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Move to rtm_check_presence function to board specific directory
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,18 @@ | ||
#include "port.h" | ||
#include "rtm_i2c_mapping.h" | ||
#include "eeprom_24xx64.h" | ||
#include "hotswap.h" | ||
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void rtm_check_presence( uint8_t *status ) | ||
{ | ||
/* Due to a hardware limitation in the AFC board, we can't rely on reading the PS signal | ||
since this pin doesn't have a pull-up resistor, it's always read as 0. | ||
A very dirty workaround is to 'ping' the RTM EEPROM, if it responds, then the board is connected */ | ||
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uint8_t dumb; | ||
*status = HOTSWAP_STATE_URTM_ABSENT; | ||
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if(eeprom_24xx64_read(CHIP_ID_RTM_EEPROM, 0, &dumb, 1, 100)) { | ||
*status = HOTSWAP_STATE_URTM_PRSENT; | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,12 @@ | ||
#include "i2c_mapping.h" | ||
#include "port.h" | ||
#include "hotswap.h" | ||
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void rtm_check_presence( uint8_t *status ) | ||
{ | ||
*status = HOTSWAP_STATE_URTM_ABSENT; | ||
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if (!gpio_read_pin(PIN_PORT(GPIO_RTM_PS), PIN_NUMBER(GPIO_RTM_PS))) { | ||
*status = HOTSWAP_STATE_URTM_PRSENT; | ||
} | ||
} |
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