From 5d390c821a7fdddec5eb24a7a3a08bf8bf4be1cc Mon Sep 17 00:00:00 2001 From: jacqueline Date: Fri, 9 Aug 2024 13:11:34 +1000 Subject: [PATCH] Claw back some internal ram - 'main' doesn't need 12k of internal ram - lvgl's draw task doesn't need that much either - also lower the bg worker stack sizes whilst we're here, since they've got tons over headroom --- lib/lvgl/src/draw/sw/lv_draw_sw.c | 2 +- sdkconfig.common | 2 +- src/tasks/tasks.cpp | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/lvgl/src/draw/sw/lv_draw_sw.c b/lib/lvgl/src/draw/sw/lv_draw_sw.c index 4ced5d1d..c0ec052b 100644 --- a/lib/lvgl/src/draw/sw/lv_draw_sw.c +++ b/lib/lvgl/src/draw/sw/lv_draw_sw.c @@ -143,7 +143,7 @@ void lv_draw_sw_init(void) draw_sw_unit->base_unit.delete_cb = LV_USE_OS ? lv_draw_sw_delete : NULL; #if LV_USE_OS - lv_thread_init(&draw_sw_unit->thread, LV_THREAD_PRIO_HIGH, render_thread_cb, 8 * 1024, draw_sw_unit); + lv_thread_init(&draw_sw_unit->thread, LV_THREAD_PRIO_HIGH, render_thread_cb, 4 * 1024, draw_sw_unit); #endif } diff --git a/sdkconfig.common b/sdkconfig.common index 9a401aca..4620eebc 100644 --- a/sdkconfig.common +++ b/sdkconfig.common @@ -44,7 +44,7 @@ CONFIG_SPIRAM_ALLOW_STACK_EXTERNAL_MEMORY=y CONFIG_SPIRAM_OCCUPY_HSPI_HOST=y CONFIG_RINGBUF_PLACE_FUNCTIONS_INTO_FLASH=y CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y -CONFIG_ESP_MAIN_TASK_STACK_SIZE=12000 +CONFIG_ESP_MAIN_TASK_STACK_SIZE=4096 CONFIG_ESP_INT_WDT_TIMEOUT_MS=5000 CONFIG_ESP_TASK_WDT_PANIC=y CONFIG_ESP_TASK_WDT_TIMEOUT_S=10 diff --git a/src/tasks/tasks.cpp b/src/tasks/tasks.cpp index b713d70b..9980c97e 100644 --- a/src/tasks/tasks.cpp +++ b/src/tasks/tasks.cpp @@ -64,7 +64,7 @@ auto AllocateStack() -> std::span { // an eye-wateringly large amount of stack. template <> auto AllocateStack() -> std::span { - std::size_t size = 64 * 1024; + std::size_t size = 32 * 1024; return {static_cast(heap_caps_malloc(size, MALLOC_CAP_SPIRAM)), size}; }