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linker: rename DT_REGION_FROM_NODE_STATUS_OKAY

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The main motivation is to avoid polluting the all-caps "DT_"
namespace, which within zephyr belongs to devicetree.h.

Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
This commit is contained in:
Martí Bolívar 2021-08-05 16:22:17 -07:00 • committed by Christopher Friedt
commit d1eee6a966
2 changed files with 21 additions and 16 deletions
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22
include/arch/arm/aarch32/cortex_m/scripts/linker.ld
View file

@ -88,21 +88,21 @@ MEMORY
FLASH (rx) : ORIGIN = ROM_ADDR, LENGTH = ROM_SIZE
SRAM (wx) : ORIGIN = RAM_ADDR, LENGTH = RAM_SIZE
/* TI CCFG Registers */
DT_REGION_FROM_NODE_STATUS_OKAY(FLASH_CCFG, rwx, DT_NODELABEL(ti_ccfg_partition))
LINKER_DT_REGION_FROM_NODE(FLASH_CCFG, rwx, DT_NODELABEL(ti_ccfg_partition))
/* Data & Instruction Tightly Coupled Memory */
DT_REGION_FROM_NODE_STATUS_OKAY(ITCM, rw, DT_CHOSEN(zephyr_itcm))
DT_REGION_FROM_NODE_STATUS_OKAY(DTCM, rw, DT_CHOSEN(zephyr_dtcm))
LINKER_DT_REGION_FROM_NODE(ITCM, rw, DT_CHOSEN(zephyr_itcm))
LINKER_DT_REGION_FROM_NODE(DTCM, rw, DT_CHOSEN(zephyr_dtcm))
/* STM32 Core Coupled Memory */
DT_REGION_FROM_NODE_STATUS_OKAY(CCM, rw, DT_CHOSEN(zephyr_ccm))
LINKER_DT_REGION_FROM_NODE(CCM, rw, DT_CHOSEN(zephyr_ccm))
/* STM32WB IPC RAM */
DT_REGION_FROM_NODE_STATUS_OKAY(SRAM1, rw, DT_NODELABEL(sram1))
DT_REGION_FROM_NODE_STATUS_OKAY(SRAM2, rw, DT_NODELABEL(sram2))
LINKER_DT_REGION_FROM_NODE(SRAM1, rw, DT_NODELABEL(sram1))
LINKER_DT_REGION_FROM_NODE(SRAM2, rw, DT_NODELABEL(sram2))
/* STM32 alternate RAM configurations */
DT_REGION_FROM_NODE_STATUS_OKAY(SRAM3, rw, DT_NODELABEL(sram3))
DT_REGION_FROM_NODE_STATUS_OKAY(SRAM4, rw, DT_NODELABEL(sram4))
DT_REGION_FROM_NODE_STATUS_OKAY(SDRAM1, rw, DT_NODELABEL(sdram1))
DT_REGION_FROM_NODE_STATUS_OKAY(SDRAM2, rw, DT_NODELABEL(sdram2))
DT_REGION_FROM_NODE_STATUS_OKAY(BACKUP_SRAM, rw, DT_NODELABEL(backup_sram))
LINKER_DT_REGION_FROM_NODE(SRAM3, rw, DT_NODELABEL(sram3))
LINKER_DT_REGION_FROM_NODE(SRAM4, rw, DT_NODELABEL(sram4))
LINKER_DT_REGION_FROM_NODE(SDRAM1, rw, DT_NODELABEL(sdram1))
LINKER_DT_REGION_FROM_NODE(SDRAM2, rw, DT_NODELABEL(sdram2))
LINKER_DT_REGION_FROM_NODE(BACKUP_SRAM, rw, DT_NODELABEL(backup_sram))
/* Used by and documented in include/linker/intlist.ld */
IDT_LIST (wx) : ORIGIN = (RAM_ADDR + RAM_SIZE), LENGTH = 2K
}

15
include/linker/devicetree_regions.h
View file

@ -15,12 +15,17 @@
/**
* @brief Generate a linker memory region from a devicetree node
*
* If @p node_id refers to a node with status "okay", then this declares
* a linker memory region named @p name with attributes from @p attr.
*
* Otherwise, it doesn't expand to anything.
*
* @param name name of the generated memory region
* @param attr region attributes to use (rx, rw, ...)
* @param node devicetree node with a \<reg\> property defining region location
* and size.
* @param node_id devicetree node identifier with a \<reg\> property
* defining region location and size.
*/
#define DT_REGION_FROM_NODE_STATUS_OKAY(name, attr, node) \
COND_CODE_1(DT_NODE_HAS_STATUS(node, okay), \
(_REGION_DECLARE(name, attr, node)), \
#define LINKER_DT_REGION_FROM_NODE(name, attr, node_id) \
COND_CODE_1(DT_NODE_HAS_STATUS(node_id, okay), \
(_REGION_DECLARE(name, attr, node_id)), \
())