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| author | Dino Li <Dino.Li@ite.com.tw> | 2021-01-20 11:22:24 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2021-02-04 15:28:09 +0000 |
| commit | 15d0d51ea65961f9eac40c774be7bb834f69cc19 (patch) | |
| tree | 8109108f923003be6268f19ddc810ace412502cf | |
| parent | 404211221e2dc8beb6dade45f30750775cdf8e6a (diff) | |
| download | chrome-ec-15d0d51ea65961f9eac40c774be7bb834f69cc19.tar.gz | |
it8xxx2: return -1 if EC INT number isn't valid
Returns -1 in chip_get_ec_int() to assert unhandled_interrupt in
core/riscv-rv32i/init.S if EC interrupt number isn't valid.
BUG=b:179206540
BRANCH=none
TEST=boot to kernel on hayato.
Signed-off-by: Dino Li <Dino.Li@ite.com.tw>
Change-Id: Id55686ae860404b550b8df707387805b48931b61
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2674686
Reviewed-by: Eric Yilun Lin <yllin@chromium.org>
Commit-Queue: Eric Yilun Lin <yllin@chromium.org>
| -rw-r--r-- | chip/it83xx/irq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/chip/it83xx/irq.c b/chip/it83xx/irq.c index 275c6e0e36..dd2b936f55 100644 --- a/chip/it83xx/irq.c +++ b/chip/it83xx/irq.c @@ -86,6 +86,9 @@ int chip_get_ec_int(void) ec_int -= 16; #else /* defined(CHIP_FAMILY_IT8XXX2) RISCV core */ ec_int = IT83XX_INTC_AIVCT - 0x10; + /* Unsupported EC INT number. */ + if (chip_get_intc_group(ec_int) >= 16) + return -1; #endif return ec_int; } |