Remove stdio hacks from libpico.a

Fixes #35

pico-sdk-lib/CMakeLists.txt

@@ -13,55 +13,56 @@ pico_sdk_init()
 add_library(pico STATIC)
 
 target_compile_definitions(pico PUBLIC
-	PICO_PRINTF_ALWAYS_INCLUDED=1	)
+	PICO_PRINTF_ALWAYS_INCLUDED=1
+)
 
 
 target_link_libraries(pico 
 	boot_stage2
-hardware_adc
-hardware_base
-hardware_claim
-hardware_clocks
-hardware_divider
-hardware_dma
-hardware_flash
-hardware_gpio
-hardware_i2c
-hardware_interp
-hardware_irq
-hardware_pio
-hardware_pll
-hardware_pwm
-hardware_resets
-hardware_rtc
-hardware_spi
-hardware_sync
-hardware_timer
-hardware_uart
-hardware_vreg
-hardware_watchdog
-hardware_xosc
-pico_bit_ops
-pico_bootrom
-pico_bootsel_via_double_reset
-pico_cxx_options
-pico_divider
-pico_double
-pico_fix
-pico_float
-pico_int64_ops
-pico_malloc
-pico_mem_ops
-pico_multicore
-pico_platform
-pico_runtime
-pico_standard_link
-pico_stdio
-pico_stdio_usb
-pico_stdlib
-pico_unique_id
-tinyusb
+	hardware_adc
+	hardware_base
+	hardware_claim
+	hardware_clocks
+	hardware_divider
+	hardware_dma
+	hardware_flash
+	hardware_gpio
+	hardware_i2c
+	hardware_interp
+	hardware_irq
+	hardware_pio
+	hardware_pll
+	hardware_pwm
+	hardware_resets
+	hardware_rtc
+	hardware_spi
+	hardware_sync
+	hardware_timer
+	hardware_uart
+	hardware_vreg
+	hardware_watchdog
+	hardware_xosc
+	pico_bit_ops
+	pico_bootrom
+	pico_bootsel_via_double_reset
+	pico_cxx_options
+	pico_divider
+	pico_double
+	pico_fix
+	pico_float
+	pico_int64_ops
+	pico_malloc
+	pico_mem_ops
+	pico_multicore
+	pico_platform
+	pico_runtime
+	pico_standard_link
+	pico_stdio_usb
+	pico_stdlib
+	pico_unique_id
+	tinyusb
 )
+
 add_custom_command(TARGET pico PRE_BUILD
 	COMMAND ../../system/arm-none-eabi/bin/arm-none-eabi-gcc -g -c ../../assembly/crt0.S  -I ../../pico-sdk/src/rp2040/hardware_regs/include -I ../../pico-sdk/src/common/pico_binary_info/include/
 )
@@ -69,6 +70,5 @@ add_custom_command(TARGET pico PRE_BUILD
 add_custom_command(TARGET pico POST_BUILD
 	COMMAND ar d libpico.a crt0.S.obj
 	COMMAND ar r libpico.a crt0.o
-	)
-#       	COMMAND  ar dv libpico.a  stdio_uart.c.obj stdio.c.obj printf.c.obj
-
+	COMMAND ar d libpico.a stdio.c.obj stdio_usb.c.obj stdio_usb_descriptors.c.obj
+)