summaryrefslogtreecommitdiff
path: root/bsp/coreip-s76-arty
diff options
context:
space:
mode:
authorBunnaroath Sou <35707615+bsousi5@users.noreply.github.com>2019-03-18 15:06:06 -0700
committerGitHub <noreply@github.com>2019-03-18 15:06:06 -0700
commit0f8c780d82b2ec3eda351229e79953bbde7bb95a (patch)
tree9f9b0362f09e165cb767d3159fc9f52d6d22920c /bsp/coreip-s76-arty
parent732f4902aadcd5bda62c8ea0858112a06580406d (diff)
parent44c064f651cf4756f44fb96d542a8db2d4a33471 (diff)
Merge pull request #202 from sifive/arty-19.2
Add ramrodata, scratchpad linker files, and correct timebase value
Diffstat (limited to 'bsp/coreip-s76-arty')
-rw-r--r--bsp/coreip-s76-arty/design.dts2
-rw-r--r--bsp/coreip-s76-arty/metal.default.lds (renamed from bsp/coreip-s76-arty/metal.lds)4
-rw-r--r--bsp/coreip-s76-arty/metal.h2
-rw-r--r--bsp/coreip-s76-arty/metal.ramrodata.lds224
-rw-r--r--bsp/coreip-s76-arty/metal.scratchpad.lds226
5 files changed, 455 insertions, 3 deletions
diff --git a/bsp/coreip-s76-arty/design.dts b/bsp/coreip-s76-arty/design.dts
index f43d9c5..736d909 100644
--- a/bsp/coreip-s76-arty/design.dts
+++ b/bsp/coreip-s76-arty/design.dts
@@ -29,7 +29,7 @@
reg = <0x0>;
riscv,isa = "rv64imafdc";
status = "okay";
- timebase-frequency = <1000000>;
+ timebase-frequency = <65000000>;
hardware-exec-breakpoint-count = <4>;
L4: interrupt-controller {
#interrupt-cells = <1>;
diff --git a/bsp/coreip-s76-arty/metal.lds b/bsp/coreip-s76-arty/metal.default.lds
index 3875c94..c4cae6b 100644
--- a/bsp/coreip-s76-arty/metal.lds
+++ b/bsp/coreip-s76-arty/metal.default.lds
@@ -27,6 +27,7 @@ SECTIONS
{
KEEP (*(.text.metal.init.enter))
KEEP (*(SORT_NONE(.init)))
+ KEEP (*(.text.libgloss.start))
} >flash AT>flash :flash
@@ -137,6 +138,7 @@ SECTIONS
.itim :
{
+ *(.itim .itim.*)
} >flash AT>flash :flash
@@ -165,7 +167,7 @@ SECTIONS
*(.gnu.linkonce.d.*)
. = ALIGN(8);
PROVIDE( __global_pointer$ = . + 0x800 );
- *(.sdata .sdata.*)
+ *(.sdata .sdata.* .sdata2.*)
*(.gnu.linkonce.s.*)
. = ALIGN(8);
*(.srodata.cst16)
diff --git a/bsp/coreip-s76-arty/metal.h b/bsp/coreip-s76-arty/metal.h
index eacfb1e..feb1b39 100644
--- a/bsp/coreip-s76-arty/metal.h
+++ b/bsp/coreip-s76-arty/metal.h
@@ -165,7 +165,7 @@ struct __metal_driver_riscv_clint0 __metal_dt_clint_2000000 = {
struct __metal_driver_cpu __metal_dt_cpu_0 = {
.vtable = &__metal_driver_vtable_cpu,
.cpu.vtable = &__metal_driver_vtable_cpu.cpu_vtable,
- .timebase = 1000000UL,
+ .timebase = 65000000UL,
.interrupt_controller = &__metal_dt_interrupt_controller.controller,
};
diff --git a/bsp/coreip-s76-arty/metal.ramrodata.lds b/bsp/coreip-s76-arty/metal.ramrodata.lds
new file mode 100644
index 0000000..cb59d74
--- /dev/null
+++ b/bsp/coreip-s76-arty/metal.ramrodata.lds
@@ -0,0 +1,224 @@
+OUTPUT_ARCH("riscv")
+
+ENTRY(_enter)
+
+MEMORY
+{
+ ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x10000000
+ flash (rxai!w) : ORIGIN = 0x40400000, LENGTH = 0x1fc00000
+}
+
+PHDRS
+{
+ flash PT_LOAD;
+ ram_init PT_LOAD;
+ itim_init PT_LOAD;
+ ram PT_NULL;
+ itim PT_NULL;
+}
+
+SECTIONS
+{
+ __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
+ __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
+
+
+ .init :
+ {
+ KEEP (*(.text.metal.init.enter))
+ KEEP (*(SORT_NONE(.init)))
+ KEEP (*(.text.libgloss.start))
+ } >flash AT>flash :flash
+
+
+
+
+ .fini :
+ {
+ KEEP (*(SORT_NONE(.fini)))
+ } >flash AT>flash :flash
+
+
+ PROVIDE (__etext = .);
+ PROVIDE (_etext = .);
+ PROVIDE (etext = .);
+
+
+
+
+ . = ALIGN(4);
+
+
+ .preinit_array :
+ {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } >flash AT>flash :flash
+
+
+ .init_array :
+ {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
+ KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } >flash AT>flash :flash
+
+
+ .finit_array :
+ {
+ PROVIDE_HIDDEN (__finit_array_start = .);
+ KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
+ KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
+ PROVIDE_HIDDEN (__finit_array_end = .);
+ } >flash AT>flash :flash
+
+
+ .ctors :
+ {
+ /* gcc uses crtbegin.o to find the start of
+ the constructors, so we make sure it is
+ first. Because this is a wildcard, it
+ doesn't matter if the user does not
+ actually link against crtbegin.o; the
+ linker won't look for a file to match a
+ wildcard. The wildcard also means that it
+ doesn't matter which directory crtbegin.o
+ is in. */
+ KEEP (*crtbegin.o(.ctors))
+ KEEP (*crtbegin?.o(.ctors))
+ /* We don't want to include the .ctor section from
+ the crtend.o file until after the sorted ctors.
+ The .ctor section from the crtend file contains the
+ end of ctors marker and it must be last */
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
+ KEEP (*(SORT(.ctors.*)))
+ KEEP (*(.ctors))
+ } >flash AT>flash :flash
+
+
+ .dtors :
+ {
+ KEEP (*crtbegin.o(.dtors))
+ KEEP (*crtbegin?.o(.dtors))
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
+ KEEP (*(SORT(.dtors.*)))
+ KEEP (*(.dtors))
+ } >flash AT>flash :flash
+
+
+ .litimalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_itim_source_start = . );
+ } >flash AT>flash :flash
+
+
+ .ditimalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_itim_target_start = . );
+ } >ram AT>flash :ram_init
+
+
+ .itim :
+ {
+ *(.itim .itim.*)
+ } >flash AT>flash :flash
+
+
+ . = ALIGN(8);
+ PROVIDE( metal_segment_itim_target_end = . );
+ .text :
+ {
+ *(.text.unlikely .text.unlikely.*)
+ *(.text.startup .text.startup.*)
+ *(.text .text.*)
+ *(.gnu.linkonce.t.*)
+ *(.itim .itim.*)
+ } >flash AT>flash :flash
+
+
+ .lalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( _data_lma = . );
+ PROVIDE( metal_segment_data_source_start = . );
+ } >flash AT>flash :flash
+
+
+ .dalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_data_target_start = . );
+ } >ram AT>flash :ram_init
+
+
+ .data :
+ {
+ *(.rdata)
+ *(.rodata .rodata.*)
+ *(.gnu.linkonce.r.*)
+ *(.data .data.*)
+ *(.gnu.linkonce.d.*)
+ . = ALIGN(8);
+ PROVIDE( __global_pointer$ = . + 0x800 );
+ *(.sdata .sdata.* .sdata2.*)
+ *(.gnu.linkonce.s.*)
+ . = ALIGN(8);
+ *(.srodata.cst16)
+ *(.srodata.cst8)
+ *(.srodata.cst4)
+ *(.srodata.cst2)
+ *(.srodata .srodata.*)
+ } >ram AT>flash :ram_init
+
+
+ . = ALIGN(4);
+ PROVIDE( _edata = . );
+ PROVIDE( edata = . );
+ PROVIDE( metal_segment_data_target_end = . );
+ PROVIDE( _fbss = . );
+ PROVIDE( __bss_start = . );
+ PROVIDE( metal_segment_bss_target_start = . );
+
+
+ .bss :
+ {
+ *(.sbss*)
+ *(.gnu.linkonce.sb.*)
+ *(.bss .bss.*)
+ *(.gnu.linkonce.b.*)
+ *(COMMON)
+ . = ALIGN(4);
+ } >ram AT>ram :ram
+
+
+ . = ALIGN(8);
+ PROVIDE( _end = . );
+ PROVIDE( end = . );
+ PROVIDE( metal_segment_bss_target_end = . );
+
+
+ .stack :
+ {
+ PROVIDE(metal_segment_stack_begin = .);
+ . = __stack_size;
+ PROVIDE( _sp = . );
+ PROVIDE(metal_segment_stack_end = .);
+ } >ram AT>ram :ram
+
+
+ .heap :
+ {
+ PROVIDE( metal_segment_heap_target_start = . );
+ . = __heap_size;
+ . = __heap_size == 0 ? 0 : ORIGIN(ram) + LENGTH(ram);
+ PROVIDE( metal_segment_heap_target_end = . );
+ PROVIDE( _heap_end = . );
+ } >ram AT>ram :ram
+
+
+}
+
diff --git a/bsp/coreip-s76-arty/metal.scratchpad.lds b/bsp/coreip-s76-arty/metal.scratchpad.lds
new file mode 100644
index 0000000..f75dc04
--- /dev/null
+++ b/bsp/coreip-s76-arty/metal.scratchpad.lds
@@ -0,0 +1,226 @@
+OUTPUT_ARCH("riscv")
+
+ENTRY(_enter)
+
+MEMORY
+{
+ ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x10000000
+ flash (rxai!w) : ORIGIN = 0x40400000, LENGTH = 0x1fc00000
+}
+
+PHDRS
+{
+ flash PT_LOAD;
+ ram_init PT_LOAD;
+ itim_init PT_LOAD;
+ ram PT_LOAD;
+ itim PT_LOAD;
+}
+
+SECTIONS
+{
+ __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
+ __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
+
+
+ .init :
+ {
+ KEEP (*(.text.metal.init.enter))
+ KEEP (*(SORT_NONE(.init)))
+ KEEP (*(.text.libgloss.start))
+ } >ram AT>ram :ram
+
+
+ .text :
+ {
+ *(.text.unlikely .text.unlikely.*)
+ *(.text.startup .text.startup.*)
+ *(.text .text.*)
+ *(.itim .itim.*)
+ *(.gnu.linkonce.t.*)
+ } >ram AT>ram :ram
+
+
+ .fini :
+ {
+ KEEP (*(SORT_NONE(.fini)))
+ } >ram AT>ram :ram
+
+
+ PROVIDE (__etext = .);
+ PROVIDE (_etext = .);
+ PROVIDE (etext = .);
+
+
+ .rodata :
+ {
+ *(.rdata)
+ *(.rodata .rodata.*)
+ *(.gnu.linkonce.r.*)
+ } >ram AT>ram :ram
+
+
+ . = ALIGN(4);
+
+
+ .preinit_array :
+ {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } >ram AT>ram :ram
+
+
+ .init_array :
+ {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
+ KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } >ram AT>ram :ram
+
+
+ .finit_array :
+ {
+ PROVIDE_HIDDEN (__finit_array_start = .);
+ KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
+ KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
+ PROVIDE_HIDDEN (__finit_array_end = .);
+ } >ram AT>ram :ram
+
+
+ .ctors :
+ {
+ /* gcc uses crtbegin.o to find the start of
+ the constructors, so we make sure it is
+ first. Because this is a wildcard, it
+ doesn't matter if the user does not
+ actually link against crtbegin.o; the
+ linker won't look for a file to match a
+ wildcard. The wildcard also means that it
+ doesn't matter which directory crtbegin.o
+ is in. */
+ KEEP (*crtbegin.o(.ctors))
+ KEEP (*crtbegin?.o(.ctors))
+ /* We don't want to include the .ctor section from
+ the crtend.o file until after the sorted ctors.
+ The .ctor section from the crtend file contains the
+ end of ctors marker and it must be last */
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
+ KEEP (*(SORT(.ctors.*)))
+ KEEP (*(.ctors))
+ } >ram AT>ram :ram
+
+
+ .dtors :
+ {
+ KEEP (*crtbegin.o(.dtors))
+ KEEP (*crtbegin?.o(.dtors))
+ KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
+ KEEP (*(SORT(.dtors.*)))
+ KEEP (*(.dtors))
+ } >ram AT>ram :ram
+
+
+ .litimalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_itim_source_start = . );
+ } >ram AT>ram :ram
+
+
+ .ditimalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_itim_target_start = . );
+ } >ram AT>ram :ram_init
+
+
+ .itim :
+ {
+ *(.itim .itim.*)
+ } >ram AT>ram :ram_init
+
+
+ . = ALIGN(8);
+ PROVIDE( metal_segment_itim_target_end = . );
+
+
+ .lalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( _data_lma = . );
+ PROVIDE( metal_segment_data_source_start = . );
+ } >ram AT>ram :ram
+
+
+ .dalign :
+ {
+ . = ALIGN(4);
+ PROVIDE( metal_segment_data_target_start = . );
+ } >ram AT>ram :ram_init
+
+
+ .data :
+ {
+ *(.data .data.*)
+ *(.gnu.linkonce.d.*)
+ . = ALIGN(8);
+ PROVIDE( __global_pointer$ = . + 0x800 );
+ *(.sdata .sdata.* .sdata2.*)
+ *(.gnu.linkonce.s.*)
+ . = ALIGN(8);
+ *(.srodata.cst16)
+ *(.srodata.cst8)
+ *(.srodata.cst4)
+ *(.srodata.cst2)
+ *(.srodata .srodata.*)
+ } >ram AT>ram :ram_init
+
+
+ . = ALIGN(4);
+ PROVIDE( _edata = . );
+ PROVIDE( edata = . );
+ PROVIDE( metal_segment_data_target_end = . );
+ PROVIDE( _fbss = . );
+ PROVIDE( __bss_start = . );
+ PROVIDE( metal_segment_bss_target_start = . );
+
+
+ .bss :
+ {
+ *(.sbss*)
+ *(.gnu.linkonce.sb.*)
+ *(.bss .bss.*)
+ *(.gnu.linkonce.b.*)
+ *(COMMON)
+ . = ALIGN(4);
+ } >ram AT>ram :ram
+
+
+ . = ALIGN(8);
+ PROVIDE( _end = . );
+ PROVIDE( end = . );
+ PROVIDE( metal_segment_bss_target_end = . );
+
+
+ .stack :
+ {
+ PROVIDE(metal_segment_stack_begin = .);
+ . = __stack_size;
+ PROVIDE( _sp = . );
+ PROVIDE(metal_segment_stack_end = .);
+ } >ram AT>ram :ram
+
+
+ .heap :
+ {
+ PROVIDE( metal_segment_heap_target_start = . );
+ . = __heap_size;
+ PROVIDE( metal_segment_heap_target_end = . );
+ PROVIDE( _heap_end = . );
+ } >ram AT>ram :ram
+
+
+}
+