diff options
| author | Nicolas "Pixel" Noble <pixel@nobis-crew.org> | 2011-01-28 03:58:51 +0100 |
|---|---|---|
| committer | Nicolas "Pixel" Noble <pixel@nobis-crew.org> | 2011-01-28 04:02:11 +0100 |
| commit | 608f796648e8de74f9aac3e60db3f7d87e69e9f4 (patch) | |
| tree | 2966b76b8d12e23f99c8fbd13aeccbb4d4ef8ce8 /arch/arm/lpc17xx/ldscript | |
| parent | 18d53779c4fef3efca606aead2da3af40ec76332 (diff) | |
Work on the MPU port. The exception VTOR redirection doesn't work as expected.
Diffstat (limited to 'arch/arm/lpc17xx/ldscript')
| -rw-r--r-- | arch/arm/lpc17xx/ldscript | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/arch/arm/lpc17xx/ldscript b/arch/arm/lpc17xx/ldscript index 14fe819..4f1f3b9 100644 --- a/arch/arm/lpc17xx/ldscript +++ b/arch/arm/lpc17xx/ldscript @@ -36,6 +36,7 @@ MEMORY */ EXTERN(__cs3_reset_cortex_m) EXTERN(__cs3_interrupt_vector_cortex_m) +EXTERN(__cs3_interrupt_vector_cortex_m_mutable) EXTERN(__cs3_start_c main __cs3_stack __cs3_stack_size __cs3_heap_end) PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram); @@ -67,19 +68,27 @@ SECTIONS *(.rom) *(.rom.b) - __cs3_reset = __cs3_reset_cortex_m; - *(.cs3.reset) - /* Make sure we pulled in some reset code. */ - ASSERT (. != __cs3_reset, "No reset code"); - *( .privileged_code ) *( privileged_functions ) - . = ALIGN(32); + __privileged_code_end___len = . - __privileged_code_start__ - 1 ; + __privileged_code_end___len |= __privileged_code_end___len >> 1 ; + __privileged_code_end___len |= __privileged_code_end___len >> 2 ; + __privileged_code_end___len |= __privileged_code_end___len >> 4 ; + __privileged_code_end___len |= __privileged_code_end___len >> 8 ; + __privileged_code_end___len |= __privileged_code_end___len >> 16 ; + . = ALIGN( MAX( __privileged_code_end___len + 1, 32 ) ) ; __privileged_code_end__ = .; __privileged_functions_end__ = .; + __cs3_reset = __cs3_reset_cortex_m; + *(.cs3.reset) + /* Make sure we pulled in some reset code. */ + ASSERT (. != __cs3_reset, "No reset code"); + + *(.handlers) + *(.text .text.* .gnu.linkonce.t.*) *(.plt) *(.gnu.warning) @@ -152,18 +161,28 @@ SECTIONS .data_begin : { - . = ALIGN(8); + . = ALIGN(32); __rom_data_begin = .; } > rom .data : { - . = ALIGN(32); __cs3_region_start_ram = .; __ram_data_begin = .; __privileged_data_start__ = .; + __cs3_interrupt_vector_mutable = __cs3_interrupt_vector_cortex_m_mutable; + *(.cs3.interrupt_vector_mutable) + /* Make sure we pulled in an interrupt vector. */ + ASSERT (. != __cs3_interrupt_vector_cortex_m_mutable, "No interrupt vector"); *( privileged_data ) - . = ALIGN(32); + + __privileged_data_end___len = . - __privileged_data_start__ - 1 ; + __privileged_data_end___len |= __privileged_data_end___len >> 1 ; + __privileged_data_end___len |= __privileged_data_end___len >> 2 ; + __privileged_data_end___len |= __privileged_data_end___len >> 4 ; + __privileged_data_end___len |= __privileged_data_end___len >> 8 ; + __privileged_data_end___len |= __privileged_data_end___len >> 16 ; + . = ALIGN( MAX( __privileged_data_end___len + 1, 32 ) ) ; __privileged_data_end__ = .; *(.cs3.region-head.ram) |