw-r--r-- | drivers/arm/gic/gic_v2.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/arm/gic/gic_v2.c b/drivers/arm/gic/gic_v2.c index 29d9bf3..ff8ffc7 100644 --- a/drivers/arm/gic/gic_v2.c +++ b/drivers/arm/gic/gic_v2.c @@ -244,6 +244,17 @@ void gicd_set_itargetsr(unsigned int base, gicd_write_itargetsr(base, interrupt_id, reg_val | (1 << iface) << (byte_off << 3)); } + +void gicd_clear_itargetsr(unsigned int base, + unsigned int interrupt_id, unsigned int iface) +{ + unsigned byte_off = interrupt_id & ((1 << ITARGETSR_SHIFT) - 1); + unsigned int reg_val = gicd_read_itargetsr(base, interrupt_id); + + gicd_write_itargetsr(base, interrupt_id, + reg_val & ~(1 << iface) << (byte_off << 3)); +} + /******************************************************************************* * Enable NS interrupts and disable legacy bypass and set the priority mask * register to allow all interrupts to trickle in. @@ -318,12 +329,24 @@ void arm_gicd_set_itargetsr(unsigned int num, unsigned int linear_id) gicd_set_itargetsr(gicd_base_addr, num, linear_id); } +void arm_gicd_clear_itargetsr(unsigned int num, unsigned int linear_id) +{ + assert(gicd_base_addr); + gicd_clear_itargetsr(gicd_base_addr, num, linear_id); +} + void arm_gicd_set_isenabler(unsigned int num) { assert(gicd_base_addr); gicd_set_isenabler(gicd_base_addr, num); } +void arm_gicd_set_icenabler(unsigned int num) +{ + assert(gicd_base_addr); + gicd_set_icenabler(gicd_base_addr, num); +} + uint32_t arm_gicc_read_iar(void) { assert(gicc_base_addr); |