Move to rtm_check_presence function to board specific directory

lnls-dig · Nov 8, 2023 · d7c579f · d7c579f
1 parent 8ed196b
commit d7c579f
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Showing 8 changed files with 45 additions and 44 deletions.
diff --git a/modules/rtm.h b/modules/rtm.h
@@ -44,4 +44,14 @@ extern volatile bool rtm_present;
  */
 void rtm_manage_init( void );
 
+/**
+ * @brief Check RTM Presence
+ *
+ * This function is used to detect the RTM Board presence
+ *
+ * @return None
+ */
+void rtm_check_presence(uint8_t *status);
+
+
 #endif
diff --git a/port/board/afc-v3/CMakeLists.txt b/port/board/afc-v3/CMakeLists.txt
@@ -46,6 +46,11 @@ if (";${TARGET_MODULES};" MATCHES ";PAYLOAD;")
   set(MODULES_FLAGS "${MODULES_FLAGS} -DMODULE_PAYLOAD")
 endif()
 
+if (";${TARGET_MODULES};" MATCHES ";RTM;")
+  set(PROJ_SRCS ${PROJ_SRCS} ${BOARD_PATH}/rtm.c)
+  set(MODULES_FLAGS "${MODULES_FLAGS} -DMODULE_RTM")
+endif()
+
 #Extra definitions
 if (FRU_WRITE_EEPROM)
   message(STATUS "FRU EEPROM will be written if no valid data is found!")

diff --git a/port/board/afc-v3/rtm.c b/port/board/afc-v3/rtm.c
@@ -0,0 +1,18 @@
+#include "port.h"
+#include "rtm_i2c_mapping.h"
+#include "eeprom_24xx64.h"
+#include "hotswap.h"
+
+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 */
+
+    uint8_t dumb;
+    *status = HOTSWAP_STATE_URTM_ABSENT;
+
+    if(eeprom_24xx64_read(CHIP_ID_RTM_EEPROM, 0, &dumb, 1, 100)) {
+        *status = HOTSWAP_STATE_URTM_PRSENT;
+    }
+ }
diff --git a/port/board/afc-v4/rtm.c b/port/board/afc-v4/rtm.c
@@ -0,0 +1,12 @@
+#include "i2c_mapping.h"
+#include "port.h"
+#include "hotswap.h"
+
+void rtm_check_presence( uint8_t *status )
+ {
+     *status = HOTSWAP_STATE_URTM_ABSENT;
+
+     if (!gpio_read_pin(PIN_PORT(GPIO_RTM_PS), PIN_NUMBER(GPIO_RTM_PS))) {
+         *status = HOTSWAP_STATE_URTM_PRSENT;
+     }
+ }
diff --git a/port/board/rtm-8sfp/rtm_user.c b/port/board/rtm-8sfp/rtm_user.c
@@ -65,27 +65,6 @@ uint8_t rtm_get_hotswap_handle_status( uint8_t *state )
     return false;
 }
 
-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 IO Expander(PCA9554), if it responds, then the board is connected */
-    rtm_enable_i2c();
-
-    uint8_t i2c_addr, i2c_interface;
-    uint8_t dumb;
-
-    /* Defaults to absent - in case of I2C failure */
-    *status = HOTSWAP_STATE_URTM_ABSENT;
-
-    if (i2c_take_by_chipid( CHIP_ID_RTM_PCA9554, &i2c_addr, &i2c_interface, 100)) {
-        if (xI2CMasterRead( i2c_interface, i2c_addr, &dumb, 1)) {
-            *status = HOTSWAP_STATE_URTM_PRSENT;
-        }
-        i2c_give(i2c_interface);
-    }
-}
-
 void rtm_hardware_init( void )
 {
     rtm_enable_i2c();

diff --git a/port/board/rtm-8sfp/rtm_user.h b/port/board/rtm-8sfp/rtm_user.h
@@ -33,7 +33,6 @@
 void rtm_enable_payload_power( void );
 void rtm_disable_payload_power( void );
 uint8_t rtm_get_hotswap_handle_status( uint8_t *state );
-void rtm_check_presence( uint8_t *status );
 void rtm_hardware_init( void );
 void rtm_ctrl_led( uint8_t id, uint8_t state );
 uint8_t rtm_read_led( uint8_t id );

diff --git a/port/board/rtm-lamp/rtm_user.c b/port/board/rtm-lamp/rtm_user.c
@@ -88,27 +88,6 @@ uint8_t rtm_get_hotswap_handle_status( uint8_t *state )
     return false;
 }
 
-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 IO Expander(PCA9554), if it responds, then the board is connected */
-    rtm_enable_i2c();
-
-    uint8_t i2c_addr, i2c_interface;
-    uint8_t dumb;
-
-    /* Defaults to absent - in case of I2C failure */
-    *status = HOTSWAP_STATE_URTM_ABSENT;
-
-    if (i2c_take_by_chipid( CHIP_ID_RTM_PCA9554_LEDS, &i2c_addr, &i2c_interface, 100)) {
-        if (xI2CMasterRead( i2c_interface, i2c_addr, &dumb, 1)) {
-            *status = HOTSWAP_STATE_URTM_PRSENT;
-        }
-        i2c_give(i2c_interface);
-    }
-}
-
 void rtm_hardware_init( void )
 {
     rtm_enable_i2c();

diff --git a/port/board/rtm-lamp/rtm_user.h b/port/board/rtm-lamp/rtm_user.h
@@ -39,7 +39,6 @@
 void rtm_enable_payload_power( void );
 void rtm_disable_payload_power( void );
 uint8_t rtm_get_hotswap_handle_status( uint8_t *state );
-void rtm_check_presence( uint8_t *status );
 void rtm_hardware_init( void );
 void rtm_ctrl_led( uint8_t id, uint8_t state );
 uint8_t rtm_read_led( uint8_t id );