lib: Update samd51 to work with gcc and bootloaders
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
parent
e47ba6374a
commit
f6ce875818
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@ -36,7 +36,9 @@ bootloader. See samd21.patch for the modifications.
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The samd51 directory contains code from the
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Atmel.SAMD51_DFP.1.1.96.atpack zip file found at:
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http://packs.download.atmel.com/
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version 1.1.96 (extracted on 20190110).
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version 1.1.96 (extracted on 20190110). It has been modified to
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compile with gcc's LTO feature and to work with chips that have a
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bootloader. See samd51.patch for the modifications.
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The lpc176x directory contains code from the mbed project:
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https://github.com/ARMmbed/mbed-os
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@ -0,0 +1,68 @@
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diff --git a/lib/samd51/samd51.patch b/lib/samd51/samd51.patch
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new file mode 100644
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index 00000000..e69de29b
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diff --git a/lib/samd51/samd51a/gcc/gcc/samd51g19a_flash.ld b/lib/samd51/samd51a/gcc/gcc/samd51g19a_flash.ld
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index bee9c68d..551597dc 100644
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--- a/lib/samd51/samd51a/gcc/gcc/samd51g19a_flash.ld
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+++ b/lib/samd51/samd51a/gcc/gcc/samd51g19a_flash.ld
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@@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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- rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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+ rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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diff --git a/lib/samd51/samd51a/gcc/gcc/samd51j19a_flash.ld b/lib/samd51/samd51a/gcc/gcc/samd51j19a_flash.ld
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index 3dfbe0d4..07ee9864 100644
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--- a/lib/samd51/samd51a/gcc/gcc/samd51j19a_flash.ld
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+++ b/lib/samd51/samd51a/gcc/gcc/samd51j19a_flash.ld
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@@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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- rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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+ rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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diff --git a/lib/samd51/samd51a/gcc/gcc/samd51n19a_flash.ld b/lib/samd51/samd51a/gcc/gcc/samd51n19a_flash.ld
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index ae77ba71..1c595648 100644
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--- a/lib/samd51/samd51a/gcc/gcc/samd51n19a_flash.ld
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+++ b/lib/samd51/samd51a/gcc/gcc/samd51n19a_flash.ld
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@@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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- rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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+ rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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diff --git a/lib/samd51/samd51a/gcc/gcc/samd51p20a_flash.ld b/lib/samd51/samd51a/gcc/gcc/samd51p20a_flash.ld
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index 60f73b47..4d8ad695 100644
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--- a/lib/samd51/samd51a/gcc/gcc/samd51p20a_flash.ld
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+++ b/lib/samd51/samd51a/gcc/gcc/samd51p20a_flash.ld
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@@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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- rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00100000
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+ rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00100000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00040000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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diff --git a/lib/samd51/samd51a/gcc/gcc/startup_samd51.c b/lib/samd51/samd51a/gcc/gcc/startup_samd51.c
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index d00bd7a2..42575901 100644
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--- a/lib/samd51/samd51a/gcc/gcc/startup_samd51.c
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+++ b/lib/samd51/samd51a/gcc/gcc/startup_samd51.c
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@@ -235,7 +235,7 @@ void SDHC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler
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#endif
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/* Exception Table */
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-__attribute__ ((section(".vectors")))
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+__attribute__ ((section(".vectors"))) __attribute__((externally_visible))
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const DeviceVectors exception_table = {
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/* Configure Initial Stack Pointer, using linker-generated symbols */
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@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
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rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00080000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00030000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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@ -35,7 +35,7 @@ SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00100000
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rom (rx) : ORIGIN = 0x00000000 + FLASH_START, LENGTH = 0x00100000 - FLASH_START
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00040000
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bkupram (rwx) : ORIGIN = 0x47000000, LENGTH = 0x00002000
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qspi (rwx) : ORIGIN = 0x04000000, LENGTH = 0x01000000
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@ -235,7 +235,7 @@ void SDHC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler
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#endif
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/* Exception Table */
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__attribute__ ((section(".vectors")))
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__attribute__ ((section(".vectors"))) __attribute__((externally_visible))
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const DeviceVectors exception_table = {
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/* Configure Initial Stack Pointer, using linker-generated symbols */
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