From e85ebc6859c8136a1ec97509c69f7c2c6132cb4f Mon Sep 17 00:00:00 2001
From: Manuel <71137295+mverch67@users.noreply.github.com>
Date: Mon, 13 Apr 2026 21:31:45 +0200
Subject: [PATCH] enable esp_hosted for esp32-p4 (experimental)

---
 variants/esp32p4/esp32p4.ini | 50 ++++++++++++++++++++++++++++++------
 1 file changed, 42 insertions(+), 8 deletions(-)

diff --git a/variants/esp32p4/esp32p4.ini b/variants/esp32p4/esp32p4.ini
index 9ebc2a331..c8caf8b05 100644
--- a/variants/esp32p4/esp32p4.ini
+++ b/variants/esp32p4/esp32p4.ini
@@ -8,26 +8,60 @@ build_unflags=
 
 build_flags =
   ${esp32_common.build_flags}
-  -DHAS_BLUETOOTH=0
-  -DHAS_WIFI=0
-  -DMESHTASTIC_EXCLUDE_BLUETOOTH=1
-  -DMESHTASTIC_EXCLUDE_WIFI=1
   -DMESHTASTIC_EXCLUDE_MQTT=1
   -DMESHTASTIC_EXCLUDE_PAXCOUNTER=1
 
 build_src_filter = 
-  ${esp32_common.build_src_filter} -<libpax/> -<nimble/> -<platform/stm32wl> -<mesh/wifi/> -<mesh/api/> -<mesh/http/> -<platform/rp2xx0> -<mesh/eth/> -<mesh/raspihttp> -<serialization/>
+  ${esp32_common.build_src_filter} -<libpax/> -<nimble/> -<platform/stm32wl> -<mesh/http/> -<platform/rp2xx0> -<mesh/raspihttp> -<serialization/>
 
 monitor_speed = 460800
 monitor_filters = esp32_c3_exception_decoder
 
+; Override esp32_common component pruning: keep esp_hosted + esp_wifi_remote for P4 hosted BT
+custom_component_remove =
+  espressif/esp_modem
+  espressif/esp-dsp
+  espressif/esp32-camera
+  espressif/libsodium
+  espressif/esp-modbus
+  espressif/qrcode
+  espressif/esp_insights
+  espressif/esp_diag_data_store
+  espressif/esp_diagnostics
+  espressif/esp_rainmaker
+  espressif/rmaker_common
+  espressif/network_provisioning
+  chmorgan/esp-libhelix-mp3
+  espressif/esp-tflite-micro
+  espressif/esp-sr
+  espressif/esp_matter
+  espressif/esp-zboss-lib
+  espressif/esp-zigbee-lib
+  espressif/mqtt
+
 custom_sdkconfig =
   ${esp32_common.custom_sdkconfig}
   CONFIG_ARDUINO_SELECTIVE_SD_MMC=y
-  CONFIG_BT_ENABLED=n
-  CONFIG_BT_NIMBLE_ENABLED=n
+  CONFIG_BT_ENABLED=y
+  CONFIG_BT_NIMBLE_ENABLED=y
   CONFIG_BT_NIMBLE_EXT_ADV=n
-  ;CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=y ; remove for production version
+  CONFIG_ESP_WIFI_REMOTE_ENABLED=n
+  CONFIG_ESP_HOSTED_ENABLED=y
+  CONFIG_ESP_HOSTED_SDIO_HOST_INTERFACE=y
+  CONFIG_ESP_HOSTED_IDF_SLAVE_TARGET="esp32c6"
+  CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y
+  CONFIG_ESP_HOSTED_NIMBLE_HCI_VHCI=y
+  CONFIG_ESP_HOSTED_ENABLE_PEER_DATA_TRANSFER=y
+  CONFIG_ESP_HOSTED_MAX_CUSTOM_MSG_HANDLERS=3
+  ; Prefer conservative reset behavior across P4 hosts
+  CONFIG_ESP_HOSTED_SLAVE_RESET_ON_EVERY_HOST_BOOTUP=n
+  CONFIG_ESP_HOSTED_SLAVE_RESET_ONLY_IF_NECESSARY=y
+  ; SOC_LCD (MUI / lovyanGFX)
+  CONFIG_SOC_LCD_I80_SUPPORTED=y
+  CONFIG_SOC_LCD_RGB_SUPPORTED=y
+  CONFIG_SOC_MIPI_DSI_SUPPORTED=y
+  CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=y ; remove for production version
+  ;CONFIG_ESP_SYSTEM_PANIC_PRINT_REBOOT=y; for production version
   ;CONFIG_ESP_SYSTEM_PANIC_GDBSTUB=y ; for target debugging
 
 lib_ignore =