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Merge pull request #5812 from EmergReanimator/tinyusb_port_config

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Allow to tailor tinyusb configuration for port specific needs
This commit is contained in:
Scott Shawcroft 2022-01-06 10:06:46 -08:00 committed by GitHub
commit 513a954d92
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2 changed files with 19 additions and 2 deletions
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7
py/circuitpy_mpconfig.mk
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@ -463,6 +463,13 @@ CFLAGS += -DCIRCUITPY_WATCHDOG=$(CIRCUITPY_WATCHDOG)
CIRCUITPY_WIFI ?= 0
CFLAGS += -DCIRCUITPY_WIFI=$(CIRCUITPY_WIFI)
# tinyusb port tailored configuration
CIRCUITPY_TUSB_MEM_ALIGN ?= 4
CFLAGS += -DCIRCUITPY_TUSB_MEM_ALIGN=$(CIRCUITPY_TUSB_MEM_ALIGN)
CIRCUITPY_TUSB_ATTR_USBRAM ?= ".bss.usbram"
CFLAGS += -DCIRCUITPY_TUSB_ATTR_USBRAM=$(CIRCUITPY_TUSB_ATTR_USBRAM)
# Define an equivalent for MICROPY_LONGINT_IMPL, to pass to $(MPY-TOOL) in py/mkrules.mk
# $(MPY-TOOL) needs to know what kind of longint to use (if any) to freeze long integers.
# This should correspond to the MICROPY_LONGINT_IMPL definition in mpconfigport.h.

14
supervisor/shared/usb/tusb_config.h
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@ -96,8 +96,18 @@ extern "C" {
// --------------------------------------------------------------------+
// USB RAM PLACEMENT
// --------------------------------------------------------------------+
#define CFG_TUSB_ATTR_USBRAM
#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
#if !defined(CIRCUITPY_TUSB_ATTR_USBRAM)
#define CIRCUITPY_TUSB_ATTR_USBRAM ".bss.usbram"
#endif
#define CFG_TUSB_ATTR_USBRAM __attribute__((section(CIRCUITPY_TUSB_ATTR_USBRAM)))
#if !defined(CIRCUITPY_TUSB_MEM_ALIGN)
#define CIRCUITPY_TUSB_MEM_ALIGN 4
#endif
#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(CIRCUITPY_TUSB_MEM_ALIGN)))
#ifdef __cplusplus