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| author | Per Åstrand <per.astrand@arm.com> | 2020-08-19 13:15:06 +0200 |
|---|---|---|
| committer | Per Åstrand <per.astrand@arm.com> | 2020-08-25 10:48:10 +0200 |
| commit | 9716b5e00c10b000067ca3ee1ad91fef4cccbb46 (patch) | |
| tree | c72bb8d954c2b941cca3218f8d79dea572764a02 /src/ethosu_device.c | |
| parent | 125429a1c089775b05d4d13739ee7fc72285079f (diff) | |
| download | ethos-u-core-driver-9716b5e00c10b000067ca3ee1ad91fef4cccbb46.tar.gz | |
zero initialize stack allocated register structs
Avoid writing unintentional bits when using stack allocated register
structs.
Change-Id: I427f8449f15a8118883cfd7214aabe30dd6372d6
Diffstat (limited to 'src/ethosu_device.c')
| -rw-r--r-- | src/ethosu_device.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/ethosu_device.c b/src/ethosu_device.c index 404a0e7..9cb67ce 100644 --- a/src/ethosu_device.c +++ b/src/ethosu_device.c @@ -156,8 +156,8 @@ enum ethosu_error_codes ethosu_clear_irq_status(struct ethosu_device *dev) #if !defined(ARM_NPU_STUB) struct cmd_r oldcmd; oldcmd.word = ethosu_read_reg(dev, NPU_REG_CMD); - struct cmd_r cmd; + cmd.word = 0; cmd.clear_irq = 1; cmd.clock_q_enable = oldcmd.clock_q_enable; @@ -299,6 +299,7 @@ enum ethosu_error_codes ethosu_set_axi_limit0(struct ethosu_device *dev, { #if !defined(ARM_NPU_STUB) struct axi_limit0_r axi_limit0; + axi_limit0.word = 0; axi_limit0.max_beats = max_beats; axi_limit0.memtype = memtype; axi_limit0.max_outstanding_read_m1 = max_reads - 1; @@ -325,6 +326,7 @@ enum ethosu_error_codes ethosu_set_axi_limit1(struct ethosu_device *dev, { #if !defined(ARM_NPU_STUB) struct axi_limit1_r axi_limit1; + axi_limit1.word = 0; axi_limit1.max_beats = max_beats; axi_limit1.memtype = memtype; axi_limit1.max_outstanding_read_m1 = max_reads - 1; @@ -351,6 +353,7 @@ enum ethosu_error_codes ethosu_set_axi_limit2(struct ethosu_device *dev, { #if !defined(ARM_NPU_STUB) struct axi_limit2_r axi_limit2; + axi_limit2.word = 0; axi_limit2.max_beats = max_beats; axi_limit2.memtype = memtype; axi_limit2.max_outstanding_read_m1 = max_reads - 1; @@ -377,6 +380,7 @@ enum ethosu_error_codes ethosu_set_axi_limit3(struct ethosu_device *dev, { #if !defined(ARM_NPU_STUB) struct axi_limit3_r axi_limit3; + axi_limit3.word = 0; axi_limit3.max_beats = max_beats; axi_limit3.memtype = memtype; axi_limit3.max_outstanding_read_m1 = max_reads - 1; |