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https://github.com/openmv/openmv.git
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41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
diff --git a/src/winc1500/src/nmasic.c b/src/winc1500/src/nmasic.c
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index dca1df01..d2fd4340 100644
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--- a/src/winc1500/src/nmasic.c
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+++ b/src/winc1500/src/nmasic.c
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@@ -39,6 +39,7 @@
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*
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*/
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+#include STM32_HAL_H
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#include "common/include/nm_common.h"
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#include "driver/include/nmbus.h"
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#include "bsp/include/nm_bsp.h"
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@@ -444,17 +445,23 @@ sint8 chip_reset(void)
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sint8 wait_for_bootrom(uint8 arg)
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{
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- sint8 ret = M2M_SUCCESS;
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- uint32 reg = 0, cnt = 0;
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uint32 u32GpReg1 = 0;
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+ uint32 reg = 0, cnt = 0;
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+ sint8 ret = M2M_SUCCESS;
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- reg = 0;
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- while(1) {
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+ uint32_t timeout = 1000;
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+ uint32_t start = HAL_GetTick();
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+ while (1) {
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reg = nm_read_reg(0x1014); /* wait for efuse loading done */
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if (reg & 0x80000000) {
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break;
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}
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nm_bsp_sleep(1); /* TODO: Why bus error if this delay is not here. */
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+ // Add a timeout here, otherwise it gets stuck if WINC is not connected.
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+ // Will have to assume the code won't get stuck somewhere else after init.
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+ if (((HAL_GetTick() - start) < timeout)) {
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+ return M2M_ERR_INIT;
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+ }
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}
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reg = nm_read_reg(M2M_WAIT_FOR_HOST_REG);
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reg &= 0x1;
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