diff options
| author | Jeenu Viswambharan <jeenu.viswambharan@arm.com> | 2017-09-22 08:32:09 +0100 |
|---|---|---|
| committer | Jeenu Viswambharan <jeenu.viswambharan@arm.com> | 2017-10-16 16:50:01 +0100 |
| commit | ca43b55d22f3a48f408d16d4bedbf677cbdf8f48 (patch) | |
| tree | 1242264410d888d42f8564298fe9e4a8a68cd148 /plat/common | |
| parent | dea417cdd640a3e258db3b817223ffaa5f53e416 (diff) | |
GIC: Add APIs to query interrupt types
These APIs allow the GIC implementation to categorize interrupt numbers
into SPIs, PPIs, and SGIs. The default implementations for GICv2 and
GICv3 follows interrupt numbering as specified by the ARM GIC
architecture.
API documentation updated.
Change-Id: Ia6aa379dc955994333232e6138f259535d4fa087
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
Diffstat (limited to 'plat/common')
| -rw-r--r-- | plat/common/plat_gicv2.c | 18 | ||||
| -rw-r--r-- | plat/common/plat_gicv3.c | 17 |
2 files changed, 35 insertions, 0 deletions
diff --git a/plat/common/plat_gicv2.c b/plat/common/plat_gicv2.c index 1be693bb..7d91f792 100644 --- a/plat/common/plat_gicv2.c +++ b/plat/common/plat_gicv2.c @@ -21,6 +21,9 @@ #pragma weak plat_interrupt_type_to_line #pragma weak plat_ic_get_running_priority +#pragma weak plat_ic_is_spi +#pragma weak plat_ic_is_ppi +#pragma weak plat_ic_is_sgi /* * This function returns the highest priority pending interrupt at @@ -129,3 +132,18 @@ unsigned int plat_ic_get_running_priority(void) { return gicv2_get_running_priority(); } + +int plat_ic_is_spi(unsigned int id) +{ + return (id >= MIN_SPI_ID) && (id <= MAX_SPI_ID); +} + +int plat_ic_is_ppi(unsigned int id) +{ + return (id >= MIN_PPI_ID) && (id < MIN_SPI_ID); +} + +int plat_ic_is_sgi(unsigned int id) +{ + return (id >= MIN_SGI_ID) && (id < MIN_PPI_ID); +} diff --git a/plat/common/plat_gicv3.c b/plat/common/plat_gicv3.c index 02317f1d..5a6021c4 100644 --- a/plat/common/plat_gicv3.c +++ b/plat/common/plat_gicv3.c @@ -27,6 +27,9 @@ #pragma weak plat_interrupt_type_to_line #pragma weak plat_ic_get_running_priority +#pragma weak plat_ic_is_spi +#pragma weak plat_ic_is_ppi +#pragma weak plat_ic_is_sgi CASSERT((INTR_TYPE_S_EL1 == INTR_GROUP1S) && (INTR_TYPE_NS == INTR_GROUP1NS) && @@ -163,6 +166,20 @@ unsigned int plat_ic_get_running_priority(void) return gicv3_get_running_priority(); } +int plat_ic_is_spi(unsigned int id) +{ + return (id >= MIN_SPI_ID) && (id <= MAX_SPI_ID); +} + +int plat_ic_is_ppi(unsigned int id) +{ + return (id >= MIN_PPI_ID) && (id < MIN_SPI_ID); +} + +int plat_ic_is_sgi(unsigned int id) +{ + return (id >= MIN_SGI_ID) && (id < MIN_PPI_ID); +} #endif #ifdef IMAGE_BL32 |